Diff of the two buildlogs: -- --- b1/build.log 2025-06-04 12:21:37.264193241 +0000 +++ b2/build.log 2025-06-04 12:34:16.557192130 +0000 @@ -1,6 +1,6 @@ I: pbuilder: network access will be disabled during build -I: Current time: Tue Jun 3 23:44:16 -12 2025 -I: pbuilder-time-stamp: 1749037456 +I: Current time: Thu Jun 5 02:22:02 +14 2025 +I: pbuilder-time-stamp: 1749039722 I: Building the build Environment I: extracting base tarball [/var/cache/pbuilder/unstable-reproducible-base.tgz] I: copying local configuration @@ -38,52 +38,84 @@ dpkg-source: info: applying relax-unit-test-affine2d.patch I: Not using root during the build. I: Installing the build-deps -I: user script /srv/workspace/pbuilder/2986/tmp/hooks/D02_print_environment starting +I: user script /srv/workspace/pbuilder/3633/tmp/hooks/D01_modify_environment starting +debug: Running on virt64a. +I: Changing host+domainname to test build reproducibility +I: Adding a custom variable just for the fun of it... +I: Changing /bin/sh to bash +'/bin/sh' -> '/bin/bash' +lrwxrwxrwx 1 root root 9 Jun 4 12:22 /bin/sh -> /bin/bash +I: Setting pbuilder2's login shell to /bin/bash +I: Setting pbuilder2's GECOS to second user,second room,second work-phone,second home-phone,second other +I: user script /srv/workspace/pbuilder/3633/tmp/hooks/D01_modify_environment finished +I: user script /srv/workspace/pbuilder/3633/tmp/hooks/D02_print_environment starting I: set - BUILDDIR='/build/reproducible-path' - BUILDUSERGECOS='first user,first room,first work-phone,first home-phone,first other' - BUILDUSERNAME='pbuilder1' - BUILD_ARCH='armhf' - DEBIAN_FRONTEND='noninteractive' - DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=3 ' - DISTRIBUTION='unstable' - HOME='/root' - HOST_ARCH='armhf' + BASH=/bin/sh + BASHOPTS=checkwinsize:cmdhist:complete_fullquote:extquote:force_fignore:globasciiranges:globskipdots:hostcomplete:interactive_comments:patsub_replacement:progcomp:promptvars:sourcepath + BASH_ALIASES=() + BASH_ARGC=() + BASH_ARGV=() + BASH_CMDS=() + BASH_LINENO=([0]="12" [1]="0") + BASH_LOADABLES_PATH=/usr/local/lib/bash:/usr/lib/bash:/opt/local/lib/bash:/usr/pkg/lib/bash:/opt/pkg/lib/bash:. + BASH_SOURCE=([0]="/tmp/hooks/D02_print_environment" [1]="/tmp/hooks/D02_print_environment") + BASH_VERSINFO=([0]="5" [1]="2" [2]="37" [3]="1" [4]="release" [5]="arm-unknown-linux-gnueabihf") + BASH_VERSION='5.2.37(1)-release' + BUILDDIR=/build/reproducible-path + BUILDUSERGECOS='second user,second room,second work-phone,second home-phone,second other' + BUILDUSERNAME=pbuilder2 + BUILD_ARCH=armhf + DEBIAN_FRONTEND=noninteractive + DEB_BUILD_OPTIONS='buildinfo=+all reproducible=+all parallel=4 ' + DIRSTACK=() + DISTRIBUTION=unstable + EUID=0 + FUNCNAME=([0]="Echo" [1]="main") + GROUPS=() + HOME=/root + HOSTNAME=i-capture-the-hostname + HOSTTYPE=arm + HOST_ARCH=armhf IFS=' ' - INVOCATION_ID='510297126f0646bcac397cbdbe38c025' - LANG='C' - LANGUAGE='en_US:en' - LC_ALL='C' - MAIL='/var/mail/root' - OPTIND='1' - PATH='/usr/sbin:/usr/bin:/sbin:/bin:/usr/games' - PBCURRENTCOMMANDLINEOPERATION='build' - PBUILDER_OPERATION='build' - PBUILDER_PKGDATADIR='/usr/share/pbuilder' - PBUILDER_PKGLIBDIR='/usr/lib/pbuilder' - PBUILDER_SYSCONFDIR='/etc' - PPID='2986' - PS1='# ' - PS2='> ' + INVOCATION_ID=ff92a5dda0e346389dc654801bd3d47b + LANG=C + LANGUAGE=it_CH:it + LC_ALL=C + MACHTYPE=arm-unknown-linux-gnueabihf + MAIL=/var/mail/root + OPTERR=1 + OPTIND=1 + OSTYPE=linux-gnueabihf + PATH=/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path + PBCURRENTCOMMANDLINEOPERATION=build + PBUILDER_OPERATION=build + PBUILDER_PKGDATADIR=/usr/share/pbuilder + PBUILDER_PKGLIBDIR=/usr/lib/pbuilder + PBUILDER_SYSCONFDIR=/etc + PIPESTATUS=([0]="0") + POSIXLY_CORRECT=y + PPID=3633 PS4='+ ' - PWD='/' - SHELL='/bin/bash' - SHLVL='2' - SUDO_COMMAND='/usr/bin/timeout -k 18.1h 18h /usr/bin/ionice -c 3 /usr/bin/nice /usr/sbin/pbuilder --build --configfile /srv/reproducible-results/rbuild-debian/r-b-build.F0oEzKsC/pbuilderrc_pZLz --distribution unstable --hookdir /etc/pbuilder/first-build-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/unstable-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.F0oEzKsC/b1 --logfile b1/build.log octave-image_2.16.0-2.dsc' - SUDO_GID='113' - SUDO_UID='107' - SUDO_USER='jenkins' - TERM='unknown' - TZ='/usr/share/zoneinfo/Etc/GMT+12' - USER='root' - _='/usr/bin/systemd-run' - http_proxy='http://10.0.0.15:3142/' + PWD=/ + SHELL=/bin/bash + SHELLOPTS=braceexpand:errexit:hashall:interactive-comments:posix + SHLVL=3 + SUDO_COMMAND='/usr/bin/timeout -k 24.1h 24h /usr/bin/ionice -c 3 /usr/bin/nice -n 11 /usr/bin/unshare --uts -- /usr/sbin/pbuilder --build --configfile /srv/reproducible-results/rbuild-debian/r-b-build.F0oEzKsC/pbuilderrc_hgC9 --distribution unstable --hookdir /etc/pbuilder/rebuild-hooks --debbuildopts -b --basetgz /var/cache/pbuilder/unstable-reproducible-base.tgz --buildresult /srv/reproducible-results/rbuild-debian/r-b-build.F0oEzKsC/b2 --logfile b2/build.log octave-image_2.16.0-2.dsc' + SUDO_GID=114 + SUDO_UID=108 + SUDO_USER=jenkins + TERM=unknown + TZ=/usr/share/zoneinfo/Etc/GMT-14 + UID=0 + USER=root + _='I: set' + http_proxy=http://10.0.0.15:3142/ I: uname -a - Linux wbq0 6.1.0-37-armmp #1 SMP Debian 6.1.140-1 (2025-05-22) armv7l GNU/Linux + Linux i-capture-the-hostname 6.1.0-37-arm64 #1 SMP Debian 6.1.140-1 (2025-05-22) aarch64 GNU/Linux I: ls -l /bin lrwxrwxrwx 1 root root 7 May 12 19:25 /bin -> usr/bin -I: user script /srv/workspace/pbuilder/2986/tmp/hooks/D02_print_environment finished +I: user script /srv/workspace/pbuilder/3633/tmp/hooks/D02_print_environment finished -> Attempting to satisfy build-dependencies -> Creating pbuilder-satisfydepends-dummy package Package: pbuilder-satisfydepends-dummy @@ -653,7 +685,7 @@ Get: 525 http://deb.debian.org/debian unstable/main armhf gfortran armhf 4:14.2.0-1 [1428 B] Get: 526 http://deb.debian.org/debian unstable/main armhf octave-dev armhf 9.4.0-1 [1002 kB] Get: 527 http://deb.debian.org/debian unstable/main armhf dh-octave all 1.8.0 [22.7 kB] -Fetched 180 MB in 15s (11.7 MB/s) +Fetched 180 MB in 3s (64.0 MB/s) Preconfiguring packages ... Selecting previously unselected package netbase. (Reading database ... (Reading database ... 5% (Reading database ... 10% (Reading database ... 15% (Reading database ... 20% (Reading database ... 25% (Reading database ... 30% (Reading database ... 35% (Reading database ... 40% (Reading database ... 45% (Reading database ... 50% (Reading database ... 55% (Reading database ... 60% (Reading database ... 65% (Reading database ... 70% (Reading database ... 75% (Reading database ... 80% (Reading database ... 85% (Reading database ... 90% (Reading database ... 95% (Reading database ... 100% (Reading database ... 19576 files and directories currently installed.) @@ -2814,7 +2846,11 @@ Building tag database... -> Finished parsing the build-deps I: Building the package -I: Running cd /build/reproducible-path/octave-image-2.16.0/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-buildpackage -us -uc -b && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games" HOME="/nonexistent/first-build" dpkg-genchanges -S > ../octave-image_2.16.0-2_source.changes +I: user script /srv/workspace/pbuilder/3633/tmp/hooks/A99_set_merged_usr starting +Not re-configuring usrmerge for unstable +I: user script /srv/workspace/pbuilder/3633/tmp/hooks/A99_set_merged_usr finished +hostname: Name or service not known +I: Running cd /build/reproducible-path/octave-image-2.16.0/ && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path" HOME="/nonexistent/second-build" dpkg-buildpackage -us -uc -b && env PATH="/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/i/capture/the/path" HOME="/nonexistent/second-build" dpkg-genchanges -S > ../octave-image_2.16.0-2_source.changes dpkg-buildpackage: info: source package octave-image dpkg-buildpackage: info: source version 2.16.0-2 dpkg-buildpackage: info: source distribution unstable @@ -2865,58 +2901,58 @@ /usr/bin/mkoctfile --verbose __bilateral__.cc /usr/bin/mkoctfile --verbose __eps__.cc /usr/bin/mkoctfile --verbose __custom_gaussian_smoothing__.cc -g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security __spatial_filtering__.cc -o /tmp/oct-iFiAJv.o -g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security __bilateral__.cc -o /tmp/oct-0vxnUu.o -g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security __eps__.cc -o /tmp/oct-kHM4b7.o -g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security __custom_gaussian_smoothing__.cc -o /tmp/oct-xPTxhh.o -g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o __eps__.oct /tmp/oct-kHM4b7.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro +g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security __spatial_filtering__.cc -o /tmp/oct-DcuYfa.o +g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security __bilateral__.cc -o /tmp/oct-G5xh1k.o +g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security __eps__.cc -o /tmp/oct-DPt6Rj.o +g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security __custom_gaussian_smoothing__.cc -o /tmp/oct-u22n3G.o +g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o __eps__.oct /tmp/oct-DPt6Rj.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro /usr/bin/mkoctfile --verbose __boundary__.cc -g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security __boundary__.cc -o /tmp/oct-9B4iYN.o -g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o __custom_gaussian_smoothing__.oct /tmp/oct-xPTxhh.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro +g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security __boundary__.cc -o /tmp/oct-a2pY1T.o +g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o __custom_gaussian_smoothing__.oct /tmp/oct-u22n3G.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro /usr/bin/mkoctfile --verbose bwfill.cc -g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security bwfill.cc -o /tmp/oct-tos5HI.o -g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o __boundary__.oct /tmp/oct-9B4iYN.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro +g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security bwfill.cc -o /tmp/oct-H79o8a.o +g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o __boundary__.oct /tmp/oct-a2pY1T.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro /usr/bin/mkoctfile --verbose rotate_scale.cc -g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security rotate_scale.cc -o /tmp/oct-5WToZn.o -g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o __bilateral__.oct /tmp/oct-0vxnUu.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro +g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security rotate_scale.cc -o /tmp/oct-BzA1Fe.o +g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o __bilateral__.oct /tmp/oct-G5xh1k.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro /usr/bin/mkoctfile --verbose hough_line.cc -g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security hough_line.cc -o /tmp/oct-gYJztF.o -g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o bwfill.oct /tmp/oct-tos5HI.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro +g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security hough_line.cc -o /tmp/oct-McHE4o.o +g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o bwfill.oct /tmp/oct-H79o8a.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro /usr/bin/mkoctfile --verbose graycomatrix.cc -g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security graycomatrix.cc -o /tmp/oct-6yy821.o -g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o rotate_scale.oct /tmp/oct-5WToZn.o -shared 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/tmp/oct-dgOAz2.o +g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o bwlabeln.oct connectivity.o /tmp/oct-GTgXFH.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro /usr/bin/mkoctfile --verbose imerode.cc strel.o -g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security imerode.cc -o /tmp/oct-PHHzDh.o -g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o bwconncomp.oct connectivity.o /tmp/oct-12IpVo.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro -g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o imreconstruct.oct connectivity.o /tmp/oct-3rfKYZ.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro +g++ -c -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -D_TIME_BITS=64 -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security imerode.cc -o /tmp/oct-vNf6pF.o +g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o bwconncomp.oct connectivity.o /tmp/oct-RwxxcZ.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro +g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o imreconstruct.oct connectivity.o /tmp/oct-b06j3q.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro In file included from /usr/include/c++/14/queue:64, from watershed.cc:16: /usr/include/c++/14/bits/stl_heap.h: In function 'void std::__push_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare&) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator >*, vector >, allocator > > > >; _Distance = int; _Tp = Voxel >; _Compare = __gnu_cxx::__ops::_Iter_comp_val > > >]': @@ -2929,8 +2965,8 @@ /usr/include/c++/14/bits/stl_heap.h:135:5: note: parameter passing for argument of type '__gnu_cxx::__normal_iterator*, std::vector, std::allocator > > >' changed in GCC 7.1 /usr/include/c++/14/bits/stl_heap.h: In function 'void std::__push_heap(_RandomAccessIterator, _Distance, _Distance, _Tp, _Compare&) [with _RandomAccessIterator = __gnu_cxx::__normal_iterator >*, vector >, allocator > > > >; _Distance = int; _Tp = Voxel >; _Compare = __gnu_cxx::__ops::_Iter_comp_val > > >]': /usr/include/c++/14/bits/stl_heap.h:135:5: note: parameter passing for argument of type '__gnu_cxx::__normal_iterator >*, std::vector >, std::allocator > > > >' changed in GCC 7.1 -g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o watershed.oct connectivity.o /tmp/oct-x1vDIe.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro -g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o imerode.oct strel.o /tmp/oct-PHHzDh.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro +g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o watershed.oct connectivity.o /tmp/oct-dgOAz2.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro +g++ -I/usr/include/octave-9.4.0/octave/.. -I/usr/include/octave-9.4.0/octave -pthread -fopenmp -g -O2 -ffile-prefix-map=/build/reproducible-path/octave-image-2.16.0=. -fstack-protector-strong -fstack-clash-protection -Wformat -Werror=format-security -o imerode.oct strel.o /tmp/oct-vNf6pF.o -shared -Wl,-Bsymbolic -Wl,-z,relro -flto=auto -ffat-lto-objects -Wl,-z,relro make[1]: Leaving directory '/build/reproducible-path/octave-image-2.16.0/src' copyfile /build/reproducible-path/octave-image-2.16.0/./src/__bilateral__.oct /build/reproducible-path/octave-image-2.16.0/./src/__boundary__.oct /build/reproducible-path/octave-image-2.16.0/./src/__custom_gaussian_smoothing__.oct /build/reproducible-path/octave-image-2.16.0/./src/__eps__.oct /build/reproducible-path/octave-image-2.16.0/./src/__spatial_filtering__.oct /build/reproducible-path/octave-image-2.16.0/./src/bwconncomp.oct /build/reproducible-path/octave-image-2.16.0/./src/bwdist.oct /build/reproducible-path/octave-image-2.16.0/./src/bwfill.oct /build/reproducible-path/octave-image-2.16.0/./src/bwlabeln.oct /build/reproducible-path/octave-image-2.16.0/./src/conndef.oct /build/reproducible-path/octave-image-2.16.0/./src/graycomatrix.oct /build/reproducible-path/octave-image-2.16.0/./src/hough_line.oct /build/reproducible-path/octave-image-2.16.0/./src/imerode.oct /build/reproducible-path/octave-image-2.16.0/./src/imreconstruct.oct /build/reproducible-path/octave-image-2.16.0/./src/intlut.oct /build/reproducible-path/octave-image-2.16.0/./src/nonmax_suppress.oct /build/reproducible-path/octave-image-2.16.0/./src/rotate_scale.oct /build/reproducible-path/octave-image-2.16.0/./src/watershed.oct /build/reproducible-path/octave-image-2.16.0/./src/__spatial_filtering__.cc-tst /build/reproducible-path/octave-image-2.16.0/./src/bwconncomp.cc-tst /build/reproducible-path/octave-image-2.16.0/./src/bwdist.cc-tst /build/reproducible-path/octave-image-2.16.0/./src/bwfill.cc-tst /build/reproducible-path/octave-image-2.16.0/./src/bwlabeln.cc-tst /build/reproducible-path/octave-image-2.16.0/./src/conndef.cc-tst /build/reproducible-path/octave-image-2.16.0/./src/graycomatrix.cc-tst /build/reproducible-path/octave-image-2.16.0/./src/hough_line.cc-tst /build/reproducible-path/octave-image-2.16.0/./src/imerode.cc-tst /build/reproducible-path/octave-image-2.16.0/./src/imreconstruct.cc-tst /build/reproducible-path/octave-image-2.16.0/./src/intlut.cc-tst /build/reproducible-path/octave-image-2.16.0/./src/watershed.cc-tst /build/reproducible-path/octave-image-2.16.0/./inst/arm-unknown-linux-gnueabihf-api-v59 For information about changes from previous versions of the image package, run 'news image'. @@ -2938,161 +2974,544 @@ Checking package... Run the unit tests... Checking m files ... -[inst/ordfilt2.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/ordfilt2.m +[inst/imregionalmin.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imregionalmin.m ***** test - order = 3; - domain = ones (3); - A = zeros (3,3); - B = ones (3,3); - C = [1 1 1; 2 2 2; 3 3 3]; - D = C'; - E = ones (3,3); - E(2,2) = 2; - F = 3 .* ones (3,3); - F(2,2) = 1; - G = [-1 2 7; -5 2 8; -7 pi 9]; - H = [5 2 8; 1 -3 1; 5 1 0]; - A_out = [0 0 0; 0 0 0; 0 0 0]; - B_out = [0 0 0; 0 1 0; 0 0 0]; - C_out = [0 0 0; 0 1 0; 0 0 0]; - D_out = [0 0 0; 0 1 0; 0 0 0]; - E_out = [0 0 0; 0 1 0; 0 0 0]; - F_out = [0 0 0; 0 3 0; 0 0 0]; - G_out = [0 0 0; -1 -1 0; 0 0 0]; - H_out = [0 0 0; 0 1 0; 0 0 0]; - assert (ordfilt2 (A, order, domain), A_out); - assert (ordfilt2 (B, order, domain), B_out); - assert (ordfilt2 (C, order, domain), C_out); - assert (ordfilt2 (D, order, domain), D_out); - assert (ordfilt2 (E, order, domain), E_out); - assert (ordfilt2 (F, order, domain), F_out); - assert (ordfilt2 (G, order, domain), G_out); - assert (ordfilt2 (H, order, domain), H_out); -1 test, 1 passed, 0 known failure, 0 skipped -[inst/imsubtract.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imsubtract.m -***** assert (imsubtract (uint8 ([23 250]), uint8 ([24 50])), uint8 ([ 0 200])); # default to first class and truncate -***** assert (imsubtract (uint8 ([23 250]), 10), uint8 ([13 240])); # works subtracting a scalar -***** assert (imsubtract (uint8 ([23 250]), uint8 ([24 50]), "uint16"), uint16 ([ 0 200])); # defining output class works (not in matlab) -***** assert (imsubtract (logical ([ 1 0]), logical ([ 1 1])), double ([ 0 -1])); # return double for two logical images -***** assert (imsubtract (logical ([ 1 0]), logical ([ 1 1]), "logical"), logical ([ 0 0])); # this is matlab incompatible on purpose -***** error imsubtract (uint8 ([23 250]), uint16 ([23 250])); -***** warning imsubtract (uint8 ([23 250]), uint8 ([24 255]), "int8"); + a = [ + 7 3 9 3 10 3 + 4 2 3 10 1 3 + 1 4 6 9 4 10 + 8 7 9 3 4 8 + 5 9 3 3 8 9 + 3 6 9 4 1 10]; + + a4 = logical ([ + 0 0 0 1 0 0 + 0 1 0 0 1 0 + 1 0 0 0 0 0 + 0 0 0 1 0 0 + 0 0 1 1 0 0 + 1 0 0 0 1 0]); + assert (imregionalmin (a, 4), a4) + assert (imregionalmin (uint8 (a), 4), a4) + assert (imregionalmin (int8 (a), 4), a4) + + a8 = logical ([ + 0 0 0 0 0 0 + 0 0 0 0 1 0 + 1 0 0 0 0 0 + 0 0 0 0 0 0 + 0 0 0 0 0 0 + 1 0 0 0 1 0]); + assert (imregionalmin (a), a8) + assert (imregionalmin (a, 8), a8) + assert (imregionalmin (uint8 (a), 8), a8) + assert (imregionalmin (int8 (a), 8), a8) ***** test - warning ("off", "all"); - assert (imsubtract (uint8 ([23 250]), uint8 ([24 255]), "int8"), - int8 ([-1 0])) -8 tests, 8 passed, 0 known failure, 0 skipped -[inst/imshowpair.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imshowpair.m -***** error id=Octave:invalid-fun-call imshowpair () -***** error id=Octave:invalid-fun-call imshowpair (1) -***** error id=Octave:invalid-input-arg imshowpair (uint8 (200.*rand (100)), ... - uint8 (200.*rand (100)), "interpolation") -***** error id=Octave:invalid-input-arg imshowpair (uint8 (200.*rand (100)), ... - uint8 (200.*rand (100)), "xxxxx") -***** error id=Octave:invalid-input-arg imshowpair (1, 1, "ColorChannels", [0 0 0]) -***** error id=Octave:invalid-input-arg imshowpair (1, 1, "ColorChannels", [1 1 1]) -***** error id=Octave:invalid-input-arg imshowpair (1, 1, "ColorChannels", [2 2 2]) -***** error id=Octave:expected-less-equal imshowpair (1, 1, "ColorChannels", [42 0 0]) -***** error id=Octave:expected-greater-equal imshowpair (1, 1, "ColorChannels", [-1 2 0]) -***** error id=Octave:invalid-input-arg imshowpair (1, 1, "ColorChannels", "deep-purple") + a = [ + 4 8 5 -1 8 7 + -1 4 0 7 1 1 + 6 1 2 6 7 0 + 6 1 5 -2 5 9 + 1 4 -1 0 0 2 + 4 6 1 0 7 1]; + + a4 = logical ([ + 0 0 0 1 0 0 + 1 0 1 0 0 0 + 0 1 0 0 0 1 + 0 1 0 1 0 0 + 1 0 1 0 0 0 + 0 0 0 0 0 1]); + assert (imregionalmin (a, 4), a4) + assert (imregionalmin (int8 (a), 4), a4) + + a8 = logical ([ + 0 0 0 1 0 0 + 1 0 0 0 0 0 + 0 0 0 0 0 1 + 0 0 0 1 0 0 + 0 0 0 0 0 0 + 0 0 0 0 0 0]); + assert (imregionalmin (a), a8) + assert (imregionalmin (a, 8), a8) + assert (imregionalmin (int8 (a), 8), a8) ***** test - A = uint8 (200.*rand (100)); - B = uint8 (150.*rand (100)); - RA = imref2d (size (A), 0.5, 0.5); - RB = imref2d (size (B), 0.5, 0.5); - figure; - Ax=axes; - assert (imshowpair (A, B)); - assert (imshowpair (A, RA, B, RB)); - assert (imshowpair (A, B, "blend")); - assert (imshowpair (A, B, "falsecolor", "ColorChannels", "red-cyan")); - assert (imshowpair (A, B, "Parent", Ax)); - assert (imshowpair (A, B, "montage", "Scaling", "joint")); - close; -No entry for terminal type "unknown"; -using dumb terminal settings. -warning: using the gnuplot graphics toolkit is discouraged + ## test float input images + im0 = peaks (); + im1 = im0 ./ 100; + max_pos_expected = [1; 49; 664; 1286; 1302; 2401]; + max0 = imregionalmin (im0); + max0_pos = find (max0); + max1 = imregionalmin (im1); + assert (max1, max0) + assert (max0_pos, max_pos_expected) +3 tests, 3 passed, 0 known failure, 0 skipped +[inst/imfilter.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imfilter.m +***** test + img = [ + 8 2 6 7 4 3 7 8 4 1 + 9 9 1 1 4 7 3 3 8 1 + 2 9 8 3 7 6 5 8 6 5 + 9 5 9 1 8 2 7 3 5 8 + 6 8 7 1 2 2 9 9 9 9 + 1 2 7 8 5 5 9 4 3 2 + 3 4 7 7 5 9 5 2 7 6 + 5 9 4 3 6 4 2 3 7 5 + 9 8 6 9 7 6 2 6 4 1 + 9 9 2 1 7 3 3 5 6 4]; + + expected_corr = [ + 46 53 30 34 44 42 40 51 42 19 + 48 66 57 42 46 50 59 58 49 34 + 48 67 55 54 44 58 50 50 64 39 + 44 77 52 43 28 55 57 75 70 50 + 29 51 65 51 42 50 60 62 55 42 + 23 44 58 59 63 59 55 57 50 36 + 36 50 52 56 56 47 48 45 47 39 + 51 64 70 62 56 50 40 38 41 31 + 58 72 50 49 58 45 41 42 49 28 + 27 37 27 21 19 26 16 23 24 17]; + assert (imfilter (img, [0 1 0; 2 1 1; 1 2 2]), expected_corr) + + ## test order of options (and matching with defaults) + assert (imfilter (img, [0 1 0; 2 1 1; 1 2 2], 0), expected_corr) + assert (imfilter (img, [0 1 0; 2 1 1; 1 2 2], "corr"), expected_corr) + assert (imfilter (img, [0 1 0; 2 1 1; 1 2 2], "corr", 0), expected_corr) + assert (imfilter (img, [0 1 0; 2 1 1; 1 2 2], 0, "corr"), expected_corr) + + expected_conv = [ + 21 31 23 22 21 28 29 26 22 6 + 47 55 43 43 51 44 49 64 44 24 + 56 69 53 34 47 50 57 48 52 37 + 38 70 60 56 41 57 54 61 66 44 + 46 67 53 48 32 54 59 65 63 46 + 28 56 63 50 36 54 58 66 63 47 + 20 43 55 62 67 57 52 53 44 28 + 42 51 54 61 57 53 44 46 48 39 + 53 70 63 50 57 42 38 38 43 33 + 53 62 50 54 52 44 38 40 40 20]; + assert (imfilter (img, [0 1 0; 2 1 1; 1 2 2], "conv"), expected_conv) + + ## alternative class + assert (imfilter (single (img), [0 1 0; 2 1 1; 1 2 2]), + single (expected_corr)) + assert (imfilter (int8 (img), [0 1 0; 2 1 1; 1 2 2]), + int8 (expected_corr)) + assert (imfilter (uint8 (img), [0 1 0; 2 1 1; 1 2 2]), + uint8 (expected_corr)) + + assert (imfilter (single (img), [0 1 0; 2 1 1; 1 2 2], "conv"), + single (expected_conv)) + assert (imfilter (int8 (img), [0 1 0; 2 1 1; 1 2 2], "conv"), + int8 (expected_conv)) + assert (imfilter (uint8 (img), [0 1 0; 2 1 1; 1 2 2], "conv"), + uint8 (expected_conv)) -The gnuplot graphics toolkit is not actively maintained and has a number -of limitations that are unlikely to be fixed. Communication with gnuplot -uses a one-directional pipe and limited information is passed back to the -Octave interpreter so most changes made interactively in the plot window -will not be reflected in the graphics properties managed by Octave. For -example, if the plot window is closed with a mouse click, Octave will not -be notified and will not update its internal list of open figure windows. -The qt toolkit is recommended instead. -11 tests, 11 passed, 0 known failure, 0 skipped -[inst/integralImage.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/integralImage.m ***** test - assert (integralImage (10), [0 0; 0 10]); - assert (integralImage (10, "rotated"), [0 0 0; 0 10 0]); + I = zeros (6); + I(2:3,2:3) = 1; + F = zeros (4); + F(2,2:3) = 1; + result = [0 0 0 0 0 0 + 1 2 1 0 0 0 + 1 2 1 0 0 0 + 0 0 0 0 0 0 + 0 0 0 0 0 0 + 0 0 0 0 0 0]; + assert (imfilter (I, F), result) +2 tests, 2 passed, 0 known failure, 0 skipped +[inst/imgaussfilt.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imgaussfilt.m +***** assert (imgaussfilt(ones (5) * 9)); +***** assert (isa (imgaussfilt (uint8 (ones (5))), "uint8")); +***** assert (isa (imgaussfilt (uint16 (ones (5))), "uint16")); +***** assert (isa (imgaussfilt (uint32 (ones (5))), "uint32")); +***** assert (isa (imgaussfilt (uint64 (ones (5))), "uint64")); +***** assert (isa (imgaussfilt (int8 (ones (5))), "int8")); +***** assert (isa (imgaussfilt (int16 (ones (5))), "int16")); +***** assert (isa (imgaussfilt (int32 (ones (5))), "int32")); +***** assert (isa (imgaussfilt (single (ones (5))), "single")); +***** assert (isa (imgaussfilt (double (ones (5))), "double")); +***** error (imgaussfilt (true (5))); +***** error (imgaussfilt (5i+9)); +***** error (imgaussfilt ({"sdg","sdgsd"})); +***** error (imgaussfilt ("sdjgkhsdkl")); +***** error (imgaussfilt (struct("x", "34", "y", "67"))) +***** error (imgaussfilt ()); +***** error (imgaussfilt ("asdf")); +***** assert(imgaussfilt(ones (5), 6)); +***** assert(imgaussfilt(ones (5), 1.7)); +***** assert (imgaussfilt (ones (5), [1, 4])); +***** error(imgaussfilt(ones (5), -0.5)); +***** error (imgaussfilt (ones (3), "asdf")); +***** error (imgaussfilt (ones (3), [3,5,6])); +***** error (imgaussfilt (ones (3), [3,-5])); +***** error (imgaussfilt (ones (3), [-3, 4])); +***** error (imgaussfilt (ones (3), [-3, -4])); +***** assert (imgaussfilt (ones (5), "padding", "circular")); +***** assert (imgaussfilt (ones (5), "padding", "symmetric")); +***** assert (imgaussfilt (ones (3), "padding", "replicate")); +***** assert (imgaussfilt (ones (3), "Padding", "Replicate")); +***** assert (imgaussfilt (ones (3), "Padding", 5)); +***** error (imgaussfilt (ones (3), "circular")); +***** error (imgaussfilt (ones (3), "symmetric", "padding")); +***** error (imgaussfilt (ones (3), "padding")); +***** error (imgaussfilt (ones (3), "padding", "ciircular")); +***** error (imgaussfilt (ones (3), "padding", [2, 3])); +***** error(imgaussfilt(ones (5), 5i)); +***** assert (imgaussfilt (ones (5), "filtersize", 3)); +***** assert (imgaussfilt (ones (5), "FilterSize", [5, 7])); +***** assert (imgaussfilt (ones (5), "FilterSize", [5, 3]')); +***** error (imgaussfilt (ones (5), "filter", 3)); +***** error (imgaussfilt (ones (5), "filtersize", 4)); +***** error (imgaussfilt (ones (5), "filtersize", 5.5)); +***** error (imgaussfilt (ones (5), "filterSize", [5, 2])); +***** error (imgaussfilt (ones (5), "filterSize", [5, 2]')); +***** error (imgaussfilt (ones (5), "filtersize", [5, 7.5])); +***** error (imgaussfilt (ones (5), "filtersize", [5, 7.5]')); +***** assert (imgaussfilt (ones (5), "padding", "replicate")); +***** assert (imgaussfilt (ones (5), "padding", "circular")); +***** assert (imgaussfilt (ones (5), "padding", "symmetric")); +***** assert (imgaussfilt (ones (5), "padding", 5)); +***** assert (imgaussfilt (ones (5), "FilterDomain", "auto")); +***** assert (imgaussfilt (ones (5), "FilterDomain", "frequency")); +***** assert (imgaussfilt (ones (5), "FilterDomain", "spatial")); +***** error (imgaussfilt (ones (5), "FilterDomain", "asdf")); +***** error (imgaussfilt (ones (5), "FilterDomain", 4)); ***** test - J = integralImage (10); - assert (class(J), "double"); - J = integralImage (uint8(10)); - assert (class(J), "double"); + input = [1, 1, 1; 10, 10, 10; 100, 100, 100]; + expected = [12.5028 12.5028 12.5028 + 18.6271 18.6271 18.6271 + 79.8702 79.8702 79.8702]; + output = imgaussfilt (input, "padding", "circular"); + assert (output, expected, 0.0001); ***** test - I = [1, 2; 3, 4]; - J = integralImage (I); - J1 = [0 0 0; 0 1 3; 0 4 10]; - assert (J, J1) - J = integralImage (I, "rotated"); - J1 = [0 0 0 0; 0 1 2 0; 1 6 7 2]; - assert (J, J1) + input = [1, 1, 1; 10, 10, 10; 100, 100, 100]; + expected = [1.9586 1.9586 1.9586 + 18.6271 18.6271 18.6271 + 90.4144 90.4144 90.4144]; + output = imgaussfilt (input, "padding", "replicate"); + assert (output, expected, 0.0001); ***** test - I1 = [1, 2; 3, 4]; - I2 = [5, 6; 7, 8]; - I3 = [9, 10; 11, 12]; - I = cat (3, I1, I2, I3); - J = integralImage (I); - J1 = [0 0 0; 0 1 3; 0 4 10]; - J2 = [0 0 0; 0 5 11; 0 12 26]; - J3 = [0 0 0; 0 9 19; 0 20 42]; - J0 = cat (3, J1, J2, J3); - assert (J, J0) + input = [1 1 1 1 1 1 + 1 2 2 2 2 1; + 1 2 2 2 2 1; + 1 2 2 2 2 1; + 1 2 2 2 2 1; + 1 1 1 1 1 1]; + expected = [1.0114 1.0953 1.1067 1.1067 1.0953 1.0114 + 1.0953 1.7980 1.8930 1.8930 1.7980 1.0953 + 1.1067 1.8930 1.9995 1.9995 1.8930 1.1067 + 1.1067 1.8930 1.9995 1.9995 1.8930 1.1067 + 1.0953 1.7980 1.8930 1.8930 1.7980 1.0953 + 1.0114 1.0953 1.1067 1.1067 1.0953 1.0114]; + output = imgaussfilt (input, "filterSize", 5, "padding", "replicate"); + assert (output, expected, 0.0001); ***** test - I1 = [1, 2; 3, 4]; - I2 = [5, 6; 7, 8]; - I3 = [9, 10; 11, 12]; - I = cat (3, I1, I2, I3); - J = integralImage (I, "rotated"); - J1 = [0 0 0 0; 0 1 2 0; 1 6 7 2]; - J2 = [0 0 0 0; 0 5 6 0; 5 18 19 6]; - J3 = [0 0 0 0; 0 9 10 0; 9 30 31 10]; - J0 = cat (3, J1, J2, J3); - assert (J, J0) + input = [1 1 1 1 1 1 + 1 2 2 2 2 1; + 1 2 2 2 2 1; + 1 2 2 2 2 1; + 1 2 2 2 2 1; + 1 1 1 1 1 1]; + expected = [1.0114 1.0956 1.1070 1.1070 1.0956 1.0114 + 1.0956 1.7980 1.8930 1.8930 1.7980 1.0956 + 1.1070 1.8930 1.9995 1.9995 1.8930 1.1070 + 1.1070 1.8930 1.9995 1.9995 1.8930 1.1070 + 1.0956 1.7980 1.8930 1.8930 1.7980 1.0956 + 1.0114 1.0956 1.1070 1.1070 1.0956 1.0114]; + output = imgaussfilt (input, "filterSize", 5, "padding", "symmetric"); + assert (output, expected, 0.0001); ***** test - I = magic (5); - J = integralImage (I); - J_res = [0 0 0 0 0 0; - 0 17 41 42 50 65; - 0 40 69 77 99 130; - 0 44 79 100 142 195; - 0 54 101 141 204 260; - 0 65 130 195 260 325]; - assert (J, J_res) + input = zeros(3,3,3,3); + input (2,2,:,:) = 9; + output = imgaussfilt (input); + expected = ones (3,3,3,3); + assert (size(output), size(expected), eps); +***** test + a1 = ones (5); + a2 = ones (5) * 2; + a3 = ones (5) * 3; + a4 = ones (5) * 4; + im = cat (4, a1, a2, a3, a4); + expected = im; + output = imgaussfilt (im); + assert (output, expected, 0.0001); +***** test + input = zeros(5,7); + input(3,4) = 1; + expected = [ -0.0000 0.0001 0.0006 0.0011 0.0006 0.0001 -0.0000 + 0.0000 0.0062 0.0397 0.0736 0.0397 0.0062 0.0000 + 0 0.0250 0.1593 0.2953 0.1593 0.0250 -0.0000 + 0 0.0062 0.0397 0.0736 0.0397 0.0062 -0.0000 + -0.0000 0.0001 0.0006 0.0011 0.0006 0.0001 -0.0000 ]; + output = imgaussfilt(input, [0.6,0.9], "filterDomain", "frequency"); + assert (output, expected, 0.01); +***** test + input = zeros(8); + input(6,4) = 1; + input(6,5) = 1; + input(7,4) = 2; + input(7,5) = 2; + expected_replicate = [-0.0000 -0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 + 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 + 0.0000 0.0000 -0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 + 0.0000 0.0030 0.0163 0.0352 0.0352 0.0163 0.0030 0.0000 + 0.0000 0.0163 0.0892 0.1932 0.1932 0.0892 0.0163 0.0000 + 0.0000 0.0352 0.1932 0.4184 0.4184 0.1932 0.0352 0.0000 + 0 0.0352 0.1932 0.4184 0.4184 0.1932 0.0352 0 + -0.0000 0.0192 0.1055 0.2284 0.2284 0.1055 0.0192 0.0000]; + expected_circular = [-0.0000 0.0030 0.0163 0.0352 0.0352 0.0163 0.0030 0.0000 + 0.0000 -0.0000 -0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 + 0.0000 0.0000 -0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 + 0.0000 0.0030 0.0163 0.0352 0.0352 0.0163 0.0030 0.0000 + 0.0000 0.0163 0.0892 0.1932 0.1932 0.0892 0.0163 0.0000 + 0 0.0352 0.1932 0.4184 0.4184 0.1932 0.0352 0.0000 + 0.0000 0.0352 0.1932 0.4184 0.4184 0.1932 0.0352 0.0000 + 0.0000 0.0163 0.0892 0.1932 0.1932 0.0892 0.0163 0.0000]; + expected_symmetric = [-0.0000 -0.0000 -0.0000 0.0000 0.0000 -0.0000 -0.0000 -0.0000 + 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 + 0.0000 0.0000 -0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 + 0.0000 0.0030 0.0163 0.0352 0.0352 0.0163 0.0030 0.0000 + 0 0.0163 0.0892 0.1932 0.1932 0.0892 0.0163 0 + 0.0000 0.0352 0.1932 0.4184 0.4184 0.1932 0.0352 0 + 0 0.0352 0.1932 0.4184 0.4184 0.1932 0.0352 0 + 0.0000 0.0163 0.0892 0.1932 0.1932 0.0892 0.0163 0.0000]; + output_symmetric = imgaussfilt(input, 1, "filterDomain", "frequency", "padding", "symmetric"); + output_circular = imgaussfilt(input, 1, "filterDomain", "frequency", "padding", "circular"); + output_replicate = imgaussfilt(input, 1, "filterDomain", "frequency", "padding", "replicate"); + assert (output_symmetric, expected_symmetric, 0.3); + assert (output_circular, expected_circular, 0.3); + assert (output_replicate, expected_replicate, 0.3); +***** test + im = zeros (11); + im(6,6) = 1; + out = imgaussfilt (im, [2, 0.5]); + assert (sum (out(6,:)), 0.2042, 0.0001); + assert (sum (out(:,6)), 0.7870, 0.0001); +65 tests, 65 passed, 0 known failure, 0 skipped +[inst/imhmax.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imhmax.m +***** shared im0, im0_h2_out + im0 = uint8 ([0 0 0 0 0; + 0 1 2 1 0; + 0 2 5 2 0; + 0 1 2 1 0; + 0 0 0 0 0]); + im0_h2_out = uint8 ([0 0 0 0 0; + 0 1 2 1 0; + 0 2 3 2 0; + 0 1 2 1 0; + 0 0 0 0 0]); +***** error imhmax () +***** error imhmax (im0) +***** error imhmax ("hello", 2) +***** error imhmax (i.*im0, 2) +***** error imhmax (sparse (im0), 2) +***** error imhmax (im0, -2) +***** error imhmax (im0, 'a') +***** error imhmax (im0, ones (2)) +***** error imhmax (im0, 2*i) +***** assert (imhmax (im0, 2), im0_h2_out) +***** assert (imhmax (double (im0), 2), double (im0_h2_out)) +***** assert (imhmax (im0, 2, 8), im0_h2_out) +***** assert (imhmax (im0, 2, 4), im0_h2_out) +***** assert (imhmax (im0, 2, true (3)), im0_h2_out) +***** test + out = imhmax (double (im0), 2); + assert (size (out), size (im0)) + assert (class (out), "double") +***** test + out = imhmax (single (im0), 2); + assert (size (out), size (im0)) + assert (class (out), "single") +***** test + out = imhmax (uint8 (im0), 2); + assert (size (out), size (im0)) + assert (class (out), "uint8") +***** test + out = imhmax (uint16 (im0), 2); + assert (size (out), size (im0)) + assert (class (out), "uint16") +***** test + im = cat (3, im0, im0, im0, im0); + out = imhmax (im, 2); + assert (size (out), size (im)) +***** test + im = zeros (10); + im(2:4, 2:4) = 3; + im(6:8, 6:8) = 8; + expected_4 = zeros (10); + expected_4(6:8, 6:8) = 4; + expected_2 = zeros (10); + expected_2(2:4, 2:4) = 1; + expected_2(6:8, 6:8) = 6; + out = imhmax (im, 4); + assert (out, expected_4, eps) + out = imhmax (im, 2); + assert (out, expected_2, eps) + out = imhmax (0.1 .* im, 0.4); + assert (out, 0.1 .* expected_4, eps) +***** test + im2 = zeros (10); + im2(2:4, 2:4) = 3; + im2(6:9, 6:9)=8; + im2(5, 5)=8; + im2(6, 7)=0; + im2(7, 8)=0; + expected_4 = zeros (10); + expected_4(6:9, 6:9) = 4; + expected_4(5, 5) = 4; + expected_4(6, 7) = 0; + expected_4(7, 8) = 0; + expected_8 = expected_4; + expected_8(2:4, 2:4) = 3; + out2 = imhmax (im2, 4); + assert (out2, expected_8, eps) + out2 = imhmax (im2, 4, 4); + assert (out2, expected_4, eps) + out2 = imhmax (im2, 4, 8); + assert (out2, expected_8, eps) +21 tests, 21 passed, 0 known failure, 0 skipped +[inst/graythresh.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/graythresh.m +***** shared img, histo + ## this is the old default.img that came with GNU Octave. While the current + ## is very very similar, is off just enough for us to get precision errors + img = uint8 (reshape ([138 138 138 142 142 138 142 138 138 117 105 81 69 61 53 40 49 45 40 36 40 45 53 49 65 73 121 166 210 243 247 247 247 239 235 178 154 170 150 150 162 174 190 190 194 186 178 170 154 182 198 174 117 138 138 142 138 142 142 146 142 138 138 130 109 97 81 73 69 57 53 53 57 61 61 69 73 77 105 121 158 219 243 243 247 243 243 243 206 150 158 158 158 150 158 182 186 190 194 186 174 190 206 198 162 138 142 138 142 146 138 142 142 138 146 142 134 142 130 121 101 97 85 85 81 81 81 85 93 85 73 57 61 93 150 194 215 239 243 243 243 223 166 138 158 158 154 142 162 178 190 190 198 186 182 186 174 162 182 146 142 138 142 142 146 142 146 146 146 146 142 142 142 134 125 101 85 73 65 69 73 73 57 40 53 49 57 69 85 125 166 182 178 178 174 150 130 121 146 146 150 142 166 182 190 182 174 166 162 170 194 198 138 138 146 146 138 146 146 146 146 142 150 146 146 142 130 93 65 45 45 49 45 40 49 40 49 49 49 49 61 81 113 142 150 154 154 146 142 134 125 125 138 134 125 146 162 178 178 178 166 186 202 206 186 142 142 142 134 142 146 142 150 142 146 142 146 146 130 81 53 49 49 45 49 40 36 36 32 36 36 36 53 73 89 125 150 146 134 138 146 138 146 138 142 117 117 113 117 146 166 174 178 182 178 178 170 146 142 142 138 142 146 142 142 146 150 138 146 142 130 73 49 40 49 57 65 69 73 61 61 53 57 53 61 77 77 97 113 138 134 130 138 142 150 146 150 134 138 121 121 101 121 150 158 154 142 150 162 166 178 138 138 146 142 142 142 142 146 146 142 142 130 73 57 49 36 49 65 77 85 89 85 81 81 81 85 93 93 97 105 117 125 150 158 154 162 162 166 154 134 150 130 125 113 138 182 174 154 130 178 227 239 239 134 138 142 138 142 142 146 146 138 150 125 61 49 32 32 45 49 57 65 85 101 105 101 101 109 125 117 113 109 138 134 125 166 178 170 162 150 170 162 170 150 146 150 138 125 162 186 182 142 206 247 247 243 138 138 138 138 142 142 146 146 146 130 85 45 45 36 40 53 45 57 69 97 125 130 130 134 138 146 142 134 142 158 138 117 146 174 170 174 178 170 174 170 166 154 162 158 130 134 170 178 158 190 243 247 247 142 142 142 142 142 146 146 142 138 89 53 45 40 45 45 49 57 77 93 125 138 150 154 158 158 162 154 150 166 174 142 73 125 174 178 174 182 182 178 178 174 166 174 174 162 125 154 170 174 170 227 247 251 142 138 142 142 142 142 142 138 105 61 40 40 32 40 40 49 61 89 117 146 154 158 162 170 170 174 162 166 174 182 150 65 146 166 174 186 198 198 198 190 178 178 174 174 158 134 154 198 194 174 202 251 251 146 142 142 142 146 150 138 134 69 40 40 36 32 40 45 45 65 101 134 150 158 166 174 178 174 174 174 170 170 174 142 73 150 162 178 194 202 202 194 194 178 178 154 134 125 138 154 198 194 186 190 243 251 150 146 146 146 146 150 130 109 53 45 28 40 40 36 32 49 73 101 130 154 162 170 170 170 178 182 178 178 174 158 142 121 146 158 178 174 186 190 186 186 174 146 105 109 113 130 150 178 202 190 186 243 251 146 146 146 146 150 142 109 73 49 40 32 40 40 45 40 53 69 93 130 154 162 170 174 178 182 182 186 182 178 154 146 130 138 142 150 170 182 178 174 166 150 117 97 105 113 130 150 150 174 182 190 243 251 146 146 154 146 150 134 105 53 40 45 45 40 40 36 36 40 69 105 134 162 170 174 178 182 182 182 186 190 186 178 170 158 154 150 162 182 182 174 174 174 150 113 109 113 113 130 150 162 186 186 190 239 251 154 150 146 150 146 125 77 49 36 40 36 40 36 28 40 36 77 113 138 150 170 170 174 186 190 190 190 194 190 186 194 190 170 162 174 194 174 182 170 170 158 121 113 113 113 146 158 170 210 215 215 206 243 150 146 150 150 150 113 57 49 40 45 45 49 49 40 32 45 85 113 142 170 178 174 182 194 190 194 194 198 198 198 210 210 182 162 170 190 182 186 170 170 162 130 121 113 121 146 154 150 198 215 206 210 215 150 150 150 150 150 105 49 45 40 49 49 57 40 49 49 53 85 121 158 182 178 174 182 198 194 194 194 194 202 202 194 186 174 154 162 166 178 174 170 170 170 158 117 113 130 150 154 121 182 194 206 215 206 158 150 150 150 146 97 45 36 49 49 49 40 40 49 49 65 97 130 154 174 174 174 186 194 194 194 194 198 198 186 170 158 154 158 138 158 162 170 190 182 174 170 138 138 142 154 134 142 146 170 206 219 215 150 150 158 158 150 85 36 40 40 40 40 45 45 49 49 65 97 130 146 166 166 174 182 190 194 194 194 194 190 182 162 158 150 158 182 186 178 198 206 198 190 174 154 174 174 142 142 170 170 166 202 223 219 158 150 150 150 146 85 40 45 40 40 36 45 53 45 49 53 93 117 130 154 162 174 190 186 194 194 194 190 186 178 162 162 170 174 182 198 210 206 210 198 198 182 170 178 174 158 154 194 194 174 198 210 215 150 154 158 150 150 85 49 45 40 40 32 36 53 40 45 53 81 109 142 158 158 174 178 182 190 190 194 190 190 178 170 174 178 186 190 190 206 215 202 206 194 186 178 182 174 154 170 198 210 186 186 202 215 150 154 150 154 150 97 45 40 40 40 36 36 45 40 45 73 89 113 142 158 158 174 174 182 186 186 194 186 182 178 174 170 105 166 206 186 190 202 198 194 190 182 182 174 166 154 162 198 215 202 182 202 219 154 150 154 150 146 117 61 45 45 45 36 53 53 49 53 77 93 101 125 158 162 174 174 178 174 186 190 182 182 186 182 182 77 125 198 194 186 190 190 178 178 178 162 162 162 154 186 210 227 210 190 206 223 154 150 154 150 154 138 65 45 45 45 40 49 49 40 53 65 77 89 113 150 158 166 166 170 178 182 186 182 170 170 170 162 81 117 186 190 186 182 178 186 174 166 162 150 130 154 194 227 227 219 202 202 219 154 154 150 154 146 146 89 45 40 45 40 49 49 36 40 57 65 89 109 138 146 158 158 170 170 178 182 178 162 150 158 154 113 146 186 182 178 182 178 170 170 162 146 138 138 146 202 223 231 219 210 190 215 130 130 130 130 130 130 109 45 53 40 32 36 40 45 53 61 65 81 97 117 130 138 150 158 158 178 170 162 158 138 142 150 146 166 178 174 174 170 170 170 162 158 138 117 117 142 202 223 239 223 215 186 206 61 61 65 69 69 65 57 36 40 36 32 40 40 53 57 53 57 69 93 105 109 130 138 142 154 162 150 138 142 125 121 150 162 170 170 166 170 170 170 166 162 138 121 113 130 170 202 223 227 231 202 178 182 45 49 45 40 40 40 45 45 45 45 36 40 32 49 61 61 57 65 73 81 101 109 121 130 142 146 121 89 93 117 113 134 154 174 166 162 166 170 170 162 154 150 142 150 223 186 194 215 231 227 206 182 174 49 40 45 45 49 49 45 49 49 49 49 40 36 45 57 69 65 61 65 69 85 93 109 109 117 109 89 57 57 81 97 113 154 162 166 162 170 158 158 162 154 162 174 231 239 178 186 210 231 239 210 194 178 49 36 49 45 49 49 49 45 45 49 49 36 40 40 45 36 53 53 53 57 57 69 69 73 69 61 57 45 45 65 89 105 125 142 146 150 150 154 162 170 174 223 235 247 231 178 178 206 227 227 223 198 190 40 53 36 45 40 40 40 40 45 40 40 45 45 45 45 40 53 49 49 45 53 45 32 36 36 36 36 40 49 45 61 73 89 93 97 113 125 142 186 202 239 239 243 251 239 198 166 194 215 235 227 215 202 40 45 36 32 36 40 40 45 40 40 45 49 45 49 45 49 40 40 45 49 40 45 45 45 49 49 32 40 49 40 49 57 69 81 101 134 170 206 235 243 243 239 247 251 247 210 170 186 202 231 231 227 210 49 45 49 40 40 40 49 45 40 40 45 45 45 40 45 45 45 49 40 49 40 49 45 45 36 40 40 45 45 45 45 65 121 150 210 239 243 243 247 243 243 247 251 251 239 223 178 174 194 219 239 231 219 36 45 45 40 40 49 40 45 49 49 40 40 45 49 40 40 45 49 45 40 49 45 40 40 40 49 40 45 40 49 49 121 162 215 247 247 247 247 247 243 247 251 251 251 247 239 223 194 186 202 215 210 210 36 45 45 40 40 49 40 45 32 36 49 36 45 49 40 40 45 40 36 40 45 45 40 40 40 36 45 32 40 49 57 121 142 215 243 247 243 247 243 247 251 251 251 251 247 247 247 227 186 194 190 190 182 40 32 45 32 45 40 45 45 49 45 40 45 49 36 40 45 32 40 45 45 49 45 45 45 45 53 49 53 45 45 40 69 97 186 239 243 247 247 247 251 251 251 251 251 243 243 231 202 202 206 206 186 170 53 40 40 40 40 40 36 32 32 36 45 53 49 32 36 32 36 32 40 49 40 40 45 40 40 53 45 49 49 40 32 40 49 138 219 235 247 247 251 251 251 251 251 247 243 235 198 206 210 198 190 186 186 73 69 61 57 61 49 53 40 49 45 40 49 49 49 57 57 53 49 53 53 45 40 45 40 45 49 45 49 45 40 32 53 69 101 215 231 247 247 247 247 251 251 251 243 235 219 194 202 202 186 186 190 194], [53 40])); +***** assert (graythresh (img, "percentile"), 142/255); +***** assert (graythresh (img, "percentile", 0.5), 142/255); +***** assert (graythresh (img, "moments"), 142/255); +***** assert (graythresh (img, "minimum"), 93/255); +***** assert (graythresh (img, "maxentropy"), 150/255); +***** assert (graythresh (img, "intermodes"), 99/255); +***** assert (graythresh (img, "otsu"), 114.5/255); + histo = hist (img(:), 0:255); +***** assert (graythresh (histo, "otsu"), 114.5/255); +***** assert (graythresh (img, "mean"), 0.51445615982, 0.000000001); # here our results differ from ImageJ +***** test + im = repmat (0.5, 100, 100); + [t, g] = graythresh (im); + assert (t, 0) + assert (g, 0) +***** test + im = [-2 1 0; 43 .5 .2]; + clip_im = [ 0 1 0; 1 .5 .2]; + t = graythresh (clip_im); + assert (graythresh (im), t) + assert (graythresh (single (im)), t) +***** test + H(1) = 100; + assert (graythresh (H), 0) +12 tests, 12 passed, 0 known failure, 0 skipped +[inst/imshear.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imshear.m +***** error imshear () +***** error imshear (1) +***** error imshear (1, "x") +***** error imshear (1, "x", 3, "loose", 5, 6) +***** error imshear ("foo", "x", 3) +***** error imshear ({1, 2, 3}, "x", 3) +***** error imshear (reshape (1:24, 4, 3, 2), "x", 3) +***** error imshear (reshape (1:24, 2, 3, 2, 2), "x", 3) +***** error imshear (1, "Z", 3) +***** error imshear (1, "x", "foo") +***** error imshear (1, "x", "f") +***** error imshear (1, "x", [1, 2, 3]) +***** error imshear (1, "x", {3}) +***** error imshear (1, "x", 3, "foo") +***** error imshear (1, "x", 3, "loose", 7) +***** error imshear (1, "x", 3, "loose", "foo") +***** error imshear (1, "x", 3, "loose", [1 0]) +17 tests, 17 passed, 0 known failure, 0 skipped +[inst/affine2d.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/affine2d.m +***** test + theta = 10; + A = [cosd(theta) -sind(theta) 0 + sind(theta) cosd(theta) 0 + 0 0 1]; + tform = affine2d (A); + [X, Y] = transformPointsForward (tform, 5, 10); + assert (X, 6.6605, 1.e-4) + assert (Y, 8.9798, 1.e-4) - J = integralImage (I, "rotated"); - J_res_R = [0 0 0 0 0 0 0; - 0 17 24 1 8 15 0; - 17 64 47 40 38 39 15; - 64 74 91 104 105 76 39; - 74 105 149 188 183 130 76; - 105 170 232 272 236 195 130]; - assert (J, J_res_R) -***** error - integralImage (); -***** error - integralImage (1, "xxx", 2); -***** error - integralImage ("abcd"); -***** error - integralImage ([1 2; 3 4], "xxx"); -10 tests, 10 passed, 0 known failure, 0 skipped + [U, V] = transformPointsInverse (tform, X, Y); + assert (U, 5, 5*eps) + assert (V, 10, 9*eps) + assert (isRigid (tform)) + assert (! isTranslation (tform)) + assert (isSimilarity (tform)) +***** test + theta = 30; + tform = affine2d([ cosd(theta) sind(theta) 0 + -sind(theta) cosd(theta) 0 + 0 0 1]); + assert (tform.T, [ 0.86603 0.5 0 + -0.5 0.86603 0 + 0 0 1], 1.e-5); + invtform = invert(tform); + assert (invtform.T, [ 0.86603 -0.5 0 + 0.5 0.86603 0 + 0 0 1], 1.e-5); + assert (isRigid (tform)) + assert (! isTranslation (tform)) + assert (isSimilarity (tform)) +***** test + tform = affine2d ([1 0 0; 0 1 0; 5 10 1]); + [X, Y] = transformPointsForward (tform, [1 2; 3 4; 5 6; 7 8]); + assert (round (X), [6; 8; 10; 12]) + assert (round (Y), [12; 14; 16; 18]) + + [U, V] = transformPointsInverse (tform, X, Y); + assert (round (U), [1; 3; 5; 7]) + assert (round (V), [2; 4; 6; 8]) + assert (isRigid (tform)) + assert (isTranslation (tform)) + assert (isSimilarity (tform)) +***** test + tform = affine2d ([1 1e-16 0; 1e-16 1 0; 5 10 1]); + assert (isRigid (tform)) + tform = affine2d ([2 1e-16 0; 1e-16 1 0; 5 10 1]); + assert (! isRigid (tform)) +***** test + theta = 10; + A = [cosd(theta) -sind(theta) 0 + sind(theta) cosd(theta) 0 + 0 0 1]; + tform = affine2d (A); + [xlim, ylim] = outputLimits (tform, [1 240], [1 291]); + assert (xlim, [1.1585 286.8855], 1.e-4) + assert (ylim, [-40.6908 286.4054], 1.e-4) +***** test + A = [1 0 0 + 0 1 0 + 40 40 1]; + tform = affine2d (A); + assert (isRigid (tform)); + assert (isSimilarity (tform)); + assert (isTranslation (tform)); +***** test + a = invert (affine2d ([1 2 0; 3 4 0; 10 20 1])); + b = affine2d(a.T); + assert (b.T, [-2, 1, 0; 1.5, -0.5, 0; -10, 0, 1], 5*eps) +***** assert (isTranslation (affine2d ([1, 0, 0; 0, 1, 0; 40, 40, 1]))) +***** assert (! isTranslation (affine2d ([1 0 0; 0 -1 0; 0 0 1]))) +***** assert (! isRigid (affine2d ([1 0 0; 0 -1 0; 0 0 1]))) +***** error affine2d ([0 0 0; 0 0 0]) +***** error affine2d ([0 0 0 0 0 0 0 0 1]) +***** error affine2d ([0 0 0; 0 0 0; 0 0 0]) +***** error affine2d ([1 0 0; 0 1 1; 0 0 1]) +***** error affine2d ([0 0 0; 0 0 0; 0 0 1]) +***** error affine2d (1, 2) +***** error outputLimits (affine2d()) +***** test + tform = affine2d; + assert (tform.T, eye (3)) + assert (tform.Dimensionality, 2) +18 tests, 18 passed, 0 known failure, 0 skipped [inst/bwpack.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/bwpack.m ***** error id=Octave:invalid-fun-call bwpack () @@ -3116,335 +3535,228 @@ ***** assert (bwpack (false (33, 0, 3)), uint32 (zeros (2, 0, 3))) ***** assert (bwpack (i), bwpack (logical (i))) 12 tests, 12 passed, 0 known failure, 0 skipped -[inst/lab2uint8.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/lab2uint8.m -***** test - cm_uint8 = uint8 ([0 1 2 3 4 127 128 200 254 255]); - cm_uint8 = repmat (cm_uint8(:), [1 3]); - im2d_uint8 = reshape (cm_uint8, [5 2 3]); - imnd_uint8 = permute (im2d_uint8, [1 4 3 2]); - - cm_uint16 = uint16 ([0 256 512 768 1024 32512 32768 51200 65024 65280]); - cm_uint16 = repmat (cm_uint16(:), [1 3]); - assert (lab2uint16 (cm_uint8), cm_uint16) - im2d_uint16 = reshape (cm_uint16, [5 2 3]); - assert (lab2uint16 (im2d_uint8), im2d_uint16) - assert (lab2uint16 (imnd_uint8), permute (im2d_uint16, [1 4 3 2])) - - l1 = 100/255; - cm = [ - 0 -128 -128 - l1 -127 -127 - 2*l1 -126 -126 - 3*l1 -125 -125 - 4*l1 -124 -124 - 127*l1 -1 -1 - 128*l1 0 0 - 200*l1 72 72 - 254*l1 126 126 - 100 127 127]; - im2d = reshape (cm, [5 2 3]); - imnd = permute (im2d, [1 4 3 2]); - - assert (lab2double (cm_uint8), cm) - assert (lab2double (im2d_uint8), im2d) - assert (lab2double (imnd_uint8), imnd) - - assert (lab2single (cm_uint8), single (cm)) - assert (lab2single (im2d_uint8), single (im2d)) - assert (lab2single (imnd_uint8), single (imnd)) -1 test, 1 passed, 0 known failure, 0 skipped -[inst/fftconv2.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/fftconv2.m -***** xtest - a = repmat (1:10, 5); - b = repmat (10:-1:3, 7); - assert (fftconv2 (a, b), conv2 (a, b), 1.8e4*eps) - assert (fftconv2 (b, a), conv2 (b, a), 1.8e4*eps) - assert (fftconv2 (a, b, "full"), conv2 (a, b, "full"), 1.8e4*eps) - assert (fftconv2 (b, a, "full"), conv2 (b, a, "full"), 1.8e4*eps) - assert (fftconv2 (a, b, "same"), conv2 (a, b, "same"), 1.8e4*eps) - assert (fftconv2 (b, a, "same"), conv2 (b, a, "same"), 1.8e4*eps) - assert (isempty (fftconv2 (a, b, "valid"))); - assert (fftconv2 (b, a, "valid"), conv2 (b, a, "valid"), 1e4*eps) -!!!!! known failure -ASSERT errors for: assert (fftconv2 (b, a, "valid"),conv2 (b, a, "valid"),1e4 * eps) - - Location | Observed | Expected | Reason - (2,1) 9245-3.2818899e-14i 9245 Abs err 3.6381e-12 exceeds tol 2.2204e-12 by 1e-12 -***** test - x = 1:4; - y = 4:-1:1; - a = repmat(1:10, 5); - assert (fftconv2 (x, y, a), conv2 (x, y, a), 1e4*eps) - assert (fftconv2 (x, y, a, "full"), conv2 (x, y, a, "full"), 1e4*eps) - assert (fftconv2 (x, y, a, "same"), conv2 (x, y, a, "same"), 1e4*eps) - assert (fftconv2 (x, y, a, "valid"), conv2 (x, y, a, "valid"), 1e4*eps) +[inst/makelut.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/makelut.m ***** demo - ## Draw a cross - z = zeros (101, 101); - z(50, :) = 1; - z(:, 50) = 1; - subplot (1, 3, 1) - imshow (z); - title ("Original thin cross") - - ## Draw a sinc blob - b = getheight (strel ("ball", 10, 1)); - subplot (1, 3, 2) - imshow (b); - title ("Sync blob") + makelut(@(x) sum(x(:))>=3, 2) + % Returns '1' if one or more values + % in the input matrix are 1 +***** assert(prod(makelut(@(x) sum(x(:))==2, 2)==makelut(@(x, a, b, c, d) sum(x(:))==a*b*c*d,2,2/(3*4*5),3,4,5))); # test multiple params +***** assert(prod(makelut(@(x) x(1,1)==1, 2)==[zeros(2^3,1);ones(2^3,1)])==1); # test 2-by-2 +***** assert(prod(makelut(@(x) x(1,1)==1, 3)==[zeros(2^8,1);ones(2^8,1)])==1); # test 3-by-3 +***** assert(prod(makelut(@(x) x(1,1)==1, 4)==[zeros(2^15,1);ones(2^15,1)])==1); # test 4-by-4 +***** assert(prod(makelut(@(x) x(2,1)==1, 3)==[zeros(2^7,1);ones(2^7,1);zeros(2^7,1);ones(2^7,1)])==1); # another test for 3-by-3 +5 tests, 5 passed, 0 known failure, 0 skipped +[inst/imtophat.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imtophat.m +***** assert (imtophat (ones (3), [1 1; 0 1]), zeros (3)); +***** assert (imtophat (true (3), [1 1; 0 1]), false (3)); +***** shared in, out, se + in = [ 0 0 0 1 1 1 0 0 1 1 + 0 1 0 1 1 1 0 0 0 1 + 1 1 1 1 1 0 0 0 0 0 + 0 1 1 1 1 0 0 0 0 0 + 0 0 0 1 0 0 0 0 1 0 + 0 0 0 0 0 0 0 1 1 1 + 0 0 0 0 1 0 1 0 1 0 + 0 0 0 1 1 1 1 1 0 0 + 0 0 0 0 1 1 1 0 0 0 + 0 0 0 1 1 1 0 0 0 0]; - ## Convolve the cross with the blob - fc = real (fftconv2 (z, b, "same")); - subplot (1, 3, 3) - imshow (fc, [min(fc(:)) max(fc(:))]) - title ("Convolution in the frequency domain") -2 tests, 1 passed, 1 known failure, 0 skipped -[inst/wiener2.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/wiener2.m -***** shared im0, im0_out, im0_n - im0 = ones (5, 5); - im0_out = ones (5, 5); - im0_out(1:4:5, 1:4:5) = 0.67111; - im0_out(1:4:5, 2:4) = 0.78074; - im0_out(2:4, 1:4:5) = 0.78074; - im0_n = 0.1462; -***** error wiener2 () -***** assert (wiener2 (im0)) -***** assert (wiener2 (im0, [2, 3])) -***** assert (wiener2 (im0, 0.5)) -***** assert (wiener2 (im0, [2, 3], 0.5)) -***** error wiener2 (im0, [2, 3], 0.5, 2) -***** test - [im_out, noise_out] = wiener2 (im0); - assert (size (im_out), size (im0)) - assert (class (noise_out), "double") - assert (numel (noise_out), 1) -***** assert (wiener2 (im0), im0_out, 1e-5) -***** assert (wiener2 (single (im0)), single (im0_out), 1e-5) -***** assert (class (wiener2 (single (im0))), "single") -***** assert (wiener2 (im2uint8 (im0)), im2uint8 (im0_out)) -***** assert (class (wiener2 (im2uint8 (im0))), "uint8") -***** assert (wiener2 (im2uint16 (im0)), im2uint16 (im0_out), 1) -***** assert (class (wiener2 (im2uint16 (im0))), "uint16") -***** assert (wiener2 (im2int16 (im0)), im2int16 (im0_out), 1) -***** assert (class (wiener2 (im2int16 (im0))), "int16") -***** test - im_out = wiener2 (im0); - assert (im_out, im0_out, 1e-4) - [out, n] = wiener2 (im0); - assert (out, im0_out, 1e-4) - assert (n, im0_n, 1e-4) -***** test - im1 = zeros (5, 5); - im1(2:4, 2:4) = 1; - im1_out = [ - 0.1111 0.2222 0.2726 0.2222 0.1111; - 0.2222 0.5911 0.7274 0.5911 0.2222; - 0.2726 0.7274 1.0000 0.7274 0.2726; - 0.2222 0.5911 0.7274 0.5911 0.2222; - 0.1111 0.2222 0.2726 0.2222 0.1111]; - im1_n = 0.1817; - im1_out_55 = [ - 0.1600 0.2400 0.2400 0.2400 0.1600; - 0.2400 0.4667 0.4667 0.4667 0.2400; - 0.2400 0.4667 0.4667 0.4667 0.2400; - 0.2400 0.4667 0.4667 0.4667 0.2400; - 0.1600 0.2400 0.2400 0.2400 0.1600]; - im1_n_55 = 0.1920; - im1_out_05 = [ - 0.1111 0.2222 0.3333 0.2222 0.1111; - 0.2222 0.4444 0.6667 0.4444 0.2222; - 0.3333 0.6667 1.0000 0.6667 0.3333; - 0.2222 0.4444 0.6667 0.4444 0.2222; - 0.1111 0.2222 0.3333 0.2222 0.1111]; - im1_out_55_05 = [ - 0.1600 0.2400 0.2400 0.2400 0.1600; - 0.2400 0.3600 0.3600 0.3600 0.2400; - 0.2400 0.3600 0.3600 0.3600 0.2400; - 0.2400 0.3600 0.3600 0.3600 0.2400; - 0.1600 0.2400 0.2400 0.2400 0.1600]; - im1_out_35 = [ - 0.1333 0.2000 0.2000 0.2000 0.1333; - 0.2642 0.5156 0.5156 0.5156 0.2642; - 0.3230 0.6770 0.6770 0.6770 0.3230; - 0.2642 0.5156 0.5156 0.5156 0.2642; - 0.1333 0.2000 0.2000 0.2000 0.1333]; - im1_out_51 = [ - 0 0.2400 0.2400 0.2400 0 - 0 0.7600 0.7600 0.7600 0 - 0 0.7600 0.7600 0.7600 0 - 0 0.7600 0.7600 0.7600 0 - 0 0.2400 0.2400 0.2400 0]; - assert (wiener2 (im1), im1_out, 1e-4) - [out, n] = wiener2 (im1); - assert (out, im1_out, 1e-4) - assert (n, im1_n, 1e-4) - assert (wiener2 (im1, [5, 5]), im1_out_55, 1e-4) - [out, n] = wiener2 (im1, [5, 5]); - assert (out, im1_out_55, 1e-4) - assert (n, im1_n_55, 1e-4) - assert (wiener2 (im1, 0.5), im1_out_05, 1e-4) - assert (wiener2 (im1, [5, 5], 0.5), im1_out_55_05, 1e-4) - assert (wiener2 (im1, [3, 5]), im1_out_35, 1e-4) - assert (wiener2 (im1, [5, 1]), im1_out_51, 1e-4) -***** test - ## Tests for even-sized neighbourhood - im1 = zeros (5, 5); - im1(2:4, 2:4) = 1; + out = [ 0 0 0 0 0 0 0 0 1 1 + 0 1 0 0 0 0 0 0 0 1 + 1 1 1 1 1 0 0 0 0 0 + 0 1 1 1 1 0 0 0 0 0 + 0 0 0 1 0 0 0 0 1 0 + 0 0 0 0 0 0 0 1 1 1 + 0 0 0 0 1 0 1 0 1 0 + 0 0 0 1 1 1 1 1 0 0 + 0 0 0 0 1 1 1 0 0 0 + 0 0 0 1 1 1 0 0 0 0]; +***** assert (imtophat (logical (in), ones (3)), logical (out)); - im1_out_23 = [ - 0.1667 0.2233 0.2978 0.2233 0.1667 - 0.2233 0.7767 1.0000 0.7767 0.2233 - 0.2233 0.7767 1.0000 0.7767 0.2233 - 0.1667 0.5533 0.7022 0.5533 0.1667 - 0 0 0 0 0]; + out = [12 19 0 0 0 16 23 0 7 0 + 18 0 0 6 1 19 0 2 9 1 + 0 74 81 12 7 0 1 8 15 7 + 68 70 2 14 0 6 7 14 16 0 + 69 76 8 0 0 7 14 21 0 1 + 0 7 59 54 61 13 20 0 0 32 + 18 0 69 60 62 19 0 0 0 27 + 73 0 0 66 68 0 1 6 6 33 + 0 0 17 19 1 0 2 9 7 14 + 1 6 23 0 7 1 8 15 0 32]; +***** assert (imtophat (magic (10), ones (3)), out); +***** assert (imtophat (uint8 (magic (10)), strel ("square", 3)), uint8 (out)); - im1_out_43 = [ - 0.1667 0.2813 0.3750 0.2813 0.1667 - 0.2500 0.6250 0.7500 0.6250 0.2500 - 0.2500 0.6250 0.7500 0.6250 0.2500 - 0.1667 0.4375 0.6250 0.4375 0.1667 - 0.0833 0.1667 0.2500 0.1667 0.0833]; + ## using a se that will be decomposed in 2 pieces + out =[91 98 0 0 0 27 34 11 18 0 + 94 76 3 6 1 33 15 17 24 1 + 0 77 84 12 7 14 16 23 30 7 + 80 82 14 18 0 32 34 41 43 0 + 81 88 20 0 0 33 40 47 24 6 + 12 19 63 57 64 16 23 0 7 39 + 18 0 69 60 62 19 1 3 12 39 + 73 0 0 66 68 0 2 9 18 45 + 4 6 81 67 49 6 8 15 19 26 + 5 12 87 48 55 7 14 21 0 32]; +***** assert (imtophat (magic (10), ones(5)), out); - im1_out_44 = [ - 0.2500 0.3018 0.3018 0.2500 0.1250 - 0.3018 0.6647 0.6647 0.4971 0.1875 - 0.3018 0.6647 0.6647 0.4971 0.1875 - 0.2500 0.4971 0.4971 0.2500 0.1250 - 0.1250 0.1875 0.1875 0.1250 0.0625]; + ## using a weird non-symmetric and even-size se + out =[85 92 0 0 0 12 23 0 17 0 + 91 73 0 6 0 18 0 2 13 0 + 0 72 81 13 6 0 1 9 15 0 + 60 62 10 12 0 8 8 17 17 0 + 61 69 0 0 0 28 16 41 0 0 + 0 0 47 52 61 12 16 0 0 31 + 6 0 53 58 60 17 0 0 0 33 + 69 0 0 60 62 0 0 6 0 33 + 0 0 17 60 42 0 2 13 1 8 + 0 6 23 0 7 0 7 15 0 14]; +***** assert (imtophat (magic (10), [1 0 0 0; 1 1 1 0; 0 1 0 1]), out); - assert (wiener2 (im1, [2, 3]), im1_out_23, 1e-4) - assert (wiener2 (im1, [4, 3]), im1_out_43, 1e-4) - assert (wiener2 (im1, [4, 4]), im1_out_44, 1e-4) -***** test - im2 = zeros (5, 5); - im2(2:4, 2:4) = 70; - im2(3, 3) = 90; - im2 = uint8 (im2); - im2_out = uint8 ([ - 8 16 20 16 8 ; - 16 46 54 46 16; - 20 54 72 54 20; - 16 46 54 46 16; - 8 16 20 16 8 ]); - im2_n = 0.0146; - im2_out_55 = uint8 ([ - 12 18 18 18 12; - 18 32 32 32 18; - 18 32 35 32 18; - 18 32 32 32 18; - 12 18 18 18 12]); - im2_n_55 = 0.0160; - im2_out_03 = uint8 ([ - 8 16 23 16 8 ; - 16 33 49 33 16; - 23 49 72 49 23; - 16 33 49 33 16; - 8 16 23 16 8 ]); - im2_n_03 = 0.3000; - [out, n] = wiener2 (im2); - assert (out, im2_out) - assert (n, im2_n, 1e-4) - [out, n] = wiener2 (im2, [5, 5]); - assert (out, im2_out_55) - assert (n, im2_n_55, 1e-4) - [out, n] = wiener2 (im2, 0.3); - assert (out, im2_out_03) - assert (n, im2_n_03, 1e-4) + ## N dimensional and weird se + in = reshape (magic(16), [4 8 4 2]); + se = ones (3, 3, 3); + se(:,:,1) = [1 0 1; 0 1 1; 0 0 0]; + se(:,:,3) = [1 0 1; 0 1 1; 0 0 1]; + out = zeros (size (in)); + out(:,:,1,1) = [ + 239 146 82 18 0 19 83 133 + 0 35 99 163 219 128 64 0 + 0 46 128 195 187 123 59 0 + 157 93 47 0 14 78 142 211]; + out(:,:,2,1) = [ + 0 21 85 149 233 146 64 0 + 205 128 64 0 0 41 87 151 + 171 107 57 0 0 64 121 185 + 0 64 142 213 169 105 41 0]; + out(:,:,3,1) = [ + 231 146 78 14 0 27 77 137 + 0 43 107 167 211 128 64 0 + 0 46 128 199 179 119 51 0 + 149 85 39 0 18 78 142 219]; + out(:,:,4,1) = [ + 0 29 93 157 225 128 64 0 + 197 128 64 0 0 31 95 159 + 163 99 53 0 0 61 125 189 + 0 64 146 221 161 97 33 0]; + out(:,:,1,2) = [ + 223 146 82 18 0 35 99 149 + 0 48 115 179 203 128 64 0 + 0 46 128 211 171 107 43 0 + 141 77 31 0 14 78 142 227]; + out(:,:,2,2) = [ + 0 37 101 165 217 146 64 0 + 189 125 64 0 0 57 103 167 + 155 91 41 0 0 64 128 201 + 0 64 142 229 153 89 25 0]; + out(:,:,3,2) = [ + 215 146 78 14 0 43 93 153 + 0 48 123 183 195 128 64 0 + 0 46 128 215 163 103 35 0 + 133 69 23 0 18 78 142 235]; + out(:,:,4,2) = [ + 0 45 109 173 209 128 64 0 + 181 117 64 0 0 47 111 175 + 147 83 37 0 0 64 128 205 + 0 64 146 237 145 81 17 0]; +***** assert (imtophat (in, se), out); +8 tests, 8 passed, 0 known failure, 0 skipped +[inst/rgb2ycbcr.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/rgb2ycbcr.m ***** test - im3 = zeros (5, 5); - im3(2:4, 2:4) = 70; - im3(3, 3) = 20; - im3 = uint8 (im3); - im3_out = uint8 ([ - 8 16 19 16 8 ; - 16 32 47 32 16; - 19 47 64 47 19; - 16 32 47 32 16; - 8 16 19 16 8 ]); - im3_n = 0.0134; - [out, n] = wiener2 (im3); - assert (out, im3_out) - assert (n, im3_n, 1e-4) + in(:,:,1) = magic (5); + in(:,:,2) = magic (5); + in(:,:,3) = magic (5); + out(:,:,1) = [31 37 17 23 29 + 36 20 22 28 30 + 19 21 27 33 35 + 25 26 32 34 19 + 25 31 37 18 24]; + out(:,:,2) = 128; + out(:,:,3) = 128; + assert (rgb2ycbcr (uint8 (in)), uint8 (out)); +***** shared cbcr + cbcr = 0.5019607843137255; + out(1:10, 1) = linspace (16/255, 235/255, 10); + out(:, [2 3]) = cbcr; + assert (rgb2ycbcr (gray (10)), out, 0.00001); +***** assert (rgb2ycbcr ([1 1 1]), [0.92157 cbcr cbcr], 0.0001); +***** assert (class (rgb2ycbcr (single (rand (5, 5, 3)))), "single") +3 tests, 3 passed, 0 known failure, 0 skipped +[inst/normxcorr2.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/normxcorr2.m +***** function offsets = get_max_offsets (c) + l = find (c == max (c(:))); + offsets = nthargout (1:ndims (c), @ind2sub, size (c), l); +***** endfunction ***** test - im4 = 50 .* ones (5, 5); - im4(:, 1) = 200; - im4(:, 2) = 100; - im4 = uint8 (im4); - im4_out = uint8 ([ - 148 90 44 33 22; - 161 111 67 50 33; - 161 111 67 50 33; - 161 111 67 50 33; - 148 90 44 33 22]); - im4_n = 0.0398; - [out, n] = wiener2 (im4); - assert (out, im4_out) - assert (n, im4_n, 1e-4) + row_shift = 18; + col_shift = 20; + a = randi (255, 30, 30); + b = a(row_shift-10:row_shift, col_shift-7:col_shift); + c = normxcorr2 (b, a); + ## should return exact coordinates + assert (get_max_offsets (c), {row_shift col_shift}); + + ## Even with some small noise, should return exact coordinates + b = imnoise (b, "gaussian"); + c = normxcorr2 (b, a); + assert (get_max_offsets (c), {row_shift col_shift}); +***** xtest + a = rand (10, 10); + c = normxcorr2 (a(5:7, 6:9), a); + assert (c(7, 9), 1, eps*100); ***** test - im5 = zeros (100, 100); - im5(30, 30) = 1; - im5_out_center = [ - 0 0 0 0 0 0 0; - 0 0 0 0 0 0 0; - 0 0 0.0001 0.0001 0.0001 0 0; - 0 0 0.0001 0.9992 0.0001 0 0; - 0 0 0.0001 0.0001 0.0001 0 0; - 0 0 0 0 0 0 0; - 0 0 0 0 0 0 0]; - im5_n = 8.8889e-5; - [out, n] = wiener2 (im5); - out_center = out(27:33, 27:33); - assert (out_center, im5_out_center, 1e-4) - assert (n, im5_n, 1e-4) + a = 10 * randn (100, 100); + auto = normxcorr2 (a, a); + add_in = normxcorr2 (a, -a); + assert (auto, -add_in); ***** test - im = zeros (100, 10, 10); - im(5, 5, 5) = 1; - - [out, n] = wiener2 (im, [3 3]); - expected_out = im; - expected_out(4:6,4:6,5) = [ - 0.0001 0.0001 0.0001 - 0.0001 0.9992 0.0001 - 0.0001 0.0001 0.0001]; - assert (out, expected_out, eps) - - [out, n] = wiener2 (im, [3 3 3]); - expected_out = im; - expected_out(4:6,4:6,4:6) = 0.0001; - expected_out(5,5,5) = 0.9974; - assert (out, expected_out, eps) + a = 10 * randn (50, 50); + b = 10 * randn (100, 100); + do + scale = 100 * rand (); + until (scale != 0) - ## Default in ND, use nhood 3 even for singleton dimensions. - assert (wiener2 (im), wiener2 (im, [3 3 3])) + assert (max ((normxcorr2 (scale*a,b) - normxcorr2 (a,b))(:)), 0, 1e-10); + assert (max ((normxcorr2 (a,scale*b) - normxcorr2 (a,b))(:)), 0, 1e-10); - im = reshape (im, [100 10 1 10]); - expected_out = im; - expected_out(4:6,4:6,1,4:6) = 0.0001/3; - expected_out(5,5,1,5) = 1-(80*(0.0001/3)); - assert (wiener2 (im), wiener2 (im, [3 3 3 3])) - assert (wiener2 (im), expected_out, eps) + a_shift1 = a + scale * ones (size (a)); + b_shift1 = b + scale * ones (size (b)); + a_shift2 = a - scale * ones (size (a)); + b_shift2 = b - scale * ones (size (b)); + assert (max ((normxcorr2 (a_shift1,b) - normxcorr2 (a,b))(:)), 0, 1e-10); + assert (max ((normxcorr2 (a,b_shift1) - normxcorr2 (a,b))(:)), 0, 1e-10); + assert (max ((normxcorr2 (a_shift2,b) - normxcorr2 (a,b))(:)), 0, 1e-10); + assert (max ((normxcorr2 (a,b_shift2) - normxcorr2 (a,b))(:)), 0, 1e-10); +***** test + a = randi (100, 15, 15, 15); + c = normxcorr2 (a(5:10, 2:6, 3:7), a); + assert (get_max_offsets (c), {10 6 7}); - expected_out = im; - expected_out(4:6,4:6,1,4:6) = 0.0001; - expected_out(5,5,1,5) = 0.9974; - assert (wiener2 (im, [3 3 1 3]), expected_out, eps) + a = randi (100, 15, 15, 15); + c = normxcorr2 (a(5:10, 2:6, 1:1), a); + assert (get_max_offsets (c), {10 6 1}); +***** warning normxcorr2 (rand (20), rand (5)); +***** error normxcorr2 (rand (5)); +***** error normxcorr2 (rand (5), rand (20), 2); ***** test - expected = [0.2222 0.3926 0.3926 0.3926 0.2222]; - assert (wiener2 (ones (1, 5)), expected, .0001) -***** assert (wiener2 ([]), []) -***** assert (wiener2 (logical ([0 0; 1 1])), true (2, 2)) -***** demo - I = phantom (); - J = imnoise (I, "gaussian", 0, 0.02); - figure, imshow (J); - title ("Image with added Gaussian noise"); - K = wiener2 (J, [5 5]); - figure, imshow (K); - title ("Image with noise reduced by wiener2 filtering"); -27 tests, 27 passed, 0 known failure, 0 skipped + a = [ 252 168 50 1 59; + 114 0 0 0 0] ./ 255; + b = [ 1 171 255 255 255 255 240 71 131 254 255 255 255; + 0 109 254 255 255 233 59 0 131 254 255 255 255; + 76 13 195 253 194 34 0 19 217 255 255 255 255; + 110 0 0 0 0 0 3 181 255 255 255 255 255; + 153 0 0 0 0 2 154 254 255 255 255 255 255]./255; + c = normxcorr2 (a, b); + assert (max (imag (c(:))), 0); +***** test + img = [1 1 1 0]; + t = [1 1 0]; + c = normxcorr2 (t, img); + assert (c(3), 0) +10 tests, 10 passed, 0 known failure, 0 skipped [inst/regionprops.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/regionprops.m ***** shared bw2d, gray2d, bw2d_over_bb, bw2d_insides @@ -4262,818 +4574,550 @@ props = regionprops (L, "Centroid"); assert ([props.Centroid], [40.5, 40.5], 1e-10) 87 tests, 86 passed, 1 known failure, 0 skipped -[inst/imfindcircles.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imfindcircles.m -***** shared im0, rgb0, im1 - im0 = [0 0 0 0 0; - 0 1 2 1 0; - 0 2 5 2 0; - 0 1 2 1 0; - 0 0 0 0 0]; - rgb0 = cat (3, im0, 3.*im0, 2.*im0); - im1 = zeros (20); - im1(2:6, 5:9) = 1; - im1(13:19, 13:19) = 1; -***** function image = circlesimage (numx, numy, centersx, centersy, rs, values) - ## create an image with circles of given parameters - num = length (centersx); - image = zeros (numy, numx); - [indy, indx] = meshgrid (1:numx, 1:numy); - for n = 1:num - centerx = centersx(n); - centery = centersy(n); - r = rs(n); - value = values(n); - dist_squared = (indx - centerx).^ 2 + (indy - centery).^ 2; - image(dist_squared <= (r-0.5)^2) = value; - endfor -***** endfunction -***** error imfindcircles () -***** error imfindcircles (im0) -***** error imfindcircles (im0, [1 2 3]) -***** error imfindcircles (im0, -3) -***** error imfindcircles (im0, 4+2*i) -***** error imfindcircles (ones (5,5,4), 2) -***** error imfindcircles (ones (5,5,5,5), 2) -***** error imfindcircles (im0, [2 1]) -***** error imfindcircles (im0, 2, "rubbish") -***** error imfindcircles (im0, 2, "more", "rubbish") -***** error imfindcircles (im0, 2, "ObjectPolarity", "rubbish") -***** error imfindcircles (im0, 2, "ObjectPolarity", 5) -***** error imfindcircles (im0, 2, "ObjectPolarity") -***** error imfindcircles (im0, 2, "Method", "rubbish") -***** error imfindcircles (im0, 2, "Method", 5) -***** error imfindcircles (im0, 2, "Method") -***** error imfindcircles (im0, 2, "Sensitivity", "rubbish") -***** error imfindcircles (im0, 2, "Sensitivity") -***** error imfindcircles (im0, 2, "Sensitivity", -0.1) -***** error imfindcircles (im0, 2, "Sensitivity", 1.1) -***** error imfindcircles (im0, 2, "Sensitivity", [0.1 0.2]) -***** error imfindcircles (im0, 2, "EdgeThreshold", "rubbish") -***** error imfindcircles (im0, 2, "EdgeThreshold") -***** error imfindcircles (im0, 2, "EdgeThreshold", -0.1) -***** error imfindcircles (im0, 2, "EdgeThreshold", 1.1) -***** error imfindcircles (im0, 2, "EdgeThreshold", [0.1 0.2]) -***** error imfindcircles (im0, 2, "EdgeThreshold", 0.1, "ObjectPolarity", "bright", - "Sensitivity", 0.3, "Method", "PhaseCode", "more", 1) -***** test # none of this should fail - imfindcircles (im0, 2); - imfindcircles (im0, [1 2]); - imfindcircles (logical (im0), 2); - imfindcircles (logical (im0), [1 2]); - imfindcircles (rgb0, 2); - imfindcircles (rgb0, [1 2]); - imfindcircles (uint8 (im0), 2); - imfindcircles (uint8 (im0), [1 2]); - imfindcircles (im0, 2, "ObjectPolarity", "bright"); - imfindcircles (im0, 2, "ObjectPolarity", "dark"); - imfindcircles (im0, 2, "Method", "PhaseCode"); - imfindcircles (im0, 2, "Sensitivity", 0.5); - imfindcircles (im0, 2, "EdgeThreshold", 0.5); - imfindcircles (im0, 2, "ObjectPolarity", "bright", "Method", "PhaseCode"); - imfindcircles (im0, 2, "ObjectPolarity", "bright", "Sensitivity", 0.3, - "Method", "PhaseCode"); - imfindcircles (im0, 2, "EdgeThreshold", 0.1, "ObjectPolarity", "bright", - "Sensitivity", 0.3, "Method", "PhaseCode"); -***** test - centers = imfindcircles (im1, 2); - assert (size (centers, 2), 2) - assert (class (centers), "double") -***** test - [centers, radii] = imfindcircles (im1, [1 5]); - assert (size (centers, 2), 2) - assert (size (radii, 2), 1) - assert (class (radii), "double") -***** test - [centers, radii, strengths] = imfindcircles (im1, [1 5]); - assert (size (strengths, 2), 1) - assert (class (strengths), "double") -***** error [a b c d] = imfindcircles (im0, 2); -***** test ## sub-pixel accuracy of circle center - xs = [95.7]; - ys = [101.1]; - rs = [50]; - vals = [0.5]; - im = circlesimage (200, 200, xs, ys, rs, vals); - filt = ones (3) ./ 9; - im = imfilter (im, filt); - [centers, radii] = imfindcircles (im, [40 60]); - assert (centers, [101.1, 95.7], 0.1); - assert (radii, 50, 1); -***** test - ## specificity to circular shapes and strengths output value - xs = [100 202]; - ys = [101, 203]; - rs = [40, 41]; - vals = [0.8, 0.9]; - im = circlesimage (300, 300, xs, ys, rs, vals); - filt = ones (3) ./ 9; - im = imfilter (im, filt); - im(30:170, 50:100) = 0; - im(20:120, 180:280) = 1; - [centers, radii, strengths] = imfindcircles (im, [30 50], "Sensitivity", 0.9); - assert (size (centers), [2 2]); - assert (centers, [203, 202; 101, 100], 1.5); - assert (radii, [40; 41], 2.5); - assert (strengths(1) / strengths(2) > 1.8, true); -***** test # radius range parameter & dark circles - xs = [50, 420, 180]; - ys = [80, 100, 200]; - rs = [35, 30, 40]; - vals = [0.7, 0.8, 0.9]; - im = circlesimage (300, 500, xs, ys, rs, vals); - filt = ones (3) ./ 9; - im = imfilter (im, filt); - [centers1, radii1] = imfindcircles (im, [28 36]); - [centers2, radii2] = imfindcircles (im, [28 42]); - assert (size (centers1), [2 2]); - assert (centers1, [100 420; 80 50], 0.2); - assert (radii1, [30; 35], 2); - assert (size (centers2), [3 2]); - im_dark = 1-im; - [centers_dark, radii_dark, strengths_dark] = imfindcircles (im_dark, [25 42], "ObjectPolarity", "dark"); - assert (sortrows (centers_dark), [80 50; 100 420; 200 180], 0.2); - assert (sortrows (radii_dark), [30; 35; 40], 1); -***** test # ability to find circles with big radius - xs = [111, 555, 341]; - ys = [222, 401, 161]; - rs = [45, 50, 150]; - vals = [0.6, 0.8, 0.7]; - im = circlesimage (400, 701, xs, ys, rs, vals); - [centers, radii] = imfindcircles (im, [140 160], "Sensitivity", 0.98); - assert (centers, [161, 341], 0.2); - assert (radii, 150, 1); -***** test # overlapping circles - xs = [105, 155]; - ys = [202, 221]; - rs = [45, 50]; - vals = [0.5, 0.8]; - im = circlesimage(385, 422, xs, ys, rs, vals); - filt = ones (3) ./ 9; - im = imfilter (im, filt); - [centers, radii] = imfindcircles (im, [30 80]); - assert (centers, [221, 155; 202, 105], 0.5); - assert (radii, [50; 45], 1); -***** test # overlapping circles, only 10 pixels apart - xs = [155, 155]; - ys = [175, 157]; - rs = [50, 50]; - vals = [0.7, 0.8]; - im = circlesimage (300, 300, xs, ys, rs, vals); - filt = ones (3) ./ 9; - im = imfilter (im, filt); - [centers, radii] = imfindcircles (im, [30 80], "Sensitivity", 0.95); - assert (centers, [157, 155; 175, 155], 1); - assert (radii, [50; 50], 1); -***** test # edge threshold parameter - xs = [100 202]; - ys = [101, 203]; - rs = [40, 41]; - vals = [0.1, 0.9]; - im = circlesimage (300, 300, xs, ys, rs, vals); - filt = ones (3) ./ 9; - im= imfilter (im, filt); - [centers_auto, radii_auto] = imfindcircles (im, [30 50]); - [centers_0, radii_0] = imfindcircles (im, [30 50], "EdgeThreshold", 0); - [centers_05, radii_05] = imfindcircles (im, [30 50], "EdgeThreshold", 0.5); - assert (centers_auto, [203, 202], 0.2); - assert (radii_auto, 41, 1); - assert (centers_0, [101, 100; 203, 202], 0.2); - assert (radii_0, [40; 41], 1); - assert (centers_05, [203, 202], 0.2); - assert (radii_05, 41, 1); +[inst/bweuler.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/bweuler.m ***** demo - ## First generate an input image: - model = [ 1.0 0.2 0.2 0.2 0.5 0 - 1.0 0.3 0.3 -0.1 -0.2 0 - -0.5 0.7 0.7 -0.5 0.5 0]; - im = phantom (model); - im(170:230,170:230) = 1; - im = imfilter (im, fspecial ("average", 3)); - im = imnoise (im, "salt & pepper"); - imshow (im); - - ## Find and show circles with radius between 20 and 50: - [centers, radii] = imfindcircles (im, [20 50]); - viscircles (centers, radii) - title ("found circles in red") -39 tests, 39 passed, 0 known failure, 0 skipped -[inst/stretchlim.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/stretchlim.m -***** error (stretchlim ()); -***** error (stretchlim ("bad parameter")); -***** error (stretchlim (zeros (10, 10), "bad parameter")); -***** error (stretchlim (zeros (10, 10), 0.01, 2)); -***** assert (stretchlim (0.01:.01:1), [0.02; 0.99]) -***** assert (stretchlim (0.01:.01:1), stretchlim (0.01:.01:1, [0.01 0.99])) -***** assert (stretchlim (0.01:.01:1, 0.15), stretchlim (0.01:.01:1, [0.15 0.85])) -***** assert (stretchlim (0.01:.01:1, [0.01,0.95]), [0.02; 0.95], eps) -***** assert (stretchlim (0.01:.01:1, 0), [0.01; 1]) + A=zeros(9,10); + A([2,5,8],2:9)=1; + A(2:8,[2,9])=1 + bweuler(A) + # Euler number (objects minus holes) is 1-2=-1 in an 8-like object ***** test - im = rand (5); - assert (stretchlim (im, 0), [min(im(:)); max(im(:))]) + A=zeros(10,10); + A(2:9,3:8)=1; + A(4,4)=0; + A(8,8)=0; # not a hole + A(6,6)=0; + assert(bweuler(A),-1); ***** test - im = rand (5, 5, 3); - assert (stretchlim (im, 0), - [min(im(:,:,1)(:)) min(im(:,:,2)(:)) min(im(:,:,3)(:)); - max(im(:,:,1)(:)) max(im(:,:,2)(:)) max(im(:,:,3)(:))]) + A=zeros(10,10); + A(2:4,2:4)=1; + A(5:8,5:8)=1; + assert(bweuler(A,4),2); + assert(bweuler(A,8),1); + assert(bweuler(A),1); +***** error <2 dimensions> bweuler (true (5, 5, 1, 5)) +3 tests, 3 passed, 0 known failure, 0 skipped +[inst/deconvwnr.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/deconvwnr.m +***** shared im0, psf0, im0_out, psf1, im2, out2_0, out2_1, im3 + im0 = ones (5, 5); + psf0 = ones (3, 3); + im0_out = 0.11111 .* ones (5, 5); + psf1 = [1 0 0; 0 1 0; 0 0 1]; + im2 = checkerboard (2, 2, 2); + out2_0 = [ + -0.4713 -0.2786 0.4229 0.5161 -0.2759 -0.4685 0.5131 0.4199; + -0.4713 -0.2786 0.4229 0.5161 -0.2759 -0.4685 0.5131 0.4199; + 0.5161 0.4229 -0.2786 -0.4713 0.4199 0.5131 -0.4685 -0.2759; + 0.5161 0.4229 -0.2786 -0.4713 0.4199 0.5131 -0.4685 -0.2759; + -0.4713 -0.2786 0.4229 0.5161 -0.2759 -0.4685 0.5131 0.4199; + -0.4713 -0.2786 0.4229 0.5161 -0.2759 -0.4685 0.5131 0.4199; + 0.5161 0.4229 -0.2786 -0.4713 0.4199 0.5131 -0.4685 -0.2759; + 0.5161 0.4229 -0.2786 -0.4713 0.4199 0.5131 -0.4685 -0.2759]; + out2_1 = [ + -0.0000 0.8481 0.4288 -0.4194 0.0000 0.2765 0.1373 -0.1392; + 0.5623 -0.0000 -0.4194 0.1429 0.5623 0.0000 -0.1392 0.4231; + 0.1429 -0.4194 0 0.5623 0.4231 -0.1392 0 0.5623; + -0.4194 0.4288 0.8481 0 -0.1392 0.1373 0.2765 0; + -0.0000 0.8481 0.4288 -0.4194 0.0000 0.2765 0.1373 -0.1392; + 0.5623 -0.0000 -0.4194 0.1429 0.5623 0.0000 -0.1392 0.4231; + 0.1429 -0.4194 0 0.5623 0.4231 -0.1392 0 0.5623; + -0.4194 0.4288 0.8481 0 -0.1392 0.1373 0.2765 0]; + im3 = rot90 (diag (0.5.*ones (1,8)) + diag (ones(1,7), 1)); +***** error deconvwnr () +***** error deconvwnr (ones (5)) +***** assert (deconvwnr (ones (5), ones (3))) +***** assert (deconvwnr (ones (5), ones (3), 0.7)) +***** assert (deconvwnr (ones (5), ones (3), 0.5 .* ones (5))) +***** assert (deconvwnr (ones (5, 5, 5), ones (3))) +***** error deconvwnr (ones (5), ones (3), -0.7) +***** error + deconvwnr (ones (5), ones (7)) +***** error + deconvwnr (ones (5, 8, 2), ones (6, 5)) +***** assert (deconvwnr (im0, psf0), im0_out, 1e-5) +***** assert (deconvwnr (im0, single (psf0)), im0_out, 1e-5) +***** assert (class (deconvwnr (im0, psf0)), "double") +***** assert (deconvwnr (single (im0), psf0), single (im0_out), 1e-5) +***** assert (class (deconvwnr (single (im0), psf0)), "single") +***** assert (deconvwnr (im2uint8 (im0), psf0), im2uint8 (im0_out)) +***** assert (class (deconvwnr (im2uint8 (im0), psf0)), "uint8") +***** assert (deconvwnr (im2uint16 (im0), psf0), im2uint16 (im0_out)) +***** assert (class (deconvwnr (im2uint16 (im0), psf0)), "uint16") +***** assert (deconvwnr (im2int16 (im0), psf0), im2int16 (im0_out)) +***** assert (class (deconvwnr (im2int16 (im0), psf0)), "int16") +***** error deconvwnr (true (5), ones (3)) ***** test - im = rand (5); - assert (stretchlim (im, 0.03), [min(im(:)); max(im(:))]) - assert (stretchlim (im, 0.0399), [min(im(:)); max(im(:))]) -***** assert (stretchlim (uint8 (1:100)), im2double (uint8 ([2; 99]))) -***** assert (stretchlim (uint8 (1:100), .25), im2double (uint8 ([26; 75]))) -***** assert (stretchlim (uint16 (1:1000)), im2double (uint16 ([11; 990]))) -***** assert (stretchlim (int16 (-100:100)), im2double (int16 ([-98; 98]))) -***** assert (stretchlim (single (0.01:.01:1)), - double (single (0.01:.01:1)([2; 99])).') -***** assert (stretchlim (uint8 ([1 repmat(2, [1, 90]) 92:100]), 0.05), - im2double (uint8 ([2; 95]))) -***** assert (stretchlim (uint8 ([1 repmat(2, [1 4]) 6:100]), 0.05), - im2double (uint8 ([6; 95]))) -***** assert (stretchlim (uint8 ([1 repmat(2, [1 5]) 7:100]), 0.05), - im2double (uint8 ([2; 95]))) -***** assert (stretchlim (uint8 ([1 repmat(2, [1 6]) 8:100]), 0.05), - im2double (uint8 ([2; 95]))) -***** assert (stretchlim (uint8 ([1 repmat(2, [1 7]) 9:100]), 0.05), - im2double (uint8 ([2; 95]))) -***** assert (stretchlim (uint8 ([1 repmat(2, [1 8]) 10:100]), 0.05), - im2double (uint8 ([2; 95]))) -***** assert (stretchlim (uint8 ([1 repmat(2, [1 5]) repmat(3, [1 5]) 9:100]), 0.04), - im2double (uint8 ([2; 96]))) -***** assert (stretchlim (uint8 ([1 repmat(2, [1 5]) repmat(3, [1 5]) 9:100]), 0.05), - im2double (uint8 ([2; 95]))) -***** assert (stretchlim (uint8 ([1 repmat(2, [1 5]) repmat(3, [1 5]) 9:100]), 0.06), - im2double (uint8 ([3; 94]))) -***** assert (stretchlim (uint8 ([1 repmat(2, [1 5]) repmat(3, [1 5]) 9:100]), 0.07), - im2double (uint8 ([3; 93]))) -***** assert (stretchlim (uint8 ([1 repmat(2, [1 5]) repmat(3, [1 5]) 9:100]), 0.08), - im2double (uint8 ([3; 92]))) + assert (deconvwnr (im0, psf0, 0.01), im0_out, 1e-4) + assert (deconvwnr (im0, psf1, 0.01), 0.333.*ones (5), 1e-4) ***** test - RGB = zeros (100, 1, 3, "uint16"); - RGB(:,:,1) = [1:1:100]; - RGB(:,:,2) = [2:2:200]; - RGB(:,:,3) = [4:4:400]; - assert (stretchlim (RGB) , im2double (uint16 ([2 4 8; 99 198 396]))) + im1 = magic (5)./25; + out1_0 = [ + -0.0820 0.5845 -0.4293 0.2372 -0.0214; + 0.6241 -0.5877 0.2768 0.0182 -0.0424; + -0.5481 0.3164 0.0578 -0.2009 0.6637; + 0.1580 0.0974 -0.1613 0.7033 -0.5085; + 0.1370 -0.1217 0.5449 -0.4689 0.1976]; + out1_1 = [ + -0.2959 -0.1363 0.4038 0.7595 0.1347; + -0.0191 0.3269 0.8768 0.0559 -0.3748; + 0.2481 0.7979 0.1731 -0.4517 0.0982; + 0.7210 0.2904 -0.5305 0.0194 0.3654; + 0.2116 -0.4132 -0.0575 0.4826 0.6422]; + assert (deconvwnr (im1, psf0, 0.01), out1_0, 1e-4) + assert (deconvwnr (im1, psf1, 0.01), out1_1, 1e-4) ***** test - im6c = zeros (100, 1, 6, "uint16"); - im6c(:,:,1) = [1:1:100]; - im6c(:,:,2) = [2:2:200]; - im6c(:,:,3) = [4:4:400]; - im6c(:,:,4) = [8:8:800]; - im6c(:,:,5) = [16:16:1600]; - im6c(:,:,6) = [32:32:3200]; - assert (stretchlim (im6c) , - im2double (uint16 ([2 4 8 16 32 64; 99 198 396 792 1584 3168]))) + assert (deconvwnr (im2, psf0, 0.01), out2_0, 1e-4) + assert (deconvwnr (im2, psf1, 0.01), out2_1, 1e-4) ***** test - im = [0 0 .1 .1 .1 .1 .2 .2 .2 .4 .4 .6 .6 .7 .7 .9 .9 .9 1 1]; - - assert (stretchlim (im), [0; 1]) - - ## Consider the returned lower limit in this test. A lower limit - ## of 0.1 will saturate two elements (10%), while 0.2 will saturate - ## 6 elements (30%). Both have the same distance to 20% but returning - ## 0.1 is Matlab compatible. - ## Now looking at the higher limit. A limit of .9 will saturate - ## 2 elements (10%), while a limit of 0.7 will saturate 5 elements (25%). - ## However, for Matlab compatibility we must return .9 even though - ## 25% would be closer to 20%. - ## Basically, it's not just rounded. - assert (stretchlim (im, .2), [0.1; 0.9]) - - assert (stretchlim (im, .15), [0.1; 0.9]) - assert (stretchlim (im, .1), [0.1; 0.9]) - assert (stretchlim (im, .25), [0.1; 0.7]) - - ## Reorder the vector of values (real images don't have the values - ## already sorted), just to be sure it all works. - im([6 3 16 11 7 17 14 8 5 19 15 1 2 4 18 13 9 20 10 12]) = im; - assert (stretchlim (im, .2), [0.1; 0.9]) - assert (stretchlim (im, .15), [0.1; 0.9]) - assert (stretchlim (im, .1), [0.1; 0.9]) - assert (stretchlim (im, .25), [0.1; 0.7]) -***** assert (stretchlim (0.01:.001:1), [0.019; 0.991], eps) -***** assert (stretchlim (0.01:.001:1, [0.01,0.95]), [0.019; 0.951], eps) -***** assert (stretchlim (0.01:.001:1, 0), [0.01; 1], eps) -***** assert (stretchlim (single (0.01:.001:1)), - double (single (0.01:.001:1)([10; 982])).', eps) -***** xtest - assert (stretchlim ([(.05:.05:1) (2:4)], 0.2), [0.25; 0.95], eps) - assert (stretchlim ([(.05:.05:1) (2:5)], 0.2), [0.25; 1], eps) - assert (stretchlim ([(.05:.05:1) (2:6)], 0.2), [0.3; 1], eps) - assert (stretchlim ([(.05:.05:1) (2:7)], 0.2), [0.3; 1], eps) + out3_0_x = [ + -1.1111 1.0556 -0.4444 -0.1111 0.5556 -0.9444 0.8889 0.0556; + 1.0556 -0.7778 0.2222 0.5556 -1.2778 1.2222 0.0556 -0.7778; + -0.4444 0.2222 0.2222 -0.9444 1.2222 -0.2778 -0.4444 0.7222; + -0.1111 0.5556 -0.9444 0.8889 0.0556 -0.4444 0.3889 -0.4444; + 0.5556 -1.2778 1.2222 0.0556 -0.7778 0.7222 -0.4444 0.2222; + -0.9444 1.2222 -0.2778 -0.4444 0.7222 -0.7778 0.5556 0.2222; + 0.8889 0.0556 -0.4444 0.3889 -0.4444 0.5556 -0.1111 -0.9444; + 0.0556 -0.7778 0.7222 -0.4444 0.2222 0.2222 -0.9444 1.2222]; + out3_0_01 = [ + -0.5064 0.2140 0.1101 -0.0993 0.0297 -0.1942 0.3223 0.0772; + 0.2140 -0.0659 0.0375 0.0891 -0.4109 0.4783 0.2202 -0.2860; + 0.1101 0.0375 -0.0525 -0.3208 0.5721 0.0034 -0.1743 0.0939; + -0.0993 0.0891 -0.3208 0.4624 0.0936 -0.1150 -0.1395 -0.0135; + 0.0297 -0.4109 0.5721 0.0936 -0.2566 -0.0027 0.1101 0.1341; + -0.1942 0.4783 0.0034 -0.1150 -0.0027 -0.0659 0.2542 -0.0819; + 0.3223 0.2202 -0.1743 -0.1395 0.1101 0.2542 -0.3023 -0.3371; + 0.0772 -0.2860 0.0939 -0.0135 0.1341 -0.0819 -0.3371 0.6794]; + out3_0_00001 = [ + -1.1087 1.0520 -0.4419 -0.1112 0.5532 -0.9410 0.8864 0.0557; + 1.0520 -0.7746 0.2213 0.5537 -1.2742 1.2190 0.0565 -0.7759; + -0.4419 0.2213 0.2211 -0.9418 1.2196 -0.2767 -0.4433 0.7195; + -0.1112 0.5537 -0.9418 0.8870 0.0557 -0.4428 0.3864 -0.4425; + 0.5532 -1.2742 1.2196 0.0557 -0.7755 0.7188 -0.4419 0.2220; + -0.9410 1.2190 -0.2767 -0.4428 0.7188 -0.7746 0.5544 0.2206; + 0.8864 0.0565 -0.4433 0.3864 -0.4419 0.5544 -0.1121 -0.9418; + 0.0557 -0.7759 0.7195 -0.4425 0.2220 0.2206 -0.9418 1.2201]; + out3_0_3 = [ + -0.0893 -0.0089 0.0446 -0.0357 -0.0268 0.0268 0.0893 0.0446; + -0.0089 0.0223 -0.0089 -0.0357 -0.0089 0.1473 0.1161 0.0179; + 0.0446 -0.0089 -0.0357 -0.0089 0.1607 0.0804 -0.0089 -0.0357; + -0.0357 -0.0357 -0.0089 0.1652 0.0804 -0.0179 -0.0714 0.0045; + -0.0268 -0.0089 0.1607 0.0804 -0.0179 -0.0446 0.0446 -0.0000; + 0.0268 0.1473 0.0804 -0.0179 -0.0446 0.0223 0.0268 -0.0000; + 0.0893 0.1161 -0.0089 -0.0714 0.0446 0.0268 -0.1071 -0.0446; + 0.0446 0.0179 -0.0357 0.0045 0.0000 -0.0000 -0.0446 0.1652]; + out3_1_x = [ + -0.3333 0.1667 -0.6667 -0.3333 0.3333 0.1667 0.3333 0.1667; + 0.1667 -0.3333 -0.3333 0.3333 0.1667 0.3333 0.1667 0.3333; + -0.6667 -0.3333 0.6667 0.1667 0.3333 0.1667 0.3333 0.1667; + -0.3333 0.3333 0.1667 -0.3333 0.1667 0.3333 0.1667 -0.6667; + 0.3333 0.1667 0.3333 0.1667 0.6667 0.1667 -0.6667 -0.3333; + 0.1667 0.3333 0.1667 0.3333 0.1667 -0.3333 -0.3333 0.3333; + 0.3333 0.1667 0.3333 0.1667 -0.6667 -0.3333 -0.3333 0.1667; + 0.1667 0.3333 0.1667 -0.6667 -0.3333 0.3333 0.1667 0.6667]; + out3_1_01 = [ + -0.1868 0.1548 -0.5994 -0.2997 0.3097 0.1548 0.3097 0.1548; + 0.1548 -0.2997 -0.2997 0.3097 0.1548 0.3097 0.1548 0.3097; + -0.5994 -0.2997 0.4965 0.1548 0.3097 0.1548 0.3097 0.1548; + -0.2997 0.3097 0.1548 -0.1247 0.1548 0.3097 0.1548 -0.5994; + 0.3097 0.1548 0.3097 0.1548 0.4965 0.1548 -0.5994 -0.2997; + 0.1548 0.3097 0.1548 0.3097 0.1548 -0.2997 -0.2997 0.3097; + 0.3097 0.1548 0.3097 0.1548 -0.5994 -0.2997 -0.1868 0.1548; + 0.1548 0.3097 0.1548 -0.5994 -0.2997 0.3097 0.1548 0.4343]; + out3_1_00001 = [ + -0.3331 0.1667 -0.6666 -0.3333 0.3333 0.1667 0.3333 0.1667; + 0.1667 -0.3333 -0.3333 0.3333 0.1667 0.3333 0.1667 0.3333; + -0.6666 -0.3333 0.6664 0.1667 0.3333 0.1667 0.3333 0.1667; + -0.3333 0.3333 0.1667 -0.3330 0.1667 0.3333 0.1667 -0.6666; + 0.3333 0.1667 0.3333 0.1667 0.6664 0.1667 -0.6666 -0.3333; + 0.1667 0.3333 0.1667 0.3333 0.1667 -0.3333 -0.3333 0.3333; + 0.3333 0.1667 0.3333 0.1667 -0.6666 -0.3333 -0.3331 0.1667; + 0.1667 0.3333 0.1667 -0.6666 -0.3333 0.3333 0.1667 0.6663]; + out3_1_3 = [ + -0.0089 0.0625 -0.1250 -0.0625 0.1250 0.0625 0.1250 0.0625; + 0.0625 -0.0625 -0.0625 0.1250 0.0625 0.1250 0.0625 0.1250; + -0.1250 -0.0625 0.1339 0.0625 0.1250 0.0625 0.1250 0.0625; + -0.0625 0.1250 0.0625 0.0982 0.0625 0.1250 0.0625 -0.1250; + 0.1250 0.0625 0.1250 0.0625 0.1339 0.0625 -0.1250 -0.0625; + 0.0625 0.1250 0.0625 0.1250 0.0625 -0.0625 -0.0625 0.1250; + 0.1250 0.0625 0.1250 0.0625 -0.1250 -0.0625 -0.0089 0.0625; + 0.0625 0.1250 0.0625 -0.1250 -0.0625 0.1250 0.0625 0.0268]; + assert (deconvwnr (im3, psf0), out3_0_x, 1e-4) + assert (deconvwnr (im3, psf0, 0.1), out3_0_01, 1e-4) + assert (deconvwnr (im3, psf0, 0.0001), out3_0_00001, 1e-4) + assert (deconvwnr (im3, psf0, 3), out3_0_3, 1e-4) + assert (deconvwnr (im3, psf1), out3_1_x, 1e-4) + assert (deconvwnr (im3, psf1, 0.1), out3_1_01, 1e-4) + assert (deconvwnr (im3, psf1, 0.0001), out3_1_00001, 1e-4) + assert (deconvwnr (im3, psf1, 3), out3_1_3, 1e-4) ***** test - assert (stretchlim ([(-6:0) (.05:.05:1)], 0.2), [0; 0.75], eps) - assert (stretchlim ([(-5:0) (.05:.05:1)], 0.2), [0; 0.75], eps) + im_rgb = cat (3, im2, im3, magic (8)./64); + out_rgb_0(:, :, 1) = out2_0; + out_rgb_0(:, :, 2) = [ + -0.9255 0.7869 -0.2553 -0.1154 0.3801 -0.6906 0.7000 0.0651; + 0.7869 -0.5407 0.1534 0.4141 -1.0064 0.9816 0.1222 -0.6335; + -0.2553 0.1534 0.1343 -0.7453 1.0211 -0.1936 -0.3586 0.5209; + -0.1154 0.4141 -0.7453 0.7468 0.0675 -0.3247 0.2023 -0.2996; + 0.3801 -1.0064 1.0211 0.0675 -0.6045 0.4711 -0.2553 0.2032; + -0.6906 0.9816 -0.1936 -0.3247 0.4711 -0.5407 0.4692 0.1052; + 0.7000 0.1222 -0.3586 0.2023 -0.2553 0.4692 -0.1868 -0.7477; + 0.0651 -0.6335 0.5209 -0.2996 0.2032 0.1052 -0.7477 1.0630]; + out_rgb_0(:, :, 3) = [ + -0.8118 0.8805 0.8341 -0.7963 -0.6343 0.8222 0.7757 -0.6188; + 0.5720 -0.4151 -0.3687 0.5565 0.3945 -0.3567 -0.3103 0.3791; + 0.2007 -0.0438 0.0026 0.1852 0.0232 0.0146 0.0610 0.0078; + -0.6880 0.7568 0.7104 -0.6725 -0.5105 0.6984 0.6520 -0.4951; + 0.6079 -0.5392 -0.5856 0.6234 0.7854 -0.5975 -0.6439 0.8008; + 0.1051 0.0519 0.0983 0.0896 -0.0724 0.1102 0.1566 -0.0879; + -0.2662 0.4231 0.4696 -0.2817 -0.4437 0.4815 0.5279 -0.4592; + 0.7317 -0.6629 -0.7093 0.7471 0.9091 -0.7213 -0.7677 0.9246]; + out_rgb_1(:, :, 1) = out2_1; + out_rgb_1(:, :, 2) = [ + -0.3110 0.1654 -0.6593 -0.3297 0.3308 0.1654 0.3308 0.1654; + 0.1654 -0.3297 -0.3297 0.3308 0.1654 0.3308 0.1654 0.3308; + -0.6593 -0.3297 0.6418 0.1654 0.3308 0.1654 0.3308 0.1654; + -0.3297 0.3308 0.1654 -0.3016 0.1654 0.3308 0.1654 -0.6593; + 0.3308 0.1654 0.3308 0.1654 0.6418 0.1654 -0.6593 -0.3297; + 0.1654 0.3308 0.1654 0.3308 0.1654 -0.3297 -0.3297 0.3308; + 0.3308 0.1654 0.3308 0.1654 -0.6593 -0.3297 -0.3110 0.1654; + 0.1654 0.3308 0.1654 -0.6593 -0.3297 0.3308 0.1654 0.6323]; + out_rgb_1(:, :, 3) = [ + -0.0240 0.3338 0.3335 0.0329 0.0344 0.1564 0.3942 0.0913; + 0.7871 0.6512 -0.5394 -0.2225 0.7287 0.5905 -0.3619 -0.2809; + 0.1333 -0.7196 0.2335 1.0291 0.0749 -0.5421 0.1728 0.9708; + -0.2201 0.4109 0.6487 -0.1632 -0.1617 0.4716 0.4713 -0.1048; + 0.4430 -0.1331 -0.1334 0.4999 0.5014 -0.3106 -0.0727 0.5582; + -0.6326 0.1654 0.8803 0.2633 -0.6910 0.1047 1.0577 0.2049; + 0.6191 0.7001 -0.2523 -0.3905 0.5607 0.8776 -0.3130 -0.4489; + 0.2469 -0.0561 0.1818 0.3038 0.3052 0.0047 0.0043 0.3621]; + assert (deconvwnr (im_rgb, psf0, 0.01), out_rgb_0, 1e-4) + assert (deconvwnr (im_rgb, psf1, 0.01), out_rgb_1, 1e-4) ***** test - im = rand (4, 4, 2, 3, 2); - rv = zeros (2, 2, 3, 2); - for p = 1:2 - for q = 1:3 - for r = 1:2 - rv(:,p,q,r) = stretchlim (im(:,:,p,q,r), 0.25); - endfor - endfor + ## Test that psf and nsr can be of class single, but are usually + ## internally as doubles. Matlab requires everything all to be + ## double so this is Matlab incompatible behaviour by design. + nsr = 0.1; + psf1_recast = double (single (psf1)); + nsr_recast = double (single (0.1)); + deconvolved = deconvwnr (im2, psf1_recast, nsr_recast); + assert (deconvwnr (im2, single (psf1), single (nsr)), deconvolved, 2e-16) + assert (deconvwnr (im2, single (psf1), nsr_recast), deconvolved, 2e-16) + assert (deconvwnr (im2, psf1_recast, single (nsr)), deconvolved, 2e-16) +***** demo + I = phantom (); + figure, imshow (I); + title ("Original image"); + psf = fspecial ("motion", 30, 15); + blurred = imfilter (I, psf, "conv"); + figure, imshow (blurred); + title ("Image with added motion blur"); + var_noise = 0.00005; + blurred_noisy = imnoise (blurred, "gaussian", 0, var_noise); + figure, imshow (blurred_noisy); + title ("Image with motion blur and added Gaussian noise"); + estimated_nsr = var_noise / (var(blurred_noisy(:)) - var_noise); + J = deconvwnr (blurred_noisy, psf, estimated_nsr); + figure, imshow (J) + title ({"restored image after Wiener deconvolution", + "with known PSF and estimated NSR"}); +27 tests, 27 passed, 0 known failure, 0 skipped +[inst/fspecial.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/fspecial.m +***** test + for i = 1:9 + n = 2^i; + assert (sum (fspecial ("disk", n)(:)), 1, eps*n*n); endfor - assert (stretchlim (im, 0.25), rv) ***** test - im = rand (4, 4, 2, 3, 2); - rv = zeros (2, 2, 3, 2); - for p = 1:2 - for q = 1:3 - for r = 1:2 - rv(:,p,q,r) = stretchlim (im(:,:,p,q,r), 0); + for r = [3 5 9 17] + f = fspecial ("disk", r); + [X, Y] = meshgrid (-r:r, -r:r); + rhi = (abs (X) + 0.5).^2 + (abs (Y) + 0.5).^2; + rlo = (abs (X) - 0.5).^2 + (abs (Y) - 0.5).^2; + fhi = (rhi <= (r^2)); + flo = (rlo >= (r^2)); + for i = 1:(2*r+1) + for j = 1:(2*r+1) + if (fhi(i,j)) + assert (f(i,j), 1/(pi*r^2), eps); + endif + if (flo(i,j)) + assert (f(i,j), 0); + endif endfor endfor endfor - assert (stretchlim (im, 0), rv) -***** assert (stretchlim (zeros (5)), [0; 1]) -***** assert (stretchlim (ones (5)), [0; 1]) -***** assert (stretchlim (.6 * ones (5)), [0; 1]) -***** assert (stretchlim (zeros (3, 3, 3, 3)), repmat ([0; 1], [1 3 3])) -***** assert (stretchlim ([0 .5 .5 .5 .5 1], .2), [0; 1]) +***** error + fspecial ("gaussian", 0) +***** error + fspecial ("gaussian", 3.9) +***** assert (fspecial ("gaussian"), fspecial ("gaussian", 3, 0.5)) +***** assert (fspecial ("gaussian"), fspecial ("gaussian", [3 3], 0.5)) ***** test - im = repmat ((magic (5) -1) / 24, [1 1 3 3]); - im(:,:,1,1) = 0; - im(:,:,2,2) = .5; - im(:,:,3,3) = 1; - lims = stretchlim (im, 0.2); - assert (size (lims), [2 3 3]) - assert (lims(:, [2 3 4 6 7 8]), - repmat ([(1/24)*round(24*.2); 1-((1/24)*round(24*.2))], [1 6]), eps) - assert (lims(:, [1 5 9]), repmat ([0; 1], [1 3])) -45 tests, 45 passed, 0 known failure, 0 skipped -[inst/hough.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/hough.m -***** shared BW0, BW1, BW2, BWx, BWy - - BW0 = false (5); - BW0(2,2) = true; - - BW1 = zeros (100, 100); - BW1(1,1) = 1; - BW1(100,100) = 1; - BW1(1,100) = 1; - BW1(100, 1) = 1; - BW1(50,50) = 1; - - n = 100; - BW2 = false (n); - a = 50; # line starts at left side at row a - b = 3; # slope of line is 1:b - for column = 1:n - if (rem (column, b) == 0) - row = a - column/b; - BW2(row, column) = true; - endif - endfor - - BWx = false (10); - BWx(:,5) = true; + c = ([-1:1].^2) + ([-1:1]'.^2); + gauss = exp (- (c / (2 * (0.5 ^ 2)))); + f = gauss / sum (gauss(:)); + assert (fspecial ("gaussian"), f) - BWy = false (10); - BWy(5,:) = true; -***** test - [H, T, R] = hough (BW1); - assert (size (H), [283 180]); -***** test - [H, T, R] = hough (BW1, "Theta", [-90 0 45 79]); - assert (size (H), [283 4]); -***** test - [H, T, R] = hough (BW1, "ThetaResolution", 0.5); - assert (size (H), [283 360]); -***** error hough ("foo") -***** test - I = [0 0 1 0; 1 1 1 1; 0 0 1 1; 0 0 1 0]; - I2 = I; - for v = [0.7 0.2 5] - I2(1,3) = v; - assert (hough (I2), hough (I)) - endfor -***** error - [H, T, R] = hough (BW0, "Theta"); -***** error - [H, T, R] = hough (BW0, "Theta", ones (10)); -***** error - [H, T, R] = hough (BW0, "Theta", [5 -i 7]); -***** error - [H, T, R] = hough (BW0, "RhoResolution", 0.5); -***** test - [Hd, Td, Rd] = hough (BW0); - [H1, T1, R1] = hough (BW0, "RhoResolution", 1); - assert (Hd, H1) - assert (Td, T1) - assert (Rd, R1) -***** test - [H, theta, rho] = hough (BW2); - H_max = max (H(:)); - H_size = size (H); - [~, max_idx_lin] = max (H(:)); - [max_row, max_column] = ind2sub (size (H), max_idx_lin); - theta_max = theta(max_column); - rho_max = rho(max_row); - assert (H_max , 33); - assert (H_size, [283 180]); - assert (max_row, 188); - assert (max_column, 163); - assert (theta_max, 72); - assert (rho_max, 46); + expected = [ + 0.01134373655849507 0.08381950580221061 0.01134373655849507 + 0.08381950580221061 0.61934703055717721 0.08381950580221061 + 0.01134373655849507 0.08381950580221061 0.01134373655849507]; + assert (f, expected, eps) +***** function f = f_gaussian_2d (hsize, sigma) + c = ([(-hsize(1)):(hsize(1))]'.^2) + ([(-hsize(2)):(hsize(2))].^2); + gauss = exp (- (c ./ (2 * (sigma .^ 2)))); + f = gauss ./ sum (gauss(:)); +***** endfunction ***** test - [H, theta, rho] = hough (BW2, "Theta", [65:1:75]); - H_max = max (H(:)); - H_size = size (H); - [~, max_idx_lin] = max (H(:)); - [max_row, max_column] = ind2sub (size (H), max_idx_lin); - theta_max = theta(max_column); - rho_max = rho(max_row); - assert (H_max , 33); - assert (H_size, [283 11]); - assert (max_row, 188); - assert (max_column, 8); - assert (theta_max, 72); - assert (rho_max, 46); + f = fspecial ("gaussian"); + assert (f, f_gaussian_2d ([1 1], .5)) + expected = [ + 0.01134373655849507 0.08381950580221061 0.01134373655849507 + 0.08381950580221061 0.61934703055717721 0.08381950580221061 + 0.01134373655849507 0.08381950580221061 0.01134373655849507]; + assert (f, expected, eps) ***** test - [H, theta, rho] = hough (BW2, "Theta", [-90:0.5:89.5]); - H_max = max (H(:)); - H_size = size (H); - [~, max_idx_lin] = max (H(:)); - [max_row, max_column] = ind2sub (size (H), max_idx_lin); - theta_max = theta(max_column); - rho_max = rho(max_row); - assert (H_max , 33); - assert (H_size, [283 360]); - assert (max_row, 188); - assert (max_column, 324); - assert (theta_max, 71.5); - assert (rho_max, 46); + f = fspecial ("gaussian", 7, 2); + assert (f, f_gaussian_2d ([3 3], 2)) + expected = [ + 0.00492233115934352 + 0.00919612528958620 + 0.01338028334410124 + 0.01516184737296414 + 0.01338028334410124 + 0.00919612528958620 + 0.00492233115934352 + 0.00919612528958620 + 0.01718062389630964 + 0.02499766026691484 + 0.02832606006174462 + 0.02499766026691484 + 0.01718062389630964 + 0.00919612528958620 + 0.01338028334410124 + 0.02499766026691484 + 0.03637138107390363 + 0.04121417419979795 + 0.03637138107390363 + 0.02499766026691484 + 0.01338028334410124 + 0.01516184737296414 + 0.02832606006174462 + 0.04121417419979795 + 0.04670177773892775]; + expected = reshape ([expected; expected((end-1):-1:1)], [7 7]); + assert (f, expected, eps) ***** test - [H, theta, rho] = hough (BW2, "ThetaResolution", 0.5); - H_max = max (H(:)); - H_size = size (H); - [~, max_idx_lin] = max (H(:)); - [max_row, max_column] = ind2sub (size (H), max_idx_lin); - theta_max = theta(max_column); - rho_max = rho(max_row); - assert (H_max , 33); - assert (H_size, [283 360]); - assert (max_row, 188); - assert (max_column, 324); - assert (theta_max, 71.5); - assert (rho_max, 46); + f = fspecial ("gaussian", [7 5], 2); + assert (f, f_gaussian_2d ([3 2], 2)) + expected = [ + 0.01069713252648568 + 0.01998487459872362 + 0.02907782096336423 + 0.03294948784319031 + 0.02907782096336423 + 0.01998487459872362 + 0.01069713252648568 + 0.01556423598706978 + 0.02907782096336423 + 0.04230797985750011 + 0.04794122192790870 + 0.04230797985750011 + 0.02907782096336423 + 0.01556423598706978 + 0.01763658993191515 + 0.03294948784319031 + 0.04794122192790870 + 0.05432452146574315]; + expected = reshape ([expected; expected((end-1):-1:1)], [7 5]); + assert (f, expected, eps) ***** test - [H, theta, rho] = hough (BWx); - H_max = max (H(:)); - [~, max_idx_lin] = max (H(:)); - [max_row, max_column] = ind2sub (size (H), max_idx_lin); - theta_max = theta(max_column); - rho_max = rho(max_row); - assert (H_max , 10); - assert (max_column, 88); - assert (theta_max, -3); - assert (rho_max, 4); + f = fspecial ("gaussian", [4 2], 2); + expected = [0.10945587477855045 0.14054412522144952]; + expected = expected([1 1; 2 2; 2 2; 1 1]); + assert (f, expected, eps) ***** test - [H, theta, rho] = hough (BWx); - H_size = size (H); - [~, max_idx_lin] = max (H(:)); - [max_row, max_column] = ind2sub (size (H), max_idx_lin); - assert (H_size, [27 180]); - assert (max_row, 18); + expected =[0.04792235409415088 0.06153352068439959 0.07901060453704994]; + expected = expected([1 2 2 1; 2 3 3 2; 2 3 3 2; 1 2 2 1]); + assert (fspecial ("gaussian", 4, 2), expected) +***** function f = f_gaussian_3d (lengths, sigma) + [x, y, z] = ndgrid (-lengths(1):lengths(1), -lengths(2):lengths(2), + -lengths(3):lengths(3)); + sig_22 = 2 * (sigma.^2); + f = exp (-((x.^2)/sig_22 + (y.^2)/sig_22 + (z.^2)/sig_22)); + f = f / sum (f(:)); +***** endfunction ***** test - [H, theta, rho] = hough (BWy); - H_max = max (H(:)); - [~, max_idx_lin] = max (H(:)); - [max_row, max_column] = ind2sub (size (H), max_idx_lin); - theta_max = theta(max_column); - rho_max = rho(max_row); - assert (H_max , 10); - assert (max_column, 1); - assert (theta_max, -90); - assert (rho_max, -4); + obs = fspecial ("gaussian", [5 5 5]); + assert (obs, f_gaussian_3d ([2 2 2], .5)) + + u_values = [ + 0.00000000001837155 + 0.00000000741161178 + 0.00000005476481523 + 0.00000299005759843 + 0.00002209370333384 + 0.00016325161336690 + 0.00120627532940896 + 0.00891323607975882 + 0.06586040141635063 + 0.48664620076350640]; + expected = zeros (5, 5, 5); + expected([1 5 21 25 101 105 121 125]) = u_values(1); + expected([2 4 6 10 16 20 22 24 26 30 46 50 76 80 96 100 102 104 106 110 116 120 122 124]) = u_values(2); + expected([3 11 15 23 51 55 71 75 103 111 115 123]) = u_values(3); + expected([7 9 17 19 27 29 31 35 41 45 47 49 77 79 81 85 91 95 97 99 107 109 117 119]) = u_values(4); + expected([8 12 14 18 28 36 40 48 52 54 56 60 66 70 72 74 78 86 90 98 108 112 114 118]) = u_values(5); + expected([13 53 61 65 73 113]) = u_values(6); + expected([32 34 42 44 82 84 92 94]) = u_values(7); + expected([33 37 39 43 57 59 67 69 83 87 89 93]) = u_values(8); + expected([38 58 62 64 68 88]) = u_values(9); + expected([63]) = u_values(10); + assert (obs, expected, 4 * eps) ***** test - [H, theta, rho] = hough (BWy); - H_size = size (H); - [~, max_idx_lin] = max (H(:)); - [max_row, max_column] = ind2sub (size (H), max_idx_lin); - assert (H_size, [27 180]); - assert (max_row, 10); -***** demo - BW = zeros (100, 150); - BW(30,:) = 1; - BW(:, 65) = 1; - BW(35:45, 35:50) = 1; - for i = 1:90 - BW(i,i) = 1; - endfor - BW = imnoise (BW, "salt & pepper"); - figure (); - imshow (BW); - title ("BW"); - [H, theta, rho] = hough (BW); - H /= max (H(:)); - figure (); - imshow (H, "XData", theta, "YData", rho); - title ("hough transform of BW"); - axis on; - xlabel ("angle \\theta [degrees]"); - ylabel ("distance \\rho to origin [pixels]"); -18 tests, 18 passed, 0 known failure, 0 skipped -[inst/qtsetblk.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/qtsetblk.m -***** demo - J=qtsetblk(eye(4),qtdecomp(eye(4)),2,ones(2,2,2)) - % Sets upper-right and lower-left blocks of 2*2 zeros to ones -***** shared A, S - A=[ 1, 4, 2, 5,54,55,61,62; - 3, 6, 3, 1,58,53,67,65; - 3, 6, 3, 1,58,53,67,65; - 3, 6, 3, 1,58,53,67,65; - 23,42,42,42,99,99,99,99; - 27,42,42,42,99,99,99,99; - 23,22,26,25,99,99,99,99; - 22,22,24,22,99,99,99,99]; - S = qtdecomp (A, 10); + obs = fspecial ("gaussian", [5 5 5], 1); + assert (obs, f_gaussian_3d ([2 2 2], 1)) + + u_values = [ + 0.00016177781678373 + 0.00072503787330278 + 0.00119538536377748 + 0.00324939431236223 + 0.00535734551968363 + 0.00883276951279243 + 0.01456277497493249 + 0.02400995686159072 + 0.03958572658629712 + 0.06526582943894763]; + expected = zeros (5, 5, 5); + expected([1 5 21 25 101 105 121 125]) = u_values(1); + expected([2 4 6 10 16 20 22 24 26 30 46 50 76 80 96 100 102 104 106 110 116 120 122 124]) = u_values(2); + expected([3 11 15 23 51 55 71 75 103 111 115 123]) = u_values(3); + expected([7 9 17 19 27 29 31 35 41 45 47 49 77 79 81 85 91 95 97 99 107 109 117 119]) = u_values(4); + expected([8 12 14 18 28 36 40 48 52 54 56 60 66 70 72 74 78 86 90 98 108 112 114 118]) = u_values(5); + expected([13 53 61 65 73 113]) = u_values(6); + expected([32 34 42 44 82 84 92 94]) = u_values(7); + expected([33 37 39 43 57 59 67 69 83 87 89 93]) = u_values(8); + expected([38 58 62 64 68 88]) = u_values(9); + expected([63]) = u_values(10); + assert (obs, expected, eps) ***** test - R=A; - vals=zeros(4,4,2); - vals(:,:,1)=reshape([1:16],4,4); - vals(:,:,2)=reshape([21:36],4,4); - R(1:4,1:4)=reshape([1:16],4,4); - R(5:8,5:8)=reshape([21:36],4,4); - assert(qtsetblk(A,S,4,vals),R); + obs = fspecial ("gaussian", [3 4 1 5], 3); + assert (find (obs == max (obs(:))), [29; 32]) + assert (size (obs), [3 4 1 5]) + assert (obs(:)(1:30), obs(:)(end:-1:31)) ***** test - R=A; - R(1:4,5:8)=1; - R(7:8,1:4)=1; - R(5:6,3:4)=1; - assert(qtsetblk(A,S,2,ones(2,2,7)),R); + f = repmat (1/9, [3 3]); + assert (fspecial ("average", [3 3]), f) + + ## Test default + assert (fspecial ("average"), fspecial ("average", [3 3])) + assert (fspecial ("average"), fspecial ("average", [3])) + + f = repmat (1/21, [3 7]); + assert (fspecial ("average", [3 7]), f) + + f = repmat (1/40, [4 5 1 2]); + assert (fspecial ("average", [4 5 1 2]), f) + ## Behave even if it's a column vector + assert (fspecial ("average", [4 5 1 2]'), f) +16 tests, 16 passed, 0 known failure, 0 skipped +[inst/imgradient.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imgradient.m ***** test - R=A; - R(5:6,1:2)=10; - assert(qtsetblk(A,S,1,ones(1,1,4)*10),R); -3 tests, 3 passed, 0 known failure, 0 skipped -[inst/imbothat.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imbothat.m -***** assert (imbothat (ones (3), [1 1; 0 1]), zeros (3)); -***** assert (imbothat (true (3), [1 1; 0 1]), false (3)); -***** shared in, out, se + A = [0 1 0 + 1 1 1 + 0 1 0]; + + [gMag, gDir] = imgradient (A); + assert (gMag,[sqrt(18) 4 sqrt(18); 4 0 4; sqrt(18),4,sqrt(18)]); + assert (gDir,[-45 -90 -135; -0 -0 -180; 45 90 135]); + + ## the following just test if passing gx and gy separately gets + ## us the same as the image and method though imgradient + [gxSobel, gySobel] = imgradientxy (A, "Sobel"); + [gxPrewitt, gyPrewitt] = imgradientxy (A, "Prewitt"); + [gxCd, gyCd] = imgradientxy (A, "CentralDifference"); + [gxId, gyId] = imgradientxy (A, "IntermediateDifference"); + + assert (imgradient (A), + imgradient (gxSobel, gySobel)); + assert (imgradient (A, "Sobel"), + imgradient (gxSobel, gySobel)); + assert (imgradient (A, "Prewitt"), + imgradient(gxPrewitt, gyPrewitt)); + assert (imgradient (A, "CentralDifference"), + imgradient (gxCd, gyCd)); + assert (imgradient (A, "IntermediateDifference"), + imgradient (gxId, gyId)); +1 test, 1 passed, 0 known failure, 0 skipped +[inst/imclose.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imclose.m +***** shared in, out in = [ 0 0 0 1 1 1 0 0 1 1 - 0 1 0 1 1 1 0 0 0 1 - 1 1 1 1 1 0 0 0 0 0 - 0 1 1 1 1 0 0 0 0 0 - 0 0 0 1 0 0 0 0 1 0 - 0 0 0 0 0 0 0 1 1 1 - 0 0 0 0 1 0 1 0 1 0 - 0 0 0 1 1 1 1 1 0 0 - 0 0 0 0 1 1 1 0 0 0 - 0 0 0 1 1 1 0 0 0 0]; + 0 1 0 1 1 1 0 0 0 1 + 1 1 1 1 1 0 0 0 0 0 + 0 1 1 1 1 0 0 0 0 0 + 0 0 0 1 0 0 0 0 1 0 + 0 0 0 0 0 0 0 1 1 1 + 0 0 0 0 1 0 1 0 1 0 + 0 0 0 1 1 1 1 1 0 0 + 0 0 0 0 1 1 1 0 0 0 + 0 0 0 1 1 1 0 0 0 0]; - out = [ 1 1 1 0 0 0 1 1 0 0 - 1 0 1 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 1 - 1 0 0 0 0 0 0 0 0 1 - 0 0 0 0 1 0 0 0 0 1 - 0 0 0 1 1 1 1 0 0 0 - 0 0 0 1 0 1 0 1 0 1 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 1 0 0 0 0 0 0 - 0 0 0 0 0 0 1 0 0 0]; -***** assert (imbothat (logical (in), ones (3)), logical (out)); + out = [ 1 1 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 0 0 0 1 + 1 1 1 1 1 0 0 0 0 1 + 1 1 1 1 1 0 0 0 0 1 + 0 0 0 1 1 0 0 0 1 1 + 0 0 0 1 1 1 1 1 1 1 + 0 0 0 1 1 1 1 1 1 1 + 0 0 0 1 1 1 1 1 0 0 + 0 0 0 1 1 1 1 0 0 0 + 0 0 0 1 1 1 1 0 0 0]; +***** assert (imclose (logical (in), ones (3)), logical (out)); - out = [ 7 0 15 8 1 6 0 13 6 24 - 0 8 9 2 0 0 16 7 0 23 - 89 7 0 41 39 7 12 7 0 23 - 8 1 69 40 58 1 6 2 0 43 - 7 0 63 59 52 0 0 0 14 32 - 62 55 6 7 0 7 0 23 16 1 - 56 74 0 2 0 0 16 14 7 0 - 0 73 69 0 0 19 15 8 1 0 - 8 6 0 0 6 13 9 2 0 6 - 7 0 0 19 0 14 7 0 23 0]; -***** assert (imbothat (magic (10), ones (3)), out); -***** assert (imbothat (uint8 (magic (10)), strel ("square", 3)), uint8 (out)); + out = [99 99 16 16 16 73 74 64 64 64 + 98 88 16 16 16 73 71 64 64 64 + 93 88 88 61 61 61 68 70 70 70 + 93 88 88 61 61 61 68 71 71 71 + 93 93 88 61 61 61 68 75 66 66 + 79 79 82 90 90 49 49 49 49 66 + 79 79 82 91 91 48 46 46 46 66 + 79 79 82 95 97 48 46 46 46 72 + 18 18 94 96 84 48 46 46 46 59 + 18 18 100 96 84 50 50 50 50 59]; +***** assert (imclose (magic (10), ones (3)), out); +***** assert (imclose (uint8 (magic (10)), strel ("square", 3)), uint8 (out)); ## using a se that will be decomposed in 2 pieces - out =[ 7 0 87 66 59 7 0 19 12 30 - 0 13 81 60 58 1 19 13 6 29 - 89 12 0 54 52 20 18 7 0 23 - 8 6 69 53 71 14 12 2 0 43 - 7 0 63 73 66 14 7 0 23 41 - 76 69 14 7 0 30 23 46 39 7 - 70 88 9 2 0 24 42 40 33 6 - 14 87 80 0 0 43 41 34 27 0 - 84 82 0 0 19 37 35 28 26 19 - 89 82 0 20 13 36 29 22 45 13]; -***** assert (imbothat (magic (10), ones(5)), out); + out =[ 99 99 88 74 74 74 74 70 70 70 + 98 93 88 74 74 74 74 70 70 70 + 93 93 88 74 74 74 74 70 70 70 + 93 93 88 74 74 74 74 71 71 71 + 93 93 88 75 75 75 75 75 75 75 + 93 93 90 90 90 72 72 72 72 72 + 93 93 91 91 91 72 72 72 72 72 + 93 93 93 95 97 72 72 72 72 72 + 94 94 94 96 97 72 72 72 72 72 + 100 100 100 97 97 72 72 72 72 72]; +***** assert (imclose (magic (10), ones(5)), out); ## using a weird non-symmetric and even-size se - out =[ 0 0 15 8 1 3 0 7 0 18 - 0 8 53 59 0 0 14 13 0 17 - 84 0 0 40 38 6 13 6 0 23 - 2 0 42 47 58 0 6 0 0 41 - 0 0 62 59 52 0 0 0 16 35 - 6 58 13 6 0 3 19 19 35 1 - 0 18 0 0 0 0 15 13 6 0 - 0 17 69 0 0 17 17 8 0 0 - 8 67 0 0 0 15 9 2 0 6 - 7 0 0 17 10 42 7 0 19 0]; -***** assert (imbothat (magic (10), [1 0 0 0; 1 1 1 0; 0 1 0 1]), out); - - ## N dimensional and weird se - in = reshape (magic(16), [4 8 4 2]); - se = ones (3, 3, 3); - se(:,:,1) = [1 0 1; 0 1 1; 0 0 0]; - se(:,:,3) = [1 0 1; 0 1 1; 0 0 1]; - out = zeros (size (in)); - out(:,:,1,1) = [ - 0 17 81 145 237 146 64 0 - 205 128 64 0 0 37 83 147 - 175 111 47 0 0 64 117 181 - 0 64 128 209 173 109 45 0]; - out(:,:,2,1) = [ - 235 142 78 18 0 23 69 133 - 0 35 103 163 215 128 46 0 - 0 64 128 195 183 123 48 0 - 153 93 43 0 14 78 146 215]; - out(:,:,3,1) = [ - 0 25 89 153 229 142 64 0 - 201 128 64 0 0 41 91 155 - 167 103 57 0 0 64 125 189 - 0 64 146 217 165 101 37 0]; - out(:,:,4,1) = [ - 227 142 78 14 0 31 77 141 - 0 43 107 171 211 128 46 0 - 0 64 128 203 179 115 48 0 - 149 99 35 0 18 82 146 223]; - out(:,:,1,2) = [ - 0 33 97 161 221 146 64 0 - 189 125 61 0 0 53 99 163 - 159 95 31 0 0 64 128 197 - 0 64 128 225 157 93 29 0]; - out(:,:,2,2) = [ - 219 142 78 18 0 39 85 149 - 0 51 119 179 199 128 46 0 - 0 64 128 211 167 107 43 0 - 137 77 27 0 14 78 146 231]; - out(:,:,3,2) = [ - 0 41 105 169 213 142 64 0 - 185 121 64 0 0 57 107 171 - 151 87 41 0 0 64 128 205 - 0 64 146 233 149 85 21 0]; - out(:,:,4,2) = [ - 211 142 78 14 0 47 93 157 - 0 59 123 187 195 128 46 0 - 0 64 128 219 163 99 35 0 - 133 83 19 0 18 82 146 239]; -***** assert (imbothat (in, se), out); -8 tests, 8 passed, 0 known failure, 0 skipped -[inst/blockproc.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/blockproc.m -***** demo - blockproc (eye (6), [2, 2], @(x) any (x(:))) - # Returns a 3-by-3 diagonal -***** assert (blockproc (eye (6), [2, 2], "sum"), - blockproc (eye (6), [2, 2], @sum)) -***** assert (blockproc (eye (6), [2, 2], "sum"), - blockproc (eye (6), [2, 2], @(x) sum (x))) -***** assert (blockproc (eye (6), [1,2], @sum), - kron (eye (3), [1; 1])) -***** assert (blockproc (eye (6), [2,2], @(x) any (x(:))), - eye (3) != 0) -***** assert (blockproc (eye (6), [1,2],[1,1], @(x) sum (x(:))), - [2,1,0; 3,2,0; 2,3,1; 1,3,2; 0,2,3; 0,1,2]) -***** assert (blockproc (eye (6), "indexed", [1, 2], [1, 1], @(x) sum (x(:))), - [8,5,6; 6,2,3; 5,3,4; 4,3,5; 3,2,6; 6,5,8]) -***** assert (blockproc (eye (6), [2,3],[4,3], @(x) sum (x(:))), - ones (3, 2) * 6) -***** assert (blockproc (eye (6), [2, 2], @(x) int8 (sum (x(:)))), - eye (3, "int8") * 2) -***** assert (blockproc (uint8 (eye (6)), [1,2], [1,1], @(x) sum (x(:))), - [2,1,0; 3,2,0; 2,3,1; 1,3,2; 0,2,3; 0,1,2]) -***** assert (blockproc (uint8 (eye (6)), "indexed", [1,2], [1,1], @(x) sum (x(:))), - [2,1,0; 3,2,0; 2,3,1; 1,3,2; 0,2,3; 0,1,2]); -***** assert (blockproc (uint16 (eye (6)), [1,2], [1,1], @(x) sum (x(:))), - [2,1,0; 3,2,0; 2,3,1; 1,3,2; 0,2,3; 0,1,2]); -***** assert (blockproc (uint16 (eye (6)), "indexed", [1,2], [1,1], - @(x) sum (x(:))), - [2,1,0; 3,2,0; 2,3,1; 1,3,2; 0,2,3; 0,1,2]); -***** assert (blockproc (eye (6), [2, 2], "sum"), - blockproc (eye (6), [2, 2], inline ("sum (x)", "x"))) -warning: inline is obsolete; use anonymous functions instead -13 tests, 13 passed, 0 known failure, 0 skipped -[inst/roicolor.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/roicolor.m -***** demo - roicolor([1:10],2,4); - % Returns '1' where input values are between 2 and 4 (both included). -***** assert(roicolor([1:10],2,4),logical([0,1,1,1,zeros(1,6)])); -***** assert(roicolor([1,2;3,4],3,3),logical([0,0;1,0])); -***** assert(roicolor([1,2;3,4],[1,4]),logical([1,0;0,1])); -3 tests, 3 passed, 0 known failure, 0 skipped -[inst/im2uint16.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/im2uint16.m -***** assert (im2uint16 (uint16 ([1 2 3])), uint16 ([1 2 3])); -***** assert (im2uint16 (uint8 ([0 127 128 255])), uint16 ([0 32639 32896 65535])); -***** assert (im2uint16 ([0 0.5 1]), uint16 ([0 32768 65535])); -***** assert (im2uint16 ([0 1/65535 1.4/65535 1.5/65535 1]), uint16 ([0 1 1 2 65535])); -***** assert (im2uint16 ([1 2]), uint16 ([65535 65535])); -***** assert (im2uint16 ([-1 0 0.5 1]), uint16 ([0 0 32768 65535])); -***** assert (im2uint16 (int16 ([-32768 -1 0 32768])), uint16 ([0 32767 32768 65535])); -***** assert (im2uint16 ([false true]), uint16 ([0 65535])); -***** assert (im2uint16 ([true false]), uint16 ([65535 0])); -***** assert (im2uint16 (uint8 ([3 25]), "indexed"), uint16 ([3 25])); -***** assert (im2uint16 ([1 3 25], "indexed"), uint16 ([0 2 24])); -***** error im2uint16 ([0 1 2], "indexed"); -***** error im2uint16 (int16 ([17 8]), "indexed"); -***** error im2uint16 (int16 ([-7 8]), "indexed"); -***** error im2uint16 ([false true], "indexed"); -***** error im2uint16 (65537, "indexed"); -16 tests, 16 passed, 0 known failure, 0 skipped -[inst/nlfilter.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/nlfilter.m -***** demo - ## creates a "wide" diagonal (although it can be performed more - ## efficiently with "imdilate (A, true (3))") - nlfilter (eye (10), [3 3], @(x) any (x(:) > 0)) -***** assert (nlfilter (eye (4), [2 3], @(x) sum (x(:))), - [2 2 1 0 - 1 2 2 1 - 0 1 2 2 - 0 0 1 1]); -***** assert (nlfilter (eye (4), "indexed", [2 3], @(x) sum (x(:))), - [4 2 1 2 - 3 2 2 3 - 2 1 2 4 - 4 3 4 5]); -***** assert (nlfilter (eye (4), "indexed", [2 3], @(x, y) sum (x(:)) == y, 2), - logical ([0 1 0 1 - 0 1 1 0 - 1 0 1 0 - 0 0 0 0])); -***** assert (nlfilter (uint8 (eye (4)), "indexed", [2 3], @(x) sum (x(:))), - [2 2 1 0 - 1 2 2 1 - 0 1 2 2 - 0 0 1 1]); -***** assert (nlfilter (int16 (eye (4)), "indexed", [2 3], @(x) sum (x(:))), - [4 2 1 2 - 3 2 2 3 - 2 1 2 4 - 4 3 4 5]); -***** assert (nlfilter (uint8 (eye (4)), "indexed", [2 3], @(x) int8 (sum (x(:)))), - int8 ([2 2 1 0 - 1 2 2 1 - 0 1 2 2 - 0 0 1 1])); -***** test - ## Effect of out of border elements. - expected = [ - 0.5 6.0 6.0 0.5 0 - 5.5 10.5 13.5 10.5 4.0 - 6.5 12.5 13.5 13.5 1.5 - 10.5 12.5 15.5 11.0 1.0 - 5.0 10.5 6.0 1.0 0 - ]; - assert (nlfilter (magic (5), [3 4], @(x) median (x(:))), expected) -***** test - ## The center pixel of a sliding window when its length is even - ## sized is ceil ((size (NHOOD) +1) /2) - expected = [ - 24 24 24 16 16 - 24 24 24 22 22 - 23 23 22 22 22 - 25 25 25 25 22 - 25 25 25 25 21 - ]; - assert (nlfilter (magic (5), [3 4], @(x) max (x(:))), expected) -***** function dilated = imdilate_like_nlfilter (im, nhood) - even_nhood_dims = find (mod (size (nhood), 2) == 0); - for i = 1:even_nhood_dims - im = flip (im, i); - endfor - dilated = imdilate (im, nhood); - for i = 1:even_nhood_dims - dilated = flip (dilated, i); - endfor -***** endfunction -***** test - a = randi (65535, 20, 20, 20, "uint16"); - ## extra dimensions on matrix only - assert (nlfilter (a, [5 5], @(x) max(x(:))), imdilate (a, ones (5))) - ## extra dimensions on both matrix and block - assert (nlfilter (a, [5 5 5], @(x) max(x(:))), imdilate (a, ones ([5 5 5]))) - ## extra dimensions and padding - assert (nlfilter (a, [3 7], @(x) max(x(:))), imdilate (a, ones ([3 7]))) - assert (nlfilter (a, [3 7 3], @(x) max(x(:))), imdilate (a, ones ([3 7 3]))) -***** test - a = randi (65535, 15, 15, 4, 8, 3, "uint16"); - assert (nlfilter (a, [3 4 7 5], @(x) max(x(:))), - imdilate_like_nlfilter (a, ones ([3 4 7 5]))) -***** test - a = randi (65535, 15, 15, 4, 3, 8, "uint16"); - ord = ordfiltn (a, 3, ones ([3 7 3 1 5])); - assert (nlfilter (a, [3 7 3 1 5], @(x) sort (x(:))(3)), ord) - assert (nlfilter (a, [3 7 3 1 5], @(x, y) sort (x(:))(y), 3), ord) -11 tests, 11 passed, 0 known failure, 0 skipped + out =[ 92 99 16 16 16 70 74 58 58 58 + 98 88 60 73 16 73 69 70 64 58 + 88 81 88 60 60 60 69 69 70 70 + 87 87 61 68 61 60 68 69 71 69 + 86 93 87 61 61 61 68 75 68 69 + 23 82 89 89 90 45 68 45 68 66 + 23 23 82 89 91 48 45 45 45 66 + 79 23 82 95 97 46 48 46 45 72 + 18 79 94 96 78 50 46 46 46 59 + 18 18 100 94 94 78 50 50 46 59]; +***** assert (imclose (magic (10), [1 0 0 0; 1 1 1 0; 0 1 0 1]), out); +5 tests, 5 passed, 0 known failure, 0 skipped [inst/imresize.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/imresize.m ***** test @@ -5441,1358 +5485,258 @@ assert (std (out2(:)), 0, 10*eps); assert (std (out3(:)), 0, 10*eps); 14 tests, 14 passed, 0 known failure, 0 skipped -[inst/normxcorr2.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/normxcorr2.m -***** function offsets = get_max_offsets (c) - l = find (c == max (c(:))); - offsets = nthargout (1:ndims (c), @ind2sub, size (c), l); -***** endfunction -***** test - row_shift = 18; - col_shift = 20; - a = randi (255, 30, 30); - b = a(row_shift-10:row_shift, col_shift-7:col_shift); - c = normxcorr2 (b, a); - ## should return exact coordinates - assert (get_max_offsets (c), {row_shift col_shift}); - - ## Even with some small noise, should return exact coordinates - b = imnoise (b, "gaussian"); - c = normxcorr2 (b, a); - assert (get_max_offsets (c), {row_shift col_shift}); -***** xtest - a = rand (10, 10); - c = normxcorr2 (a(5:7, 6:9), a); - assert (c(7, 9), 1, eps*100); -***** test - a = 10 * randn (100, 100); - auto = normxcorr2 (a, a); - add_in = normxcorr2 (a, -a); - assert (auto, -add_in); -***** test - a = 10 * randn (50, 50); - b = 10 * randn (100, 100); - do - scale = 100 * rand (); - until (scale != 0) - - assert (max ((normxcorr2 (scale*a,b) - normxcorr2 (a,b))(:)), 0, 1e-10); - assert (max ((normxcorr2 (a,scale*b) - normxcorr2 (a,b))(:)), 0, 1e-10); - - a_shift1 = a + scale * ones (size (a)); - b_shift1 = b + scale * ones (size (b)); - a_shift2 = a - scale * ones (size (a)); - b_shift2 = b - scale * ones (size (b)); - assert (max ((normxcorr2 (a_shift1,b) - normxcorr2 (a,b))(:)), 0, 1e-10); - assert (max ((normxcorr2 (a,b_shift1) - normxcorr2 (a,b))(:)), 0, 1e-10); - assert (max ((normxcorr2 (a_shift2,b) - normxcorr2 (a,b))(:)), 0, 1e-10); - assert (max ((normxcorr2 (a,b_shift2) - normxcorr2 (a,b))(:)), 0, 1e-10); -***** test - a = randi (100, 15, 15, 15); - c = normxcorr2 (a(5:10, 2:6, 3:7), a); - assert (get_max_offsets (c), {10 6 7}); - - a = randi (100, 15, 15, 15); - c = normxcorr2 (a(5:10, 2:6, 1:1), a); - assert (get_max_offsets (c), {10 6 1}); -***** warning normxcorr2 (rand (20), rand (5)); -***** error normxcorr2 (rand (5)); -***** error normxcorr2 (rand (5), rand (20), 2); -***** test - a = [ 252 168 50 1 59; - 114 0 0 0 0] ./ 255; - b = [ 1 171 255 255 255 255 240 71 131 254 255 255 255; - 0 109 254 255 255 233 59 0 131 254 255 255 255; - 76 13 195 253 194 34 0 19 217 255 255 255 255; - 110 0 0 0 0 0 3 181 255 255 255 255 255; - 153 0 0 0 0 2 154 254 255 255 255 255 255]./255; - c = normxcorr2 (a, b); - assert (max (imag (c(:))), 0); -***** test - img = [1 1 1 0]; - t = [1 1 0]; - c = normxcorr2 (t, img); - assert (c(3), 0) -10 tests, 10 passed, 0 known failure, 0 skipped -[inst/grayslice.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/grayslice.m -***** test - expected = uint8 ([0 4 5 5 9]); - im = [0 0.45 0.5 0.55 1]; - assert (grayslice (im), expected) - assert (grayslice (im, 10), expected) - assert (grayslice (im, uint8 (10)), expected) - assert (grayslice (im, [.1 .2 .3 .4 .5 .6 .7 .8 .9]), expected) -***** test - im = [0 0.45 0.5 0.55 1]; - assert (grayslice (im, 2), uint8 ([0 0 1 1 1])) - assert (grayslice (im, 3), uint8 ([0 1 1 1 2])) - assert (grayslice (im, 4), uint8 ([0 1 2 2 3])) - assert (grayslice (im, [0 0.5 1]), uint8 ([1 1 2 2 3])) - assert (grayslice (im, [0.5 1]), uint8 ([0 0 1 1 2])) - assert (grayslice (im, [0.6 1]), uint8 ([0 0 0 0 2])) -***** test - im = [0 .55 1]; - assert (grayslice (im, 9), uint8 ([0 4 8])) - assert (grayslice (im, 9.1), uint8 ([0 5 8])) - assert (grayslice (im, 10), uint8 ([0 5 9])) -***** assert (grayslice ([0 .5 1], [0 1 .5]), uint8 ([1 2 3])) -***** test - ## 0 > N > 1 values are treated as if they are V and N=2 - im = [0 .5 .55 .7 1]; - assert (grayslice (im, .5), uint8 ([0 1 1 1 1])) - assert (grayslice (im, .51), uint8 ([0 0 1 1 1])) - assert (grayslice (im, .7), uint8 ([0 0 0 1 1])) - assert (grayslice (im, 1), uint8 ([0 0 0 0 0])) - assert (grayslice (im, 1.2), uint8 ([0 0 0 0 0])) -***** assert (grayslice ([0 .5 .7 1], [0 .5 1 2]), uint8 ([1 2 2 4])) -***** assert (grayslice ([0 .45 .5 .65 .7 1], [.4 .5 .5 .7 .7 1]), - uint8 ([0 1 3 3 5 6])) -***** assert (grayslice ([-.5 .1 .8 1.2], [-1 -.4 .05 .6 .9 1.1 2]), - uint8 ([1 3 4 7])) -***** assert (grayslice ([0 .5 1], [-1 .5 1 2]), uint8 ([1 2 4])) -***** assert (grayslice ([-2 -1 .5 1], [-1 .5 1]), uint8 ([0 1 2 3])) -***** test - sliced = [ - repmat(0, [26 1]) - repmat(1, [25 1]) - repmat(2, [26 1]) - repmat(3, [25 1]) - repmat(4, [26 1]) - repmat(5, [25 1]) - repmat(6, [26 1]) - repmat(7, [25 1]) - repmat(8, [26 1]) - repmat(9, [26 1]) - ]; - sliced = uint8 (sliced(:).'); - assert (grayslice (uint8 (0:255)), sliced) -***** assert (grayslice (uint8 (0:255), 255), uint8 ([0:254 254])) -***** assert (class (grayslice (uint8 (0:255), 256)), "double") -***** xtest - assert (grayslice (uint8 (0:255), 256), [1:256]) - - ## While the above fails, this passes and should continue to do so - ## since it's the actual formula in the documentation. - assert (grayslice (uint8 (0:255), 256), - grayslice (uint8 (0:255), (1:255)./256)) -!!!!! known failure -ASSERT errors for: assert (grayslice (uint8 (0:255), 256),[1:256]) - - Location | Observed | Expected | Reason - (129) 130 129 Abs err 1 exceeds tol 0 by 1 - (130) 131 130 Abs err 1 exceeds tol 0 by 1 - (131) 132 131 Abs err 1 exceeds tol 0 by 1 - (132) 133 132 Abs err 1 exceeds tol 0 by 1 - (133) 134 133 Abs err 1 exceeds tol 0 by 1 - (134) 135 134 Abs err 1 exceeds tol 0 by 1 - (135) 136 135 Abs err 1 exceeds tol 0 by 1 - (136) 137 136 Abs err 1 exceeds tol 0 by 1 - (137) 138 137 Abs err 1 exceeds tol 0 by 1 - (138) 139 138 Abs err 1 exceeds tol 0 by 1 - (139) 140 139 Abs err 1 exceeds tol 0 by 1 - (140) 141 140 Abs err 1 exceeds tol 0 by 1 - (141) 142 141 Abs err 1 exceeds tol 0 by 1 - (142) 143 142 Abs err 1 exceeds tol 0 by 1 - (143) 144 143 Abs err 1 exceeds tol 0 by 1 - (144) 145 144 Abs err 1 exceeds tol 0 by 1 - (145) 146 145 Abs err 1 exceeds tol 0 by 1 - (146) 147 146 Abs err 1 exceeds tol 0 by 1 - (147) 148 147 Abs err 1 exceeds tol 0 by 1 - (148) 149 148 Abs err 1 exceeds tol 0 by 1 - (149) 150 149 Abs err 1 exceeds tol 0 by 1 - (150) 151 150 Abs err 1 exceeds tol 0 by 1 - (151) 152 151 Abs err 1 exceeds tol 0 by 1 - (152) 153 152 Abs err 1 exceeds tol 0 by 1 - (153) 154 153 Abs err 1 exceeds tol 0 by 1 - (154) 155 154 Abs err 1 exceeds tol 0 by 1 - (155) 156 155 Abs err 1 exceeds tol 0 by 1 - (156) 157 156 Abs err 1 exceeds tol 0 by 1 - (157) 158 157 Abs err 1 exceeds tol 0 by 1 - (158) 159 158 Abs err 1 exceeds tol 0 by 1 - (159) 160 159 Abs err 1 exceeds tol 0 by 1 - (160) 161 160 Abs err 1 exceeds tol 0 by 1 - (161) 162 161 Abs err 1 exceeds tol 0 by 1 - (162) 163 162 Abs err 1 exceeds tol 0 by 1 - (163) 164 163 Abs err 1 exceeds tol 0 by 1 - (164) 165 164 Abs err 1 exceeds tol 0 by 1 - (165) 166 165 Abs err 1 exceeds tol 0 by 1 - (166) 167 166 Abs err 1 exceeds tol 0 by 1 - (167) 168 167 Abs err 1 exceeds tol 0 by 1 - (168) 169 168 Abs err 1 exceeds tol 0 by 1 - (169) 170 169 Abs err 1 exceeds tol 0 by 1 - (170) 171 170 Abs err 1 exceeds tol 0 by 1 - (171) 172 171 Abs err 1 exceeds tol 0 by 1 - (172) 173 172 Abs err 1 exceeds tol 0 by 1 - (173) 174 173 Abs err 1 exceeds tol 0 by 1 - (174) 175 174 Abs err 1 exceeds tol 0 by 1 - (175) 176 175 Abs err 1 exceeds tol 0 by 1 - (176) 177 176 Abs err 1 exceeds tol 0 by 1 - (177) 178 177 Abs err 1 exceeds tol 0 by 1 - (178) 179 178 Abs err 1 exceeds tol 0 by 1 - (179) 180 179 Abs err 1 exceeds tol 0 by 1 - (180) 181 180 Abs err 1 exceeds tol 0 by 1 - (181) 182 181 Abs err 1 exceeds tol 0 by 1 - (182) 183 182 Abs err 1 exceeds tol 0 by 1 - (183) 184 183 Abs err 1 exceeds tol 0 by 1 - (184) 185 184 Abs err 1 exceeds tol 0 by 1 - (185) 186 185 Abs err 1 exceeds tol 0 by 1 - (186) 187 186 Abs err 1 exceeds tol 0 by 1 - (187) 188 187 Abs err 1 exceeds tol 0 by 1 - (188) 189 188 Abs err 1 exceeds tol 0 by 1 - (189) 190 189 Abs err 1 exceeds tol 0 by 1 - (190) 191 190 Abs err 1 exceeds tol 0 by 1 - (191) 192 191 Abs err 1 exceeds tol 0 by 1 - (192) 193 192 Abs err 1 exceeds tol 0 by 1 - (193) 194 193 Abs err 1 exceeds tol 0 by 1 - (194) 195 194 Abs err 1 exceeds tol 0 by 1 - (195) 196 195 Abs err 1 exceeds tol 0 by 1 - (196) 197 196 Abs err 1 exceeds tol 0 by 1 - (197) 198 197 Abs err 1 exceeds tol 0 by 1 - (198) 199 198 Abs err 1 exceeds tol 0 by 1 - (199) 200 199 Abs err 1 exceeds tol 0 by 1 - (200) 201 200 Abs err 1 exceeds tol 0 by 1 - (201) 202 201 Abs err 1 exceeds tol 0 by 1 - (202) 203 202 Abs err 1 exceeds tol 0 by 1 - (203) 204 203 Abs err 1 exceeds tol 0 by 1 - (204) 205 204 Abs err 1 exceeds tol 0 by 1 - (205) 206 205 Abs err 1 exceeds tol 0 by 1 - (206) 207 206 Abs err 1 exceeds tol 0 by 1 - (207) 208 207 Abs err 1 exceeds tol 0 by 1 - (208) 209 208 Abs err 1 exceeds tol 0 by 1 - (209) 210 209 Abs err 1 exceeds tol 0 by 1 - (210) 211 210 Abs err 1 exceeds tol 0 by 1 - (211) 212 211 Abs err 1 exceeds tol 0 by 1 - (212) 213 212 Abs err 1 exceeds tol 0 by 1 - (213) 214 213 Abs err 1 exceeds tol 0 by 1 - (214) 215 214 Abs err 1 exceeds tol 0 by 1 - (215) 216 215 Abs err 1 exceeds tol 0 by 1 - (216) 217 216 Abs err 1 exceeds tol 0 by 1 - (217) 218 217 Abs err 1 exceeds tol 0 by 1 - (218) 219 218 Abs err 1 exceeds tol 0 by 1 - (219) 220 219 Abs err 1 exceeds tol 0 by 1 - (220) 221 220 Abs err 1 exceeds tol 0 by 1 - (221) 222 221 Abs err 1 exceeds tol 0 by 1 - (222) 223 222 Abs err 1 exceeds tol 0 by 1 - (223) 224 223 Abs err 1 exceeds tol 0 by 1 - (224) 225 224 Abs err 1 exceeds tol 0 by 1 - (225) 226 225 Abs err 1 exceeds tol 0 by 1 - (226) 227 226 Abs err 1 exceeds tol 0 by 1 - (227) 228 227 Abs err 1 exceeds tol 0 by 1 - (228) 229 228 Abs err 1 exceeds tol 0 by 1 - (229) 230 229 Abs err 1 exceeds tol 0 by 1 - (230) 231 230 Abs err 1 exceeds tol 0 by 1 - (231) 232 231 Abs err 1 exceeds tol 0 by 1 - (232) 233 232 Abs err 1 exceeds tol 0 by 1 - (233) 234 233 Abs err 1 exceeds tol 0 by 1 - (234) 235 234 Abs err 1 exceeds tol 0 by 1 - (235) 236 235 Abs err 1 exceeds tol 0 by 1 - (236) 237 236 Abs err 1 exceeds tol 0 by 1 - (237) 238 237 Abs err 1 exceeds tol 0 by 1 - (238) 239 238 Abs err 1 exceeds tol 0 by 1 - (239) 240 239 Abs err 1 exceeds tol 0 by 1 - (240) 241 240 Abs err 1 exceeds tol 0 by 1 - (241) 242 241 Abs err 1 exceeds tol 0 by 1 - (242) 243 242 Abs err 1 exceeds tol 0 by 1 - (243) 244 243 Abs err 1 exceeds tol 0 by 1 - (244) 245 244 Abs err 1 exceeds tol 0 by 1 - (245) 246 245 Abs err 1 exceeds tol 0 by 1 - (246) 247 246 Abs err 1 exceeds tol 0 by 1 - (247) 248 247 Abs err 1 exceeds tol 0 by 1 - (248) 249 248 Abs err 1 exceeds tol 0 by 1 - (249) 250 249 Abs err 1 exceeds tol 0 by 1 - (250) 251 250 Abs err 1 exceeds tol 0 by 1 - (251) 252 251 Abs err 1 exceeds tol 0 by 1 - (252) 253 252 Abs err 1 exceeds tol 0 by 1 - (253) 254 253 Abs err 1 exceeds tol 0 by 1 - (254) 255 254 Abs err 1 exceeds tol 0 by 1 - (255) 256 255 Abs err 1 exceeds tol 0 by 1 -***** test - ## Use of threshold in the [0 1] range for images of integer type does - ## not really work despite the Matlab documentation. It's Matlab - ## documentation that is wrong, see bug #55059 - - assert (grayslice (uint8([0 100 200 255]), [.1 .4 .5]), - uint8 ([0 3 3 3])) - assert (grayslice (uint8([0 100 200 255]), [100 199 200 210]), - uint8 ([0 1 3 4])) - - ## P (penny) is a 2d image of class double in [1 255] range - q = warning ("query", "Octave:data-file-in-path"); - warning ("off", "Octave:data-file-in-path"); - load ("penny.mat"); - warning (q.state, "Octave:data-file-in-path"); - assert (grayslice (P), repmat (uint8 (9), size (P))) -***** function gs = test_grayslice_v (I, v) - ## This is effectively what grayslice does but slower with a for - ## loop internally. - gs = zeros (size (I)); - for idx = 1:numel (v) - gs(I >= v(idx)) = idx; - endfor - if (numel (v) >= 256) - gs = gs +1; - else - gs = uint8 (gs); - endif -***** endfunction +[inst/checkerboard.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/checkerboard.m +***** demo + ## Simplest case, default checkerboard size: + ## 8 by 8 checkerboard, with squares 10 pixel wide + board = checkerboard (); + imshow (board) +***** demo + ## Simplest case, default checkerboard size: + ## 8 by 16 checkerboard, with squares 5 pixel wide + board = checkerboard (5, 4, 8); + imshow (board) +***** assert (checkerboard (0), zeros (0, 0)) +***** assert (checkerboard (0, 3), zeros (0, 0)) +***** assert (checkerboard (0, 2, 4), zeros (0, 0)) +***** assert (checkerboard (0, 2, 4, 3), zeros (0, 0, 0)) +***** assert (checkerboard (0, 2, 4, 3, 2), zeros (0, 0, 0, 0)) +***** assert (checkerboard (1, 4, 2, 3, 0), zeros (8, 4, 6, 0)) +***** assert (checkerboard (1, 4, 0, 3, 2), zeros (8, 0, 6, 4)) +***** assert (checkerboard (2, 4, 0, 3, 2), zeros (16, 0, 12, 8)) ***** test - q = warning ("query", "Octave:data-file-in-path"); - warning ("off", "Octave:data-file-in-path"); - load ("penny.mat"); - warning (q.state, "Octave:data-file-in-path"); - - ## The loaded P in penny.mat is of size 128x128, class double, and - ## with values in the [1 255] range - penny_uint8 = uint8 (P); - penny_double = im2double (penny_uint8); # rescales to [0 1] range] - - ## default of N = 10 - expected = test_grayslice_v (penny_uint8, - [26 51 77 102 128 153 179 204 230]); - assert (grayslice (penny_uint8, 10), expected) - assert (grayslice (penny_uint8), expected) - - expected = test_grayslice_v (penny_double, - [.1 .2 .3 .4 .5 .6 .7 .8 .9]); - assert (grayslice (penny_double, 10), expected) - assert (grayslice (penny_double), expected) + out = zeros (80); + i1 = ((1:20:80) + (0:9)')(:); + i2 = ((11:20:80) + (0:9)')(:); + out(i1, i2) = 1; + out(i2, i1) = 1; + i1r = ((41:20:80) + (0:9)')(:); + i2r = ((51:20:80) + (0:9)')(:); + out(i2, i1r) = 0.7; + out(i1, i2r) = 0.7; + assert (checkerboard (), out) + assert (checkerboard (10, 4, 4), out) + assert (checkerboard (10, [4 4]), out) + assert (checkerboard (10, [4; 4]), out) ***** test - ## For images with more than 2d - q = warning ("query", "Octave:data-file-in-path"); - warning ("off", "Octave:data-file-in-path"); - load ("penny.mat"); - warning (q.state, "Octave:data-file-in-path"); - penny_double = im2double (uint8 (P)); - P_3d = repmat (penny_double, [1 1 3]); - P_5d = repmat (penny_double, [1 1 3 2 3]); - - v = [.3 .5 .7]; - expected_2d = test_grayslice_v (penny_double, v); - assert (grayslice (P_3d, v), repmat (expected_2d, [1 1 3])) - assert (grayslice (P_5d, v), repmat (expected_2d, [1 1 3 2 3])) + out = zeros (8); + out(2:2:8, 1:2:8) = 1; + out(1:2:8, 2:2:8) = 1; + out(1:2:8, 6:2:8) = 0.7; + out(2:2:8, 5:2:8) = 0.7; + assert (checkerboard (1), out) + assert (checkerboard (1, 4), out) + assert (checkerboard (1, 4, 4), out) + assert (checkerboard (1, [4 4]), out) ***** test - q = warning ("query", "Octave:data-file-in-path"); - warning ("off", "Octave:data-file-in-path"); - load ("penny.mat"); - warning (q.state, "Octave:data-file-in-path"); - penny_double = uint8 (P); - - ## Test that change from uint8 to double happens at 256 exactly - assert (class (grayslice (penny_double, 255)), "uint8") - assert (class (grayslice (penny_double, 256)), "double") - - ## If returns in class double, it's +1. - v = [10 150 200]; - v_long = [v 256:600]; - assert (double (grayslice (penny_double, v)) +1, - grayslice (penny_double, v_long)) + out = zeros (10); + out(2:2:10, 1:2:10) = 1; + out(1:2:10, 2:2:10) = 1; + out(1:2:10, 6:2:10) = 0.7; + out(2:2:10, 7:2:10) = 0.7; + assert (checkerboard (1, 5), out) + assert (checkerboard (1, 5, 5), out) + assert (checkerboard (1, [5 5]), out) ***** test - ## If there's a vector for floating point and goes outside the - ## range, it uses the last index of the vector. - q = warning ("query", "Octave:data-file-in-path"); - warning ("off", "Octave:data-file-in-path"); - load ("penny.mat"); - warning (q.state, "Octave:data-file-in-path"); - penny_double = im2double (uint8 (P)); - v = [.3 .5 .7 2:10]; - idx_1 = find (penny_double == 1); - assert (grayslice (penny_double, v)(idx_1), uint8 ([12; 12])) -***** error x = grayslice ([1 2; 3 4], 0) -***** error x = grayslice ([1 2; 3 4], -1) -***** error x = grayslice ([1 2; 3 4], "foo") + out = zeros (20); + out([1:4:20 2:4:20], [3:4:20 4:4:20]) = 1; + out([3:4:20 4:4:20], [1:4:20 2:4:20]) = 1; + out([1:4:20 2:4:20], [11:4:20 12:4:20]) = 0.7; + out([3:4:20 4:4:20], [13:4:20 14:4:20]) = 0.7; + assert (checkerboard (2, 5), out) + assert (checkerboard (2, 5, 5), out) + assert (checkerboard (2, [5 5]), out) ***** test - ## test output values for all input classes - - klasse = "uint8"; - im = cast ([intmin(klasse): intmax(klasse)], klasse); - erg05 = grayslice (im, 0.5); - first1_erg05 = im(find (erg05)(1)); - assert (first1_erg05, cast (1, klasse)); - erg5 = grayslice (im, 5); - first1_erg5 = im(find (erg5)(1)); - assert (first1_erg5, cast (51, klasse)); - ergint5 = grayslice (im, uint8 (5)); - first1_ergint5 = im(find (ergint5)(1)); - assert (first1_ergint5, cast (51, klasse)); - - klasse = "uint16"; - im = cast ([intmin(klasse): intmax(klasse)], klasse); - erg05 = grayslice (im, 0.5); - first1_erg05 = im(find (erg05)(1)); - assert (first1_erg05, cast (1, klasse)); - erg5 = grayslice (im, 5); - first1_erg5 = im(find (erg5)(1)); - assert (first1_erg5, cast (13107, klasse)); - ergint5 = grayslice (im, uint8 (5)); - first1_ergint5 = im(find (ergint5)(1)); - assert (first1_ergint5, cast (13107, klasse)); - - klasse = "int16"; - im = cast ([intmin(klasse): intmax(klasse)], klasse); - erg05 = grayslice (im, 0.5); - first1_erg05 = im(find (erg05)(1)); - assert (first1_erg05, cast (-32767, klasse)); - erg5 = grayslice (im, 5); - first1_erg5 = im(find (erg5)(1)); - assert (first1_erg5, cast (-19661, klasse)); - ergint5 = grayslice (im, uint8 (5)); - first1_ergint5 = im(find (ergint5)(1)); - assert (first1_ergint5, cast (-19661, klasse)); - - klasse = "single"; - im = cast ([0:0.001:1], klasse); - erg05 = grayslice (im, 0.5); - first1_erg05 = im(find (erg05)(1)); - assert (first1_erg05, cast (0.5, klasse)); - erg5 = grayslice (im, 5); - first1_erg5 = im(find (erg5)(1)); - assert (first1_erg5, cast (0.2, klasse)); - ergint5 = grayslice (im, uint8 (5)); - first1_ergint5 = im(find (ergint5)(1)); - assert (first1_ergint5, cast (0.2, klasse)); - - klasse = "double"; - im = cast ([0:0.001:1], klasse); - erg05 = grayslice (im, 0.5); - first1_erg05 = im(find (erg05)(1)); - assert (first1_erg05, cast (0.5, klasse)); - erg5 = grayslice (im, 5); - first1_erg5 = im(find (erg5)(1)); - assert (first1_erg5, cast (0.2, klasse)); - ergint5 = grayslice (im, uint8 (5)); - first1_ergint5 = im(find (ergint5)(1)); - assert (first1_ergint5, cast (0.2, klasse)); -23 tests, 22 passed, 1 known failure, 0 skipped -[inst/iptnum2ordinal.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/iptnum2ordinal.m -***** assert (strcmp (iptnum2ordinal (1), 'first')); # simple works -***** assert (strcmp (iptnum2ordinal (21), '21st')); # after 20, goes stupid -***** assert (strcmp (iptnum2ordinal (100), '100th')); # use th correctly -***** fail ("iptnum2ordinal (inf)"); # must be real -***** fail ("iptnum2ordinal (0)"); # must be positive -***** fail ("iptnum2ordinal (-1)"); # must be positive -***** fail ("iptnum2ordinal (3.4)"); # must be integer -7 tests, 7 passed, 0 known failure, 0 skipped -[inst/fspecial.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/fspecial.m + out = zeros (4, 4, 4); + out([1 3], 1, [1 3]) = 1; + out([2 4], 2, [1 3]) = 1; + out([1 3], 2, [2 4]) = 1; + out([2 4], 1, [2 4]) = 1; + out([1 3], 3, [1 3]) = 0.7; + out([2 4], 4, [1 3]) = 0.7; + out([1 3], 4, [2 4]) = 0.7; + out([2 4], 3, [2 4]) = 0.7; + assert (checkerboard (1, [2 2 2]), out) + assert (checkerboard (1, 2, 2, 2), out) ***** test - for i = 1:9 - n = 2^i; - assert (sum (fspecial ("disk", n)(:)), 1, eps*n*n); - endfor + out = zeros (8, 8, 8); + out([1 2 5 6], [1 2], [1 2 5 6]) = 1; + out([3 4 7 8], [3 4], [1 2 5 6]) = 1; + out([1 2 5 6], [3 4], [3 4 7 8]) = 1; + out([3 4 7 8], [1 2], [3 4 7 8]) = 1; + out([1 2 5 6], [5 6], [1 2 5 6]) = 0.7; + out([3 4 7 8], [7 8], [1 2 5 6]) = 0.7; + out([1 2 5 6], [7 8], [3 4 7 8]) = 0.7; + out([3 4 7 8], [5 6], [3 4 7 8]) = 0.7; + assert (checkerboard (2, [2 2 2]), out) + assert (checkerboard (2, 2, 2, 2), out) +14 tests, 14 passed, 0 known failure, 0 skipped +[inst/im2single.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/im2single.m +***** assert (im2single (single ([1 2 3])), single ([1 2 3])); +***** assert (im2single ([1 2 3]), single ([1 2 3])); +***** assert (im2single (uint8 ([0 127 128 255])), single ([0 127/255 128/255 1])); +***** assert (im2single (uint16 ([0 127 128 65535])), single ([0 127/65535 128/65535 1])); +***** assert (im2single (int16 ([-32768 -32767 -32766 32767])), single ([0 1/65535 2/65535 1])); +***** assert (im2single (uint8 ([0 1 255]), "indexed"), single ([1 2 256])); +***** assert (im2single (uint16 ([0 1 2557]), "indexed"), single ([1 2 2558])); +***** assert (im2single ([3 25], "indexed"), single ([3 25])); +***** error im2single ([0 1 2], "indexed"); +***** error im2single (int16 ([17 8]), "indexed"); +***** error im2single (int16 ([-7 8]), "indexed"); +***** error im2single ([false true], "indexed"); +12 tests, 12 passed, 0 known failure, 0 skipped +[inst/bwselect.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/bwselect.m ***** test - for r = [3 5 9 17] - f = fspecial ("disk", r); - [X, Y] = meshgrid (-r:r, -r:r); - rhi = (abs (X) + 0.5).^2 + (abs (Y) + 0.5).^2; - rlo = (abs (X) - 0.5).^2 + (abs (Y) - 0.5).^2; - fhi = (rhi <= (r^2)); - flo = (rlo >= (r^2)); - for i = 1:(2*r+1) - for j = 1:(2*r+1) - if (fhi(i,j)) - assert (f(i,j), 1/(pi*r^2), eps); - endif - if (flo(i,j)) - assert (f(i,j), 0); - endif - endfor - endfor - endfor -***** error - fspecial ("gaussian", 0) -***** error - fspecial ("gaussian", 3.9) -***** assert (fspecial ("gaussian"), fspecial ("gaussian", 3, 0.5)) -***** assert (fspecial ("gaussian"), fspecial ("gaussian", [3 3], 0.5)) + BW = zeros(5, 'logical'); + BW(3, 4) = 1; + BW(4, 3) = 1; + res8 = bwselect (BW, 3, 4, 8); + assert (res8, BW) + res4 = bwselect (BW, 3, 4, 4); + res8_expected = BW; + res8_expected(4, 3) = 1; + assert (res8, res8_expected) ***** test - c = ([-1:1].^2) + ([-1:1]'.^2); - gauss = exp (- (c / (2 * (0.5 ^ 2)))); - f = gauss / sum (gauss(:)); - assert (fspecial ("gaussian"), f) + A = [0 1 0 0 1; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]; + R4 = zeros(5, 'logical'); + R4(1, 1) = 1; + R8 = logical([1 0 1 1 0; 0 1 0 1 1; 0 1 0 0 1; 0 0 0 1 1; 0 1 1 0 1]); + out = bwselect (A, 1, 1, 4); + assert (out, zeros (5, 'logical')) + out = bwselect (A, 1, 1, 8); + assert (out, zeros (5, 'logical')) + out = bwselect (! A, 1, 1, 4); + assert (out, R4) + out = bwselect (! A, 1, 1, 8); + assert (out, R8) - expected = [ - 0.01134373655849507 0.08381950580221061 0.01134373655849507 - 0.08381950580221061 0.61934703055717721 0.08381950580221061 - 0.01134373655849507 0.08381950580221061 0.01134373655849507]; - assert (f, expected, eps) -***** function f = f_gaussian_2d (hsize, sigma) - c = ([(-hsize(1)):(hsize(1))]'.^2) + ([(-hsize(2)):(hsize(2))].^2); - gauss = exp (- (c ./ (2 * (sigma .^ 2)))); - f = gauss ./ sum (gauss(:)); -***** endfunction -***** test - f = fspecial ("gaussian"); - assert (f, f_gaussian_2d ([1 1], .5)) - expected = [ - 0.01134373655849507 0.08381950580221061 0.01134373655849507 - 0.08381950580221061 0.61934703055717721 0.08381950580221061 - 0.01134373655849507 0.08381950580221061 0.01134373655849507]; - assert (f, expected, eps) -***** test - f = fspecial ("gaussian", 7, 2); - assert (f, f_gaussian_2d ([3 3], 2)) - expected = [ - 0.00492233115934352 - 0.00919612528958620 - 0.01338028334410124 - 0.01516184737296414 - 0.01338028334410124 - 0.00919612528958620 - 0.00492233115934352 - 0.00919612528958620 - 0.01718062389630964 - 0.02499766026691484 - 0.02832606006174462 - 0.02499766026691484 - 0.01718062389630964 - 0.00919612528958620 - 0.01338028334410124 - 0.02499766026691484 - 0.03637138107390363 - 0.04121417419979795 - 0.03637138107390363 - 0.02499766026691484 - 0.01338028334410124 - 0.01516184737296414 - 0.02832606006174462 - 0.04121417419979795 - 0.04670177773892775]; - expected = reshape ([expected; expected((end-1):-1:1)], [7 7]); - assert (f, expected, eps) -***** test - f = fspecial ("gaussian", [7 5], 2); - assert (f, f_gaussian_2d ([3 2], 2)) - expected = [ - 0.01069713252648568 - 0.01998487459872362 - 0.02907782096336423 - 0.03294948784319031 - 0.02907782096336423 - 0.01998487459872362 - 0.01069713252648568 - 0.01556423598706978 - 0.02907782096336423 - 0.04230797985750011 - 0.04794122192790870 - 0.04230797985750011 - 0.02907782096336423 - 0.01556423598706978 - 0.01763658993191515 - 0.03294948784319031 - 0.04794122192790870 - 0.05432452146574315]; - expected = reshape ([expected; expected((end-1):-1:1)], [7 5]); - assert (f, expected, eps) -***** test - f = fspecial ("gaussian", [4 2], 2); - expected = [0.10945587477855045 0.14054412522144952]; - expected = expected([1 1; 2 2; 2 2; 1 1]); - assert (f, expected, eps) -***** test - expected =[0.04792235409415088 0.06153352068439959 0.07901060453704994]; - expected = expected([1 2 2 1; 2 3 3 2; 2 3 3 2; 1 2 2 1]); - assert (fspecial ("gaussian", 4, 2), expected) -***** function f = f_gaussian_3d (lengths, sigma) - [x, y, z] = ndgrid (-lengths(1):lengths(1), -lengths(2):lengths(2), - -lengths(3):lengths(3)); - sig_22 = 2 * (sigma.^2); - f = exp (-((x.^2)/sig_22 + (y.^2)/sig_22 + (z.^2)/sig_22)); - f = f / sum (f(:)); -***** endfunction -***** test - obs = fspecial ("gaussian", [5 5 5]); - assert (obs, f_gaussian_3d ([2 2 2], .5)) + B4 = logical([0 0 0 0 0; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 0 0]); + B8 = logical([0 1 0 0 0; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]); + out = bwselect (A, 3, 3, 4); + assert (out, B4) + out = bwselect (A, 3, 3, 8); + assert (out, B8) + out = bwselect (A, 3, 3); + assert (out, B8) - u_values = [ - 0.00000000001837155 - 0.00000000741161178 - 0.00000005476481523 - 0.00000299005759843 - 0.00002209370333384 - 0.00016325161336690 - 0.00120627532940896 - 0.00891323607975882 - 0.06586040141635063 - 0.48664620076350640]; - expected = zeros (5, 5, 5); - expected([1 5 21 25 101 105 121 125]) = u_values(1); - expected([2 4 6 10 16 20 22 24 26 30 46 50 76 80 96 100 102 104 106 110 116 120 122 124]) = u_values(2); - expected([3 11 15 23 51 55 71 75 103 111 115 123]) = u_values(3); - expected([7 9 17 19 27 29 31 35 41 45 47 49 77 79 81 85 91 95 97 99 107 109 117 119]) = u_values(4); - expected([8 12 14 18 28 36 40 48 52 54 56 60 66 70 72 74 78 86 90 98 108 112 114 118]) = u_values(5); - expected([13 53 61 65 73 113]) = u_values(6); - expected([32 34 42 44 82 84 92 94]) = u_values(7); - expected([33 37 39 43 57 59 67 69 83 87 89 93]) = u_values(8); - expected([38 58 62 64 68 88]) = u_values(9); - expected([63]) = u_values(10); - assert (obs, expected, 4 * eps) -***** test - obs = fspecial ("gaussian", [5 5 5], 1); - assert (obs, f_gaussian_3d ([2 2 2], 1)) + C4 = logical ([0 0 1 1 0; 0 0 0 1 1; 0 0 0 0 1; 0 0 0 1 1; 0 0 0 0 1]); + C8 = logical ([1 0 1 1 0; 0 1 0 1 1; 0 1 0 0 1; 0 0 0 1 1; 0 1 1 0 1]); + out = bwselect (! A, 3, 1, 8); + assert (out, C8) + out = bwselect (! A, 3, 1); + assert (out, C8) + out = bwselect (! A, 3, 1, 4); + assert (out, C4) - u_values = [ - 0.00016177781678373 - 0.00072503787330278 - 0.00119538536377748 - 0.00324939431236223 - 0.00535734551968363 - 0.00883276951279243 - 0.01456277497493249 - 0.02400995686159072 - 0.03958572658629712 - 0.06526582943894763]; - expected = zeros (5, 5, 5); - expected([1 5 21 25 101 105 121 125]) = u_values(1); - expected([2 4 6 10 16 20 22 24 26 30 46 50 76 80 96 100 102 104 106 110 116 120 122 124]) = u_values(2); - expected([3 11 15 23 51 55 71 75 103 111 115 123]) = u_values(3); - expected([7 9 17 19 27 29 31 35 41 45 47 49 77 79 81 85 91 95 97 99 107 109 117 119]) = u_values(4); - expected([8 12 14 18 28 36 40 48 52 54 56 60 66 70 72 74 78 86 90 98 108 112 114 118]) = u_values(5); - expected([13 53 61 65 73 113]) = u_values(6); - expected([32 34 42 44 82 84 92 94]) = u_values(7); - expected([33 37 39 43 57 59 67 69 83 87 89 93]) = u_values(8); - expected([38 58 62 64 68 88]) = u_values(9); - expected([63]) = u_values(10); - assert (obs, expected, eps) + D4 = logical ([0 0 0 0 0; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 0 0]); + D8 = logical ([0 1 0 0 0; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]); + out = bwselect (A, [3 1], [1 3], 4); + assert (out, D4); + out = bwselect (A, [3 1], [1 3], 8); + assert (out, D8); + out = bwselect (A, [3 1], [1 3]); + assert (out, D8); ***** test - obs = fspecial ("gaussian", [3 4 1 5], 3); - assert (find (obs == max (obs(:))), [29; 32]) - assert (size (obs), [3 4 1 5]) - assert (obs(:)(1:30), obs(:)(end:-1:31)) +***** error id=Octave:invalid-fun-call bwselect () +***** error id=Octave:invalid-fun-call bwselect ("aaa") +5 tests, 5 passed, 0 known failure, 0 skipped +[inst/imgetfile.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imgetfile.m +***** assert (1) +1 test, 1 passed, 0 known failure, 0 skipped +[inst/imsmooth.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imsmooth.m ***** test - f = repmat (1/9, [3 3]); - assert (fspecial ("average", [3 3]), f) - - ## Test default - assert (fspecial ("average"), fspecial ("average", [3 3])) - assert (fspecial ("average"), fspecial ("average", [3])) - - f = repmat (1/21, [3 7]); - assert (fspecial ("average", [3 7]), f) + ## checking Bilateral Filter - f = repmat (1/40, [4 5 1 2]); - assert (fspecial ("average", [4 5 1 2]), f) - ## Behave even if it's a column vector - assert (fspecial ("average", [4 5 1 2]'), f) -16 tests, 16 passed, 0 known failure, 0 skipped -[inst/imremap.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imremap.m -***** demo - ## Generate a synthetic image and show it - I = tril(ones(100)) + abs(rand(100)); I(I>1) = 1; - I(20:30, 20:30) = !I(20:30, 20:30); - I(70:80, 70:80) = !I(70:80, 70:80); - figure, imshow(I); - ## Resize the image to the double size and show it - [XI, YI] = meshgrid(linspace(1, 100, 200)); - warped = imremap(I, XI, YI); - figure, imshow(warped); -***** demo - ## Generate a synthetic image and show it - I = tril(ones(100)) + abs(rand(100)); I(I>1) = 1; - I(20:30, 20:30) = !I(20:30, 20:30); - I(70:80, 70:80) = !I(70:80, 70:80); - figure, imshow(I); - ## Rotate the image around (0, 0) by -0.4 radians and show it - [XI, YI] = meshgrid(1:100); - R = [cos(-0.4) sin(-0.4); -sin(-0.4) cos(-0.4)]; - RXY = [XI(:), YI(:)] * R; - XI = reshape(RXY(:,1), [100, 100]); YI = reshape(RXY(:,2), [100, 100]); - warped = imremap(I, XI, YI); - figure, imshow(warped); -***** test + ## constant image remain the same after Bilateral Filter + A = uint8(255*ones(128,128)); + B = uint8(imsmooth(A, 'Bilateral', 2, 10)); + assert (A,B); - I = repmat([ 1 2 3 4 ], [4, 1]); - xi = [-6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 11]; - exp_rep = [ 1 1 1 1 1 1 1 1 2 3 4 4 4 4 4 4 4 4]; - exp_sym = [ 2 3 4 4 3 2 1 1 2 3 4 4 3 2 1 1 2 3]; - exp_ref = [ 2 1 2 3 4 3 2 1 2 3 4 3 2 1 2 3 4 3]; - exp_cir = [ 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3]; - yi = 2.5; + ## Bilateral Filter does not smear outlayers + A = zeros(256,256); + A(128,128) = 256; + ## bilateral filter does not smear outlayers + B = imsmooth(A, 'Bilateral', 2, 10); + assert (A,B,1.e-140); - # rectilinear grid codepath - assert (imremap (I, xi, yi, "bicubic", "replicate"), exp_rep); - assert (imremap (I, xi, yi, "bicubic", "symmetric"), exp_sym); - assert (imremap (I, xi, yi, "bicubic", "reflect"), exp_ref); - assert (imremap (I, xi, yi, "bicubic", "circular"), exp_cir); + ## When sigma_r is large the filter behaves almost + ## like the isotropic Gaussian filter - # meshgrid codepath - XI = [xi/2; xi; xi/2]; % cannot be reduced to vector, we will assert only middle row - YI = repmat ([1.5; yi; 3.5], [1, length(xi)]); - assert (imremap (I, XI, YI, "bicubic", "replicate")(2,:), exp_rep); - assert (imremap (I, XI, YI, "bicubic", "symmetric")(2,:), exp_sym); - assert (imremap (I, XI, YI, "bicubic", "reflect")(2,:), exp_ref); - assert (imremap (I, XI, YI, "bicubic", "circular")(2,:), exp_cir); + A0 = fspecial ('gaussian',100,100); + A = uint8(A0/max(max(A0))*255); + B1 = imsmooth(A, 'Bilateral', 2, 100); + B2 = imsmooth(A, 'Gaussian', 2); + assert (B1,B2); 1 test, 1 passed, 0 known failure, 0 skipped -[inst/imhmin.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imhmin.m -***** shared im0, im0_h2_out - im0 = uint8 ([5 5 5 5 5; - 5 4 3 4 5; - 5 3 0 3 5; - 5 4 3 4 5; - 5 5 5 5 5]); - im0_h2_out = uint8 ([5 5 5 5 5; - 5 4 3 4 5; - 5 3 2 3 5; - 5 4 3 4 5; - 5 5 5 5 5]); -***** error imhmin () -***** error imhmin (im0) -***** error imhmin ("hello", 2) -***** error imhmin (i.*im0, 2) -***** error imhmin (sparse (im0), 2) -***** error imhmin (im0, -2) -***** error imhmin (im0, 'a') -***** error imhmin (im0, ones (2)) -***** error imhmin (im0, 2*i) -***** assert (imhmin (im0, 2), im0_h2_out) -***** assert (imhmin (double (im0), 2), double (im0_h2_out)) -***** assert (imhmin (im0, 2, 8), im0_h2_out) -***** assert (imhmin (im0, 2, 4), im0_h2_out) -***** assert (imhmin (im0, 2, true (3)), im0_h2_out) -***** test - out = imhmin (double (im0), 2); - assert (size (out), size (im0)) - assert (class (out), "double") -***** test - out = imhmin (single (im0), 2); - assert (size (out), size (im0)) - assert (class (out), "single") -***** test - out = imhmin (uint8 (im0), 2); - assert (size (out), size (im0)) - assert (class (out), "uint8") -***** test - out = imhmin (uint16 (im0), 2); - assert (size (out), size (im0)) - assert (class (out), "uint16") -***** test - im = cat (3, im0, im0, im0, im0); - out = imhmin (im, 2); - assert (size (out), size (im)) -***** test - im = 10 .* ones (10); - im(2:4, 2:4) = 7; - im(6:8, 6:8) = 2; - expected_4 = 10 .* ones (10); - expected_4(6:8, 6:8) = 6; - expected_2 = 10 .* ones (10); - expected_2(6:8, 6:8) = 4; - expected_2(2:4, 2:4) = 9; - out = imhmin (im, 4); - assert (out, expected_4, eps) - out = imhmin (im, 2); - assert (out, expected_2, eps) - out = imhmin (0.1.*im, 0.4); - assert (out, 0.1 .* expected_4, eps) -***** test - im2 = 10 .* ones (10); - im2(2:4, 2:4) = 7; - im2(6:9, 6:9)=2; - im2(5, 5)=2; - im2(6, 7)=10; - im2(7, 8)=10; - expected_4 = 10 .* ones (10); - expected_4(6:9, 6:9) = 6; - expected_4(5, 5) = 6; - expected_4(6, 7) = 10; - expected_4(7, 8) = 10; - expected_8 = expected_4; - expected_8(2:4, 2:4) = 7; - out2 = imhmin (im2, 4); - assert (out2, expected_8, eps) - out2 = imhmin (im2, 4, 4); - assert (out2, expected_4, eps) - out2 = imhmin (im2, 4, 8); - assert (out2, expected_8, eps) -21 tests, 21 passed, 0 known failure, 0 skipped -[inst/im2uint8.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/im2uint8.m -***** assert (im2uint8 (uint8 ([1 2 3])), uint8 ([1 2 3])); -***** assert (im2uint8 (uint16 ([0 65535])), uint8 ([0 255])); -***** assert (im2uint8 ([0 0.5 1]), uint8 ([0 128 255])); -***** assert (im2uint8 ([1 2]), uint8 ([255 255])); -***** assert (im2uint8 ([-1 0 0.5 1 2]), uint8 ([0 0 128 255 255])); -***** assert (im2uint8 (int16 ([-32768 0 32768])), uint8 ([0 128 255])); -***** assert (im2uint8 ([false true]), uint8 ([0 255])); -***** assert (im2uint8 ([true false]), uint8 ([255 0])); -***** assert (im2uint8 ([1 256], "indexed"), uint8 ([0 255])); -***** assert (im2uint8 ([3 25], "indexed"), uint8 ([2 24])); -***** assert (im2uint8 (uint16 ([3 25]), "indexed"), uint8 ([3 25])); -***** error im2uint8 ([0 1 2], "indexed"); -***** error im2uint8 (int16 ([17 8]), "indexed"); -***** error im2uint8 (int16 ([-7 8]), "indexed"); -***** error im2uint8 ([false true], "indexed"); -***** error im2uint8 (uint16 (256), "indexed"); -***** error im2uint8 (257, "indexed"); -***** assert (im2uint8 ((1:255) ./ 256), uint8 ([1:128 128:254])) -***** assert (im2uint8 ((0:255) ./ 256), uint8 ([0:128 128:254])) -19 tests, 19 passed, 0 known failure, 0 skipped -[inst/applylut.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/applylut.m -***** demo - lut = makelut (@(x) sum (x (:)) >= 3, 3); - S = applylut (eye (5), lut); - disp (S) - ## Everything should be 0 despite a diagonal which doesn't reach borders. -***** assert (prod (applylut (eye (3), makelut (@(x) x(1) == 1, 2)) == eye (3)), [1 1 1]); -***** assert (prod (applylut (eye (3), makelut (@(x) x(2,2) == 1, 3)) == eye (3)), [1 1 1]); -***** assert (prod (applylut (eye (3), makelut (@(x) x(3,3) == 1, 3)) == - applylut (eye (3), makelut (@(x) x(2,2) == 1, 2))), - [1 1 1]); -3 tests, 3 passed, 0 known failure, 0 skipped -[inst/xyz2rgb.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/xyz2rgb.m -***** assert (xyz2rgb ([0, 0, 0]), [0 0 0], 1e-3) -***** assert (xyz2rgb ([0.4125, 0.2127, 0.0193]), [1 0 0], 1e-3) -***** assert (xyz2rgb ([0.7700, 0.9278, 0.1385]), [1 1 0], 1e-3) -***** assert (xyz2rgb ([0.3576, 0.7152, 0.1192]), [0 1 0], 1e-3) -***** assert (xyz2rgb ([0.5380, 0.7873, 1.0694]), [0 1 1], 1e-3) -***** assert (xyz2rgb ([0.1804, 0.07217, 0.9502]), [0 0 1], 1e-3) -***** assert (xyz2rgb ([0.5929, 0.28484, 0.9696]), [1 0 1], 1e-3) -***** assert (xyz2rgb ([0.9505, 1.0000, 1.0888]), [1 1 1], 1e-3) -***** assert (xyz2rgb ([0.2034, 0.2140, 0.2330]), [0.5 0.5 0.5], 1e-3) -***** assert (xyz2rgb ([0.2155, 0.1111, 0.0101]), [0.75 0 0], 1e-3) -***** assert (xyz2rgb ([0.0883, 0.0455, 0.0041]), [0.5 0 0], 1e-3) -***** assert (xyz2rgb ([0.0210, 0.0108, 0.0010]), [0.25 0 0], 1e-3) -***** assert (xyz2rgb ([0.5276, 0.3812, 0.2482]), [1 0.5 0.5], 1e-3) -***** assert (xyz2rgb ([1.5 1 1]), [1.5712, 0.7109 0.9717], 1e-3) -***** test - xyz_map = rand (64, 3); - assert (rgb2xyz (xyz2rgb (xyz_map)), xyz_map, 3e-4); -***** test - xyz_img = rand (64, 64, 3); - assert (rgb2xyz (xyz2rgb (xyz_img)), xyz_img, 3e-4); -***** assert (xyz2rgb (sparse ([0 0 0])), [0 0 0], 1e-3) -***** assert (class (xyz2rgb (single([0.5 0.5 0.5]))), 'single') -***** error xyz2rgb () -***** error xyz2rgb (1,2) -***** error xyz2rgb ({1}) -***** error xyz2rgb (ones (2,2)) -***** test - xyz = rand (16, 16, 3, 5); - rgb = zeros (size (xyz)); - for i = 1:5 - rgb(:,:,:,i) = xyz2rgb (xyz(:,:,:,i)); - endfor - assert (xyz2rgb (xyz), rgb) -23 tests, 23 passed, 0 known failure, 0 skipped -[inst/imboxfilt.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imboxfilt.m -***** assert (imboxfilt(ones (5) * 9)); -***** assert (isa (imboxfilt (uint8 (ones (5))), "uint8")); -***** assert (isa (imboxfilt (uint16 (ones (5))), "uint16")); -***** assert (isa (imboxfilt (uint32 (ones (5))), "uint32")); -***** assert (isa (imboxfilt (uint64 (ones (5))), "uint64")); -***** assert (isa (imboxfilt (int8 (ones (5))), "int8")); -***** assert (isa (imboxfilt (int16 (ones (5))), "int16")); -***** assert (isa (imboxfilt (int32 (ones (5))), "int32")); -***** assert (isa (imboxfilt (single (ones (5))), "single")); -***** assert (isa (imboxfilt (double (ones (5))), "double")); -***** error (imboxfilt (true (5))); -***** error (imboxfilt (5i+9)); -***** error (imboxfilt ({"sdg","sdgsd"})); -***** error (imboxfilt ("sdjgkhsdkl")); -***** error (imboxfilt (struct("imgD_start_xaxis", "34", "imgD_start_yaxis", "67"))) -***** error (imboxfilt ()); -***** error (imboxfilt ("asdf")); -***** test - padded_img = ones (3); - assert (imboxfilt (padded_img, 9)); -***** test - padded_img = ones (3); - assert (imboxfilt (padded_img, [3, 7])); -***** error (imboxfilt (ones (3), 2)); -***** error (imboxfilt (ones (3), "asdf")); -***** error (imboxfilt (ones (3), 2.4)); -***** error (imboxfilt (ones (3), 3.5)); -***** error (imboxfilt (ones (3), -3)); -***** error (imboxfilt (ones (3), [3,-5])); -***** error (imboxfilt (ones (3), [3.5, 3])); -***** error (imboxfilt (ones (3), [3, 4])); -***** error (imboxfilt (ones (3), [6, 11])); -***** error (imboxfilt(ones (3), [3, 5, 7])); -***** assert (imboxfilt (ones (5), "padding", "circular")); -***** assert (imboxfilt (ones (5), "padding", "symmetric")); -***** assert (imboxfilt (ones (3), "padding", "replicate")); -***** assert (imboxfilt (ones (3), "Padding", "Replicate")); -***** assert (imboxfilt (ones (3), "Padding", 5)); -***** error (imboxfilt (ones (3), "circular")); -***** error (imboxfilt (ones (3), "symmetric", "padding")); -***** error (imboxfilt (ones (3), "padding")); -***** error (imboxfilt (ones (3), "padding", "ciircular")); -***** error (imboxfilt (ones (3), "padding", [2, 3])); -***** assert (imboxfilt (ones (5), "NormalizationFactor", 2)); -***** assert (imboxfilt (ones (5), "normalizationfactor", 2.2)); -***** assert (imboxfilt (ones (5), "Normalizationfactor", -1)); -***** assert (imboxfilt (ones (5), "normalizationFactor", -1.5)); -***** assert (imboxfilt (ones (5), 7, "NormalizationFactor", 3/9)); -***** assert (imboxfilt (ones (5), "NormalizationFactor", 1 , "padding", "circular")); -***** assert (imboxfilt (ones (5), "padding", "circular", "NormalizationFactor", 1)); -***** assert (imboxfilt (ones (5), [5, 7], "NormalizationFactor", 1, "padding", "circular")); -***** assert (imboxfilt (ones (5), [5, 7], "padding", "circular", "NormalizationFactor", 1)); -***** error (imboxfilt (ones (5), "n", 1)); -***** error (imboxfilt (ones (5), "NormalizationFactor")); -***** error (imboxfilt (ones (5), "Normalizastionfactor", 3)); -***** error (imboxfilt (ones (5), "NormalizationFactor", [2, 4])); -***** error (imboxfilt (ones (5), "Normalizationfactor", "asdf")); -***** error (imboxfilt (ones (5), "normalizationFactor", "2")); -***** error (imboxfilt (ones (5), "NormalizationFactor", 1 , "padding", "circular", "NormalizastionFactor", [2, 1])); -***** error (imboxfilt (ones (5), "padding", "NormalizationFactor", 2, "circular", "NormalizastionFactor", 1)); -***** error (imboxfilt (ones (5), "NormalizationFactor", [1, 4], "padding", "circular", "NormalizastionFactor", 2)); -***** assert (imboxfilt (ones (5), "normalizationfactor", 1), ones (5) * 9); -***** assert (imboxfilt (ones (5), "normalizationfactor", 2), ones (5) * 18); -***** assert (imboxfilt (ones (5), "normalizationfactor", 100), ones (5) * 900); -***** assert (imboxfilt (ones (5), "normalizationfactor", 0.1), ones (5) * 0.9, eps); -***** assert (imboxfilt (ones (5), "normalizationfactor", 0), zeros (5)); -***** assert (imboxfilt (ones (8))); -***** assert (imboxfilt (ones (8), 3)); -***** assert (imboxfilt (ones (8), "padding", "circular")); -***** assert (imboxfilt (ones (8), 3, "padding", "circular")); -***** assert (imboxfilt (ones (8), "NormalizationFactor", 5)); -***** assert (imboxfilt (ones (8), 3, "NormalizationFactor", 5)); -***** assert (imboxfilt (ones (8), "padding", "circular", "NormalizationFactor", 5)); -***** assert (imboxfilt (ones (8), 3, "padding", "circular", "NormalizationFactor", 5)); -***** error (imboxfilt (ones (8), 3, 3)); -***** error (imboxfilt (ones (8), 3, 3, "padding", "circular")); -***** assert (imboxfilt(ones (200), [89, 121]), ones (200)) -***** assert (imboxfilt(ones (200), 199), ones (200)) -***** test - input = ones (3) * 3; - expected = input; - output = imboxfilt (input); - assert (output, expected); -***** test - input = [1, 1, 1; 10, 10, 10; 100, 100, 100]; - expected= [37, 37, 37; 37, 37, 37; 37, 37, 37]; - output = imboxfilt (input, 3, "padding", "circular"); - assert (output, expected, eps); -***** test - input = [1, 1, 1; 10, 10, 10; 100, 100, 100]; - expected = [4, 4, 4; 37, 37, 37; 70, 70, 70]; - output = imboxfilt (input, 3, "padding", "replicate"); - assert (output, expected, eps); -***** test - input = [1 1 1 1 1 1 - 1 2 2 2 2 1; - 1 2 2 2 2 1; - 1 2 2 2 2 1; - 1 2 2 2 2 1; - 1 1 1 1 1 1]; - expected = [1.16, 1.24, 1.32, 1.32, 1.24, 1.16; - 1.24, 1.36, 1.48, 1.48, 1.36, 1.24; - 1.32, 1.48, 1.64, 1.64, 1.48, 1.32; - 1.32, 1.48, 1.64, 1.64, 1.48, 1.32; - 1.24, 1.36, 1.48, 1.48, 1.36, 1.24; - 1.16, 1.24, 1.32, 1.32, 1.24, 1.16]; - output = imboxfilt (input, 5, "padding", "replicate"); - assert (output, expected, eps); -***** test - input = [1 1 1 1 1 1 - 1 2 2 2 2 1; - 1 2 2 2 2 1; - 1 2 2 2 2 1; - 1 2 2 2 2 1; - 1 1 1 1 1 1]; - expected = [1.36 1.36 1.48 1.48 1.36 1.36 - 1.36 1.36 1.48 1.48 1.36 1.36 - 1.48 1.48 1.64 1.64 1.48 1.48 - 1.48 1.48 1.64 1.64 1.48 1.48 - 1.36 1.36 1.48 1.48 1.36 1.36 - 1.36 1.36 1.48 1.48 1.36 1.36]; - output = imboxfilt (input, 5, "padding", "symmetric"); - assert (output, expected, eps); -***** test - input = [5 6 5 6 ; - 6 5 6 5 ; - 5 6 5 6 ; - 6 5 6 5]; - expected = [49/9, 49/9, 50/9, 50/9; - 49/9, 49/9, 50/9, 50/9; - 50/9, 50/9, 49/9, 49/9; - 50/9, 50/9, 49/9, 49/9]; - output = imboxfilt (input, 3); - assert (imboxfilt (input, 3), expected, 0.0001); # sadly the test only works with this kind of tolerance -***** test - m2d = ones (8, 8); - padded_img = cat (3,m2d * 5, m2d * 17, m2d * 29); - expected = padded_img; - output = imboxfilt (padded_img); - assert (output, expected, eps); -***** test - input = zeros (3, 3, 3, 3); - input (2,2,:,:) = 9; - expected = ones (3, 3, 3, 3); - output = imboxfilt (input); - assert (output, expected, eps); -***** test - a1 = ones (5); - a2 = ones (5) * 2; - a3 = ones (5) * 3; - a4 = ones (5) * 4; - padded_img = cat (4, a1, a2, a3, a4); - expected = padded_img; - output = imboxfilt (padded_img); - assert (output, expected, eps); -***** test - im = zeros (11); - im(6, 6) = 1; - out = imboxfilt(im, [3, 7]); - assert (sum (out(6,:)), 1/3, eps); - assert (sum (out(:,6)), 1/7, eps); -84 tests, 84 passed, 0 known failure, 0 skipped -[inst/qtdecomp.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/qtdecomp.m -***** demo - full(qtdecomp(eye(8))) - %It finds 2 big blocks of 0 and it decomposes further where 0 and 1 are mixed. -***** # Test if odd-sized limits split -***** assert(full(qtdecomp(eye(5))), reshape([5,zeros(1,24)],5,5)); -***** assert(full(qtdecomp(eye(6))), repmat(reshape([3,zeros(1,8)],3,3),2,2)); -***** # Test 'equal' method -***** test - a=ones(2,2); - b=[2,0;0,0]; - assert(full(qtdecomp(eye(4))), [a,b;b,a]); -***** shared A, B2, B4 - A=[ 1, 4, 2, 5,54,55,61,62; - 3, 6, 3, 1,58,53,67,65; - 3, 6, 3, 1,58,53,67,65; - 3, 6, 3, 1,58,53,67,65; - 23,42,42,42,99,99,99,99; - 27,42,42,42,99,99,99,99; - 23,22,26,25,99,99,99,99; - 22,22,24,22,99,99,99,99]; - B2=[2,0;0,0]; - B4=zeros(4); B4(1,1)=4; -***** test - R=[ones(4,8); [ones(2),B2;ones(2,4)], B4]; - assert(full(qtdecomp(A)), R); - assert(full(qtdecomp(A,0)), R); -***** # Test 'threshold' method -***** test - R=[ones(4,8); [ones(2),B2;B2,ones(2)],B4]; - assert(full(qtdecomp(A,1)), R); -***** test - R=[[B4,[B2,B2;B2,B2]]; [[ones(2),B2;B2,B2],B4]]; - assert(full(qtdecomp(A,10)), R); -***** test - R=[[B4,[B2,B2;B2,B2]]; [[B2,B2;B2,B2],B4]]; - assert(full(qtdecomp(A,10,2)), R); - - assert(full(qtdecomp(A,100,[2, 4])), [B4,B4;B4,B4]); -***** test - f = @(A, c1 = 54, c2 = 0, c3 = 0) (A (1, 1, :) != ((c1+c2+c3) * ones (1, 1, size (A, 3))))(:); - - assert(full(qtdecomp(A,f)),[ones(4),B4;ones(4,8)]); - assert(full(qtdecomp(A,f,54)),[ones(4),B4;ones(4,8)]); - assert(full(qtdecomp(A,f,4,40,10)),[ones(4),B4;ones(4,8)]); -***** test -***** # no params - first_eq=inline("(A(1,1,:)!=(54*ones(1,1,size(A,3))))(:)","A"); - assert(full(qtdecomp(A,first_eq)),[ones(4),B4;ones(4,8)]); -***** test -***** # 1 param - first_eq=inline("(A(1,1,:)!=(c*ones(1,1,size(A,3))))(:)","A","c"); - assert(full(qtdecomp(A,first_eq,54)),[ones(4),B4;ones(4,8)]); -***** test -***** # 3 params - first_eq=inline("(A(1,1,:)!=((c1+c2+c3)*ones(1,1,size(A,3))))(:)","A","c1","c2","c3"); - assert(full(qtdecomp(A,first_eq,4,40,10)),[ones(4),B4;ones(4,8)]); -11 tests, 11 passed, 0 known failure, 0 skipped -[inst/rgb2ycbcr.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/rgb2ycbcr.m -***** test - in(:,:,1) = magic (5); - in(:,:,2) = magic (5); - in(:,:,3) = magic (5); - out(:,:,1) = [31 37 17 23 29 - 36 20 22 28 30 - 19 21 27 33 35 - 25 26 32 34 19 - 25 31 37 18 24]; - out(:,:,2) = 128; - out(:,:,3) = 128; - assert (rgb2ycbcr (uint8 (in)), uint8 (out)); -***** shared cbcr - cbcr = 0.5019607843137255; - out(1:10, 1) = linspace (16/255, 235/255, 10); - out(:, [2 3]) = cbcr; - assert (rgb2ycbcr (gray (10)), out, 0.00001); -***** assert (rgb2ycbcr ([1 1 1]), [0.92157 cbcr cbcr], 0.0001); -***** assert (class (rgb2ycbcr (single (rand (5, 5, 3)))), "single") -3 tests, 3 passed, 0 known failure, 0 skipped -[inst/rgb2lab.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/rgb2lab.m -***** assert (rgb2lab ([0 0 0]), [0, 0, 0], 1e-2) -***** assert (rgb2lab ([1 0 0]), [53.24, 80.09, 67.20], 1e-2) -***** assert (rgb2lab ([1 1 0]), [97.14, -21.55, 94.48], 1e-2) -***** assert (rgb2lab ([0 1 0]), [87.74, -86.18, 83.18], 1e-2) -***** assert (rgb2lab ([0 1 1]), [91.11, -48.09, -14.13], 1e-2) -***** assert (rgb2lab ([0 0 1]), [32.30, 79.19, -107.86], 1e-2) -***** assert (rgb2lab ([1 0 1]), [60.32, 98.24, -60.83], 1e-2) -***** assert (rgb2lab ([1 1 1]), [100, 0.00, 0.00], 1e-2) -***** assert (rgb2lab ([0.5 0.5 0.5]), [53.39, 0.00, 0.00], 1e-2) -***** assert (rgb2lab ([0.75 0 0]), [39.77, 64.51, 54.13], 1e-2) -***** assert (rgb2lab ([0.5 0 0]), [25.42, 47.91, 37.91], 1e-2) -***** assert (rgb2lab ([0.25 0 0]), [9.66, 29.68, 15.24], 1e-2) -***** assert (rgb2lab ([1 0.5 0.5]), [68.11, 48.39, 22.83], 1e-2) -***** assert (rgb2lab ([1.5 1 1]), [111.47, 43.42, 17.98], 1e-2) -***** test - rgb_map = rand (64, 3); - assert (lab2rgb (rgb2lab (rgb_map)), rgb_map, 2e-5); -***** test - rgb_img = rand (64, 64, 3); - assert (lab2rgb (rgb2lab (rgb_img)), rgb_img, 2e-5); -***** assert (rgb2lab (sparse ([0 0 1])), sparse ([32.30, 79.19, -107.86]), 1e-2) -***** assert (rgb2lab (sparse ([0 1 1])), sparse ([91.11, -48.09, -14.13]), 1e-2) -***** assert (rgb2lab (sparse ([1 1 1])), sparse ([100, 0.00, 0.00]), 1e-2) -***** assert (rgb2lab (uint8([255 255 255])), [100, 0.00, 0.00], 1e-2) -***** assert (class (rgb2lab (single([1 1 1]))), 'single') -***** error rgb2lab () -***** error rgb2lab (1,2) -***** error rgb2lab ({1}) -***** error rgb2lab (ones (2,2)) -***** test - rgb = rand (16, 16, 3, 5); - lab = zeros (size (rgb)); - for i = 1:5 - lab(:,:,:,i) = rgb2lab (rgb(:,:,:,i)); - endfor - assert (rgb2lab (rgb), lab) -26 tests, 26 passed, 0 known failure, 0 skipped -[inst/isgray.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/isgray.m -***** assert (isgray ([0 0 1; 1 0 1]), true) -***** assert (isgray (zeros (3)), true) -***** assert (isgray (ones (3)), true) -***** test - a = rand (10); - assert (isgray (a), true); - a(5, 5) = 2; - assert (isgray (a), false); -***** test - a = uint8 (randi (255, 10)); - assert (isgray (a), true); - a = int8 (a); - assert (isgray (a), false); -***** test - a = rand (10); - a(50) = NaN; - assert (isgray (a), true); -***** assert (isgray (rand (5, 5, 1, 4)), true); -***** assert (isgray (rand (5, 5, 3, 4)), false); -***** assert (isgray (rand (5, 5, 3)), false); -***** assert (isgray (rand (5, 5, 1, 3, 4)), false); -***** assert (isgray (rand (5, "single")), true) -***** assert (isgray ([.1 .2 .3; .4 NaN .6; .7 .8 .9]), true) -***** assert (isgray ([.1 .2 .3; NA NaN .6; .7 .8 .9]), true) -***** assert (isgray ([.1 .2 .3; NA .5 .6; .7 .8 .9]), true) -***** assert (isgray (NaN (5)), false) -***** assert (isgray (NA (5)), false) -16 tests, 16 passed, 0 known failure, 0 skipped -[inst/imabsdiff.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imabsdiff.m -***** assert (imabsdiff (uint8 ([23 250]), uint8 ([26 50])), uint8 ([ 3 200])); # default to first class and abs works -***** assert (imabsdiff (uint8 ([23 250]), uint8 ([24 50]), "uint16"), uint16 ([ 1 200])); # defining output class works (not in matlab) -***** assert (imabsdiff (uint8 ([23 250]), uint8 ([24 255]), "int8"), int8 ([ 1 5])); # signed integers kinda work (not in matlab) -***** assert (imabsdiff (logical ([ 1 0]), logical ([ 1 1])), double ([ 0 1])); # return double for two logical images -***** fail ("imabsdiff (uint8 ([23 250]), 30"); # fails subtracting a scalar -***** fail ("imabsdiff (uint8 ([23 250]), uint16 ([23 250]))"); # input need to have same class -6 tests, 6 passed, 0 known failure, 0 skipped -[inst/im2col.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/im2col.m -***** demo - ## Divide A using distinct blocks and then reverse the operation - A = [ 1:10 - 11:20 - 21:30 - 31:40]; - B = im2col (A, [2 5], "distinct") - C = col2im (B, [2 5], [4 10], "distinct") -***** test - a = rand (10); - assert (im2col (a, [5 5]), im2col (a, [5 5], "sliding")) -***** test - a = rand (10); - assert (im2col (a, [5 5]), im2col (a, "indexed", [5 5])) -***** error im2col (rand (20), [2 5], 10) -***** error im2col (rand (20), [2 5], "wrong_block_type") -***** error im2col (rand (10), [5 5], "sliding", 5) -***** error im2col (rand (10), "indexed", [5 5], "sliding", 5) -***** shared B, A, Bs, As, Ap, Bp0, Bp1, Bp0_3s - v = [1:10]'; - r = reshape (v, 2, 5); - B = [v v+20 v+40 v+10 v+30 v+50]; - A = [r r+10; r+20 r+30; r+40 r+50]; - As = [ 1 2 3 4 5 - 6 7 8 9 10 - 11 12 13 14 15]; - b1 = As(1:2, 1:4)(:); - b2 = As(2:3, 1:4)(:); - b3 = As(1:2, 2:5)(:); - b4 = As(2:3, 2:5)(:); - Bs = [b1, b2, b3, b4]; - Ap = A(:, 1:9); - Bp1 = Bp0 = B; - Bp0(9:10, 4:6) = 0; - Bp1(9:10, 4:6) = 1; - Bp0_3s = Bp0; - Bp0_3s(11:30, :) = 0; -***** assert (im2col (A, [2 5], "distinct"), B); -***** assert (im2col (Ap, [2 5], "distinct"), Bp0); -***** assert (im2col (Ap, [2 5 3], "distinct"), Bp0_3s); -***** assert (im2col (Ap, "indexed", [2 5], "distinct"), Bp1); -***** assert (im2col (uint8 (Ap), "indexed", [2 5], "distinct"), uint8 (Bp0)); -***** assert (im2col (uint16 (Ap), "indexed", [2 5], "distinct"), uint16 (Bp0)); -***** assert (im2col (int16 (Ap), "indexed", [2 5], "distinct"), int16 (Bp1)); -***** assert (im2col (uint32 (Ap), "indexed", [2 5], "distinct"), uint32 (Bp1)); -***** assert (im2col (uint8 (A), [2 5], "distinct"), uint8 (B)); -***** assert (im2col (single (A), [2 5], "distinct"), single (B)); -***** assert (im2col (logical (A), [2 5], "distinct"), logical (B)); -***** assert (im2col (uint8 (As), [2 4], "sliding"), uint8 (Bs)); -***** assert (im2col (single (As), [2 4], "sliding"), single (Bs)); -***** assert (im2col (logical (As), [2 4], "sliding"), logical (Bs)); -***** assert (im2col (As, [2 4], "sliding"), Bs); -***** assert (im2col (As, [3 5], "sliding"), As(:)); +[inst/isrgb.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/isrgb.m +***** assert (isrgb ("this is not a RGB image"), false); +***** assert (isrgb (rand (5, 5)), false); +***** assert (isrgb (rand (5, 5, 1, 5)), false); +***** assert (isrgb (rand (5, 5, 3, 5)), true); +***** assert (isrgb (rand (5, 5, 3)), true); +***** assert (isrgb (ones (5, 5, 3)), true); +***** assert (isrgb (ones (5, 5, 3) + eps), false); +***** assert (isrgb (zeros (5, 5, 3) - eps), false); +***** assert (isrgb (rand (5, 5, 3) > 0.5), false); +***** assert (isrgb (randi ([-100 100], 5, 5, 3, "int16")), true) +10 tests, 10 passed, 0 known failure, 0 skipped +[inst/imregionalmax.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imregionalmax.m ***** test - A = randi (9, 10, 9, 5); -***** assert (convn (A, ones (3, 3, 3), "valid"), - reshape (sum (im2col (A, [3 3 3])), [8 7 3])); - - A = randi (9, 10, 9, 5, 7); -***** assert (convn (A, ones (3, 3, 3), "valid"), - reshape (sum (im2col (A, [3 3 3])), [8 7 3 7])); -***** assert (convn (A, ones (3, 4, 3), "valid"), - reshape (sum (im2col (A, [3 4 3])), [8 6 3 7])); -***** assert (convn (A, ones (3, 5, 3, 2), "valid"), - reshape (sum (im2col (A, [3 5 3 2])), [8 5 3 6])); -***** assert (im2col (1:8, [2 1]), zeros (2, 0)) -28 tests, 28 passed, 0 known failure, 0 skipped -[inst/label2rgb.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/label2rgb.m -***** function map = test_colormap (unused) - map = [0 0 0; 0.5 0.5 0.5; 0.125 0.125 0.125]; -***** endfunction -***** shared in, out, cmap - in = [ 0 1 1 0 2 2 0 3 3 - 0 1 1 0 2 2 0 3 3]; - - out = [255 0 0 255 128 128 255 32 32 - 255 0 0 255 128 128 255 32 32]; - out(:,:,2) = out(:,:,3) = out(:,:,1); - out = uint8(out); - - cmap = [0 0 0; 0.5 0.5 0.5; 0.125 0.125 0.125]; -***** assert (label2rgb (in, cmap), out); -***** assert (label2rgb (uint8 (in), cmap), out); -***** assert (label2rgb (in, "test_colormap"), out); -***** assert (label2rgb (in, @test_colormap), out); - - out(find (in == 0)) = 0; -***** assert (label2rgb (in, cmap, "cyan"), out); -***** assert (label2rgb (in, cmap, [0 1 1]), out); + a = [ + 7 3 9 3 10 3 + 4 2 3 10 1 3 + 1 4 6 9 4 10 + 8 7 9 3 4 8 + 5 9 3 3 8 9 + 3 6 9 4 1 10]; - in(1) = 10; -***** error label2rgb (in, cmap); -***** error label2rgb (in, cmap, 89); -***** error label2rgb (in, cmap, "g", "wrong"); -9 tests, 9 passed, 0 known failure, 0 skipped -[inst/fftconvn.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/fftconvn.m -***** function test_shapes (a, b, precision) - shapes = {"valid", "same", "full"}; - for i = 1:3 - shape = shapes{i}; - assert (fftconvn (a, b, shape), convn (a, b, shape), precision); - endfor - assert (fftconvn (a, b), fftconvn (a, b, "full")); -***** endfunction -***** test test_shapes (randi (255, 100), randi (255, 10), 0.1) -***** test test_shapes (randi (255, 100, 100), randi (255, 10, 10), 0.1) -***** test test_shapes (randi (255, 100, 100, 100), randi (255, 10, 10, 10), 0.1) -***** test test_shapes (randi (255, 100, 50, 20), randi (255, 10, 7), 0.1) -***** test test_shapes (randi (255, 100, 50, 20), randi (255, 10), 0.1) -***** test - for s = [55 56 57 58] - test_shapes (randi (255, 200, 200), randi (255, s, s), 0.1) - endfor -***** test - for s = [203 204 205 206] - test_shapes (randi (255, s, s), randi (255, 52, 52), 0.1) - endfor -***** test test_shapes (randi (255, 100, 100, "uint8"), randi (255, 10, 10, "uint8"), 0.1) -***** test test_shapes (randi (255, 100, 100, "uint8"), randi (255, 10, 10), 0.1) -***** test test_shapes (randi (255, 100, 100, "single"), randi (255, 10, 10, "single"), 0.9) -***** test test_shapes (randi (255, 100, 100, "single"), randi (255, 10, 10), 0.9) -11 tests, 11 passed, 0 known failure, 0 skipped -[inst/affine3d.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/affine3d.m -***** test - Sx = 1.2; - Sy = 1.6; - Sz = 2.4; - A = [Sx 0 0 0; 0 Sy 0 0; 0 0 Sz 0; 0 0 0 1]; - tform = affine3d (A); - [X, Y, Z] = transformPointsForward (tform, 5, 10, 3); - assert ([X Y Z], [6 16 7.2], 5*eps) - [U, V, W] = transformPointsInverse (tform, X, Y, Z); - assert ([U V W], [5 10 3], eps) - assert (! isRigid (tform)) - assert (! isTranslation (tform)) - assert (! isSimilarity (tform)) -***** test - A = [3 1 2 0; 4 5 8 0; 6 2 1 0; 0 0 0 1]; - tform = affine3d (A); - [X, Y, Z] = transformPointsForward (tform, 2, 3, 5); - assert (X, 48, eps) - assert (Y, 27, eps) - assert (Z, 33, eps) - [U, V, W] = transformPointsInverse (tform, X, Y, Z); - assert (U, 2, 50*eps) - assert (V, 3, 50*eps) - assert (W, 5, 50*eps) - assert (! isRigid (tform)) - assert (! isTranslation (tform)) - assert (! isSimilarity (tform)) -***** test - A = [1 0 0 0; 0 1 0 0; 0 0 1 0; 5 10 1 1]; - tform = affine3d (A); - X = transformPointsForward (tform, [1 2 3; 4 5 6; 7 8 9]); - assert (round (X), [6, 12, 4; 9, 15, 7; 12, 18, 10]) - U = transformPointsInverse (tform, X); - assert (round (U), [1 2 3; 4 5 6; 7 8 9]) - assert (isRigid (tform)) - assert (isTranslation (tform)) - assert (isSimilarity (tform)) -***** test - Sx = 1.2; - Sy = 1.6; - Sz = 2.4; - A = [Sx 0 0 0; 0 Sy 0 0; 0 0 Sz 0; 0 0 0 1]; - tform = affine3d (A); - [xlim, ylim, zlim] = outputLimits (tform, [1 128], [1 128], [1 27]); - assert (xlim, [ 1.2000 153.6000],1e-8) - assert (ylim, [1.6000 204.8000], 1e-8) - assert (zlim, [2.4000 64.8000], 1e-8) -***** error affine3d (1, 2) -***** error outputLimits (affine2d()) -***** test - a = 23; - M = [cosd(a) 0 sind(a) 0; - 0 1 0 0; - -sind(a) 0 cosd(a) 0; - 0 0 0 1]; - tform = affine3d (M); - tform2 = invert (tform); - assert (tform.T * tform2.T, diag([1 1 1 1]), eps); + a4 = [ + 1 0 1 0 1 0 + 0 0 0 1 0 0 + 0 0 0 0 0 1 + 1 0 1 0 0 0 + 0 1 0 0 0 0 + 0 0 1 0 0 1]; + assert (imregionalmax (a, 4), logical (a4)) + a8 = [ + 1 0 0 0 1 0 + 0 0 0 1 0 0 + 0 0 0 0 0 1 + 0 0 0 0 0 0 + 0 0 0 0 0 0 + 0 0 0 0 0 1]; + assert (imregionalmax (a, 8), logical (a8)) + assert (imregionalmax (a), logical (a8)) ***** test - tform = affine3d; - assert (tform.T, eye (4)) - assert (tform.Dimensionality, 3) -8 tests, 8 passed, 0 known failure, 0 skipped + ## test float input images + im0 = peaks (); + im1 = im0 ./ 100; + max_pos_expected = [1000; 1214; 1691; 2353]; + max0 = imregionalmax (im0); + max0_pos = find (max0); + max1 = imregionalmax (im1); + assert (max1, max0) + assert (max0_pos, max_pos_expected) +2 tests, 2 passed, 0 known failure, 0 skipped +[inst/getrangefromclass.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/getrangefromclass.m +***** shared img + img = ones (5); +***** assert (getrangefromclass (double (img)), [0 1]); # double returns [0 1] +***** assert (getrangefromclass (single (img)), [0 1]); # single returns [0 1] +***** assert (getrangefromclass (logical (img)), [0 1]); # logical returns [0 1] +***** assert (getrangefromclass (int8 (img)), [-128 127]); # checks int +***** assert (getrangefromclass (uint8 (img)), [0 255]); # checks unit +***** fail ("getrangefromclass ('string')"); # fails with strings +***** fail ("getrangefromclass ({3, 4})"); # fails with cells +7 tests, 7 passed, 0 known failure, 0 skipped [inst/radon.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/radon.m ***** test @@ -6831,514 +5775,325 @@ ***** error radon (ones (2, 2), 'xxx'); 6 tests, 6 passed, 0 known failure, 0 skipped -[inst/imdivide.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imdivide.m -***** assert (imdivide (uint8 ([23 250]), uint8 ([ 2 50])), uint8 ([ 12 5])); # default to first class -***** assert (imdivide (uint8 ([56 255]), uint8 ([ 0 0])), uint8 ([255 255])); # dividing by zero works (tested in matlab) -***** assert (imdivide (uint8 ([23 250]), 2), uint8 ([ 12 125])); # works subtracting a scalar -***** assert (imdivide (uint8 ([23 250]), uint8 ([ 2 50]), "uint16"), uint16 ([ 12 5])); # defining output class works (not in matlab) -***** assert (imdivide (logical ([1 1 0 0]), logical ([1 0 1 0])), double ([1 Inf 0 NaN])); # dividing logical matrix (tested in matlab) -***** fail ("imdivide (uint8 ([23 250]), uint16 ([23 250]))"); # input needs to have same class -6 tests, 6 passed, 0 known failure, 0 skipped -[inst/integralImage3.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/integralImage3.m -***** test - assert (integralImage3 (zeros (4)), zeros (5, 5, 2)); -***** test - J_res = zeros (2, 2, 2); - J_res(2, 2, 2) = 10; - assert (integralImage3 (10), J_res); -***** test - J = integralImage3 (10); - assert (class (J), "double"); - J = integralImage3 (uint8 (10)); - assert (class (J), "double"); -***** test - I = [1, 2; 3, 4]; - J = integralImage3 (I); - J_res = zeros (3, 3, 2); - J_res(2:3, 2:3, 2) = [1 3; 4 10]; - assert (J, J_res) +[inst/im2int16.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/im2int16.m +***** assert (im2int16 (int16 ([-2 2 3])), int16 ([-2 2 3])); +***** assert (im2int16 (uint16 ([0 65535])), int16 ([-32768 32767])); +***** assert (im2int16 ([false true]), int16 ([-32768 32767])); +***** assert (im2int16 ([true false]), int16 ([32767 -32768])); +***** assert (im2int16 (uint8 ([0 127 128 255])), int16 ([-32768 -129 128 32767])); +***** assert (im2int16 ([0 1.4/65535 1.5/65535 2/65535 1]), int16 ([-32768 -32767 -32766 -32766 32767])); +***** assert (im2int16 ([0 0.5 1]), int16 ([-32768 0 32767])); +***** assert (im2int16 ([-1 0 1 2]), int16 ([-32768 -32768 32767 32767])); +***** error im2int16 ([1 2], "indexed"); +9 tests, 9 passed, 0 known failure, 0 skipped +[inst/bwhitmiss.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/bwhitmiss.m ***** test - I1 = [1, 2; 3, 4]; - I2 = [5, 6; 7, 8]; - I3 = [9, 10; 11, 12]; - I = cat (3, I1, I2, I3); - J = integralImage3 (I); - J2 = [0 0 0; 0 1 3; 0 4 10]; - J3 = [0 0 0; 0 6 14; 0 16 36]; - J4 = [0 0 0; 0 15 33; 0 36 78]; - J_res = cat (3, zeros (3), J2, J3, J4); - assert (J, J_res) -***** test - I = magic (5); - J = integralImage3 (I); - J_res = zeros (6, 6, 2); - J_res(:, :, 2) = [0 0 0 0 0 0; - 0 17 41 42 50 65; - 0 40 69 77 99 130; - 0 44 79 100 142 195; - 0 54 101 141 204 260; - 0 65 130 195 260 325]; - assert (J, J_res) -***** # test of 3d input image: -***** test - K = magic (8); - K = reshape (K, [4 4 4]); - L = integralImage3 (K); - L1_ML = zeros (5); - L2_ML = [0 0 0 0 0; - 0 64 96 98 132; - 0 73 146 203 260; - 0 90 212 316 388; - 0 130 260 390 520]; - L3_ML = [0 0 0 0 0; - 0 67 134 197 260; - 0 130 260 390 520; - 0 193 386 583 780; - 0 260 520 780 1040]; - L4_ML = [0 0 0 0 0; - 0 127 222 291 392; - 0 203 406 593 780; - 0 287 606 903 1168; - 0 390 780 1170 1560]; - L5_ML = [0 0 0 0 0; - 0 134 268 394 520; - 0 260 520 780 1040; - 0 386 772 1166 1560; - 0 520 1040 1560 2080]; - L_ML = cat (3, L1_ML, L2_ML, L3_ML, L4_ML, L5_ML); - assert (L, L_ML) -***** # test of 2d input image: -***** test - X = ones (3); - Y = integralImage3 (X); - Y_ML = zeros (4, 4, 2); - Y_ML(:, :, 2) = [0 0 0 0; 0 1 2 3; 0 2 4 6; 0 3 6 9]; - assert(Y, Y_ML); -***** error id=Octave:invalid-fun-call - integralImage3 (); -***** error id=Octave:invalid-fun-call - integralImage3 (zeros (3), zeros (3)); -***** error - integralImage3 ("abcd"); -***** error - integralImage3 (1+i); -***** error - integralImage3 (reshape (1:81, 3, 3, 3, 3)); -13 tests, 13 passed, 0 known failure, 0 skipped -[inst/deconvwnr.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/deconvwnr.m -***** shared im0, psf0, im0_out, psf1, im2, out2_0, out2_1, im3 - im0 = ones (5, 5); - psf0 = ones (3, 3); - im0_out = 0.11111 .* ones (5, 5); - psf1 = [1 0 0; 0 1 0; 0 0 1]; - im2 = checkerboard (2, 2, 2); - out2_0 = [ - -0.4713 -0.2786 0.4229 0.5161 -0.2759 -0.4685 0.5131 0.4199; - -0.4713 -0.2786 0.4229 0.5161 -0.2759 -0.4685 0.5131 0.4199; - 0.5161 0.4229 -0.2786 -0.4713 0.4199 0.5131 -0.4685 -0.2759; - 0.5161 0.4229 -0.2786 -0.4713 0.4199 0.5131 -0.4685 -0.2759; - -0.4713 -0.2786 0.4229 0.5161 -0.2759 -0.4685 0.5131 0.4199; - -0.4713 -0.2786 0.4229 0.5161 -0.2759 -0.4685 0.5131 0.4199; - 0.5161 0.4229 -0.2786 -0.4713 0.4199 0.5131 -0.4685 -0.2759; - 0.5161 0.4229 -0.2786 -0.4713 0.4199 0.5131 -0.4685 -0.2759]; - out2_1 = [ - -0.0000 0.8481 0.4288 -0.4194 0.0000 0.2765 0.1373 -0.1392; - 0.5623 -0.0000 -0.4194 0.1429 0.5623 0.0000 -0.1392 0.4231; - 0.1429 -0.4194 0 0.5623 0.4231 -0.1392 0 0.5623; - -0.4194 0.4288 0.8481 0 -0.1392 0.1373 0.2765 0; - -0.0000 0.8481 0.4288 -0.4194 0.0000 0.2765 0.1373 -0.1392; - 0.5623 -0.0000 -0.4194 0.1429 0.5623 0.0000 -0.1392 0.4231; - 0.1429 -0.4194 0 0.5623 0.4231 -0.1392 0 0.5623; - -0.4194 0.4288 0.8481 0 -0.1392 0.1373 0.2765 0]; - im3 = rot90 (diag (0.5.*ones (1,8)) + diag (ones(1,7), 1)); -***** error deconvwnr () -***** error deconvwnr (ones (5)) -***** assert (deconvwnr (ones (5), ones (3))) -***** assert (deconvwnr (ones (5), ones (3), 0.7)) -***** assert (deconvwnr (ones (5), ones (3), 0.5 .* ones (5))) -***** assert (deconvwnr (ones (5, 5, 5), ones (3))) -***** error deconvwnr (ones (5), ones (3), -0.7) -***** error - deconvwnr (ones (5), ones (7)) -***** error - deconvwnr (ones (5, 8, 2), ones (6, 5)) -***** assert (deconvwnr (im0, psf0), im0_out, 1e-5) -***** assert (deconvwnr (im0, single (psf0)), im0_out, 1e-5) -***** assert (class (deconvwnr (im0, psf0)), "double") -***** assert (deconvwnr (single (im0), psf0), single (im0_out), 1e-5) -***** assert (class (deconvwnr (single (im0), psf0)), "single") -***** assert (deconvwnr (im2uint8 (im0), psf0), im2uint8 (im0_out)) -***** assert (class (deconvwnr (im2uint8 (im0), psf0)), "uint8") -***** assert (deconvwnr (im2uint16 (im0), psf0), im2uint16 (im0_out)) -***** assert (class (deconvwnr (im2uint16 (im0), psf0)), "uint16") -***** assert (deconvwnr (im2int16 (im0), psf0), im2int16 (im0_out)) -***** assert (class (deconvwnr (im2int16 (im0), psf0)), "int16") -***** error deconvwnr (true (5), ones (3)) -***** test - assert (deconvwnr (im0, psf0, 0.01), im0_out, 1e-4) - assert (deconvwnr (im0, psf1, 0.01), 0.333.*ones (5), 1e-4) -***** test - im1 = magic (5)./25; - out1_0 = [ - -0.0820 0.5845 -0.4293 0.2372 -0.0214; - 0.6241 -0.5877 0.2768 0.0182 -0.0424; - -0.5481 0.3164 0.0578 -0.2009 0.6637; - 0.1580 0.0974 -0.1613 0.7033 -0.5085; - 0.1370 -0.1217 0.5449 -0.4689 0.1976]; - out1_1 = [ - -0.2959 -0.1363 0.4038 0.7595 0.1347; - -0.0191 0.3269 0.8768 0.0559 -0.3748; - 0.2481 0.7979 0.1731 -0.4517 0.0982; - 0.7210 0.2904 -0.5305 0.0194 0.3654; - 0.2116 -0.4132 -0.0575 0.4826 0.6422]; - assert (deconvwnr (im1, psf0, 0.01), out1_0, 1e-4) - assert (deconvwnr (im1, psf1, 0.01), out1_1, 1e-4) + bw1 = repmat ([0 1 0 1 1], [3 1]); + bw2 = repmat ([0 1 0 0 0], [3 1]); + assert (bwhitmiss (bw1, [1; 0; 1], [1 0 1]), logical (bw2)) + assert (bwhitmiss (bw1, [0 1 0; -1 0 -1; 0 1 0]), logical (bw2)) +1 test, 1 passed, 0 known failure, 0 skipped +[inst/iradon.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/iradon.m +***** assert (iradon (single ([0; 1; 1; 0]), 90)); +***** assert (iradon (double ([0; 1; 1; 0]), 90)); +***** assert (iradon (int8 ([0; 1; 1; 0]), 90)); +***** assert (iradon (int16 ([0; 1; 1; 0]), 90)); +***** assert (iradon (int32 ([0; 1; 1; 0]), 90)); +***** assert (iradon (int64 ([0; 1; 1; 0]), 90)); +***** assert (iradon (uint8 ([0; 1; 1; 0]), 90)); +***** assert (iradon (uint16 ([0; 1; 1; 0]), 90)); +***** assert (iradon (uint32 ([0; 1; 1; 0]), 90)); +***** assert (iradon (uint64 ([0; 1; 1; 0]), 90)); +***** assert (iradon (logical ([0; 1; 1; 0]), 90)); +***** assert (iradon (ones (5), 1:5)); +***** assert (iradon (ones (5), 1:5, 'nearest')); +***** assert (iradon (ones (5), 1:5, 'linear')); +***** assert (iradon (ones (5), 1:5, 'spline')); +***** assert (iradon (ones (5), 1:5, 'pchip')); +***** assert (iradon (ones (5), 1:5, 'linear', 'None')); +***** assert (iradon (ones (5), 1:5, 'linear', 'Ram-Lak')); +***** assert (iradon (ones (5), 1:5, 'linear', 'Shepp-Logan')); +***** assert (iradon (ones (5), 1:5, 'linear', 'Cosine')); +***** assert (iradon (ones (5), 1:5, 'linear', 'Hamming')); +***** assert (iradon (ones (5), 1:5, 'linear', 'Hann')); +***** assert (iradon (ones (5), 1:5, 'linear', 'None', 0.45)); +***** assert (iradon (ones (5), 1:5, 'linear', 'None', 0.45, 5)); ***** test - assert (deconvwnr (im2, psf0, 0.01), out2_0, 1e-4) - assert (deconvwnr (im2, psf1, 0.01), out2_1, 1e-4) + [R, F] = iradon (ones (5), 1:5); + assert(isvector(F)); + assert(ismatrix(R)); +***** error iradon (); +***** error iradon ('xxx'); +***** error iradon (ones (2), 'xxx'); +***** error iradon (ones (5), 1:5, 'foo'); +***** error iradon (ones (5), 1:5, 'linear', 'foo'); +***** error iradon (ones (5), 1:5, 'linear', 'none', 'foo'); +***** error iradon (ones (5), 1:5, 'linear', 'none', 0.65, 'foo'); ***** test - out3_0_x = [ - -1.1111 1.0556 -0.4444 -0.1111 0.5556 -0.9444 0.8889 0.0556; - 1.0556 -0.7778 0.2222 0.5556 -1.2778 1.2222 0.0556 -0.7778; - -0.4444 0.2222 0.2222 -0.9444 1.2222 -0.2778 -0.4444 0.7222; - -0.1111 0.5556 -0.9444 0.8889 0.0556 -0.4444 0.3889 -0.4444; - 0.5556 -1.2778 1.2222 0.0556 -0.7778 0.7222 -0.4444 0.2222; - -0.9444 1.2222 -0.2778 -0.4444 0.7222 -0.7778 0.5556 0.2222; - 0.8889 0.0556 -0.4444 0.3889 -0.4444 0.5556 -0.1111 -0.9444; - 0.0556 -0.7778 0.7222 -0.4444 0.2222 0.2222 -0.9444 1.2222]; - out3_0_01 = [ - -0.5064 0.2140 0.1101 -0.0993 0.0297 -0.1942 0.3223 0.0772; - 0.2140 -0.0659 0.0375 0.0891 -0.4109 0.4783 0.2202 -0.2860; - 0.1101 0.0375 -0.0525 -0.3208 0.5721 0.0034 -0.1743 0.0939; - -0.0993 0.0891 -0.3208 0.4624 0.0936 -0.1150 -0.1395 -0.0135; - 0.0297 -0.4109 0.5721 0.0936 -0.2566 -0.0027 0.1101 0.1341; - -0.1942 0.4783 0.0034 -0.1150 -0.0027 -0.0659 0.2542 -0.0819; - 0.3223 0.2202 -0.1743 -0.1395 0.1101 0.2542 -0.3023 -0.3371; - 0.0772 -0.2860 0.0939 -0.0135 0.1341 -0.0819 -0.3371 0.6794]; - out3_0_00001 = [ - -1.1087 1.0520 -0.4419 -0.1112 0.5532 -0.9410 0.8864 0.0557; - 1.0520 -0.7746 0.2213 0.5537 -1.2742 1.2190 0.0565 -0.7759; - -0.4419 0.2213 0.2211 -0.9418 1.2196 -0.2767 -0.4433 0.7195; - -0.1112 0.5537 -0.9418 0.8870 0.0557 -0.4428 0.3864 -0.4425; - 0.5532 -1.2742 1.2196 0.0557 -0.7755 0.7188 -0.4419 0.2220; - -0.9410 1.2190 -0.2767 -0.4428 0.7188 -0.7746 0.5544 0.2206; - 0.8864 0.0565 -0.4433 0.3864 -0.4419 0.5544 -0.1121 -0.9418; - 0.0557 -0.7759 0.7195 -0.4425 0.2220 0.2206 -0.9418 1.2201]; - out3_0_3 = [ - -0.0893 -0.0089 0.0446 -0.0357 -0.0268 0.0268 0.0893 0.0446; - -0.0089 0.0223 -0.0089 -0.0357 -0.0089 0.1473 0.1161 0.0179; - 0.0446 -0.0089 -0.0357 -0.0089 0.1607 0.0804 -0.0089 -0.0357; - -0.0357 -0.0357 -0.0089 0.1652 0.0804 -0.0179 -0.0714 0.0045; - -0.0268 -0.0089 0.1607 0.0804 -0.0179 -0.0446 0.0446 -0.0000; - 0.0268 0.1473 0.0804 -0.0179 -0.0446 0.0223 0.0268 -0.0000; - 0.0893 0.1161 -0.0089 -0.0714 0.0446 0.0268 -0.1071 -0.0446; - 0.0446 0.0179 -0.0357 0.0045 0.0000 -0.0000 -0.0446 0.1652]; - out3_1_x = [ - -0.3333 0.1667 -0.6667 -0.3333 0.3333 0.1667 0.3333 0.1667; - 0.1667 -0.3333 -0.3333 0.3333 0.1667 0.3333 0.1667 0.3333; - -0.6667 -0.3333 0.6667 0.1667 0.3333 0.1667 0.3333 0.1667; - -0.3333 0.3333 0.1667 -0.3333 0.1667 0.3333 0.1667 -0.6667; - 0.3333 0.1667 0.3333 0.1667 0.6667 0.1667 -0.6667 -0.3333; - 0.1667 0.3333 0.1667 0.3333 0.1667 -0.3333 -0.3333 0.3333; - 0.3333 0.1667 0.3333 0.1667 -0.6667 -0.3333 -0.3333 0.1667; - 0.1667 0.3333 0.1667 -0.6667 -0.3333 0.3333 0.1667 0.6667]; - out3_1_01 = [ - -0.1868 0.1548 -0.5994 -0.2997 0.3097 0.1548 0.3097 0.1548; - 0.1548 -0.2997 -0.2997 0.3097 0.1548 0.3097 0.1548 0.3097; - -0.5994 -0.2997 0.4965 0.1548 0.3097 0.1548 0.3097 0.1548; - -0.2997 0.3097 0.1548 -0.1247 0.1548 0.3097 0.1548 -0.5994; - 0.3097 0.1548 0.3097 0.1548 0.4965 0.1548 -0.5994 -0.2997; - 0.1548 0.3097 0.1548 0.3097 0.1548 -0.2997 -0.2997 0.3097; - 0.3097 0.1548 0.3097 0.1548 -0.5994 -0.2997 -0.1868 0.1548; - 0.1548 0.3097 0.1548 -0.5994 -0.2997 0.3097 0.1548 0.4343]; - out3_1_00001 = [ - -0.3331 0.1667 -0.6666 -0.3333 0.3333 0.1667 0.3333 0.1667; - 0.1667 -0.3333 -0.3333 0.3333 0.1667 0.3333 0.1667 0.3333; - -0.6666 -0.3333 0.6664 0.1667 0.3333 0.1667 0.3333 0.1667; - -0.3333 0.3333 0.1667 -0.3330 0.1667 0.3333 0.1667 -0.6666; - 0.3333 0.1667 0.3333 0.1667 0.6664 0.1667 -0.6666 -0.3333; - 0.1667 0.3333 0.1667 0.3333 0.1667 -0.3333 -0.3333 0.3333; - 0.3333 0.1667 0.3333 0.1667 -0.6666 -0.3333 -0.3331 0.1667; - 0.1667 0.3333 0.1667 -0.6666 -0.3333 0.3333 0.1667 0.6663]; - out3_1_3 = [ - -0.0089 0.0625 -0.1250 -0.0625 0.1250 0.0625 0.1250 0.0625; - 0.0625 -0.0625 -0.0625 0.1250 0.0625 0.1250 0.0625 0.1250; - -0.1250 -0.0625 0.1339 0.0625 0.1250 0.0625 0.1250 0.0625; - -0.0625 0.1250 0.0625 0.0982 0.0625 0.1250 0.0625 -0.1250; - 0.1250 0.0625 0.1250 0.0625 0.1339 0.0625 -0.1250 -0.0625; - 0.0625 0.1250 0.0625 0.1250 0.0625 -0.0625 -0.0625 0.1250; - 0.1250 0.0625 0.1250 0.0625 -0.1250 -0.0625 -0.0089 0.0625; - 0.0625 0.1250 0.0625 -0.1250 -0.0625 0.1250 0.0625 0.0268]; - assert (deconvwnr (im3, psf0), out3_0_x, 1e-4) - assert (deconvwnr (im3, psf0, 0.1), out3_0_01, 1e-4) - assert (deconvwnr (im3, psf0, 0.0001), out3_0_00001, 1e-4) - assert (deconvwnr (im3, psf0, 3), out3_0_3, 1e-4) - assert (deconvwnr (im3, psf1), out3_1_x, 1e-4) - assert (deconvwnr (im3, psf1, 0.1), out3_1_01, 1e-4) - assert (deconvwnr (im3, psf1, 0.0001), out3_1_00001, 1e-4) - assert (deconvwnr (im3, psf1, 3), out3_1_3, 1e-4) + A = iradon([0; 1; 1; 0], 90); + A_matlab = 0.4671 .* ones (2); + assert (A, A_matlab, 0.02); # as Matlab compatible as iradon outputs currently get ***** test - im_rgb = cat (3, im2, im3, magic (8)./64); - out_rgb_0(:, :, 1) = out2_0; - out_rgb_0(:, :, 2) = [ - -0.9255 0.7869 -0.2553 -0.1154 0.3801 -0.6906 0.7000 0.0651; - 0.7869 -0.5407 0.1534 0.4141 -1.0064 0.9816 0.1222 -0.6335; - -0.2553 0.1534 0.1343 -0.7453 1.0211 -0.1936 -0.3586 0.5209; - -0.1154 0.4141 -0.7453 0.7468 0.0675 -0.3247 0.2023 -0.2996; - 0.3801 -1.0064 1.0211 0.0675 -0.6045 0.4711 -0.2553 0.2032; - -0.6906 0.9816 -0.1936 -0.3247 0.4711 -0.5407 0.4692 0.1052; - 0.7000 0.1222 -0.3586 0.2023 -0.2553 0.4692 -0.1868 -0.7477; - 0.0651 -0.6335 0.5209 -0.2996 0.2032 0.1052 -0.7477 1.0630]; - out_rgb_0(:, :, 3) = [ - -0.8118 0.8805 0.8341 -0.7963 -0.6343 0.8222 0.7757 -0.6188; - 0.5720 -0.4151 -0.3687 0.5565 0.3945 -0.3567 -0.3103 0.3791; - 0.2007 -0.0438 0.0026 0.1852 0.0232 0.0146 0.0610 0.0078; - -0.6880 0.7568 0.7104 -0.6725 -0.5105 0.6984 0.6520 -0.4951; - 0.6079 -0.5392 -0.5856 0.6234 0.7854 -0.5975 -0.6439 0.8008; - 0.1051 0.0519 0.0983 0.0896 -0.0724 0.1102 0.1566 -0.0879; - -0.2662 0.4231 0.4696 -0.2817 -0.4437 0.4815 0.5279 -0.4592; - 0.7317 -0.6629 -0.7093 0.7471 0.9091 -0.7213 -0.7677 0.9246]; - out_rgb_1(:, :, 1) = out2_1; - out_rgb_1(:, :, 2) = [ - -0.3110 0.1654 -0.6593 -0.3297 0.3308 0.1654 0.3308 0.1654; - 0.1654 -0.3297 -0.3297 0.3308 0.1654 0.3308 0.1654 0.3308; - -0.6593 -0.3297 0.6418 0.1654 0.3308 0.1654 0.3308 0.1654; - -0.3297 0.3308 0.1654 -0.3016 0.1654 0.3308 0.1654 -0.6593; - 0.3308 0.1654 0.3308 0.1654 0.6418 0.1654 -0.6593 -0.3297; - 0.1654 0.3308 0.1654 0.3308 0.1654 -0.3297 -0.3297 0.3308; - 0.3308 0.1654 0.3308 0.1654 -0.6593 -0.3297 -0.3110 0.1654; - 0.1654 0.3308 0.1654 -0.6593 -0.3297 0.3308 0.1654 0.6323]; - out_rgb_1(:, :, 3) = [ - -0.0240 0.3338 0.3335 0.0329 0.0344 0.1564 0.3942 0.0913; - 0.7871 0.6512 -0.5394 -0.2225 0.7287 0.5905 -0.3619 -0.2809; - 0.1333 -0.7196 0.2335 1.0291 0.0749 -0.5421 0.1728 0.9708; - -0.2201 0.4109 0.6487 -0.1632 -0.1617 0.4716 0.4713 -0.1048; - 0.4430 -0.1331 -0.1334 0.4999 0.5014 -0.3106 -0.0727 0.5582; - -0.6326 0.1654 0.8803 0.2633 -0.6910 0.1047 1.0577 0.2049; - 0.6191 0.7001 -0.2523 -0.3905 0.5607 0.8776 -0.3130 -0.4489; - 0.2469 -0.0561 0.1818 0.3038 0.3052 0.0047 0.0043 0.3621]; - assert (deconvwnr (im_rgb, psf0, 0.01), out_rgb_0, 1e-4) - assert (deconvwnr (im_rgb, psf1, 0.01), out_rgb_1, 1e-4) + A = iradon (radon (ones (2, 2), 0:5), 0:5, "nearest", "none"); + A_matlab = [1, 1, 1, 1]' * [0.4264, 2.7859, 2.7152, 0.3557]; + assert (A, A_matlab, 0.0001); ***** test - ## Test that psf and nsr can be of class single, but are usually - ## internally as doubles. Matlab requires everything all to be - ## double so this is Matlab incompatible behaviour by design. - nsr = 0.1; - psf1_recast = double (single (psf1)); - nsr_recast = double (single (0.1)); - deconvolved = deconvwnr (im2, psf1_recast, nsr_recast); - assert (deconvwnr (im2, single (psf1), single (nsr)), deconvolved, 2e-16) - assert (deconvwnr (im2, single (psf1), nsr_recast), deconvolved, 2e-16) - assert (deconvwnr (im2, psf1_recast, single (nsr)), deconvolved, 2e-16) + P = phantom (128); + R = radon (P, 0:179); + + IR = iradon (R, 0:179, [], [], [], 128); # (errors in Matlab because of []s) + D = P - IR; + maxdiff = max (abs (D(:))); + maxdiff_matlab = 0.3601; + assert (maxdiff, maxdiff_matlab, 0.002); + meandiff = mean (abs (D(:))); + meandiff_matlab = 0.0218; + assert (meandiff, meandiff_matlab, 0.001); + + filtername = "None"; + IR = iradon (R, 0:179, [], filtername, [], 128); + D = P - IR; + maxdiff = max (abs (D(:))); + maxdiff_matlab = 36.5671; + assert (maxdiff, maxdiff_matlab, 0.0001); + meandiff = mean (abs (D(:))); + meandiff_matlab = 24.6302; + assert (meandiff, meandiff_matlab, 0.0001); + + filtername = "Ram-Lak"; # is same as default + IR = iradon (R, 0:179, [], filtername, [], 128); + D = P - IR; + maxdiff = max (abs (D(:))); + maxdiff_matlab = 0.3601; + assert (maxdiff, maxdiff_matlab, 0.002); + meandiff = mean (abs (D(:))); + meandiff_matlab = 0.0218; + assert (meandiff, meandiff_matlab, 0.001); + + filtername = "Hamming"; + IR = iradon (R, 0:179, [], filtername, [], 128); + D = P - IR; + maxdiff = max (abs (D(:))); + maxdiff_matlab = 0.5171; + assert (maxdiff, maxdiff_matlab, 0.005); + meandiff = mean (abs (D(:))); + meandiff_matlab = 0.0278; + assert (meandiff, meandiff_matlab, 0.003); + + filtername = "Shepp-Logan"; + IR = iradon (R, 0:179, [], filtername, [], 128); + D = P - IR; + maxdiff = max (abs (D(:))); + maxdiff_matlab = 0.3941; + assert (maxdiff, maxdiff_matlab, 0.005); + meandiff = mean (abs (D(:))); + meandiff_matlab = 0.0226; + assert (meandiff, meandiff_matlab, 0.0015); + + filtername = "Cosine"; + IR = iradon (R, 0:179, [], filtername, [], 128); + D = P - IR; + maxdiff = max (abs (D(:))); + maxdiff_matlab = 0.4681; + assert (maxdiff, maxdiff_matlab, 0.005); + meandiff = mean (abs (D(:))); + meandiff_matlab = 0.0249; + assert (meandiff, meandiff_matlab, 0.002); + + filtername = "Hann"; + IR = iradon (R, 0:179, [], filtername, [], 128); + D = P - IR; + maxdiff = max (abs (D(:))); + maxdiff_matlab = 0.5334; + assert (maxdiff, maxdiff_matlab, 0.005); + meandiff = mean (abs (D(:))); + meandiff_matlab = 0.0285; + assert (meandiff, meandiff_matlab, 0.0025); ***** demo - I = phantom (); - figure, imshow (I); - title ("Original image"); - psf = fspecial ("motion", 30, 15); - blurred = imfilter (I, psf, "conv"); - figure, imshow (blurred); - title ("Image with added motion blur"); - var_noise = 0.00005; - blurred_noisy = imnoise (blurred, "gaussian", 0, var_noise); - figure, imshow (blurred_noisy); - title ("Image with motion blur and added Gaussian noise"); - estimated_nsr = var_noise / (var(blurred_noisy(:)) - var_noise); - J = deconvwnr (blurred_noisy, psf, estimated_nsr); - figure, imshow (J) - title ({"restored image after Wiener deconvolution", - "with known PSF and estimated NSR"}); -27 tests, 27 passed, 0 known failure, 0 skipped -[inst/imsmooth.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imsmooth.m -***** test - ## checking Bilateral Filter + P = phantom (); + figure, imshow (P, []), title ("Original image") + projections = radon (P, 0:179); + reconstruction = iradon (projections, 0:179, 'Spline', 'Hann'); + figure, imshow (reconstruction, []), title ("Reconstructed image") +35 tests, 35 passed, 0 known failure, 0 skipped +[inst/applylut.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/applylut.m +***** demo + lut = makelut (@(x) sum (x (:)) >= 3, 3); + S = applylut (eye (5), lut); + disp (S) + ## Everything should be 0 despite a diagonal which doesn't reach borders. +***** assert (prod (applylut (eye (3), makelut (@(x) x(1) == 1, 2)) == eye (3)), [1 1 1]); +***** assert (prod (applylut (eye (3), makelut (@(x) x(2,2) == 1, 3)) == eye (3)), [1 1 1]); +***** assert (prod (applylut (eye (3), makelut (@(x) x(3,3) == 1, 3)) == + applylut (eye (3), makelut (@(x) x(2,2) == 1, 2))), + [1 1 1]); +3 tests, 3 passed, 0 known failure, 0 skipped +[inst/imbothat.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imbothat.m +***** assert (imbothat (ones (3), [1 1; 0 1]), zeros (3)); +***** assert (imbothat (true (3), [1 1; 0 1]), false (3)); +***** shared in, out, se + in = [ 0 0 0 1 1 1 0 0 1 1 + 0 1 0 1 1 1 0 0 0 1 + 1 1 1 1 1 0 0 0 0 0 + 0 1 1 1 1 0 0 0 0 0 + 0 0 0 1 0 0 0 0 1 0 + 0 0 0 0 0 0 0 1 1 1 + 0 0 0 0 1 0 1 0 1 0 + 0 0 0 1 1 1 1 1 0 0 + 0 0 0 0 1 1 1 0 0 0 + 0 0 0 1 1 1 0 0 0 0]; - ## constant image remain the same after Bilateral Filter - A = uint8(255*ones(128,128)); - B = uint8(imsmooth(A, 'Bilateral', 2, 10)); - assert (A,B); + out = [ 1 1 1 0 0 0 1 1 0 0 + 1 0 1 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 1 + 1 0 0 0 0 0 0 0 0 1 + 0 0 0 0 1 0 0 0 0 1 + 0 0 0 1 1 1 1 0 0 0 + 0 0 0 1 0 1 0 1 0 1 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 1 0 0 0 0 0 0 + 0 0 0 0 0 0 1 0 0 0]; +***** assert (imbothat (logical (in), ones (3)), logical (out)); - ## Bilateral Filter does not smear outlayers - A = zeros(256,256); - A(128,128) = 256; - ## bilateral filter does not smear outlayers - B = imsmooth(A, 'Bilateral', 2, 10); - assert (A,B,1.e-140); + out = [ 7 0 15 8 1 6 0 13 6 24 + 0 8 9 2 0 0 16 7 0 23 + 89 7 0 41 39 7 12 7 0 23 + 8 1 69 40 58 1 6 2 0 43 + 7 0 63 59 52 0 0 0 14 32 + 62 55 6 7 0 7 0 23 16 1 + 56 74 0 2 0 0 16 14 7 0 + 0 73 69 0 0 19 15 8 1 0 + 8 6 0 0 6 13 9 2 0 6 + 7 0 0 19 0 14 7 0 23 0]; +***** assert (imbothat (magic (10), ones (3)), out); +***** assert (imbothat (uint8 (magic (10)), strel ("square", 3)), uint8 (out)); - ## When sigma_r is large the filter behaves almost - ## like the isotropic Gaussian filter + ## using a se that will be decomposed in 2 pieces + out =[ 7 0 87 66 59 7 0 19 12 30 + 0 13 81 60 58 1 19 13 6 29 + 89 12 0 54 52 20 18 7 0 23 + 8 6 69 53 71 14 12 2 0 43 + 7 0 63 73 66 14 7 0 23 41 + 76 69 14 7 0 30 23 46 39 7 + 70 88 9 2 0 24 42 40 33 6 + 14 87 80 0 0 43 41 34 27 0 + 84 82 0 0 19 37 35 28 26 19 + 89 82 0 20 13 36 29 22 45 13]; +***** assert (imbothat (magic (10), ones(5)), out); - A0 = fspecial ('gaussian',100,100); - A = uint8(A0/max(max(A0))*255); - B1 = imsmooth(A, 'Bilateral', 2, 100); - B2 = imsmooth(A, 'Gaussian', 2); - assert (B1,B2); -1 test, 1 passed, 0 known failure, 0 skipped -[inst/houghlines.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/houghlines.m -***** shared BW0, theta0, rho0, peaks0_1, peaks0_2, lines0_1, lines0_2, BW1, theta1, rho1, peaks1, lines1 - BW0 = logical([0 0 0 0 1; 0 0 0 1 0; 1 0 1 0 0; 0 1 0 0 0; 1 1 1 1 1]); - theta0 = [-90:89]; - rho0 = [-7:7]; - peaks0_1 = [11 130]; - peaks0_2 = [11 130; 4 1]; - lines0_1 = struct ("point1", {[1,5]}, "point2", {[5,1]}, "theta", {39}, "rho", {3}); - lines0_2 = struct ("point1", {[1,5], [1,5]}, "point2", {[5,1],[5,5]}, "theta", {39,-90}, "rho", {3, -4}); - BW1 = diag(ones(50,1)); - theta1 = [-90:89]; - rho1 = -70:70; - peaks1 = [71 46]; - lines1 = struct ("point1", {[1 1]}, "point2", {[50 50]}, "theta", {-45}, "rho", {0}); -***** error houghlines () -***** error houghlines (BW1) -***** error houghlines (BW1, theta1) -***** error houghlines (BW1, theta1, rho1) -***** assert (houghlines (BW1, theta1, rho1, peaks1), lines1) -***** error (houghlines (BW1, theta1, rho1, peaks1, [1 2 3])) -***** assert (houghlines (BW1, theta1, rho1, peaks1, "FillGap", 5), lines1) -***** assert (houghlines (BW1, theta1, rho1, peaks1, "MinLength", 2), lines1) -***** assert (houghlines (BW1, theta1, rho1, peaks1, "FillGap", 5, "MinLength", 2), lines1) -***** assert (houghlines (BW1, theta1, rho1, peaks1, "MinLength", 2, "FillGap", 5), lines1) -***** error houghlines (BW1, theta1, rho1, peaks1, "MinLength", 2, [1 2 3]) -***** error houghlines (BW1, theta1, rho1, peaks1, "MinLength", 2, "FillGap", 5, [1 2 3]) -***** assert (houghlines (double (BW1), theta1, rho1, peaks1), lines1) -***** error houghlines (ones(5, 5, 5), theta1, rho1, peaks1) -***** error houghlines ("nonsense", theta1, rho1, peaks1) -***** error houghlines (BW1, ones(5), rho1, peaks1) -***** error houghlines (BW1, "nonsense", rho1, peaks1) -***** error houghlines (BW1, theta1, ones(5), peaks1) -***** error houghlines (BW1, theta1, "nonsense", peaks1) -***** error houghlines (BW1, theta1, rho1, ones(5)) -***** error houghlines (BW1, theta1, rho1, ones(2,2,2)) -***** error houghlines (BW1, theta1, rho1, "nonsense") -***** error houghlines (BW1, theta1, rho1, peaks1, "nonsense", 5) -***** error houghlines (BW1, theta1, rho1, peaks1, "MinLength", -5) -***** error houghlines (BW1, theta1, rho1, peaks1, "MinLength", [3 4]) -***** error houghlines (BW1, theta1, rho1, peaks1, "MinLength", "nonsense") -***** error houghlines (BW1, theta1, rho1, peaks1, "FillGap", -5) -***** error houghlines (BW1, theta1, rho1, peaks1, "FillGap", [3 4]) -***** error houghlines (BW1, theta1, rho1, peaks1, "FillGap", "nonsense") -***** test - out = houghlines(BW0, theta0, rho0, peaks0_2, "MinLength", 1); - assert (out, lines0_2) # includes class = struct, size = [1,2] -***** test # for empty output - n = 100; - BW = false (n); - a = 50; % line starts at left side at row a - b = 3; % slope of line is 1:b - for column = 1:n - if (rem (column, b) == 0) - row = a - column/b; - BW(row, column) = true; - BW(row, column+1) = true; - end - end - theta = [-90: 89]; - rho = [-141:141]; - peaks = [188, 163]; - out = houghlines(BW, theta, rho, peaks, 'FillGap', 1, 'MinLength', 5); - assert (out, struct([])) -***** test - out0_1 = houghlines(BW0, theta0, rho0, peaks0_1, 'MinLength', 1); - out0_2 = houghlines(BW0, theta0, rho0, peaks0_2, 'MinLength', 1); - assert (out0_1, lines0_1); - assert (out0_2, lines0_2); -***** test - out = houghlines(BW1, theta1, rho1, peaks1); - assert (out, lines1); + ## using a weird non-symmetric and even-size se + out =[ 0 0 15 8 1 3 0 7 0 18 + 0 8 53 59 0 0 14 13 0 17 + 84 0 0 40 38 6 13 6 0 23 + 2 0 42 47 58 0 6 0 0 41 + 0 0 62 59 52 0 0 0 16 35 + 6 58 13 6 0 3 19 19 35 1 + 0 18 0 0 0 0 15 13 6 0 + 0 17 69 0 0 17 17 8 0 0 + 8 67 0 0 0 15 9 2 0 6 + 7 0 0 17 10 42 7 0 19 0]; +***** assert (imbothat (magic (10), [1 0 0 0; 1 1 1 0; 0 1 0 1]), out); + + ## N dimensional and weird se + in = reshape (magic(16), [4 8 4 2]); + se = ones (3, 3, 3); + se(:,:,1) = [1 0 1; 0 1 1; 0 0 0]; + se(:,:,3) = [1 0 1; 0 1 1; 0 0 1]; + out = zeros (size (in)); + out(:,:,1,1) = [ + 0 17 81 145 237 146 64 0 + 205 128 64 0 0 37 83 147 + 175 111 47 0 0 64 117 181 + 0 64 128 209 173 109 45 0]; + out(:,:,2,1) = [ + 235 142 78 18 0 23 69 133 + 0 35 103 163 215 128 46 0 + 0 64 128 195 183 123 48 0 + 153 93 43 0 14 78 146 215]; + out(:,:,3,1) = [ + 0 25 89 153 229 142 64 0 + 201 128 64 0 0 41 91 155 + 167 103 57 0 0 64 125 189 + 0 64 146 217 165 101 37 0]; + out(:,:,4,1) = [ + 227 142 78 14 0 31 77 141 + 0 43 107 171 211 128 46 0 + 0 64 128 203 179 115 48 0 + 149 99 35 0 18 82 146 223]; + out(:,:,1,2) = [ + 0 33 97 161 221 146 64 0 + 189 125 61 0 0 53 99 163 + 159 95 31 0 0 64 128 197 + 0 64 128 225 157 93 29 0]; + out(:,:,2,2) = [ + 219 142 78 18 0 39 85 149 + 0 51 119 179 199 128 46 0 + 0 64 128 211 167 107 43 0 + 137 77 27 0 14 78 146 231]; + out(:,:,3,2) = [ + 0 41 105 169 213 142 64 0 + 185 121 64 0 0 57 107 171 + 151 87 41 0 0 64 128 205 + 0 64 146 233 149 85 21 0]; + out(:,:,4,2) = [ + 211 142 78 14 0 47 93 157 + 0 59 123 187 195 128 46 0 + 0 64 128 219 163 99 35 0 + 133 83 19 0 18 82 146 239]; +***** assert (imbothat (in, se), out); +8 tests, 8 passed, 0 known failure, 0 skipped +[inst/imtranslate.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imtranslate.m ***** test - n = 100; - BW = false (n); - a = 50; % line starts at left side at row a - b = 3; % slope of line is 1:b - for column = 1:n - if (rem (column, b) == 0) - row = a - column/b; - BW(row, column) = true; - BW(row, column+1) = true; - end - end - theta = [-90:89]; - rho = [-141:141]; - peaks = [188, 163]; - lines_1 = struct ("point1", {[99 17]}, "point2", {[3 49]}, "theta", {72}, "rho", {46}); - out_1 = houghlines(BW, theta, rho, peaks); - out_n = houghlines(BW, theta, rho, peaks, 'FillGap', 1, 'MinLength', 1); - assert (out_1, lines_1) - assert (size (out_n), [1, 29]) + obs = imtranslate (ones (5, 5), 2, 1, "crop"); + exp = zeros (5, 5); + exp(1:4, 3:5) = 1; + assert (obs, exp, eps * 10) + + obs = imtranslate (ones (5, 5), -2, -1, "crop"); + exp = zeros (5, 5); + exp(2:5, 1:3) = 1; + assert (obs, exp, eps * 10) +1 test, 1 passed, 0 known failure, 0 skipped +[inst/blockproc.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/blockproc.m ***** demo - I = checkerboard (30, 1, 1); - I = imnoise(I, "salt & pepper", 0.2); - figure, imshow (I); - title ("noisy image with some lines"); - BW = edge (I, "canny"); - figure, imshow(BW); - title ("edge image"); - [H, theta, rho] = hough (BW); - figure, imshow (mat2gray (H), [], "XData", theta, "YData", rho); - title ("Hough transform of edge image \n 2 peaks marked"); - axis on; xlabel("theta [degrees]"); ylabel("rho [pixels]"); - peaks = houghpeaks (H, 2); - peaks_rho = rho(peaks(:,1)); - peaks_theta = theta(peaks(:,2)); - hold on; plot (peaks_theta, peaks_rho, "sr"); hold off; - lines = houghlines (BW, theta, rho, peaks); - figure, imshow (I), hold on; - for n = 1:length (lines) - points = [lines(n).point1; lines(n).point2]; - plot (points(:,1), points(:,2), "r"); - endfor - title ("the two strongest lines (edges) in the image"), hold off; -34 tests, 34 passed, 0 known failure, 0 skipped -[inst/lab2rgb.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/lab2rgb.m -***** assert (lab2rgb ([0 0 0]), [0, 0, 0], 1e-3) -***** assert (lab2rgb ([53.24, 80.09, 67.20]), [1 0 0], 1e-3) -***** assert (lab2rgb ([97.14, -21.55, 94.48]), [1 1 0], 1e-3) -***** assert (lab2rgb ([87.74, -86.18, 83.18]), [0 1 0], 1e-3) -***** assert (lab2rgb ([91.11, -48.09, -14.13]), [0 1 1], 1e-3) -***** assert (lab2rgb ([32.30, 79.19, -107.86]), [0 0 1], 1e-3) -***** assert (lab2rgb ([60.32, 98.24, -60.83]), [1 0 1], 1e-3) -***** assert (lab2rgb ([100, 0.00, 0.00]), [1 1 1], 1e-3) -***** assert (lab2rgb ([53.39, 0.00, 0.00]), [0.5 0.5 0.5], 1e-3) -***** assert (lab2rgb ([39.77, 64.51, 54.13]), [0.75 0 0], 1e-3) -***** assert (lab2rgb ([25.42, 47.91, 37.91]), [0.5 0 0], 1e-3) -***** assert (lab2rgb ([9.66, 29.68, 15.24]), [0.25 0 0], 1e-3) -***** assert (lab2rgb ([68.11, 48.39, 22.83]), [1 0.5 0.5], 1e-3) -***** assert (lab2rgb ([150 130 130]), [2.714, 1.028, 0.492], 1e-3) -***** test - lab_map = rand (64, 3); - lab_map(:,1) = lab_map(:,1) .* 100; - lab_map(:,2) = lab_map(:,2) .* 254 - 127; - lab_map(:,3) = lab_map(:,3) .* 254 - 127; - assert (rgb2lab (lab2rgb (lab_map)), lab_map, 5e-3); -***** test - lab_img = rand (64, 64, 3); - lab_img(:,:,1) = lab_img(:,:,1) .* 100; - lab_img(:,:,2) = lab_img(:,:,2) .* 254 - 127; - lab_img(:,:,3) = lab_img(:,:,3) .* 254 - 127; - assert (rgb2lab (lab2rgb (lab_img)), lab_img, 5e-3); -***** assert (lab2rgb (sparse ([0 0 0])), [0 0 0], 1e-3) -***** assert (lab2rgb (sparse ([100, 0.00, 0.00])), [1 1 1], 1e-3) -***** assert (class (lab2rgb (single([50 50 50]))), 'single') -***** error lab2rgb () -***** error lab2rgb (1,2) -***** error lab2rgb ({1}) -***** error lab2rgb (ones (2,2)) -***** test - lab = rand (16, 16, 3, 5); - lab(:,:,1,:) = lab(:,:,1,:) .* 100; - lab(:,:,2,:) = lab(:,:,2,:) .* 254 - 127; - lab(:,:,3,:) = lab(:,:,3,:) .* 254 - 127; - rgb = zeros (size (lab)); - for i = 1:5 - rgb(:,:,:,i) = lab2rgb (lab(:,:,:,i)); - endfor - assert (lab2rgb (lab), rgb) -24 tests, 24 passed, 0 known failure, 0 skipped + blockproc (eye (6), [2, 2], @(x) any (x(:))) + # Returns a 3-by-3 diagonal +***** assert (blockproc (eye (6), [2, 2], "sum"), + blockproc (eye (6), [2, 2], @sum)) +***** assert (blockproc (eye (6), [2, 2], "sum"), + blockproc (eye (6), [2, 2], @(x) sum (x))) +***** assert (blockproc (eye (6), [1,2], @sum), + kron (eye (3), [1; 1])) +***** assert (blockproc (eye (6), [2,2], @(x) any (x(:))), + eye (3) != 0) +***** assert (blockproc (eye (6), [1,2],[1,1], @(x) sum (x(:))), + [2,1,0; 3,2,0; 2,3,1; 1,3,2; 0,2,3; 0,1,2]) +***** assert (blockproc (eye (6), "indexed", [1, 2], [1, 1], @(x) sum (x(:))), + [8,5,6; 6,2,3; 5,3,4; 4,3,5; 3,2,6; 6,5,8]) +***** assert (blockproc (eye (6), [2,3],[4,3], @(x) sum (x(:))), + ones (3, 2) * 6) +***** assert (blockproc (eye (6), [2, 2], @(x) int8 (sum (x(:)))), + eye (3, "int8") * 2) +***** assert (blockproc (uint8 (eye (6)), [1,2], [1,1], @(x) sum (x(:))), + [2,1,0; 3,2,0; 2,3,1; 1,3,2; 0,2,3; 0,1,2]) +***** assert (blockproc (uint8 (eye (6)), "indexed", [1,2], [1,1], @(x) sum (x(:))), + [2,1,0; 3,2,0; 2,3,1; 1,3,2; 0,2,3; 0,1,2]); +***** assert (blockproc (uint16 (eye (6)), [1,2], [1,1], @(x) sum (x(:))), + [2,1,0; 3,2,0; 2,3,1; 1,3,2; 0,2,3; 0,1,2]); +***** assert (blockproc (uint16 (eye (6)), "indexed", [1,2], [1,1], + @(x) sum (x(:))), + [2,1,0; 3,2,0; 2,3,1; 1,3,2; 0,2,3; 0,1,2]); +***** assert (blockproc (eye (6), [2, 2], "sum"), + blockproc (eye (6), [2, 2], inline ("sum (x)", "x"))) +warning: inline is obsolete; use anonymous functions instead +13 tests, 13 passed, 0 known failure, 0 skipped [inst/bwmorph.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/bwmorph.m ***** demo @@ -7686,269 +6441,1493 @@ 1,0,0,0,0,0,0,0,0,0,0,0,0,1]); assert (bwmorph (!A, "endpoints"), C); 22 tests, 20 passed, 2 known failures, 0 skipped -[inst/imclearborder.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imclearborder.m +[inst/immultiply.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/immultiply.m +***** assert (immultiply (uint8 ([255 50]), uint16 ([300 50])), uint8 ([255 255])); # default to first class and truncate +***** assert (immultiply (uint8 ([250 50]), uint16 ([ 3 4]), "uint32"), uint32 ([750 200])); # defining output class works (not in matlab?) +***** assert (immultiply (uint8 ([255 50]), 4), uint8 ([255 200])); # works multiplying by a scalar +***** assert (immultiply (logical ([ 1 0]), uint16 ([300 50])), uint16 ([300 0])); # output class defaults to whatever input is not logical +***** assert (immultiply (logical ([ 1 0]), logical ([ 1 1])), double ([ 1 0])); # tested on matlab for compatibility +5 tests, 5 passed, 0 known failure, 0 skipped +[inst/@imref3d/contains.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref3d/contains.m +***** error id=Octave:invalid-fun-call contains (imref3d) +***** error id=Octave:invalid-fun-call contains (imref3d, 1) +***** error id=Octave:invalid-fun-call contains (imref3d, 1, 2) +***** error id=Octave:invalid-fun-call contains (imref3d, 1, 2, 3, 4) +***** error id=Octave:invalid-input-arg contains (imref3d, [1, 2], 3, 4) +***** error id=Octave:invalid-input-arg contains (imref3d, 1, [2, 3], 4) +***** error id=Octave:invalid-input-arg contains (imref3d, 1, 2, [3, 4]) +***** error id=Octave:expected-real contains (imref3d, 1j, 2, 3) +***** error id=Octave:expected-real contains (imref3d, 1, 2j, 3) +***** error id=Octave:expected-real contains (imref3d, 1, 2, 3j) +***** test + r = imref3d ([128, 128, 27]); + assert (contains (r, [5, 6, 6, 8], [5, 10, 10, 257], [1, 27.5, 28, 1]), logical ([1, 1, 0, 0])) +11 tests, 11 passed, 0 known failure, 0 skipped +[inst/@imref3d/worldToSubscript.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref3d/worldToSubscript.m +***** error id=Octave:invalid-fun-call worldToSubscript (imref3d) +***** error id=Octave:invalid-fun-call worldToSubscript (imref3d, 1) +***** error id=Octave:invalid-fun-call worldToSubscript (imref3d, 1, 2) +***** error id=Octave:invalid-fun-call worldToSubscript (imref3d, 1, 2, 3, 4) +***** error id=Octave:expected-real worldToSubscript (imref3d, 1j, 2, 3) +***** error id=Octave:expected-real worldToSubscript (imref3d, 1, 2j, 3) +***** error id=Octave:expected-real worldToSubscript (imref3d, 1, 2, 3j) +***** error id=Octave:invalid-input-arg worldToSubscript (imref3d, [1, 2], 3, 4) +***** error id=Octave:invalid-input-arg worldToSubscript (imref3d, 1, [2, 3], 4) +***** error id=Octave:invalid-input-arg worldToSubscript (imref3d, 1, 2, [3, 4]) +***** test + r = imref3d ([128, 128, 27], 2, 2, 4); + xW = [108, 108, 113.2, 2]; + yW = [92, 92, 92, -1]; + zW = [52, 55, 52, 0.33]; + [rS, cS, pS] = worldToSubscript (r, xW, yW, zW); + assert (rS, [46, 46, 46, NaN]) + assert (cS, [54, 54, 57, NaN]) + assert (pS, [13, 14, 13, NaN]) +11 tests, 11 passed, 0 known failure, 0 skipped +[inst/@imref3d/worldToIntrinsic.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref3d/worldToIntrinsic.m +***** error id=Octave:invalid-fun-call worldToIntrinsic (imref3d) +***** error id=Octave:invalid-fun-call worldToIntrinsic (imref3d, 1, 2) +***** error id=Octave:invalid-fun-call worldToIntrinsic (imref3d, 1, 2, 3, 4) +***** error id=Octave:expected-real worldToIntrinsic (imref3d, 1j, 2, 3) +***** error id=Octave:expected-real worldToIntrinsic (imref3d, 1, 2j, 3) +***** error id=Octave:expected-real worldToIntrinsic (imref3d, 1, 2, 3j) +***** error id=Octave:invalid-input-arg worldToIntrinsic (imref3d, [1, 2], 3, 4) +***** error id=Octave:invalid-input-arg worldToIntrinsic (imref3d, 1, [2, 3], 4) +***** error id=Octave:invalid-input-arg worldToIntrinsic (imref3d, 1, 2, [3, 4]) +***** test + r = imref3d ([128, 128, 27], 2, 2, 4); + xW = [108, 108, 108.2, 2]; + yW = [92, 92, 92, -1]; + zW = [52, 55, 52, 0.33]; + [xI, yI, zI] = worldToIntrinsic (r, xW, yW, zW); + assert (xI, [54, 54, 54.1, 1], 1e-6) + assert (yI, [46, 46, 46, -0.5], 1e-6) + assert (zI, [13, 13.75, 13, 0.0825], 1e-6) +10 tests, 10 passed, 0 known failure, 0 skipped +[inst/@imref3d/intrinsicToWorld.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref3d/intrinsicToWorld.m +***** error id=Octave:invalid-fun-call intrinsicToWorld (imref3d) +***** error id=Octave:invalid-fun-call intrinsicToWorld (imref3d, 1) +***** error id=Octave:invalid-fun-call intrinsicToWorld (imref3d, 1, 2) +***** error id=Octave:invalid-fun-call intrinsicToWorld (imref3d, 1, 2, 3, 4) +***** error id=Octave:expected-real intrinsicToWorld (imref3d, 1j, 2, 3) +***** error id=Octave:expected-real intrinsicToWorld (imref3d, 1, 2j, 3) +***** error id=Octave:expected-real intrinsicToWorld (imref3d, 1, j, 3j) +***** error id=Octave:invalid-input-arg intrinsicToWorld (imref3d, [1, 2], 3, 4) +***** error id=Octave:invalid-input-arg intrinsicToWorld (imref3d, 1, [2, 3], 4) +***** error id=Octave:invalid-input-arg intrinsicToWorld (imref3d, 1, 2, [3, 4]) +***** test + r = imref3d ([128, 128, 27], 2, 2, 4); + xI = [54, 71, 57, 70]; + yI = [46, 48, 79, 80]; + zI = [13, 13, 13, 13]; + [xW, yW, zW] = intrinsicToWorld (r, xI, yI, zI); + assert (xW, [108, 142, 114, 140]) + assert (yW, [92, 96, 158, 160]) + assert (zW, [52, 52, 52, 52]) +***** test + [xW, yW, zW] = intrinsicToWorld (imref3d, -5.3, -2.8, -15.88); + assert (xW, -5.3) + assert (yW, -2.8) + assert (zW, -15.88, 1e-6) +***** test + [xW, yW, zW] = intrinsicToWorld (imref3d, [1, 2; 3, 4], + [2, 3; 5, 9], + [-5, 8; 19, 42.8]); + assert (xW, [1, 2; 3, 4]) + assert (yW, [2, 3; 5, 9]) + assert (zW, [-5, 8; 19, 42.8]) +13 tests, 13 passed, 0 known failure, 0 skipped +[inst/@imref3d/imref3d.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref3d/imref3d.m +***** error id=Octave:invalid-fun-call imref3d (1, 2, 3, 4, 5) +***** error id=Octave:incorrect-size imref3d (42) +***** error id=Octave:incorrect-size imref3d ([42]) +***** error id=Octave:incorrect-size imref3d ([4, 2]) +***** error id=Octave:incorrect-size imref3d ([4, 2, 3, 3]) +***** error id=Octave:expected-integer imref3d ([4.2, 42]) +***** error id=Octave:expected-positive imref3d ([0, 0]) +***** error id=Octave:expected-positive imref3d ([-4, 2]) +***** error id=Octave:expected-positive imref3d ([4, 2, 3], 0, 1, 2) +***** error id=Octave:expected-positive imref3d ([4, 2, 3], 1, 0, 2) +***** error id=Octave:expected-positive imref3d ([4, 2, 3], 1, 2, 0) +***** error id=Octave:expected-real imref3d ([4, 2, 3], j, 1, 2) +***** error id=Octave:expected-real imref3d ([4, 2, 3], 1, j, 2) +***** error id=Octave:expected-real imref3d ([4, 2, 3], 1, 2, j) +***** error id=Octave:expected-real imref3d ([4, 2, 3], [j, 2], [3, 4], [5, 6]) +***** error id=Octave:expected-real imref3d ([4, 2, 3], [1, 2], [j, 4], [5, 6]) +***** error id=Octave:expected-real imref3d ([4, 2, 3], [1, 2], [3, 4], [5, j]) +***** error id=Octave:expected-vector imref3d ([4, 2, 3], [], [], []) +***** error id=Octave:expected-vector imref3d ([4, 2, 3], [], [1], [2]) +***** error id=Octave:expected-scalar imref3d ([4, 2, 3], [1], [], []) +***** error id=Octave:incorrect-size imref3d ([4, 2, 3], [1, 2], [3, 4], [0]) +***** error id=Octave:incorrect-size imref3d ([4, 2, 3], [1, 2], [3, 4, 5], [6, 7]) +***** error id=Octave:incorrect-size imref3d ([4, 2, 3], [1, 2], [3, 4], [5, 6, 7]) +***** error id=Octave:incorrect-size imref3d ([4, 2, 3], [1; 2], [3, 4], [5, 6]) +***** error id=Octave:incorrect-size imref3d ([4, 2, 3], [1, 2], [3; 4], [5, 6]) +***** error id=Octave:incorrect-size imref3d ([4, 2, 3], [1, 2], [3, 4], [5; 6]) +***** error id=Octave:invalid-indexing imref3d().InvalidProperty +***** error id=Octave:expected-increasing imref3d ([100, 200, 3], [1.5 0.5], [2.5, 3.5], [0.5, 1.5]) +***** error id=Octave:expected-increasing imref3d ([100, 200, 3], [1.5 2.5], [2.5, 1.5], [0.5, 1.5]) +***** error id=Octave:expected-increasing imref3d ([100, 200, 3], [1.5 2.5], [2.5, 3.5], [1.5, 0.5]) +***** assert (imref3d ([4, 2, 3]).ImageSize, [4, 2, 3]) +***** test + r = imref3d; + assert (r.XWorldLimits, [0.5, 2.5]) + assert (r.YWorldLimits, [0.5, 2.5]) + assert (r.ZWorldLimits, [0.5, 2.5]) + assert (r.ImageSize, [2, 2, 2]) + assert (r.PixelExtentInWorldX, 1) + assert (r.PixelExtentInWorldY, 1) + assert (r.PixelExtentInWorldZ, 1) + assert (r.ImageExtentInWorldX, 2) + assert (r.ImageExtentInWorldY, 2) + assert (r.ImageExtentInWorldZ, 2) + assert (r.XIntrinsicLimits, [0.5, 2.5]) + assert (r.YIntrinsicLimits, [0.5, 2.5]) + assert (r.ZIntrinsicLimits, [0.5, 2.5]) +***** test + r = imref3d ([128, 128, 27]); + assert (r.XWorldLimits, [0.5, 128.5]) + assert (r.YWorldLimits, [0.5, 128.5]) + assert (r.ZWorldLimits, [0.5, 27.5]) + assert (r.ImageSize, [128, 128, 27]) + assert (r.PixelExtentInWorldX, 1) + assert (r.PixelExtentInWorldY, 1) + assert (r.PixelExtentInWorldZ, 1) + assert (r.ImageExtentInWorldX, 128) + assert (r.ImageExtentInWorldY, 128) + assert (r.ImageExtentInWorldZ, 27) + assert (r.XIntrinsicLimits, [0.5, 128.5]) + assert (r.YIntrinsicLimits, [0.5, 128.5]) + assert (r.ZIntrinsicLimits, [0.5, 27.5]) +***** test + r = imref3d ([128, 128, 27], 2, 2, 4); + assert (r.XWorldLimits, [1, 257]) + assert (r.YWorldLimits, [1, 257]) + assert (r.ZWorldLimits, [2, 110]) + assert (r.ImageSize, [128, 128, 27]) + assert (r.PixelExtentInWorldX, 2) + assert (r.PixelExtentInWorldY, 2) + assert (r.PixelExtentInWorldZ, 4) + assert (r.ImageExtentInWorldX, 256) + assert (r.ImageExtentInWorldY, 256) + assert (r.ImageExtentInWorldZ, 108) + assert (r.XIntrinsicLimits, [0.5, 128.5]) + assert (r.YIntrinsicLimits, [0.5, 128.5]) + assert (r.ZIntrinsicLimits, [0.5, 27.5]) +***** test + r = imref3d; + assert (r.XWorldLimits, [0.5, 2.5]) + assert (r.YWorldLimits, [0.5, 2.5]) + assert (r.ZWorldLimits, [0.5, 2.5]) + assert (r.ImageSize, [2, 2, 2]) + assert (r.PixelExtentInWorldX, 1) + assert (r.PixelExtentInWorldY, 1) + assert (r.PixelExtentInWorldZ, 1) + assert (r.ImageExtentInWorldX, 2) + assert (r.ImageExtentInWorldY, 2) + assert (r.ImageExtentInWorldZ, 2) + assert (r.XIntrinsicLimits, [0.5, 2.5]) + assert (r.YIntrinsicLimits, [0.5, 2.5]) + assert (r.ZIntrinsicLimits, [0.5, 2.5]) + r.ImageSize = [128, 128, 27]; + assert (r.XWorldLimits, [0.5, 2.5]) + assert (r.YWorldLimits, [0.5, 2.5]) + assert (r.ZWorldLimits, [0.5, 2.5]) + assert (r.ImageSize, [128, 128, 27]) + assert (r.PixelExtentInWorldX, 0.015625, 1e-6) + assert (r.PixelExtentInWorldY, 0.015625, 1e-6) + assert (r.PixelExtentInWorldZ, 0.074074, 1e-6) + assert (r.ImageExtentInWorldX, 2) + assert (r.ImageExtentInWorldY, 2) + assert (r.ImageExtentInWorldZ, 2) + assert (r.XIntrinsicLimits, [0.5, 128.5]) + assert (r.YIntrinsicLimits, [0.5, 128.5]) + assert (r.ZIntrinsicLimits, [0.5, 27.5]) +***** test + r = imref3d; + assert (r.XWorldLimits, [0.5, 2.5]) + assert (r.YWorldLimits, [0.5, 2.5]) + assert (r.ZWorldLimits, [0.5, 2.5]) + assert (r.ImageSize, [2, 2, 2]) + assert (r.PixelExtentInWorldX, 1) + assert (r.PixelExtentInWorldY, 1) + assert (r.PixelExtentInWorldZ, 1) + assert (r.ImageExtentInWorldX, 2) + assert (r.ImageExtentInWorldY, 2) + assert (r.ImageExtentInWorldZ, 2) + assert (r.XIntrinsicLimits, [0.5, 2.5]) + assert (r.YIntrinsicLimits, [0.5, 2.5]) + assert (r.ZIntrinsicLimits, [0.5, 2.5]) + r.XWorldLimits = [-60, 13.33]; + r.YWorldLimits = [-900.8, -560.26]; + r.ZWorldLimits = [-302.48, 1500.333]; + assert (r.XWorldLimits, [-60, 13.33]) + assert (r.YWorldLimits, [-900.8, -560.26]) + assert (r.ZWorldLimits, [-302.48, 1500.333]) + assert (r.ImageSize, [2, 2, 2]) + assert (r.PixelExtentInWorldX, 36.6650) + assert (r.PixelExtentInWorldY, 170.27, 1e-5) + assert (r.PixelExtentInWorldZ, 901.4065) + assert (r.ImageExtentInWorldX, 73.33, 1e-5) + assert (r.ImageExtentInWorldY, 340.54, 1e-5) + assert (r.ImageExtentInWorldZ, 1802.813, 1e-5) + assert (r.XIntrinsicLimits, [0.5, 2.5]) + assert (r.YIntrinsicLimits, [0.5, 2.5]) + assert (r.ZIntrinsicLimits, [0.5, 2.5]) +***** test + r = imref3d; + fail ("r.XWorldLimits = []", "") + fail ("r.XWorldLimits = [1]", "") + fail ("r.XWorldLimits = [j]", "") + fail ("r.XWorldLimits = [1; 2]", "") + fail ("r.YWorldLimits = []", "") + fail ("r.YWorldLimits = [1]", "") + fail ("r.YWorldLimits = [j]", "") + fail ("r.YWorldLimits = [1; 2]", "") + fail ("r.ZWorldLimits = []", "") + fail ("r.ZWorldLimits = [1]", "") + fail ("r.ZWorldLimits = [j]", "") + fail ("r.ZWorldLimits = [1; 2]", "") +37 tests, 37 passed, 0 known failure, 0 skipped +[inst/houghpeaks.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/houghpeaks.m +***** shared im1 + im1 = magic (5); +***** error houghpeaks () +***** error houghpeaks (1, 2, 3, 4, 5, 6, 7) +***** assert (houghpeaks (im1)) +***** assert (houghpeaks (im1, 2)) +***** assert (houghpeaks (im1, "Threshold", 10)) +***** assert (houghpeaks (im1, 2, "Threshold", 10)) +***** assert (houghpeaks (im1, "NHoodSize", [3 3])) +***** assert (houghpeaks (im1, 2, "NHoodSize", [3 3])) +***** assert (houghpeaks (im1, "Threshold", 10, "NHoodSize", [3 3])) +***** assert (houghpeaks (im1, "NHoodSize", [3 3], "Threshold", 10)) +***** assert (houghpeaks (im1, 2, "Threshold", 10, "NHoodSize", [3 3])) +***** assert (houghpeaks (im1, 2, "NHoodSize", [3 3], "Threshold", 10)) +***** error houghpeaks (ones (5, 5, 5)) +***** error houghpeaks ("hello") +***** error houghpeaks (im1, 1.5) +***** error houghpeaks (im1, -2) +***** error houghpeaks (im1, [1 1]) +***** error houghpeaks (im1, "Threshold", "hello") +***** error houghpeaks (im1, "Threshold", -2) +***** error houghpeaks (im1, "Threshold", [1 1]) +***** error houghpeaks (im1, "NHoodSize", [3 3 3]) +***** error houghpeaks (im1, "NHoodSize", "hello") +***** error houghpeaks (im1, "NHoodSize", [-3 -3]) +***** error houghpeaks (im1, "NHoodSize", [4 4]) ***** test - a = logical ([ - 0 1 0 0 1 0 0 0 0 1 - 1 0 0 0 0 1 0 0 0 0 - 0 1 0 0 0 0 0 0 0 0 - 1 0 1 0 1 0 1 0 0 1 - 0 0 0 0 0 0 0 1 1 0 - 0 0 1 0 0 1 0 1 0 0 - 0 1 0 1 0 1 1 0 0 0 - 0 0 0 1 0 0 0 0 0 0 - 0 0 0 1 0 1 1 0 0 0 - 0 0 0 1 1 0 0 0 1 0]); + out = houghpeaks (im1); + assert (size (out), [1 2]) + assert (class (out), "double") +***** test + out = houghpeaks (im1, 3); + assert (size (out), [3 2]) +***** test + expected = [5 3; 1 2; 3 5; 1 5]; + assert (houghpeaks (im1, 4), expected) # this checks for undocumented nhood >=3 + assert (houghpeaks (im1, 4, "nhoodsize", [3,3]), expected) + assert (houghpeaks (im1, 4, "threshold", 10), expected) + assert (houghpeaks (im1, 4, "threshold", 24), expected(1:2,:)) +***** test + im2 = magic (7); + expected_a = [7 4; 1 3; 3 1; 5 6]; + expected_b = [7 4; 1 3; 4 7; 1 7]; + assert (houghpeaks (im2, 4), expected_a) + assert (houghpeaks (im2, 4, "nhoodsize", [5,5]), expected_b) + assert (houghpeaks (im2, 4, "threshold", 24), expected_a) + assert (houghpeaks (im2, 4, "threshold", 47), expected_a(1:2,:)) +***** test + im3 = magic (99); + expected_a = [99 50; 1 49; 3 47; 5 45; 7 43; 9 41; 11 39]; + expected_b = [99 50; 1 49; 7 43; 13 37; 19 31; 25 25; 31 19]; + expected_c = [99 50; 1 49; 2 48; 3 47; 4 46; 5 45; 6 44]; + assert (houghpeaks (im3, 7), expected_a) + assert (houghpeaks (im3, 7, "nhoodsize", [11 11]), expected_b) + assert (houghpeaks (im3, 7, "nhoodsize", [11 1]), expected_c) + assert (houghpeaks (im3, 7, "nhoodsize", [11 1]), expected_c) +***** test + im4 = double (im2uint16 (peaks ())); + expected_a = [37 15; 39 15; 41 15; 15 16; 17 16]; + expected_b = [37 15; 15 16; 26 21; 37 26; 20 32]; + expected_c = [37 15; 15 16; 35 16; 15 17; 35 17]; + expected_d = [37 15; 38 15; 39 15; 40 15; 41 15]; + assert (houghpeaks (im4, 5), expected_a) + assert (houghpeaks (im4, 5, "nhoodsize", [21 21]), expected_b) + assert (houghpeaks (im4, 5, "nhoodsize", [21 1]), expected_c) + assert (houghpeaks (im4, 5, "nhoodsize", [1 21]), expected_d) +***** test # tests use of anti-symmetry in H + im5 = zeros (6,4); im5(2,1) = 1; im5(5,4) = 2; + expected = [5 4; 2 1]; + assert (houghpeaks (im5, 2, "nhoodsize", [1 1]), expected); + assert (houghpeaks (im5, 2, "nhoodsize", [3 3]), expected(1,:)); +***** test #test use of anti-symmetry in the other direction + im6 = magic (100); + expected_a = [1 1; 100 99; 1 4; 100 95; 1 8; 100 91; 1 12]; + expected_b = [1 1; 100 95; 1 8; 100 87; 1 16; 100 79; 1 24]; + expected_c = [1 1; 100 99; 100 98; 1 4; 1 5; 100 95; 100 94]; + expected_d = expected_b; + assert (houghpeaks (im6, 7), expected_a) + assert (houghpeaks (im6, 7, "nhoodsize", [11 11]), expected_b) + assert (houghpeaks (im6, 7, "nhoodsize", [11 1]), expected_c) + assert (houghpeaks (im6, 7, "nhoodsize", [1 11]), expected_d) +***** test # test undocumented Matlab default value for nhoodsize + im = zeros (723, 180); + im(585,136) = 8; + im(593,135) = 7; + im(310,46) = 6; + expected = [585, 136; 310, 46]; + assert (houghpeaks (im, 2), expected) +***** test + I = max (0, phantom ()); + H = hough (I); + P0 = [585, 136; 310, 46; 595, 136; 522, 104; 373, 46]; + assert (houghpeaks (H, 5), P0) +***** demo + I = checkerboard (30, 1, 1); + I = imnoise(I, "salt & pepper", 0.2); + figure, imshow (I); + title ("noisy image with some lines"); + BW = edge (I, "canny"); + figure, imshow(BW); + title ("edge image"); + [H, theta, rho] = hough (BW); + figure, imshow (mat2gray (H), [],"XData",theta,"YData",rho); + title ("Hough transform of edge image \n 2 peaks marked"); + axis on; xlabel("theta [degrees]"); ylabel("rho [pixels]"); + peaks = houghpeaks (H, 2); + peaks_rho = rho(peaks(:,1)) + peaks_theta = theta(peaks(:,2)) + hold on; + plot(peaks_theta,peaks_rho,"sr"); + hold off; +34 tests, 34 passed, 0 known failure, 0 skipped +[inst/im2uint8.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/im2uint8.m +***** assert (im2uint8 (uint8 ([1 2 3])), uint8 ([1 2 3])); +***** assert (im2uint8 (uint16 ([0 65535])), uint8 ([0 255])); +***** assert (im2uint8 ([0 0.5 1]), uint8 ([0 128 255])); +***** assert (im2uint8 ([1 2]), uint8 ([255 255])); +***** assert (im2uint8 ([-1 0 0.5 1 2]), uint8 ([0 0 128 255 255])); +***** assert (im2uint8 (int16 ([-32768 0 32768])), uint8 ([0 128 255])); +***** assert (im2uint8 ([false true]), uint8 ([0 255])); +***** assert (im2uint8 ([true false]), uint8 ([255 0])); +***** assert (im2uint8 ([1 256], "indexed"), uint8 ([0 255])); +***** assert (im2uint8 ([3 25], "indexed"), uint8 ([2 24])); +***** assert (im2uint8 (uint16 ([3 25]), "indexed"), uint8 ([3 25])); +***** error im2uint8 ([0 1 2], "indexed"); +***** error im2uint8 (int16 ([17 8]), "indexed"); +***** error im2uint8 (int16 ([-7 8]), "indexed"); +***** error im2uint8 ([false true], "indexed"); +***** error im2uint8 (uint16 (256), "indexed"); +***** error im2uint8 (257, "indexed"); +***** assert (im2uint8 ((1:255) ./ 256), uint8 ([1:128 128:254])) +***** assert (im2uint8 ((0:255) ./ 256), uint8 ([0:128 128:254])) +19 tests, 19 passed, 0 known failure, 0 skipped +[inst/colorangle.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/colorangle.m +***** error id=Octave:invalid-fun-call colorangle () +***** error id=Octave:invalid-fun-call colorangle (1, 2, 3) +***** error colorangle (2, 3) +***** error colorangle ([1, 2], [3, 4]) +***** error id=Octave:expected-real colorangle ([1, 2, 3j], [4, 5, 6]) +***** error id=Octave:expected-real colorangle ([1, 2, 3], [4j, 5, 6]) +***** error id=Octave:invalid-type colorangle ("abc", "def") +***** test + assert (colorangle ([0 0 0], [0 1 0]), NaN) + assert (colorangle ([0 0 0], [0 1 1]), NaN) + assert (colorangle ([0 1 0], [0 0 0]), NaN) + assert (colorangle ([1 1 0], [0 0 0]), NaN) + assert (colorangle ([1 1 1], [1 1 1]), 0) +***** assert (colorangle ([0 0 0], [0 0 0]), 0) +***** assert (colorangle ([1 0 0], [-1 0 0]), 180) +***** assert (colorangle ([0 0 1], [1 0 0]), 90) +***** assert (colorangle ([0; 0; 1], [1 0 0]), 90) +***** assert (colorangle ([0, 0, 1], [1; 0; 0]), 90) +***** assert (colorangle ([0.5 0.61237 -0.61237], [0.86603 0.35355 -0.35355]), 30.000270917, 1e-4) +***** assert (colorangle ([0.1582055390, 0.2722362096, 0.1620813305], [0.0717 0.1472 0.0975]), 5.09209927, 1e-6) +***** assert (colorangle ([0.0659838500, 0.1261619536, 0.0690643667], [0.0717 0.1472 0.0975]), 5.10358588, 1e-6) +***** assert (colorangle ([0.436871170, 0.7794672250, 0.4489702582], [0.0717 0.1472 0.0975]), 5.01339769, 1e-6) +***** test + a = [1 0 0]; + b = [1 1 0]; + expected = colorangle (a, b); + assert (colorangle (a.', b.'), expected) + assert (colorangle (a, b.'), expected) + assert (colorangle (a.', b), expected) + assert (colorangle (vec (a, 3), b.'), expected) +***** assert (colorangle ([1 0 0; 0 1 1], [1 1 1; 2 3 4]), + [colorangle([1 0 0], [1 1 1]); colorangle([0 1 1], [2 3 4])]) +***** test + a = [1 0 0; 0.5 1 0; 0 1 1; 1 1 1]; + b = [0 1 0]; + expected = zeros (4, 1); + for i = 1:4 + expected(i) = colorangle (a(i,:), b); + endfor + assert (colorangle (a, b), expected) + assert (colorangle (b, a), expected) +***** xtest + a = [1 2 3]; + b = [2 3 4]; + c = [5 6 7]; + d = [3 1 1]; - a4 = logical ([ - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 1 0 0 0 0 - 0 1 0 0 0 0 0 0 0 0 - 0 0 1 0 1 0 1 0 0 0 - 0 0 0 0 0 0 0 1 1 0 - 0 0 1 0 0 1 0 1 0 0 - 0 1 0 0 0 1 1 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 1 1 0 0 0 - 0 0 0 0 0 0 0 0 0 0]); + ac = colorangle (c, a); + bc = colorangle (b, c); + ad = colorangle (a, d); + bd = colorangle (b, d); - a8 = logical ([ - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 1 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0]); + assert (colorangle (a, cat (3, c, d)), + cat (3, [ac ad])) - assert (imclearborder (a, 4), a4) - assert (imclearborder (a, [0 1 0; 1 1 1; 0 1 0]), a4) - assert (imclearborder (a), a8) - assert (imclearborder (a, 8), a8) - assert (imclearborder (a, ones (3)), a8) + assert (colorangle (cat (3, a, b), cat (3, c, d)), + cat (3, [ac cd])) + + assert (colorangle (cat (1, a, b), cat (3, c, d)), + reshape ([ac bc ad bd], [2 2])) +!!!!! known failure +dot: sizes of X and Y must match +21 tests, 20 passed, 1 known failure, 0 skipped +[inst/colfilt.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/colfilt.m +***** demo + ## Perform moving average filter with a 4x4 window + A = magic (12) + colfilt (A, [4 4], "sliding", @mean) ***** test - a = false (5, 5, 3); - a(2:4,2:4,:) = true; - assert (imclearborder (a, 4), a) + A = reshape (1:36, [6 6]); + assert (colfilt (A, [2 2], [3 3], "sliding", @sum), + conv2 (A, ones (2), "same")); +1 test, 1 passed, 0 known failure, 0 skipped +[inst/labelmatrix.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/labelmatrix.m +***** test + cc = struct (); + cc.Connectivity = 8; + cc.ImageSize = [7 7]; + cc.NumObjects = 4; + cc.PixelIdxList = {[1;2], [5;7;12;13;14], [22;23], [26;32;33;36;37;38]}; - a(1,2) = true; - a4 = a; - a4(:,:,1) = false; - assert (imclearborder (a, 4), a4) + l = uint8 ([ + 1 0 0 3 0 4 0 + 1 0 0 3 0 4 0 + 0 0 0 0 0 4 0 + 0 0 0 0 4 0 0 + 2 2 0 4 4 0 0 + 0 2 0 0 0 0 0 + 2 2 0 0 0 0 0 + ]); + assert (labelmatrix (cc), l) +1 test, 1 passed, 0 known failure, 0 skipped +[inst/label2rgb.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/label2rgb.m +***** function map = test_colormap (unused) + map = [0 0 0; 0.5 0.5 0.5; 0.125 0.125 0.125]; +***** endfunction +***** shared in, out, cmap + in = [ 0 1 1 0 2 2 0 3 3 + 0 1 1 0 2 2 0 3 3]; + + out = [255 0 0 255 128 128 255 32 32 + 255 0 0 255 128 128 255 32 32]; + out(:,:,2) = out(:,:,3) = out(:,:,1); + out = uint8(out); + + cmap = [0 0 0; 0.5 0.5 0.5; 0.125 0.125 0.125]; +***** assert (label2rgb (in, cmap), out); +***** assert (label2rgb (uint8 (in), cmap), out); +***** assert (label2rgb (in, "test_colormap"), out); +***** assert (label2rgb (in, @test_colormap), out); + + out(find (in == 0)) = 0; +***** assert (label2rgb (in, cmap, "cyan"), out); +***** assert (label2rgb (in, cmap, [0 1 1]), out); + + in(1) = 10; +***** error label2rgb (in, cmap); +***** error label2rgb (in, cmap, 89); +***** error label2rgb (in, cmap, "g", "wrong"); +9 tests, 9 passed, 0 known failure, 0 skipped +[inst/stdfilt.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/stdfilt.m +***** test + im = stdfilt (ones (5)); + assert (im, zeros (5)) +***** test + A = zeros (3,3); + B = ones (3,3); + C = [1 1 1; 2 2 2; 3 3 3]; + D = C'; + E = ones (3,3); + E(2,2) = 2; + F = 3 .* ones (3,3); + F(2,2) = 1; + G = [-1 2 7; -5 2 8; -7 pi 9]; + H = [5 2 8; 1 -3 1; 5 1 0]; + A_out = [0 0 0; 0 0 0; 0 0 0]; + B_out = [0 0 0; 0 0 0; 0 0 0]; + C_out = repmat ([std([1 1 1 1 1 1 2 2 2]) + std([1 1 1 2 2 2 3 3 3]) + std([2 2 2 3 3 3 3 3 3])], [1 3]); + D_out = C_out'; + E_out = (1/3) .* ones (3,3); + F_out = (2/3) .* ones (3,3); + G_out = [std([-1 -1 2 -1 -1 2 -5 -5 2]), std([-1 2 7 -1 2 7 -5 2 8]), std([2 7 7 2 7 7 2 8 8]); + std([-1 -1 2 -5 -5 2 -7 -7 pi]), std([-1 2 7 -5 2 8 -7 pi 9]), std([2 7 7 2 8 8 pi 9 9]); + std([-5 -5 2 -7 -7 pi -7 -7 pi]), std([-5 2 8 -7 pi 9 -7 pi 9]), std([2 8 8 pi 9 9 pi 9 9])]; + H_out = [std([5 5 2 5 5 2 1 1 -3]), std([5 2 8 5 2 8 1 -3 1]), std([2 8 8 2 8 8 -3 1 1]); + std([5 5 2 1 1 -3 5 5 1]), std([5 2 8 1 -3 1 5 1 0]), std([2 8 8 -3 1 1 1 0 0]); + std([1 1 -3 5 5 1 5 5 1]), std([1 -3 1 5 1 0 5 1 0]), std([-3 1 1 1 0 0 1 0 0])]; + assert (stdfilt (A), A_out) + assert (stdfilt (B), B_out) + assert (stdfilt (C), C_out, 4*eps) + assert (stdfilt (D), D_out, 4*eps) + assert (stdfilt (E), E_out, 4*eps) + assert (stdfilt (F), F_out, 4*eps) + assert (stdfilt (G), G_out, 4*eps) + assert (stdfilt (H), H_out, 4*eps) + im = stdfilt (ones (5, 'logical')); + assert (im, zeros (5)) + im = stdfilt (ones (5, 'uint8')); + assert (im, zeros (5)) + assert (stdfilt (int8(H), H_out, 4*eps)) + assert (stdfilt (uint8(H), H_out, 4*eps)) + assert (stdfilt (int16(H), H_out, 4*eps)) + assert (stdfilt (uint16(H), H_out, 4*eps)) + assert (stdfilt (int32(H), H_out, 4*eps)) + assert (stdfilt (uint32(H), H_out, 4*eps)) + assert (stdfilt (int64(H), H_out, 4*eps)) + assert (stdfilt (uint64(H), H_out, 4*eps)) + assert (stdfilt (single(H), H_out, 4*eps)) 2 tests, 2 passed, 0 known failure, 0 skipped -[inst/bwperim.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/bwperim.m +[inst/mat2gray.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/mat2gray.m +***** assert(mat2gray([1 2 3]), [0 0.5 1]); # standard use +***** assert(mat2gray(repmat ([1 2; 3 3], [1 1 3])), repmat ([0 0.5; 1 1], [1 1 3])); # setting min and max +***** assert(mat2gray([1 2 3], [2 2]), [1 1 1]); # equal min and max +***** assert(mat2gray([-1 0 0.5 3], [2 2]), [0 0 0.5 1]); # equal min and max ***** test - in = [ 1 1 1 1 0 1 1 0 1 1 - 1 1 0 1 1 1 1 1 1 0 - 1 1 1 0 1 1 1 1 1 1 - 1 1 1 1 0 1 1 1 0 1 - 1 1 1 0 1 1 1 1 1 0 - 1 1 1 1 1 1 0 1 0 1 - 1 1 1 1 1 1 1 1 1 0 - 1 1 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 0 0 1 1 - 1 1 1 1 0 1 0 1 1 0]; + ## SCALE is unset and all values in the input IMAGE are the same: + ## case 1: all values are in the [0 1] range] + assert (mat2gray ([.5 .5; .5 .5]), [.5 .5; .5 .5]) + ## case 2: all values are above the [0 1] range + assert (mat2gray ([3 3; 3 3]), [1 1; 1 1]) + ## case 2: all values are below the [0 1] range + assert (mat2gray ([-3 -3; -3 -3]), [0 0; 0 0]) +***** assert(mat2gray([1 2 3], [3 1]), [1 0.5 0]); # max and min inverted +***** assert (mat2gray ([-3 -2 -1]), [0 0.5 1]) +7 tests, 7 passed, 0 known failure, 0 skipped +[inst/imattributes.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imattributes.m +***** shared x, map, img, rgb, bw + [x, map] = imread ("default.img"); + rgb = ind2rgb (x, map); + img = ind2gray (x, map); + bw = im2bw (img); +***** test + h = imshow (img); + a = imattributes (h); + assert ([a.("Height (rows)") a.("Width (columns)")], [53 40]); + assert (a.Class, "uint8"); + assert (a.("Image type"), "intensity"); + assert (a.("Minimum intensity"), uint8 (28)); + assert (a.("Maximum intensity"), uint8 (250)); +No entry for terminal type "unknown"; +using dumb terminal settings. +warning: using the gnuplot graphics toolkit is discouraged - out = [1 1 1 1 0 1 1 0 1 1 - 1 1 0 1 1 0 0 1 1 0 - 1 0 1 0 1 0 0 0 1 1 - 1 0 0 1 0 1 0 1 0 1 - 1 0 1 0 1 0 1 0 1 0 - 1 0 0 1 0 1 0 1 0 1 - 1 0 0 0 0 0 1 0 1 0 - 1 0 0 0 0 0 1 1 0 1 - 1 0 0 0 1 1 0 0 1 1 - 1 1 1 1 0 1 0 1 1 0]; - assert (bwperim (in), logical (out)) - assert (bwperim (in, 4), logical (out)) +The gnuplot graphics toolkit is not actively maintained and has a number +of limitations that are unlikely to be fixed. Communication with gnuplot +uses a one-directional pipe and limited information is passed back to the +Octave interpreter so most changes made interactively in the plot window +will not be reflected in the graphics properties managed by Octave. For +example, if the plot window is closed with a mouse click, Octave will not +be notified and will not update its internal list of open figure windows. +The qt toolkit is recommended instead. +***** xtest + h = imshow (rgb); + a = imattributes (h); + assert ([a.("Height (rows)") a.("Width (columns)")], [53 40]); + assert (a.Class, "uint8"); + assert (a.("Image type"), "truecolor"); + assert (isfield (a, "Minimum intensity"), false); + assert (isfield (a, "Maximum intensity"), false); +!!!!! known failure +ASSERT errors for: assert (a.Class,"uint8") - out = [1 1 1 1 0 1 1 0 1 1 - 1 1 0 1 1 1 1 1 1 0 - 1 1 1 0 1 1 0 1 1 1 - 1 0 1 1 0 1 0 1 0 1 - 1 0 1 0 1 1 1 1 1 0 - 1 0 1 1 1 1 0 1 0 1 - 1 0 0 0 0 1 1 1 1 0 - 1 0 0 0 0 1 1 1 1 1 - 1 0 0 1 1 1 0 0 1 1 - 1 1 1 1 0 1 0 1 1 0]; - assert (bwperim (in, 8), logical (out)) + Location | Observed | Expected | Reason + [] 'double' 'uint8' Strings don't match +***** test + h = imshow (bw); + a = imattributes (h); + assert ([a.("Height (rows)") a.("Width (columns)")], [53 40]); + assert (a.Class, "logical"); + assert (a.("Image type"), "binary"); + assert (isfield (a, "Minimum intensity"), false); + assert (isfield (a, "Maximum intensity"), false); +***** test + h = imshow (x, map); + a = imattributes (h); + assert ([a.("Height (rows)") a.("Width (columns)")], [53 40]); + assert (a.Class, "uint8"); + assert (a.("Image type"), "indexed"); + assert (a.("Minimum intensity"), uint8 (0)); + assert (a.("Maximum intensity"), uint8 (55)); +***** test + h = imshow (img); + a1 = imattributes (); + a2 = imattributes (h); + assert (a1, a2); +5 tests, 4 passed, 1 known failure, 0 skipped +[inst/iptnum2ordinal.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/iptnum2ordinal.m +***** assert (strcmp (iptnum2ordinal (1), 'first')); # simple works +***** assert (strcmp (iptnum2ordinal (21), '21st')); # after 20, goes stupid +***** assert (strcmp (iptnum2ordinal (100), '100th')); # use th correctly +***** fail ("iptnum2ordinal (inf)"); # must be real +***** fail ("iptnum2ordinal (0)"); # must be positive +***** fail ("iptnum2ordinal (-1)"); # must be positive +***** fail ("iptnum2ordinal (3.4)"); # must be integer +7 tests, 7 passed, 0 known failure, 0 skipped +[inst/cp2tform.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/cp2tform.m +***** function [crw, cap] = coords (npt = 1000, scale = 2, dtheta = pi/3, + dx = 2, dy = -6, sig2noise = 1e32) + theta = (rand(npt, 1)*2-1)*2*pi; + R = rand(npt,1); + y = R.*sin(theta); + x = R.*cos(theta); + crw = [y x]; - out = [1 1 1 1 0 1 1 0 1 1 - 1 0 0 0 0 1 0 0 1 0 - 1 0 0 0 0 0 0 1 0 1 - 1 0 1 0 0 0 0 0 0 1 - 1 0 0 0 0 1 0 1 0 0 - 1 0 0 0 1 0 0 0 0 1 - 1 0 0 0 0 0 0 1 0 0 - 1 0 0 0 0 1 1 0 0 1 - 1 0 0 1 0 1 0 0 1 1 - 1 1 1 1 0 1 0 1 1 0]; - assert (bwperim (in, [1 0 0; 0 1 0; 0 0 1]), logical (out)) + thetap = theta + dtheta; + Rap = R * scale; + + yap = Rap.*sin(thetap); + yap = yap + dy; + yap = yap + rand (size (yap)) * norm (yap) / sig2noise; + + xap = Rap.*cos(thetap); + xap = xap + dx; + xap = xap + rand (size (xap)) * norm (xap) / sig2noise; + cap = [yap xap]; +***** endfunction ***** test - in = [ 0 0 0 0 0 0 0 - 0 0 5 0 0 1 9 - 0 Inf 9 7 0 0 0 - 0 1.5 5 7 1 0 0 - 0 0.5 -1 89 i 0 0 - 0 4 10 15 1 0 0 - 0 0 0 0 0 0 0]; - out = [0 0 0 0 0 0 0 - 0 0 1 0 0 1 1 - 0 1 0 1 0 0 0 - 0 1 0 0 1 0 0 - 0 1 0 0 1 0 0 - 0 1 1 1 1 0 0 - 0 0 0 0 0 0 0]; - assert (bwperim (in), logical (out)) + npt = 100000; + [crw, cap] = coords (npt); + ttype = 'projective'; + T = cp2tform (crw, cap, ttype); + crw2 = tforminv (T, cap); + finalerr = norm (crw - crw2)/npt; + assert (finalerr < 2*eps, "norm = %3.2e ( > 2*eps)", finalerr) ***** test - in = reshape (magic(16), [8 8 4]) > 50; - out(:,:,1) = [ - 1 1 0 1 0 1 1 1 - 0 1 1 1 1 1 0 1 - 0 1 1 1 1 1 0 1 - 1 1 0 1 1 1 1 1 - 1 1 1 1 1 1 1 1 - 1 1 1 0 1 0 1 1 - 1 1 1 0 1 0 1 1 - 1 0 1 1 1 1 1 0]; - out(:,:,2) = [ - 1 1 0 1 0 1 1 1 - 0 1 1 0 1 1 0 1 - 0 1 0 0 0 1 0 1 - 1 0 1 0 0 0 1 1 - 1 0 0 1 0 1 0 1 - 1 0 1 0 1 0 1 1 - 1 1 1 0 1 0 1 1 - 1 0 1 1 1 1 1 0]; - out(:,:,3) = [ - 1 1 0 1 0 1 1 1 - 0 1 1 0 1 1 0 1 - 0 1 0 0 0 1 0 1 - 1 0 0 0 0 0 1 1 - 1 0 0 1 0 1 0 1 - 1 0 1 0 1 0 1 1 - 1 1 1 0 1 0 1 1 - 1 0 1 1 1 1 1 0]; - out(:,:,4) = [ - 1 1 0 1 0 1 1 1 - 0 1 1 1 1 1 0 1 - 0 1 1 1 1 1 0 1 - 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 0 - 1 1 1 0 1 0 1 1 - 1 1 1 0 1 0 1 1 - 1 0 1 1 1 1 1 0]; - assert (bwperim (in), logical (out)) + npt = 100000; + [crw, cap] = coords (npt); + ttype = 'affine'; + T = cp2tform (crw, cap, ttype); + crw2 = tforminv (T, cap); + finalerr = norm (crw - crw2)/npt; + assert (finalerr < 2*eps, "norm = %3.2e ( > 2*eps)", finalerr) +***** xtest + npt = 100000; + [crw, cap] = coords (npt); + ttype = 'nonreflective similarity'; + T = cp2tform (crw, cap, ttype); + crw2 = tforminv (T, cap); + finalerr = norm (crw - crw2)/npt; + assert (finalerr < 3*eps, "norm = %3.2e ( > 3*eps)", finalerr) +***** test + npt = 100000; + [crw, cap] = coords (npt); + cap(:,2) *= -1; % reflection around y axis + ttype = 'similarity'; + T = cp2tform (crw, cap, ttype); + crw2 = tforminv (T, cap); + finalerr = norm (crw - crw2)/npt; + assert (finalerr < 3*eps, "norm = %3.2e ( > 3*eps)", finalerr) +***** xtest + npt = 100000; + [crw, cap] = coords (npt); + ttype = 'polynomial'; + ord = 2; + T = cp2tform (crw, cap, ttype, ord); + crw2 = tforminv (T, cap); + finalerr = norm (crw - crw2)/npt; + assert (finalerr < eps, "norm = %3.2e ( > eps)", finalerr) +***** xtest + npt = 100000; + [crw, cap] = coords (npt); + ttype = 'polynomial'; + ord = 3; + T = cp2tform (crw, cap, ttype, ord); + crw2 = tforminv (T, cap); + finalerr = norm (crw - crw2)/npt; + assert (finalerr < eps, "norm = %3.2e ( > eps)", finalerr) +***** xtest + npt = 100000; + [crw, cap] = coords (npt); + ttype = 'polynomial'; + ord = 4; + T = cp2tform (crw, cap, ttype, ord); + crw2 = tforminv (T, cap); + finalerr = norm (crw - crw2)/npt; + assert (finalerr < 6*eps, "norm = %3.2e ( > 6*eps)", finalerr) +7 tests, 7 passed, 0 known failure, 0 skipped +[inst/imopen.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imopen.m +***** shared in, out + in = [ 0 0 0 1 1 1 0 0 1 1 + 0 1 0 1 1 1 0 0 0 1 + 1 1 1 1 1 0 0 0 0 0 + 0 1 1 1 1 0 0 0 0 0 + 0 0 0 1 0 0 0 0 1 0 + 0 0 0 0 0 0 0 1 1 1 + 0 0 0 0 1 0 1 0 1 0 + 0 0 0 1 1 1 1 1 0 0 + 0 0 0 0 1 1 1 0 0 0 + 0 0 0 1 1 1 0 0 0 0]; - out(:,:,1) = [ - 1 1 0 1 0 1 1 1 - 0 1 1 1 1 1 0 1 - 0 1 1 1 1 1 0 1 - 1 1 0 1 1 1 1 1 - 1 1 1 1 1 1 1 1 - 1 1 1 0 1 0 1 1 - 1 1 1 0 1 0 1 1 - 1 0 1 1 1 1 1 0]; - out(:,:,2) = [ - 1 1 0 1 0 1 1 1 - 0 1 1 1 1 1 0 1 - 0 1 1 0 0 1 0 1 - 1 1 1 1 0 1 1 1 - 1 0 1 1 1 1 1 1 - 1 0 1 0 1 0 1 1 - 1 1 1 0 1 0 1 1 - 1 0 1 1 1 1 1 0]; - out(:,:,3) = [ - 1 1 0 1 0 1 1 1 - 0 1 1 1 1 1 0 1 - 0 1 0 0 0 1 0 1 - 1 1 0 0 0 1 1 1 - 1 0 1 1 1 1 1 1 - 1 0 1 0 1 0 1 1 - 1 1 1 0 1 0 1 1 - 1 0 1 1 1 1 1 0]; - out(:,:,4) = [ - 1 1 0 1 0 1 1 1 - 0 1 1 1 1 1 0 1 - 0 1 1 1 1 1 0 1 - 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 0 - 1 1 1 0 1 0 1 1 - 1 1 1 0 1 0 1 1 - 1 0 1 1 1 1 1 0]; - assert (bwperim (in, 18), logical (out)) -***** error bwperim ("text") -***** error bwperim (rand (10), 5) -***** error bwperim (rand (10), "text") + out = [ 0 0 0 1 1 1 0 0 0 0 + 0 0 0 1 1 1 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0]; +***** assert (imopen (logical (in), ones (3)), logical (out)); + + out = [80 80 1 8 15 51 51 51 51 40 + 80 80 7 8 15 54 55 55 55 40 + 4 7 7 8 15 54 55 55 55 40 + 17 17 17 7 3 54 55 55 55 28 + 17 17 17 2 9 54 54 54 52 33 + 17 17 17 29 29 29 29 26 33 33 + 5 5 13 29 29 29 30 32 39 39 + 6 6 13 29 29 29 30 32 39 39 + 10 12 77 77 77 35 35 35 39 39 + 10 12 77 77 77 35 35 35 27 27]; +***** assert (imopen (magic (10), ones (3)), out); +***** assert (imopen (uint8 (magic (10)), strel ("square", 3)), uint8 (out)); + + ## using a se that will be decomposed in 2 pieces + out =[ 1 1 1 8 15 40 40 40 40 40 + 4 4 4 8 15 40 40 40 40 40 + 4 4 4 8 15 40 40 40 40 40 + 5 5 5 3 3 28 28 28 28 28 + 5 5 5 2 9 28 28 28 28 28 + 5 5 13 26 26 26 26 26 26 26 + 5 5 13 29 29 29 29 29 27 27 + 6 6 13 29 29 29 29 29 27 27 + 6 6 13 29 29 29 29 29 27 27 + 6 6 13 29 29 29 29 29 27 27]; +***** assert (imopen (magic (10), ones(5)), out); + + ## using a weird non-symmetric and even-size se + out =[ 7 7 1 8 15 55 51 51 41 40 + 7 7 7 8 16 55 55 55 51 41 + 4 9 7 7 16 54 55 54 55 47 + 25 25 9 9 3 52 54 52 54 28 + 25 24 25 2 9 33 52 34 52 34 + 17 24 29 31 29 30 33 26 33 34 + 17 5 29 31 31 31 30 32 39 33 + 10 6 13 35 35 29 31 32 45 39 + 10 12 77 36 36 35 35 31 45 45 + 11 12 77 77 77 36 36 35 27 45]; +***** assert (imopen (magic (10), [1 0 0 0; 1 1 1 0; 0 1 0 1]), out); +5 tests, 5 passed, 0 known failure, 0 skipped +[inst/edgetaper.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/edgetaper.m +***** assert (class (edgetaper (rand (100), rand (16))), "double") +***** assert (class (edgetaper (randi (255, 100, "uint8"), rand (16))), "uint8") +2 tests, 2 passed, 0 known failure, 0 skipped +[inst/imquantize.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imquantize.m +***** error + imquantize (rand (5), [3 4 2 5]) +***** error + imquantize (rand (5), [1 2 3], "foo") +***** error + imquantize (rand (5), [1 2 3 4], 1:6) +***** error + imquantize (rand (5), [1 2 3 4], 1:2) ***** test - a = false (5); - a(1:4,2:4) = true; + img = [-inf 0 10000000; -100000 -3 1/1000000; 5 5 10]; + [q, q_idx] = imquantize (img, 5); + assert (q, [1 1 2; 1 1 1; 1 1 2]) + assert (q_idx, q) +***** test + img = [1:10; 11:20; 21:30; 31:40; 41:50; 51:60; 61:70]; - p = false (5); - p(1:4,[2 4]) = true; - assert (bwperim (a, [0 0 0; 1 1 1; 0 0 0]), p) + expected_q = [ + 0 0 0 0 0 1 1 1 1 1 + 1 1 1 1 1 5 5 5 5 5 + 5 5 5 5 5 10 10 10 10 10 + 20 20 20 20 20 20 20 20 20 20 + 30 30 30 30 30 30 30 30 30 30 + 30 30 30 30 30 30 30 30 30 30 + 15 15 15 15 15 15 15 15 15 15]; + + expected_q_idx = [ + 1 1 1 1 1 2 2 2 2 2 + 2 2 2 2 2 3 3 3 3 3 + 3 3 3 3 3 4 4 4 4 4 + 5 5 5 5 5 5 5 5 5 5 + 6 6 6 6 6 6 6 6 6 6 + 6 6 6 6 6 6 6 6 6 6 + 7 7 7 7 7 7 7 7 7 7]; + + [q, q_idx] = imquantize (img, [5 15 25 30 40 60], [0 1 5 10 20 30 15]); + assert (q, expected_q) + assert (q_idx, expected_q_idx) + + [q, q_idx] = imquantize (single (img), [5 15 25 30 40 60], + [0 1 5 10 20 30 15]); + assert (q, expected_q) + assert (q_idx, expected_q_idx) + + [q, q_idx] = imquantize (uint8 (img), [5 15 25 30 40 60], + [0 1 5 10 20 30 15]); + assert (q, expected_q) + assert (q_idx, expected_q_idx) + + [q, q_idx] = imquantize (uint8 (img), uint8 ([5 15 25 30 40 60]), + [0 1 5 10 20 30 15]); + assert (q, expected_q) + assert (q_idx, expected_q_idx) + + [q, q_idx] = imquantize (uint8 (img), uint8 ([5 15 25 30 40 60]), + uint8 ([0 1 5 10 20 30 15])); + assert (q, uint8 (expected_q)) + assert (q_idx, expected_q_idx) ***** test - a = false (8, 8, 5); - a(4:5,4:5,2:4) = true; - a(2:7,2:7,3) = true; - assert (bwperim (a, 26), a) + img = randi ([0 255], 10, "uint8"); + [q, q_idx] = imquantize (img, [50 100 150 200]); + assert (class (q), "double") + assert (class (q_idx), "double") - ## It is easy to forget that is correct - b = a; - b(4:5, 4:5, 3) = false; - assert (bwperim (a), b) + [q, q_idx] = imquantize (img, [50 100 150 200], uint16 ([5 7 8 9 2])); + assert (class (q), "uint16") + assert (class (q_idx), "double") - c = a; - c(3:6,3:6,3) = false; - assert (bwperim (a, 4), c) + [q, q_idx] = imquantize (img, [50 100 150 200], uint8 ([5 7 8 9 2])); + assert (class (q), "uint8") + assert (class (q_idx), "double") ***** test - conn_self = logical ([0 0 0; 0 1 0; 0 0 0]); - assert (bwperim (true), true) - assert (bwperim (true, conn_self), false) - assert (bwperim (true (1, 6)), true (1, 6)) - assert (bwperim (true (1, 6), conn_self), false (1, 6)) - assert (bwperim (true (6, 1)), true (6, 1)) + img = [1:10; 11:20; 21:30; 31:40; 41:50; 51:60; 61:70].'; + r_idx = reshape (randperm (numel (img)), size (img)); - bw_3d = true (1, 1, 6); - assert (bwperim (bw_3d), bw_3d) - assert (bwperim (bw_3d, conn_self), false (1, 1, 6)) - assert (bwperim (bw_3d, true (3)), bw_3d) + [quant, quant_idx] = imquantize (img, [5 15 25 30 40 60]); + [quant_r, quant_r_idx] = imquantize (img(r_idx), [5 15 25 30 40 60]); - perim_3d = bw_3d; - perim_3d(1, 1, 2:end-1) = false; - conn_3d = false (3, 3, 3); - conn_3d(2, 2, :) = true; - assert (bwperim (true (1, 1, 6), conn_3d), perim_3d) -9 tests, 9 passed, 0 known failure, 0 skipped -[inst/bwunpack.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/bwunpack.m -***** error id=Octave:invalid-fun-call bwunpack () -***** error bwunpack (uint8 (1)) -***** error bwunpack (uint32 (1), -1) -***** error bwunpack (uint32 (1), 4.2) -***** xtest - ## bug #55521 - assert (bwunpack (uint32 (2.^[0:31])), logical (eye (32))) -***** xtest - ## bug #55521 - assert (bwunpack (uint32 (repmat (7, [1 3 3 3])), 3), true (3, 3, 3, 3)) -***** assert (bwunpack (uint32 (zeros (0, 0))), false (0, 0)) -***** assert (bwunpack (uint32 (zeros (0, 0)), 0), false (0, 0)) -***** assert (bwunpack (uint32 (zeros (0, 5)), 0), false (0, 5)) -***** assert (bwunpack (uint32 (zeros (0, 5, 7)), 0), false (0, 5, 7)) -***** assert (bwunpack (uint32 (zeros (1, 0))), false (32, 0)) -***** assert (bwunpack (uint32 (zeros (2, 0, 7))), false (64, 0, 7)) -***** assert (bwunpack (uint32 (zeros (2, 0, 7))), false (64, 0, 7)) -***** assert (bwunpack (uint32 (zeros (2, 0, 7)), 60), false (60, 0, 7)) -***** error - bwunpack (uint32 (1), 1042) + assert (imquantize (img(r_idx), [5 15 25 30 40 60]), quant(r_idx)) + assert (quant_r, quant_r_idx) +8 tests, 8 passed, 0 known failure, 0 skipped +[inst/psf2otf.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/psf2otf.m +***** test + psf = rand (6, 1); + assert (psf2otf (psf), fft (circshift (psf, [-3])), eps); +***** test + psf = rand (6, 6); + assert (psf2otf (psf), fft2 (circshift (psf, [-3 -3])), eps); +***** test + psf = rand (6, 6, 6); + assert (psf2otf (psf), fftn (circshift (psf, [-3 -3 -3])), eps); +***** test + psf = rand (7, 1); + assert (psf2otf (psf), fft (circshift (psf, [-3])), eps); +***** test + psf = rand (7, 7); + assert (psf2otf (psf), fft2 (circshift (psf, [-3 -3])), 1e-14); +***** test + psf = rand (6, 7, 8); + assert (psf2otf (psf), fftn (circshift (psf, [-3 -3 -4])), 6e-14); +***** test + psf = rand (6, 1); + ppsf = [psf; 0]; + assert (psf2otf (psf, 7), fft (circshift (ppsf, [-3])), eps); +***** test + psf = rand (6, 1); + ppsf = [[psf; 0] zeros(7, 6)]; + assert (psf2otf (psf, [7 7]), fft2 (circshift (ppsf, [-3 0])), eps); +***** test + psf = rand (6, 6); + ppsf = [psf zeros(6, 1)]; + assert (psf2otf (psf, [6 7]), fft2 (circshift (ppsf, [-3 -3])), 1e-14); +***** error psf2otf ('foo') +***** error psf2otf (rand (16), 14) +***** error psf2otf (rand (16), [14 14]) +***** error psf2otf (rand (16), [18]) +***** error psf2otf (rand (16), [18 14]) +***** test + psf = fspecial ("gaussian", 16) + 1i; + otf = psf2otf (psf); + assert (otf2psf (otf), psf, eps); 15 tests, 15 passed, 0 known failure, 0 skipped +[inst/@imref2d/sizesMatch.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref2d/sizesMatch.m +***** error id=Octave:invalid-fun-call sizesMatch (imref2d) +***** test + I = zeros (256, 256); + r = imref2d ([256, 256]); + assert (sizesMatch (r, I), true) + I2 = zeros (246, 300); + assert (sizesMatch (r, I2), false) +***** test + r = imref2d ([256, 256]); + assert (sizesMatch (r, []), false) +***** test + r = imref2d ([256, 256]); + assert (sizesMatch (r, 42), false) +***** test + r = imref2d ([256, 256]); + assert (sizesMatch (r, zeros (256, 256, 3, 2)), true) +***** test + I = zeros (384, 512, 3); + r = imref2d (size (I)); + assert (sizesMatch (r, I), true) +6 tests, 6 passed, 0 known failure, 0 skipped +[inst/@imref2d/imref2d.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref2d/imref2d.m +***** error id=Octave:invalid-fun-call imref2d (1, 2, 3, 4) +***** error id=Octave:invalid-input-arg imref2d (42) +***** error id=Octave:invalid-input-arg imref2d ([42]) +***** error id=Octave:expected-integer imref2d ([4.2, 42]) +***** error id=Octave:expected-positive imref2d ([0, 0]) +***** error id=Octave:expected-positive imref2d ([-4, 2]) +***** error id=Octave:expected-positive imref2d ([4, 2], 0, 2) +***** error id=Octave:expected-positive imref2d ([4, 2], 2, 0) +***** error id=Octave:expected-real imref2d ([4, 2], j, 2) +***** error id=Octave:expected-real imref2d ([4, 2], 2, j) +***** error id=Octave:expected-real imref2d ([4, 2], [j, 2], [3, 4]) +***** error id=Octave:expected-real imref2d ([4, 2], [1, 2], [j, 4]) +***** error id=Octave:expected-vector imref2d ([4, 2], [], []) +***** error id=Octave:expected-vector imref2d ([4, 2], [], [1]) +***** error id=Octave:expected-scalar imref2d ([4, 2], [1], []) +***** error id=Octave:incorrect-size imref2d ([4, 2], [1, 2], [0]) +***** error id=Octave:incorrect-size imref2d ([4, 2], [1, 2], [1, 2, 3]) +***** error id=Octave:incorrect-size imref2d ([4, 2], [1, 2, 3], [1, 2]) +***** error id=Octave:incorrect-size imref2d ([4, 2], [1; 2], [1, 2]) +***** error id=Octave:incorrect-size imref2d ([4, 2], [1, 2], [1; 2]) +***** error id=Octave:invalid-indexing imref2d().InvalidProperty +***** error id=Octave:expected-increasing imref2d ([100 200], [1.5 0.5], [2.5 3.5]) +***** error id=Octave:expected-increasing imref2d ([100 200], [1.5 2.5], [2.5 1.5]) +***** test + r = imref2d; + assert (r.XWorldLimits, [0.5, 2.5]) + assert (r.YWorldLimits, [0.5, 2.5]) + assert (r.ImageSize, [2, 2]) + assert (r.PixelExtentInWorldX, 1) + assert (r.PixelExtentInWorldY, 1) + assert (r.ImageExtentInWorldX, 2) + assert (r.ImageExtentInWorldY, 2) + assert (r.XIntrinsicLimits, [0.5, 2.5]) + assert (r.YIntrinsicLimits, [0.5, 2.5]) +***** test + r = imref2d ([100, 200]); + assert (r.XWorldLimits, [0.5, 200.5]) + assert (r.YWorldLimits, [0.5, 100.5]) + assert (r.ImageSize, [100, 200]) + assert (r.PixelExtentInWorldX, 1) + assert (r.PixelExtentInWorldY, 1) + assert (r.ImageExtentInWorldX, 200) + assert (r.ImageExtentInWorldY, 100) + assert (r.XIntrinsicLimits, [0.5, 200.5]) + assert (r.YIntrinsicLimits, [0.5, 100.5]) +***** test + xWorldLimits = [2, 5]; + yWorldLimits = [3, 6]; + r = imref2d ([291, 240], xWorldLimits, yWorldLimits); + assert (r.XWorldLimits, [2, 5]) + assert (r.YWorldLimits, [3, 6]) + assert (r.ImageSize, [291, 240]) + assert (r.PixelExtentInWorldX, 0.0125) + assert (r.PixelExtentInWorldY, 0.0103, 1e-3) + assert (r.ImageExtentInWorldX, 3) + assert (r.ImageExtentInWorldY, 3) + assert (r.XIntrinsicLimits, [0.5, 240.5]) + assert (r.YIntrinsicLimits, [0.5, 291.5]) +***** test + pixelExtentInWorldX = 0.3125; + pixelExtentInWorldY = 0.3125; + r = imref2d ([512, 512], pixelExtentInWorldX, pixelExtentInWorldY); + assert (r.XWorldLimits, [0.15625, 160.1562], 1e-4) + assert (r.YWorldLimits, [0.15625, 160.1562], 1e-4) + assert (r.ImageSize, [512, 512]) + assert (r.PixelExtentInWorldX, 0.3125) + assert (r.PixelExtentInWorldY, 0.3125) + assert (r.ImageExtentInWorldX, 160) + assert (r.ImageExtentInWorldY, 160) + assert (r.XIntrinsicLimits, [0.5, 512.5]) + assert (r.YIntrinsicLimits, [0.5, 512.5]) +***** test + pixelExtentInWorldX = 0.1; + pixelExtentInWorldY = 0.4; + r = imref2d ([100, 200], pixelExtentInWorldX, pixelExtentInWorldY); + assert (r.XWorldLimits, [0.05, 20.05], 1e-4) + assert (r.YWorldLimits, [0.2, 40.2], 1e-4) + assert (r.ImageSize, [100, 200]) + assert (r.PixelExtentInWorldX, 0.1) + assert (r.PixelExtentInWorldY, 0.4) + assert (r.ImageExtentInWorldX, 20) + assert (r.ImageExtentInWorldY, 40) + assert (r.XIntrinsicLimits, [0.5, 200.5]) + assert (r.YIntrinsicLimits, [0.5, 100.5]) +***** test + r = imref2d; + assert (r.XWorldLimits, [0.5, 2.5]) + assert (r.YWorldLimits, [0.5, 2.5]) + assert (r.ImageSize, [2, 2]) + assert (r.PixelExtentInWorldX, 1) + assert (r.PixelExtentInWorldY, 1) + assert (r.ImageExtentInWorldX, 2) + assert (r.ImageExtentInWorldY, 2) + assert (r.XIntrinsicLimits, [0.5, 2.5]) + assert (r.YIntrinsicLimits, [0.5, 2.5]) + r.ImageSize = [800, 600]; + assert (r.XWorldLimits, [0.5, 2.5]) + assert (r.YWorldLimits, [0.5, 2.5]) + assert (r.ImageSize, [800, 600]) + assert (r.PixelExtentInWorldX, 0.003333, 1e-5) + assert (r.PixelExtentInWorldY, 0.0025) + assert (r.ImageExtentInWorldX, 2) + assert (r.ImageExtentInWorldY, 2) + assert (r.XIntrinsicLimits, [0.5, 600.5]) + assert (r.YIntrinsicLimits, [0.5, 800.5]) +***** test + r = imref2d; + assert (r.XWorldLimits, [0.5, 2.5]) + assert (r.YWorldLimits, [0.5, 2.5]) + assert (r.ImageSize, [2, 2]) + assert (r.PixelExtentInWorldX, 1) + assert (r.PixelExtentInWorldY, 1) + assert (r.ImageExtentInWorldX, 2) + assert (r.ImageExtentInWorldY, 2) + assert (r.XIntrinsicLimits, [0.5, 2.5]) + assert (r.YIntrinsicLimits, [0.5, 2.5]) + r.XWorldLimits = [-60, 13.33]; + r.YWorldLimits = [-900.8, -560.26]; + assert (r.XWorldLimits, [-60, 13.33]) + assert (r.YWorldLimits, [-900.8, -560.26]) + assert (r.PixelExtentInWorldX, 36.6650) + assert (r.PixelExtentInWorldY, 170.27, 1e-5) + assert (r.ImageExtentInWorldX, 73.33, 1e-5) + assert (r.ImageExtentInWorldY, 340.54, 1e-5) + assert (r.XIntrinsicLimits, [0.5, 2.5]) + assert (r.YIntrinsicLimits, [0.5, 2.5]) +***** test + r = imref2d; + fail ("r.XWorldLimits = []", "") + fail ("r.XWorldLimits = [1]", "") + fail ("r.XWorldLimits = [j]", "") + fail ("r.XWorldLimits = [1; 2]", "") + fail ("r.YWorldLimits = []", "") + fail ("r.YWorldLimits = [1]", "") + fail ("r.YWorldLimits = [j]", "") + fail ("r.YWorldLimits = [1; 2]", "") +***** assert (imref2d ([4, 2, 3]).ImageSize, [4, 2]); +32 tests, 32 passed, 0 known failure, 0 skipped +[inst/@imref2d/contains.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref2d/contains.m +***** error id=Octave:invalid-fun-call contains (imref2d) +***** error id=Octave:invalid-fun-call contains (imref2d, 1) +***** error id=Octave:invalid-fun-call contains (imref2d, 1, 2, 3) +***** error id=Octave:invalid-input-arg contains (imref2d, 1, [2, 3]) +***** error id=Octave:invalid-input-arg contains (imref2d, [1, 2], 3) +***** error id=Octave:expected-real contains (imref2d, 0, j) +***** error id=Octave:expected-real contains (imref2d, j, 0) +***** assert (contains (imref2d, [], []), logical( zeros (0, 0))) +***** assert (contains (imref2d, [1, 2; 3, 4], [5, -6; 7, 8]), logical (zeros (2, 2))) +***** test + r = imref2d ([256, 256]); + assert (contains(r, [5, 8, 8], [5, 10, 257]), logical([1, 1, 0])) +10 tests, 10 passed, 0 known failure, 0 skipped +[inst/@imref2d/worldToSubscript.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref2d/worldToSubscript.m +***** error id=Octave:invalid-fun-call worldToSubscript (imref2d) +***** error id=Octave:invalid-fun-call worldToSubscript (imref2d, 1, 2, 3) +***** error id=Octave:expected-real worldToSubscript (imref2d, 1j, 2) +***** error id=Octave:expected-real worldToSubscript (imref2d, 1, 2j) +***** error id=Octave:invalid-input-arg worldToSubscript (imref2d, [1, 2], 3) +***** error id=Octave:invalid-input-arg worldToSubscript (imref2d, [1], [2, 3]) +***** test + r = imref2d ([512, 512], 0.3125, 0.3125); + xW = [38.44, 39.44, 38.44, -0.2]; + yW = [68.75, 68.75, 75.75, -1]; + [rS, cS] = worldToSubscript (r, xW, yW); + assert (rS, [220, 220, 242, NaN]) + assert (cS, [123, 126, 123, NaN]) +7 tests, 7 passed, 0 known failure, 0 skipped +[inst/@imref2d/worldToIntrinsic.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref2d/worldToIntrinsic.m +***** error id=Octave:invalid-fun-call worldToIntrinsic (imref2d) +***** error id=Octave:invalid-fun-call worldToIntrinsic (imref2d, 1, 2, 3) +***** error id=Octave:expected-real worldToIntrinsic (imref2d, 1j, 2) +***** error id=Octave:expected-real worldToIntrinsic (imref2d, 1, 2j) +***** error id=Octave:invalid-input-arg worldToIntrinsic (imref2d, [1, 2], 3) +***** error id=Octave:invalid-input-arg worldToIntrinsic (imref2d, [1], [2, 3]) +***** test + r = imref2d ([512, 512], 0.3125, 0.3125); + xW = [38.44, 39.44, 38.44, -0.2]; + yW = [68.75, 68.75, 75.75, -1]; + [xI, yI] = worldToIntrinsic (r, xW, yW); + assert (xI, [123.008, 126.208, 123.008, -0.64], 1e-6) + assert (yI, [220, 220, 242.4, -3.2], 1e-6) +7 tests, 7 passed, 0 known failure, 0 skipped +[inst/@imref2d/intrinsicToWorld.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref2d/intrinsicToWorld.m +***** error id=Octave:invalid-fun-call intrinsicToWorld (imref2d) +***** error id=Octave:invalid-fun-call intrinsicToWorld (imref2d, 1, 2, 3) +***** error id=Octave:expected-real intrinsicToWorld (imref2d, 1j, 2) +***** error id=Octave:expected-real intrinsicToWorld (imref2d, 1, 2j) +***** error id=Octave:invalid-input-arg intrinsicToWorld (imref2d, [1, 2], 3) +***** error id=Octave:invalid-input-arg intrinsicToWorld (imref2d, [1], [2, 3]) +***** test + r = imref2d ([512, 512], 0.3125, 0.3125); + xIntrinsic = [34, 442]; + yIntrinsic = [172, 172]; + [xWorld, yWorld] = intrinsicToWorld (r, xIntrinsic, yIntrinsic); + assert (xWorld, [10.625, 138.125]) + assert (yWorld, [53.75, 53.75]) +***** test + [xWorld, yWorld] = intrinsicToWorld (imref2d, -5.3, -2.8); + assert (xWorld, -5.3) + assert (yWorld, -2.8) +***** test + [xW, yW] = intrinsicToWorld (imref2d, [1, 2; 3, 4], [2, 3; 5, 9]); + assert (xW, [1, 2; 3, 4]) + assert (yW, [2, 3; 5, 9]) +9 tests, 9 passed, 0 known failure, 0 skipped +[inst/imfindcircles.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imfindcircles.m +***** shared im0, rgb0, im1 + im0 = [0 0 0 0 0; + 0 1 2 1 0; + 0 2 5 2 0; + 0 1 2 1 0; + 0 0 0 0 0]; + rgb0 = cat (3, im0, 3.*im0, 2.*im0); + im1 = zeros (20); + im1(2:6, 5:9) = 1; + im1(13:19, 13:19) = 1; +***** function image = circlesimage (numx, numy, centersx, centersy, rs, values) + ## create an image with circles of given parameters + num = length (centersx); + image = zeros (numy, numx); + [indy, indx] = meshgrid (1:numx, 1:numy); + for n = 1:num + centerx = centersx(n); + centery = centersy(n); + r = rs(n); + value = values(n); + dist_squared = (indx - centerx).^ 2 + (indy - centery).^ 2; + image(dist_squared <= (r-0.5)^2) = value; + endfor +***** endfunction +***** error imfindcircles () +***** error imfindcircles (im0) +***** error imfindcircles (im0, [1 2 3]) +***** error imfindcircles (im0, -3) +***** error imfindcircles (im0, 4+2*i) +***** error imfindcircles (ones (5,5,4), 2) +***** error imfindcircles (ones (5,5,5,5), 2) +***** error imfindcircles (im0, [2 1]) +***** error imfindcircles (im0, 2, "rubbish") +***** error imfindcircles (im0, 2, "more", "rubbish") +***** error imfindcircles (im0, 2, "ObjectPolarity", "rubbish") +***** error imfindcircles (im0, 2, "ObjectPolarity", 5) +***** error imfindcircles (im0, 2, "ObjectPolarity") +***** error imfindcircles (im0, 2, "Method", "rubbish") +***** error imfindcircles (im0, 2, "Method", 5) +***** error imfindcircles (im0, 2, "Method") +***** error imfindcircles (im0, 2, "Sensitivity", "rubbish") +***** error imfindcircles (im0, 2, "Sensitivity") +***** error imfindcircles (im0, 2, "Sensitivity", -0.1) +***** error imfindcircles (im0, 2, "Sensitivity", 1.1) +***** error imfindcircles (im0, 2, "Sensitivity", [0.1 0.2]) +***** error imfindcircles (im0, 2, "EdgeThreshold", "rubbish") +***** error imfindcircles (im0, 2, "EdgeThreshold") +***** error imfindcircles (im0, 2, "EdgeThreshold", -0.1) +***** error imfindcircles (im0, 2, "EdgeThreshold", 1.1) +***** error imfindcircles (im0, 2, "EdgeThreshold", [0.1 0.2]) +***** error imfindcircles (im0, 2, "EdgeThreshold", 0.1, "ObjectPolarity", "bright", + "Sensitivity", 0.3, "Method", "PhaseCode", "more", 1) +***** test # none of this should fail + imfindcircles (im0, 2); + imfindcircles (im0, [1 2]); + imfindcircles (logical (im0), 2); + imfindcircles (logical (im0), [1 2]); + imfindcircles (rgb0, 2); + imfindcircles (rgb0, [1 2]); + imfindcircles (uint8 (im0), 2); + imfindcircles (uint8 (im0), [1 2]); + imfindcircles (im0, 2, "ObjectPolarity", "bright"); + imfindcircles (im0, 2, "ObjectPolarity", "dark"); + imfindcircles (im0, 2, "Method", "PhaseCode"); + imfindcircles (im0, 2, "Sensitivity", 0.5); + imfindcircles (im0, 2, "EdgeThreshold", 0.5); + imfindcircles (im0, 2, "ObjectPolarity", "bright", "Method", "PhaseCode"); + imfindcircles (im0, 2, "ObjectPolarity", "bright", "Sensitivity", 0.3, + "Method", "PhaseCode"); + imfindcircles (im0, 2, "EdgeThreshold", 0.1, "ObjectPolarity", "bright", + "Sensitivity", 0.3, "Method", "PhaseCode"); +***** test + centers = imfindcircles (im1, 2); + assert (size (centers, 2), 2) + assert (class (centers), "double") +***** test + [centers, radii] = imfindcircles (im1, [1 5]); + assert (size (centers, 2), 2) + assert (size (radii, 2), 1) + assert (class (radii), "double") +***** test + [centers, radii, strengths] = imfindcircles (im1, [1 5]); + assert (size (strengths, 2), 1) + assert (class (strengths), "double") +***** error [a b c d] = imfindcircles (im0, 2); +***** test ## sub-pixel accuracy of circle center + xs = [95.7]; + ys = [101.1]; + rs = [50]; + vals = [0.5]; + im = circlesimage (200, 200, xs, ys, rs, vals); + filt = ones (3) ./ 9; + im = imfilter (im, filt); + [centers, radii] = imfindcircles (im, [40 60]); + assert (centers, [101.1, 95.7], 0.1); + assert (radii, 50, 1); +***** test + ## specificity to circular shapes and strengths output value + xs = [100 202]; + ys = [101, 203]; + rs = [40, 41]; + vals = [0.8, 0.9]; + im = circlesimage (300, 300, xs, ys, rs, vals); + filt = ones (3) ./ 9; + im = imfilter (im, filt); + im(30:170, 50:100) = 0; + im(20:120, 180:280) = 1; + [centers, radii, strengths] = imfindcircles (im, [30 50], "Sensitivity", 0.9); + assert (size (centers), [2 2]); + assert (centers, [203, 202; 101, 100], 1.5); + assert (radii, [40; 41], 2.5); + assert (strengths(1) / strengths(2) > 1.8, true); +***** test # radius range parameter & dark circles + xs = [50, 420, 180]; + ys = [80, 100, 200]; + rs = [35, 30, 40]; + vals = [0.7, 0.8, 0.9]; + im = circlesimage (300, 500, xs, ys, rs, vals); + filt = ones (3) ./ 9; + im = imfilter (im, filt); + [centers1, radii1] = imfindcircles (im, [28 36]); + [centers2, radii2] = imfindcircles (im, [28 42]); + assert (size (centers1), [2 2]); + assert (centers1, [100 420; 80 50], 0.2); + assert (radii1, [30; 35], 2); + assert (size (centers2), [3 2]); + im_dark = 1-im; + [centers_dark, radii_dark, strengths_dark] = imfindcircles (im_dark, [25 42], "ObjectPolarity", "dark"); + assert (sortrows (centers_dark), [80 50; 100 420; 200 180], 0.2); + assert (sortrows (radii_dark), [30; 35; 40], 1); +***** test # ability to find circles with big radius + xs = [111, 555, 341]; + ys = [222, 401, 161]; + rs = [45, 50, 150]; + vals = [0.6, 0.8, 0.7]; + im = circlesimage (400, 701, xs, ys, rs, vals); + [centers, radii] = imfindcircles (im, [140 160], "Sensitivity", 0.98); + assert (centers, [161, 341], 0.2); + assert (radii, 150, 1); +***** test # overlapping circles + xs = [105, 155]; + ys = [202, 221]; + rs = [45, 50]; + vals = [0.5, 0.8]; + im = circlesimage(385, 422, xs, ys, rs, vals); + filt = ones (3) ./ 9; + im = imfilter (im, filt); + [centers, radii] = imfindcircles (im, [30 80]); + assert (centers, [221, 155; 202, 105], 0.5); + assert (radii, [50; 45], 1); +***** test # overlapping circles, only 10 pixels apart + xs = [155, 155]; + ys = [175, 157]; + rs = [50, 50]; + vals = [0.7, 0.8]; + im = circlesimage (300, 300, xs, ys, rs, vals); + filt = ones (3) ./ 9; + im = imfilter (im, filt); + [centers, radii] = imfindcircles (im, [30 80], "Sensitivity", 0.95); + assert (centers, [157, 155; 175, 155], 1); + assert (radii, [50; 50], 1); +***** test # edge threshold parameter + xs = [100 202]; + ys = [101, 203]; + rs = [40, 41]; + vals = [0.1, 0.9]; + im = circlesimage (300, 300, xs, ys, rs, vals); + filt = ones (3) ./ 9; + im= imfilter (im, filt); + [centers_auto, radii_auto] = imfindcircles (im, [30 50]); + [centers_0, radii_0] = imfindcircles (im, [30 50], "EdgeThreshold", 0); + [centers_05, radii_05] = imfindcircles (im, [30 50], "EdgeThreshold", 0.5); + assert (centers_auto, [203, 202], 0.2); + assert (radii_auto, 41, 1); + assert (centers_0, [101, 100; 203, 202], 0.2); + assert (radii_0, [40; 41], 1); + assert (centers_05, [203, 202], 0.2); + assert (radii_05, 41, 1); +***** demo + ## First generate an input image: + model = [ 1.0 0.2 0.2 0.2 0.5 0 + 1.0 0.3 0.3 -0.1 -0.2 0 + -0.5 0.7 0.7 -0.5 0.5 0]; + im = phantom (model); + im(170:230,170:230) = 1; + im = imfilter (im, fspecial ("average", 3)); + im = imnoise (im, "salt & pepper"); + imshow (im); + + ## Find and show circles with radius between 20 and 50: + [centers, radii] = imfindcircles (im, [20 50]); + viscircles (centers, radii) + title ("found circles in red") +39 tests, 39 passed, 0 known failure, 0 skipped +[inst/im2bw.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/im2bw.m +***** assert(im2bw ([0 0.4 0.5 0.6 1], 0.5), logical([0 0 0 1 1])); # basic usage +***** assert(im2bw (uint8 ([0 100 255]), 0.5), logical([0 0 1])); # with a uint8 input +***** warning bw = im2bw (logical ([0 1 0])); +***** warning bw = im2bw (logical ([0 1 0]), 1); +***** test + warning ("off", "all", "local"); + assert (im2bw (logical ([0 1 0])), logical ([0 1 0])) + assert (im2bw (logical ([0 1 0]), 0), logical ([0 1 0])) + assert (im2bw (logical ([0 1 0]), 1), logical ([0 1 0])) +***** assert (nnz (im2bw (uint8 ([0:255]), 0.9)), 26) +***** test + img = uint8 ([0:255]); + s = 0; + for i=0:.1:1 + s += nnz (im2bw (img, i)); + endfor + assert (s, 1405) +***** assert (nnz (im2bw (int16 ([-128:127]), 0.499)), 194) +***** assert (nnz (im2bw (int16 ([-128:127]), 0.500)), 128) +***** assert (nnz (im2bw (int16 ([-128:127]), 0.501)), 62) +***** test + img = uint16 ([0:intmax("uint16")]); + s = 0; + for i=0:.1:1 + s += nnz (im2bw (img, i)); + endfor + assert (s, 360445) +***** test + img = int16 ([intmin("int16"):intmax("int16")]); + s = 0; + for i=0:.1:1 + s += nnz (im2bw (img, i)); + endfor + assert (s, 360445) +***** test + im = [((randn(10)/10)+.3) ((randn(10)/10)+.7)]; + assert (im2bw (im, "Otsu"), im2bw (im, graythresh (im, "Otsu"))) + assert (im2bw (im, "moments"), im2bw (im, graythresh (im, "moments"))) +***** test + im = [((randn(10)/10)+.3) ((randn(10)/10)+.7)]; + im = reshape (im, [10 10 1 2]); + assert (im2bw (im, "Otsu"), im2bw (im, graythresh (im, "Otsu"))) + assert (im2bw (im, "moments"), im2bw (im, graythresh (im, "moments"))) +14 tests, 14 passed, 0 known failure, 0 skipped +[inst/medfilt2.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/medfilt2.m +***** shared b, f + b = [ 0 1 2 3 + 1 8 12 12 + 4 20 24 21 + 7 22 25 18]; + f = [ 0 1 2 0 + 1 4 12 3 + 4 12 20 12 + 0 7 20 0]; +***** assert (medfilt2 (b), f); + + f = [ 0 1 2 3 + 1 8 12 12 + 4 20 24 18 + 4 20 24 18]; +***** assert (medfilt2 (b, true (3, 1)), f); +***** assert (medfilt2 (b, [3 1]), f); + + f = [ 1 8 10 10 + 1 8 12 12 + 4 20 24 18 + 7 20 24 18]; +***** assert (medfilt2 (b, [3 1], 10), f); +***** assert (medfilt2 (b, 10, [3 1]), f); + + f = [ 0.5 4.5 7.0 7.5 + 2.5 14.0 18.0 15.0 + 2.5 14.0 18.0 15.0 + 2.0 10.0 12.0 9.0]; +***** assert (medfilt2 (b, true (4, 1)), f); +***** assert (medfilt2 (b, [4 1]), f); +***** test + A = zeros (3, 3); + B = ones (3, 3); + C = [1 1 1; 2 2 2; 3 3 3]; + D = C'; + E = ones (3, 3); + E(2,2) = 2; + F = 3 .* ones (3, 3); + F(2,2) = 1; + G = [-1 2 7; -5 2 8; -7 pi 9]; + H = [5 2 8; 1 -3 1; 5 1 0]; + A_out = [0 0 0; 0 0 0; 0 0 0]; + B_out = [0 1 0; 1 1 1; 0 1 0]; + C_out = [0 1 0; 1 2 1; 0 2 0]; + D_out = [0 1 0; 1 2 2; 0 1 0]; + E_out = [0 1 0; 1 1 1; 0 1 0]; + F_out = [0 3 0; 3 3 3; 0 3 0]; + G_out = [0 0 0; 0 2 2; 0 0 0]; + H_out = [0 1 0; 1 1 0; 0 0 0]; + assert (medfilt2 (A), A_out); + assert (medfilt2 (B), B_out); + assert (medfilt2 (C), C_out); + assert (medfilt2 (D), D_out); + assert (medfilt2 (E), E_out); + assert (medfilt2 (F), F_out); + assert (medfilt2 (G), G_out); + assert (medfilt2 (H), H_out); +8 tests, 8 passed, 0 known failure, 0 skipped +[inst/imcomplement.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imcomplement.m +***** assert (imcomplement (10), -9); +***** assert (imcomplement (single (10)), single (-9)); +***** assert (imcomplement (0.2), 0.8); +***** assert (imcomplement (uint8 (0)), uint8 (255)); +***** assert (imcomplement (uint8 (1)), uint8 (254)); +***** assert (imcomplement (uint16 (0)), uint16 (65535)); +***** assert (imcomplement (uint16 (1)), uint16 (65534)); +***** assert (imcomplement (int8 (-128)), int8 ( 127)); +***** assert (imcomplement (int8 ( 127)), int8 (-128)); +***** assert (imcomplement (int16 (-1)), int16 ( 0)); +***** assert (imcomplement (int16 ( 0)), int16 (-1)); +***** assert (imcomplement (int16 ( 1)), int16 (-2)); +***** assert (imcomplement ([true false true]), [false true false]) +***** error imcomplement ("not an image") +14 tests, 14 passed, 0 known failure, 0 skipped [inst/edge.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/edge.m ***** test @@ -8277,89 +8256,918 @@ (1) 0.261 0.35 Abs err 0.089001 exceeds tol 0 by 0.09 (2) 0.6525 0.875 Abs err 0.2225 exceeds tol 0 by 0.2 24 tests, 22 passed, 2 known failures, 0 skipped -[inst/imhmax.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imhmax.m +[inst/grayslice.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/grayslice.m +***** test + expected = uint8 ([0 4 5 5 9]); + im = [0 0.45 0.5 0.55 1]; + assert (grayslice (im), expected) + assert (grayslice (im, 10), expected) + assert (grayslice (im, uint8 (10)), expected) + assert (grayslice (im, [.1 .2 .3 .4 .5 .6 .7 .8 .9]), expected) +***** test + im = [0 0.45 0.5 0.55 1]; + assert (grayslice (im, 2), uint8 ([0 0 1 1 1])) + assert (grayslice (im, 3), uint8 ([0 1 1 1 2])) + assert (grayslice (im, 4), uint8 ([0 1 2 2 3])) + assert (grayslice (im, [0 0.5 1]), uint8 ([1 1 2 2 3])) + assert (grayslice (im, [0.5 1]), uint8 ([0 0 1 1 2])) + assert (grayslice (im, [0.6 1]), uint8 ([0 0 0 0 2])) +***** test + im = [0 .55 1]; + assert (grayslice (im, 9), uint8 ([0 4 8])) + assert (grayslice (im, 9.1), uint8 ([0 5 8])) + assert (grayslice (im, 10), uint8 ([0 5 9])) +***** assert (grayslice ([0 .5 1], [0 1 .5]), uint8 ([1 2 3])) +***** test + ## 0 > N > 1 values are treated as if they are V and N=2 + im = [0 .5 .55 .7 1]; + assert (grayslice (im, .5), uint8 ([0 1 1 1 1])) + assert (grayslice (im, .51), uint8 ([0 0 1 1 1])) + assert (grayslice (im, .7), uint8 ([0 0 0 1 1])) + assert (grayslice (im, 1), uint8 ([0 0 0 0 0])) + assert (grayslice (im, 1.2), uint8 ([0 0 0 0 0])) +***** assert (grayslice ([0 .5 .7 1], [0 .5 1 2]), uint8 ([1 2 2 4])) +***** assert (grayslice ([0 .45 .5 .65 .7 1], [.4 .5 .5 .7 .7 1]), + uint8 ([0 1 3 3 5 6])) +***** assert (grayslice ([-.5 .1 .8 1.2], [-1 -.4 .05 .6 .9 1.1 2]), + uint8 ([1 3 4 7])) +***** assert (grayslice ([0 .5 1], [-1 .5 1 2]), uint8 ([1 2 4])) +***** assert (grayslice ([-2 -1 .5 1], [-1 .5 1]), uint8 ([0 1 2 3])) +***** test + sliced = [ + repmat(0, [26 1]) + repmat(1, [25 1]) + repmat(2, [26 1]) + repmat(3, [25 1]) + repmat(4, [26 1]) + repmat(5, [25 1]) + repmat(6, [26 1]) + repmat(7, [25 1]) + repmat(8, [26 1]) + repmat(9, [26 1]) + ]; + sliced = uint8 (sliced(:).'); + assert (grayslice (uint8 (0:255)), sliced) +***** assert (grayslice (uint8 (0:255), 255), uint8 ([0:254 254])) +***** assert (class (grayslice (uint8 (0:255), 256)), "double") +***** xtest + assert (grayslice (uint8 (0:255), 256), [1:256]) + + ## While the above fails, this passes and should continue to do so + ## since it's the actual formula in the documentation. + assert (grayslice (uint8 (0:255), 256), + grayslice (uint8 (0:255), (1:255)./256)) +!!!!! known failure +ASSERT errors for: assert (grayslice (uint8 (0:255), 256),[1:256]) + + Location | Observed | Expected | Reason + (129) 130 129 Abs err 1 exceeds tol 0 by 1 + (130) 131 130 Abs err 1 exceeds tol 0 by 1 + (131) 132 131 Abs err 1 exceeds tol 0 by 1 + (132) 133 132 Abs err 1 exceeds tol 0 by 1 + (133) 134 133 Abs err 1 exceeds tol 0 by 1 + (134) 135 134 Abs err 1 exceeds tol 0 by 1 + (135) 136 135 Abs err 1 exceeds tol 0 by 1 + (136) 137 136 Abs err 1 exceeds tol 0 by 1 + (137) 138 137 Abs err 1 exceeds tol 0 by 1 + (138) 139 138 Abs err 1 exceeds tol 0 by 1 + (139) 140 139 Abs err 1 exceeds tol 0 by 1 + (140) 141 140 Abs err 1 exceeds tol 0 by 1 + (141) 142 141 Abs err 1 exceeds tol 0 by 1 + (142) 143 142 Abs err 1 exceeds tol 0 by 1 + (143) 144 143 Abs err 1 exceeds tol 0 by 1 + (144) 145 144 Abs err 1 exceeds tol 0 by 1 + (145) 146 145 Abs err 1 exceeds tol 0 by 1 + (146) 147 146 Abs err 1 exceeds tol 0 by 1 + (147) 148 147 Abs err 1 exceeds tol 0 by 1 + (148) 149 148 Abs err 1 exceeds tol 0 by 1 + (149) 150 149 Abs err 1 exceeds tol 0 by 1 + (150) 151 150 Abs err 1 exceeds tol 0 by 1 + (151) 152 151 Abs err 1 exceeds tol 0 by 1 + (152) 153 152 Abs err 1 exceeds tol 0 by 1 + (153) 154 153 Abs err 1 exceeds tol 0 by 1 + (154) 155 154 Abs err 1 exceeds tol 0 by 1 + (155) 156 155 Abs err 1 exceeds tol 0 by 1 + (156) 157 156 Abs err 1 exceeds tol 0 by 1 + (157) 158 157 Abs err 1 exceeds tol 0 by 1 + (158) 159 158 Abs err 1 exceeds tol 0 by 1 + (159) 160 159 Abs err 1 exceeds tol 0 by 1 + (160) 161 160 Abs err 1 exceeds tol 0 by 1 + (161) 162 161 Abs err 1 exceeds tol 0 by 1 + (162) 163 162 Abs err 1 exceeds tol 0 by 1 + (163) 164 163 Abs err 1 exceeds tol 0 by 1 + (164) 165 164 Abs err 1 exceeds tol 0 by 1 + (165) 166 165 Abs err 1 exceeds tol 0 by 1 + (166) 167 166 Abs err 1 exceeds tol 0 by 1 + (167) 168 167 Abs err 1 exceeds tol 0 by 1 + (168) 169 168 Abs err 1 exceeds tol 0 by 1 + (169) 170 169 Abs err 1 exceeds tol 0 by 1 + (170) 171 170 Abs err 1 exceeds tol 0 by 1 + (171) 172 171 Abs err 1 exceeds tol 0 by 1 + (172) 173 172 Abs err 1 exceeds tol 0 by 1 + (173) 174 173 Abs err 1 exceeds tol 0 by 1 + (174) 175 174 Abs err 1 exceeds tol 0 by 1 + (175) 176 175 Abs err 1 exceeds tol 0 by 1 + (176) 177 176 Abs err 1 exceeds tol 0 by 1 + (177) 178 177 Abs err 1 exceeds tol 0 by 1 + (178) 179 178 Abs err 1 exceeds tol 0 by 1 + (179) 180 179 Abs err 1 exceeds tol 0 by 1 + (180) 181 180 Abs err 1 exceeds tol 0 by 1 + (181) 182 181 Abs err 1 exceeds tol 0 by 1 + (182) 183 182 Abs err 1 exceeds tol 0 by 1 + (183) 184 183 Abs err 1 exceeds tol 0 by 1 + (184) 185 184 Abs err 1 exceeds tol 0 by 1 + (185) 186 185 Abs err 1 exceeds tol 0 by 1 + (186) 187 186 Abs err 1 exceeds tol 0 by 1 + (187) 188 187 Abs err 1 exceeds tol 0 by 1 + (188) 189 188 Abs err 1 exceeds tol 0 by 1 + (189) 190 189 Abs err 1 exceeds tol 0 by 1 + (190) 191 190 Abs err 1 exceeds tol 0 by 1 + (191) 192 191 Abs err 1 exceeds tol 0 by 1 + (192) 193 192 Abs err 1 exceeds tol 0 by 1 + (193) 194 193 Abs err 1 exceeds tol 0 by 1 + (194) 195 194 Abs err 1 exceeds tol 0 by 1 + (195) 196 195 Abs err 1 exceeds tol 0 by 1 + (196) 197 196 Abs err 1 exceeds tol 0 by 1 + (197) 198 197 Abs err 1 exceeds tol 0 by 1 + (198) 199 198 Abs err 1 exceeds tol 0 by 1 + (199) 200 199 Abs err 1 exceeds tol 0 by 1 + (200) 201 200 Abs err 1 exceeds tol 0 by 1 + (201) 202 201 Abs err 1 exceeds tol 0 by 1 + (202) 203 202 Abs err 1 exceeds tol 0 by 1 + (203) 204 203 Abs err 1 exceeds tol 0 by 1 + (204) 205 204 Abs err 1 exceeds tol 0 by 1 + (205) 206 205 Abs err 1 exceeds tol 0 by 1 + (206) 207 206 Abs err 1 exceeds tol 0 by 1 + (207) 208 207 Abs err 1 exceeds tol 0 by 1 + (208) 209 208 Abs err 1 exceeds tol 0 by 1 + (209) 210 209 Abs err 1 exceeds tol 0 by 1 + (210) 211 210 Abs err 1 exceeds tol 0 by 1 + (211) 212 211 Abs err 1 exceeds tol 0 by 1 + (212) 213 212 Abs err 1 exceeds tol 0 by 1 + (213) 214 213 Abs err 1 exceeds tol 0 by 1 + (214) 215 214 Abs err 1 exceeds tol 0 by 1 + (215) 216 215 Abs err 1 exceeds tol 0 by 1 + (216) 217 216 Abs err 1 exceeds tol 0 by 1 + (217) 218 217 Abs err 1 exceeds tol 0 by 1 + (218) 219 218 Abs err 1 exceeds tol 0 by 1 + (219) 220 219 Abs err 1 exceeds tol 0 by 1 + (220) 221 220 Abs err 1 exceeds tol 0 by 1 + (221) 222 221 Abs err 1 exceeds tol 0 by 1 + (222) 223 222 Abs err 1 exceeds tol 0 by 1 + (223) 224 223 Abs err 1 exceeds tol 0 by 1 + (224) 225 224 Abs err 1 exceeds tol 0 by 1 + (225) 226 225 Abs err 1 exceeds tol 0 by 1 + (226) 227 226 Abs err 1 exceeds tol 0 by 1 + (227) 228 227 Abs err 1 exceeds tol 0 by 1 + (228) 229 228 Abs err 1 exceeds tol 0 by 1 + (229) 230 229 Abs err 1 exceeds tol 0 by 1 + (230) 231 230 Abs err 1 exceeds tol 0 by 1 + (231) 232 231 Abs err 1 exceeds tol 0 by 1 + (232) 233 232 Abs err 1 exceeds tol 0 by 1 + (233) 234 233 Abs err 1 exceeds tol 0 by 1 + (234) 235 234 Abs err 1 exceeds tol 0 by 1 + (235) 236 235 Abs err 1 exceeds tol 0 by 1 + (236) 237 236 Abs err 1 exceeds tol 0 by 1 + (237) 238 237 Abs err 1 exceeds tol 0 by 1 + (238) 239 238 Abs err 1 exceeds tol 0 by 1 + (239) 240 239 Abs err 1 exceeds tol 0 by 1 + (240) 241 240 Abs err 1 exceeds tol 0 by 1 + (241) 242 241 Abs err 1 exceeds tol 0 by 1 + (242) 243 242 Abs err 1 exceeds tol 0 by 1 + (243) 244 243 Abs err 1 exceeds tol 0 by 1 + (244) 245 244 Abs err 1 exceeds tol 0 by 1 + (245) 246 245 Abs err 1 exceeds tol 0 by 1 + (246) 247 246 Abs err 1 exceeds tol 0 by 1 + (247) 248 247 Abs err 1 exceeds tol 0 by 1 + (248) 249 248 Abs err 1 exceeds tol 0 by 1 + (249) 250 249 Abs err 1 exceeds tol 0 by 1 + (250) 251 250 Abs err 1 exceeds tol 0 by 1 + (251) 252 251 Abs err 1 exceeds tol 0 by 1 + (252) 253 252 Abs err 1 exceeds tol 0 by 1 + (253) 254 253 Abs err 1 exceeds tol 0 by 1 + (254) 255 254 Abs err 1 exceeds tol 0 by 1 + (255) 256 255 Abs err 1 exceeds tol 0 by 1 +***** test + ## Use of threshold in the [0 1] range for images of integer type does + ## not really work despite the Matlab documentation. It's Matlab + ## documentation that is wrong, see bug #55059 + + assert (grayslice (uint8([0 100 200 255]), [.1 .4 .5]), + uint8 ([0 3 3 3])) + assert (grayslice (uint8([0 100 200 255]), [100 199 200 210]), + uint8 ([0 1 3 4])) + + ## P (penny) is a 2d image of class double in [1 255] range + q = warning ("query", "Octave:data-file-in-path"); + warning ("off", "Octave:data-file-in-path"); + load ("penny.mat"); + warning (q.state, "Octave:data-file-in-path"); + assert (grayslice (P), repmat (uint8 (9), size (P))) +***** function gs = test_grayslice_v (I, v) + ## This is effectively what grayslice does but slower with a for + ## loop internally. + gs = zeros (size (I)); + for idx = 1:numel (v) + gs(I >= v(idx)) = idx; + endfor + if (numel (v) >= 256) + gs = gs +1; + else + gs = uint8 (gs); + endif +***** endfunction +***** test + q = warning ("query", "Octave:data-file-in-path"); + warning ("off", "Octave:data-file-in-path"); + load ("penny.mat"); + warning (q.state, "Octave:data-file-in-path"); + + ## The loaded P in penny.mat is of size 128x128, class double, and + ## with values in the [1 255] range + penny_uint8 = uint8 (P); + penny_double = im2double (penny_uint8); # rescales to [0 1] range] + + ## default of N = 10 + expected = test_grayslice_v (penny_uint8, + [26 51 77 102 128 153 179 204 230]); + assert (grayslice (penny_uint8, 10), expected) + assert (grayslice (penny_uint8), expected) + + expected = test_grayslice_v (penny_double, + [.1 .2 .3 .4 .5 .6 .7 .8 .9]); + assert (grayslice (penny_double, 10), expected) + assert (grayslice (penny_double), expected) +***** test + ## For images with more than 2d + q = warning ("query", "Octave:data-file-in-path"); + warning ("off", "Octave:data-file-in-path"); + load ("penny.mat"); + warning (q.state, "Octave:data-file-in-path"); + penny_double = im2double (uint8 (P)); + P_3d = repmat (penny_double, [1 1 3]); + P_5d = repmat (penny_double, [1 1 3 2 3]); + + v = [.3 .5 .7]; + expected_2d = test_grayslice_v (penny_double, v); + assert (grayslice (P_3d, v), repmat (expected_2d, [1 1 3])) + assert (grayslice (P_5d, v), repmat (expected_2d, [1 1 3 2 3])) +***** test + q = warning ("query", "Octave:data-file-in-path"); + warning ("off", "Octave:data-file-in-path"); + load ("penny.mat"); + warning (q.state, "Octave:data-file-in-path"); + penny_double = uint8 (P); + + ## Test that change from uint8 to double happens at 256 exactly + assert (class (grayslice (penny_double, 255)), "uint8") + assert (class (grayslice (penny_double, 256)), "double") + + ## If returns in class double, it's +1. + v = [10 150 200]; + v_long = [v 256:600]; + assert (double (grayslice (penny_double, v)) +1, + grayslice (penny_double, v_long)) +***** test + ## If there's a vector for floating point and goes outside the + ## range, it uses the last index of the vector. + q = warning ("query", "Octave:data-file-in-path"); + warning ("off", "Octave:data-file-in-path"); + load ("penny.mat"); + warning (q.state, "Octave:data-file-in-path"); + penny_double = im2double (uint8 (P)); + v = [.3 .5 .7 2:10]; + idx_1 = find (penny_double == 1); + assert (grayslice (penny_double, v)(idx_1), uint8 ([12; 12])) +***** error x = grayslice ([1 2; 3 4], 0) +***** error x = grayslice ([1 2; 3 4], -1) +***** error x = grayslice ([1 2; 3 4], "foo") +***** test + ## test output values for all input classes + + klasse = "uint8"; + im = cast ([intmin(klasse): intmax(klasse)], klasse); + erg05 = grayslice (im, 0.5); + first1_erg05 = im(find (erg05)(1)); + assert (first1_erg05, cast (1, klasse)); + erg5 = grayslice (im, 5); + first1_erg5 = im(find (erg5)(1)); + assert (first1_erg5, cast (51, klasse)); + ergint5 = grayslice (im, uint8 (5)); + first1_ergint5 = im(find (ergint5)(1)); + assert (first1_ergint5, cast (51, klasse)); + + klasse = "uint16"; + im = cast ([intmin(klasse): intmax(klasse)], klasse); + erg05 = grayslice (im, 0.5); + first1_erg05 = im(find (erg05)(1)); + assert (first1_erg05, cast (1, klasse)); + erg5 = grayslice (im, 5); + first1_erg5 = im(find (erg5)(1)); + assert (first1_erg5, cast (13107, klasse)); + ergint5 = grayslice (im, uint8 (5)); + first1_ergint5 = im(find (ergint5)(1)); + assert (first1_ergint5, cast (13107, klasse)); + + klasse = "int16"; + im = cast ([intmin(klasse): intmax(klasse)], klasse); + erg05 = grayslice (im, 0.5); + first1_erg05 = im(find (erg05)(1)); + assert (first1_erg05, cast (-32767, klasse)); + erg5 = grayslice (im, 5); + first1_erg5 = im(find (erg5)(1)); + assert (first1_erg5, cast (-19661, klasse)); + ergint5 = grayslice (im, uint8 (5)); + first1_ergint5 = im(find (ergint5)(1)); + assert (first1_ergint5, cast (-19661, klasse)); + + klasse = "single"; + im = cast ([0:0.001:1], klasse); + erg05 = grayslice (im, 0.5); + first1_erg05 = im(find (erg05)(1)); + assert (first1_erg05, cast (0.5, klasse)); + erg5 = grayslice (im, 5); + first1_erg5 = im(find (erg5)(1)); + assert (first1_erg5, cast (0.2, klasse)); + ergint5 = grayslice (im, uint8 (5)); + first1_ergint5 = im(find (ergint5)(1)); + assert (first1_ergint5, cast (0.2, klasse)); + + klasse = "double"; + im = cast ([0:0.001:1], klasse); + erg05 = grayslice (im, 0.5); + first1_erg05 = im(find (erg05)(1)); + assert (first1_erg05, cast (0.5, klasse)); + erg5 = grayslice (im, 5); + first1_erg5 = im(find (erg5)(1)); + assert (first1_erg5, cast (0.2, klasse)); + ergint5 = grayslice (im, uint8 (5)); + first1_ergint5 = im(find (ergint5)(1)); + assert (first1_ergint5, cast (0.2, klasse)); +23 tests, 22 passed, 1 known failure, 0 skipped +[inst/imapplymatrix.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imapplymatrix.m +***** error id=Octave:invalid-fun-call imapplymatrix () +***** error id=Octave:invalid-fun-call imapplymatrix (42) +***** error id=Octave:invalid-input-arg imapplymatrix (ones (2, 2, 2), 42) +***** error id=Octave:invalid-input-arg imapplymatrix ([], ones (2, 2)) +***** error id=Octave:invalid-input-arg imapplymatrix (ones (0, 2), ones (2, 2)) +***** error id=Octave:invalid-input-arg imapplymatrix (ones (2, 0), ones (2, 2)) +***** error id=Octave:invalid-input-arg imapplymatrix (4, 2, [2, 2]) +***** error id=Octave:invalid-input-arg imapplymatrix (4, 2, [2, 2], "uint8") +***** error id=Octave:invalid-input-arg imapplymatrix (4, 2, 0, 666) +***** assert (imapplymatrix ([], []), []) +***** assert (imapplymatrix ([], [], "uint16"), uint16 ([])) +***** assert (imapplymatrix (1, 10, []), 10) +***** assert (imapplymatrix (1, 10, ones (0, 5)), 10) +***** assert (imapplymatrix (1, 10, ones (5, 0)), 10) +***** assert (imapplymatrix (ones (0), ones (0), 3), []) +***** assert (imapplymatrix (ones (0), ones (4, 0), 3), zeros (4, 0)) +***** assert (imapplymatrix (ones (0), ones (0, 4), 3), zeros (0, 4)) +***** assert (imapplymatrix (ones (2, 0), ones (0, 4), 3), zeros (0, 4)) +***** assert (imapplymatrix (ones (0, 2), ones (0, 4), 3), zeros (0, 4)) +***** assert (imapplymatrix (ones (0, 2), ones (0, 4, 0), 3), zeros (0, 4, 0)) +***** assert (imapplymatrix("a", ones(2, 2)), nan (2, 2)) +***** assert (imapplymatrix("abc", ones(2, 2)), nan (2, 2)) +***** assert (imapplymatrix (1, 10), 10) +***** assert (imapplymatrix (1, 10, 3), 13) +***** assert (imapplymatrix (ones (1), uint8 (10), 3), uint8 (13)) +***** assert (imapplymatrix (uint8 (ones (1)), 10, 3), double (13)) +***** assert (imapplymatrix (uint8 (ones (1)), uint8 (10), 3), uint8 (13)) +***** assert (imapplymatrix (2.6 * ones (1), uint8 (10), 4.7), uint8 (31)) +***** assert (imapplymatrix (42, ones (1, 2)), 42 * ones (1, 2)) +***** assert (imapplymatrix (42, ones (2, 1)), 42 * ones (2, 1)) +***** assert (imapplymatrix (42, ones (2, 2)), 42 * ones (2, 2)) +***** assert (imapplymatrix (42, ones (2, 2), 0.5), 42.5 * ones (2, 2)) +***** assert (imapplymatrix ([4, 2], ones (2, 2, 2), 0.5), 6.5 * ones (2, 2)) +***** assert (imapplymatrix ([4, 2; + 4, 2], ones (2, 2, 2), [0.5, 0.5]), 6.5 * ones (2, 2, 2)) +***** assert (imapplymatrix ([4, 2; + 4, 2], ones (2, 2, 2), [0.5; 0.5]), 6.5 * ones (2, 2, 2)) +***** assert (imapplymatrix ([1, 2, 3], ones (2, 2, 3)), 6 * ones (2, 2, 1)) +***** assert (imapplymatrix ([1, 2, 3], ones (2, 2, 3), 1), 7 * ones (2, 2, 1)) +***** test + expected = zeros (2, 2, 2, "uint8"); + expected(:, :, 1) = 7 * ones (2, 2); + expected(:, :, 2) = 16 * ones (2, 2); + I = uint8 (ones (2, 2, 3)); + assert (imapplymatrix ([1, 2, 3 + 4, 5, 6], I, [1, 1]), expected) +***** test + expected = zeros (2, 2, 2, 2, "uint16"); + expected(:, :, 1, 1) = 7 * ones (2, 2); + expected(:, :, 2, 1) = 16 * ones (2, 2); + expected(:, :, 1, 2) = 13 * ones (2, 2); + expected(:, :, 2, 2) = 31 * ones (2, 2); + I(:, :, :, 1) = uint16 (ones (2, 2, 3)); + I(:, :, :, 2) = 2 * uint16 (ones (2, 2, 3)); + assert (imapplymatrix ([1, 2, 3; + 4, 5, 6], I, [1, 1]), expected) +39 tests, 39 passed, 0 known failure, 0 skipped +[inst/entropy.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/entropy.m +***** assert (entropy ([0 1]), 1) +***** assert (entropy (uint8 ([0 1])), 1) +***** assert (entropy ([0 0]), 0) +***** assert (entropy ([0]), 0) +***** assert (entropy ([1]), 0) +***** assert (entropy ([0 .5; 2 0]), 1.5) +***** assert (entropy (repmat ([0 .5; 2 0], 1, 1, 3)), + entropy ([0 .5; 2 0])) +***** test + A = zeros (3,3); + B = ones (3,3); + C = [1 1 1; 2 2 2; 3 3 3]; + D = C'; + E = ones (3,3); + E(2,2)=2; + F = 3 .* ones (3,3); + F(2,2)=1; + G = [-1 2 7; -5 2 8; -7 pi 9]; + H = [5 2 8; 1 -3 1; 5 1 0]; + pG = [1 2] ./ 3; + G_out = -sum (pG.*log2 (pG)); + pH = [2 7] ./ 9; + H_out = -sum (pH.*log2 (pH)); + assert (entropy (A), 0, eps); + assert (entropy (B), 0, eps); + assert (entropy (C), 0, eps); + assert (entropy (D), 0, eps); + assert (entropy (E), 0, eps); + assert (entropy (F), 0, eps); + assert (entropy (G), G_out, eps); + assert (entropy (H), H_out, eps); +***** test + A = uint8 (zeros (3,3)); + B = uint8 (ones (3,3)); + C = uint8 ([1 1 1; 2 2 2; 3 3 3]); + D = C'; + E = uint8 (ones (3,3)); + E(2,2)=2; + F = 3 .* uint8 (ones (3,3)); + F(2,2)=1; + G = uint8 ([0 2 7; 0 2 8; 0 3 9]); + H = uint8 ([5 2 8; 1 0 1; 5 1 0]); + pC = [1 1 1] ./ 3; + C_out = -sum (pC.*log2 (pC)); + D_out = C_out; + pE = [8 1] ./ 9; + E_out = -sum (pE.*log2 (pE)); + F_out = E_out; + pG = [3 2 1 1 1 1] ./ 9; + G_out = -sum (pG.*log2 (pG)); + pH = [2 3 1 2 1] ./ 9; + H_out = -sum (pH.*log2 (pH)); + assert (entropy (A), 0); + assert (entropy (B), 0); + assert (entropy (C), C_out, eps); + assert (entropy (D), D_out, eps); + assert (entropy (E), E_out, eps); + assert (entropy (F), F_out, eps); + assert (entropy (G), G_out, eps); + assert (entropy (H), H_out, eps); +***** test + L1 = false (3,3); + L1(2,2)=true; + L2 = true (3,3); + L2(2,2)=false; + L3 = logical ([0 1 1; 0 1 1; 0 0 1]); + p12 = [1 8] ./ 9; + out12 = -sum (p12.*log2 (p12)); + p3 = [5 4] ./9; + out3 = -sum (p3.*log2 (p3)); + assert (entropy (L1), out12, eps); + assert (entropy (L2), out12, eps); + assert (entropy (L3), out3, eps); +10 tests, 10 passed, 0 known failure, 0 skipped +[inst/xyz2lab.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/xyz2lab.m +***** assert (xyz2lab ([0, 0, 0]), [0 0 0], 5e-2) +***** assert (xyz2lab ([0.4125, 0.2127, 0.0193]), [53.24, 80.09, 67.20], 5e-2) +***** assert (xyz2lab ([0.7700, 0.9278, 0.1385]), [97.14, -21.55, 94.48], 5e-2) +***** assert (xyz2lab ([0.3576, 0.7152, 0.1192]), [87.74, -86.18, 83.18], 5e-2) +***** assert (xyz2lab ([0.5380, 0.7873, 1.0694]), [91.11, -48.09, -14.13], 5e-2) +***** assert (xyz2lab ([0.1804, 0.07217, 0.9502]), [32.30, 79.19, -107.86], 5e-2) +***** assert (xyz2lab ([0.5929, 0.28484, 0.9696]), [60.32, 98.24, -60.83], 5e-2) +***** assert (xyz2lab ([0.9505, 1.0000, 1.0888]), [100, 0.00, 0.00], 5e-2) +***** assert (xyz2lab ([0.2034, 0.2140, 0.2330]), [53.39, 0.00, 0.00], 5e-2) +***** assert (xyz2lab ([0.2155, 0.1111, 0.0101]), [39.77, 64.51, 54.13], 5e-2) +***** assert (xyz2lab ([0.0883, 0.0455, 0.0041]), [25.42, 47.91, 37.91], 5e-2) +***** assert (xyz2lab ([0.02094, 0.0108, 0.00098]), [9.66, 29.68, 15.24], 5e-2) +***** assert (xyz2lab ([0.5276, 0.3812, 0.2482]), [68.11, 48.39, 22.83], 5e-2) +***** assert (xyz2lab ([1.5 1 1]), [100, 82.15, 5.60], 5e-2) + xyz_map = rand (64, 3); + assert (lab2xyz (xyz2lab (xyz_map)), xyz_map, 1e-5); +***** test + xyz_img = rand (64, 64, 3); + assert (lab2xyz (xyz2lab (xyz_img)), xyz_img, 1e-5); +***** assert (xyz2lab (sparse ([0 0 0])), [0 0 0], 5e-2) +***** assert (class (xyz2lab (single([0.5 0.5 0.5]))), 'single') +***** error xyz2lab () +***** error xyz2lab (1,2) +***** error xyz2lab ({1}) +***** error xyz2lab (ones (2,2)) +***** test + xyz = rand (16, 16, 3, 5); + lab = zeros (size (xyz)); + for i = 1:5 + lab(:,:,:,i) = xyz2lab (xyz(:,:,:,i)); + endfor + assert (xyz2lab (xyz), lab) +22 tests, 22 passed, 0 known failure, 0 skipped +[inst/bestblk.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/bestblk.m +***** demo + siz = bestblk ([200; 10], 50); + disp (siz) +***** error bestblk ("string") +***** error bestblk ([100 200], "string") +***** error <2 elements> bestblk ([100], 5) +***** assert (bestblk ([ 10 12], 2), [ 2 2]); +***** assert (bestblk ([ 10 12], 3), [ 2 3]); +***** assert (bestblk ([300 100], 150), [150 100]); +***** assert (bestblk ([256 128], 17), [ 16 16]); +***** assert (bestblk ([ 17 17], 3), [ 3 3]); +***** assert (bestblk ([230 470]), bestblk ([230 470], 100)) +***** assert (bestblk ([10 12 10], 3), [2 3 2]); +***** assert (bestblk ([ 9 12 9], 3), [3 3 3]); +***** assert (bestblk ([10 12 10 11], 5), [5 4 5 4]); +12 tests, 12 passed, 0 known failure, 0 skipped +[inst/imfill.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imfill.m +***** test + I = uint8 (5.*[1 1 1; 1 0 1; 1 1 1]); + bw = logical ([1 1 1; 1 0 1; 1 1 1]); + I2 = uint8 (5.*ones (3)); + bw2 = logical (ones (3)); + + assert (imfill (int8 (I)), int8 (I2)) + assert (imfill (int16 (I)), int16 (I2)) + assert (imfill (int32 (I)), int32 (I2)) + assert (imfill (int64 (I)), int64 (I2)) + assert (imfill (uint8 (I)), uint8 (I2)) + assert (imfill (uint16 (I)), uint16 (I2)) + assert (imfill (uint32 (I)), uint32 (I2)) + assert (imfill (uint64 (I)), uint64 (I2)) + assert (imfill (single (I)), single (I2)) + assert (imfill (double (I)), double (I2)) + assert (imfill (bw, "holes"), bw2) + assert (imfill (uint8 (bw)), uint8 (bw2)) +***** error + imfill (i + ones (3, 3)); # complex input +***** error + imfill (sparse (double (I))); # sparse input +***** error + imfill (); +***** error + imfill (true (3), 4, "holes", 5) +***** error + imfill (false (3), ones (2, 3)) +***** error + imfill (false (3), ones (2, 3), 4) +***** error + imfill (false (3)) +***** error + imfill (false (3), 0, 4) +***** warning + bw = logical ([1 1 1; 1 0 1; 1 1 1]); + assert (imfill (bw, [5 5]), bw) + assert (imfill (bw, 15), bw) + + bw = repmat (bw, [1 1 3]); + assert (imfill (bw, 30), bw) + assert (imfill (bw, [2 2 5]), bw) +***** test + bw = logical ([1 0 0 0 0 0 0 0 + 1 1 1 1 1 0 0 0 + 1 0 0 0 1 0 1 0 + 1 0 0 0 1 1 1 0 + 1 1 1 1 0 1 1 1 + 1 0 0 1 1 0 1 0 + 1 0 0 0 1 0 1 0 + 1 0 0 0 1 1 1 0]); + bw2 = logical ([1 0 0 0 0 0 0 0 + 1 1 1 1 1 0 0 0 + 1 1 1 1 1 0 1 0 + 1 1 1 1 1 1 1 0 + 1 1 1 1 1 1 1 1 + 1 0 0 1 1 1 1 0 + 1 0 0 0 1 1 1 0 + 1 0 0 0 1 1 1 0]); + bw3 = logical ([1 0 0 0 0 0 0 0 + 1 1 1 1 1 0 0 0 + 1 1 1 1 1 0 1 0 + 1 1 1 1 1 1 1 0 + 1 1 1 1 0 1 1 1 + 1 0 0 1 1 0 1 0 + 1 0 0 0 1 0 1 0 + 1 0 0 0 1 1 1 0]); + assert (imfill (bw, "holes"), bw2) + assert (imfill (bw, 8, "holes"), bw2) + assert (imfill (bw, 4, "holes"), bw2) + assert (imfill (bw, [3 3]), bw3) + assert (imfill (bw, 19), bw3) + assert (imfill (bw, [3 3], 4), bw3) + assert (imfill (bw, 19, 4), bw3) + assert (imfill (bw, [3 3], 8), bw2) + assert (imfill (bw, 19, 8), bw2) + assert (imfill (bw, [19; 20]), bw3) + assert (imfill (bw, [19; 20], 4), bw3) + assert (imfill (bw, [19; 20], 8), bw2) +***** warning + bw = logical ([1 1 1 1 1 1 1 + 1 0 0 0 0 0 1 + 1 0 1 1 1 0 1 + 1 0 1 0 1 0 1 + 1 0 1 1 1 0 1 + 1 0 0 0 0 0 1 + 1 1 1 1 1 1 1]); + bw44 = logical ([1 1 1 1 1 1 1 + 1 0 0 0 0 0 1 + 1 0 1 1 1 0 1 + 1 0 1 1 1 0 1 + 1 0 1 1 1 0 1 + 1 0 0 0 0 0 1 + 1 1 1 1 1 1 1]); + bw9 = logical ([1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 + 1 1 1 0 1 1 1 + 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1]); + assert (imfill (bw, "holes"), logical (ones (7))) + assert (imfill (bw, [4 4]), bw44) + assert (imfill (bw, 9), bw9) + assert (imfill (bw, [4 4; 10 10]), bw44) +***** test + bw = logical ([1 1 0 1 1]); + assert (imfill (bw, "holes"), bw) + bw = logical([1 1 0 1 1; 1 1 1 1 1]); + assert (imfill (bw, "holes"), bw) +***** test + I = zeros (5); + I(:, [2 4]) = 1; + I2_expected = [0 1 1 1 0 + 0 1 1 1 0 + 0 1 1 1 0 + 0 1 1 1 0 + 0 1 1 1 0]; + I2 = imfill (I, [0 0 0; 1 1 1; 0 0 0], "holes"); + assert (I2, I2_expected) +***** test + I = zeros (5); + I(:, [2 4]) = 1; + I2_expected = I; + I2 = imfill (I, [0 1 0; 0 1 0; 0 1 0], "holes"); + assert (I2, I2_expected) +***** test # this test is Matlab compatible + I = zeros (5); + I(:, [2 4]) = 1; + I2_expected = inf .* ones (5); + I2 = imfill (I, [0 0 0; 0 1 0; 0 0 0], "holes"); + assert (I2, I2_expected) +***** test + I = false (5); + I(:, [2 4]) = true; + I2_expected = true (5); + I2 = imfill (I, [0 0 0; 0 1 0; 0 0 0], "holes"); + assert (I2, I2_expected) +***** test + I = uint8 ([10 20 80 85 20 + 15 90 03 25 88 + 05 85 02 50 83 + 90 04 03 80 80 + 10 81 83 85 30]); + I2 = uint8 ([10 20 80 85 20 + 15 90 80 80 88 + 05 85 80 80 83 + 90 80 80 80 80 + 10 81 83 85 30]); + I3 = uint8 ([10 20 80 85 20 + 15 90 05 25 88 + 05 85 05 50 83 + 90 05 05 80 80 + 10 81 83 85 30]); + assert (imfill (I), I2) + assert (imfill (I, 4), I2) + assert (imfill (I, 4, "holes"), I2) + assert (imfill (I, 8), I3) + assert (imfill (I, "holes"), I2) +***** test + v_line = [0 1 0; 0 1 0; 0 1 0]; + h_line = [0 0 0; 1 1 1; 0 0 0]; + im = [0 1 0 0 1 0]; + + assert (imfill (im, h_line, "holes"), [0 1 1 1 1 0]) + assert (imfill (im, v_line, "holes"), [0 1 0 0 1 0]) + assert (imfill (im', h_line, "holes"), [0 1 0 0 1 0]') + assert (imfill (im', v_line, "holes"), [0 1 1 1 1 0]') + + im = repmat (im, [1 1 5]); + assert (imfill (im, h_line, "holes"), repmat ([0 1 1 1 1 0], [1 1 5])) + assert (imfill (im, v_line, "holes"), im) + + im = permute (im, [2 1 3]); + assert (imfill (im, h_line, "holes"), im) + assert (imfill (im, v_line, "holes"), repmat ([0 1 1 1 1 0]', [1 1 5])) +***** test + im = logical ([0 0 0 0 0 0 + 0 1 1 1 1 0 + 0 1 0 0 1 0 + 0 1 1 1 1 0 + 0 0 0 0 0 0]); + fi = logical ([0 0 0 0 0 0 + 0 1 1 1 1 0 + 0 1 1 1 1 0 + 0 1 1 1 1 0 + 0 0 0 0 0 0]); + + assert (imfill (cat (3, im, im, im), 8, 'holes'), cat (3, fi, fi, fi)) + assert (imfill (cat (3, im, im, im), 'holes'), cat (3, im, im, im)) + assert (imfill (cat (3, fi, im, fi), 'holes'), cat (3, fi, fi, fi)) +***** test + emp = false (5, 6); + im = logical ([0 0 0 0 0 0 + 0 1 1 1 1 0 + 0 1 0 1 0 1 + 0 1 1 1 1 0 + 0 0 0 0 0 0]); + fi = logical ([0 0 0 0 0 0 + 0 1 1 1 1 0 + 0 1 1 1 1 1 + 0 1 1 1 1 0 + 0 0 0 0 0 0]); + fi1 = logical ([0 0 0 0 0 0 + 0 1 1 1 1 0 + 0 1 1 1 0 1 + 0 1 1 1 1 0 + 0 0 0 0 0 0]); + fi2 = logical ([0 0 0 0 0 0 + 0 1 1 1 1 0 + 0 1 0 1 1 1 + 0 1 1 1 1 0 + 0 0 0 0 0 0]); + + assert (imfill (cat (3, im, im, im), [3 3 2]), cat (3, fi1, fi1, fi1)) + assert (imfill (cat (3, im, im, im), [3 5 2]), cat (3, fi2, fi2, fi2)) + assert (imfill (cat (3, im, im, im), [3 3 2; 3 5 2]), cat (3, fi, fi, fi)) + assert (imfill (cat (3, emp, im, emp), [3 3 2]), true (5, 6, 3)) +21 tests, 21 passed, 0 known failure, 0 skipped +[inst/imhmin.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imhmin.m ***** shared im0, im0_h2_out - im0 = uint8 ([0 0 0 0 0; - 0 1 2 1 0; - 0 2 5 2 0; - 0 1 2 1 0; - 0 0 0 0 0]); - im0_h2_out = uint8 ([0 0 0 0 0; - 0 1 2 1 0; - 0 2 3 2 0; - 0 1 2 1 0; - 0 0 0 0 0]); -***** error imhmax () -***** error imhmax (im0) -***** error imhmax ("hello", 2) -***** error imhmax (i.*im0, 2) -***** error imhmax (sparse (im0), 2) -***** error imhmax (im0, -2) -***** error imhmax (im0, 'a') -***** error imhmax (im0, ones (2)) -***** error imhmax (im0, 2*i) -***** assert (imhmax (im0, 2), im0_h2_out) -***** assert (imhmax (double (im0), 2), double (im0_h2_out)) -***** assert (imhmax (im0, 2, 8), im0_h2_out) -***** assert (imhmax (im0, 2, 4), im0_h2_out) -***** assert (imhmax (im0, 2, true (3)), im0_h2_out) + im0 = uint8 ([5 5 5 5 5; + 5 4 3 4 5; + 5 3 0 3 5; + 5 4 3 4 5; + 5 5 5 5 5]); + im0_h2_out = uint8 ([5 5 5 5 5; + 5 4 3 4 5; + 5 3 2 3 5; + 5 4 3 4 5; + 5 5 5 5 5]); +***** error imhmin () +***** error imhmin (im0) +***** error imhmin ("hello", 2) +***** error imhmin (i.*im0, 2) +***** error imhmin (sparse (im0), 2) +***** error imhmin (im0, -2) +***** error imhmin (im0, 'a') +***** error imhmin (im0, ones (2)) +***** error imhmin (im0, 2*i) +***** assert (imhmin (im0, 2), im0_h2_out) +***** assert (imhmin (double (im0), 2), double (im0_h2_out)) +***** assert (imhmin (im0, 2, 8), im0_h2_out) +***** assert (imhmin (im0, 2, 4), im0_h2_out) +***** assert (imhmin (im0, 2, true (3)), im0_h2_out) ***** test - out = imhmax (double (im0), 2); + out = imhmin (double (im0), 2); assert (size (out), size (im0)) assert (class (out), "double") ***** test - out = imhmax (single (im0), 2); + out = imhmin (single (im0), 2); assert (size (out), size (im0)) assert (class (out), "single") ***** test - out = imhmax (uint8 (im0), 2); + out = imhmin (uint8 (im0), 2); assert (size (out), size (im0)) assert (class (out), "uint8") ***** test - out = imhmax (uint16 (im0), 2); + out = imhmin (uint16 (im0), 2); assert (size (out), size (im0)) assert (class (out), "uint16") ***** test im = cat (3, im0, im0, im0, im0); - out = imhmax (im, 2); + out = imhmin (im, 2); assert (size (out), size (im)) ***** test - im = zeros (10); - im(2:4, 2:4) = 3; - im(6:8, 6:8) = 8; - expected_4 = zeros (10); - expected_4(6:8, 6:8) = 4; - expected_2 = zeros (10); - expected_2(2:4, 2:4) = 1; - expected_2(6:8, 6:8) = 6; - out = imhmax (im, 4); + im = 10 .* ones (10); + im(2:4, 2:4) = 7; + im(6:8, 6:8) = 2; + expected_4 = 10 .* ones (10); + expected_4(6:8, 6:8) = 6; + expected_2 = 10 .* ones (10); + expected_2(6:8, 6:8) = 4; + expected_2(2:4, 2:4) = 9; + out = imhmin (im, 4); assert (out, expected_4, eps) - out = imhmax (im, 2); + out = imhmin (im, 2); assert (out, expected_2, eps) - out = imhmax (0.1 .* im, 0.4); + out = imhmin (0.1.*im, 0.4); assert (out, 0.1 .* expected_4, eps) ***** test - im2 = zeros (10); - im2(2:4, 2:4) = 3; - im2(6:9, 6:9)=8; - im2(5, 5)=8; - im2(6, 7)=0; - im2(7, 8)=0; - expected_4 = zeros (10); - expected_4(6:9, 6:9) = 4; - expected_4(5, 5) = 4; - expected_4(6, 7) = 0; - expected_4(7, 8) = 0; + im2 = 10 .* ones (10); + im2(2:4, 2:4) = 7; + im2(6:9, 6:9)=2; + im2(5, 5)=2; + im2(6, 7)=10; + im2(7, 8)=10; + expected_4 = 10 .* ones (10); + expected_4(6:9, 6:9) = 6; + expected_4(5, 5) = 6; + expected_4(6, 7) = 10; + expected_4(7, 8) = 10; expected_8 = expected_4; - expected_8(2:4, 2:4) = 3; - out2 = imhmax (im2, 4); + expected_8(2:4, 2:4) = 7; + out2 = imhmin (im2, 4); assert (out2, expected_8, eps) - out2 = imhmax (im2, 4, 4); + out2 = imhmin (im2, 4, 4); assert (out2, expected_4, eps) - out2 = imhmax (im2, 4, 8); + out2 = imhmin (im2, 4, 8); assert (out2, expected_8, eps) 21 tests, 21 passed, 0 known failure, 0 skipped +[inst/qtsetblk.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/qtsetblk.m +***** demo + J=qtsetblk(eye(4),qtdecomp(eye(4)),2,ones(2,2,2)) + % Sets upper-right and lower-left blocks of 2*2 zeros to ones +***** shared A, S + A=[ 1, 4, 2, 5,54,55,61,62; + 3, 6, 3, 1,58,53,67,65; + 3, 6, 3, 1,58,53,67,65; + 3, 6, 3, 1,58,53,67,65; + 23,42,42,42,99,99,99,99; + 27,42,42,42,99,99,99,99; + 23,22,26,25,99,99,99,99; + 22,22,24,22,99,99,99,99]; + S = qtdecomp (A, 10); +***** test + R=A; + vals=zeros(4,4,2); + vals(:,:,1)=reshape([1:16],4,4); + vals(:,:,2)=reshape([21:36],4,4); + R(1:4,1:4)=reshape([1:16],4,4); + R(5:8,5:8)=reshape([21:36],4,4); + assert(qtsetblk(A,S,4,vals),R); +***** test + R=A; + R(1:4,5:8)=1; + R(7:8,1:4)=1; + R(5:6,3:4)=1; + assert(qtsetblk(A,S,2,ones(2,2,7)),R); +***** test + R=A; + R(5:6,1:2)=10; + assert(qtsetblk(A,S,1,ones(1,1,4)*10),R); +3 tests, 3 passed, 0 known failure, 0 skipped +[inst/xyz2rgb.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/xyz2rgb.m +***** assert (xyz2rgb ([0, 0, 0]), [0 0 0], 1e-3) +***** assert (xyz2rgb ([0.4125, 0.2127, 0.0193]), [1 0 0], 1e-3) +***** assert (xyz2rgb ([0.7700, 0.9278, 0.1385]), [1 1 0], 1e-3) +***** assert (xyz2rgb ([0.3576, 0.7152, 0.1192]), [0 1 0], 1e-3) +***** assert (xyz2rgb ([0.5380, 0.7873, 1.0694]), [0 1 1], 1e-3) +***** assert (xyz2rgb ([0.1804, 0.07217, 0.9502]), [0 0 1], 1e-3) +***** assert (xyz2rgb ([0.5929, 0.28484, 0.9696]), [1 0 1], 1e-3) +***** assert (xyz2rgb ([0.9505, 1.0000, 1.0888]), [1 1 1], 1e-3) +***** assert (xyz2rgb ([0.2034, 0.2140, 0.2330]), [0.5 0.5 0.5], 1e-3) +***** assert (xyz2rgb ([0.2155, 0.1111, 0.0101]), [0.75 0 0], 1e-3) +***** assert (xyz2rgb ([0.0883, 0.0455, 0.0041]), [0.5 0 0], 1e-3) +***** assert (xyz2rgb ([0.0210, 0.0108, 0.0010]), [0.25 0 0], 1e-3) +***** assert (xyz2rgb ([0.5276, 0.3812, 0.2482]), [1 0.5 0.5], 1e-3) +***** assert (xyz2rgb ([1.5 1 1]), [1.5712, 0.7109 0.9717], 1e-3) +***** test + xyz_map = rand (64, 3); + assert (rgb2xyz (xyz2rgb (xyz_map)), xyz_map, 3e-4); +***** test + xyz_img = rand (64, 64, 3); + assert (rgb2xyz (xyz2rgb (xyz_img)), xyz_img, 3e-4); +***** assert (xyz2rgb (sparse ([0 0 0])), [0 0 0], 1e-3) +***** assert (class (xyz2rgb (single([0.5 0.5 0.5]))), 'single') +***** error xyz2rgb () +***** error xyz2rgb (1,2) +***** error xyz2rgb ({1}) +***** error xyz2rgb (ones (2,2)) +***** test + xyz = rand (16, 16, 3, 5); + rgb = zeros (size (xyz)); + for i = 1:5 + rgb(:,:,:,i) = xyz2rgb (xyz(:,:,:,i)); + endfor + assert (xyz2rgb (xyz), rgb) +23 tests, 23 passed, 0 known failure, 0 skipped [inst/padarray.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/padarray.m ***** demo @@ -8526,851 +9334,941 @@ assert (padarray (in, [ite ite], "reflect", "post"), padded(11:(14+ite),11:(14+ite))); endfor 26 tests, 26 passed, 0 known failure, 0 skipped -[inst/lab2double.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/lab2double.m -***** test - l_max_f = 100 + (25500 / 65280); - ab_max_f = 127 + (255 / 256); - cm = [ - -Inf - Inf - NaN - l_max_f - ab_max_f - -200 - -129 - -128 - -128+(255/65280)*(0.499999) - -128+(255/65280)*(0.500001) # should be 0.5, but float rounding error - -128+(255/65280)*(0.500002) - -127 - -1 - 0 - (100/65280)*(0.499999) - (100/65280)*(0.51) - (100/65280)*(0.500001) - 1 - 99 - 100 - 101 - 126 - 127 - 128 - 254 - 255 - 256 - 257]; - cm = repmat (cm, [1 3]); - im2d = reshape (cm, [7 4 3]); - imnd = permute (im2d, [1 4 3 2]); - - cm_uint8 = uint8 ([ - 0 0 0 - 255 255 255 - 255 255 255 - 255 228 228 - 255 255 255 - 0 0 0 - 0 0 0 - 0 0 0 - 0 0 0 - 0 0 0 - 0 0 0 - 0 1 1 - 0 127 127 - 0 128 128 - 0 128 128 - 0 128 128 - 0 128 128 - 3 129 129 - 252 227 227 - 255 228 228 - 255 229 229 - 255 254 254 - 255 255 255 - 255 255 255 - 255 255 255 - 255 255 255 - 255 255 255 - 255 255 255]); - - assert (lab2uint8 (cm), cm_uint8) - im2d_uint8 = reshape (cm_uint8, [7 4 3]); - assert (lab2uint8 (im2d), im2d_uint8) - assert (lab2uint8 (imnd), permute (im2d_uint8, [1 4 3 2])) - - cm_uint16 = uint16 ([ - 0 0 0 - 65535 65535 65535 - 65535 65535 65535 - 65535 58468 58468 - 65535 65535 65535 - 0 0 0 - 0 0 0 - 0 0 0 - 0 0 0 - 0 1 1 - 0 1 1 - 0 256 256 - 0 32512 32512 - 0 32768 32768 - 0 32768 32768 - 1 32768 32768 - 1 32768 32768 - 653 33024 33024 - 64627 58112 58112 - 65280 58368 58368 - 65535 58624 58624 - 65535 65024 65024 - 65535 65280 65280 - 65535 65535 65535 - 65535 65535 65535 - 65535 65535 65535 - 65535 65535 65535 - 65535 65535 65535]); +[inst/bwareafilt.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/bwareafilt.m +***** shared a2d, a3d + a2d = [1 0 0 0 0 0 1 0 0 1 + 1 0 0 1 0 1 0 1 0 1 + 1 0 1 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 1 0 0 0 0 0 0 0 0 + 1 1 0 1 1 1 0 0 0 0 + 1 1 0 1 0 0 0 1 0 0 + 1 1 0 0 0 0 1 0 1 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 1 1 0 0 1]; - assert (lab2uint16 (cm), cm_uint16) - im2d_uint16 = reshape (cm_uint16, [7 4 3]); - assert (lab2uint16 (im2d), im2d_uint16) - assert (lab2uint16 (imnd), permute (im2d_uint16, [1 4 3 2])) + a3d = a2d; + a3d(:,:,2) = [ + 0 0 0 0 0 0 0 0 0 0 + 1 0 0 1 1 0 0 1 0 0 + 0 0 0 1 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 1 0 0 0 0 0 0 0 0 + 1 1 0 0 1 1 0 0 0 0 + 1 1 0 1 0 0 0 0 0 0 + 1 0 0 0 0 0 1 0 0 0 + 0 1 0 0 0 0 0 0 0 1 + 1 1 0 0 0 0 1 0 0 0]; - assert (lab2single (cm), single (cm)) - assert (lab2single (im2d), single (im2d)) - assert (lab2single (imnd), single (imnd)) -1 test, 1 passed, 0 known failure, 0 skipped -[inst/entropy.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/entropy.m -***** assert (entropy ([0 1]), 1) -***** assert (entropy (uint8 ([0 1])), 1) -***** assert (entropy ([0 0]), 0) -***** assert (entropy ([0]), 0) -***** assert (entropy ([1]), 0) -***** assert (entropy ([0 .5; 2 0]), 1.5) -***** assert (entropy (repmat ([0 .5; 2 0], 1, 1, 3)), - entropy ([0 .5; 2 0])) + a3d(:,:,3) = [ + 1 0 0 0 0 0 0 0 0 0 + 0 1 0 1 1 0 0 1 0 0 + 0 0 0 1 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 1 1 1 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 1 0 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 1 + 1 1 0 0 0 0 0 0 0 0]; ***** test - A = zeros (3,3); - B = ones (3,3); - C = [1 1 1; 2 2 2; 3 3 3]; - D = C'; - E = ones (3,3); - E(2,2)=2; - F = 3 .* ones (3,3); - F(2,2)=1; - G = [-1 2 7; -5 2 8; -7 pi 9]; - H = [5 2 8; 1 -3 1; 5 1 0]; - pG = [1 2] ./ 3; - G_out = -sum (pG.*log2 (pG)); - pH = [2 7] ./ 9; - H_out = -sum (pH.*log2 (pH)); - assert (entropy (A), 0, eps); - assert (entropy (B), 0, eps); - assert (entropy (C), 0, eps); - assert (entropy (D), 0, eps); - assert (entropy (E), 0, eps); - assert (entropy (F), 0, eps); - assert (entropy (G), G_out, eps); - assert (entropy (H), H_out, eps); + f2d = [0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 1 0 0 0 0 0 0 0 0 + 1 1 0 1 1 1 0 0 0 0 + 1 1 0 1 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0]; + assert (bwareafilt (a2d, 2), logical (f2d)); + assert (bwareafilt (a2d, 2, 8), logical (f2d)); + assert (bwareafilt (a2d, 2, 4), logical (f2d)); ***** test - A = uint8 (zeros (3,3)); - B = uint8 (ones (3,3)); - C = uint8 ([1 1 1; 2 2 2; 3 3 3]); - D = C'; - E = uint8 (ones (3,3)); - E(2,2)=2; - F = 3 .* uint8 (ones (3,3)); - F(2,2)=1; - G = uint8 ([0 2 7; 0 2 8; 0 3 9]); - H = uint8 ([5 2 8; 1 0 1; 5 1 0]); - pC = [1 1 1] ./ 3; - C_out = -sum (pC.*log2 (pC)); - D_out = C_out; - pE = [8 1] ./ 9; - E_out = -sum (pE.*log2 (pE)); - F_out = E_out; - pG = [3 2 1 1 1 1] ./ 9; - G_out = -sum (pG.*log2 (pG)); - pH = [2 3 1 2 1] ./ 9; - H_out = -sum (pH.*log2 (pH)); - assert (entropy (A), 0); - assert (entropy (B), 0); - assert (entropy (C), C_out, eps); - assert (entropy (D), D_out, eps); - assert (entropy (E), E_out, eps); - assert (entropy (F), F_out, eps); - assert (entropy (G), G_out, eps); - assert (entropy (H), H_out, eps); + f2d = [1 0 0 0 0 0 1 0 0 0 + 1 0 0 0 0 1 0 1 0 0 + 1 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 1 0 0 0 0 0 0 0 0 + 1 1 0 1 1 1 0 0 0 0 + 1 1 0 1 0 0 0 1 0 0 + 1 1 0 0 0 0 1 0 1 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0]; + assert (bwareafilt (a2d, 5), logical (f2d)); + assert (bwareafilt (a2d, 5, 8), logical (f2d)); ***** test - L1 = false (3,3); - L1(2,2)=true; - L2 = true (3,3); - L2(2,2)=false; - L3 = logical ([0 1 1; 0 1 1; 0 0 1]); - p12 = [1 8] ./ 9; - out12 = -sum (p12.*log2 (p12)); - p3 = [5 4] ./9; - out3 = -sum (p3.*log2 (p3)); - assert (entropy (L1), out12, eps); - assert (entropy (L2), out12, eps); - assert (entropy (L3), out3, eps); -10 tests, 10 passed, 0 known failure, 0 skipped -[inst/imclose.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imclose.m -***** shared in, out - in = [ 0 0 0 1 1 1 0 0 1 1 - 0 1 0 1 1 1 0 0 0 1 - 1 1 1 1 1 0 0 0 0 0 - 0 1 1 1 1 0 0 0 0 0 - 0 0 0 1 0 0 0 0 1 0 - 0 0 0 0 0 0 0 1 1 1 - 0 0 0 0 1 0 1 0 1 0 - 0 0 0 1 1 1 1 1 0 0 - 0 0 0 0 1 1 1 0 0 0 - 0 0 0 1 1 1 0 0 0 0]; - - out = [ 1 1 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 0 0 0 1 - 1 1 1 1 1 0 0 0 0 1 - 1 1 1 1 1 0 0 0 0 1 - 0 0 0 1 1 0 0 0 1 1 - 0 0 0 1 1 1 1 1 1 1 - 0 0 0 1 1 1 1 1 1 1 - 0 0 0 1 1 1 1 1 0 0 - 0 0 0 1 1 1 1 0 0 0 - 0 0 0 1 1 1 1 0 0 0]; -***** assert (imclose (logical (in), ones (3)), logical (out)); - - out = [99 99 16 16 16 73 74 64 64 64 - 98 88 16 16 16 73 71 64 64 64 - 93 88 88 61 61 61 68 70 70 70 - 93 88 88 61 61 61 68 71 71 71 - 93 93 88 61 61 61 68 75 66 66 - 79 79 82 90 90 49 49 49 49 66 - 79 79 82 91 91 48 46 46 46 66 - 79 79 82 95 97 48 46 46 46 72 - 18 18 94 96 84 48 46 46 46 59 - 18 18 100 96 84 50 50 50 50 59]; -***** assert (imclose (magic (10), ones (3)), out); -***** assert (imclose (uint8 (magic (10)), strel ("square", 3)), uint8 (out)); - - ## using a se that will be decomposed in 2 pieces - out =[ 99 99 88 74 74 74 74 70 70 70 - 98 93 88 74 74 74 74 70 70 70 - 93 93 88 74 74 74 74 70 70 70 - 93 93 88 74 74 74 74 71 71 71 - 93 93 88 75 75 75 75 75 75 75 - 93 93 90 90 90 72 72 72 72 72 - 93 93 91 91 91 72 72 72 72 72 - 93 93 93 95 97 72 72 72 72 72 - 94 94 94 96 97 72 72 72 72 72 - 100 100 100 97 97 72 72 72 72 72]; -***** assert (imclose (magic (10), ones(5)), out); - - ## using a weird non-symmetric and even-size se - out =[ 92 99 16 16 16 70 74 58 58 58 - 98 88 60 73 16 73 69 70 64 58 - 88 81 88 60 60 60 69 69 70 70 - 87 87 61 68 61 60 68 69 71 69 - 86 93 87 61 61 61 68 75 68 69 - 23 82 89 89 90 45 68 45 68 66 - 23 23 82 89 91 48 45 45 45 66 - 79 23 82 95 97 46 48 46 45 72 - 18 79 94 96 78 50 46 46 46 59 - 18 18 100 94 94 78 50 50 46 59]; -***** assert (imclose (magic (10), [1 0 0 0; 1 1 1 0; 0 1 0 1]), out); -5 tests, 5 passed, 0 known failure, 0 skipped -[inst/@strel/strel.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/@strel/strel.m + f2d = [0 0 0 0 0 0 1 0 0 1 + 0 0 0 1 0 1 0 1 0 1 + 0 0 1 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 1 0 0 + 0 0 0 0 0 0 1 0 1 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 1 1 0 0 1]; + assert (bwareafilt (a2d, 11, "smallest", 4), logical (f2d)); ***** test - shape = logical ([0 0 0 1]); - assert (getnhood (strel (shape)), shape); - assert (getnhood (strel ("arbitrary", shape)), shape); - - height = [0 0 0 3]; - assert (getnhood (strel ("arbitrary", shape, height)), shape); - assert (getheight (strel ("arbitrary", shape, height)), height); + f2d = [1 0 0 0 0 0 1 0 0 0 + 1 0 0 0 0 1 0 1 0 0 + 1 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 1 1 1 0 0 0 0 + 0 0 0 1 0 0 0 1 0 0 + 0 0 0 0 0 0 1 0 1 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0]; + assert (bwareafilt (a2d, [3 5]), logical (f2d)); + assert (bwareafilt (a2d, [3 5], 8), logical (f2d)); ***** test - shape = logical ([0 0 1]); - height = [-2 1 3]; ## this works for matlab compatibility - assert (getnhood (strel ("arbitrary", shape, height)), shape); - assert (getheight (strel ("arbitrary", shape, height)), height); + f2d = [1 0 0 0 0 0 0 0 0 0 + 1 0 0 0 0 0 0 0 0 0 + 1 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 1 1 1 0 0 0 0 + 0 0 0 1 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0]; + assert (bwareafilt (a2d, [3 4], 4), logical (f2d)); + assert (bwareafilt (a2d, [3 4], [0 1 0; 1 1 1; 0 1 0]), logical (f2d)); ***** test - shape = logical ([0 0 0 1 0 0 0 - 0 1 1 1 1 1 0 - 0 1 1 1 1 1 0 - 1 1 1 1 1 1 1 - 0 1 1 1 1 1 0 - 0 1 1 1 1 1 0 - 0 0 0 1 0 0 0]); - height = [ 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000 - 0.00000 0.33333 0.66667 0.74536 0.66667 0.33333 0.00000 - 0.00000 0.66667 0.88192 0.94281 0.88192 0.66667 0.00000 - 0.00000 0.74536 0.94281 1.00000 0.94281 0.74536 0.00000 - 0.00000 0.66667 0.88192 0.94281 0.88192 0.66667 0.00000 - 0.00000 0.33333 0.66667 0.74536 0.66667 0.33333 0.00000 - 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000]; - assert (getnhood (strel ("ball", 3, 1)), shape); - assert (getheight (strel ("ball", 3, 1)), height, 0.0001); + f2d = [1 0 0 0 0 0 1 0 0 1 + 1 0 0 1 0 1 0 1 0 1 + 1 0 1 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 1 1 1 0 0 0 0 + 0 0 0 1 0 0 0 1 0 0 + 0 0 0 0 0 0 1 0 1 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 1 1 0 0 0]; + assert (bwareafilt (a2d, [2 4]), logical (f2d)); + assert (bwareafilt (a2d, [2 4], 8), logical (f2d)); + assert (bwareafilt (a2d, [2 4], ones (3)), logical (f2d)); ***** test - shape = logical ([0 0 0 1 0 0 0 - 0 0 1 1 1 0 0 - 0 1 1 1 1 1 0 - 1 1 1 1 1 1 1 - 0 1 1 1 1 1 0 - 0 0 1 1 1 0 0 - 0 0 0 1 0 0 0]); - assert (getnhood (strel ("diamond", 3)), shape); + f3d = [0 0 0 0 0 0 1 0 0 0 + 0 0 0 1 0 1 0 1 0 0 + 0 0 1 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0]; + + f3d(:,:,2) = [ + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 1 1 0 0 1 0 0 + 0 0 0 1 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0 + 1 0 0 0 0 0 0 0 0 0 + 0 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0]; + + f3d(:,:,3) = [ + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 1 1 0 0 1 0 0 + 0 0 0 1 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 1 0 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0]; + assert (bwareafilt (a3d, 2), logical (f3d)); + assert (bwareafilt (a3d, 2, 26), logical (f3d)); + assert (bwareafilt (a3d, 2, ones (3, 3, 3)), logical (f3d)); ***** test - shape = logical ([0 0 0 1 0 0 0 - 0 1 1 1 1 1 0 - 0 1 1 1 1 1 0 - 1 1 1 1 1 1 1 - 0 1 1 1 1 1 0 - 0 1 1 1 1 1 0 - 0 0 0 1 0 0 0]); - assert (getnhood (strel ("disk", 3, 0)), shape); + f3d = [0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 1 0 0 0 0 0 0 0 0 + 1 1 0 1 1 1 0 0 0 0 + 1 1 0 1 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0]; + + f3d(:,:,2) = [ + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 1 0 0 0 0 0 0 0 0 + 1 1 0 0 1 1 0 0 0 0 + 1 1 0 1 0 0 0 0 0 0 + 1 0 0 0 0 0 0 0 0 0 + 0 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0]; + + f3d(:,:,3) = [ + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 1 1 1 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 1 0 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 0 0]; + assert (bwareafilt (a3d, 2, 6), logical (f3d)); + assert (bwareafilt (a3d, 2, conndef (3, "minimal")), logical (f3d)); +8 tests, 8 passed, 0 known failure, 0 skipped +[inst/imsubtract.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imsubtract.m +***** assert (imsubtract (uint8 ([23 250]), uint8 ([24 50])), uint8 ([ 0 200])); # default to first class and truncate +***** assert (imsubtract (uint8 ([23 250]), 10), uint8 ([13 240])); # works subtracting a scalar +***** assert (imsubtract (uint8 ([23 250]), uint8 ([24 50]), "uint16"), uint16 ([ 0 200])); # defining output class works (not in matlab) +***** assert (imsubtract (logical ([ 1 0]), logical ([ 1 1])), double ([ 0 -1])); # return double for two logical images +***** assert (imsubtract (logical ([ 1 0]), logical ([ 1 1]), "logical"), logical ([ 0 0])); # this is matlab incompatible on purpose +***** error imsubtract (uint8 ([23 250]), uint16 ([23 250])); +***** warning imsubtract (uint8 ([23 250]), uint8 ([24 255]), "int8"); ***** test - shape = logical ([1 1 1]); - assert (getnhood (strel ("line", 3.9, 20.17)), shape); - shape = logical ([0 0 1 - 0 1 0 - 1 0 0]); - assert (getnhood (strel ("line", 3.9, 20.18)), shape); - shape = logical ([1 0 0 0 0 0 0 0 0 - 0 1 0 0 0 0 0 0 0 - 0 0 1 0 0 0 0 0 0 - 0 0 1 0 0 0 0 0 0 - 0 0 0 1 0 0 0 0 0 - 0 0 0 0 1 0 0 0 0 - 0 0 0 0 0 1 0 0 0 - 0 0 0 0 0 0 1 0 0 - 0 0 0 0 0 0 1 0 0 - 0 0 0 0 0 0 0 1 0 - 0 0 0 0 0 0 0 0 1]); - assert (getnhood (strel ("line", 14, 130)), shape); + warning ("off", "all"); + assert (imsubtract (uint8 ([23 250]), uint8 ([24 255]), "int8"), + int8 ([-1 0])) +8 tests, 8 passed, 0 known failure, 0 skipped +[inst/impixel.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/impixel.m +***** shared img2d, img3d + img2d = uint8 (magic (10)); + img3d(:,:,1) = img2d; + img3d(:,:,2) = img2d + 1; + img3d(:,:,3) = img2d + 2; + img3d = uint8 (img3d); + +***** assert (impixel (img2d, 2, 2), single ([80 80 80])); +***** assert (impixel (img2d, -2, 2), single ([NA NA NA])); + +***** assert (impixel (img2d, [1 10], [1 10]), single ([92 92 92; 59 59 59])); +***** assert (impixel (img3d, [1 10], [1 10]), single ([92 93 94; 59 60 61])); +***** assert (impixel (double (img2d), [1 10], [1 10]), [92 92 92; 59 59 59]); + +***** assert (impixel ([1 10], [1 10], img2d, [1 10], [1 10]), single ([92 92 92; 59 59 59])); +***** assert (impixel ([3 12], [-4 12], img2d, [1 10], [1 10]), single ([NA NA NA; 44 44 44])); +***** assert (impixel ([3 5], [-4 3], img2d, [1 10], [1 10]), single ([NA NA NA; NA NA NA])); + + ## the following returns double because it's an indexed image +***** assert (impixel ([3 12], [-4 12], img2d, gray (100), [1 10], [1 10]), [NA NA NA; 4/9 4/9 4/9]); +9 tests, 9 passed, 0 known failure, 0 skipped +[inst/isind.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/isind.m +***** assert (isind ([]), false); +***** assert (isind (1:10), true); +***** assert (isind (0:10), false); +***** assert (isind (1), true); +***** assert (isind (0), false); +***** assert (isind ([1.3 2.4]), false); +***** assert (isind ([1 2; 3 4]), true); +***** assert (isind (randi (100, 10, 10, 1, 4)), true); +***** assert (isind (randi (100, 10, 10, 3, 4)), false); +***** assert (isind (randi (100, 10, 10, 1, 4, 2)), false); +10 tests, 10 passed, 0 known failure, 0 skipped +[inst/lab2uint16.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/lab2uint16.m ***** test - se = strel ("octagon", 0); - seq = getsequence (se); - assert (getnhood (se), true (1)); - assert (getnhood (seq(1)), true (1)); + cm_uint16 = uint16 ([0 127 128 383 384 65151 65152 65279 65280 65281 65534 65535]); + cm_uint16 = repmat (cm_uint16(:), [1 3]); + im2d_uint16 = reshape (cm_uint16, [4 3 3]); + imnd_uint16 = permute (im2d_uint16, [1 4 3 2]); - se = strel ("octagon", 3); - seq = getsequence (se); - shape = logical ([0 0 1 1 1 0 0 - 0 1 1 1 1 1 0 - 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 - 0 1 1 1 1 1 0 - 0 0 1 1 1 0 0]); - assert (getnhood (se), shape); - assert (size (seq), [4 1]); + cm_uint8 = uint8 ([0 0 1 1 2 254 255 255 255 255 255 255]); + cm_uint8 = repmat (cm_uint8(:), [1 3]); + assert (lab2uint8 (cm_uint16), cm_uint8) + im2d_uint8 = reshape (cm_uint8, [4 3 3]); + assert (lab2uint8 (im2d_uint16), im2d_uint8) + assert (lab2uint8 (imnd_uint16), permute (im2d_uint8, [1 4 3 2])) - templ1 = logical ([0 0 0; 1 1 1; 0 0 0]); - templ2 = logical ([0 1 0; 0 1 0; 0 1 0]); - templ3 = logical ([1 0 0; 0 1 0; 0 0 1]); - templ4 = logical ([0 0 1; 0 1 0; 1 0 0]); - assert ({getnhood(seq(1)) getnhood(seq(2)) getnhood(seq(3)) getnhood(seq(4))}, - {templ1 templ2 templ3 templ4}); + l1 = 100/65280; + ab1 = 255/65280; + cm = [ + 0 -128 + 127*l1 -128+(ab1*127) + 128*l1 -128+(ab1*128) + 383*l1 -128+(ab1*383) + 384*l1 -128+(ab1*384) + 65151*l1 -128+(ab1*65151) + 65152*l1 -128+(ab1*65152) + 65279*l1 -128+(ab1*65279) + 100 127 + 65281*l1 -128+(ab1*65281) + 65534*l1 -128+(ab1*65534) + 65535*l1 -128+(ab1*65535)]; + cm(:,3) = cm(:,2); + im2d = reshape (cm, [4 3 3]); + imnd = permute (im2d, [1 4 3 2]); - seq = getsequence (strel ("octagon", 21)); - assert (size (seq), [28 1]); - assert (arrayfun (@(x) getnhood (seq(x)), 1:4:25, "UniformOutput", false), - repmat ({templ1}, 1, 7)); - assert (arrayfun (@(x) getnhood (seq(x)), 2:4:26, "UniformOutput", false), - repmat ({templ2}, 1, 7)); - assert (arrayfun (@(x) getnhood (seq(x)), 3:4:27, "UniformOutput", false), - repmat ({templ3}, 1, 7)); - assert (arrayfun (@(x) getnhood (seq(x)), 4:4:28, "UniformOutput", false), - repmat ({templ4}, 1, 7)); + assert (lab2double (cm_uint16), cm) + assert (lab2double (im2d_uint16), im2d) + assert (lab2double (imnd_uint16), imnd) + + assert (lab2single (cm_uint16), single (cm)) + assert (lab2single (im2d_uint16), single (im2d)) + assert (lab2single (imnd_uint16), single (imnd)) +1 test, 1 passed, 0 known failure, 0 skipped +[inst/otsuthresh.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/otsuthresh.m ***** test - shape = logical ([1 1 0]'); - assert (getnhood (strel ("pair", [-1 0])), shape); - shape = logical ([1 0 0 0 0 0 0 - 0 0 0 1 0 0 0 - 0 0 0 0 0 0 0]); - assert (getnhood (strel ("pair", [-1 -3])), shape); - shape = logical ([0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 - 0 0 0 1 0 0 0 - 0 0 0 0 0 0 0 - 0 0 0 0 0 0 1]); - assert (getnhood (strel ("pair", [2 3])), shape); + histo = zeros (1, 256); + histo([ 29 33 37 41 46 50 54 58 62 66 70 74 78 82 ... + 86 90 94 98 102 106 110 114 118 122 126 131 135 139 ... + 143 147 151 155 159 163 167 171 175 179 183 187 191 195 ... + 199 203 207 211 216 220 224 228 232 236 240 244 248 252]) = ... + [2 27 51 144 132 108 43 29 22 21 22 20 10 16 17 12 13 14 12 13 ... + 15 25 19 20 23 37 23 65 92 84 87 54 50 54 33 73 76 64 57 58 47 ... + 48 30 27 22 20 20 11 12 12 11 7 17 31 37 31]; + assert (otsuthresh (histo), 114.5/255) ***** test - assert (getnhood (strel ("rectangle", [10 5])), true (10, 5)); - assert (getnhood (strel ("square", 5)), true (5)); -***** shared se, seq - se = strel ("square", 5); - seq = getsequence (se); - assert (class (se(1)), "strel") - assert (class (se(1,1)),"strel") - assert (class (seq), "strel") - assert (class (seq(1)), "strel") - assert (class (seq(2)), "strel") - assert (numel (se), 1) - assert (numel (seq), 2) - assert (getnhood (seq(1)), true (5, 1)) - assert (getnhood (seq(2)), true (1, 5)) - assert (size (se), [1 1]) - assert (size (seq), [2 1]) - assert (isscalar (se), true) - assert (isscalar (seq), false) -***** error se(2); -***** error seq(3); + I = max (phantom (), 0); + H = imhist (I); + assert (otsuthresh (H), 178/255) + assert (otsuthresh (H'), 178/255) + H = imhist (I, 10); + assert (otsuthresh (H), 170/255) +***** assert (otsuthresh (100), 0) +***** assert (otsuthresh (zeros (256, 1)), 0) +***** assert (otsuthresh (zeros (5, 1)), 0) +***** assert (otsuthresh (uint8 ([10 20 30])), 0.5) +***** assert (otsuthresh (int32 ([100 200 300])), 0.5) +***** assert (otsuthresh (int32 ([100 200])), 0) +***** assert (otsuthresh (single ([10 20 30 40])), 1/3); +***** assert (otsuthresh (uint16 ([10 20 30 40 50 60 70 80 90 100])), 5/9) +***** assert (otsuthresh (int16 ([10 20 30 40 50 60 70 80 90 100])), 5/9) +***** assert (otsuthresh (int16 (1:255)), 156/254) +***** assert (otsuthresh (int16 (1:1023)), 631/1022) +***** assert (otsuthresh (int8 (1:1023)), 541/1022) ***** test - se = strel ("arbitrary", [1 0 0; 1 1 0; 0 1 0], [2 0 0; 3 1 0; 0 3 0]); - ref = reflect (se); - assert (getnhood (ref), logical([0 1 0; 0 1 1; 0 0 1])); - assert (getheight (ref), [0 3 0; 0 1 3; 0 0 2]); -***** error strel() -***** error strel("nonmethodthing", 2) -***** error strel("arbitrary", "stuff") -***** error strel("arbitrary", [0 0 1], [2 0 1; 4 5 1]) -***** error strel("arbitrary", [0 0 1], "stuff") -***** error strel("ball", -3, 1) -***** error strel("diamond", -3) -***** error strel("disk", -3) -***** error strel("line", 0, 45) -***** error strel("octagon", 3.5) -***** error strel("octagon", 4) -***** error strel("octagon", -1) -***** error strel("pair", [45 67 90]) -***** error strel("rectangle", 2) -***** error strel("rectangle", [2 -5]) -***** error strel("square", [34 1-2]) -28 tests, 28 passed, 0 known failure, 0 skipped -[inst/checkerboard.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/checkerboard.m + warning ("off", "Octave:data-file-in-path", "local"); + S = load ("penny.mat"); + h = imhist (uint8 (S.P)); + assert (otsuthresh (h), 94/255); +***** test + I = max (phantom (), 0); + h = imhist (I, 5); + assert (otsuthresh (h), 0.625); +***** error id=Octave:invalid-fun-call otsuthresh () +***** error id=Octave:invalid-fun-call otsuthresh (ones (10), 5) +***** error otsuthresh ([]) +***** error otsuthresh ([Inf 10]) +***** error otsuthresh ([10 NA]) +***** error otsuthresh ([10 NaN]) +***** error otsuthresh (zeros (5)) +***** error otsuthresh ([10 -10]) +***** error otsuthresh ("foo") ***** demo - ## Simplest case, default checkerboard size: - ## 8 by 8 checkerboard, with squares 10 pixel wide - board = checkerboard (); - imshow (board) + I = max (phantom (), 0); + figure; imshow (I); + title ("Original image"); + h = imhist (I); + t = otsuthresh (h); + J = im2bw (I); + figure; imshow (J); + title_line = sprintf ("Black and white image after thresholding, t=%g", + t*255); + title (title_line); ***** demo - ## Simplest case, default checkerboard size: - ## 8 by 16 checkerboard, with squares 5 pixel wide - board = checkerboard (5, 4, 8); - imshow (board) -***** assert (checkerboard (0), zeros (0, 0)) -***** assert (checkerboard (0, 3), zeros (0, 0)) -***** assert (checkerboard (0, 2, 4), zeros (0, 0)) -***** assert (checkerboard (0, 2, 4, 3), zeros (0, 0, 0)) -***** assert (checkerboard (0, 2, 4, 3, 2), zeros (0, 0, 0, 0)) -***** assert (checkerboard (1, 4, 2, 3, 0), zeros (8, 4, 6, 0)) -***** assert (checkerboard (1, 4, 0, 3, 2), zeros (8, 0, 6, 4)) -***** assert (checkerboard (2, 4, 0, 3, 2), zeros (16, 0, 12, 8)) -***** test - out = zeros (80); - i1 = ((1:20:80) + (0:9)')(:); - i2 = ((11:20:80) + (0:9)')(:); - out(i1, i2) = 1; - out(i2, i1) = 1; - i1r = ((41:20:80) + (0:9)')(:); - i2r = ((51:20:80) + (0:9)')(:); - out(i2, i1r) = 0.7; - out(i1, i2r) = 0.7; - assert (checkerboard (), out) - assert (checkerboard (10, 4, 4), out) - assert (checkerboard (10, [4 4]), out) - assert (checkerboard (10, [4; 4]), out) -***** test - out = zeros (8); - out(2:2:8, 1:2:8) = 1; - out(1:2:8, 2:2:8) = 1; - out(1:2:8, 6:2:8) = 0.7; - out(2:2:8, 5:2:8) = 0.7; - assert (checkerboard (1), out) - assert (checkerboard (1, 4), out) - assert (checkerboard (1, 4, 4), out) - assert (checkerboard (1, [4 4]), out) + warning ("off", "Octave:data-file-in-path", "local"); + S = load ("penny.mat"); + I = uint8 (S.P); + figure; imshow (I); + title ("Original penny image"); + h = imhist (I); + t = otsuthresh (h); + J = im2bw (I); + figure; imshow (J); + title_line = sprintf ("Black and white penny image after thresholding, t=%g", + t*255); + title (title_line); + I = 255 - I; + figure; imshow(I); + title ("Negative penny image"); + h = imhist (I); + t = otsuthresh (h); + J = im2bw (I); + figure; imshow (J); + title_line = sprintf ("Black and white negative penny image after thresholding, t=%g", + t*255); + title (title_line); +25 tests, 25 passed, 0 known failure, 0 skipped +[inst/stretchlim.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/stretchlim.m +***** error (stretchlim ()); +***** error (stretchlim ("bad parameter")); +***** error (stretchlim (zeros (10, 10), "bad parameter")); +***** error (stretchlim (zeros (10, 10), 0.01, 2)); +***** assert (stretchlim (0.01:.01:1), [0.02; 0.99]) +***** assert (stretchlim (0.01:.01:1), stretchlim (0.01:.01:1, [0.01 0.99])) +***** assert (stretchlim (0.01:.01:1, 0.15), stretchlim (0.01:.01:1, [0.15 0.85])) +***** assert (stretchlim (0.01:.01:1, [0.01,0.95]), [0.02; 0.95], eps) +***** assert (stretchlim (0.01:.01:1, 0), [0.01; 1]) ***** test - out = zeros (10); - out(2:2:10, 1:2:10) = 1; - out(1:2:10, 2:2:10) = 1; - out(1:2:10, 6:2:10) = 0.7; - out(2:2:10, 7:2:10) = 0.7; - assert (checkerboard (1, 5), out) - assert (checkerboard (1, 5, 5), out) - assert (checkerboard (1, [5 5]), out) + im = rand (5); + assert (stretchlim (im, 0), [min(im(:)); max(im(:))]) ***** test - out = zeros (20); - out([1:4:20 2:4:20], [3:4:20 4:4:20]) = 1; - out([3:4:20 4:4:20], [1:4:20 2:4:20]) = 1; - out([1:4:20 2:4:20], [11:4:20 12:4:20]) = 0.7; - out([3:4:20 4:4:20], [13:4:20 14:4:20]) = 0.7; - assert (checkerboard (2, 5), out) - assert (checkerboard (2, 5, 5), out) - assert (checkerboard (2, [5 5]), out) + im = rand (5, 5, 3); + assert (stretchlim (im, 0), + [min(im(:,:,1)(:)) min(im(:,:,2)(:)) min(im(:,:,3)(:)); + max(im(:,:,1)(:)) max(im(:,:,2)(:)) max(im(:,:,3)(:))]) ***** test - out = zeros (4, 4, 4); - out([1 3], 1, [1 3]) = 1; - out([2 4], 2, [1 3]) = 1; - out([1 3], 2, [2 4]) = 1; - out([2 4], 1, [2 4]) = 1; - out([1 3], 3, [1 3]) = 0.7; - out([2 4], 4, [1 3]) = 0.7; - out([1 3], 4, [2 4]) = 0.7; - out([2 4], 3, [2 4]) = 0.7; - assert (checkerboard (1, [2 2 2]), out) - assert (checkerboard (1, 2, 2, 2), out) + im = rand (5); + assert (stretchlim (im, 0.03), [min(im(:)); max(im(:))]) + assert (stretchlim (im, 0.0399), [min(im(:)); max(im(:))]) +***** assert (stretchlim (uint8 (1:100)), im2double (uint8 ([2; 99]))) +***** assert (stretchlim (uint8 (1:100), .25), im2double (uint8 ([26; 75]))) +***** assert (stretchlim (uint16 (1:1000)), im2double (uint16 ([11; 990]))) +***** assert (stretchlim (int16 (-100:100)), im2double (int16 ([-98; 98]))) +***** assert (stretchlim (single (0.01:.01:1)), + double (single (0.01:.01:1)([2; 99])).') +***** assert (stretchlim (uint8 ([1 repmat(2, [1, 90]) 92:100]), 0.05), + im2double (uint8 ([2; 95]))) +***** assert (stretchlim (uint8 ([1 repmat(2, [1 4]) 6:100]), 0.05), + im2double (uint8 ([6; 95]))) +***** assert (stretchlim (uint8 ([1 repmat(2, [1 5]) 7:100]), 0.05), + im2double (uint8 ([2; 95]))) +***** assert (stretchlim (uint8 ([1 repmat(2, [1 6]) 8:100]), 0.05), + im2double (uint8 ([2; 95]))) +***** assert (stretchlim (uint8 ([1 repmat(2, [1 7]) 9:100]), 0.05), + im2double (uint8 ([2; 95]))) +***** assert (stretchlim (uint8 ([1 repmat(2, [1 8]) 10:100]), 0.05), + im2double (uint8 ([2; 95]))) +***** assert (stretchlim (uint8 ([1 repmat(2, [1 5]) repmat(3, [1 5]) 9:100]), 0.04), + im2double (uint8 ([2; 96]))) +***** assert (stretchlim (uint8 ([1 repmat(2, [1 5]) repmat(3, [1 5]) 9:100]), 0.05), + im2double (uint8 ([2; 95]))) +***** assert (stretchlim (uint8 ([1 repmat(2, [1 5]) repmat(3, [1 5]) 9:100]), 0.06), + im2double (uint8 ([3; 94]))) +***** assert (stretchlim (uint8 ([1 repmat(2, [1 5]) repmat(3, [1 5]) 9:100]), 0.07), + im2double (uint8 ([3; 93]))) +***** assert (stretchlim (uint8 ([1 repmat(2, [1 5]) repmat(3, [1 5]) 9:100]), 0.08), + im2double (uint8 ([3; 92]))) ***** test - out = zeros (8, 8, 8); - out([1 2 5 6], [1 2], [1 2 5 6]) = 1; - out([3 4 7 8], [3 4], [1 2 5 6]) = 1; - out([1 2 5 6], [3 4], [3 4 7 8]) = 1; - out([3 4 7 8], [1 2], [3 4 7 8]) = 1; - out([1 2 5 6], [5 6], [1 2 5 6]) = 0.7; - out([3 4 7 8], [7 8], [1 2 5 6]) = 0.7; - out([1 2 5 6], [7 8], [3 4 7 8]) = 0.7; - out([3 4 7 8], [5 6], [3 4 7 8]) = 0.7; - assert (checkerboard (2, [2 2 2]), out) - assert (checkerboard (2, 2, 2, 2), out) -14 tests, 14 passed, 0 known failure, 0 skipped -[inst/bwselect.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/bwselect.m + RGB = zeros (100, 1, 3, "uint16"); + RGB(:,:,1) = [1:1:100]; + RGB(:,:,2) = [2:2:200]; + RGB(:,:,3) = [4:4:400]; + assert (stretchlim (RGB) , im2double (uint16 ([2 4 8; 99 198 396]))) ***** test - BW = zeros(5, 'logical'); - BW(3, 4) = 1; - BW(4, 3) = 1; - res8 = bwselect (BW, 3, 4, 8); - assert (res8, BW) - res4 = bwselect (BW, 3, 4, 4); - res8_expected = BW; - res8_expected(4, 3) = 1; - assert (res8, res8_expected) + im6c = zeros (100, 1, 6, "uint16"); + im6c(:,:,1) = [1:1:100]; + im6c(:,:,2) = [2:2:200]; + im6c(:,:,3) = [4:4:400]; + im6c(:,:,4) = [8:8:800]; + im6c(:,:,5) = [16:16:1600]; + im6c(:,:,6) = [32:32:3200]; + assert (stretchlim (im6c) , + im2double (uint16 ([2 4 8 16 32 64; 99 198 396 792 1584 3168]))) ***** test - A = [0 1 0 0 1; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]; - R4 = zeros(5, 'logical'); - R4(1, 1) = 1; - R8 = logical([1 0 1 1 0; 0 1 0 1 1; 0 1 0 0 1; 0 0 0 1 1; 0 1 1 0 1]); - out = bwselect (A, 1, 1, 4); - assert (out, zeros (5, 'logical')) - out = bwselect (A, 1, 1, 8); - assert (out, zeros (5, 'logical')) - out = bwselect (! A, 1, 1, 4); - assert (out, R4) - out = bwselect (! A, 1, 1, 8); - assert (out, R8) + im = [0 0 .1 .1 .1 .1 .2 .2 .2 .4 .4 .6 .6 .7 .7 .9 .9 .9 1 1]; - B4 = logical([0 0 0 0 0; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 0 0]); - B8 = logical([0 1 0 0 0; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]); - out = bwselect (A, 3, 3, 4); - assert (out, B4) - out = bwselect (A, 3, 3, 8); - assert (out, B8) - out = bwselect (A, 3, 3); - assert (out, B8) + assert (stretchlim (im), [0; 1]) - C4 = logical ([0 0 1 1 0; 0 0 0 1 1; 0 0 0 0 1; 0 0 0 1 1; 0 0 0 0 1]); - C8 = logical ([1 0 1 1 0; 0 1 0 1 1; 0 1 0 0 1; 0 0 0 1 1; 0 1 1 0 1]); - out = bwselect (! A, 3, 1, 8); - assert (out, C8) - out = bwselect (! A, 3, 1); - assert (out, C8) - out = bwselect (! A, 3, 1, 4); - assert (out, C4) + ## Consider the returned lower limit in this test. A lower limit + ## of 0.1 will saturate two elements (10%), while 0.2 will saturate + ## 6 elements (30%). Both have the same distance to 20% but returning + ## 0.1 is Matlab compatible. + ## Now looking at the higher limit. A limit of .9 will saturate + ## 2 elements (10%), while a limit of 0.7 will saturate 5 elements (25%). + ## However, for Matlab compatibility we must return .9 even though + ## 25% would be closer to 20%. + ## Basically, it's not just rounded. + assert (stretchlim (im, .2), [0.1; 0.9]) - D4 = logical ([0 0 0 0 0; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 0 0]); - D8 = logical ([0 1 0 0 0; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]); - out = bwselect (A, [3 1], [1 3], 4); - assert (out, D4); - out = bwselect (A, [3 1], [1 3], 8); - assert (out, D8); - out = bwselect (A, [3 1], [1 3]); - assert (out, D8); -***** test -***** error id=Octave:invalid-fun-call bwselect () -***** error id=Octave:invalid-fun-call bwselect ("aaa") -5 tests, 5 passed, 0 known failure, 0 skipped -[inst/bweuler.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/bweuler.m -***** demo - A=zeros(9,10); - A([2,5,8],2:9)=1; - A(2:8,[2,9])=1 - bweuler(A) - # Euler number (objects minus holes) is 1-2=-1 in an 8-like object -***** test - A=zeros(10,10); - A(2:9,3:8)=1; - A(4,4)=0; - A(8,8)=0; # not a hole - A(6,6)=0; - assert(bweuler(A),-1); -***** test - A=zeros(10,10); - A(2:4,2:4)=1; - A(5:8,5:8)=1; - assert(bweuler(A,4),2); - assert(bweuler(A,8),1); - assert(bweuler(A),1); -***** error <2 dimensions> bweuler (true (5, 5, 1, 5)) -3 tests, 3 passed, 0 known failure, 0 skipped -[inst/bestblk.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/bestblk.m -***** demo - siz = bestblk ([200; 10], 50); - disp (siz) -***** error bestblk ("string") -***** error bestblk ([100 200], "string") -***** error <2 elements> bestblk ([100], 5) -***** assert (bestblk ([ 10 12], 2), [ 2 2]); -***** assert (bestblk ([ 10 12], 3), [ 2 3]); -***** assert (bestblk ([300 100], 150), [150 100]); -***** assert (bestblk ([256 128], 17), [ 16 16]); -***** assert (bestblk ([ 17 17], 3), [ 3 3]); -***** assert (bestblk ([230 470]), bestblk ([230 470], 100)) -***** assert (bestblk ([10 12 10], 3), [2 3 2]); -***** assert (bestblk ([ 9 12 9], 3), [3 3 3]); -***** assert (bestblk ([10 12 10 11], 5), [5 4 5 4]); -12 tests, 12 passed, 0 known failure, 0 skipped -[inst/imimposemin.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imimposemin.m -***** shared im0, bw0, out0, out0_4 - im0 = uint8 ([5 5 5 5 5; - 5 4 3 4 5; - 5 3 0 3 5; - 5 4 3 4 5; - 5 5 5 5 5]); - bw0 = false (5); - bw0(4, 4) = true; - out0 = im0 + 1; - out0(4, 4) = 0; - out0_4 = out0; - out0_4(3, 3) = 4; -***** error imimposemin () -***** error imimposemin (im0) -***** error imimposemin ("hello", bw0) -***** error imimposemin (i.*im0, bw0) -***** error imimposemin (sparse (im0), bw0) -***** error imimposemin (im0, ones (2)) -***** error imimposemin (im0, 'hello') -***** error imimposemin (im0, i .* double (bw0)) -***** error imimposemin (im0, sparse (bw0)) -***** error imimposemin (im0, bw0, 'hello') -***** error imimposemin (im0, bw0, 3) -***** assert (imimposemin (im0, bw0), out0) -***** assert (imimposemin (im0, bw0, 8), out0) -***** assert (imimposemin (im0, bw0, 4), out0_4) -***** assert (imimposemin (im0, bw0, true (3)), out0) -***** test - out = imimposemin (im0, bw0); - assert (size (out), size (im0)) - assert (class (out), "uint8") -***** test - out = imimposemin (double (im0), bw0); - assert (size (out), size (im0)) - assert (class (out), "double") + assert (stretchlim (im, .15), [0.1; 0.9]) + assert (stretchlim (im, .1), [0.1; 0.9]) + assert (stretchlim (im, .25), [0.1; 0.7]) + + ## Reorder the vector of values (real images don't have the values + ## already sorted), just to be sure it all works. + im([6 3 16 11 7 17 14 8 5 19 15 1 2 4 18 13 9 20 10 12]) = im; + assert (stretchlim (im, .2), [0.1; 0.9]) + assert (stretchlim (im, .15), [0.1; 0.9]) + assert (stretchlim (im, .1), [0.1; 0.9]) + assert (stretchlim (im, .25), [0.1; 0.7]) +***** assert (stretchlim (0.01:.001:1), [0.019; 0.991], eps) +***** assert (stretchlim (0.01:.001:1, [0.01,0.95]), [0.019; 0.951], eps) +***** assert (stretchlim (0.01:.001:1, 0), [0.01; 1], eps) +***** assert (stretchlim (single (0.01:.001:1)), + double (single (0.01:.001:1)([10; 982])).', eps) +***** xtest + assert (stretchlim ([(.05:.05:1) (2:4)], 0.2), [0.25; 0.95], eps) + assert (stretchlim ([(.05:.05:1) (2:5)], 0.2), [0.25; 1], eps) + assert (stretchlim ([(.05:.05:1) (2:6)], 0.2), [0.3; 1], eps) + assert (stretchlim ([(.05:.05:1) (2:7)], 0.2), [0.3; 1], eps) ***** test - out = imimposemin (single (im0), bw0); - assert (size (out), size (im0)) - assert (class (out), "single") + assert (stretchlim ([(-6:0) (.05:.05:1)], 0.2), [0; 0.75], eps) + assert (stretchlim ([(-5:0) (.05:.05:1)], 0.2), [0; 0.75], eps) ***** test - out = imimposemin (uint16 (im0), bw0); - assert (size (out), size (im0)) - assert (class (out), "uint16") + im = rand (4, 4, 2, 3, 2); + rv = zeros (2, 2, 3, 2); + for p = 1:2 + for q = 1:3 + for r = 1:2 + rv(:,p,q,r) = stretchlim (im(:,:,p,q,r), 0.25); + endfor + endfor + endfor + assert (stretchlim (im, 0.25), rv) ***** test - im = cat (3, im0, im0, im0, im0); - bw = cat (3, bw0, bw0, bw0, bw0); - out = imimposemin (im, bw); - assert (size (out), size (im)) + im = rand (4, 4, 2, 3, 2); + rv = zeros (2, 2, 3, 2); + for p = 1:2 + for q = 1:3 + for r = 1:2 + rv(:,p,q,r) = stretchlim (im(:,:,p,q,r), 0); + endfor + endfor + endfor + assert (stretchlim (im, 0), rv) +***** assert (stretchlim (zeros (5)), [0; 1]) +***** assert (stretchlim (ones (5)), [0; 1]) +***** assert (stretchlim (.6 * ones (5)), [0; 1]) +***** assert (stretchlim (zeros (3, 3, 3, 3)), repmat ([0; 1], [1 3 3])) +***** assert (stretchlim ([0 .5 .5 .5 .5 1], .2), [0; 1]) ***** test - expected_double = double (im0); - expected_double += 0.005; - expected_double(4, 4) = -inf; - out = imimposemin (double (im0), bw0); - assert (out, expected_double, eps) + im = repmat ((magic (5) -1) / 24, [1 1 3 3]); + im(:,:,1,1) = 0; + im(:,:,2,2) = .5; + im(:,:,3,3) = 1; + lims = stretchlim (im, 0.2); + assert (size (lims), [2 3 3]) + assert (lims(:, [2 3 4 6 7 8]), + repmat ([(1/24)*round(24*.2); 1-((1/24)*round(24*.2))], [1 6]), eps) + assert (lims(:, [1 5 9]), repmat ([0; 1], [1 3])) +45 tests, 45 passed, 0 known failure, 0 skipped +[inst/axes2pix.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/axes2pix.m +***** error id=Octave:invalid-fun-call axes2pix () +***** error id=Octave:invalid-fun-call axes2pix (42) +***** error id=Octave:invalid-fun-call axes2pix (42, [1, 2]) +***** error id=Octave:invalid-input-arg axes2pix ([42, 43], [1, 2], [1, 2, 3]) +***** error id=Octave:invalid-input-arg axes2pix (42, [1, 2; 3, 4], [1, 2, 3]) +***** assert (axes2pix (42, [1 42], []), []) +***** assert (axes2pix (240, [1, 240], 30), 30) +***** assert (axes2pix (291, [1, 291], 30), 30) +***** assert (axes2pix (240, [400.5, 520], 450), 100) +***** assert (axes2pix (291, [-19, 271], 90), 110) +***** assert (axes2pix (1, [1 1], [0, 1, 2, 3, 4]), [0, 1, 2, 3, 4]) +***** assert (axes2pix (5, [1 1], [0, 1, 2, 3, 4]), [0, 1, 2, 3, 4]) +***** assert (axes2pix (0, [1 1], [0, 1, 2, 3, 4]), [0, 1, 2, 3, 4]) +***** assert (axes2pix (5, [5 1], [1, 2, 3, 4, 5]), [5, 4, 3, 2, 1]) +***** assert (axes2pix (5, [3 -1], [1, 2, 3, 4, 5]), [3, 2, 1, 0, -1]) +***** assert (axes2pix (25, [5 1], [1, 2, 3, 4, 5]), [25, 19, 13, 7, 1]) +***** assert (axes2pix (1, [1 5], [1, 2, 3, 4, 5]), [1, 2, 3, 4, 5]) +***** assert (axes2pix (1, [5 1], [-1, 0, 1, 2.5]), [-5, -4, -3, -1.5]) +***** assert (axes2pix (1, [-10 -15], [-1, 0, 1.5]), [10, 11, 12.5]) +***** assert (axes2pix (5, [5; 1], [1, 2, 3, 4, 5]), [5, 4, 3, 2, 1]) +***** assert (axes2pix (5, [5; 1], [1; 2; 3; 4; 5]), [5; 4; 3; 2; 1]) +21 tests, 21 passed, 0 known failure, 0 skipped +[inst/bwunpack.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/bwunpack.m +***** error id=Octave:invalid-fun-call bwunpack () +***** error bwunpack (uint8 (1)) +***** error bwunpack (uint32 (1), -1) +***** error bwunpack (uint32 (1), 4.2) +***** xtest + ## bug #55521 + assert (bwunpack (uint32 (2.^[0:31])), logical (eye (32))) +***** xtest + ## bug #55521 + assert (bwunpack (uint32 (repmat (7, [1 3 3 3])), 3), true (3, 3, 3, 3)) +***** assert (bwunpack (uint32 (zeros (0, 0))), false (0, 0)) +***** assert (bwunpack (uint32 (zeros (0, 0)), 0), false (0, 0)) +***** assert (bwunpack (uint32 (zeros (0, 5)), 0), false (0, 5)) +***** assert (bwunpack (uint32 (zeros (0, 5, 7)), 0), false (0, 5, 7)) +***** assert (bwunpack (uint32 (zeros (1, 0))), false (32, 0)) +***** assert (bwunpack (uint32 (zeros (2, 0, 7))), false (64, 0, 7)) +***** assert (bwunpack (uint32 (zeros (2, 0, 7))), false (64, 0, 7)) +***** assert (bwunpack (uint32 (zeros (2, 0, 7)), 60), false (60, 0, 7)) +***** error + bwunpack (uint32 (1), 1042) +15 tests, 15 passed, 0 known failure, 0 skipped +[inst/impyramid.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/impyramid.m +***** xtest + ## bug #51979 (results are not matlab compatible) + in = [116 227 153 69 146 194 59 130 139 106 + 2 47 137 249 90 75 16 24 158 44 + 155 68 46 84 166 156 69 204 32 152 + 71 221 137 230 210 153 192 115 30 118 + 107 143 108 52 51 73 101 21 175 90 + 54 158 143 77 26 168 113 229 165 225 + 9 47 133 135 130 207 236 43 19 73]; + + reduced = [ + 114 139 131 103 111 + 97 122 141 111 100 + 103 123 112 123 122 + 47 107 134 153 94]; + + expanded = [ + 115 154 185 178 150 122 105 116 138 159 158 117 78 86 112 129 133 120 103 + 69 98 128 141 146 152 152 139 125 127 121 87 55 58 81 113 131 112 84 + 40 54 74 100 131 167 184 157 119 104 92 64 41 44 66 100 121 103 74 + 76 69 65 75 97 130 153 148 131 122 108 80 61 79 103 105 98 97 98 + 120 105 88 77 78 96 121 143 155 154 140 112 98 124 143 109 74 91 123 + 117 129 134 119 107 125 153 173 180 172 156 143 138 146 140 96 60 83 122 + 99 139 170 157 139 156 181 188 180 164 151 154 156 140 112 81 65 84 110 + 101 136 163 153 133 132 138 136 130 122 120 130 133 108 82 86 99 104 104 + 103 126 143 136 116 97 81 73 73 82 94 105 105 87 78 108 138 133 116 + 90 116 139 139 122 96 69 52 53 80 109 114 111 116 128 148 163 164 160 + 66 99 131 140 131 109 83 62 62 102 142 144 138 154 169 164 157 169 184 + 41 68 99 121 130 122 107 92 95 133 173 182 172 156 135 114 105 121 142 + 21 38 64 98 124 131 127 123 129 160 194 212 199 144 82 52 48 65 85]; + + assert (impyramid (uint8 (in), "reduce"), uint8 (reduced)) + assert (impyramid (uint8 (in), "expand"), uint8 (expanded)) +!!!!! known failure +ASSERT errors for: assert (impyramid (uint8 (in), "reduce"),uint8 (reduced)) + + Location | Observed | Expected | Reason + (2,4) 110 111 Abs err 0 exceeds tol 0 by 0 + (2,5) 99 100 Abs err 0 exceeds tol 0 by 0 + (3,5) 121 122 Abs err 0 exceeds tol 0 by 0 ***** test - im = uint8 (10 .* ones (10)); - im(6:8, 6:8) = 2; - im(2:4, 2:4) = 7; - im(3, 3) = 5; - im(2, 9) = 9; - im(3, 8) = 9; - im(9, 2) = 9; - im(8, 3) = 9; - bw = false (10); - bw(3, 3) = true; - bw(6:8, 6:8) = true; - expected = uint8 (11 .* ones(10)); - expected(2:4, 2:4) = 8; - expected(3, 3) = 0; - expected(6:8, 6:8) = 0; - expected_double = double (expected); - expected_double -= 0.992; - expected_double (expected_double < 0) = -inf; - out = imimposemin (im, bw); - assert (out, expected, eps) - out = imimposemin (double (im), bw); - assert (out, expected_double, eps) -22 tests, 22 passed, 0 known failure, 0 skipped -[inst/viscircles.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/viscircles.m + in = randi ([0 255], [40 39 3 5], "uint8"); + red = impyramid (in, "reduce"); + for p = 1:3 + for n = 1:5 + assert (red(:,:,p,n), impyramid (in(:,:,p,n), "reduce")) + endfor + endfor + + exp = impyramid (in, "expand"); + for p = 1:3 + for n = 1:5 + assert (exp(:,:,p,n), impyramid (in(:,:,p,n), "expand")) + endfor + endfor +***** xtest + ## bug #51979 (results are not matlab compatible) + in = repmat (uint8 (255), [10 10]); + assert (impyramid (in, "reduce"), repmat (uint8 (255), [5 5])) + assert (impyramid (in, "expand"), repmat (uint8 (255), [19 19])) +!!!!! known failure +ASSERT errors for: assert (impyramid (in, "expand"),repmat (uint8 (255), [19, 19])) + + Location | Observed | Expected | Reason + (1,1) 195 255 Abs err 0 exceeds tol 0 by 0 + (2,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (3,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (4,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (5,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (6,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (7,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (8,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (9,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (10,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (11,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (12,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (13,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (14,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (15,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (16,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (17,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (18,1) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,1) 195 255 Abs err 0 exceeds tol 0 by 0 + (1,2) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,2) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,3) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,3) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,4) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,4) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,5) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,5) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,6) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,6) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,7) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,7) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,8) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,8) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,9) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,9) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,10) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,10) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,11) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,11) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,12) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,12) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,13) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,13) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,14) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,14) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,15) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,15) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,16) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,16) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,17) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,17) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,18) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,18) 223 255 Abs err 0 exceeds tol 0 by 0 + (1,19) 195 255 Abs err 0 exceeds tol 0 by 0 + (2,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (3,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (4,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (5,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (6,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (7,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (8,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (9,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (10,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (11,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (12,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (13,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (14,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (15,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (16,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (17,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (18,19) 223 255 Abs err 0 exceeds tol 0 by 0 + (19,19) 195 255 Abs err 0 exceeds tol 0 by 0 +***** xtest + ## bug #51979 (results are not matlab compatible) + in = logical ([ + 1 0 1 1 0 0 1 1 0 0 + 1 1 0 0 0 1 0 0 1 0 + 0 1 1 0 1 1 1 1 1 1 + 1 0 1 0 1 0 1 0 1 1 + 1 1 1 0 0 0 1 1 1 1 + 0 0 1 1 0 0 1 0 0 0 + 0 0 1 1 0 1 1 0 1 1 + 1 1 0 0 1 0 0 0 1 0 + 1 1 1 1 1 1 0 1 0 0 + 1 1 0 0 1 0 0 0 1 0]); + + reduced = logical ([ + 1 1 0 1 0 + 1 1 0 1 1 + 1 1 0 1 1 + 0 1 0 0 0 + 1 1 1 0 0]); + + expanded = logical ([ + 1 1 0 0 1 1 1 0 0 0 0 0 1 1 1 0 0 0 0 + 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 + 1 1 1 1 0 0 0 0 0 0 1 1 0 0 0 1 1 0 0 + 1 1 1 1 0 0 0 0 0 1 1 1 1 0 1 1 1 1 1 + 0 1 1 1 1 0 0 0 1 1 1 1 1 1 1 1 1 1 1 + 0 0 1 1 1 0 0 0 1 1 1 1 1 1 1 1 1 1 1 + 1 1 0 1 1 0 0 0 1 0 0 1 1 1 0 1 1 1 1 + 1 1 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1 1 1 + 1 1 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 1 1 + 0 0 1 1 1 1 0 0 0 0 0 0 1 1 1 0 0 0 0 + 0 0 0 1 1 1 1 0 0 0 0 1 1 1 0 0 0 0 0 + 0 0 0 0 1 1 1 0 0 0 0 1 1 0 0 0 0 0 0 + 0 0 0 0 1 1 1 0 0 0 1 1 1 0 0 0 1 1 1 + 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 + 1 1 1 1 0 0 0 1 1 1 0 0 0 0 0 0 1 0 0 + 1 1 1 1 1 0 1 1 1 1 0 0 0 0 0 0 0 0 0 + 1 1 1 1 1 1 1 1 1 1 1 0 0 0 1 0 0 0 0 + 1 1 1 1 1 0 1 1 1 1 0 0 0 0 0 0 0 0 0 + 1 1 1 1 0 0 0 1 1 1 0 0 0 0 0 0 1 0 0]); + + assert (impyramid (in, "reduce"), reduced) + assert (impyramid (in, "expand"), expanded) +!!!!! known failure +ASSERT errors for: assert (impyramid (in, "reduce"),reduced) + + Location | Observed | Expected | Reason + (4,1) 1 0 Abs err 1 exceeds tol 0 by 1 + (1,3) 1 0 Abs err 1 exceeds tol 0 by 1 + (2,3) 1 0 Abs err 1 exceeds tol 0 by 1 + (3,3) 1 0 Abs err 1 exceeds tol 0 by 1 + (4,3) 1 0 Abs err 1 exceeds tol 0 by 1 + (4,4) 1 0 Abs err 1 exceeds tol 0 by 1 + (5,4) 1 0 Abs err 1 exceeds tol 0 by 1 + (1,5) 1 0 Abs err 1 exceeds tol 0 by 1 + (4,5) 1 0 Abs err 1 exceeds tol 0 by 1 + (5,5) 1 0 Abs err 1 exceeds tol 0 by 1 +4 tests, 1 passed, 3 known failures, 0 skipped +[inst/poly2mask.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/poly2mask.m ***** demo - centers = randi ([0 100], 5, 2); - radii = randi ([10 100], 5, 1); - axis equal - viscircles (centers, radii, - "Color", "magenta", - "LineStyle", ":", - "LineWidth", 5); - title ("5 random circles"); - #---------------------------------------------- - # the figure window shows 5 circles with random - # radii and positions -***** test # old undocumented property - h = viscircles ([0 0], 1, "EdgeColor", "black"); - assert (get (get (h, "children")(1), "color"), [0 0 0]) -***** test # old undocumented property - h = viscircles ([0 0], 1, "DrawBackgroundCircle", false); - assert (numel (get (h, "children")), 1) -***** error ... - viscircles ([0 0], 1, "Color", "magenta", "EdgeColor", "black") + s = [0:pi/4:2*pi]; + x = cos (s) * 90 + 101; + y = sin (s) * 90 + 101; + bw = poly2mask(x, y, 200, 200); + imshow (bw); +***** demo + s = [0:2*pi/5:pi*4]; + s = s ([1, 3, 5, 2, 4, 6]); + x = cos (s) * 90 + 101; + y = sin (s) * 90 + 101; + bw = poly2mask (x, y, 200, 200); + imshow (bw); +***** # Convex polygons +***** shared xs, ys, Rs, xt, yt, Rt + xs=[3,3,10,10]; + ys=[4,12,12,4]; + Rs=zeros(16,14); + Rs(5:12,4:10)=1; + Rs=logical(Rs); + xt=[1,4,7]; + yt=[1,4,1]; + Rt=[0,0,0,0,0,0,0; + 0,0,1,1,1,1,0; + 0,0,0,1,1,0,0; + 0,0,0,1,0,0,0; + 0,0,0,0,0,0,0]; + Rt=logical(Rt); +***** assert(poly2mask(xs,ys,16,14),Rs); # rectangle +***** assert(poly2mask(xs,ys,8,7),Rs(1:8,1:7)); # clipped +***** assert(poly2mask(xs-7,ys-8,8,7),Rs(9:16,8:14)); # more clipping +***** assert(poly2mask(xt,yt,5,7),Rt); # triangle +***** assert(poly2mask(xt,yt,3,3),Rt(1:3,1:3)); # clipped +***** # Concave polygons ***** test - centers = randi ([0 100], 5, 2); - radii = randi ([0 100], 5, 1); - h = viscircles (centers, radii); - close; + x=[3,3,5,5,8,8,10,10]; + y=[4,12,12,8,8,11,11,4]; + R=zeros(16,14); + R(5:12,4:5)=1; + R(5:8,6:8)=1; + R(5:11,9:10)=1; + R=logical(R); + assert(poly2mask(x,y,16,14), R); +***** # Complex polygons ***** test - centers = randi ([0 100], 5, 2); - radii = randi ([0 100], 5, 1); - figure (); - h = viscircles (gca (), centers, radii); - close; + x=[1,5,1,5]; + y=[1,1,4,4]; + R=[0,0,0,0,0,0; + 0,0,1,1,0,0; + 0,0,1,1,0,0; + 0,1,1,1,1,0; + 0,0,0,0,0,0]; + R=logical(R); + assert(poly2mask(x,y,5,6), R); +7 tests, 7 passed, 0 known failure, 0 skipped +[inst/lab2rgb.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/lab2rgb.m +***** assert (lab2rgb ([0 0 0]), [0, 0, 0], 1e-3) +***** assert (lab2rgb ([53.24, 80.09, 67.20]), [1 0 0], 1e-3) +***** assert (lab2rgb ([97.14, -21.55, 94.48]), [1 1 0], 1e-3) +***** assert (lab2rgb ([87.74, -86.18, 83.18]), [0 1 0], 1e-3) +***** assert (lab2rgb ([91.11, -48.09, -14.13]), [0 1 1], 1e-3) +***** assert (lab2rgb ([32.30, 79.19, -107.86]), [0 0 1], 1e-3) +***** assert (lab2rgb ([60.32, 98.24, -60.83]), [1 0 1], 1e-3) +***** assert (lab2rgb ([100, 0.00, 0.00]), [1 1 1], 1e-3) +***** assert (lab2rgb ([53.39, 0.00, 0.00]), [0.5 0.5 0.5], 1e-3) +***** assert (lab2rgb ([39.77, 64.51, 54.13]), [0.75 0 0], 1e-3) +***** assert (lab2rgb ([25.42, 47.91, 37.91]), [0.5 0 0], 1e-3) +***** assert (lab2rgb ([9.66, 29.68, 15.24]), [0.25 0 0], 1e-3) +***** assert (lab2rgb ([68.11, 48.39, 22.83]), [1 0.5 0.5], 1e-3) +***** assert (lab2rgb ([150 130 130]), [2.714, 1.028, 0.492], 1e-3) ***** test - centers = randi ([0 100], 5, 2); - radii = randi ([0 100], 5, 1); - h = viscircles (centers, radii, "Color", "magenta", - "LineStyle", ":", "LineWidth", 5); - close; + lab_map = rand (64, 3); + lab_map(:,1) = lab_map(:,1) .* 100; + lab_map(:,2) = lab_map(:,2) .* 254 - 127; + lab_map(:,3) = lab_map(:,3) .* 254 - 127; + assert (rgb2lab (lab2rgb (lab_map)), lab_map, 5e-3); ***** test - centers = randi ([0 100],5,2); - radii = randi ([0 100],5,1); - figure (); - h = viscircles (centers, radii, "Color", "magenta", - "LineStyle", ":", "LineWidth", 5); - close; -7 tests, 7 passed, 0 known failure, 0 skipped -[inst/immse.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/immse.m -***** error immse (rand (10), rand (12)) -***** error immse (uint8 ([0 1 2 3]), uint16 ([0 1 2 3])) -***** error immse (double ([0 1 2 3]), single ([0 1 2 3])) -***** assert (immse (magic (5), magic (5)), 0) -***** assert (immse (single (magic (5)), single (magic (5))), single (0)) -***** assert (immse (uint8 (magic (5)), uint8 (magic (5))), 0) -6 tests, 6 passed, 0 known failure, 0 skipped -[inst/labelmatrix.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/labelmatrix.m + lab_img = rand (64, 64, 3); + lab_img(:,:,1) = lab_img(:,:,1) .* 100; + lab_img(:,:,2) = lab_img(:,:,2) .* 254 - 127; + lab_img(:,:,3) = lab_img(:,:,3) .* 254 - 127; + assert (rgb2lab (lab2rgb (lab_img)), lab_img, 5e-3); +***** assert (lab2rgb (sparse ([0 0 0])), [0 0 0], 1e-3) +***** assert (lab2rgb (sparse ([100, 0.00, 0.00])), [1 1 1], 1e-3) +***** assert (class (lab2rgb (single([50 50 50]))), 'single') +***** error lab2rgb () +***** error lab2rgb (1,2) +***** error lab2rgb ({1}) +***** error lab2rgb (ones (2,2)) ***** test - cc = struct (); - cc.Connectivity = 8; - cc.ImageSize = [7 7]; - cc.NumObjects = 4; - cc.PixelIdxList = {[1;2], [5;7;12;13;14], [22;23], [26;32;33;36;37;38]}; - - l = uint8 ([ - 1 0 0 3 0 4 0 - 1 0 0 3 0 4 0 - 0 0 0 0 0 4 0 - 0 0 0 0 4 0 0 - 2 2 0 4 4 0 0 - 0 2 0 0 0 0 0 - 2 2 0 0 0 0 0 - ]); - assert (labelmatrix (cc), l) -1 test, 1 passed, 0 known failure, 0 skipped -[inst/imattributes.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imattributes.m -***** shared x, map, img, rgb, bw - [x, map] = imread ("default.img"); - rgb = ind2rgb (x, map); - img = ind2gray (x, map); - bw = im2bw (img); + lab = rand (16, 16, 3, 5); + lab(:,:,1,:) = lab(:,:,1,:) .* 100; + lab(:,:,2,:) = lab(:,:,2,:) .* 254 - 127; + lab(:,:,3,:) = lab(:,:,3,:) .* 254 - 127; + rgb = zeros (size (lab)); + for i = 1:5 + rgb(:,:,:,i) = lab2rgb (lab(:,:,:,i)); + endfor + assert (lab2rgb (lab), rgb) +24 tests, 24 passed, 0 known failure, 0 skipped +[inst/affine3d.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/affine3d.m ***** test - h = imshow (img); - a = imattributes (h); - assert ([a.("Height (rows)") a.("Width (columns)")], [53 40]); - assert (a.Class, "uint8"); - assert (a.("Image type"), "intensity"); - assert (a.("Minimum intensity"), uint8 (28)); - assert (a.("Maximum intensity"), uint8 (250)); -***** xtest - h = imshow (rgb); - a = imattributes (h); - assert ([a.("Height (rows)") a.("Width (columns)")], [53 40]); - assert (a.Class, "uint8"); - assert (a.("Image type"), "truecolor"); - assert (isfield (a, "Minimum intensity"), false); - assert (isfield (a, "Maximum intensity"), false); -!!!!! known failure -ASSERT errors for: assert (a.Class,"uint8") - - Location | Observed | Expected | Reason - [] 'double' 'uint8' Strings don't match + Sx = 1.2; + Sy = 1.6; + Sz = 2.4; + A = [Sx 0 0 0; 0 Sy 0 0; 0 0 Sz 0; 0 0 0 1]; + tform = affine3d (A); + [X, Y, Z] = transformPointsForward (tform, 5, 10, 3); + assert ([X Y Z], [6 16 7.2], 5*eps) + [U, V, W] = transformPointsInverse (tform, X, Y, Z); + assert ([U V W], [5 10 3], eps) + assert (! isRigid (tform)) + assert (! isTranslation (tform)) + assert (! isSimilarity (tform)) ***** test - h = imshow (bw); - a = imattributes (h); - assert ([a.("Height (rows)") a.("Width (columns)")], [53 40]); - assert (a.Class, "logical"); - assert (a.("Image type"), "binary"); - assert (isfield (a, "Minimum intensity"), false); - assert (isfield (a, "Maximum intensity"), false); + A = [3 1 2 0; 4 5 8 0; 6 2 1 0; 0 0 0 1]; + tform = affine3d (A); + [X, Y, Z] = transformPointsForward (tform, 2, 3, 5); + assert (X, 48, eps) + assert (Y, 27, eps) + assert (Z, 33, eps) + [U, V, W] = transformPointsInverse (tform, X, Y, Z); + assert (U, 2, 50*eps) + assert (V, 3, 50*eps) + assert (W, 5, 50*eps) + assert (! isRigid (tform)) + assert (! isTranslation (tform)) + assert (! isSimilarity (tform)) ***** test - h = imshow (x, map); - a = imattributes (h); - assert ([a.("Height (rows)") a.("Width (columns)")], [53 40]); - assert (a.Class, "uint8"); - assert (a.("Image type"), "indexed"); - assert (a.("Minimum intensity"), uint8 (0)); - assert (a.("Maximum intensity"), uint8 (55)); + A = [1 0 0 0; 0 1 0 0; 0 0 1 0; 5 10 1 1]; + tform = affine3d (A); + X = transformPointsForward (tform, [1 2 3; 4 5 6; 7 8 9]); + assert (round (X), [6, 12, 4; 9, 15, 7; 12, 18, 10]) + U = transformPointsInverse (tform, X); + assert (round (U), [1 2 3; 4 5 6; 7 8 9]) + assert (isRigid (tform)) + assert (isTranslation (tform)) + assert (isSimilarity (tform)) ***** test - h = imshow (img); - a1 = imattributes (); - a2 = imattributes (h); - assert (a1, a2); -5 tests, 4 passed, 1 known failure, 0 skipped -[inst/im2single.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/im2single.m -***** assert (im2single (single ([1 2 3])), single ([1 2 3])); -***** assert (im2single ([1 2 3]), single ([1 2 3])); -***** assert (im2single (uint8 ([0 127 128 255])), single ([0 127/255 128/255 1])); -***** assert (im2single (uint16 ([0 127 128 65535])), single ([0 127/65535 128/65535 1])); -***** assert (im2single (int16 ([-32768 -32767 -32766 32767])), single ([0 1/65535 2/65535 1])); -***** assert (im2single (uint8 ([0 1 255]), "indexed"), single ([1 2 256])); -***** assert (im2single (uint16 ([0 1 2557]), "indexed"), single ([1 2 2558])); -***** assert (im2single ([3 25], "indexed"), single ([3 25])); -***** error im2single ([0 1 2], "indexed"); -***** error im2single (int16 ([17 8]), "indexed"); -***** error im2single (int16 ([-7 8]), "indexed"); -***** error im2single ([false true], "indexed"); -12 tests, 12 passed, 0 known failure, 0 skipped -[inst/isbw.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/isbw.m -***** shared img - img = round (rand (10)); -***** assert (isbw (img, "non-logical"), true); -***** assert (isbw (img, "logical"), false); -***** assert (isbw (logical (img), "logical"), true); -***** assert (isbw (logical (img), "non-logical"), true); + Sx = 1.2; + Sy = 1.6; + Sz = 2.4; + A = [Sx 0 0 0; 0 Sy 0 0; 0 0 Sz 0; 0 0 0 1]; + tform = affine3d (A); + [xlim, ylim, zlim] = outputLimits (tform, [1 128], [1 128], [1 27]); + assert (xlim, [ 1.2000 153.6000],1e-8) + assert (ylim, [1.6000 204.8000], 1e-8) + assert (zlim, [2.4000 64.8000], 1e-8) +***** error affine3d (1, 2) +***** error outputLimits (affine2d()) ***** test - img(1, 1) = 2; - assert (isbw (img, "non-logical"), false); + a = 23; + M = [cosd(a) 0 sind(a) 0; + 0 1 0 0; + -sind(a) 0 cosd(a) 0; + 0 0 0 1]; + tform = affine3d (M); + tform2 = invert (tform); + assert (tform.T * tform2.T, diag([1 1 1 1]), eps); ***** test - a( 1, 1) = 1; - a(50, 50) = 2; - assert (isbw (a, "non-logical"), false); -***** assert (isbw (rand (5, 5, 1, 4) > 0.5), true) -***** assert (isbw (rand (5, 5, 3, 4) > 0.5), false) -***** assert (isbw (rand (5, 5, 3) > 0.5), false) -***** assert (isbw (rand (5, 5, 1, 3, 4) > 0.5), false) -***** assert (isbw (randi ([0 1], 5, 5, 1, 4), "non-logical"), true) -***** assert (isbw (randi ([0 1], 5, 5, 3, 4), "non-logical"), false) -***** assert (isbw (randi ([0 1], 5, 5, 3), "non-logical"), false) -***** assert (isbw (randi ([0 1], 5, 5, 1, 3, 4), "non-logical"), false) -***** assert (isbw (single ([0 0 1]), "non-logical"), true) -***** assert (isbw ([0 NaN 1], "non-logical"), false) -16 tests, 16 passed, 0 known failure, 0 skipped + tform = affine3d; + assert (tform.T, eye (4)) + assert (tform.Dimensionality, 3) +8 tests, 8 passed, 0 known failure, 0 skipped +[inst/imabsdiff.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imabsdiff.m +***** assert (imabsdiff (uint8 ([23 250]), uint8 ([26 50])), uint8 ([ 3 200])); # default to first class and abs works +***** assert (imabsdiff (uint8 ([23 250]), uint8 ([24 50]), "uint16"), uint16 ([ 1 200])); # defining output class works (not in matlab) +***** assert (imabsdiff (uint8 ([23 250]), uint8 ([24 255]), "int8"), int8 ([ 1 5])); # signed integers kinda work (not in matlab) +***** assert (imabsdiff (logical ([ 1 0]), logical ([ 1 1])), double ([ 0 1])); # return double for two logical images +***** fail ("imabsdiff (uint8 ([23 250]), 30"); # fails subtracting a scalar +***** fail ("imabsdiff (uint8 ([23 250]), uint16 ([23 250]))"); # input need to have same class +6 tests, 6 passed, 0 known failure, 0 skipped [inst/histeq.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/histeq.m ***** assert (histeq ([]), []); @@ -9516,471 +10414,366 @@ (9) 0.81818 0.77778 Abs err 0.040404 exceeds tol 1e-08 by 0.04 (10) 0.90909 0.87302 Abs err 0.036075 exceeds tol 1e-08 by 0.04 22 tests, 7 passed, 15 known failures, 0 skipped -[inst/imregionalmin.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imregionalmin.m +[inst/ntsc2rgb.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/ntsc2rgb.m +***** shared trans + trans = [ 1.0, 1.0, 1.0; + 0.95617, -0.27269, -1.10374; + 0.62143, -0.64681, 1.70062 ]; +***** assert (ntsc2rgb ([.299 .596 .211]), [1 0 0], 1e-5) +***** assert (ntsc2rgb ([.587 -.274 -.523]), [0 1 0], 1e-5) +***** assert (ntsc2rgb ([.114 -.322 .312]), [0 0 1], 1e-5) ***** test - a = [ - 7 3 9 3 10 3 - 4 2 3 10 1 3 - 1 4 6 9 4 10 - 8 7 9 3 4 8 - 5 9 3 3 8 9 - 3 6 9 4 1 10]; - - a4 = logical ([ - 0 0 0 1 0 0 - 0 1 0 0 1 0 - 1 0 0 0 0 0 - 0 0 0 1 0 0 - 0 0 1 1 0 0 - 1 0 0 0 1 0]); - assert (imregionalmin (a, 4), a4) - assert (imregionalmin (uint8 (a), 4), a4) - assert (imregionalmin (int8 (a), 4), a4) - - a8 = logical ([ - 0 0 0 0 0 0 - 0 0 0 0 1 0 - 1 0 0 0 0 0 - 0 0 0 0 0 0 - 0 0 0 0 0 0 - 1 0 0 0 1 0]); - assert (imregionalmin (a), a8) - assert (imregionalmin (a, 8), a8) - assert (imregionalmin (uint8 (a), 8), a8) - assert (imregionalmin (int8 (a), 8), a8) + rgb_map = rand (64, 3); + assert (ntsc2rgb (rgb2ntsc (rgb_map)), rgb_map, 1e-3); ***** test - a = [ - 4 8 5 -1 8 7 - -1 4 0 7 1 1 - 6 1 2 6 7 0 - 6 1 5 -2 5 9 - 1 4 -1 0 0 2 - 4 6 1 0 7 1]; - - a4 = logical ([ - 0 0 0 1 0 0 - 1 0 1 0 0 0 - 0 1 0 0 0 1 - 0 1 0 1 0 0 - 1 0 1 0 0 0 - 0 0 0 0 0 1]); - assert (imregionalmin (a, 4), a4) - assert (imregionalmin (int8 (a), 4), a4) - - a8 = logical ([ - 0 0 0 1 0 0 - 1 0 0 0 0 0 - 0 0 0 0 0 1 - 0 0 0 1 0 0 - 0 0 0 0 0 0 - 0 0 0 0 0 0]); - assert (imregionalmin (a), a8) - assert (imregionalmin (a, 8), a8) - assert (imregionalmin (int8 (a), 8), a8) + rgb_img = rand (64, 64, 3); + assert (ntsc2rgb (rgb2ntsc (rgb_img)), rgb_img, 1e-3); +***** assert (ntsc2rgb ([1.5 0 0]), [1 1 1]) ***** test - ## test float input images - im0 = peaks (); - im1 = im0 ./ 100; - max_pos_expected = [1; 49; 664; 1286; 1302; 2401]; - max0 = imregionalmin (im0); - max0_pos = find (max0); - max1 = imregionalmin (im1); - assert (max1, max0) - assert (max0_pos, max_pos_expected) -3 tests, 3 passed, 0 known failure, 0 skipped -[inst/graythresh.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/graythresh.m -***** shared img, histo - ## this is the old default.img that came with GNU Octave. While the current - ## is very very similar, is off just enough for us to get precision errors - img = uint8 (reshape ([138 138 138 142 142 138 142 138 138 117 105 81 69 61 53 40 49 45 40 36 40 45 53 49 65 73 121 166 210 243 247 247 247 239 235 178 154 170 150 150 162 174 190 190 194 186 178 170 154 182 198 174 117 138 138 142 138 142 142 146 142 138 138 130 109 97 81 73 69 57 53 53 57 61 61 69 73 77 105 121 158 219 243 243 247 243 243 243 206 150 158 158 158 150 158 182 186 190 194 186 174 190 206 198 162 138 142 138 142 146 138 142 142 138 146 142 134 142 130 121 101 97 85 85 81 81 81 85 93 85 73 57 61 93 150 194 215 239 243 243 243 223 166 138 158 158 154 142 162 178 190 190 198 186 182 186 174 162 182 146 142 138 142 142 146 142 146 146 146 146 142 142 142 134 125 101 85 73 65 69 73 73 57 40 53 49 57 69 85 125 166 182 178 178 174 150 130 121 146 146 150 142 166 182 190 182 174 166 162 170 194 198 138 138 146 146 138 146 146 146 146 142 150 146 146 142 130 93 65 45 45 49 45 40 49 40 49 49 49 49 61 81 113 142 150 154 154 146 142 134 125 125 138 134 125 146 162 178 178 178 166 186 202 206 186 142 142 142 134 142 146 142 150 142 146 142 146 146 130 81 53 49 49 45 49 40 36 36 32 36 36 36 53 73 89 125 150 146 134 138 146 138 146 138 142 117 117 113 117 146 166 174 178 182 178 178 170 146 142 142 138 142 146 142 142 146 150 138 146 142 130 73 49 40 49 57 65 69 73 61 61 53 57 53 61 77 77 97 113 138 134 130 138 142 150 146 150 134 138 121 121 101 121 150 158 154 142 150 162 166 178 138 138 146 142 142 142 142 146 146 142 142 130 73 57 49 36 49 65 77 85 89 85 81 81 81 85 93 93 97 105 117 125 150 158 154 162 162 166 154 134 150 130 125 113 138 182 174 154 130 178 227 239 239 134 138 142 138 142 142 146 146 138 150 125 61 49 32 32 45 49 57 65 85 101 105 101 101 109 125 117 113 109 138 134 125 166 178 170 162 150 170 162 170 150 146 150 138 125 162 186 182 142 206 247 247 243 138 138 138 138 142 142 146 146 146 130 85 45 45 36 40 53 45 57 69 97 125 130 130 134 138 146 142 134 142 158 138 117 146 174 170 174 178 170 174 170 166 154 162 158 130 134 170 178 158 190 243 247 247 142 142 142 142 142 146 146 142 138 89 53 45 40 45 45 49 57 77 93 125 138 150 154 158 158 162 154 150 166 174 142 73 125 174 178 174 182 182 178 178 174 166 174 174 162 125 154 170 174 170 227 247 251 142 138 142 142 142 142 142 138 105 61 40 40 32 40 40 49 61 89 117 146 154 158 162 170 170 174 162 166 174 182 150 65 146 166 174 186 198 198 198 190 178 178 174 174 158 134 154 198 194 174 202 251 251 146 142 142 142 146 150 138 134 69 40 40 36 32 40 45 45 65 101 134 150 158 166 174 178 174 174 174 170 170 174 142 73 150 162 178 194 202 202 194 194 178 178 154 134 125 138 154 198 194 186 190 243 251 150 146 146 146 146 150 130 109 53 45 28 40 40 36 32 49 73 101 130 154 162 170 170 170 178 182 178 178 174 158 142 121 146 158 178 174 186 190 186 186 174 146 105 109 113 130 150 178 202 190 186 243 251 146 146 146 146 150 142 109 73 49 40 32 40 40 45 40 53 69 93 130 154 162 170 174 178 182 182 186 182 178 154 146 130 138 142 150 170 182 178 174 166 150 117 97 105 113 130 150 150 174 182 190 243 251 146 146 154 146 150 134 105 53 40 45 45 40 40 36 36 40 69 105 134 162 170 174 178 182 182 182 186 190 186 178 170 158 154 150 162 182 182 174 174 174 150 113 109 113 113 130 150 162 186 186 190 239 251 154 150 146 150 146 125 77 49 36 40 36 40 36 28 40 36 77 113 138 150 170 170 174 186 190 190 190 194 190 186 194 190 170 162 174 194 174 182 170 170 158 121 113 113 113 146 158 170 210 215 215 206 243 150 146 150 150 150 113 57 49 40 45 45 49 49 40 32 45 85 113 142 170 178 174 182 194 190 194 194 198 198 198 210 210 182 162 170 190 182 186 170 170 162 130 121 113 121 146 154 150 198 215 206 210 215 150 150 150 150 150 105 49 45 40 49 49 57 40 49 49 53 85 121 158 182 178 174 182 198 194 194 194 194 202 202 194 186 174 154 162 166 178 174 170 170 170 158 117 113 130 150 154 121 182 194 206 215 206 158 150 150 150 146 97 45 36 49 49 49 40 40 49 49 65 97 130 154 174 174 174 186 194 194 194 194 198 198 186 170 158 154 158 138 158 162 170 190 182 174 170 138 138 142 154 134 142 146 170 206 219 215 150 150 158 158 150 85 36 40 40 40 40 45 45 49 49 65 97 130 146 166 166 174 182 190 194 194 194 194 190 182 162 158 150 158 182 186 178 198 206 198 190 174 154 174 174 142 142 170 170 166 202 223 219 158 150 150 150 146 85 40 45 40 40 36 45 53 45 49 53 93 117 130 154 162 174 190 186 194 194 194 190 186 178 162 162 170 174 182 198 210 206 210 198 198 182 170 178 174 158 154 194 194 174 198 210 215 150 154 158 150 150 85 49 45 40 40 32 36 53 40 45 53 81 109 142 158 158 174 178 182 190 190 194 190 190 178 170 174 178 186 190 190 206 215 202 206 194 186 178 182 174 154 170 198 210 186 186 202 215 150 154 150 154 150 97 45 40 40 40 36 36 45 40 45 73 89 113 142 158 158 174 174 182 186 186 194 186 182 178 174 170 105 166 206 186 190 202 198 194 190 182 182 174 166 154 162 198 215 202 182 202 219 154 150 154 150 146 117 61 45 45 45 36 53 53 49 53 77 93 101 125 158 162 174 174 178 174 186 190 182 182 186 182 182 77 125 198 194 186 190 190 178 178 178 162 162 162 154 186 210 227 210 190 206 223 154 150 154 150 154 138 65 45 45 45 40 49 49 40 53 65 77 89 113 150 158 166 166 170 178 182 186 182 170 170 170 162 81 117 186 190 186 182 178 186 174 166 162 150 130 154 194 227 227 219 202 202 219 154 154 150 154 146 146 89 45 40 45 40 49 49 36 40 57 65 89 109 138 146 158 158 170 170 178 182 178 162 150 158 154 113 146 186 182 178 182 178 170 170 162 146 138 138 146 202 223 231 219 210 190 215 130 130 130 130 130 130 109 45 53 40 32 36 40 45 53 61 65 81 97 117 130 138 150 158 158 178 170 162 158 138 142 150 146 166 178 174 174 170 170 170 162 158 138 117 117 142 202 223 239 223 215 186 206 61 61 65 69 69 65 57 36 40 36 32 40 40 53 57 53 57 69 93 105 109 130 138 142 154 162 150 138 142 125 121 150 162 170 170 166 170 170 170 166 162 138 121 113 130 170 202 223 227 231 202 178 182 45 49 45 40 40 40 45 45 45 45 36 40 32 49 61 61 57 65 73 81 101 109 121 130 142 146 121 89 93 117 113 134 154 174 166 162 166 170 170 162 154 150 142 150 223 186 194 215 231 227 206 182 174 49 40 45 45 49 49 45 49 49 49 49 40 36 45 57 69 65 61 65 69 85 93 109 109 117 109 89 57 57 81 97 113 154 162 166 162 170 158 158 162 154 162 174 231 239 178 186 210 231 239 210 194 178 49 36 49 45 49 49 49 45 45 49 49 36 40 40 45 36 53 53 53 57 57 69 69 73 69 61 57 45 45 65 89 105 125 142 146 150 150 154 162 170 174 223 235 247 231 178 178 206 227 227 223 198 190 40 53 36 45 40 40 40 40 45 40 40 45 45 45 45 40 53 49 49 45 53 45 32 36 36 36 36 40 49 45 61 73 89 93 97 113 125 142 186 202 239 239 243 251 239 198 166 194 215 235 227 215 202 40 45 36 32 36 40 40 45 40 40 45 49 45 49 45 49 40 40 45 49 40 45 45 45 49 49 32 40 49 40 49 57 69 81 101 134 170 206 235 243 243 239 247 251 247 210 170 186 202 231 231 227 210 49 45 49 40 40 40 49 45 40 40 45 45 45 40 45 45 45 49 40 49 40 49 45 45 36 40 40 45 45 45 45 65 121 150 210 239 243 243 247 243 243 247 251 251 239 223 178 174 194 219 239 231 219 36 45 45 40 40 49 40 45 49 49 40 40 45 49 40 40 45 49 45 40 49 45 40 40 40 49 40 45 40 49 49 121 162 215 247 247 247 247 247 243 247 251 251 251 247 239 223 194 186 202 215 210 210 36 45 45 40 40 49 40 45 32 36 49 36 45 49 40 40 45 40 36 40 45 45 40 40 40 36 45 32 40 49 57 121 142 215 243 247 243 247 243 247 251 251 251 251 247 247 247 227 186 194 190 190 182 40 32 45 32 45 40 45 45 49 45 40 45 49 36 40 45 32 40 45 45 49 45 45 45 45 53 49 53 45 45 40 69 97 186 239 243 247 247 247 251 251 251 251 251 243 243 231 202 202 206 206 186 170 53 40 40 40 40 40 36 32 32 36 45 53 49 32 36 32 36 32 40 49 40 40 45 40 40 53 45 49 49 40 32 40 49 138 219 235 247 247 251 251 251 251 251 247 243 235 198 206 210 198 190 186 186 73 69 61 57 61 49 53 40 49 45 40 49 49 49 57 57 53 49 53 53 45 40 45 40 45 49 45 49 45 40 32 53 69 101 215 231 247 247 247 247 251 251 251 243 235 219 194 202 202 186 186 190 194], [53 40])); -***** assert (graythresh (img, "percentile"), 142/255); -***** assert (graythresh (img, "percentile", 0.5), 142/255); -***** assert (graythresh (img, "moments"), 142/255); -***** assert (graythresh (img, "minimum"), 93/255); -***** assert (graythresh (img, "maxentropy"), 150/255); -***** assert (graythresh (img, "intermodes"), 99/255); -***** assert (graythresh (img, "otsu"), 114.5/255); - histo = hist (img(:), 0:255); -***** assert (graythresh (histo, "otsu"), 114.5/255); -***** assert (graythresh (img, "mean"), 0.51445615982, 0.000000001); # here our results differ from ImageJ + ntsc = [0.4229 0.0336 0.7184]; + rgb = ntsc * trans; # [0.9014 -0.0509 1.6075] + rgb(1) /= rgb(3); # scaled based on the maximum + rgb(2) = 0; # cut to 0 + rgb(3) = 1; # cut to 1 + assert (ntsc2rgb (ntsc), rgb); ***** test - im = repmat (0.5, 100, 100); - [t, g] = graythresh (im); - assert (t, 0) - assert (g, 0) + ntsc = [0.8229 0.3336 0.7184]; + rgb = ntsc * trans; # [1.58831 0.26726 1.67642] + rgb /= rgb(3); + assert (ntsc2rgb (ntsc), rgb); ***** test - im = [-2 1 0; 43 .5 .2]; - clip_im = [ 0 1 0; 1 .5 .2]; - t = graythresh (clip_im); - assert (graythresh (im), t) - assert (graythresh (single (im)), t) + ntsc = [0.4229 0.0336 0.7184 + 0.8229 0.3336 0.7184]; + rgb = ntsc * trans; # [0.9014 -0.0509 1.6075; 1.58831 0.26726 1.67642] + rgb(1,1) /= rgb(1,3); + rgb(1,2) = 0; + rgb(1,3) = 1; + rgb(2,:) /= rgb(2,3); + assert (ntsc2rgb (ntsc), rgb); +***** error ntsc2rgb () +***** error ntsc2rgb (1,2) +***** error ntsc2rgb (uint8 (1)) +***** error ntsc2rgb (ones (2,2)) +***** error ntsc2rgb (ones ([10 10 3], "uint8")) +***** error ntsc2rgb (ones ([10 10 3], "uint16")) +***** error ntsc2rgb (ones ([10 10 3], "int16")) ***** test - H(1) = 100; - assert (graythresh (H), 0) -12 tests, 12 passed, 0 known failure, 0 skipped -[inst/bwareafilt.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/bwareafilt.m -***** shared a2d, a3d - a2d = [1 0 0 0 0 0 1 0 0 1 - 1 0 0 1 0 1 0 1 0 1 - 1 0 1 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 1 0 0 0 0 0 0 0 0 - 1 1 0 1 1 1 0 0 0 0 - 1 1 0 1 0 0 0 1 0 0 - 1 1 0 0 0 0 1 0 1 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 1 1 0 0 1]; - - a3d = a2d; - a3d(:,:,2) = [ - 0 0 0 0 0 0 0 0 0 0 - 1 0 0 1 1 0 0 1 0 0 - 0 0 0 1 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 1 0 0 0 0 0 0 0 0 - 1 1 0 0 1 1 0 0 0 0 - 1 1 0 1 0 0 0 0 0 0 - 1 0 0 0 0 0 1 0 0 0 - 0 1 0 0 0 0 0 0 0 1 - 1 1 0 0 0 0 1 0 0 0]; - - a3d(:,:,3) = [ - 1 0 0 0 0 0 0 0 0 0 - 0 1 0 1 1 0 0 1 0 0 - 0 0 0 1 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 1 1 1 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 1 0 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 1 - 1 1 0 0 0 0 0 0 0 0]; + yiq = rand (16, 16, 3, 5); + rgb = zeros (size (yiq)); + for i = 1:5 + rgb(:,:,:,i) = ntsc2rgb (yiq(:,:,:,i)); + endfor + assert (ntsc2rgb (yiq), rgb); ***** test - f2d = [0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 1 0 0 0 0 0 0 0 0 - 1 1 0 1 1 1 0 0 0 0 - 1 1 0 1 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0]; - assert (bwareafilt (a2d, 2), logical (f2d)); - assert (bwareafilt (a2d, 2, 8), logical (f2d)); - assert (bwareafilt (a2d, 2, 4), logical (f2d)); + rgb = ntsc2rgb (rand (10, 10, 3)); + assert (class (rgb), "double"); + assert (size (rgb), [10 10 3]); ***** test - f2d = [1 0 0 0 0 0 1 0 0 0 - 1 0 0 0 0 1 0 1 0 0 - 1 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 1 0 0 0 0 0 0 0 0 - 1 1 0 1 1 1 0 0 0 0 - 1 1 0 1 0 0 0 1 0 0 - 1 1 0 0 0 0 1 0 1 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0]; - assert (bwareafilt (a2d, 5), logical (f2d)); - assert (bwareafilt (a2d, 5, 8), logical (f2d)); + rgb = ntsc2rgb (rand (10, 10, 3, "single")); + assert (class (rgb), "single"); + assert (size (rgb), [10 10 3]); ***** test - f2d = [0 0 0 0 0 0 1 0 0 1 - 0 0 0 1 0 1 0 1 0 1 - 0 0 1 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 1 0 0 - 0 0 0 0 0 0 1 0 1 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 1 1 0 0 1]; - assert (bwareafilt (a2d, 11, "smallest", 4), logical (f2d)); + ntsc = (rand (10, 10, 3) * 3 ) - 0.5; # values outside range [0 1] + rgb = ntsc2rgb (ntsc); + assert (class (rgb), "double"); + assert (size (rgb), [10 10 3]); ***** test - f2d = [1 0 0 0 0 0 1 0 0 0 - 1 0 0 0 0 1 0 1 0 0 - 1 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 1 1 1 0 0 0 0 - 0 0 0 1 0 0 0 1 0 0 - 0 0 0 0 0 0 1 0 1 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0]; - assert (bwareafilt (a2d, [3 5]), logical (f2d)); - assert (bwareafilt (a2d, [3 5], 8), logical (f2d)); + ntsc = (rand (10, 10, 3, "single") * 3 ) - 0.5; # values outside range [0 1] + rgb = ntsc2rgb (ntsc); + assert (class (rgb), "single"); + assert (size (rgb), [10 10 3]); ***** test - f2d = [1 0 0 0 0 0 0 0 0 0 - 1 0 0 0 0 0 0 0 0 0 - 1 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 1 1 1 0 0 0 0 - 0 0 0 1 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0]; - assert (bwareafilt (a2d, [3 4], 4), logical (f2d)); - assert (bwareafilt (a2d, [3 4], [0 1 0; 1 1 1; 0 1 0]), logical (f2d)); + ntsc_double = reshape ([.299 .587 .114 0 .596 -.274 -.322 0 .211 -.523 .312 0], + [2 2 3]); + expected = reshape ([1 0 0 0 0 1 0 0 0 0 1 0], [2 2 3]); + + assert (ntsc2rgb (ntsc_double), expected, 1e-5); + assert (ntsc2rgb (single (ntsc_double)), single (expected), 1e-5); +22 tests, 22 passed, 0 known failure, 0 skipped +[inst/qtdecomp.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/qtdecomp.m +***** demo + full(qtdecomp(eye(8))) + %It finds 2 big blocks of 0 and it decomposes further where 0 and 1 are mixed. +***** # Test if odd-sized limits split +***** assert(full(qtdecomp(eye(5))), reshape([5,zeros(1,24)],5,5)); +***** assert(full(qtdecomp(eye(6))), repmat(reshape([3,zeros(1,8)],3,3),2,2)); +***** # Test 'equal' method ***** test - f2d = [1 0 0 0 0 0 1 0 0 1 - 1 0 0 1 0 1 0 1 0 1 - 1 0 1 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 1 1 1 0 0 0 0 - 0 0 0 1 0 0 0 1 0 0 - 0 0 0 0 0 0 1 0 1 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 1 1 0 0 0]; - assert (bwareafilt (a2d, [2 4]), logical (f2d)); - assert (bwareafilt (a2d, [2 4], 8), logical (f2d)); - assert (bwareafilt (a2d, [2 4], ones (3)), logical (f2d)); + a=ones(2,2); + b=[2,0;0,0]; + assert(full(qtdecomp(eye(4))), [a,b;b,a]); +***** shared A, B2, B4 + A=[ 1, 4, 2, 5,54,55,61,62; + 3, 6, 3, 1,58,53,67,65; + 3, 6, 3, 1,58,53,67,65; + 3, 6, 3, 1,58,53,67,65; + 23,42,42,42,99,99,99,99; + 27,42,42,42,99,99,99,99; + 23,22,26,25,99,99,99,99; + 22,22,24,22,99,99,99,99]; + B2=[2,0;0,0]; + B4=zeros(4); B4(1,1)=4; ***** test - f3d = [0 0 0 0 0 0 1 0 0 0 - 0 0 0 1 0 1 0 1 0 0 - 0 0 1 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0]; - - f3d(:,:,2) = [ - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 1 1 0 0 1 0 0 - 0 0 0 1 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0 - 1 0 0 0 0 0 0 0 0 0 - 0 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0]; - - f3d(:,:,3) = [ - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 1 1 0 0 1 0 0 - 0 0 0 1 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 1 0 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0]; - assert (bwareafilt (a3d, 2), logical (f3d)); - assert (bwareafilt (a3d, 2, 26), logical (f3d)); - assert (bwareafilt (a3d, 2, ones (3, 3, 3)), logical (f3d)); + R=[ones(4,8); [ones(2),B2;ones(2,4)], B4]; + assert(full(qtdecomp(A)), R); + assert(full(qtdecomp(A,0)), R); +***** # Test 'threshold' method ***** test - f3d = [0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 1 0 0 0 0 0 0 0 0 - 1 1 0 1 1 1 0 0 0 0 - 1 1 0 1 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0]; + R=[ones(4,8); [ones(2),B2;B2,ones(2)],B4]; + assert(full(qtdecomp(A,1)), R); +***** test + R=[[B4,[B2,B2;B2,B2]]; [[ones(2),B2;B2,B2],B4]]; + assert(full(qtdecomp(A,10)), R); +***** test + R=[[B4,[B2,B2;B2,B2]]; [[B2,B2;B2,B2],B4]]; + assert(full(qtdecomp(A,10,2)), R); - f3d(:,:,2) = [ - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 1 0 0 0 0 0 0 0 0 - 1 1 0 0 1 1 0 0 0 0 - 1 1 0 1 0 0 0 0 0 0 - 1 0 0 0 0 0 0 0 0 0 - 0 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0]; + assert(full(qtdecomp(A,100,[2, 4])), [B4,B4;B4,B4]); +***** test + f = @(A, c1 = 54, c2 = 0, c3 = 0) (A (1, 1, :) != ((c1+c2+c3) * ones (1, 1, size (A, 3))))(:); - f3d(:,:,3) = [ - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 1 1 1 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 1 0 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 0 0]; - assert (bwareafilt (a3d, 2, 6), logical (f3d)); - assert (bwareafilt (a3d, 2, conndef (3, "minimal")), logical (f3d)); -8 tests, 8 passed, 0 known failure, 0 skipped -[inst/mat2gray.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/mat2gray.m -***** assert(mat2gray([1 2 3]), [0 0.5 1]); # standard use -***** assert(mat2gray(repmat ([1 2; 3 3], [1 1 3])), repmat ([0 0.5; 1 1], [1 1 3])); # setting min and max -***** assert(mat2gray([1 2 3], [2 2]), [1 1 1]); # equal min and max -***** assert(mat2gray([-1 0 0.5 3], [2 2]), [0 0 0.5 1]); # equal min and max + assert(full(qtdecomp(A,f)),[ones(4),B4;ones(4,8)]); + assert(full(qtdecomp(A,f,54)),[ones(4),B4;ones(4,8)]); + assert(full(qtdecomp(A,f,4,40,10)),[ones(4),B4;ones(4,8)]); ***** test - ## SCALE is unset and all values in the input IMAGE are the same: - ## case 1: all values are in the [0 1] range] - assert (mat2gray ([.5 .5; .5 .5]), [.5 .5; .5 .5]) - ## case 2: all values are above the [0 1] range - assert (mat2gray ([3 3; 3 3]), [1 1; 1 1]) - ## case 2: all values are below the [0 1] range - assert (mat2gray ([-3 -3; -3 -3]), [0 0; 0 0]) -***** assert(mat2gray([1 2 3], [3 1]), [1 0.5 0]); # max and min inverted -***** assert (mat2gray ([-3 -2 -1]), [0 0.5 1]) -7 tests, 7 passed, 0 known failure, 0 skipped -[inst/imextendedmax.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imextendedmax.m -***** shared im0, bw0_h2_out - im0 = uint8 ([0 0 0 0 0; - 0 1 2 1 0; - 0 2 5 2 0; - 0 1 2 1 0; - 0 0 0 0 0]); - bw0_h2_out = false (5); - bw0_h2_out(3,3) = true; -***** error imextendedmax () -***** error imextendedmax (im0) -***** error imextendedmax ("hello", 2) -***** error imextendedmax (i.*im0, 2) -***** error imextendedmax (sparse (im0), 2) -***** error imextendedmax (im0, -2) -***** error imextendedmax (im0, 'a') -***** error imextendedmax (im0, ones (2)) -***** error imextendedmax (im0, 2*i) -***** assert (imextendedmax (im0, 2), bw0_h2_out) -***** assert (imextendedmax (double (im0), 2), bw0_h2_out) -***** assert (imextendedmax (im0, 2, 8), bw0_h2_out) -***** assert (imextendedmax (im0, 2, 4), bw0_h2_out) -***** assert (imextendedmax (im0, 2, true (3)), bw0_h2_out) +***** # no params + first_eq=inline("(A(1,1,:)!=(54*ones(1,1,size(A,3))))(:)","A"); + assert(full(qtdecomp(A,first_eq)),[ones(4),B4;ones(4,8)]); ***** test - out = imextendedmax (im0, 2); - assert (size (out), size (im0)) - assert (class (out), "logical") +***** # 1 param + first_eq=inline("(A(1,1,:)!=(c*ones(1,1,size(A,3))))(:)","A","c"); + assert(full(qtdecomp(A,first_eq,54)),[ones(4),B4;ones(4,8)]); ***** test - out = imextendedmax (single (im0), 2); - assert (size (out), size (im0)) - assert (class (out), "logical") +***** # 3 params + first_eq=inline("(A(1,1,:)!=((c1+c2+c3)*ones(1,1,size(A,3))))(:)","A","c1","c2","c3"); + assert(full(qtdecomp(A,first_eq,4,40,10)),[ones(4),B4;ones(4,8)]); +11 tests, 11 passed, 0 known failure, 0 skipped +[inst/viscircles.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/viscircles.m +***** demo + centers = randi ([0 100], 5, 2); + radii = randi ([10 100], 5, 1); + axis equal + viscircles (centers, radii, + "Color", "magenta", + "LineStyle", ":", + "LineWidth", 5); + title ("5 random circles"); + #---------------------------------------------- + # the figure window shows 5 circles with random + # radii and positions +***** test # old undocumented property + h = viscircles ([0 0], 1, "EdgeColor", "black"); + assert (get (get (h, "children")(1), "color"), [0 0 0]) +***** test # old undocumented property + h = viscircles ([0 0], 1, "DrawBackgroundCircle", false); + assert (numel (get (h, "children")), 1) +***** error ... + viscircles ([0 0], 1, "Color", "magenta", "EdgeColor", "black") ***** test - out = imextendedmax (uint8 (im0), 2); - assert (size (out), size (im0)) - assert (class (out), "logical") + centers = randi ([0 100], 5, 2); + radii = randi ([0 100], 5, 1); + h = viscircles (centers, radii); + close; ***** test - out = imextendedmax (uint16 (im0), 2); - assert (size (out), size (im0)) - assert (class (out), "logical") + centers = randi ([0 100], 5, 2); + radii = randi ([0 100], 5, 1); + figure (); + h = viscircles (gca (), centers, radii); + close; ***** test - im = cat (3, im0, im0, im0, im0); - out = imextendedmax (im, 2); - assert (size (out), size (im)) + centers = randi ([0 100], 5, 2); + radii = randi ([0 100], 5, 1); + h = viscircles (centers, radii, "Color", "magenta", + "LineStyle", ":", "LineWidth", 5); + close; ***** test - im = zeros (10); - im(2:4, 2:4) = 3; - im(6:8, 6:8) = 8; - expected_4 = false (10); - expected_4(6:8, 6:8) = true; - expected_2 = expected_4; - expected_2(2:4, 2:4) = true; - out = imextendedmax (im, 4); - assert (out, expected_4, eps) - out = imextendedmax (0.1.*im, 0.4); - assert (out, expected_4, eps) - out = imextendedmax (im, 2); - assert (out, expected_2, eps) + centers = randi ([0 100],5,2); + radii = randi ([0 100],5,1); + figure (); + h = viscircles (centers, radii, "Color", "magenta", + "LineStyle", ":", "LineWidth", 5); + close; +7 tests, 7 passed, 0 known failure, 0 skipped +[inst/im2col.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/im2col.m +***** demo + ## Divide A using distinct blocks and then reverse the operation + A = [ 1:10 + 11:20 + 21:30 + 31:40]; + B = im2col (A, [2 5], "distinct") + C = col2im (B, [2 5], [4 10], "distinct") ***** test - im2 = zeros (10); - im2(2:4, 2:4) = 3; - im2(6:9, 6:9)=8; - im2(5, 5)=8; - im2(6, 7)=0; - im2(7, 8)=0; - expected_8 = false (10); - expected_8(6:9, 6:9) = true; - expected_8(5, 5) = true; - expected_8(6, 7) = false; - expected_8(7, 8) = false; - expected_4 = expected_8; - expected_4(2:4, 2:4) = true; - out2 = imextendedmax (im2, 2); - assert (out2, expected_8, eps) - out2 = imextendedmax (im2, 2, 4); - assert (out2, expected_4, eps) - out2 = imextendedmax (im2, 2, 8); - assert (out2, expected_8, eps) -21 tests, 21 passed, 0 known failure, 0 skipped -[inst/imgaussfilt.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imgaussfilt.m -***** assert (imgaussfilt(ones (5) * 9)); -***** assert (isa (imgaussfilt (uint8 (ones (5))), "uint8")); -***** assert (isa (imgaussfilt (uint16 (ones (5))), "uint16")); -***** assert (isa (imgaussfilt (uint32 (ones (5))), "uint32")); -***** assert (isa (imgaussfilt (uint64 (ones (5))), "uint64")); -***** assert (isa (imgaussfilt (int8 (ones (5))), "int8")); -***** assert (isa (imgaussfilt (int16 (ones (5))), "int16")); -***** assert (isa (imgaussfilt (int32 (ones (5))), "int32")); -***** assert (isa (imgaussfilt (single (ones (5))), "single")); -***** assert (isa (imgaussfilt (double (ones (5))), "double")); -***** error (imgaussfilt (true (5))); -***** error (imgaussfilt (5i+9)); -***** error (imgaussfilt ({"sdg","sdgsd"})); -***** error (imgaussfilt ("sdjgkhsdkl")); -***** error (imgaussfilt (struct("x", "34", "y", "67"))) -***** error (imgaussfilt ()); -***** error (imgaussfilt ("asdf")); -***** assert(imgaussfilt(ones (5), 6)); -***** assert(imgaussfilt(ones (5), 1.7)); -***** assert (imgaussfilt (ones (5), [1, 4])); -***** error(imgaussfilt(ones (5), -0.5)); -***** error (imgaussfilt (ones (3), "asdf")); -***** error (imgaussfilt (ones (3), [3,5,6])); -***** error (imgaussfilt (ones (3), [3,-5])); -***** error (imgaussfilt (ones (3), [-3, 4])); -***** error (imgaussfilt (ones (3), [-3, -4])); -***** assert (imgaussfilt (ones (5), "padding", "circular")); -***** assert (imgaussfilt (ones (5), "padding", "symmetric")); -***** assert (imgaussfilt (ones (3), "padding", "replicate")); -***** assert (imgaussfilt (ones (3), "Padding", "Replicate")); -***** assert (imgaussfilt (ones (3), "Padding", 5)); -***** error (imgaussfilt (ones (3), "circular")); -***** error (imgaussfilt (ones (3), "symmetric", "padding")); -***** error (imgaussfilt (ones (3), "padding")); -***** error (imgaussfilt (ones (3), "padding", "ciircular")); -***** error (imgaussfilt (ones (3), "padding", [2, 3])); -***** error(imgaussfilt(ones (5), 5i)); -***** assert (imgaussfilt (ones (5), "filtersize", 3)); -***** assert (imgaussfilt (ones (5), "FilterSize", [5, 7])); -***** assert (imgaussfilt (ones (5), "FilterSize", [5, 3]')); -***** error (imgaussfilt (ones (5), "filter", 3)); -***** error (imgaussfilt (ones (5), "filtersize", 4)); -***** error (imgaussfilt (ones (5), "filtersize", 5.5)); -***** error (imgaussfilt (ones (5), "filterSize", [5, 2])); -***** error (imgaussfilt (ones (5), "filterSize", [5, 2]')); -***** error (imgaussfilt (ones (5), "filtersize", [5, 7.5])); -***** error (imgaussfilt (ones (5), "filtersize", [5, 7.5]')); -***** assert (imgaussfilt (ones (5), "padding", "replicate")); -***** assert (imgaussfilt (ones (5), "padding", "circular")); -***** assert (imgaussfilt (ones (5), "padding", "symmetric")); -***** assert (imgaussfilt (ones (5), "padding", 5)); -***** assert (imgaussfilt (ones (5), "FilterDomain", "auto")); -***** assert (imgaussfilt (ones (5), "FilterDomain", "frequency")); -***** assert (imgaussfilt (ones (5), "FilterDomain", "spatial")); -***** error (imgaussfilt (ones (5), "FilterDomain", "asdf")); -***** error (imgaussfilt (ones (5), "FilterDomain", 4)); + a = rand (10); + assert (im2col (a, [5 5]), im2col (a, [5 5], "sliding")) +***** test + a = rand (10); + assert (im2col (a, [5 5]), im2col (a, "indexed", [5 5])) +***** error im2col (rand (20), [2 5], 10) +***** error im2col (rand (20), [2 5], "wrong_block_type") +***** error im2col (rand (10), [5 5], "sliding", 5) +***** error im2col (rand (10), "indexed", [5 5], "sliding", 5) +***** shared B, A, Bs, As, Ap, Bp0, Bp1, Bp0_3s + v = [1:10]'; + r = reshape (v, 2, 5); + B = [v v+20 v+40 v+10 v+30 v+50]; + A = [r r+10; r+20 r+30; r+40 r+50]; + As = [ 1 2 3 4 5 + 6 7 8 9 10 + 11 12 13 14 15]; + b1 = As(1:2, 1:4)(:); + b2 = As(2:3, 1:4)(:); + b3 = As(1:2, 2:5)(:); + b4 = As(2:3, 2:5)(:); + Bs = [b1, b2, b3, b4]; + Ap = A(:, 1:9); + Bp1 = Bp0 = B; + Bp0(9:10, 4:6) = 0; + Bp1(9:10, 4:6) = 1; + Bp0_3s = Bp0; + Bp0_3s(11:30, :) = 0; +***** assert (im2col (A, [2 5], "distinct"), B); +***** assert (im2col (Ap, [2 5], "distinct"), Bp0); +***** assert (im2col (Ap, [2 5 3], "distinct"), Bp0_3s); +***** assert (im2col (Ap, "indexed", [2 5], "distinct"), Bp1); +***** assert (im2col (uint8 (Ap), "indexed", [2 5], "distinct"), uint8 (Bp0)); +***** assert (im2col (uint16 (Ap), "indexed", [2 5], "distinct"), uint16 (Bp0)); +***** assert (im2col (int16 (Ap), "indexed", [2 5], "distinct"), int16 (Bp1)); +***** assert (im2col (uint32 (Ap), "indexed", [2 5], "distinct"), uint32 (Bp1)); +***** assert (im2col (uint8 (A), [2 5], "distinct"), uint8 (B)); +***** assert (im2col (single (A), [2 5], "distinct"), single (B)); +***** assert (im2col (logical (A), [2 5], "distinct"), logical (B)); +***** assert (im2col (uint8 (As), [2 4], "sliding"), uint8 (Bs)); +***** assert (im2col (single (As), [2 4], "sliding"), single (Bs)); +***** assert (im2col (logical (As), [2 4], "sliding"), logical (Bs)); +***** assert (im2col (As, [2 4], "sliding"), Bs); +***** assert (im2col (As, [3 5], "sliding"), As(:)); +***** test + A = randi (9, 10, 9, 5); +***** assert (convn (A, ones (3, 3, 3), "valid"), + reshape (sum (im2col (A, [3 3 3])), [8 7 3])); + + A = randi (9, 10, 9, 5, 7); +***** assert (convn (A, ones (3, 3, 3), "valid"), + reshape (sum (im2col (A, [3 3 3])), [8 7 3 7])); +***** assert (convn (A, ones (3, 4, 3), "valid"), + reshape (sum (im2col (A, [3 4 3])), [8 6 3 7])); +***** assert (convn (A, ones (3, 5, 3, 2), "valid"), + reshape (sum (im2col (A, [3 5 3 2])), [8 5 3 6])); +***** assert (im2col (1:8, [2 1]), zeros (2, 0)) +28 tests, 28 passed, 0 known failure, 0 skipped +[inst/imlincomb.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imlincomb.m +***** assert (imlincomb (0.5, uint8 ([255 10]), 0.5, uint8 ([50 20])), + uint8 ([153 15])); # default to first class and truncate +***** assert (imlincomb (0.5, uint8 ([255 10]), 0.5, uint8 ([50 20]), "uint16"), + uint16 ([153 15])); # defining output class works +***** assert (imlincomb (0.5, uint8 ([255 10]), 0.5, uint8 ([50 20]), 10), + uint8 ([163 25])); # default to first class and truncate +***** assert (imlincomb (0.5, uint8 ([255 10]), 0.5, uint8 ([50 20]), 1000, "uint16"), + uint16 ([1153 1015])); # defining output class works +***** assert (imlincomb (0.5, uint8 ([255 10]), 0.5, uint8 ([50 20]), 1000), + uint8 ([255 255])); # defining output class works +5 tests, 5 passed, 0 known failure, 0 skipped +[inst/imboxfilt.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imboxfilt.m +***** assert (imboxfilt(ones (5) * 9)); +***** assert (isa (imboxfilt (uint8 (ones (5))), "uint8")); +***** assert (isa (imboxfilt (uint16 (ones (5))), "uint16")); +***** assert (isa (imboxfilt (uint32 (ones (5))), "uint32")); +***** assert (isa (imboxfilt (uint64 (ones (5))), "uint64")); +***** assert (isa (imboxfilt (int8 (ones (5))), "int8")); +***** assert (isa (imboxfilt (int16 (ones (5))), "int16")); +***** assert (isa (imboxfilt (int32 (ones (5))), "int32")); +***** assert (isa (imboxfilt (single (ones (5))), "single")); +***** assert (isa (imboxfilt (double (ones (5))), "double")); +***** error (imboxfilt (true (5))); +***** error (imboxfilt (5i+9)); +***** error (imboxfilt ({"sdg","sdgsd"})); +***** error (imboxfilt ("sdjgkhsdkl")); +***** error (imboxfilt (struct("imgD_start_xaxis", "34", "imgD_start_yaxis", "67"))) +***** error (imboxfilt ()); +***** error (imboxfilt ("asdf")); +***** test + padded_img = ones (3); + assert (imboxfilt (padded_img, 9)); +***** test + padded_img = ones (3); + assert (imboxfilt (padded_img, [3, 7])); +***** error (imboxfilt (ones (3), 2)); +***** error (imboxfilt (ones (3), "asdf")); +***** error (imboxfilt (ones (3), 2.4)); +***** error (imboxfilt (ones (3), 3.5)); +***** error (imboxfilt (ones (3), -3)); +***** error (imboxfilt (ones (3), [3,-5])); +***** error (imboxfilt (ones (3), [3.5, 3])); +***** error (imboxfilt (ones (3), [3, 4])); +***** error (imboxfilt (ones (3), [6, 11])); +***** error (imboxfilt(ones (3), [3, 5, 7])); +***** assert (imboxfilt (ones (5), "padding", "circular")); +***** assert (imboxfilt (ones (5), "padding", "symmetric")); +***** assert (imboxfilt (ones (3), "padding", "replicate")); +***** assert (imboxfilt (ones (3), "Padding", "Replicate")); +***** assert (imboxfilt (ones (3), "Padding", 5)); +***** error (imboxfilt (ones (3), "circular")); +***** error (imboxfilt (ones (3), "symmetric", "padding")); +***** error (imboxfilt (ones (3), "padding")); +***** error (imboxfilt (ones (3), "padding", "ciircular")); +***** error (imboxfilt (ones (3), "padding", [2, 3])); +***** assert (imboxfilt (ones (5), "NormalizationFactor", 2)); +***** assert (imboxfilt (ones (5), "normalizationfactor", 2.2)); +***** assert (imboxfilt (ones (5), "Normalizationfactor", -1)); +***** assert (imboxfilt (ones (5), "normalizationFactor", -1.5)); +***** assert (imboxfilt (ones (5), 7, "NormalizationFactor", 3/9)); +***** assert (imboxfilt (ones (5), "NormalizationFactor", 1 , "padding", "circular")); +***** assert (imboxfilt (ones (5), "padding", "circular", "NormalizationFactor", 1)); +***** assert (imboxfilt (ones (5), [5, 7], "NormalizationFactor", 1, "padding", "circular")); +***** assert (imboxfilt (ones (5), [5, 7], "padding", "circular", "NormalizationFactor", 1)); +***** error (imboxfilt (ones (5), "n", 1)); +***** error (imboxfilt (ones (5), "NormalizationFactor")); +***** error (imboxfilt (ones (5), "Normalizastionfactor", 3)); +***** error (imboxfilt (ones (5), "NormalizationFactor", [2, 4])); +***** error (imboxfilt (ones (5), "Normalizationfactor", "asdf")); +***** error (imboxfilt (ones (5), "normalizationFactor", "2")); +***** error (imboxfilt (ones (5), "NormalizationFactor", 1 , "padding", "circular", "NormalizastionFactor", [2, 1])); +***** error (imboxfilt (ones (5), "padding", "NormalizationFactor", 2, "circular", "NormalizastionFactor", 1)); +***** error (imboxfilt (ones (5), "NormalizationFactor", [1, 4], "padding", "circular", "NormalizastionFactor", 2)); +***** assert (imboxfilt (ones (5), "normalizationfactor", 1), ones (5) * 9); +***** assert (imboxfilt (ones (5), "normalizationfactor", 2), ones (5) * 18); +***** assert (imboxfilt (ones (5), "normalizationfactor", 100), ones (5) * 900); +***** assert (imboxfilt (ones (5), "normalizationfactor", 0.1), ones (5) * 0.9, eps); +***** assert (imboxfilt (ones (5), "normalizationfactor", 0), zeros (5)); +***** assert (imboxfilt (ones (8))); +***** assert (imboxfilt (ones (8), 3)); +***** assert (imboxfilt (ones (8), "padding", "circular")); +***** assert (imboxfilt (ones (8), 3, "padding", "circular")); +***** assert (imboxfilt (ones (8), "NormalizationFactor", 5)); +***** assert (imboxfilt (ones (8), 3, "NormalizationFactor", 5)); +***** assert (imboxfilt (ones (8), "padding", "circular", "NormalizationFactor", 5)); +***** assert (imboxfilt (ones (8), 3, "padding", "circular", "NormalizationFactor", 5)); +***** error (imboxfilt (ones (8), 3, 3)); +***** error (imboxfilt (ones (8), 3, 3, "padding", "circular")); +***** assert (imboxfilt(ones (200), [89, 121]), ones (200)) +***** assert (imboxfilt(ones (200), 199), ones (200)) +***** test + input = ones (3) * 3; + expected = input; + output = imboxfilt (input); + assert (output, expected); ***** test input = [1, 1, 1; 10, 10, 10; 100, 100, 100]; - expected = [12.5028 12.5028 12.5028 - 18.6271 18.6271 18.6271 - 79.8702 79.8702 79.8702]; - output = imgaussfilt (input, "padding", "circular"); - assert (output, expected, 0.0001); + expected= [37, 37, 37; 37, 37, 37; 37, 37, 37]; + output = imboxfilt (input, 3, "padding", "circular"); + assert (output, expected, eps); ***** test input = [1, 1, 1; 10, 10, 10; 100, 100, 100]; - expected = [1.9586 1.9586 1.9586 - 18.6271 18.6271 18.6271 - 90.4144 90.4144 90.4144]; - output = imgaussfilt (input, "padding", "replicate"); - assert (output, expected, 0.0001); + expected = [4, 4, 4; 37, 37, 37; 70, 70, 70]; + output = imboxfilt (input, 3, "padding", "replicate"); + assert (output, expected, eps); ***** test input = [1 1 1 1 1 1 1 2 2 2 2 1; @@ -9988,14 +10781,14 @@ 1 2 2 2 2 1; 1 2 2 2 2 1; 1 1 1 1 1 1]; - expected = [1.0114 1.0953 1.1067 1.1067 1.0953 1.0114 - 1.0953 1.7980 1.8930 1.8930 1.7980 1.0953 - 1.1067 1.8930 1.9995 1.9995 1.8930 1.1067 - 1.1067 1.8930 1.9995 1.9995 1.8930 1.1067 - 1.0953 1.7980 1.8930 1.8930 1.7980 1.0953 - 1.0114 1.0953 1.1067 1.1067 1.0953 1.0114]; - output = imgaussfilt (input, "filterSize", 5, "padding", "replicate"); - assert (output, expected, 0.0001); + expected = [1.16, 1.24, 1.32, 1.32, 1.24, 1.16; + 1.24, 1.36, 1.48, 1.48, 1.36, 1.24; + 1.32, 1.48, 1.64, 1.64, 1.48, 1.32; + 1.32, 1.48, 1.64, 1.64, 1.48, 1.32; + 1.24, 1.36, 1.48, 1.48, 1.36, 1.24; + 1.16, 1.24, 1.32, 1.32, 1.24, 1.16]; + output = imboxfilt (input, 5, "padding", "replicate"); + assert (output, expected, eps); ***** test input = [1 1 1 1 1 1 1 2 2 2 2 1; @@ -10003,619 +10796,813 @@ 1 2 2 2 2 1; 1 2 2 2 2 1; 1 1 1 1 1 1]; - expected = [1.0114 1.0956 1.1070 1.1070 1.0956 1.0114 - 1.0956 1.7980 1.8930 1.8930 1.7980 1.0956 - 1.1070 1.8930 1.9995 1.9995 1.8930 1.1070 - 1.1070 1.8930 1.9995 1.9995 1.8930 1.1070 - 1.0956 1.7980 1.8930 1.8930 1.7980 1.0956 - 1.0114 1.0956 1.1070 1.1070 1.0956 1.0114]; - output = imgaussfilt (input, "filterSize", 5, "padding", "symmetric"); - assert (output, expected, 0.0001); + expected = [1.36 1.36 1.48 1.48 1.36 1.36 + 1.36 1.36 1.48 1.48 1.36 1.36 + 1.48 1.48 1.64 1.64 1.48 1.48 + 1.48 1.48 1.64 1.64 1.48 1.48 + 1.36 1.36 1.48 1.48 1.36 1.36 + 1.36 1.36 1.48 1.48 1.36 1.36]; + output = imboxfilt (input, 5, "padding", "symmetric"); + assert (output, expected, eps); ***** test - input = zeros(3,3,3,3); + input = [5 6 5 6 ; + 6 5 6 5 ; + 5 6 5 6 ; + 6 5 6 5]; + expected = [49/9, 49/9, 50/9, 50/9; + 49/9, 49/9, 50/9, 50/9; + 50/9, 50/9, 49/9, 49/9; + 50/9, 50/9, 49/9, 49/9]; + output = imboxfilt (input, 3); + assert (imboxfilt (input, 3), expected, 0.0001); # sadly the test only works with this kind of tolerance +***** test + m2d = ones (8, 8); + padded_img = cat (3,m2d * 5, m2d * 17, m2d * 29); + expected = padded_img; + output = imboxfilt (padded_img); + assert (output, expected, eps); +***** test + input = zeros (3, 3, 3, 3); input (2,2,:,:) = 9; - output = imgaussfilt (input); - expected = ones (3,3,3,3); - assert (size(output), size(expected), eps); + expected = ones (3, 3, 3, 3); + output = imboxfilt (input); + assert (output, expected, eps); ***** test a1 = ones (5); a2 = ones (5) * 2; a3 = ones (5) * 3; a4 = ones (5) * 4; - im = cat (4, a1, a2, a3, a4); - expected = im; - output = imgaussfilt (im); - assert (output, expected, 0.0001); -***** test - input = zeros(5,7); - input(3,4) = 1; - expected = [ -0.0000 0.0001 0.0006 0.0011 0.0006 0.0001 -0.0000 - 0.0000 0.0062 0.0397 0.0736 0.0397 0.0062 0.0000 - 0 0.0250 0.1593 0.2953 0.1593 0.0250 -0.0000 - 0 0.0062 0.0397 0.0736 0.0397 0.0062 -0.0000 - -0.0000 0.0001 0.0006 0.0011 0.0006 0.0001 -0.0000 ]; - output = imgaussfilt(input, [0.6,0.9], "filterDomain", "frequency"); - assert (output, expected, 0.01); -***** test - input = zeros(8); - input(6,4) = 1; - input(6,5) = 1; - input(7,4) = 2; - input(7,5) = 2; - expected_replicate = [-0.0000 -0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 - 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 - 0.0000 0.0000 -0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 - 0.0000 0.0030 0.0163 0.0352 0.0352 0.0163 0.0030 0.0000 - 0.0000 0.0163 0.0892 0.1932 0.1932 0.0892 0.0163 0.0000 - 0.0000 0.0352 0.1932 0.4184 0.4184 0.1932 0.0352 0.0000 - 0 0.0352 0.1932 0.4184 0.4184 0.1932 0.0352 0 - -0.0000 0.0192 0.1055 0.2284 0.2284 0.1055 0.0192 0.0000]; - expected_circular = [-0.0000 0.0030 0.0163 0.0352 0.0352 0.0163 0.0030 0.0000 - 0.0000 -0.0000 -0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 - 0.0000 0.0000 -0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 - 0.0000 0.0030 0.0163 0.0352 0.0352 0.0163 0.0030 0.0000 - 0.0000 0.0163 0.0892 0.1932 0.1932 0.0892 0.0163 0.0000 - 0 0.0352 0.1932 0.4184 0.4184 0.1932 0.0352 0.0000 - 0.0000 0.0352 0.1932 0.4184 0.4184 0.1932 0.0352 0.0000 - 0.0000 0.0163 0.0892 0.1932 0.1932 0.0892 0.0163 0.0000]; - expected_symmetric = [-0.0000 -0.0000 -0.0000 0.0000 0.0000 -0.0000 -0.0000 -0.0000 - 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 - 0.0000 0.0000 -0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 - 0.0000 0.0030 0.0163 0.0352 0.0352 0.0163 0.0030 0.0000 - 0 0.0163 0.0892 0.1932 0.1932 0.0892 0.0163 0 - 0.0000 0.0352 0.1932 0.4184 0.4184 0.1932 0.0352 0 - 0 0.0352 0.1932 0.4184 0.4184 0.1932 0.0352 0 - 0.0000 0.0163 0.0892 0.1932 0.1932 0.0892 0.0163 0.0000]; - output_symmetric = imgaussfilt(input, 1, "filterDomain", "frequency", "padding", "symmetric"); - output_circular = imgaussfilt(input, 1, "filterDomain", "frequency", "padding", "circular"); - output_replicate = imgaussfilt(input, 1, "filterDomain", "frequency", "padding", "replicate"); - assert (output_symmetric, expected_symmetric, 0.3); - assert (output_circular, expected_circular, 0.3); - assert (output_replicate, expected_replicate, 0.3); + padded_img = cat (4, a1, a2, a3, a4); + expected = padded_img; + output = imboxfilt (padded_img); + assert (output, expected, eps); ***** test im = zeros (11); - im(6,6) = 1; - out = imgaussfilt (im, [2, 0.5]); - assert (sum (out(6,:)), 0.2042, 0.0001); - assert (sum (out(:,6)), 0.7870, 0.0001); -65 tests, 65 passed, 0 known failure, 0 skipped -[inst/poly2mask.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/poly2mask.m + im(6, 6) = 1; + out = imboxfilt(im, [3, 7]); + assert (sum (out(6,:)), 1/3, eps); + assert (sum (out(:,6)), 1/7, eps); +84 tests, 84 passed, 0 known failure, 0 skipped +[inst/col2im.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/col2im.m ***** demo - s = [0:pi/4:2*pi]; - x = cos (s) * 90 + 101; - y = sin (s) * 90 + 101; - bw = poly2mask(x, y, 200, 200); - imshow (bw); + ## Divide A using distinct blocks and then reverse the operation + A = [ 1:10 + 11:20 + 21:30 + 31:40]; + B = im2col (A, [2 5], "distinct") + C = col2im (B, [2 5], [4 10], "distinct") ***** demo - s = [0:2*pi/5:pi*4]; - s = s ([1, 3, 5, 2, 4, 6]); - x = cos (s) * 90 + 101; - y = sin (s) * 90 + 101; - bw = poly2mask (x, y, 200, 200); - imshow (bw); -***** # Convex polygons -***** shared xs, ys, Rs, xt, yt, Rt - xs=[3,3,10,10]; - ys=[4,12,12,4]; - Rs=zeros(16,14); - Rs(5:12,4:10)=1; - Rs=logical(Rs); - xt=[1,4,7]; - yt=[1,4,1]; - Rt=[0,0,0,0,0,0,0; - 0,0,1,1,1,1,0; - 0,0,0,1,1,0,0; - 0,0,0,1,0,0,0; - 0,0,0,0,0,0,0]; - Rt=logical(Rt); -***** assert(poly2mask(xs,ys,16,14),Rs); # rectangle -***** assert(poly2mask(xs,ys,8,7),Rs(1:8,1:7)); # clipped -***** assert(poly2mask(xs-7,ys-8,8,7),Rs(9:16,8:14)); # more clipping -***** assert(poly2mask(xt,yt,5,7),Rt); # triangle -***** assert(poly2mask(xt,yt,3,3),Rt(1:3,1:3)); # clipped -***** # Concave polygons + ## Get sliding blocks of size from A into columns, calculate the + ## mean of each block (mean of each column), and reconstruct A + ## after a median filter. + A = reshape (1:24, [4 6]) + B = im2col (A, [2 3], "sliding") + C = mean (B); + col2im (C, [1 1], [3 4], "sliding") +***** error col2im (ones (10), [5 5], [10 10], "wrong_block_type"); +***** error col2im (ones (10), [1 1], [ 7 7], "sliding"); +***** error col2im (ones (10), [3 3], [10 10], "distinct") +***** error col2im (ones (10), [5 5], [10 11], "distinct"); +***** assert (col2im (sum (im2col (magic (10), [3 3], "sliding")), [1 1], [8 8]), + convn (magic (10), ones (3, 3), "valid")); ***** test - x=[3,3,5,5,8,8,10,10]; - y=[4,12,12,8,8,11,11,4]; - R=zeros(16,14); - R(5:12,4:5)=1; - R(5:8,6:8)=1; - R(5:11,9:10)=1; - R=logical(R); - assert(poly2mask(x,y,16,14), R); -***** # Complex polygons + B = ones (1, (10-2+1)*(7-3+1)); + A = ones ((10-2+1), (7-3+1)); + assert (col2im (B, [2 3], [10 7]), A); + + ## same but different classes + assert (col2im (int16 (B), [2 3], [10 7]), int16 (A)); + assert (col2im (single (B), [2 3], [10 7]), single (A)); + assert (col2im (logical (B), [2 3], [10 7]), logical (A)); ***** test - x=[1,5,1,5]; - y=[1,1,4,4]; - R=[0,0,0,0,0,0; - 0,0,1,1,0,0; - 0,0,1,1,0,0; - 0,1,1,1,1,0; - 0,0,0,0,0,0]; - R=logical(R); - assert(poly2mask(x,y,5,6), R); -7 tests, 7 passed, 0 known failure, 0 skipped -[inst/getrangefromclass.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/getrangefromclass.m -***** shared img - img = ones (5); -***** assert (getrangefromclass (double (img)), [0 1]); # double returns [0 1] -***** assert (getrangefromclass (single (img)), [0 1]); # single returns [0 1] -***** assert (getrangefromclass (logical (img)), [0 1]); # logical returns [0 1] -***** assert (getrangefromclass (int8 (img)), [-128 127]); # checks int -***** assert (getrangefromclass (uint8 (img)), [0 255]); # checks unit -***** fail ("getrangefromclass ('string')"); # fails with strings -***** fail ("getrangefromclass ({3, 4})"); # fails with cells -7 tests, 7 passed, 0 known failure, 0 skipped -[inst/lab2single.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/lab2single.m + a = rand (10)(:); + assert (col2im (a, [1 1], [10 10]), col2im (a, [1 1], [10 10], "sliding")) +***** shared A, B + v = [1:10]'; + r = reshape (1:10, [2 5]); + B = [v v+10 v+20 v+30 v+40 v+50]; + A = [r r+30 + r+10 r+40 + r+20 r+50]; + assert (col2im (B, [2 5], [6 10], "distinct"), A); +***** assert (col2im (int16 (B), [2 5], [6 10], "distinct"), int16 (A)); +***** assert (col2im (logical (B), [2 5], [6 10], "distinct"), logical (A)); +***** assert (col2im (single (B), [2 5], [6 10], "distinct"), single (A)); ***** test - l_max_f = 100 + (25500 / 65280); - ab_max_f = 127 + (255 / 256); - cm = [ - -Inf - Inf - NaN - l_max_f - ab_max_f - -200 - -129 - -128 - -128+(255/65280)*(0.499) - -128+(255/65280)*(0.500) - -128+(255/65280)*(0.501) - -127 - -1 - 0 - (100/65280)*(0.499999) - (100/65280)*(0.51) - (100/65280)*(0.500001) - 1 - 99 - 100 - 101 - 126 - 127 - 128 - 254 - 255 - 256 - 257]; - cm = repmat (single (cm), [1 3]); - im2d = reshape (cm, [7 4 3]); - imnd = permute (im2d, [1 4 3 2]); - - cm_uint8 = uint8 ([ - 0 0 0 - 255 255 255 - 255 255 255 - 255 228 228 - 255 255 255 - 0 0 0 - 0 0 0 - 0 0 0 - 0 0 0 - 0 0 0 - 0 0 0 - 0 1 1 - 0 127 127 - 0 128 128 - 0 128 128 - 0 128 128 - 0 128 128 - 3 129 129 - 252 227 227 - 255 228 228 - 255 229 229 - 255 254 254 - 255 255 255 - 255 255 255 - 255 255 255 - 255 255 255 - 255 255 255 - 255 255 255]); + a = rand (10, 8); + b = im2col (a, [5 5], "distinct"); + assert (col2im (b, [5 5], [10 8], "distinct"), a); - assert (lab2uint8 (cm), cm_uint8) - im2d_uint8 = reshape (cm_uint8, [7 4 3]); - assert (lab2uint8 (im2d), im2d_uint8) - assert (lab2uint8 (imnd), permute (im2d_uint8, [1 4 3 2])) + a = rand (8); + b = im2col (a, [5 5], "distinct"); + assert (col2im (b, [5 5], [8 8], "distinct"), a); +***** shared a, b + ## Same number of multiple dimensions + a = rand (10, 10, 10); + b = im2col (a, [5 5 5], "distinct"); +***** assert (col2im (b, [5 5 5], [10 10 10], "distinct"), a); - cm_uint16 = uint16 ([ - 0 0 0 - 65535 65535 65535 - 65535 65535 65535 - 65535 58468 58468 - 65535 65535 65535 - 0 0 0 - 0 0 0 - 0 0 0 - 0 0 0 - 0 1 1 - 0 1 1 - 0 256 256 - 0 32512 32512 - 0 32768 32768 - 0 32768 32768 - 1 32768 32768 - 1 32768 32768 - 653 33024 33024 - 64627 58112 58112 - 65280 58368 58368 - 65535 58624 58624 - 65535 65024 65024 - 65535 65280 65280 - 65535 65535 65535 - 65535 65535 65535 - 65535 65535 65535 - 65535 65535 65535 - 65535 65535 65535]); + ## Different number of dimensions + a = rand (10, 10, 10); + b = im2col (a, [5 5], "distinct"); +***** assert (col2im (b, [5 5], [10 10 10], "distinct"), a); - assert (lab2uint16 (cm), cm_uint16) - im2d_uint16 = reshape (cm_uint16, [7 4 3]); - assert (lab2uint16 (im2d), im2d_uint16) - assert (lab2uint16 (imnd), permute (im2d_uint16, [1 4 3 2])) + ## Removing padding from multiple dimensions + a = rand (10, 10, 7); + b = im2col (a, [5 5 3], "distinct"); +***** assert (col2im (b, [5 5 3], [10 10 7], "distinct"), a); - assert (lab2double (cm), double (cm)) - assert (lab2double (im2d), double (im2d)) - assert (lab2double (imnd), double (imnd)) -1 test, 1 passed, 0 known failure, 0 skipped -[inst/imregionalmax.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imregionalmax.m + a = rand (10, 10, 7); + b = im2col (a, [5 5 5 2], "distinct"); +***** assert (col2im (b, [5 5 5 2], [10 10 7], "distinct"), a); +15 tests, 15 passed, 0 known failure, 0 skipped +[inst/roicolor.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/roicolor.m +***** demo + roicolor([1:10],2,4); + % Returns '1' where input values are between 2 and 4 (both included). +***** assert(roicolor([1:10],2,4),logical([0,1,1,1,zeros(1,6)])); +***** assert(roicolor([1,2;3,4],3,3),logical([0,0;1,0])); +***** assert(roicolor([1,2;3,4],[1,4]),logical([1,0;0,1])); +3 tests, 3 passed, 0 known failure, 0 skipped +[inst/bwperim.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/bwperim.m ***** test - a = [ - 7 3 9 3 10 3 - 4 2 3 10 1 3 - 1 4 6 9 4 10 - 8 7 9 3 4 8 - 5 9 3 3 8 9 - 3 6 9 4 1 10]; + in = [ 1 1 1 1 0 1 1 0 1 1 + 1 1 0 1 1 1 1 1 1 0 + 1 1 1 0 1 1 1 1 1 1 + 1 1 1 1 0 1 1 1 0 1 + 1 1 1 0 1 1 1 1 1 0 + 1 1 1 1 1 1 0 1 0 1 + 1 1 1 1 1 1 1 1 1 0 + 1 1 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 0 0 1 1 + 1 1 1 1 0 1 0 1 1 0]; - a4 = [ - 1 0 1 0 1 0 - 0 0 0 1 0 0 - 0 0 0 0 0 1 - 1 0 1 0 0 0 - 0 1 0 0 0 0 - 0 0 1 0 0 1]; - assert (imregionalmax (a, 4), logical (a4)) - a8 = [ - 1 0 0 0 1 0 - 0 0 0 1 0 0 - 0 0 0 0 0 1 - 0 0 0 0 0 0 - 0 0 0 0 0 0 - 0 0 0 0 0 1]; - assert (imregionalmax (a, 8), logical (a8)) - assert (imregionalmax (a), logical (a8)) + out = [1 1 1 1 0 1 1 0 1 1 + 1 1 0 1 1 0 0 1 1 0 + 1 0 1 0 1 0 0 0 1 1 + 1 0 0 1 0 1 0 1 0 1 + 1 0 1 0 1 0 1 0 1 0 + 1 0 0 1 0 1 0 1 0 1 + 1 0 0 0 0 0 1 0 1 0 + 1 0 0 0 0 0 1 1 0 1 + 1 0 0 0 1 1 0 0 1 1 + 1 1 1 1 0 1 0 1 1 0]; + assert (bwperim (in), logical (out)) + assert (bwperim (in, 4), logical (out)) + + out = [1 1 1 1 0 1 1 0 1 1 + 1 1 0 1 1 1 1 1 1 0 + 1 1 1 0 1 1 0 1 1 1 + 1 0 1 1 0 1 0 1 0 1 + 1 0 1 0 1 1 1 1 1 0 + 1 0 1 1 1 1 0 1 0 1 + 1 0 0 0 0 1 1 1 1 0 + 1 0 0 0 0 1 1 1 1 1 + 1 0 0 1 1 1 0 0 1 1 + 1 1 1 1 0 1 0 1 1 0]; + assert (bwperim (in, 8), logical (out)) + + out = [1 1 1 1 0 1 1 0 1 1 + 1 0 0 0 0 1 0 0 1 0 + 1 0 0 0 0 0 0 1 0 1 + 1 0 1 0 0 0 0 0 0 1 + 1 0 0 0 0 1 0 1 0 0 + 1 0 0 0 1 0 0 0 0 1 + 1 0 0 0 0 0 0 1 0 0 + 1 0 0 0 0 1 1 0 0 1 + 1 0 0 1 0 1 0 0 1 1 + 1 1 1 1 0 1 0 1 1 0]; + assert (bwperim (in, [1 0 0; 0 1 0; 0 0 1]), logical (out)) ***** test - ## test float input images - im0 = peaks (); - im1 = im0 ./ 100; - max_pos_expected = [1000; 1214; 1691; 2353]; - max0 = imregionalmax (im0); - max0_pos = find (max0); - max1 = imregionalmax (im1); - assert (max1, max0) - assert (max0_pos, max_pos_expected) -2 tests, 2 passed, 0 known failure, 0 skipped -[inst/makelut.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/makelut.m -***** demo - makelut(@(x) sum(x(:))>=3, 2) - % Returns '1' if one or more values - % in the input matrix are 1 -***** assert(prod(makelut(@(x) sum(x(:))==2, 2)==makelut(@(x, a, b, c, d) sum(x(:))==a*b*c*d,2,2/(3*4*5),3,4,5))); # test multiple params -***** assert(prod(makelut(@(x) x(1,1)==1, 2)==[zeros(2^3,1);ones(2^3,1)])==1); # test 2-by-2 -***** assert(prod(makelut(@(x) x(1,1)==1, 3)==[zeros(2^8,1);ones(2^8,1)])==1); # test 3-by-3 -***** assert(prod(makelut(@(x) x(1,1)==1, 4)==[zeros(2^15,1);ones(2^15,1)])==1); # test 4-by-4 -***** assert(prod(makelut(@(x) x(2,1)==1, 3)==[zeros(2^7,1);ones(2^7,1);zeros(2^7,1);ones(2^7,1)])==1); # another test for 3-by-3 -5 tests, 5 passed, 0 known failure, 0 skipped -[inst/immultiply.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/immultiply.m -***** assert (immultiply (uint8 ([255 50]), uint16 ([300 50])), uint8 ([255 255])); # default to first class and truncate -***** assert (immultiply (uint8 ([250 50]), uint16 ([ 3 4]), "uint32"), uint32 ([750 200])); # defining output class works (not in matlab?) -***** assert (immultiply (uint8 ([255 50]), 4), uint8 ([255 200])); # works multiplying by a scalar -***** assert (immultiply (logical ([ 1 0]), uint16 ([300 50])), uint16 ([300 0])); # output class defaults to whatever input is not logical -***** assert (immultiply (logical ([ 1 0]), logical ([ 1 1])), double ([ 1 0])); # tested on matlab for compatibility -5 tests, 5 passed, 0 known failure, 0 skipped -[inst/otsuthresh.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/otsuthresh.m + in = [ 0 0 0 0 0 0 0 + 0 0 5 0 0 1 9 + 0 Inf 9 7 0 0 0 + 0 1.5 5 7 1 0 0 + 0 0.5 -1 89 i 0 0 + 0 4 10 15 1 0 0 + 0 0 0 0 0 0 0]; + out = [0 0 0 0 0 0 0 + 0 0 1 0 0 1 1 + 0 1 0 1 0 0 0 + 0 1 0 0 1 0 0 + 0 1 0 0 1 0 0 + 0 1 1 1 1 0 0 + 0 0 0 0 0 0 0]; + assert (bwperim (in), logical (out)) ***** test - histo = zeros (1, 256); - histo([ 29 33 37 41 46 50 54 58 62 66 70 74 78 82 ... - 86 90 94 98 102 106 110 114 118 122 126 131 135 139 ... - 143 147 151 155 159 163 167 171 175 179 183 187 191 195 ... - 199 203 207 211 216 220 224 228 232 236 240 244 248 252]) = ... - [2 27 51 144 132 108 43 29 22 21 22 20 10 16 17 12 13 14 12 13 ... - 15 25 19 20 23 37 23 65 92 84 87 54 50 54 33 73 76 64 57 58 47 ... - 48 30 27 22 20 20 11 12 12 11 7 17 31 37 31]; - assert (otsuthresh (histo), 114.5/255) + in = reshape (magic(16), [8 8 4]) > 50; + out(:,:,1) = [ + 1 1 0 1 0 1 1 1 + 0 1 1 1 1 1 0 1 + 0 1 1 1 1 1 0 1 + 1 1 0 1 1 1 1 1 + 1 1 1 1 1 1 1 1 + 1 1 1 0 1 0 1 1 + 1 1 1 0 1 0 1 1 + 1 0 1 1 1 1 1 0]; + out(:,:,2) = [ + 1 1 0 1 0 1 1 1 + 0 1 1 0 1 1 0 1 + 0 1 0 0 0 1 0 1 + 1 0 1 0 0 0 1 1 + 1 0 0 1 0 1 0 1 + 1 0 1 0 1 0 1 1 + 1 1 1 0 1 0 1 1 + 1 0 1 1 1 1 1 0]; + out(:,:,3) = [ + 1 1 0 1 0 1 1 1 + 0 1 1 0 1 1 0 1 + 0 1 0 0 0 1 0 1 + 1 0 0 0 0 0 1 1 + 1 0 0 1 0 1 0 1 + 1 0 1 0 1 0 1 1 + 1 1 1 0 1 0 1 1 + 1 0 1 1 1 1 1 0]; + out(:,:,4) = [ + 1 1 0 1 0 1 1 1 + 0 1 1 1 1 1 0 1 + 0 1 1 1 1 1 0 1 + 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 0 + 1 1 1 0 1 0 1 1 + 1 1 1 0 1 0 1 1 + 1 0 1 1 1 1 1 0]; + assert (bwperim (in), logical (out)) + + out(:,:,1) = [ + 1 1 0 1 0 1 1 1 + 0 1 1 1 1 1 0 1 + 0 1 1 1 1 1 0 1 + 1 1 0 1 1 1 1 1 + 1 1 1 1 1 1 1 1 + 1 1 1 0 1 0 1 1 + 1 1 1 0 1 0 1 1 + 1 0 1 1 1 1 1 0]; + out(:,:,2) = [ + 1 1 0 1 0 1 1 1 + 0 1 1 1 1 1 0 1 + 0 1 1 0 0 1 0 1 + 1 1 1 1 0 1 1 1 + 1 0 1 1 1 1 1 1 + 1 0 1 0 1 0 1 1 + 1 1 1 0 1 0 1 1 + 1 0 1 1 1 1 1 0]; + out(:,:,3) = [ + 1 1 0 1 0 1 1 1 + 0 1 1 1 1 1 0 1 + 0 1 0 0 0 1 0 1 + 1 1 0 0 0 1 1 1 + 1 0 1 1 1 1 1 1 + 1 0 1 0 1 0 1 1 + 1 1 1 0 1 0 1 1 + 1 0 1 1 1 1 1 0]; + out(:,:,4) = [ + 1 1 0 1 0 1 1 1 + 0 1 1 1 1 1 0 1 + 0 1 1 1 1 1 0 1 + 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 0 + 1 1 1 0 1 0 1 1 + 1 1 1 0 1 0 1 1 + 1 0 1 1 1 1 1 0]; + assert (bwperim (in, 18), logical (out)) +***** error bwperim ("text") +***** error bwperim (rand (10), 5) +***** error bwperim (rand (10), "text") ***** test - I = max (phantom (), 0); - H = imhist (I); - assert (otsuthresh (H), 178/255) - assert (otsuthresh (H'), 178/255) - H = imhist (I, 10); - assert (otsuthresh (H), 170/255) -***** assert (otsuthresh (100), 0) -***** assert (otsuthresh (zeros (256, 1)), 0) -***** assert (otsuthresh (zeros (5, 1)), 0) -***** assert (otsuthresh (uint8 ([10 20 30])), 0.5) -***** assert (otsuthresh (int32 ([100 200 300])), 0.5) -***** assert (otsuthresh (int32 ([100 200])), 0) -***** assert (otsuthresh (single ([10 20 30 40])), 1/3); -***** assert (otsuthresh (uint16 ([10 20 30 40 50 60 70 80 90 100])), 5/9) -***** assert (otsuthresh (int16 ([10 20 30 40 50 60 70 80 90 100])), 5/9) -***** assert (otsuthresh (int16 (1:255)), 156/254) -***** assert (otsuthresh (int16 (1:1023)), 631/1022) -***** assert (otsuthresh (int8 (1:1023)), 541/1022) + a = false (5); + a(1:4,2:4) = true; + + p = false (5); + p(1:4,[2 4]) = true; + assert (bwperim (a, [0 0 0; 1 1 1; 0 0 0]), p) ***** test - warning ("off", "Octave:data-file-in-path", "local"); - S = load ("penny.mat"); - h = imhist (uint8 (S.P)); - assert (otsuthresh (h), 94/255); + a = false (8, 8, 5); + a(4:5,4:5,2:4) = true; + a(2:7,2:7,3) = true; + assert (bwperim (a, 26), a) + + ## It is easy to forget that is correct + b = a; + b(4:5, 4:5, 3) = false; + assert (bwperim (a), b) + + c = a; + c(3:6,3:6,3) = false; + assert (bwperim (a, 4), c) ***** test - I = max (phantom (), 0); - h = imhist (I, 5); - assert (otsuthresh (h), 0.625); -***** error id=Octave:invalid-fun-call otsuthresh () -***** error id=Octave:invalid-fun-call otsuthresh (ones (10), 5) -***** error otsuthresh ([]) -***** error otsuthresh ([Inf 10]) -***** error otsuthresh ([10 NA]) -***** error otsuthresh ([10 NaN]) -***** error otsuthresh (zeros (5)) -***** error otsuthresh ([10 -10]) -***** error otsuthresh ("foo") + conn_self = logical ([0 0 0; 0 1 0; 0 0 0]); + assert (bwperim (true), true) + assert (bwperim (true, conn_self), false) + assert (bwperim (true (1, 6)), true (1, 6)) + assert (bwperim (true (1, 6), conn_self), false (1, 6)) + assert (bwperim (true (6, 1)), true (6, 1)) + + bw_3d = true (1, 1, 6); + assert (bwperim (bw_3d), bw_3d) + assert (bwperim (bw_3d, conn_self), false (1, 1, 6)) + assert (bwperim (bw_3d, true (3)), bw_3d) + + perim_3d = bw_3d; + perim_3d(1, 1, 2:end-1) = false; + conn_3d = false (3, 3, 3); + conn_3d(2, 2, :) = true; + assert (bwperim (true (1, 1, 6), conn_3d), perim_3d) +9 tests, 9 passed, 0 known failure, 0 skipped +[inst/imremap.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imremap.m ***** demo - I = max (phantom (), 0); - figure; imshow (I); - title ("Original image"); - h = imhist (I); - t = otsuthresh (h); - J = im2bw (I); - figure; imshow (J); - title_line = sprintf ("Black and white image after thresholding, t=%g", - t*255); - title (title_line); + ## Generate a synthetic image and show it + I = tril(ones(100)) + abs(rand(100)); I(I>1) = 1; + I(20:30, 20:30) = !I(20:30, 20:30); + I(70:80, 70:80) = !I(70:80, 70:80); + figure, imshow(I); + ## Resize the image to the double size and show it + [XI, YI] = meshgrid(linspace(1, 100, 200)); + warped = imremap(I, XI, YI); + figure, imshow(warped); ***** demo - warning ("off", "Octave:data-file-in-path", "local"); - S = load ("penny.mat"); - I = uint8 (S.P); - figure; imshow (I); - title ("Original penny image"); - h = imhist (I); - t = otsuthresh (h); - J = im2bw (I); - figure; imshow (J); - title_line = sprintf ("Black and white penny image after thresholding, t=%g", - t*255); - title (title_line); - I = 255 - I; - figure; imshow(I); - title ("Negative penny image"); - h = imhist (I); - t = otsuthresh (h); - J = im2bw (I); - figure; imshow (J); - title_line = sprintf ("Black and white negative penny image after thresholding, t=%g", - t*255); - title (title_line); -25 tests, 25 passed, 0 known failure, 0 skipped -[inst/otf2psf.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/otf2psf.m -***** function otf = rand_otf (varargin) - otf = complex (rand (varargin{:}), rand (varargin{:})); -***** endfunction + ## Generate a synthetic image and show it + I = tril(ones(100)) + abs(rand(100)); I(I>1) = 1; + I(20:30, 20:30) = !I(20:30, 20:30); + I(70:80, 70:80) = !I(70:80, 70:80); + figure, imshow(I); + ## Rotate the image around (0, 0) by -0.4 radians and show it + [XI, YI] = meshgrid(1:100); + R = [cos(-0.4) sin(-0.4); -sin(-0.4) cos(-0.4)]; + RXY = [XI(:), YI(:)] * R; + XI = reshape(RXY(:,1), [100, 100]); YI = reshape(RXY(:,2), [100, 100]); + warped = imremap(I, XI, YI); + figure, imshow(warped); ***** test - otf = rand_otf (6, 1); - assert (otf2psf (otf), circshift (ifft (otf), 3), 1e-16); + + I = repmat([ 1 2 3 4 ], [4, 1]); + xi = [-6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10 11]; + exp_rep = [ 1 1 1 1 1 1 1 1 2 3 4 4 4 4 4 4 4 4]; + exp_sym = [ 2 3 4 4 3 2 1 1 2 3 4 4 3 2 1 1 2 3]; + exp_ref = [ 2 1 2 3 4 3 2 1 2 3 4 3 2 1 2 3 4 3]; + exp_cir = [ 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3]; + yi = 2.5; + + # rectilinear grid codepath + assert (imremap (I, xi, yi, "bicubic", "replicate"), exp_rep); + assert (imremap (I, xi, yi, "bicubic", "symmetric"), exp_sym); + assert (imremap (I, xi, yi, "bicubic", "reflect"), exp_ref); + assert (imremap (I, xi, yi, "bicubic", "circular"), exp_cir); + + # meshgrid codepath + XI = [xi/2; xi; xi/2]; % cannot be reduced to vector, we will assert only middle row + YI = repmat ([1.5; yi; 3.5], [1, length(xi)]); + assert (imremap (I, XI, YI, "bicubic", "replicate")(2,:), exp_rep); + assert (imremap (I, XI, YI, "bicubic", "symmetric")(2,:), exp_sym); + assert (imremap (I, XI, YI, "bicubic", "reflect")(2,:), exp_ref); + assert (imremap (I, XI, YI, "bicubic", "circular")(2,:), exp_cir); +1 test, 1 passed, 0 known failure, 0 skipped +[inst/houghlines.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/houghlines.m +***** shared BW0, theta0, rho0, peaks0_1, peaks0_2, lines0_1, lines0_2, BW1, theta1, rho1, peaks1, lines1 + BW0 = logical([0 0 0 0 1; 0 0 0 1 0; 1 0 1 0 0; 0 1 0 0 0; 1 1 1 1 1]); + theta0 = [-90:89]; + rho0 = [-7:7]; + peaks0_1 = [11 130]; + peaks0_2 = [11 130; 4 1]; + lines0_1 = struct ("point1", {[1,5]}, "point2", {[5,1]}, "theta", {39}, "rho", {3}); + lines0_2 = struct ("point1", {[1,5], [1,5]}, "point2", {[5,1],[5,5]}, "theta", {39,-90}, "rho", {3, -4}); + BW1 = diag(ones(50,1)); + theta1 = [-90:89]; + rho1 = -70:70; + peaks1 = [71 46]; + lines1 = struct ("point1", {[1 1]}, "point2", {[50 50]}, "theta", {-45}, "rho", {0}); +***** error houghlines () +***** error houghlines (BW1) +***** error houghlines (BW1, theta1) +***** error houghlines (BW1, theta1, rho1) +***** assert (houghlines (BW1, theta1, rho1, peaks1), lines1) +***** error (houghlines (BW1, theta1, rho1, peaks1, [1 2 3])) +***** assert (houghlines (BW1, theta1, rho1, peaks1, "FillGap", 5), lines1) +***** assert (houghlines (BW1, theta1, rho1, peaks1, "MinLength", 2), lines1) +***** assert (houghlines (BW1, theta1, rho1, peaks1, "FillGap", 5, "MinLength", 2), lines1) +***** assert (houghlines (BW1, theta1, rho1, peaks1, "MinLength", 2, "FillGap", 5), lines1) +***** error houghlines (BW1, theta1, rho1, peaks1, "MinLength", 2, [1 2 3]) +***** error houghlines (BW1, theta1, rho1, peaks1, "MinLength", 2, "FillGap", 5, [1 2 3]) +***** assert (houghlines (double (BW1), theta1, rho1, peaks1), lines1) +***** error houghlines (ones(5, 5, 5), theta1, rho1, peaks1) +***** error houghlines ("nonsense", theta1, rho1, peaks1) +***** error houghlines (BW1, ones(5), rho1, peaks1) +***** error houghlines (BW1, "nonsense", rho1, peaks1) +***** error houghlines (BW1, theta1, ones(5), peaks1) +***** error houghlines (BW1, theta1, "nonsense", peaks1) +***** error houghlines (BW1, theta1, rho1, ones(5)) +***** error houghlines (BW1, theta1, rho1, ones(2,2,2)) +***** error houghlines (BW1, theta1, rho1, "nonsense") +***** error houghlines (BW1, theta1, rho1, peaks1, "nonsense", 5) +***** error houghlines (BW1, theta1, rho1, peaks1, "MinLength", -5) +***** error houghlines (BW1, theta1, rho1, peaks1, "MinLength", [3 4]) +***** error houghlines (BW1, theta1, rho1, peaks1, "MinLength", "nonsense") +***** error houghlines (BW1, theta1, rho1, peaks1, "FillGap", -5) +***** error houghlines (BW1, theta1, rho1, peaks1, "FillGap", [3 4]) +***** error houghlines (BW1, theta1, rho1, peaks1, "FillGap", "nonsense") ***** test - otf = rand_otf (6, 6); - assert (otf2psf (otf), circshift (ifft2 (otf), [3 3]), eps); + out = houghlines(BW0, theta0, rho0, peaks0_2, "MinLength", 1); + assert (out, lines0_2) # includes class = struct, size = [1,2] +***** test # for empty output + n = 100; + BW = false (n); + a = 50; % line starts at left side at row a + b = 3; % slope of line is 1:b + for column = 1:n + if (rem (column, b) == 0) + row = a - column/b; + BW(row, column) = true; + BW(row, column+1) = true; + end + end + theta = [-90: 89]; + rho = [-141:141]; + peaks = [188, 163]; + out = houghlines(BW, theta, rho, peaks, 'FillGap', 1, 'MinLength', 5); + assert (out, struct([])) ***** test - otf = rand_otf (6, 6, 6); - assert (otf2psf (otf), circshift (ifftn (otf), [3 3 3]), eps); + out0_1 = houghlines(BW0, theta0, rho0, peaks0_1, 'MinLength', 1); + out0_2 = houghlines(BW0, theta0, rho0, peaks0_2, 'MinLength', 1); + assert (out0_1, lines0_1); + assert (out0_2, lines0_2); ***** test - otf = rand_otf (7, 1); - assert (otf2psf (otf), circshift (ifft (otf), 3), 2.5e-16); + out = houghlines(BW1, theta1, rho1, peaks1); + assert (out, lines1); ***** test - otf = rand_otf (7, 7); - assert (otf2psf (otf), circshift (ifft2 (otf), [3 3]), 2.5e-16); + n = 100; + BW = false (n); + a = 50; % line starts at left side at row a + b = 3; % slope of line is 1:b + for column = 1:n + if (rem (column, b) == 0) + row = a - column/b; + BW(row, column) = true; + BW(row, column+1) = true; + end + end + theta = [-90:89]; + rho = [-141:141]; + peaks = [188, 163]; + lines_1 = struct ("point1", {[99 17]}, "point2", {[3 49]}, "theta", {72}, "rho", {46}); + out_1 = houghlines(BW, theta, rho, peaks); + out_n = houghlines(BW, theta, rho, peaks, 'FillGap', 1, 'MinLength', 1); + assert (out_1, lines_1) + assert (size (out_n), [1, 29]) +***** demo + I = checkerboard (30, 1, 1); + I = imnoise(I, "salt & pepper", 0.2); + figure, imshow (I); + title ("noisy image with some lines"); + BW = edge (I, "canny"); + figure, imshow(BW); + title ("edge image"); + [H, theta, rho] = hough (BW); + figure, imshow (mat2gray (H), [], "XData", theta, "YData", rho); + title ("Hough transform of edge image \n 2 peaks marked"); + axis on; xlabel("theta [degrees]"); ylabel("rho [pixels]"); + peaks = houghpeaks (H, 2); + peaks_rho = rho(peaks(:,1)); + peaks_theta = theta(peaks(:,2)); + hold on; plot (peaks_theta, peaks_rho, "sr"); hold off; + lines = houghlines (BW, theta, rho, peaks); + figure, imshow (I), hold on; + for n = 1:length (lines) + points = [lines(n).point1; lines(n).point2]; + plot (points(:,1), points(:,2), "r"); + endfor + title ("the two strongest lines (edges) in the image"), hold off; +34 tests, 34 passed, 0 known failure, 0 skipped +[inst/integralImage3.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/integralImage3.m ***** test - otf = rand_otf (6, 7, 8); - assert (otf2psf (otf), circshift (ifftn (otf), [3 3 4]), 2.5e-16); + assert (integralImage3 (zeros (4)), zeros (5, 5, 2)); ***** test - otf = rand_otf (7, 1); - ppsf = circshift (ifft (otf), 3); - assert (otf2psf (otf, 6), ppsf(1:6), 2.5e-16); - assert (otf2psf (otf, [6 1]), ppsf(1:6), 2.5e-16); + J_res = zeros (2, 2, 2); + J_res(2, 2, 2) = 10; + assert (integralImage3 (10), J_res); ***** test - otf = rand_otf (7, 7); - ppsf = circshift (ifft2 (otf), [3 3]); - assert (otf2psf (otf, [6 1]), ppsf(1:6,4), 2.5e-16); + J = integralImage3 (10); + assert (class (J), "double"); + J = integralImage3 (uint8 (10)); + assert (class (J), "double"); ***** test - otf = rand_otf (6, 7); - ppsf = circshift (ifft2 (otf), [3 3]); - assert (otf2psf (otf, [6 6]), ppsf(:,1:6), 2.5e-16); -***** error otf2psf ("not a otf") -***** error otf2psf (rand_otf (16), 18) -***** error otf2psf (rand_otf (16), [14 18]) -***** error otf2psf (rand_otf (16), [18 18]) -***** error otf2psf (rand_otf (16, 1), 18) + I = [1, 2; 3, 4]; + J = integralImage3 (I); + J_res = zeros (3, 3, 2); + J_res(2:3, 2:3, 2) = [1 3; 4 10]; + assert (J, J_res) ***** test - psf = fspecial ("gaussian", 16); - otf = psf2otf (psf); - assert (otf2psf (otf), psf, eps); -***** xtest - psf = rand (16); - otf = psf2otf (psf); - assert (otf2psf (otf), psf, 4*eps); + I1 = [1, 2; 3, 4]; + I2 = [5, 6; 7, 8]; + I3 = [9, 10; 11, 12]; + I = cat (3, I1, I2, I3); + J = integralImage3 (I); + J2 = [0 0 0; 0 1 3; 0 4 10]; + J3 = [0 0 0; 0 6 14; 0 16 36]; + J4 = [0 0 0; 0 15 33; 0 36 78]; + J_res = cat (3, zeros (3), J2, J3, J4); + assert (J, J_res) ***** test - psf = rand (8); - otf = psf2otf (psf, [16 16]); - assert (otf2psf (otf, [8 8]), psf, 2*eps); -17 tests, 17 passed, 0 known failure, 0 skipped -[inst/xyz2lab.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/xyz2lab.m -***** assert (xyz2lab ([0, 0, 0]), [0 0 0], 5e-2) -***** assert (xyz2lab ([0.4125, 0.2127, 0.0193]), [53.24, 80.09, 67.20], 5e-2) -***** assert (xyz2lab ([0.7700, 0.9278, 0.1385]), [97.14, -21.55, 94.48], 5e-2) -***** assert (xyz2lab ([0.3576, 0.7152, 0.1192]), [87.74, -86.18, 83.18], 5e-2) -***** assert (xyz2lab ([0.5380, 0.7873, 1.0694]), [91.11, -48.09, -14.13], 5e-2) -***** assert (xyz2lab ([0.1804, 0.07217, 0.9502]), [32.30, 79.19, -107.86], 5e-2) -***** assert (xyz2lab ([0.5929, 0.28484, 0.9696]), [60.32, 98.24, -60.83], 5e-2) -***** assert (xyz2lab ([0.9505, 1.0000, 1.0888]), [100, 0.00, 0.00], 5e-2) -***** assert (xyz2lab ([0.2034, 0.2140, 0.2330]), [53.39, 0.00, 0.00], 5e-2) -***** assert (xyz2lab ([0.2155, 0.1111, 0.0101]), [39.77, 64.51, 54.13], 5e-2) -***** assert (xyz2lab ([0.0883, 0.0455, 0.0041]), [25.42, 47.91, 37.91], 5e-2) -***** assert (xyz2lab ([0.02094, 0.0108, 0.00098]), [9.66, 29.68, 15.24], 5e-2) -***** assert (xyz2lab ([0.5276, 0.3812, 0.2482]), [68.11, 48.39, 22.83], 5e-2) -***** assert (xyz2lab ([1.5 1 1]), [100, 82.15, 5.60], 5e-2) - xyz_map = rand (64, 3); - assert (lab2xyz (xyz2lab (xyz_map)), xyz_map, 1e-5); + I = magic (5); + J = integralImage3 (I); + J_res = zeros (6, 6, 2); + J_res(:, :, 2) = [0 0 0 0 0 0; + 0 17 41 42 50 65; + 0 40 69 77 99 130; + 0 44 79 100 142 195; + 0 54 101 141 204 260; + 0 65 130 195 260 325]; + assert (J, J_res) +***** # test of 3d input image: ***** test - xyz_img = rand (64, 64, 3); - assert (lab2xyz (xyz2lab (xyz_img)), xyz_img, 1e-5); -***** assert (xyz2lab (sparse ([0 0 0])), [0 0 0], 5e-2) -***** assert (class (xyz2lab (single([0.5 0.5 0.5]))), 'single') -***** error xyz2lab () -***** error xyz2lab (1,2) -***** error xyz2lab ({1}) -***** error xyz2lab (ones (2,2)) + K = magic (8); + K = reshape (K, [4 4 4]); + L = integralImage3 (K); + L1_ML = zeros (5); + L2_ML = [0 0 0 0 0; + 0 64 96 98 132; + 0 73 146 203 260; + 0 90 212 316 388; + 0 130 260 390 520]; + L3_ML = [0 0 0 0 0; + 0 67 134 197 260; + 0 130 260 390 520; + 0 193 386 583 780; + 0 260 520 780 1040]; + L4_ML = [0 0 0 0 0; + 0 127 222 291 392; + 0 203 406 593 780; + 0 287 606 903 1168; + 0 390 780 1170 1560]; + L5_ML = [0 0 0 0 0; + 0 134 268 394 520; + 0 260 520 780 1040; + 0 386 772 1166 1560; + 0 520 1040 1560 2080]; + L_ML = cat (3, L1_ML, L2_ML, L3_ML, L4_ML, L5_ML); + assert (L, L_ML) +***** # test of 2d input image: ***** test - xyz = rand (16, 16, 3, 5); - lab = zeros (size (xyz)); - for i = 1:5 - lab(:,:,:,i) = xyz2lab (xyz(:,:,:,i)); - endfor - assert (xyz2lab (xyz), lab) -22 tests, 22 passed, 0 known failure, 0 skipped -[inst/lab2xyz.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/lab2xyz.m -***** assert (lab2xyz ([0, 0, 0]), [0 0 0], 1e-3) -***** assert (lab2xyz ([53.24, 80.09, 67.20]), [0.4125, 0.2127, 0.0193], 1e-3) -***** assert (lab2xyz ([97.14, -21.55, 94.48]), [0.7700, 0.9278, 0.1385], 1e-3) -***** assert (lab2xyz ([87.74, -86.18, 83.18]), [0.3576, 0.7152, 0.1192], 1e-3) -***** assert (lab2xyz ([91.11, -48.09, -14.13]), [0.5380, 0.7873, 1.0694], 1e-3) -***** assert (lab2xyz ([32.30, 79.19, -107.86]), [0.1804, 0.07217, 0.9502], 1e-3) -***** assert (lab2xyz ([60.32, 98.24, -60.83]), [0.5929, 0.28484, 0.9696], 1e-3) -***** assert (lab2xyz ([100, 0.00, 0.00]), [0.9505, 1.0000, 1.0888], 1e-3) -***** assert (lab2xyz ([53.39, 0.00, 0.00]), [0.2034, 0.2140, 0.2330], 1e-3) -***** assert (lab2xyz ([39.77, 64.51, 54.13]), [0.2155, 0.1111, 0.0101], 1e-3) -***** assert (lab2xyz ([25.42, 47.91, 37.91]), [0.0883, 0.0455, 0.0041], 1e-3) -***** assert (lab2xyz ([9.66, 29.68, 15.24]), [0.02094, 0.0108, 0.00098], 1e-3) -***** assert (lab2xyz ([68.11, 48.39, 22.83]), [0.5276, 0.3812, 0.2482], 1e-3) -***** assert (lab2xyz ([150 130 130]), [4.596, 2.931, 0.519], 1e-3) + X = ones (3); + Y = integralImage3 (X); + Y_ML = zeros (4, 4, 2); + Y_ML(:, :, 2) = [0 0 0 0; 0 1 2 3; 0 2 4 6; 0 3 6 9]; + assert(Y, Y_ML); +***** error id=Octave:invalid-fun-call + integralImage3 (); +***** error id=Octave:invalid-fun-call + integralImage3 (zeros (3), zeros (3)); +***** error + integralImage3 ("abcd"); +***** error + integralImage3 (1+i); +***** error + integralImage3 (reshape (1:81, 3, 3, 3, 3)); +13 tests, 13 passed, 0 known failure, 0 skipped +[inst/ordfilt2.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/ordfilt2.m ***** test - lab_map = rand (64, 3); - lab_map(:,1) = lab_map(:,1) .* 100; - lab_map(:,2) = lab_map(:,2) .* 254 - 127; - lab_map(:,3) = lab_map(:,3) .* 254 - 127; - assert (xyz2lab (lab2xyz (lab_map)), lab_map, 1e-5); + order = 3; + domain = ones (3); + A = zeros (3,3); + B = ones (3,3); + C = [1 1 1; 2 2 2; 3 3 3]; + D = C'; + E = ones (3,3); + E(2,2) = 2; + F = 3 .* ones (3,3); + F(2,2) = 1; + G = [-1 2 7; -5 2 8; -7 pi 9]; + H = [5 2 8; 1 -3 1; 5 1 0]; + A_out = [0 0 0; 0 0 0; 0 0 0]; + B_out = [0 0 0; 0 1 0; 0 0 0]; + C_out = [0 0 0; 0 1 0; 0 0 0]; + D_out = [0 0 0; 0 1 0; 0 0 0]; + E_out = [0 0 0; 0 1 0; 0 0 0]; + F_out = [0 0 0; 0 3 0; 0 0 0]; + G_out = [0 0 0; -1 -1 0; 0 0 0]; + H_out = [0 0 0; 0 1 0; 0 0 0]; + assert (ordfilt2 (A, order, domain), A_out); + assert (ordfilt2 (B, order, domain), B_out); + assert (ordfilt2 (C, order, domain), C_out); + assert (ordfilt2 (D, order, domain), D_out); + assert (ordfilt2 (E, order, domain), E_out); + assert (ordfilt2 (F, order, domain), F_out); + assert (ordfilt2 (G, order, domain), G_out); + assert (ordfilt2 (H, order, domain), H_out); +1 test, 1 passed, 0 known failure, 0 skipped +[inst/rangefilt.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/rangefilt.m ***** test - lab_img = rand (64, 64, 3); - lab_img(:,:,1) = lab_img(:,:,1) .* 100; - lab_img(:,:,2) = lab_img(:,:,2) .* 254 - 127; - lab_img(:,:,3) = lab_img(:,:,3) .* 254 - 127; - assert (xyz2lab (lab2xyz (lab_img)), lab_img, 1e-5); -***** assert (lab2xyz (sparse ([0 0 0])), [0 0 0], 1e-3) -***** assert (lab2xyz (sparse ([100, 0.00, 0.00])), [0.9505, 1.0000, 1.0888], 1e-3) -***** assert (class (lab2xyz (single([50 50 50]))), 'single') -***** error lab2xyz () -***** error lab2xyz (1,2) -***** error lab2xyz ({1}) -***** error lab2xyz (ones (2,2)) + im = rangefilt (ones (5)); + assert (im, zeros (5)); ***** test - lab = rand (16, 16, 3, 5); - lab(:,:,1,:) = lab(:,:,1,:) .* 100; - lab(:,:,2,:) = lab(:,:,2,:) .* 254 - 127; - lab(:,:,3,:) = lab(:,:,3,:) .* 254 - 127; - xyz = zeros (size (lab)); - for i = 1:5 - xyz(:,:,:,i) = lab2xyz (lab(:,:,:,i)); + A = zeros (3,3); + B = ones (3,3); + C = [1 1 1; 2 2 2; 3 3 3]; + D = C'; + E = ones (3,3); + E(2,2) = 2; + F = 3 .* ones (3,3); + F(2,2) = 1; + G = [-1 2 7; -5 2 8; -7 pi 9]; + H = [5 2 8; 1 -3 1; 5 1 0]; + A_out = [0 0 0; 0 0 0; 0 0 0]; + B_out = [0 0 0; 0 0 0; 0 0 0]; + C_out = [1 1 1; 2 2 2; 1 1 1]; + D_out = [1 2 1; 1 2 1; 1 2 1]; + E_out = [1 1 1; 1 1 1; 1 1 1]; + F_out = [2 2 2; 2 2 2; 2 2 2]; + G_out = [7 13 6; 7+pi 16 7; 7+pi 16 7]; + H_out = [8 11 11; 8 11 11; 8 8 4]; + assert (rangefilt (A), A_out) + assert (rangefilt (B), B_out) + assert (rangefilt (C), C_out) + assert (rangefilt (D), D_out) + assert (rangefilt (E), E_out) + assert (rangefilt (F), F_out) + assert (rangefilt (G), G_out, eps) + assert (rangefilt (H), H_out) +2 tests, 2 passed, 0 known failure, 0 skipped +[inst/imrotate.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imrotate.m +***** test + ## Verify minimal loss across six rotations that add up to 360 +/- 1 deg.: + methods = { "nearest", "bilinear", "bicubic", "Fourier" }; + angles = [ 59 60 61 ]; + tolerances = [ 7.4 8.5 8.6 # nearest + 3.5 3.1 3.5 # bilinear + 2.7 2.0 2.7 # bicubic + 2.7 1.6 2.8 ]/8; # Fourier + + # This is peaks(50) without the dependency on the plot package + x = y = linspace(-3,3,50); + [X,Y] = meshgrid(x,y); + x = 3*(1-X).^2.*exp(-X.^2 - (Y+1).^2) ... + - 10*(X/5 - X.^3 - Y.^5).*exp(-X.^2-Y.^2) ... + - 1/3*exp(-(X+1).^2 - Y.^2); + + x -= min(x(:)); # Fourier does not handle neg. values well + x = x./max(x(:)); + for m = 1:(length(methods)) + y = x; + for i = 1:5 + y = imrotate(y, 60, methods{m}, "crop", 0); + end + for a = 1:(length(angles)) + assert(norm((x - imrotate(y, angles(a), methods{m}, "crop", 0)) + (10:40, 10:40)) < tolerances(m,a)); + endfor endfor - assert (lab2xyz (lab), xyz) -24 tests, 24 passed, 0 known failure, 0 skipped -[inst/imtranslate.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imtranslate.m +***** xtest + ## Verify exactness of near-90 and 90-degree rotations: + X = rand(99); + for angle = [90 180 270] + for da = [-0.1 0.1] + Y = imrotate(X, angle + da , "nearest", :, 0); + Z = imrotate(Y, -(angle + da), "nearest", :, 0); + assert(norm(X - Z) == 0); # exact zero-sum rotation + assert(norm(Y - imrotate(X, angle, "nearest", :, 0)) == 0); # near zero-sum + endfor + endfor +!!!!! known failure +assert (norm (X - Z) == 0) failed ***** test - obs = imtranslate (ones (5, 5), 2, 1, "crop"); - exp = zeros (5, 5); - exp(1:4, 3:5) = 1; - assert (obs, exp, eps * 10) + ## Verify preserved pixel density: + methods = { "nearest", "bilinear", "bicubic", "Fourier" }; + ## This test does not seem to do justice to the Fourier method...: + tolerances = [ 4 2.2 2.0 209 ]; + range = 3:9:100; + for m = 1:(length(methods)) + t = []; + for n = range + t(end + 1) = sum(imrotate(eye(n), 20, methods{m}, :, 0)(:)); + endfor + assert(t, range, tolerances(m)); + endfor +***** test + a = reshape (1:18, [2 3 3]); - obs = imtranslate (ones (5, 5), -2, -1, "crop"); - exp = zeros (5, 5); - exp(2:5, 1:3) = 1; - assert (obs, exp, eps * 10) -1 test, 1 passed, 0 known failure, 0 skipped -[inst/imopen.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imopen.m -***** shared in, out - in = [ 0 0 0 1 1 1 0 0 1 1 - 0 1 0 1 1 1 0 0 0 1 - 1 1 1 1 1 0 0 0 0 0 - 0 1 1 1 1 0 0 0 0 0 - 0 0 0 1 0 0 0 0 1 0 - 0 0 0 0 0 0 0 1 1 1 - 0 0 0 0 1 0 1 0 1 0 - 0 0 0 1 1 1 1 1 0 0 - 0 0 0 0 1 1 1 0 0 0 - 0 0 0 1 1 1 0 0 0 0]; + a90(:,:,1) = [5 6; 3 4; 1 2]; + a90(:,:,2) = a90(:,:,1) + 6; + a90(:,:,3) = a90(:,:,2) + 6; - out = [ 0 0 0 1 1 1 0 0 0 0 - 0 0 0 1 1 1 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0 - 0 0 0 0 0 0 0 0 0 0]; -***** assert (imopen (logical (in), ones (3)), logical (out)); + a180(:,:,1) = [6 4 2; 5 3 1]; + a180(:,:,2) = a180(:,:,1) + 6; + a180(:,:,3) = a180(:,:,2) + 6; - out = [80 80 1 8 15 51 51 51 51 40 - 80 80 7 8 15 54 55 55 55 40 - 4 7 7 8 15 54 55 55 55 40 - 17 17 17 7 3 54 55 55 55 28 - 17 17 17 2 9 54 54 54 52 33 - 17 17 17 29 29 29 29 26 33 33 - 5 5 13 29 29 29 30 32 39 39 - 6 6 13 29 29 29 30 32 39 39 - 10 12 77 77 77 35 35 35 39 39 - 10 12 77 77 77 35 35 35 27 27]; -***** assert (imopen (magic (10), ones (3)), out); -***** assert (imopen (uint8 (magic (10)), strel ("square", 3)), uint8 (out)); + am90(:,:,1) = [2 1; 4 3; 6 5]; + am90(:,:,2) = am90(:,:,1) + 6; + am90(:,:,3) = am90(:,:,2) + 6; - ## using a se that will be decomposed in 2 pieces - out =[ 1 1 1 8 15 40 40 40 40 40 - 4 4 4 8 15 40 40 40 40 40 - 4 4 4 8 15 40 40 40 40 40 - 5 5 5 3 3 28 28 28 28 28 - 5 5 5 2 9 28 28 28 28 28 - 5 5 13 26 26 26 26 26 26 26 - 5 5 13 29 29 29 29 29 27 27 - 6 6 13 29 29 29 29 29 27 27 - 6 6 13 29 29 29 29 29 27 27 - 6 6 13 29 29 29 29 29 27 27]; -***** assert (imopen (magic (10), ones(5)), out); + assert (imrotate (a, 0), a); + assert (imrotate (a, 90), a90); + assert (imrotate (a, -90), am90); + assert (imrotate (a, 180), a180); + assert (imrotate (a, -180), a180); + assert (imrotate (a, 270), am90); + assert (imrotate (a, -270), a90); + assert (imrotate (a, 360), a); +***** test + # bug #53309 + in = ones (2, 4); + out = [0 1 1 0; 0 1 1 0]; + assert (imrotate (in, 90, "nearest", "crop"), out) + assert (imrotate (repmat (in, [1 1 3]), 90, "nearest", "crop"), + repmat (out, [1 1 3])) +***** test + ## bug #53309 + rgbs = { + rand(5, 4, 3), # normal path, does interpolation + rand(4, 4, 3), # rows and columns, same number, simple rotdim + rand(4, 6, 3), # rows and columns differents, but of length even + }; + for rgb_i = 1:numel(rgbs) + rgb = rgbs{rgb_i}; + rot = imrotate (rgb, 90, "nearest", "crop"); + for i = 1:3 + assert (rot(:,:,i), imrotate (rgb(:,:,i), 90, "nearest", "crop")) + endfor + ## same check but with an integer class + rgb = im2uint8 (rgb); + rot = imrotate (rgb, 90, "nearest", "crop"); + assert (class (rgb), class (rot)) + for i = 1:3 + assert (rot(:,:,i), imrotate (rgb(:,:,i), 90, "nearest", "crop")) + endfor + endfor +6 tests, 5 passed, 1 known failure, 0 skipped +[inst/rgb2ntsc.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/rgb2ntsc.m +***** assert (rgb2ntsc ([1 0 0]), [.299 .596 .211]) +***** assert (rgb2ntsc ([0 1 0]), [.587 -.274 -.523]) +***** assert (rgb2ntsc ([0 0 1]), [.114 -.322 .312]) +***** test + rgb_map = rand (64, 3); + assert (ntsc2rgb (rgb2ntsc (rgb_map)), rgb_map, 1e-3); +***** test + rgb_img = rand (64, 64, 3); + assert (ntsc2rgb (rgb2ntsc (rgb_img)), rgb_img, 1e-3); + assert (rgb2ntsc ([1.5 1 1]), [1.149 0.298 0.105], 1e-3); +***** error rgb2ntsc () +***** error rgb2ntsc (1,2) +***** error rgb2ntsc ({1}) +***** error rgb2ntsc (ones (2,2)) +***** test + rgb = rand (16, 16, 3, 5); + yiq = zeros (size (rgb)); + for i = 1:5 + yiq(:,:,:,i) = rgb2ntsc (rgb(:,:,:,i)); + endfor + assert (rgb2ntsc (rgb), yiq); +***** test + ntsc = rgb2ntsc (rand (10, 10, 3)); + assert (class (ntsc), "double"); + assert (size (ntsc), [10 10 3]); +***** test + ntsc = rgb2ntsc (rand (10, 10, 3, "single")); + assert (class (ntsc), "single"); + assert (size (ntsc), [10 10 3]); +***** test + rgb = (rand (10, 10, 3) * 3 ) - 0.5; # values outside range [0 1] + ntsc = rgb2ntsc (rgb); + assert (class (ntsc), "double"); + assert (size (ntsc), [10 10 3]); +***** test + rgb = (rand (10, 10, 3, "single") * 3 ) - 0.5; # values outside range [0 1] + ntsc = rgb2ntsc (rgb); + assert (class (ntsc), "single"); + assert (size (ntsc), [10 10 3]); +***** test + ntsc = rgb2ntsc (randi ([0 255], 10, 10, 3, "uint8")); + assert (class (ntsc), "double"); + assert (size (ntsc), [10 10 3]); +***** test + ntsc = rgb2ntsc (randi ([0 65535], 10, 10, 3, "uint16")); + assert (class (ntsc), "double"); + assert (size (ntsc), [10 10 3]); +***** test + ntsc = rgb2ntsc (randi ([-128 127], 10, 10, 3, "int8")); + assert (class (ntsc), "double"); + assert (size (ntsc), [10 10 3]); +***** test + rgb_double = reshape ([1 0 0 0 0 1 0 0 0 0 1 0], [2 2 3]); + rgb_uint8 = reshape (uint8 ([255 0 0 0 0 255 0 0 0 0 255 0]), + [2 2 3]); + rgb_int16 = int16 (double (rgb_double * uint16 (65535)) -32768); + expected = reshape ([.299 .587 .114 0 .596 -.274 -.322 0 .211 -.523 .312 0], + [2 2 3]); - ## using a weird non-symmetric and even-size se - out =[ 7 7 1 8 15 55 51 51 41 40 - 7 7 7 8 16 55 55 55 51 41 - 4 9 7 7 16 54 55 54 55 47 - 25 25 9 9 3 52 54 52 54 28 - 25 24 25 2 9 33 52 34 52 34 - 17 24 29 31 29 30 33 26 33 34 - 17 5 29 31 31 31 30 32 39 33 - 10 6 13 35 35 29 31 32 45 39 - 10 12 77 36 36 35 35 31 45 45 - 11 12 77 77 77 36 36 35 27 45]; -***** assert (imopen (magic (10), [1 0 0 0; 1 1 1 0; 0 1 0 1]), out); -5 tests, 5 passed, 0 known failure, 0 skipped + assert (rgb2ntsc (rgb_double), expected); + assert (rgb2ntsc (rgb_uint8), expected); + assert (rgb2ntsc (single (rgb_double)), single (expected)); +18 tests, 18 passed, 0 known failure, 0 skipped [inst/imsharpen.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/imsharpen.m ***** test @@ -10756,758 +11743,6 @@ ***** error imsharpen (ones (3, 3), "foo") ***** error imsharpen ("foo") 20 tests, 18 passed, 2 known failures, 0 skipped -[inst/ordfiltn.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/ordfiltn.m -***** shared b, f, s - b = [ 0 1 2 3 - 1 8 12 12 - 4 20 24 21 - 7 22 25 18]; - - f = [ 8 12 12 12 - 20 24 24 24 - 22 25 25 25 - 22 25 25 25]; -***** assert (ordfiltn (b, 9, true (3)), f); - - f = [ 1 8 12 12 - 8 20 21 21 - 20 24 24 24 - 20 24 24 24]; -***** assert (ordfiltn (b, 8, true (3)), f); - - f = [ 1 2 8 12 - 4 12 20 21 - 8 22 22 21 - 20 24 24 24]; -***** assert (ordfiltn (b, 7, true (3), "symmetric"), f); - - f = [ 1 8 12 12 - 4 20 24 21 - 7 22 25 21 - 7 22 25 21]; -***** assert (ordfiltn (b, 3, true (3, 1)), f); - - f = [ 1 8 12 12 - 4 20 24 18 - 4 20 24 18 - 4 20 24 18]; -***** assert (ordfiltn (b, 3, true (4, 1)), f); - - f = [ 4 20 24 21 - 7 22 25 21 - 7 22 25 21 - 7 22 25 21]; -***** assert (ordfiltn (b, 4, true (4, 1)), f); - - s = [0 0 1 - 0 0 1 - 0 0 1]; - f = [ 2 8 12 12 - 9 20 22 21 - 21 25 24 24 - 21 25 24 24]; -***** assert (ordfiltn (b, 8, true (3), s), f); - - b(:,:,2) = b(:,:,1) - 1; - b(:,:,3) = b(:,:,2) - 1; - f(:,:,1) = [ 1 8 11 11 - 8 20 21 21 - 20 24 24 24 - 20 24 24 24]; - f(:,:,2) = [ 6 10 11 11 - 18 22 22 22 - 20 24 24 24 - 20 24 24 24]; - f(:,:,3) = [ 0 7 10 10 - 7 19 20 20 - 19 23 23 23 - 19 23 23 23]; -***** assert (ordfiltn (b, 25, true (3, 3, 3)), f); -8 tests, 8 passed, 0 known failure, 0 skipped -[inst/imfill.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imfill.m -***** test - I = uint8 (5.*[1 1 1; 1 0 1; 1 1 1]); - bw = logical ([1 1 1; 1 0 1; 1 1 1]); - I2 = uint8 (5.*ones (3)); - bw2 = logical (ones (3)); - - assert (imfill (int8 (I)), int8 (I2)) - assert (imfill (int16 (I)), int16 (I2)) - assert (imfill (int32 (I)), int32 (I2)) - assert (imfill (int64 (I)), int64 (I2)) - assert (imfill (uint8 (I)), uint8 (I2)) - assert (imfill (uint16 (I)), uint16 (I2)) - assert (imfill (uint32 (I)), uint32 (I2)) - assert (imfill (uint64 (I)), uint64 (I2)) - assert (imfill (single (I)), single (I2)) - assert (imfill (double (I)), double (I2)) - assert (imfill (bw, "holes"), bw2) - assert (imfill (uint8 (bw)), uint8 (bw2)) -***** error - imfill (i + ones (3, 3)); # complex input -***** error - imfill (sparse (double (I))); # sparse input -***** error - imfill (); -***** error - imfill (true (3), 4, "holes", 5) -***** error - imfill (false (3), ones (2, 3)) -***** error - imfill (false (3), ones (2, 3), 4) -***** error - imfill (false (3)) -***** error - imfill (false (3), 0, 4) -***** warning - bw = logical ([1 1 1; 1 0 1; 1 1 1]); - assert (imfill (bw, [5 5]), bw) - assert (imfill (bw, 15), bw) - - bw = repmat (bw, [1 1 3]); - assert (imfill (bw, 30), bw) - assert (imfill (bw, [2 2 5]), bw) -***** test - bw = logical ([1 0 0 0 0 0 0 0 - 1 1 1 1 1 0 0 0 - 1 0 0 0 1 0 1 0 - 1 0 0 0 1 1 1 0 - 1 1 1 1 0 1 1 1 - 1 0 0 1 1 0 1 0 - 1 0 0 0 1 0 1 0 - 1 0 0 0 1 1 1 0]); - bw2 = logical ([1 0 0 0 0 0 0 0 - 1 1 1 1 1 0 0 0 - 1 1 1 1 1 0 1 0 - 1 1 1 1 1 1 1 0 - 1 1 1 1 1 1 1 1 - 1 0 0 1 1 1 1 0 - 1 0 0 0 1 1 1 0 - 1 0 0 0 1 1 1 0]); - bw3 = logical ([1 0 0 0 0 0 0 0 - 1 1 1 1 1 0 0 0 - 1 1 1 1 1 0 1 0 - 1 1 1 1 1 1 1 0 - 1 1 1 1 0 1 1 1 - 1 0 0 1 1 0 1 0 - 1 0 0 0 1 0 1 0 - 1 0 0 0 1 1 1 0]); - assert (imfill (bw, "holes"), bw2) - assert (imfill (bw, 8, "holes"), bw2) - assert (imfill (bw, 4, "holes"), bw2) - assert (imfill (bw, [3 3]), bw3) - assert (imfill (bw, 19), bw3) - assert (imfill (bw, [3 3], 4), bw3) - assert (imfill (bw, 19, 4), bw3) - assert (imfill (bw, [3 3], 8), bw2) - assert (imfill (bw, 19, 8), bw2) - assert (imfill (bw, [19; 20]), bw3) - assert (imfill (bw, [19; 20], 4), bw3) - assert (imfill (bw, [19; 20], 8), bw2) -***** warning - bw = logical ([1 1 1 1 1 1 1 - 1 0 0 0 0 0 1 - 1 0 1 1 1 0 1 - 1 0 1 0 1 0 1 - 1 0 1 1 1 0 1 - 1 0 0 0 0 0 1 - 1 1 1 1 1 1 1]); - bw44 = logical ([1 1 1 1 1 1 1 - 1 0 0 0 0 0 1 - 1 0 1 1 1 0 1 - 1 0 1 1 1 0 1 - 1 0 1 1 1 0 1 - 1 0 0 0 0 0 1 - 1 1 1 1 1 1 1]); - bw9 = logical ([1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 - 1 1 1 0 1 1 1 - 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1]); - assert (imfill (bw, "holes"), logical (ones (7))) - assert (imfill (bw, [4 4]), bw44) - assert (imfill (bw, 9), bw9) - assert (imfill (bw, [4 4; 10 10]), bw44) -***** test - bw = logical ([1 1 0 1 1]); - assert (imfill (bw, "holes"), bw) - bw = logical([1 1 0 1 1; 1 1 1 1 1]); - assert (imfill (bw, "holes"), bw) -***** test - I = zeros (5); - I(:, [2 4]) = 1; - I2_expected = [0 1 1 1 0 - 0 1 1 1 0 - 0 1 1 1 0 - 0 1 1 1 0 - 0 1 1 1 0]; - I2 = imfill (I, [0 0 0; 1 1 1; 0 0 0], "holes"); - assert (I2, I2_expected) -***** test - I = zeros (5); - I(:, [2 4]) = 1; - I2_expected = I; - I2 = imfill (I, [0 1 0; 0 1 0; 0 1 0], "holes"); - assert (I2, I2_expected) -***** test # this test is Matlab compatible - I = zeros (5); - I(:, [2 4]) = 1; - I2_expected = inf .* ones (5); - I2 = imfill (I, [0 0 0; 0 1 0; 0 0 0], "holes"); - assert (I2, I2_expected) -***** test - I = false (5); - I(:, [2 4]) = true; - I2_expected = true (5); - I2 = imfill (I, [0 0 0; 0 1 0; 0 0 0], "holes"); - assert (I2, I2_expected) -***** test - I = uint8 ([10 20 80 85 20 - 15 90 03 25 88 - 05 85 02 50 83 - 90 04 03 80 80 - 10 81 83 85 30]); - I2 = uint8 ([10 20 80 85 20 - 15 90 80 80 88 - 05 85 80 80 83 - 90 80 80 80 80 - 10 81 83 85 30]); - I3 = uint8 ([10 20 80 85 20 - 15 90 05 25 88 - 05 85 05 50 83 - 90 05 05 80 80 - 10 81 83 85 30]); - assert (imfill (I), I2) - assert (imfill (I, 4), I2) - assert (imfill (I, 4, "holes"), I2) - assert (imfill (I, 8), I3) - assert (imfill (I, "holes"), I2) -***** test - v_line = [0 1 0; 0 1 0; 0 1 0]; - h_line = [0 0 0; 1 1 1; 0 0 0]; - im = [0 1 0 0 1 0]; - - assert (imfill (im, h_line, "holes"), [0 1 1 1 1 0]) - assert (imfill (im, v_line, "holes"), [0 1 0 0 1 0]) - assert (imfill (im', h_line, "holes"), [0 1 0 0 1 0]') - assert (imfill (im', v_line, "holes"), [0 1 1 1 1 0]') - - im = repmat (im, [1 1 5]); - assert (imfill (im, h_line, "holes"), repmat ([0 1 1 1 1 0], [1 1 5])) - assert (imfill (im, v_line, "holes"), im) - - im = permute (im, [2 1 3]); - assert (imfill (im, h_line, "holes"), im) - assert (imfill (im, v_line, "holes"), repmat ([0 1 1 1 1 0]', [1 1 5])) -***** test - im = logical ([0 0 0 0 0 0 - 0 1 1 1 1 0 - 0 1 0 0 1 0 - 0 1 1 1 1 0 - 0 0 0 0 0 0]); - fi = logical ([0 0 0 0 0 0 - 0 1 1 1 1 0 - 0 1 1 1 1 0 - 0 1 1 1 1 0 - 0 0 0 0 0 0]); - - assert (imfill (cat (3, im, im, im), 8, 'holes'), cat (3, fi, fi, fi)) - assert (imfill (cat (3, im, im, im), 'holes'), cat (3, im, im, im)) - assert (imfill (cat (3, fi, im, fi), 'holes'), cat (3, fi, fi, fi)) -***** test - emp = false (5, 6); - im = logical ([0 0 0 0 0 0 - 0 1 1 1 1 0 - 0 1 0 1 0 1 - 0 1 1 1 1 0 - 0 0 0 0 0 0]); - fi = logical ([0 0 0 0 0 0 - 0 1 1 1 1 0 - 0 1 1 1 1 1 - 0 1 1 1 1 0 - 0 0 0 0 0 0]); - fi1 = logical ([0 0 0 0 0 0 - 0 1 1 1 1 0 - 0 1 1 1 0 1 - 0 1 1 1 1 0 - 0 0 0 0 0 0]); - fi2 = logical ([0 0 0 0 0 0 - 0 1 1 1 1 0 - 0 1 0 1 1 1 - 0 1 1 1 1 0 - 0 0 0 0 0 0]); - - assert (imfill (cat (3, im, im, im), [3 3 2]), cat (3, fi1, fi1, fi1)) - assert (imfill (cat (3, im, im, im), [3 5 2]), cat (3, fi2, fi2, fi2)) - assert (imfill (cat (3, im, im, im), [3 3 2; 3 5 2]), cat (3, fi, fi, fi)) - assert (imfill (cat (3, emp, im, emp), [3 3 2]), true (5, 6, 3)) -21 tests, 21 passed, 0 known failure, 0 skipped -[inst/mean2.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/mean2.m -***** test - ## This throws a division by zero warning which Matlab does not, but - ## that's because Matlab does not throw such warnings in the first - ## place. Octave does, so we do not turn the warning off. - warning ("off", "Octave:divide-by-zero", "local"); - assert (mean2 ([]), NaN) -***** assert (mean2 (logical ([1 1; 0 0])), 0.5) -***** assert (mean2 (ones (3, 3, 3)), 1) -***** assert (mean2 (i), i) -***** assert (mean2 ([1 i]), [0.5+0.5i]) -***** assert (mean2 (speye (3)), sparse (1/3)) -6 tests, 6 passed, 0 known failure, 0 skipped -[inst/ntsc2rgb.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/ntsc2rgb.m -***** shared trans - trans = [ 1.0, 1.0, 1.0; - 0.95617, -0.27269, -1.10374; - 0.62143, -0.64681, 1.70062 ]; -***** assert (ntsc2rgb ([.299 .596 .211]), [1 0 0], 1e-5) -***** assert (ntsc2rgb ([.587 -.274 -.523]), [0 1 0], 1e-5) -***** assert (ntsc2rgb ([.114 -.322 .312]), [0 0 1], 1e-5) -***** test - rgb_map = rand (64, 3); - assert (ntsc2rgb (rgb2ntsc (rgb_map)), rgb_map, 1e-3); -***** test - rgb_img = rand (64, 64, 3); - assert (ntsc2rgb (rgb2ntsc (rgb_img)), rgb_img, 1e-3); -***** assert (ntsc2rgb ([1.5 0 0]), [1 1 1]) -***** test - ntsc = [0.4229 0.0336 0.7184]; - rgb = ntsc * trans; # [0.9014 -0.0509 1.6075] - rgb(1) /= rgb(3); # scaled based on the maximum - rgb(2) = 0; # cut to 0 - rgb(3) = 1; # cut to 1 - assert (ntsc2rgb (ntsc), rgb); -***** test - ntsc = [0.8229 0.3336 0.7184]; - rgb = ntsc * trans; # [1.58831 0.26726 1.67642] - rgb /= rgb(3); - assert (ntsc2rgb (ntsc), rgb); -***** test - ntsc = [0.4229 0.0336 0.7184 - 0.8229 0.3336 0.7184]; - rgb = ntsc * trans; # [0.9014 -0.0509 1.6075; 1.58831 0.26726 1.67642] - rgb(1,1) /= rgb(1,3); - rgb(1,2) = 0; - rgb(1,3) = 1; - rgb(2,:) /= rgb(2,3); - assert (ntsc2rgb (ntsc), rgb); -***** error ntsc2rgb () -***** error ntsc2rgb (1,2) -***** error ntsc2rgb (uint8 (1)) -***** error ntsc2rgb (ones (2,2)) -***** error ntsc2rgb (ones ([10 10 3], "uint8")) -***** error ntsc2rgb (ones ([10 10 3], "uint16")) -***** error ntsc2rgb (ones ([10 10 3], "int16")) -***** test - yiq = rand (16, 16, 3, 5); - rgb = zeros (size (yiq)); - for i = 1:5 - rgb(:,:,:,i) = ntsc2rgb (yiq(:,:,:,i)); - endfor - assert (ntsc2rgb (yiq), rgb); -***** test - rgb = ntsc2rgb (rand (10, 10, 3)); - assert (class (rgb), "double"); - assert (size (rgb), [10 10 3]); -***** test - rgb = ntsc2rgb (rand (10, 10, 3, "single")); - assert (class (rgb), "single"); - assert (size (rgb), [10 10 3]); -***** test - ntsc = (rand (10, 10, 3) * 3 ) - 0.5; # values outside range [0 1] - rgb = ntsc2rgb (ntsc); - assert (class (rgb), "double"); - assert (size (rgb), [10 10 3]); -***** test - ntsc = (rand (10, 10, 3, "single") * 3 ) - 0.5; # values outside range [0 1] - rgb = ntsc2rgb (ntsc); - assert (class (rgb), "single"); - assert (size (rgb), [10 10 3]); -***** test - ntsc_double = reshape ([.299 .587 .114 0 .596 -.274 -.322 0 .211 -.523 .312 0], - [2 2 3]); - expected = reshape ([1 0 0 0 0 1 0 0 0 0 1 0], [2 2 3]); - - assert (ntsc2rgb (ntsc_double), expected, 1e-5); - assert (ntsc2rgb (single (ntsc_double)), single (expected), 1e-5); -22 tests, 22 passed, 0 known failure, 0 skipped -[inst/imgradientxy.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imgradientxy.m -***** test - A = [0 1 0 - 1 1 1 - 0 1 0]; - - [gxSobel, gySobel] = imgradientxy (A); - [gxSobel2, gySobel2] = imgradientxy (A, "Sobel"); - assert (gxSobel, - [ 3 0 -3 - 4 0 -4 - 3 0 -3]); - assert (gySobel, - [ 3 4 3 - 0 0 0 - -3 -4 -3]); - - ## test default method - assert(gxSobel, gxSobel2); - assert(gySobel, gySobel2); - - [gxPrewitt, gyPrewitt] = imgradientxy (A, "Prewitt"); - assert (gxPrewitt, - [ 2 0 -2 - 3 0 -3 - 2 0 -2]); - assert (gyPrewitt, - [ 2 3 2 - 0 0 0 - -2 -3 -2]); - - [gxCd, gyCd] = imgradientxy (A, "CentralDifference"); - assert (gxCd, - [ 0.5 0.0 -0.5 - 0.5 0.0 -0.5 - 0.5 0.0 -0.5]); - assert (gyCd, - [ 0.5 0.5 0.5 - 0 0 0 - -0.5 -0.5 -0.5]); - - [gxCd, gyCd] = imgradientxy (A, "Central"); - assert (gxCd, - [ 0.5 0.0 -0.5 - 0.5 0.0 -0.5 - 0.5 0.0 -0.5]); - assert (gyCd, - [ 0.5 0.5 0.5 - 0 0 0 - -0.5 -0.5 -0.5]); - - [gxId, gyId] = imgradientxy(A, "IntermediateDifference"); - assert (gxId, - [ 1 -1 0 - 0 0 -1 - 1 -1 0]); - assert (gyId, - [ 1 0 1 - -1 0 -1 - 0 -1 0]); - - [gxId, gyId] = imgradientxy(A, "Intermediate"); - assert (gxId, - [ 1 -1 0 - 0 0 -1 - 1 -1 0]); - assert (gyId, - [ 1 0 1 - -1 0 -1 - 0 -1 0]); -1 test, 1 passed, 0 known failure, 0 skipped -[inst/impyramid.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/impyramid.m -***** xtest - ## bug #51979 (results are not matlab compatible) - in = [116 227 153 69 146 194 59 130 139 106 - 2 47 137 249 90 75 16 24 158 44 - 155 68 46 84 166 156 69 204 32 152 - 71 221 137 230 210 153 192 115 30 118 - 107 143 108 52 51 73 101 21 175 90 - 54 158 143 77 26 168 113 229 165 225 - 9 47 133 135 130 207 236 43 19 73]; - - reduced = [ - 114 139 131 103 111 - 97 122 141 111 100 - 103 123 112 123 122 - 47 107 134 153 94]; - - expanded = [ - 115 154 185 178 150 122 105 116 138 159 158 117 78 86 112 129 133 120 103 - 69 98 128 141 146 152 152 139 125 127 121 87 55 58 81 113 131 112 84 - 40 54 74 100 131 167 184 157 119 104 92 64 41 44 66 100 121 103 74 - 76 69 65 75 97 130 153 148 131 122 108 80 61 79 103 105 98 97 98 - 120 105 88 77 78 96 121 143 155 154 140 112 98 124 143 109 74 91 123 - 117 129 134 119 107 125 153 173 180 172 156 143 138 146 140 96 60 83 122 - 99 139 170 157 139 156 181 188 180 164 151 154 156 140 112 81 65 84 110 - 101 136 163 153 133 132 138 136 130 122 120 130 133 108 82 86 99 104 104 - 103 126 143 136 116 97 81 73 73 82 94 105 105 87 78 108 138 133 116 - 90 116 139 139 122 96 69 52 53 80 109 114 111 116 128 148 163 164 160 - 66 99 131 140 131 109 83 62 62 102 142 144 138 154 169 164 157 169 184 - 41 68 99 121 130 122 107 92 95 133 173 182 172 156 135 114 105 121 142 - 21 38 64 98 124 131 127 123 129 160 194 212 199 144 82 52 48 65 85]; - - assert (impyramid (uint8 (in), "reduce"), uint8 (reduced)) - assert (impyramid (uint8 (in), "expand"), uint8 (expanded)) -!!!!! known failure -ASSERT errors for: assert (impyramid (uint8 (in), "reduce"),uint8 (reduced)) - - Location | Observed | Expected | Reason - (2,4) 110 111 Abs err 0 exceeds tol 0 by 0 - (2,5) 99 100 Abs err 0 exceeds tol 0 by 0 - (3,5) 121 122 Abs err 0 exceeds tol 0 by 0 -***** test - in = randi ([0 255], [40 39 3 5], "uint8"); - red = impyramid (in, "reduce"); - for p = 1:3 - for n = 1:5 - assert (red(:,:,p,n), impyramid (in(:,:,p,n), "reduce")) - endfor - endfor - - exp = impyramid (in, "expand"); - for p = 1:3 - for n = 1:5 - assert (exp(:,:,p,n), impyramid (in(:,:,p,n), "expand")) - endfor - endfor -***** xtest - ## bug #51979 (results are not matlab compatible) - in = repmat (uint8 (255), [10 10]); - assert (impyramid (in, "reduce"), repmat (uint8 (255), [5 5])) - assert (impyramid (in, "expand"), repmat (uint8 (255), [19 19])) -!!!!! known failure -ASSERT errors for: assert (impyramid (in, "expand"),repmat (uint8 (255), [19, 19])) - - Location | Observed | Expected | Reason - (1,1) 195 255 Abs err 0 exceeds tol 0 by 0 - (2,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (3,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (4,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (5,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (6,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (7,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (8,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (9,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (10,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (11,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (12,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (13,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (14,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (15,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (16,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (17,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (18,1) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,1) 195 255 Abs err 0 exceeds tol 0 by 0 - (1,2) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,2) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,3) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,3) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,4) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,4) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,5) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,5) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,6) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,6) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,7) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,7) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,8) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,8) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,9) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,9) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,10) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,10) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,11) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,11) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,12) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,12) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,13) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,13) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,14) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,14) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,15) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,15) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,16) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,16) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,17) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,17) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,18) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,18) 223 255 Abs err 0 exceeds tol 0 by 0 - (1,19) 195 255 Abs err 0 exceeds tol 0 by 0 - (2,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (3,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (4,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (5,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (6,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (7,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (8,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (9,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (10,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (11,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (12,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (13,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (14,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (15,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (16,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (17,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (18,19) 223 255 Abs err 0 exceeds tol 0 by 0 - (19,19) 195 255 Abs err 0 exceeds tol 0 by 0 -***** xtest - ## bug #51979 (results are not matlab compatible) - in = logical ([ - 1 0 1 1 0 0 1 1 0 0 - 1 1 0 0 0 1 0 0 1 0 - 0 1 1 0 1 1 1 1 1 1 - 1 0 1 0 1 0 1 0 1 1 - 1 1 1 0 0 0 1 1 1 1 - 0 0 1 1 0 0 1 0 0 0 - 0 0 1 1 0 1 1 0 1 1 - 1 1 0 0 1 0 0 0 1 0 - 1 1 1 1 1 1 0 1 0 0 - 1 1 0 0 1 0 0 0 1 0]); - - reduced = logical ([ - 1 1 0 1 0 - 1 1 0 1 1 - 1 1 0 1 1 - 0 1 0 0 0 - 1 1 1 0 0]); - - expanded = logical ([ - 1 1 0 0 1 1 1 0 0 0 0 0 1 1 1 0 0 0 0 - 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 - 1 1 1 1 0 0 0 0 0 0 1 1 0 0 0 1 1 0 0 - 1 1 1 1 0 0 0 0 0 1 1 1 1 0 1 1 1 1 1 - 0 1 1 1 1 0 0 0 1 1 1 1 1 1 1 1 1 1 1 - 0 0 1 1 1 0 0 0 1 1 1 1 1 1 1 1 1 1 1 - 1 1 0 1 1 0 0 0 1 0 0 1 1 1 0 1 1 1 1 - 1 1 1 1 1 0 0 0 0 0 0 0 1 1 1 1 1 1 1 - 1 1 1 1 1 1 0 0 0 0 0 0 1 1 1 1 1 1 1 - 0 0 1 1 1 1 0 0 0 0 0 0 1 1 1 0 0 0 0 - 0 0 0 1 1 1 1 0 0 0 0 1 1 1 0 0 0 0 0 - 0 0 0 0 1 1 1 0 0 0 0 1 1 0 0 0 0 0 0 - 0 0 0 0 1 1 1 0 0 0 1 1 1 0 0 0 1 1 1 - 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 - 1 1 1 1 0 0 0 1 1 1 0 0 0 0 0 0 1 0 0 - 1 1 1 1 1 0 1 1 1 1 0 0 0 0 0 0 0 0 0 - 1 1 1 1 1 1 1 1 1 1 1 0 0 0 1 0 0 0 0 - 1 1 1 1 1 0 1 1 1 1 0 0 0 0 0 0 0 0 0 - 1 1 1 1 0 0 0 1 1 1 0 0 0 0 0 0 1 0 0]); - - assert (impyramid (in, "reduce"), reduced) - assert (impyramid (in, "expand"), expanded) -!!!!! known failure -ASSERT errors for: assert (impyramid (in, "reduce"),reduced) - - Location | Observed | Expected | Reason - (4,1) 1 0 Abs err 1 exceeds tol 0 by 1 - (1,3) 1 0 Abs err 1 exceeds tol 0 by 1 - (2,3) 1 0 Abs err 1 exceeds tol 0 by 1 - (3,3) 1 0 Abs err 1 exceeds tol 0 by 1 - (4,3) 1 0 Abs err 1 exceeds tol 0 by 1 - (4,4) 1 0 Abs err 1 exceeds tol 0 by 1 - (5,4) 1 0 Abs err 1 exceeds tol 0 by 1 - (1,5) 1 0 Abs err 1 exceeds tol 0 by 1 - (4,5) 1 0 Abs err 1 exceeds tol 0 by 1 - (5,5) 1 0 Abs err 1 exceeds tol 0 by 1 -4 tests, 1 passed, 3 known failures, 0 skipped -[inst/imcomplement.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imcomplement.m -***** assert (imcomplement (10), -9); -***** assert (imcomplement (single (10)), single (-9)); -***** assert (imcomplement (0.2), 0.8); -***** assert (imcomplement (uint8 (0)), uint8 (255)); -***** assert (imcomplement (uint8 (1)), uint8 (254)); -***** assert (imcomplement (uint16 (0)), uint16 (65535)); -***** assert (imcomplement (uint16 (1)), uint16 (65534)); -***** assert (imcomplement (int8 (-128)), int8 ( 127)); -***** assert (imcomplement (int8 ( 127)), int8 (-128)); -***** assert (imcomplement (int16 (-1)), int16 ( 0)); -***** assert (imcomplement (int16 ( 0)), int16 (-1)); -***** assert (imcomplement (int16 ( 1)), int16 (-2)); -***** assert (imcomplement ([true false true]), [false true false]) -***** error imcomplement ("not an image") -14 tests, 14 passed, 0 known failure, 0 skipped -[inst/iptcheckmap.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/iptcheckmap.m -***** test ("iptcheckmap (jet(64), 'func', 'var', 2)"); # simple must work -***** fail ("iptcheckmap (3, 'func', 'var', 2)"); # not a colormap -2 tests, 2 passed, 0 known failure, 0 skipped -[inst/ycbcr2rgb.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/ycbcr2rgb.m -***** assert (ycbcr2rgb (rgb2ycbcr (jet (10))), jet (10), 0.00001); -***** assert (class (ycbcr2rgb (single (rand (5, 5, 3)))), "single") -2 tests, 2 passed, 0 known failure, 0 skipped -[inst/col2im.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/col2im.m -***** demo - ## Divide A using distinct blocks and then reverse the operation - A = [ 1:10 - 11:20 - 21:30 - 31:40]; - B = im2col (A, [2 5], "distinct") - C = col2im (B, [2 5], [4 10], "distinct") -***** demo - ## Get sliding blocks of size from A into columns, calculate the - ## mean of each block (mean of each column), and reconstruct A - ## after a median filter. - A = reshape (1:24, [4 6]) - B = im2col (A, [2 3], "sliding") - C = mean (B); - col2im (C, [1 1], [3 4], "sliding") -***** error col2im (ones (10), [5 5], [10 10], "wrong_block_type"); -***** error col2im (ones (10), [1 1], [ 7 7], "sliding"); -***** error col2im (ones (10), [3 3], [10 10], "distinct") -***** error col2im (ones (10), [5 5], [10 11], "distinct"); -***** assert (col2im (sum (im2col (magic (10), [3 3], "sliding")), [1 1], [8 8]), - convn (magic (10), ones (3, 3), "valid")); -***** test - B = ones (1, (10-2+1)*(7-3+1)); - A = ones ((10-2+1), (7-3+1)); - assert (col2im (B, [2 3], [10 7]), A); - - ## same but different classes - assert (col2im (int16 (B), [2 3], [10 7]), int16 (A)); - assert (col2im (single (B), [2 3], [10 7]), single (A)); - assert (col2im (logical (B), [2 3], [10 7]), logical (A)); -***** test - a = rand (10)(:); - assert (col2im (a, [1 1], [10 10]), col2im (a, [1 1], [10 10], "sliding")) -***** shared A, B - v = [1:10]'; - r = reshape (1:10, [2 5]); - B = [v v+10 v+20 v+30 v+40 v+50]; - A = [r r+30 - r+10 r+40 - r+20 r+50]; - assert (col2im (B, [2 5], [6 10], "distinct"), A); -***** assert (col2im (int16 (B), [2 5], [6 10], "distinct"), int16 (A)); -***** assert (col2im (logical (B), [2 5], [6 10], "distinct"), logical (A)); -***** assert (col2im (single (B), [2 5], [6 10], "distinct"), single (A)); -***** test - a = rand (10, 8); - b = im2col (a, [5 5], "distinct"); - assert (col2im (b, [5 5], [10 8], "distinct"), a); - - a = rand (8); - b = im2col (a, [5 5], "distinct"); - assert (col2im (b, [5 5], [8 8], "distinct"), a); -***** shared a, b - ## Same number of multiple dimensions - a = rand (10, 10, 10); - b = im2col (a, [5 5 5], "distinct"); -***** assert (col2im (b, [5 5 5], [10 10 10], "distinct"), a); - - ## Different number of dimensions - a = rand (10, 10, 10); - b = im2col (a, [5 5], "distinct"); -***** assert (col2im (b, [5 5], [10 10 10], "distinct"), a); - - ## Removing padding from multiple dimensions - a = rand (10, 10, 7); - b = im2col (a, [5 5 3], "distinct"); -***** assert (col2im (b, [5 5 3], [10 10 7], "distinct"), a); - - a = rand (10, 10, 7); - b = im2col (a, [5 5 5 2], "distinct"); -***** assert (col2im (b, [5 5 5 2], [10 10 7], "distinct"), a); -15 tests, 15 passed, 0 known failure, 0 skipped [inst/qtgetblk.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/qtgetblk.m ***** demo @@ -11566,129 +11801,537 @@ R(:,:,7)=A(3:4,7:8); assert(va,R); 3 tests, 3 passed, 0 known failure, 0 skipped -[inst/imadd.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imadd.m -***** assert (imadd (uint8 ([23 250]), uint8 ([23 250])), uint8 ([46 255])); # default to first class and truncate -***** assert (imadd (uint8 ([23 250]), 10), uint8 ([33 255])); # works adding a scalar -***** assert (imadd (uint8 ([23 250]), uint8 ([23 250]), "uint16"), uint16 ([46 500])); # defining output class works -***** assert (imadd (logical ([ 1 0]), logical ([ 1 1])), double ([ 2 1])); # return double for two logical images -***** assert (imadd (logical ([ 1 0]), logical ([ 1 1]), "logical"), logical ([ 1 1])); # this is matlab incompatible on purpose -***** fail ("imadd (uint8 ([23 250]), uint16 ([23 250]))"); # input need to have same class -6 tests, 6 passed, 0 known failure, 0 skipped -[inst/houghpeaks.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/houghpeaks.m -***** shared im1 - im1 = magic (5); -***** error houghpeaks () -***** error houghpeaks (1, 2, 3, 4, 5, 6, 7) -***** assert (houghpeaks (im1)) -***** assert (houghpeaks (im1, 2)) -***** assert (houghpeaks (im1, "Threshold", 10)) -***** assert (houghpeaks (im1, 2, "Threshold", 10)) -***** assert (houghpeaks (im1, "NHoodSize", [3 3])) -***** assert (houghpeaks (im1, 2, "NHoodSize", [3 3])) -***** assert (houghpeaks (im1, "Threshold", 10, "NHoodSize", [3 3])) -***** assert (houghpeaks (im1, "NHoodSize", [3 3], "Threshold", 10)) -***** assert (houghpeaks (im1, 2, "Threshold", 10, "NHoodSize", [3 3])) -***** assert (houghpeaks (im1, 2, "NHoodSize", [3 3], "Threshold", 10)) -***** error houghpeaks (ones (5, 5, 5)) -***** error houghpeaks ("hello") -***** error houghpeaks (im1, 1.5) -***** error houghpeaks (im1, -2) -***** error houghpeaks (im1, [1 1]) -***** error houghpeaks (im1, "Threshold", "hello") -***** error houghpeaks (im1, "Threshold", -2) -***** error houghpeaks (im1, "Threshold", [1 1]) -***** error houghpeaks (im1, "NHoodSize", [3 3 3]) -***** error houghpeaks (im1, "NHoodSize", "hello") -***** error houghpeaks (im1, "NHoodSize", [-3 -3]) -***** error houghpeaks (im1, "NHoodSize", [4 4]) +[inst/wiener2.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/wiener2.m +***** shared im0, im0_out, im0_n + im0 = ones (5, 5); + im0_out = ones (5, 5); + im0_out(1:4:5, 1:4:5) = 0.67111; + im0_out(1:4:5, 2:4) = 0.78074; + im0_out(2:4, 1:4:5) = 0.78074; + im0_n = 0.1462; +***** error wiener2 () +***** assert (wiener2 (im0)) +***** assert (wiener2 (im0, [2, 3])) +***** assert (wiener2 (im0, 0.5)) +***** assert (wiener2 (im0, [2, 3], 0.5)) +***** error wiener2 (im0, [2, 3], 0.5, 2) ***** test - out = houghpeaks (im1); - assert (size (out), [1 2]) - assert (class (out), "double") + [im_out, noise_out] = wiener2 (im0); + assert (size (im_out), size (im0)) + assert (class (noise_out), "double") + assert (numel (noise_out), 1) +***** assert (wiener2 (im0), im0_out, 1e-5) +***** assert (wiener2 (single (im0)), single (im0_out), 1e-5) +***** assert (class (wiener2 (single (im0))), "single") +***** assert (wiener2 (im2uint8 (im0)), im2uint8 (im0_out)) +***** assert (class (wiener2 (im2uint8 (im0))), "uint8") +***** assert (wiener2 (im2uint16 (im0)), im2uint16 (im0_out), 1) +***** assert (class (wiener2 (im2uint16 (im0))), "uint16") +***** assert (wiener2 (im2int16 (im0)), im2int16 (im0_out), 1) +***** assert (class (wiener2 (im2int16 (im0))), "int16") ***** test - out = houghpeaks (im1, 3); - assert (size (out), [3 2]) -***** test - expected = [5 3; 1 2; 3 5; 1 5]; - assert (houghpeaks (im1, 4), expected) # this checks for undocumented nhood >=3 - assert (houghpeaks (im1, 4, "nhoodsize", [3,3]), expected) - assert (houghpeaks (im1, 4, "threshold", 10), expected) - assert (houghpeaks (im1, 4, "threshold", 24), expected(1:2,:)) + im_out = wiener2 (im0); + assert (im_out, im0_out, 1e-4) + [out, n] = wiener2 (im0); + assert (out, im0_out, 1e-4) + assert (n, im0_n, 1e-4) ***** test - im2 = magic (7); - expected_a = [7 4; 1 3; 3 1; 5 6]; - expected_b = [7 4; 1 3; 4 7; 1 7]; - assert (houghpeaks (im2, 4), expected_a) - assert (houghpeaks (im2, 4, "nhoodsize", [5,5]), expected_b) - assert (houghpeaks (im2, 4, "threshold", 24), expected_a) - assert (houghpeaks (im2, 4, "threshold", 47), expected_a(1:2,:)) + im1 = zeros (5, 5); + im1(2:4, 2:4) = 1; + im1_out = [ + 0.1111 0.2222 0.2726 0.2222 0.1111; + 0.2222 0.5911 0.7274 0.5911 0.2222; + 0.2726 0.7274 1.0000 0.7274 0.2726; + 0.2222 0.5911 0.7274 0.5911 0.2222; + 0.1111 0.2222 0.2726 0.2222 0.1111]; + im1_n = 0.1817; + im1_out_55 = [ + 0.1600 0.2400 0.2400 0.2400 0.1600; + 0.2400 0.4667 0.4667 0.4667 0.2400; + 0.2400 0.4667 0.4667 0.4667 0.2400; + 0.2400 0.4667 0.4667 0.4667 0.2400; + 0.1600 0.2400 0.2400 0.2400 0.1600]; + im1_n_55 = 0.1920; + im1_out_05 = [ + 0.1111 0.2222 0.3333 0.2222 0.1111; + 0.2222 0.4444 0.6667 0.4444 0.2222; + 0.3333 0.6667 1.0000 0.6667 0.3333; + 0.2222 0.4444 0.6667 0.4444 0.2222; + 0.1111 0.2222 0.3333 0.2222 0.1111]; + im1_out_55_05 = [ + 0.1600 0.2400 0.2400 0.2400 0.1600; + 0.2400 0.3600 0.3600 0.3600 0.2400; + 0.2400 0.3600 0.3600 0.3600 0.2400; + 0.2400 0.3600 0.3600 0.3600 0.2400; + 0.1600 0.2400 0.2400 0.2400 0.1600]; + im1_out_35 = [ + 0.1333 0.2000 0.2000 0.2000 0.1333; + 0.2642 0.5156 0.5156 0.5156 0.2642; + 0.3230 0.6770 0.6770 0.6770 0.3230; + 0.2642 0.5156 0.5156 0.5156 0.2642; + 0.1333 0.2000 0.2000 0.2000 0.1333]; + im1_out_51 = [ + 0 0.2400 0.2400 0.2400 0 + 0 0.7600 0.7600 0.7600 0 + 0 0.7600 0.7600 0.7600 0 + 0 0.7600 0.7600 0.7600 0 + 0 0.2400 0.2400 0.2400 0]; + assert (wiener2 (im1), im1_out, 1e-4) + [out, n] = wiener2 (im1); + assert (out, im1_out, 1e-4) + assert (n, im1_n, 1e-4) + assert (wiener2 (im1, [5, 5]), im1_out_55, 1e-4) + [out, n] = wiener2 (im1, [5, 5]); + assert (out, im1_out_55, 1e-4) + assert (n, im1_n_55, 1e-4) + assert (wiener2 (im1, 0.5), im1_out_05, 1e-4) + assert (wiener2 (im1, [5, 5], 0.5), im1_out_55_05, 1e-4) + assert (wiener2 (im1, [3, 5]), im1_out_35, 1e-4) + assert (wiener2 (im1, [5, 1]), im1_out_51, 1e-4) ***** test - im3 = magic (99); - expected_a = [99 50; 1 49; 3 47; 5 45; 7 43; 9 41; 11 39]; - expected_b = [99 50; 1 49; 7 43; 13 37; 19 31; 25 25; 31 19]; - expected_c = [99 50; 1 49; 2 48; 3 47; 4 46; 5 45; 6 44]; - assert (houghpeaks (im3, 7), expected_a) - assert (houghpeaks (im3, 7, "nhoodsize", [11 11]), expected_b) - assert (houghpeaks (im3, 7, "nhoodsize", [11 1]), expected_c) - assert (houghpeaks (im3, 7, "nhoodsize", [11 1]), expected_c) + ## Tests for even-sized neighbourhood + im1 = zeros (5, 5); + im1(2:4, 2:4) = 1; + + im1_out_23 = [ + 0.1667 0.2233 0.2978 0.2233 0.1667 + 0.2233 0.7767 1.0000 0.7767 0.2233 + 0.2233 0.7767 1.0000 0.7767 0.2233 + 0.1667 0.5533 0.7022 0.5533 0.1667 + 0 0 0 0 0]; + + im1_out_43 = [ + 0.1667 0.2813 0.3750 0.2813 0.1667 + 0.2500 0.6250 0.7500 0.6250 0.2500 + 0.2500 0.6250 0.7500 0.6250 0.2500 + 0.1667 0.4375 0.6250 0.4375 0.1667 + 0.0833 0.1667 0.2500 0.1667 0.0833]; + + im1_out_44 = [ + 0.2500 0.3018 0.3018 0.2500 0.1250 + 0.3018 0.6647 0.6647 0.4971 0.1875 + 0.3018 0.6647 0.6647 0.4971 0.1875 + 0.2500 0.4971 0.4971 0.2500 0.1250 + 0.1250 0.1875 0.1875 0.1250 0.0625]; + + assert (wiener2 (im1, [2, 3]), im1_out_23, 1e-4) + assert (wiener2 (im1, [4, 3]), im1_out_43, 1e-4) + assert (wiener2 (im1, [4, 4]), im1_out_44, 1e-4) ***** test - im4 = double (im2uint16 (peaks ())); - expected_a = [37 15; 39 15; 41 15; 15 16; 17 16]; - expected_b = [37 15; 15 16; 26 21; 37 26; 20 32]; - expected_c = [37 15; 15 16; 35 16; 15 17; 35 17]; - expected_d = [37 15; 38 15; 39 15; 40 15; 41 15]; - assert (houghpeaks (im4, 5), expected_a) - assert (houghpeaks (im4, 5, "nhoodsize", [21 21]), expected_b) - assert (houghpeaks (im4, 5, "nhoodsize", [21 1]), expected_c) - assert (houghpeaks (im4, 5, "nhoodsize", [1 21]), expected_d) -***** test # tests use of anti-symmetry in H - im5 = zeros (6,4); im5(2,1) = 1; im5(5,4) = 2; - expected = [5 4; 2 1]; - assert (houghpeaks (im5, 2, "nhoodsize", [1 1]), expected); - assert (houghpeaks (im5, 2, "nhoodsize", [3 3]), expected(1,:)); -***** test #test use of anti-symmetry in the other direction - im6 = magic (100); - expected_a = [1 1; 100 99; 1 4; 100 95; 1 8; 100 91; 1 12]; - expected_b = [1 1; 100 95; 1 8; 100 87; 1 16; 100 79; 1 24]; - expected_c = [1 1; 100 99; 100 98; 1 4; 1 5; 100 95; 100 94]; - expected_d = expected_b; - assert (houghpeaks (im6, 7), expected_a) - assert (houghpeaks (im6, 7, "nhoodsize", [11 11]), expected_b) - assert (houghpeaks (im6, 7, "nhoodsize", [11 1]), expected_c) - assert (houghpeaks (im6, 7, "nhoodsize", [1 11]), expected_d) -***** test # test undocumented Matlab default value for nhoodsize - im = zeros (723, 180); - im(585,136) = 8; - im(593,135) = 7; - im(310,46) = 6; - expected = [585, 136; 310, 46]; - assert (houghpeaks (im, 2), expected) + im2 = zeros (5, 5); + im2(2:4, 2:4) = 70; + im2(3, 3) = 90; + im2 = uint8 (im2); + im2_out = uint8 ([ + 8 16 20 16 8 ; + 16 46 54 46 16; + 20 54 72 54 20; + 16 46 54 46 16; + 8 16 20 16 8 ]); + im2_n = 0.0146; + im2_out_55 = uint8 ([ + 12 18 18 18 12; + 18 32 32 32 18; + 18 32 35 32 18; + 18 32 32 32 18; + 12 18 18 18 12]); + im2_n_55 = 0.0160; + im2_out_03 = uint8 ([ + 8 16 23 16 8 ; + 16 33 49 33 16; + 23 49 72 49 23; + 16 33 49 33 16; + 8 16 23 16 8 ]); + im2_n_03 = 0.3000; + [out, n] = wiener2 (im2); + assert (out, im2_out) + assert (n, im2_n, 1e-4) + [out, n] = wiener2 (im2, [5, 5]); + assert (out, im2_out_55) + assert (n, im2_n_55, 1e-4) + [out, n] = wiener2 (im2, 0.3); + assert (out, im2_out_03) + assert (n, im2_n_03, 1e-4) ***** test - I = max (0, phantom ()); - H = hough (I); - P0 = [585, 136; 310, 46; 595, 136; 522, 104; 373, 46]; - assert (houghpeaks (H, 5), P0) + im3 = zeros (5, 5); + im3(2:4, 2:4) = 70; + im3(3, 3) = 20; + im3 = uint8 (im3); + im3_out = uint8 ([ + 8 16 19 16 8 ; + 16 32 47 32 16; + 19 47 64 47 19; + 16 32 47 32 16; + 8 16 19 16 8 ]); + im3_n = 0.0134; + [out, n] = wiener2 (im3); + assert (out, im3_out) + assert (n, im3_n, 1e-4) +***** test + im4 = 50 .* ones (5, 5); + im4(:, 1) = 200; + im4(:, 2) = 100; + im4 = uint8 (im4); + im4_out = uint8 ([ + 148 90 44 33 22; + 161 111 67 50 33; + 161 111 67 50 33; + 161 111 67 50 33; + 148 90 44 33 22]); + im4_n = 0.0398; + [out, n] = wiener2 (im4); + assert (out, im4_out) + assert (n, im4_n, 1e-4) +***** test + im5 = zeros (100, 100); + im5(30, 30) = 1; + im5_out_center = [ + 0 0 0 0 0 0 0; + 0 0 0 0 0 0 0; + 0 0 0.0001 0.0001 0.0001 0 0; + 0 0 0.0001 0.9992 0.0001 0 0; + 0 0 0.0001 0.0001 0.0001 0 0; + 0 0 0 0 0 0 0; + 0 0 0 0 0 0 0]; + im5_n = 8.8889e-5; + [out, n] = wiener2 (im5); + out_center = out(27:33, 27:33); + assert (out_center, im5_out_center, 1e-4) + assert (n, im5_n, 1e-4) +***** test + im = zeros (100, 10, 10); + im(5, 5, 5) = 1; + + [out, n] = wiener2 (im, [3 3]); + expected_out = im; + expected_out(4:6,4:6,5) = [ + 0.0001 0.0001 0.0001 + 0.0001 0.9992 0.0001 + 0.0001 0.0001 0.0001]; + assert (out, expected_out, eps) + + [out, n] = wiener2 (im, [3 3 3]); + expected_out = im; + expected_out(4:6,4:6,4:6) = 0.0001; + expected_out(5,5,5) = 0.9974; + assert (out, expected_out, eps) + + ## Default in ND, use nhood 3 even for singleton dimensions. + assert (wiener2 (im), wiener2 (im, [3 3 3])) + + im = reshape (im, [100 10 1 10]); + expected_out = im; + expected_out(4:6,4:6,1,4:6) = 0.0001/3; + expected_out(5,5,1,5) = 1-(80*(0.0001/3)); + assert (wiener2 (im), wiener2 (im, [3 3 3 3])) + assert (wiener2 (im), expected_out, eps) + + expected_out = im; + expected_out(4:6,4:6,1,4:6) = 0.0001; + expected_out(5,5,1,5) = 0.9974; + assert (wiener2 (im, [3 3 1 3]), expected_out, eps) +***** test + expected = [0.2222 0.3926 0.3926 0.3926 0.2222]; + assert (wiener2 (ones (1, 5)), expected, .0001) +***** assert (wiener2 ([]), []) +***** assert (wiener2 (logical ([0 0; 1 1])), true (2, 2)) ***** demo - I = checkerboard (30, 1, 1); - I = imnoise(I, "salt & pepper", 0.2); - figure, imshow (I); - title ("noisy image with some lines"); - BW = edge (I, "canny"); - figure, imshow(BW); - title ("edge image"); - [H, theta, rho] = hough (BW); - figure, imshow (mat2gray (H), [],"XData",theta,"YData",rho); - title ("Hough transform of edge image \n 2 peaks marked"); - axis on; xlabel("theta [degrees]"); ylabel("rho [pixels]"); - peaks = houghpeaks (H, 2); - peaks_rho = rho(peaks(:,1)) - peaks_theta = theta(peaks(:,2)) - hold on; - plot(peaks_theta,peaks_rho,"sr"); - hold off; -34 tests, 34 passed, 0 known failure, 0 skipped + I = phantom (); + J = imnoise (I, "gaussian", 0, 0.02); + figure, imshow (J); + title ("Image with added Gaussian noise"); + K = wiener2 (J, [5 5]); + figure, imshow (K); + title ("Image with noise reduced by wiener2 filtering"); +27 tests, 27 passed, 0 known failure, 0 skipped +[inst/imnoise.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imnoise.m +***** assert(var(imnoise(ones(10)/2,'gaussian')(:)),0.01,0.005) # probabilistic +***** assert(length(find(imnoise(ones(10)/2,'salt & pepper')~=0.5)),5,10) # probabilistic +***** assert(var(imnoise(ones(10)/2,'speckle')(:)),0.01,0.005) # probabilistic +***** test + A = imnoise (.5 * ones (100), 'poisson'); + assert (class (A), 'double') +***** test + A = imnoise (.5 * ones (100, 'single'), 'poisson'); + assert (class (A), 'single') +***** test + A = imnoise (128 * ones (100, 'uint8'), 'poisson'); + assert (class (A), 'uint8') +***** test + A = imnoise (256 * ones (100, 'uint16'), 'poisson'); + assert (class (A), 'uint16') +***** demo + A = imnoise (2^7 * ones (100, 'uint8'), 'poisson'); + subplot (2, 2, 1) + imshow (A) + title ('uint8 image with poisson noise') + A = imnoise (2^15 * ones (100, 'uint16'), 'poisson'); + subplot (2, 2, 2) + imshow (A) + title ('uint16 image with poisson noise') + A = imnoise (.5 * ones (100), 'poisson'); + subplot (2, 2, 3) + imshow (A) + title ('double image with poisson noise') + A = imnoise (.5 * ones (100, 'single'), 'poisson'); + subplot (2, 2, 4) + imshow (A) + title ('single image with poisson noise') +7 tests, 7 passed, 0 known failure, 0 skipped +[inst/entropyfilt.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/entropyfilt.m +***** test + a = log2 (9) * ones (5, 5); + b = -(2*log2 (2/9) + log2 (1/9))/3; + a(1,2:4) = b; + a(5,2:4) = b; + a(2:4,1) = b; + a(2:4,5) = b; + c = -(4*log2 (4/9) + 4*log2 (2/9) + log2 (1/9))/9; + a(1,1) = c; + a(5,1) = c; + a(1,5) = c; + a(5,5) = c; + assert (entropyfilt (uint8 (magic (5)), ones (3, 3)), a, 2*eps); +***** test + assert (entropyfilt (uint8 (ones (10, 10))), zeros (10, 10)); +***** test + A = zeros (3,3); + B = ones (3,3); + C = [1 1 1; 2 2 2; 3 3 3]; + D = C'; + E = ones (3,3); + E(2,2) = 2; + F = 3 .* ones (3,3); + F(2,2) = 1; + G = [-1 2 7; -5 2 8; -7 pi 9]; + H = [5 2 8; 1 -3 1; 5 1 0]; + Hf = mat2gray(H); + X = uint8(abs(H)); + P = [0.2 0.201 0.204; 0.202 0.203 0.205; 0.205 0.206 0.202]; + Q = uint16([100 101 103; 100 105 102; 100 102 103]); + R = uint8([1 2 3 4 5; 11 12 13 14 15; 21 22 4 5 6; 5 5 3 2 1; 15 14 14 14 14]); + Aout = zeros (3); + Bout = zeros (3); + Cout = zeros (3); + Dout = zeros (3); + Eout = zeros (3); + Fout = zeros (3); + Gout_1 = -sum([2 7]./9.*log2([2 7]./9)); + Gout_2 = -sum([3 6]./9.*log2([3 6]./9)); + Gout_3 = -sum([4 5]./9.*log2([4 5]./9)); + Gout = [Gout_1 Gout_2 Gout_3; Gout_1 Gout_2 Gout_3; Gout_1 Gout_2 Gout_3]; + Hout_5 = -sum([2 7]./9.*log2([2 7]./9)) ; + Hout = [0.8916 0.8256 0.7412; 0.8256 Hout_5 0.6913; 0.7412 0.6913 0.6355]; + Hfout_5 = -sum([3 2 1 1 1 1]./9.*log2([3 2 1 1 1 1]./9)); + Hfout = [2.3613 2.3296 2.2252; 2.4571 Hfout_5 2.3090; 2.4805 2.4488 2.3445]; + Xout_5 = -sum([1 1 1 1 2 3]./9.*log2([1 1 1 1 2 3]./9)); + Xout = [2.3613 2.3296 2.2252; 2.4571 Xout_5 2.3090; 2.4805 2.4488 2.3445]; + Pout_5 = -sum([1 2 6]./9.*log2([1 2 6]./9)); + Pout = [1.1137 1.1730 1.2251; 1.1595 Pout_5 1.2774; 1.1556 1.2183 1.2635]; + Qout = zeros(3); + Rout = [3.5143 3.5700 3.4871 3.4957 3.4825; + 3.4705 3.5330 3.4341 3.4246 3.3890; + 3.3694 3.4063 3.3279 3.3386 3.3030; + 3.3717 3.4209 3.3396 3.3482 3.3044; + 3.4361 3.5047 3.3999 3.4236 3.3879]; + assert (entropyfilt (A), Aout); + assert (entropyfilt (B), Bout); + assert (entropyfilt (C), Cout); + assert (entropyfilt (D), Dout); + assert (entropyfilt (E), Eout); + assert (entropyfilt (F), Fout); + assert (entropyfilt (G), Gout, 1e-4); + assert (entropyfilt (H), Hout, 1e-4); + assert (entropyfilt (Hf), Hfout, 1e-4); + assert (entropyfilt (X), Xout, 1e-4); + assert (entropyfilt (P), Pout, 1e-4); + assert (entropyfilt (Q), Qout); + assert (entropyfilt (R), Rout, 1e-4); +3 tests, 3 passed, 0 known failure, 0 skipped +[inst/imcast.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imcast.m +***** test + im = randi ([0 255], 40, "uint8"); + assert (imcast (im, "uint8"), im2uint8 (im)) + assert (imcast (im, "uint16"), im2uint16 (im)) + assert (imcast (im, "single"), im2single (im)) + assert (imcast (im, "uint8", "indexed"), im2uint8 (im, "indexed")) + assert (imcast (im, "uint16", "indexed"), im2uint16 (im, "indexed")) + assert (imcast (im, "single", "indexed"), im2single (im, "indexed")) +***** test + im = randi ([1 256], 40, "double"); + assert (imcast (im, "uint8"), im2uint8 (im)) + assert (imcast (im, "uint8", "indexed"), im2uint8 (im, "indexed")) + assert (imcast (im, "single", "indexed"), im2single (im, "indexed")) +***** test + im = randi ([0 65535], 40, "uint16"); + assert (imcast (im, "uint8"), im2uint8 (im)) + assert (imcast (im, "single"), im2single (im)) + assert (imcast (im, "single", "indexed"), im2single (im, "indexed")) +***** test + im = randi ([1 255], 40, "double"); + assert (imcast (im, "uint8", "indexed"), im2uint8 (im, "indexed")) + assert (imcast (im, "single", "indexed"), im2single (im, "indexed")) +***** test + im = rand (40); + assert (imcast (im, "uint8"), im2uint8 (im)) +***** error imcast (randi (127, 40, "int8"), "uint8") +***** error imcast (randi (255, 40, "uint8"), "uint32") +***** error imcast (randi (255, 40, "uint8"), "not a class") +***** error imcast (randi ([0 65535], 40, "uint16"), "uint8", "indexed") +***** assert (imcast ([0 1 .2; 2 -0 Inf], "logical"), logical ([0 1 1; 1 0 1])) +10 tests, 10 passed, 0 known failure, 0 skipped +[inst/imextendedmin.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imextendedmin.m +***** shared im0, bw0_h2_out + im0 = uint8 ([5 5 5 5 5; + 5 4 3 4 5; + 5 3 0 3 5; + 5 4 3 4 5; + 5 5 5 5 5]); + bw0_h2_out = false (5); + bw0_h2_out(3,3) = true; +***** error imextendedmin () +***** error imextendedmin (im0) +***** error imextendedmin ("hello", 2) +***** error imextendedmin (i.*im0, 2) +***** error imextendedmin (sparse (im0), 2) +***** error imextendedmin (im0, -2) +***** error imextendedmin (im0, 'a') +***** error imextendedmin (im0, ones (2)) +***** error imextendedmin (im0, 2*i) +***** assert (imextendedmin (im0, 2), bw0_h2_out) +***** assert (imextendedmin (double (im0), 2), bw0_h2_out) +***** assert (imextendedmin (im0, 2, 8), bw0_h2_out) +***** assert (imextendedmin (im0, 2, 4), bw0_h2_out) +***** assert (imextendedmin (im0, 2, true (3)), bw0_h2_out) +***** test + out = imextendedmin (im0, 2); + assert (size (out), size (im0)) + assert (class (out), "logical") +***** test + out = imextendedmin (single (im0), 2); + assert (size (out), size (im0)) + assert (class (out), "logical") +***** test + out = imextendedmin (uint8 (im0), 2); + assert (size (out), size (im0)) + assert (class (out), "logical") +***** test + out = imextendedmin (uint16 (im0), 2); + assert (size (out), size (im0)) + assert (class (out), "logical") +***** test + im = cat (3, im0, im0, im0, im0); + out = imextendedmin (im, 2); + assert (size (out), size (im)) +***** test + im = 10 .* ones (10); + im(2:4, 2:4) = 7; + im(6:8, 6:8) = 2; + expected_4 = false (10); + expected_4(6:8, 6:8) = true; + expected_2 = expected_4; + expected_2(2:4, 2:4) = true; + out = imextendedmin (im, 4); + assert (out, expected_4, eps) + out = imextendedmin (0.1.*im, 0.4); + assert (out, expected_4, eps) + out = imextendedmin (im, 2); + assert (out, expected_2, eps) +***** test + im2 = 10 .* ones (10); + im2(2:4, 2:4) = 7; + im2(6:9, 6:9)=2; + im2(5, 5)=2; + im2(6, 7)=10; + im2(7, 8)=10; + expected_8 = false (10); + expected_8(6:9, 6:9) = true; + expected_8(5, 5) = true; + expected_8(6, 7) = false; + expected_8(7, 8) = false; + expected_4 = expected_8; + expected_4(2:4, 2:4) = true; + out2 = imextendedmin (im2, 2); + assert (out2, expected_8, eps) + out2 = imextendedmin (im2, 2, 4); + assert (out2, expected_4, eps) + out2 = imextendedmin (im2, 2, 8); + assert (out2, expected_8, eps) +21 tests, 21 passed, 0 known failure, 0 skipped +[inst/rgb2xyz.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/rgb2xyz.m +***** assert (rgb2xyz ([0 0 0]), [0, 0, 0], 1e-3) +***** assert (rgb2xyz ([1 0 0]), [0.4125, 0.2127, 0.0193], 1e-3) +***** assert (rgb2xyz ([1 1 0]), [0.7700, 0.9278, 0.1385], 1e-3) +***** assert (rgb2xyz ([0 1 0]), [0.3576, 0.7152, 0.1192], 1e-3) +***** assert (rgb2xyz ([0 1 1]), [0.5380, 0.7873, 1.0694], 1e-3) +***** assert (rgb2xyz ([0 0 1]), [0.1804, 0.0722, 0.9502], 1e-3) +***** assert (rgb2xyz ([1 0 1]), [0.5929, 0.2848, 0.9696], 1e-3) +***** assert (rgb2xyz ([1 1 1]), [0.9505, 1.0000, 1.0888], 1e-3) +***** assert (rgb2xyz ([0.5 0.5 0.5]), [0.2034, 0.2140, 0.2330], 1e-3) +***** assert (rgb2xyz ([0.75 0 0]), [0.2155, 0.1111, 0.0101], 1e-3) +***** assert (rgb2xyz ([0.5 0 0]), [0.0883, 0.0455, 0.0041], 1e-3) +***** assert (rgb2xyz ([0.25 0 0]), [0.0210, 0.0108, 0.0010], 1e-3) +***** assert (rgb2xyz ([1 0.5 0.5]), [0.5276, 0.3812, 0.2482], 1e-3) +***** assert (rgb2xyz ([1.5 1 1]), [1.5845, 1.3269, 1.1185], 1e-3) +***** test + rgb_map = rand (64, 3); + assert (xyz2rgb (rgb2xyz (rgb_map)), rgb_map, 2e-5); +***** test + rgb_img = rand (64, 64, 3); + assert (xyz2rgb (rgb2xyz (rgb_img)), rgb_img, 2e-5); +***** assert (rgb2xyz (sparse ([0 0 0])), [0 0 0], 1e-3) +***** assert (rgb2xyz (sparse ([0 0 1])), [0.1804, 0.0722, 0.9502], 1e-3) +***** assert (rgb2xyz (uint8([255 255 255])), [0.9505, 1.0000, 1.0888], 1e-3) +***** assert (class (rgb2xyz (single([1 1 1]))), 'single') +***** error rgb2xyz () +***** error rgb2xyz (1,2) +***** error rgb2xyz ({1}) +***** error rgb2xyz (ones (2,2)) +***** test + rgb = rand (16, 16, 3, 5); + xyz = zeros (size (rgb)); + for i = 1:5 + xyz(:,:,:,i) = rgb2xyz (rgb(:,:,:,i)); + endfor + assert (rgb2xyz (rgb), xyz) +25 tests, 25 passed, 0 known failure, 0 skipped +[inst/iptcheckmap.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/iptcheckmap.m +***** test ("iptcheckmap (jet(64), 'func', 'var', 2)"); # simple must work +***** fail ("iptcheckmap (3, 'func', 'var', 2)"); # not a colormap +2 tests, 2 passed, 0 known failure, 0 skipped +[inst/isbw.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/isbw.m +***** shared img + img = round (rand (10)); +***** assert (isbw (img, "non-logical"), true); +***** assert (isbw (img, "logical"), false); +***** assert (isbw (logical (img), "logical"), true); +***** assert (isbw (logical (img), "non-logical"), true); +***** test + img(1, 1) = 2; + assert (isbw (img, "non-logical"), false); +***** test + a( 1, 1) = 1; + a(50, 50) = 2; + assert (isbw (a, "non-logical"), false); +***** assert (isbw (rand (5, 5, 1, 4) > 0.5), true) +***** assert (isbw (rand (5, 5, 3, 4) > 0.5), false) +***** assert (isbw (rand (5, 5, 3) > 0.5), false) +***** assert (isbw (rand (5, 5, 1, 3, 4) > 0.5), false) +***** assert (isbw (randi ([0 1], 5, 5, 1, 4), "non-logical"), true) +***** assert (isbw (randi ([0 1], 5, 5, 3, 4), "non-logical"), false) +***** assert (isbw (randi ([0 1], 5, 5, 3), "non-logical"), false) +***** assert (isbw (randi ([0 1], 5, 5, 1, 3, 4), "non-logical"), false) +***** assert (isbw (single ([0 0 1]), "non-logical"), true) +***** assert (isbw ([0 NaN 1], "non-logical"), false) +16 tests, 16 passed, 0 known failure, 0 skipped [inst/imtransform.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/imtransform.m ***** demo @@ -11877,1451 +12520,134 @@ imtransform (rand(2), maketform ('affine', [eye(2); 0 0]), ... 'udata', [2 1], 'vdata', [1 2]); 12 tests, 12 passed, 0 known failure, 0 skipped -[inst/imlincomb.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imlincomb.m -***** assert (imlincomb (0.5, uint8 ([255 10]), 0.5, uint8 ([50 20])), - uint8 ([153 15])); # default to first class and truncate -***** assert (imlincomb (0.5, uint8 ([255 10]), 0.5, uint8 ([50 20]), "uint16"), - uint16 ([153 15])); # defining output class works -***** assert (imlincomb (0.5, uint8 ([255 10]), 0.5, uint8 ([50 20]), 10), - uint8 ([163 25])); # default to first class and truncate -***** assert (imlincomb (0.5, uint8 ([255 10]), 0.5, uint8 ([50 20]), 1000, "uint16"), - uint16 ([1153 1015])); # defining output class works -***** assert (imlincomb (0.5, uint8 ([255 10]), 0.5, uint8 ([50 20]), 1000), - uint8 ([255 255])); # defining output class works -5 tests, 5 passed, 0 known failure, 0 skipped -[inst/colfilt.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/colfilt.m -***** demo - ## Perform moving average filter with a 4x4 window - A = magic (12) - colfilt (A, [4 4], "sliding", @mean) -***** test - A = reshape (1:36, [6 6]); - assert (colfilt (A, [2 2], [3 3], "sliding", @sum), - conv2 (A, ones (2), "same")); -1 test, 1 passed, 0 known failure, 0 skipped -[inst/axes2pix.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/axes2pix.m -***** error id=Octave:invalid-fun-call axes2pix () -***** error id=Octave:invalid-fun-call axes2pix (42) -***** error id=Octave:invalid-fun-call axes2pix (42, [1, 2]) -***** error id=Octave:invalid-input-arg axes2pix ([42, 43], [1, 2], [1, 2, 3]) -***** error id=Octave:invalid-input-arg axes2pix (42, [1, 2; 3, 4], [1, 2, 3]) -***** assert (axes2pix (42, [1 42], []), []) -***** assert (axes2pix (240, [1, 240], 30), 30) -***** assert (axes2pix (291, [1, 291], 30), 30) -***** assert (axes2pix (240, [400.5, 520], 450), 100) -***** assert (axes2pix (291, [-19, 271], 90), 110) -***** assert (axes2pix (1, [1 1], [0, 1, 2, 3, 4]), [0, 1, 2, 3, 4]) -***** assert (axes2pix (5, [1 1], [0, 1, 2, 3, 4]), [0, 1, 2, 3, 4]) -***** assert (axes2pix (0, [1 1], [0, 1, 2, 3, 4]), [0, 1, 2, 3, 4]) -***** assert (axes2pix (5, [5 1], [1, 2, 3, 4, 5]), [5, 4, 3, 2, 1]) -***** assert (axes2pix (5, [3 -1], [1, 2, 3, 4, 5]), [3, 2, 1, 0, -1]) -***** assert (axes2pix (25, [5 1], [1, 2, 3, 4, 5]), [25, 19, 13, 7, 1]) -***** assert (axes2pix (1, [1 5], [1, 2, 3, 4, 5]), [1, 2, 3, 4, 5]) -***** assert (axes2pix (1, [5 1], [-1, 0, 1, 2.5]), [-5, -4, -3, -1.5]) -***** assert (axes2pix (1, [-10 -15], [-1, 0, 1.5]), [10, 11, 12.5]) -***** assert (axes2pix (5, [5; 1], [1, 2, 3, 4, 5]), [5, 4, 3, 2, 1]) -***** assert (axes2pix (5, [5; 1], [1; 2; 3; 4; 5]), [5; 4; 3; 2; 1]) -21 tests, 21 passed, 0 known failure, 0 skipped -[inst/@imref2d/intrinsicToWorld.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref2d/intrinsicToWorld.m -***** error id=Octave:invalid-fun-call intrinsicToWorld (imref2d) -***** error id=Octave:invalid-fun-call intrinsicToWorld (imref2d, 1, 2, 3) -***** error id=Octave:expected-real intrinsicToWorld (imref2d, 1j, 2) -***** error id=Octave:expected-real intrinsicToWorld (imref2d, 1, 2j) -***** error id=Octave:invalid-input-arg intrinsicToWorld (imref2d, [1, 2], 3) -***** error id=Octave:invalid-input-arg intrinsicToWorld (imref2d, [1], [2, 3]) -***** test - r = imref2d ([512, 512], 0.3125, 0.3125); - xIntrinsic = [34, 442]; - yIntrinsic = [172, 172]; - [xWorld, yWorld] = intrinsicToWorld (r, xIntrinsic, yIntrinsic); - assert (xWorld, [10.625, 138.125]) - assert (yWorld, [53.75, 53.75]) -***** test - [xWorld, yWorld] = intrinsicToWorld (imref2d, -5.3, -2.8); - assert (xWorld, -5.3) - assert (yWorld, -2.8) -***** test - [xW, yW] = intrinsicToWorld (imref2d, [1, 2; 3, 4], [2, 3; 5, 9]); - assert (xW, [1, 2; 3, 4]) - assert (yW, [2, 3; 5, 9]) -9 tests, 9 passed, 0 known failure, 0 skipped -[inst/@imref2d/worldToIntrinsic.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref2d/worldToIntrinsic.m -***** error id=Octave:invalid-fun-call worldToIntrinsic (imref2d) -***** error id=Octave:invalid-fun-call worldToIntrinsic (imref2d, 1, 2, 3) -***** error id=Octave:expected-real worldToIntrinsic (imref2d, 1j, 2) -***** error id=Octave:expected-real worldToIntrinsic (imref2d, 1, 2j) -***** error id=Octave:invalid-input-arg worldToIntrinsic (imref2d, [1, 2], 3) -***** error id=Octave:invalid-input-arg worldToIntrinsic (imref2d, [1], [2, 3]) -***** test - r = imref2d ([512, 512], 0.3125, 0.3125); - xW = [38.44, 39.44, 38.44, -0.2]; - yW = [68.75, 68.75, 75.75, -1]; - [xI, yI] = worldToIntrinsic (r, xW, yW); - assert (xI, [123.008, 126.208, 123.008, -0.64], 1e-6) - assert (yI, [220, 220, 242.4, -3.2], 1e-6) -7 tests, 7 passed, 0 known failure, 0 skipped -[inst/@imref2d/contains.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref2d/contains.m -***** error id=Octave:invalid-fun-call contains (imref2d) -***** error id=Octave:invalid-fun-call contains (imref2d, 1) -***** error id=Octave:invalid-fun-call contains (imref2d, 1, 2, 3) -***** error id=Octave:invalid-input-arg contains (imref2d, 1, [2, 3]) -***** error id=Octave:invalid-input-arg contains (imref2d, [1, 2], 3) -***** error id=Octave:expected-real contains (imref2d, 0, j) -***** error id=Octave:expected-real contains (imref2d, j, 0) -***** assert (contains (imref2d, [], []), logical( zeros (0, 0))) -***** assert (contains (imref2d, [1, 2; 3, 4], [5, -6; 7, 8]), logical (zeros (2, 2))) -***** test - r = imref2d ([256, 256]); - assert (contains(r, [5, 8, 8], [5, 10, 257]), logical([1, 1, 0])) -10 tests, 10 passed, 0 known failure, 0 skipped -[inst/@imref2d/sizesMatch.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref2d/sizesMatch.m -***** error id=Octave:invalid-fun-call sizesMatch (imref2d) -***** test - I = zeros (256, 256); - r = imref2d ([256, 256]); - assert (sizesMatch (r, I), true) - I2 = zeros (246, 300); - assert (sizesMatch (r, I2), false) -***** test - r = imref2d ([256, 256]); - assert (sizesMatch (r, []), false) -***** test - r = imref2d ([256, 256]); - assert (sizesMatch (r, 42), false) -***** test - r = imref2d ([256, 256]); - assert (sizesMatch (r, zeros (256, 256, 3, 2)), true) -***** test - I = zeros (384, 512, 3); - r = imref2d (size (I)); - assert (sizesMatch (r, I), true) -6 tests, 6 passed, 0 known failure, 0 skipped -[inst/@imref2d/worldToSubscript.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref2d/worldToSubscript.m -***** error id=Octave:invalid-fun-call worldToSubscript (imref2d) -***** error id=Octave:invalid-fun-call worldToSubscript (imref2d, 1, 2, 3) -***** error id=Octave:expected-real worldToSubscript (imref2d, 1j, 2) -***** error id=Octave:expected-real worldToSubscript (imref2d, 1, 2j) -***** error id=Octave:invalid-input-arg worldToSubscript (imref2d, [1, 2], 3) -***** error id=Octave:invalid-input-arg worldToSubscript (imref2d, [1], [2, 3]) -***** test - r = imref2d ([512, 512], 0.3125, 0.3125); - xW = [38.44, 39.44, 38.44, -0.2]; - yW = [68.75, 68.75, 75.75, -1]; - [rS, cS] = worldToSubscript (r, xW, yW); - assert (rS, [220, 220, 242, NaN]) - assert (cS, [123, 126, 123, NaN]) -7 tests, 7 passed, 0 known failure, 0 skipped -[inst/@imref2d/imref2d.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref2d/imref2d.m -***** error id=Octave:invalid-fun-call imref2d (1, 2, 3, 4) -***** error id=Octave:invalid-input-arg imref2d (42) -***** error id=Octave:invalid-input-arg imref2d ([42]) -***** error id=Octave:expected-integer imref2d ([4.2, 42]) -***** error id=Octave:expected-positive imref2d ([0, 0]) -***** error id=Octave:expected-positive imref2d ([-4, 2]) -***** error id=Octave:expected-positive imref2d ([4, 2], 0, 2) -***** error id=Octave:expected-positive imref2d ([4, 2], 2, 0) -***** error id=Octave:expected-real imref2d ([4, 2], j, 2) -***** error id=Octave:expected-real imref2d ([4, 2], 2, j) -***** error id=Octave:expected-real imref2d ([4, 2], [j, 2], [3, 4]) -***** error id=Octave:expected-real imref2d ([4, 2], [1, 2], [j, 4]) -***** error id=Octave:expected-vector imref2d ([4, 2], [], []) -***** error id=Octave:expected-vector imref2d ([4, 2], [], [1]) -***** error id=Octave:expected-scalar imref2d ([4, 2], [1], []) -***** error id=Octave:incorrect-size imref2d ([4, 2], [1, 2], [0]) -***** error id=Octave:incorrect-size imref2d ([4, 2], [1, 2], [1, 2, 3]) -***** error id=Octave:incorrect-size imref2d ([4, 2], [1, 2, 3], [1, 2]) -***** error id=Octave:incorrect-size imref2d ([4, 2], [1; 2], [1, 2]) -***** error id=Octave:incorrect-size imref2d ([4, 2], [1, 2], [1; 2]) -***** error id=Octave:invalid-indexing imref2d().InvalidProperty -***** error id=Octave:expected-increasing imref2d ([100 200], [1.5 0.5], [2.5 3.5]) -***** error id=Octave:expected-increasing imref2d ([100 200], [1.5 2.5], [2.5 1.5]) -***** test - r = imref2d; - assert (r.XWorldLimits, [0.5, 2.5]) - assert (r.YWorldLimits, [0.5, 2.5]) - assert (r.ImageSize, [2, 2]) - assert (r.PixelExtentInWorldX, 1) - assert (r.PixelExtentInWorldY, 1) - assert (r.ImageExtentInWorldX, 2) - assert (r.ImageExtentInWorldY, 2) - assert (r.XIntrinsicLimits, [0.5, 2.5]) - assert (r.YIntrinsicLimits, [0.5, 2.5]) -***** test - r = imref2d ([100, 200]); - assert (r.XWorldLimits, [0.5, 200.5]) - assert (r.YWorldLimits, [0.5, 100.5]) - assert (r.ImageSize, [100, 200]) - assert (r.PixelExtentInWorldX, 1) - assert (r.PixelExtentInWorldY, 1) - assert (r.ImageExtentInWorldX, 200) - assert (r.ImageExtentInWorldY, 100) - assert (r.XIntrinsicLimits, [0.5, 200.5]) - assert (r.YIntrinsicLimits, [0.5, 100.5]) -***** test - xWorldLimits = [2, 5]; - yWorldLimits = [3, 6]; - r = imref2d ([291, 240], xWorldLimits, yWorldLimits); - assert (r.XWorldLimits, [2, 5]) - assert (r.YWorldLimits, [3, 6]) - assert (r.ImageSize, [291, 240]) - assert (r.PixelExtentInWorldX, 0.0125) - assert (r.PixelExtentInWorldY, 0.0103, 1e-3) - assert (r.ImageExtentInWorldX, 3) - assert (r.ImageExtentInWorldY, 3) - assert (r.XIntrinsicLimits, [0.5, 240.5]) - assert (r.YIntrinsicLimits, [0.5, 291.5]) -***** test - pixelExtentInWorldX = 0.3125; - pixelExtentInWorldY = 0.3125; - r = imref2d ([512, 512], pixelExtentInWorldX, pixelExtentInWorldY); - assert (r.XWorldLimits, [0.15625, 160.1562], 1e-4) - assert (r.YWorldLimits, [0.15625, 160.1562], 1e-4) - assert (r.ImageSize, [512, 512]) - assert (r.PixelExtentInWorldX, 0.3125) - assert (r.PixelExtentInWorldY, 0.3125) - assert (r.ImageExtentInWorldX, 160) - assert (r.ImageExtentInWorldY, 160) - assert (r.XIntrinsicLimits, [0.5, 512.5]) - assert (r.YIntrinsicLimits, [0.5, 512.5]) -***** test - pixelExtentInWorldX = 0.1; - pixelExtentInWorldY = 0.4; - r = imref2d ([100, 200], pixelExtentInWorldX, pixelExtentInWorldY); - assert (r.XWorldLimits, [0.05, 20.05], 1e-4) - assert (r.YWorldLimits, [0.2, 40.2], 1e-4) - assert (r.ImageSize, [100, 200]) - assert (r.PixelExtentInWorldX, 0.1) - assert (r.PixelExtentInWorldY, 0.4) - assert (r.ImageExtentInWorldX, 20) - assert (r.ImageExtentInWorldY, 40) - assert (r.XIntrinsicLimits, [0.5, 200.5]) - assert (r.YIntrinsicLimits, [0.5, 100.5]) -***** test - r = imref2d; - assert (r.XWorldLimits, [0.5, 2.5]) - assert (r.YWorldLimits, [0.5, 2.5]) - assert (r.ImageSize, [2, 2]) - assert (r.PixelExtentInWorldX, 1) - assert (r.PixelExtentInWorldY, 1) - assert (r.ImageExtentInWorldX, 2) - assert (r.ImageExtentInWorldY, 2) - assert (r.XIntrinsicLimits, [0.5, 2.5]) - assert (r.YIntrinsicLimits, [0.5, 2.5]) - r.ImageSize = [800, 600]; - assert (r.XWorldLimits, [0.5, 2.5]) - assert (r.YWorldLimits, [0.5, 2.5]) - assert (r.ImageSize, [800, 600]) - assert (r.PixelExtentInWorldX, 0.003333, 1e-5) - assert (r.PixelExtentInWorldY, 0.0025) - assert (r.ImageExtentInWorldX, 2) - assert (r.ImageExtentInWorldY, 2) - assert (r.XIntrinsicLimits, [0.5, 600.5]) - assert (r.YIntrinsicLimits, [0.5, 800.5]) -***** test - r = imref2d; - assert (r.XWorldLimits, [0.5, 2.5]) - assert (r.YWorldLimits, [0.5, 2.5]) - assert (r.ImageSize, [2, 2]) - assert (r.PixelExtentInWorldX, 1) - assert (r.PixelExtentInWorldY, 1) - assert (r.ImageExtentInWorldX, 2) - assert (r.ImageExtentInWorldY, 2) - assert (r.XIntrinsicLimits, [0.5, 2.5]) - assert (r.YIntrinsicLimits, [0.5, 2.5]) - r.XWorldLimits = [-60, 13.33]; - r.YWorldLimits = [-900.8, -560.26]; - assert (r.XWorldLimits, [-60, 13.33]) - assert (r.YWorldLimits, [-900.8, -560.26]) - assert (r.PixelExtentInWorldX, 36.6650) - assert (r.PixelExtentInWorldY, 170.27, 1e-5) - assert (r.ImageExtentInWorldX, 73.33, 1e-5) - assert (r.ImageExtentInWorldY, 340.54, 1e-5) - assert (r.XIntrinsicLimits, [0.5, 2.5]) - assert (r.YIntrinsicLimits, [0.5, 2.5]) -***** test - r = imref2d; - fail ("r.XWorldLimits = []", "") - fail ("r.XWorldLimits = [1]", "") - fail ("r.XWorldLimits = [j]", "") - fail ("r.XWorldLimits = [1; 2]", "") - fail ("r.YWorldLimits = []", "") - fail ("r.YWorldLimits = [1]", "") - fail ("r.YWorldLimits = [j]", "") - fail ("r.YWorldLimits = [1; 2]", "") -***** assert (imref2d ([4, 2, 3]).ImageSize, [4, 2]); -32 tests, 32 passed, 0 known failure, 0 skipped -[inst/imgetfile.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imgetfile.m -***** assert (1) -1 test, 1 passed, 0 known failure, 0 skipped -[inst/imtophat.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imtophat.m -***** assert (imtophat (ones (3), [1 1; 0 1]), zeros (3)); -***** assert (imtophat (true (3), [1 1; 0 1]), false (3)); -***** shared in, out, se - in = [ 0 0 0 1 1 1 0 0 1 1 - 0 1 0 1 1 1 0 0 0 1 - 1 1 1 1 1 0 0 0 0 0 - 0 1 1 1 1 0 0 0 0 0 - 0 0 0 1 0 0 0 0 1 0 - 0 0 0 0 0 0 0 1 1 1 - 0 0 0 0 1 0 1 0 1 0 - 0 0 0 1 1 1 1 1 0 0 - 0 0 0 0 1 1 1 0 0 0 - 0 0 0 1 1 1 0 0 0 0]; - - out = [ 0 0 0 0 0 0 0 0 1 1 - 0 1 0 0 0 0 0 0 0 1 - 1 1 1 1 1 0 0 0 0 0 - 0 1 1 1 1 0 0 0 0 0 - 0 0 0 1 0 0 0 0 1 0 - 0 0 0 0 0 0 0 1 1 1 - 0 0 0 0 1 0 1 0 1 0 - 0 0 0 1 1 1 1 1 0 0 - 0 0 0 0 1 1 1 0 0 0 - 0 0 0 1 1 1 0 0 0 0]; -***** assert (imtophat (logical (in), ones (3)), logical (out)); - - out = [12 19 0 0 0 16 23 0 7 0 - 18 0 0 6 1 19 0 2 9 1 - 0 74 81 12 7 0 1 8 15 7 - 68 70 2 14 0 6 7 14 16 0 - 69 76 8 0 0 7 14 21 0 1 - 0 7 59 54 61 13 20 0 0 32 - 18 0 69 60 62 19 0 0 0 27 - 73 0 0 66 68 0 1 6 6 33 - 0 0 17 19 1 0 2 9 7 14 - 1 6 23 0 7 1 8 15 0 32]; -***** assert (imtophat (magic (10), ones (3)), out); -***** assert (imtophat (uint8 (magic (10)), strel ("square", 3)), uint8 (out)); - - ## using a se that will be decomposed in 2 pieces - out =[91 98 0 0 0 27 34 11 18 0 - 94 76 3 6 1 33 15 17 24 1 - 0 77 84 12 7 14 16 23 30 7 - 80 82 14 18 0 32 34 41 43 0 - 81 88 20 0 0 33 40 47 24 6 - 12 19 63 57 64 16 23 0 7 39 - 18 0 69 60 62 19 1 3 12 39 - 73 0 0 66 68 0 2 9 18 45 - 4 6 81 67 49 6 8 15 19 26 - 5 12 87 48 55 7 14 21 0 32]; -***** assert (imtophat (magic (10), ones(5)), out); - - ## using a weird non-symmetric and even-size se - out =[85 92 0 0 0 12 23 0 17 0 - 91 73 0 6 0 18 0 2 13 0 - 0 72 81 13 6 0 1 9 15 0 - 60 62 10 12 0 8 8 17 17 0 - 61 69 0 0 0 28 16 41 0 0 - 0 0 47 52 61 12 16 0 0 31 - 6 0 53 58 60 17 0 0 0 33 - 69 0 0 60 62 0 0 6 0 33 - 0 0 17 60 42 0 2 13 1 8 - 0 6 23 0 7 0 7 15 0 14]; -***** assert (imtophat (magic (10), [1 0 0 0; 1 1 1 0; 0 1 0 1]), out); - - ## N dimensional and weird se - in = reshape (magic(16), [4 8 4 2]); - se = ones (3, 3, 3); - se(:,:,1) = [1 0 1; 0 1 1; 0 0 0]; - se(:,:,3) = [1 0 1; 0 1 1; 0 0 1]; - out = zeros (size (in)); - out(:,:,1,1) = [ - 239 146 82 18 0 19 83 133 - 0 35 99 163 219 128 64 0 - 0 46 128 195 187 123 59 0 - 157 93 47 0 14 78 142 211]; - out(:,:,2,1) = [ - 0 21 85 149 233 146 64 0 - 205 128 64 0 0 41 87 151 - 171 107 57 0 0 64 121 185 - 0 64 142 213 169 105 41 0]; - out(:,:,3,1) = [ - 231 146 78 14 0 27 77 137 - 0 43 107 167 211 128 64 0 - 0 46 128 199 179 119 51 0 - 149 85 39 0 18 78 142 219]; - out(:,:,4,1) = [ - 0 29 93 157 225 128 64 0 - 197 128 64 0 0 31 95 159 - 163 99 53 0 0 61 125 189 - 0 64 146 221 161 97 33 0]; - out(:,:,1,2) = [ - 223 146 82 18 0 35 99 149 - 0 48 115 179 203 128 64 0 - 0 46 128 211 171 107 43 0 - 141 77 31 0 14 78 142 227]; - out(:,:,2,2) = [ - 0 37 101 165 217 146 64 0 - 189 125 64 0 0 57 103 167 - 155 91 41 0 0 64 128 201 - 0 64 142 229 153 89 25 0]; - out(:,:,3,2) = [ - 215 146 78 14 0 43 93 153 - 0 48 123 183 195 128 64 0 - 0 46 128 215 163 103 35 0 - 133 69 23 0 18 78 142 235]; - out(:,:,4,2) = [ - 0 45 109 173 209 128 64 0 - 181 117 64 0 0 47 111 175 - 147 83 37 0 0 64 128 205 - 0 64 146 237 145 81 17 0]; -***** assert (imtophat (in, se), out); -8 tests, 8 passed, 0 known failure, 0 skipped -[inst/psf2otf.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/psf2otf.m -***** test - psf = rand (6, 1); - assert (psf2otf (psf), fft (circshift (psf, [-3])), eps); -***** test - psf = rand (6, 6); - assert (psf2otf (psf), fft2 (circshift (psf, [-3 -3])), eps); -***** test - psf = rand (6, 6, 6); - assert (psf2otf (psf), fftn (circshift (psf, [-3 -3 -3])), eps); -***** test - psf = rand (7, 1); - assert (psf2otf (psf), fft (circshift (psf, [-3])), eps); -***** test - psf = rand (7, 7); - assert (psf2otf (psf), fft2 (circshift (psf, [-3 -3])), 1e-14); -***** test - psf = rand (6, 7, 8); - assert (psf2otf (psf), fftn (circshift (psf, [-3 -3 -4])), 6e-14); -***** test - psf = rand (6, 1); - ppsf = [psf; 0]; - assert (psf2otf (psf, 7), fft (circshift (ppsf, [-3])), eps); -***** test - psf = rand (6, 1); - ppsf = [[psf; 0] zeros(7, 6)]; - assert (psf2otf (psf, [7 7]), fft2 (circshift (ppsf, [-3 0])), eps); -***** test - psf = rand (6, 6); - ppsf = [psf zeros(6, 1)]; - assert (psf2otf (psf, [6 7]), fft2 (circshift (ppsf, [-3 -3])), 1e-14); -***** error psf2otf ('foo') -***** error psf2otf (rand (16), 14) -***** error psf2otf (rand (16), [14 14]) -***** error psf2otf (rand (16), [18]) -***** error psf2otf (rand (16), [18 14]) -***** test - psf = fspecial ("gaussian", 16) + 1i; - otf = psf2otf (psf); - assert (otf2psf (otf), psf, eps); -15 tests, 15 passed, 0 known failure, 0 skipped -[inst/cp2tform.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/cp2tform.m -***** function [crw, cap] = coords (npt = 1000, scale = 2, dtheta = pi/3, - dx = 2, dy = -6, sig2noise = 1e32) - theta = (rand(npt, 1)*2-1)*2*pi; - R = rand(npt,1); - y = R.*sin(theta); - x = R.*cos(theta); - crw = [y x]; - - thetap = theta + dtheta; - Rap = R * scale; - - yap = Rap.*sin(thetap); - yap = yap + dy; - yap = yap + rand (size (yap)) * norm (yap) / sig2noise; - - xap = Rap.*cos(thetap); - xap = xap + dx; - xap = xap + rand (size (xap)) * norm (xap) / sig2noise; - cap = [yap xap]; -***** endfunction -***** test - npt = 100000; - [crw, cap] = coords (npt); - ttype = 'projective'; - T = cp2tform (crw, cap, ttype); - crw2 = tforminv (T, cap); - finalerr = norm (crw - crw2)/npt; - assert (finalerr < 2*eps, "norm = %3.2e ( > 2*eps)", finalerr) -***** test - npt = 100000; - [crw, cap] = coords (npt); - ttype = 'affine'; - T = cp2tform (crw, cap, ttype); - crw2 = tforminv (T, cap); - finalerr = norm (crw - crw2)/npt; - assert (finalerr < 2*eps, "norm = %3.2e ( > 2*eps)", finalerr) -***** xtest - npt = 100000; - [crw, cap] = coords (npt); - ttype = 'nonreflective similarity'; - T = cp2tform (crw, cap, ttype); - crw2 = tforminv (T, cap); - finalerr = norm (crw - crw2)/npt; - assert (finalerr < 3*eps, "norm = %3.2e ( > 3*eps)", finalerr) -***** test - npt = 100000; - [crw, cap] = coords (npt); - cap(:,2) *= -1; % reflection around y axis - ttype = 'similarity'; - T = cp2tform (crw, cap, ttype); - crw2 = tforminv (T, cap); - finalerr = norm (crw - crw2)/npt; - assert (finalerr < 3*eps, "norm = %3.2e ( > 3*eps)", finalerr) -***** xtest - npt = 100000; - [crw, cap] = coords (npt); - ttype = 'polynomial'; - ord = 2; - T = cp2tform (crw, cap, ttype, ord); - crw2 = tforminv (T, cap); - finalerr = norm (crw - crw2)/npt; - assert (finalerr < eps, "norm = %3.2e ( > eps)", finalerr) -***** xtest - npt = 100000; - [crw, cap] = coords (npt); - ttype = 'polynomial'; - ord = 3; - T = cp2tform (crw, cap, ttype, ord); - crw2 = tforminv (T, cap); - finalerr = norm (crw - crw2)/npt; - assert (finalerr < eps, "norm = %3.2e ( > eps)", finalerr) -***** xtest - npt = 100000; - [crw, cap] = coords (npt); - ttype = 'polynomial'; - ord = 4; - T = cp2tform (crw, cap, ttype, ord); - crw2 = tforminv (T, cap); - finalerr = norm (crw - crw2)/npt; - assert (finalerr < 6*eps, "norm = %3.2e ( > 6*eps)", finalerr) -7 tests, 7 passed, 0 known failure, 0 skipped -[inst/imcast.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imcast.m -***** test - im = randi ([0 255], 40, "uint8"); - assert (imcast (im, "uint8"), im2uint8 (im)) - assert (imcast (im, "uint16"), im2uint16 (im)) - assert (imcast (im, "single"), im2single (im)) - assert (imcast (im, "uint8", "indexed"), im2uint8 (im, "indexed")) - assert (imcast (im, "uint16", "indexed"), im2uint16 (im, "indexed")) - assert (imcast (im, "single", "indexed"), im2single (im, "indexed")) -***** test - im = randi ([1 256], 40, "double"); - assert (imcast (im, "uint8"), im2uint8 (im)) - assert (imcast (im, "uint8", "indexed"), im2uint8 (im, "indexed")) - assert (imcast (im, "single", "indexed"), im2single (im, "indexed")) -***** test - im = randi ([0 65535], 40, "uint16"); - assert (imcast (im, "uint8"), im2uint8 (im)) - assert (imcast (im, "single"), im2single (im)) - assert (imcast (im, "single", "indexed"), im2single (im, "indexed")) -***** test - im = randi ([1 255], 40, "double"); - assert (imcast (im, "uint8", "indexed"), im2uint8 (im, "indexed")) - assert (imcast (im, "single", "indexed"), im2single (im, "indexed")) -***** test - im = rand (40); - assert (imcast (im, "uint8"), im2uint8 (im)) -***** error imcast (randi (127, 40, "int8"), "uint8") -***** error imcast (randi (255, 40, "uint8"), "uint32") -***** error imcast (randi (255, 40, "uint8"), "not a class") -***** error imcast (randi ([0 65535], 40, "uint16"), "uint8", "indexed") -***** assert (imcast ([0 1 .2; 2 -0 Inf], "logical"), logical ([0 1 1; 1 0 1])) -10 tests, 10 passed, 0 known failure, 0 skipped -[inst/affine2d.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/affine2d.m -***** test - theta = 10; - A = [cosd(theta) -sind(theta) 0 - sind(theta) cosd(theta) 0 - 0 0 1]; - tform = affine2d (A); - [X, Y] = transformPointsForward (tform, 5, 10); - assert (X, 6.6605, 1.e-4) - assert (Y, 8.9798, 1.e-4) - - [U, V] = transformPointsInverse (tform, X, Y); - assert (U, 5, 5*eps) - assert (V, 10, 9*eps) - assert (isRigid (tform)) - assert (! isTranslation (tform)) - assert (isSimilarity (tform)) -***** test - theta = 30; - tform = affine2d([ cosd(theta) sind(theta) 0 - -sind(theta) cosd(theta) 0 - 0 0 1]); - assert (tform.T, [ 0.86603 0.5 0 - -0.5 0.86603 0 - 0 0 1], 1.e-5); - invtform = invert(tform); - assert (invtform.T, [ 0.86603 -0.5 0 - 0.5 0.86603 0 - 0 0 1], 1.e-5); - assert (isRigid (tform)) - assert (! isTranslation (tform)) - assert (isSimilarity (tform)) -***** test - tform = affine2d ([1 0 0; 0 1 0; 5 10 1]); - [X, Y] = transformPointsForward (tform, [1 2; 3 4; 5 6; 7 8]); - assert (round (X), [6; 8; 10; 12]) - assert (round (Y), [12; 14; 16; 18]) - - [U, V] = transformPointsInverse (tform, X, Y); - assert (round (U), [1; 3; 5; 7]) - assert (round (V), [2; 4; 6; 8]) - assert (isRigid (tform)) - assert (isTranslation (tform)) - assert (isSimilarity (tform)) -***** test - tform = affine2d ([1 1e-16 0; 1e-16 1 0; 5 10 1]); - assert (isRigid (tform)) - tform = affine2d ([2 1e-16 0; 1e-16 1 0; 5 10 1]); - assert (! isRigid (tform)) -***** test - theta = 10; - A = [cosd(theta) -sind(theta) 0 - sind(theta) cosd(theta) 0 - 0 0 1]; - tform = affine2d (A); - [xlim, ylim] = outputLimits (tform, [1 240], [1 291]); - assert (xlim, [1.1585 286.8855], 1.e-4) - assert (ylim, [-40.6908 286.4054], 1.e-4) -***** test - A = [1 0 0 - 0 1 0 - 40 40 1]; - tform = affine2d (A); - assert (isRigid (tform)); - assert (isSimilarity (tform)); - assert (isTranslation (tform)); -***** test - a = invert (affine2d ([1 2 0; 3 4 0; 10 20 1])); - b = affine2d(a.T); - assert (b.T, [-2, 1, 0; 1.5, -0.5, 0; -10, 0, 1], 5*eps) -***** assert (isTranslation (affine2d ([1, 0, 0; 0, 1, 0; 40, 40, 1]))) -***** assert (! isTranslation (affine2d ([1 0 0; 0 -1 0; 0 0 1]))) -***** assert (! isRigid (affine2d ([1 0 0; 0 -1 0; 0 0 1]))) -***** error affine2d ([0 0 0; 0 0 0]) -***** error affine2d ([0 0 0 0 0 0 0 0 1]) -***** error affine2d ([0 0 0; 0 0 0; 0 0 0]) -***** error affine2d ([1 0 0; 0 1 1; 0 0 1]) -***** error affine2d ([0 0 0; 0 0 0; 0 0 1]) -***** error affine2d (1, 2) -***** error outputLimits (affine2d()) -***** test - tform = affine2d; - assert (tform.T, eye (3)) - assert (tform.Dimensionality, 2) -18 tests, 18 passed, 0 known failure, 0 skipped -[inst/isrgb.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/isrgb.m -***** assert (isrgb ("this is not a RGB image"), false); -***** assert (isrgb (rand (5, 5)), false); -***** assert (isrgb (rand (5, 5, 1, 5)), false); -***** assert (isrgb (rand (5, 5, 3, 5)), true); -***** assert (isrgb (rand (5, 5, 3)), true); -***** assert (isrgb (ones (5, 5, 3)), true); -***** assert (isrgb (ones (5, 5, 3) + eps), false); -***** assert (isrgb (zeros (5, 5, 3) - eps), false); -***** assert (isrgb (rand (5, 5, 3) > 0.5), false); -***** assert (isrgb (randi ([-100 100], 5, 5, 3, "int16")), true) -10 tests, 10 passed, 0 known failure, 0 skipped -[inst/edgetaper.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/edgetaper.m -***** assert (class (edgetaper (rand (100), rand (16))), "double") -***** assert (class (edgetaper (randi (255, 100, "uint8"), rand (16))), "uint8") -2 tests, 2 passed, 0 known failure, 0 skipped -[inst/entropyfilt.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/entropyfilt.m -***** test - a = log2 (9) * ones (5, 5); - b = -(2*log2 (2/9) + log2 (1/9))/3; - a(1,2:4) = b; - a(5,2:4) = b; - a(2:4,1) = b; - a(2:4,5) = b; - c = -(4*log2 (4/9) + 4*log2 (2/9) + log2 (1/9))/9; - a(1,1) = c; - a(5,1) = c; - a(1,5) = c; - a(5,5) = c; - assert (entropyfilt (uint8 (magic (5)), ones (3, 3)), a, 2*eps); -***** test - assert (entropyfilt (uint8 (ones (10, 10))), zeros (10, 10)); -***** test - A = zeros (3,3); - B = ones (3,3); - C = [1 1 1; 2 2 2; 3 3 3]; - D = C'; - E = ones (3,3); - E(2,2) = 2; - F = 3 .* ones (3,3); - F(2,2) = 1; - G = [-1 2 7; -5 2 8; -7 pi 9]; - H = [5 2 8; 1 -3 1; 5 1 0]; - Hf = mat2gray(H); - X = uint8(abs(H)); - P = [0.2 0.201 0.204; 0.202 0.203 0.205; 0.205 0.206 0.202]; - Q = uint16([100 101 103; 100 105 102; 100 102 103]); - R = uint8([1 2 3 4 5; 11 12 13 14 15; 21 22 4 5 6; 5 5 3 2 1; 15 14 14 14 14]); - Aout = zeros (3); - Bout = zeros (3); - Cout = zeros (3); - Dout = zeros (3); - Eout = zeros (3); - Fout = zeros (3); - Gout_1 = -sum([2 7]./9.*log2([2 7]./9)); - Gout_2 = -sum([3 6]./9.*log2([3 6]./9)); - Gout_3 = -sum([4 5]./9.*log2([4 5]./9)); - Gout = [Gout_1 Gout_2 Gout_3; Gout_1 Gout_2 Gout_3; Gout_1 Gout_2 Gout_3]; - Hout_5 = -sum([2 7]./9.*log2([2 7]./9)) ; - Hout = [0.8916 0.8256 0.7412; 0.8256 Hout_5 0.6913; 0.7412 0.6913 0.6355]; - Hfout_5 = -sum([3 2 1 1 1 1]./9.*log2([3 2 1 1 1 1]./9)); - Hfout = [2.3613 2.3296 2.2252; 2.4571 Hfout_5 2.3090; 2.4805 2.4488 2.3445]; - Xout_5 = -sum([1 1 1 1 2 3]./9.*log2([1 1 1 1 2 3]./9)); - Xout = [2.3613 2.3296 2.2252; 2.4571 Xout_5 2.3090; 2.4805 2.4488 2.3445]; - Pout_5 = -sum([1 2 6]./9.*log2([1 2 6]./9)); - Pout = [1.1137 1.1730 1.2251; 1.1595 Pout_5 1.2774; 1.1556 1.2183 1.2635]; - Qout = zeros(3); - Rout = [3.5143 3.5700 3.4871 3.4957 3.4825; - 3.4705 3.5330 3.4341 3.4246 3.3890; - 3.3694 3.4063 3.3279 3.3386 3.3030; - 3.3717 3.4209 3.3396 3.3482 3.3044; - 3.4361 3.5047 3.3999 3.4236 3.3879]; - assert (entropyfilt (A), Aout); - assert (entropyfilt (B), Bout); - assert (entropyfilt (C), Cout); - assert (entropyfilt (D), Dout); - assert (entropyfilt (E), Eout); - assert (entropyfilt (F), Fout); - assert (entropyfilt (G), Gout, 1e-4); - assert (entropyfilt (H), Hout, 1e-4); - assert (entropyfilt (Hf), Hfout, 1e-4); - assert (entropyfilt (X), Xout, 1e-4); - assert (entropyfilt (P), Pout, 1e-4); - assert (entropyfilt (Q), Qout); - assert (entropyfilt (R), Rout, 1e-4); -3 tests, 3 passed, 0 known failure, 0 skipped -[inst/montage.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/montage.m -***** function cdata = montage_cdata (varargin) - h = figure (); - set (h, "visible", "off"); - mh = montage (varargin{:}); - cdata = get (mh, "cdata"); - close (h); +[inst/fftconvn.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/fftconvn.m +***** function test_shapes (a, b, precision) + shapes = {"valid", "same", "full"}; + for i = 1:3 + shape = shapes{i}; + assert (fftconvn (a, b, shape), convn (a, b, shape), precision); + endfor + assert (fftconvn (a, b), fftconvn (a, b, "full")); ***** endfunction +***** test test_shapes (randi (255, 100), randi (255, 10), 0.1) +***** test test_shapes (randi (255, 100, 100), randi (255, 10, 10), 0.1) +***** test test_shapes (randi (255, 100, 100, 100), randi (255, 10, 10, 10), 0.1) +***** test test_shapes (randi (255, 100, 50, 20), randi (255, 10, 7), 0.1) +***** test test_shapes (randi (255, 100, 50, 20), randi (255, 10), 0.1) ***** test - im = uint8 (ones (2, 2, 1, 5)) .* reshape ([1 2 3 4 5], [1 1 1 5]); - cdata = montage_cdata (im); - expected = uint8 ([ - 1 1 2 2 3 3 - 1 1 2 2 3 3 - 4 4 5 5 0 0 - 4 4 5 5 0 0 - ]); - assert (cdata, expected) -No entry for terminal type "unknown"; -using dumb terminal settings. - line 0: warning: iconv failed to convert degree sign - - - - - - - - - - - - - - - - - - - - - - - - -***** test - im = uint8 (ones (2, 4, 1, 6)) .* reshape ([1 2 3 4 5 6], [1 1 1 6]); - cdata = montage_cdata (im); - expected = uint8 ([ - 1 1 1 1 2 2 2 2 - 1 1 1 1 2 2 2 2 - 3 3 3 3 4 4 4 4 - 3 3 3 3 4 4 4 4 - 5 5 5 5 6 6 6 6 - 5 5 5 5 6 6 6 6 - ]); - assert (cdata, expected) -warning: test: file /build/reproducible-path/octave-image-2.16.0/inst/montage.m leaked file descriptors -2 tests, 2 passed, 0 known failure, 0 skipped -[inst/imadjust.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imadjust.m -***** error imadjust ("bad argument"); -***** error imadjust ([1:100], "bad argument", [], 1); -***** error <2 row column per plane> imadjust ([1:100], [0 1 1], [], 1); -***** error <2 row column per plane> imadjust ([1:100], [], [0 1 1], 1); -***** error imadjust ([1:100], [], [], [0; 1]); -***** error imadjust (rand (5, 5, 3), [], [], [0 1]); -***** error imadjust ([1:100], [0; 1], [], -1); -***** error imadjust ([1:100], [0; 5], []); -***** error imadjust ([1:100], [-2; 1], []); -***** error imadjust ([1:100], [], [0; 4]); -***** error imadjust ([1:100], [], [-2; 1]); -***** error imadjust (rand (5) > .5); -***** test - im = [0.01:0.01:1]; - assert (imadjust (im), [0 linspace(0, 1, 98) 1], eps) - assert (imadjust (im), imadjust (im, stretchlim (im, 0.01), [0; 1], 1)) - assert (imadjust (im, []), imadjust (im, [0; 1], [0; 1], 1)) - assert (imadjust (im, [], []), imadjust (im, [0; 1], [0; 1], 1)) - assert (imadjust (im, [], [.25 .75]), imadjust (im, [0; 1], [.25; .75], 1)) - assert (imadjust (im, [.25; .75], []), imadjust (im, [.25; .75], [0; 1], 1)) -***** assert (imadjust (linspace (0, 1), [], [.25 .75]), linspace (.25, .75, 100), eps) -***** assert (imadjust (linspace (0, 1, 100),[1/99; 98/99]), - [0 linspace(0, 1, 98) 1], eps) -***** shared cm - cm = [[0:8]' [1:9]' [2:10]'] / 10; -***** assert (imadjust (cm, [0; 1], [0.5; 1]), (cm /2) + .5) -***** assert (imadjust (cm, [0 1], [0.5 1]), (cm /2) + .5) -***** assert (imadjust (cm, [0; 1], [.1 .2 .3; .7 .8 .9]), - (cm*.6) + [.1 .2 .3], eps) -***** assert (imadjust (cm, [.2 .4 .6; .7 .8 .9], [0; 1]), - [[0 0 linspace(0, 1, 6) 1]' ... - [0 0 0 linspace(0, 1, 5) 1]' ... - [0 0 0 0 linspace(0, 1, 4) 1]'], eps) -***** assert (imadjust (cm, [.2 .4 .6; .7 .8 .9], [0 .1 .2; .8 .9 1]), - [[0 0 linspace(0, .8, 6) .8]' ... - [.1 .1 .1 linspace(.1, .9, 5) .9]' ... - [.2 .2 .2 .2 linspace(.2, 1, 4) 1]'], eps) -***** assert (imadjust (cm, [.2 .4 .6; .7 .8 .9], [0 .1 .2; .8 .9 1], [0.5 1 2]), - [[0 0 0 (((([.3 .4 .5 .6]-.2)/.5).^.5)*.8) .8 .8]' ... - [.1 .1 .1 linspace(.1, .9, 5) .9]' ... - [.2 .2 .2 .2 .2 ((((([.7 .8]-.6)/.3).^2).*.8)+.2) 1 1]'], eps*10) -***** test - im = [-0.4:.1:0.8 - 0.0:.1:1.2 - 0.1:.1:1.3 - -0.4:.2:2.0]; - - ## just clipping - assert (imadjust (im, [0; 1], [0; 1]), - [0 0 0 0 (0:.1:.8) - (0:.1:1) 1 1 - (.1:.1:1) 1 1 1 - 0 0 (0:.2:1) 1 1 1 1 1], eps) - - ## clipping and invert - assert (imadjust (im, [0; 1], [1; 0]), - [1 1 1 1 (1:-.1:.2) - (1:-.1:0) 0 0 - (.9:-.1:0) 0 0 0 - 1 1 (1:-.2:0) 0 0 0 0 0], eps) - - ## rescale - assert (imadjust (im, [.2; .7], [.1; .9]), - [1 1 1 1 1 1 1 2.6 4.2 5.8 7.4 9 9 - 1 1 1 2.6 4.2 5.8 7.4 9 9 9 9 9 9 - 1 1 2.6 4.2 5.8 7.4 9 9 9 9 9 9 9 - 1 1 1 1 4.2 7.4 9 9 9 9 9 9 9]/10, eps) - - ## rescale and invert - assert (imadjust (im, [.2; .7], [.9; .1]), - [9 9 9 9 9 9 9 7.4 5.8 4.2 2.6 1 1 - 9 9 9 7.4 5.8 4.2 2.6 1 1 1 1 1 1 - 9 9 7.4 5.8 4.2 2.6 1 1 1 1 1 1 1 - 9 9 9 9 5.8 2.6 1 1 1 1 1 1 1]/10, eps) -***** assert (imadjust (linspace (0, 1), [], [], 2), linspace (0, 1) .^ 2) -***** shared oRGB - oRGB = zeros (10, 1, 3); - oRGB(:,:,1) = [0 linspace(0,1,6) 1 1 1]'; - oRGB(:,:,2) = [0 0 linspace(0,1,6) 1 1]'; - oRGB(:,:,3) = [0 0 0 linspace(0,1,6) 1]'; -***** assert (imadjust (oRGB, [0; 1], [0; 1]), oRGB) -***** assert (imadjust (oRGB, [.2; .8], [0; 1]), - reshape ([[0 0 0 1/3 2/3 1 1 1 1 1]' - [0 0 0 0 1/3 2/3 1 1 1 1]' - [0 0 0 0 0 1/3 2/3 1 1 1]'], [10 1 3]), eps) -***** assert (imadjust (oRGB, [.2; .8], [.1; .9]), - reshape ([[.1 .1 .1 (1/3)+(.1/3) (2/3)-(.1/3) .9 .9 .9 .9 .9]' - [.1 .1 .1 .1 (1/3)+(.1/3) (2/3)-(.1/3) .9 .9 .9 .9]' - [.1 .1 .1 .1 .1 (1/3)+(.1/3) (2/3)-(.1/3) .9 .9 .9]'], - [10 1 3]), eps) -***** assert (imadjust (oRGB, [.2; .8], [.2; .8]), - reshape ([[2 2 2 4 6 8 8 8 8 8]' - [2 2 2 2 4 6 8 8 8 8]' - [2 2 2 2 2 4 6 8 8 8]']/10, [10 1 3]), eps) -***** assert (imadjust (oRGB, [0; 1], [.1 .2 .3; .9 .8 .7]), - reshape ([[1 1 2.6 4.2 5.8 7.4 9 9 9 9]' - [2 2 2 3.2 4.4 5.6 6.8 8 8 8]' - [3 3 3 3 3.8 4.6 5.4 6.2 7 7]']/10, [10 1 3]), eps) -***** assert (imadjust (oRGB, [.1 .2 .3; .9 .8 .7], [0; 1]), - reshape ([[0 0 .125 .375 .625 .875 1 1 1 1]' - [0 0 0 0 1/3 2/3 1 1 1 1]' - [0 0 0 0 0 .25 .75 1 1 1]'], [10 1 3]), eps*10) -***** assert (imadjust (oRGB, [.1 .2 .3; .9 .8 .7], [.2 0 .4; .5 1 .7 ]), - reshape ([[.2 .2 .2375 .3125 .3875 .4625 .5 .5 .5 .5]' - [0 0 0 0 1/3 2/3 1 1 1 1]' - [.4 .4 .4 .4 .4 .475 .625 .7 .7 .7]'], [10 1 3]), eps) -***** test - img = rand (4, 4, 2, 3, 4); - adj = zeros (4, 4, 2, 3, 4); - for p = 1:2 - for q = 1:3 - for r = 1:4 - adj(:,:,p,q,r) = imadjust (img(:,:,p,q,r)); - endfor - endfor - endfor - assert (imadjust (img), adj) -***** test - img = rand (4, 4, 2, 3, 2); - adj = zeros (4, 4, 2, 3, 2); - in = reshape ([ 3 5 7 9 11 13 15 17 19 21 23 25; - 97 95 93 91 89 87 85 83 81 79 77 75] / 100, [2 2 3 2]); - out = reshape ([ 5 7 9 11 14 15 17 19 21 23 25 27; - 95 93 91 89 87 85 83 81 79 77 75 73] / 100, [2 2 3 2]); - gamma = reshape (0.6:.1:1.7, [1 2 3 2]); - for p = 1:2 - for q = 1:3 - for r = 1:2 - adj(:,:,p,q,r) = imadjust (img(:,:,p,q,r), in(:,p,q,r), - out(:,p,q,r), gamma(1,p,q,r)); - endfor - endfor - endfor - assert (imadjust (img, in, out, gamma), adj, eps) -***** test - in = int16 (1:6); - assert (imadjust (in), int16 ([-32768 -19661 -6554 6553 19660 32767])) - assert (imadjust (in, []), in) -***** test - in = uint8([ - 35 1 6 26 19 24 - 3 32 7 21 23 25 - 31 9 2 22 27 20 - 8 28 33 17 10 15 - 30 5 34 12 14 16 - 4 36 29 13 18 11]); - out = uint8([ - 12 0 0 1 0 0 - 0 8 0 0 0 0 - 7 0 0 0 2 0 - 0 3 9 0 0 0 - 6 0 11 0 0 0 - 0 13 4 0 0 0]); - assert (imadjust (in, [.1 .9], [0 1]), out); -***** test - in = uint8([ - 140 4 24 104 76 96 - 12 128 28 84 92 100 - 124 36 8 88 108 80 - 32 112 132 68 40 60 - 120 20 136 48 56 64 - 16 144 116 52 72 44]); - out = uint8([ - 143 0 0 98 63 88 - 0 128 3 73 83 93 - 123 13 0 78 103 68 - 8 108 133 53 18 43 - 118 0 138 28 38 48 - 0 148 113 33 58 23]); - assert (imadjust (in, [.1 .9], [0 1]), out); -***** xtest - in_u8 = randi ([0 255], 5, 5, 2, 3, "uint8"); - in_u16 = randi ([0 65535], 5, 5, 2, 3, "uint16"); - in_i16 = randi ([-32768 32767], 5, 5, 2, 3, "int16"); - in_u8_d = im2double (in_u8); - in_u16_d = im2double (in_u16); - in_i16_d = im2double (in_i16); - lim_u8 = eps + 0.5 / double (intmax ("uint8")); - lim_u16 = eps + 0.5 / double (intmax ("uint16")); - lim_i16 = eps + 0.5 / ( double (intmax("int16")) - double (intmin ("int16")) ); - - ## default values - assert (im2double (imadjust (in_u8)), imadjust (in_u8_d), lim_u8) - assert (im2double( imadjust (in_u16)), imadjust (in_u16_d), lim_u16) - assert (im2double( imadjust (in_i16)), imadjust (in_i16_d), lim_i16) - - ## single adjustment for all planes - args = {[.3; .7], [.1; .9], [1.5]}; - assert (im2double (imadjust (in_u8, args{:})), imadjust (in_u8_d, args{:}), lim_u8) - assert (im2double (imadjust (in_u16, args{:})), imadjust (in_u16_d, args{:}), lim_u16) - assert (im2double (imadjust (in_i16, args{:})), imadjust (in_i16_d, args{:}), lim_i16) - - ## single adjustment for all planes (mixed with some complement) - args = {reshape([.2 .3 .25 .1 0 .1; .9 .7 .85 .9 1 .8], [2 2 3]), - reshape([.1 .2 .05 .9 1 .3; .9 .85 .7 .1 0 .9], [2 2 3]), - reshape([1 .75 1 1.2 1.5 2], [1 2 3])}; - assert (im2double (imadjust (in_u8, args{:})), imadjust (in_u8_d, args{:}), lim_u8) - assert (im2double (imadjust (in_u16, args{:})), imadjust (in_u16_d, args{:}), lim_u16) - assert (im2double (imadjust (in_i16, args{:})), imadjust (in_i16_d, args{:}), lim_i16) - - ## test use of [] as limit and negative - args = {[], [.95; 0], 1.25}; - assert (im2double (imadjust (in_u8, args{:})), imadjust (in_u8_d, args{:}), lim_u8) - assert (im2double (imadjust (in_u16, args{:})), imadjust (in_u16_d, args{:}), lim_u16) - assert (im2double (imadjust (in_i16, args{:})), imadjust (in_i16_d, args{:}), lim_i16) -36 tests, 36 passed, 0 known failure, 0 skipped -[inst/imshear.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imshear.m -***** error imshear () -***** error imshear (1) -***** error imshear (1, "x") -***** error imshear (1, "x", 3, "loose", 5, 6) -***** error imshear ("foo", "x", 3) -***** error imshear ({1, 2, 3}, "x", 3) -***** error imshear (reshape (1:24, 4, 3, 2), "x", 3) -***** error imshear (reshape (1:24, 2, 3, 2, 2), "x", 3) -***** error imshear (1, "Z", 3) -***** error imshear (1, "x", "foo") -***** error imshear (1, "x", "f") -***** error imshear (1, "x", [1, 2, 3]) -***** error imshear (1, "x", {3}) -***** error imshear (1, "x", 3, "foo") -***** error imshear (1, "x", 3, "loose", 7) -***** error imshear (1, "x", 3, "loose", "foo") -***** error imshear (1, "x", 3, "loose", [1 0]) -17 tests, 17 passed, 0 known failure, 0 skipped -[inst/findbounds.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/findbounds.m -***** test - im = checkerboard (); - theta = pi/6; - T = maketform ('affine', [cos(theta) -sin(theta); ... - sin(theta) cos(theta); 0 0]); - inbnd = [0 0; 1 1]; - outbnd = findbounds (T, inbnd); - diag = 2^.5; - ang = pi/4; - assert (diff (outbnd(:,1)), diag * abs (cos (theta - ang)), eps) - assert (diff (outbnd(:,2)), diag * abs (cos (theta - ang)), eps) -1 test, 1 passed, 0 known failure, 0 skipped -[inst/@imref3d/intrinsicToWorld.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref3d/intrinsicToWorld.m -***** error id=Octave:invalid-fun-call intrinsicToWorld (imref3d) -***** error id=Octave:invalid-fun-call intrinsicToWorld (imref3d, 1) -***** error id=Octave:invalid-fun-call intrinsicToWorld (imref3d, 1, 2) -***** error id=Octave:invalid-fun-call intrinsicToWorld (imref3d, 1, 2, 3, 4) -***** error id=Octave:expected-real intrinsicToWorld (imref3d, 1j, 2, 3) -***** error id=Octave:expected-real intrinsicToWorld (imref3d, 1, 2j, 3) -***** error id=Octave:expected-real intrinsicToWorld (imref3d, 1, j, 3j) -***** error id=Octave:invalid-input-arg intrinsicToWorld (imref3d, [1, 2], 3, 4) -***** error id=Octave:invalid-input-arg intrinsicToWorld (imref3d, 1, [2, 3], 4) -***** error id=Octave:invalid-input-arg intrinsicToWorld (imref3d, 1, 2, [3, 4]) -***** test - r = imref3d ([128, 128, 27], 2, 2, 4); - xI = [54, 71, 57, 70]; - yI = [46, 48, 79, 80]; - zI = [13, 13, 13, 13]; - [xW, yW, zW] = intrinsicToWorld (r, xI, yI, zI); - assert (xW, [108, 142, 114, 140]) - assert (yW, [92, 96, 158, 160]) - assert (zW, [52, 52, 52, 52]) -***** test - [xW, yW, zW] = intrinsicToWorld (imref3d, -5.3, -2.8, -15.88); - assert (xW, -5.3) - assert (yW, -2.8) - assert (zW, -15.88, 1e-6) -***** test - [xW, yW, zW] = intrinsicToWorld (imref3d, [1, 2; 3, 4], - [2, 3; 5, 9], - [-5, 8; 19, 42.8]); - assert (xW, [1, 2; 3, 4]) - assert (yW, [2, 3; 5, 9]) - assert (zW, [-5, 8; 19, 42.8]) -13 tests, 13 passed, 0 known failure, 0 skipped -[inst/@imref3d/worldToIntrinsic.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref3d/worldToIntrinsic.m -***** error id=Octave:invalid-fun-call worldToIntrinsic (imref3d) -***** error id=Octave:invalid-fun-call worldToIntrinsic (imref3d, 1, 2) -***** error id=Octave:invalid-fun-call worldToIntrinsic (imref3d, 1, 2, 3, 4) -***** error id=Octave:expected-real worldToIntrinsic (imref3d, 1j, 2, 3) -***** error id=Octave:expected-real worldToIntrinsic (imref3d, 1, 2j, 3) -***** error id=Octave:expected-real worldToIntrinsic (imref3d, 1, 2, 3j) -***** error id=Octave:invalid-input-arg worldToIntrinsic (imref3d, [1, 2], 3, 4) -***** error id=Octave:invalid-input-arg worldToIntrinsic (imref3d, 1, [2, 3], 4) -***** error id=Octave:invalid-input-arg worldToIntrinsic (imref3d, 1, 2, [3, 4]) -***** test - r = imref3d ([128, 128, 27], 2, 2, 4); - xW = [108, 108, 108.2, 2]; - yW = [92, 92, 92, -1]; - zW = [52, 55, 52, 0.33]; - [xI, yI, zI] = worldToIntrinsic (r, xW, yW, zW); - assert (xI, [54, 54, 54.1, 1], 1e-6) - assert (yI, [46, 46, 46, -0.5], 1e-6) - assert (zI, [13, 13.75, 13, 0.0825], 1e-6) -10 tests, 10 passed, 0 known failure, 0 skipped -[inst/@imref3d/contains.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref3d/contains.m -***** error id=Octave:invalid-fun-call contains (imref3d) -***** error id=Octave:invalid-fun-call contains (imref3d, 1) -***** error id=Octave:invalid-fun-call contains (imref3d, 1, 2) -***** error id=Octave:invalid-fun-call contains (imref3d, 1, 2, 3, 4) -***** error id=Octave:invalid-input-arg contains (imref3d, [1, 2], 3, 4) -***** error id=Octave:invalid-input-arg contains (imref3d, 1, [2, 3], 4) -***** error id=Octave:invalid-input-arg contains (imref3d, 1, 2, [3, 4]) -***** error id=Octave:expected-real contains (imref3d, 1j, 2, 3) -***** error id=Octave:expected-real contains (imref3d, 1, 2j, 3) -***** error id=Octave:expected-real contains (imref3d, 1, 2, 3j) -***** test - r = imref3d ([128, 128, 27]); - assert (contains (r, [5, 6, 6, 8], [5, 10, 10, 257], [1, 27.5, 28, 1]), logical ([1, 1, 0, 0])) -11 tests, 11 passed, 0 known failure, 0 skipped -[inst/@imref3d/worldToSubscript.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref3d/worldToSubscript.m -***** error id=Octave:invalid-fun-call worldToSubscript (imref3d) -***** error id=Octave:invalid-fun-call worldToSubscript (imref3d, 1) -***** error id=Octave:invalid-fun-call worldToSubscript (imref3d, 1, 2) -***** error id=Octave:invalid-fun-call worldToSubscript (imref3d, 1, 2, 3, 4) -***** error id=Octave:expected-real worldToSubscript (imref3d, 1j, 2, 3) -***** error id=Octave:expected-real worldToSubscript (imref3d, 1, 2j, 3) -***** error id=Octave:expected-real worldToSubscript (imref3d, 1, 2, 3j) -***** error id=Octave:invalid-input-arg worldToSubscript (imref3d, [1, 2], 3, 4) -***** error id=Octave:invalid-input-arg worldToSubscript (imref3d, 1, [2, 3], 4) -***** error id=Octave:invalid-input-arg worldToSubscript (imref3d, 1, 2, [3, 4]) -***** test - r = imref3d ([128, 128, 27], 2, 2, 4); - xW = [108, 108, 113.2, 2]; - yW = [92, 92, 92, -1]; - zW = [52, 55, 52, 0.33]; - [rS, cS, pS] = worldToSubscript (r, xW, yW, zW); - assert (rS, [46, 46, 46, NaN]) - assert (cS, [54, 54, 57, NaN]) - assert (pS, [13, 14, 13, NaN]) -11 tests, 11 passed, 0 known failure, 0 skipped -[inst/@imref3d/imref3d.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/@imref3d/imref3d.m -***** error id=Octave:invalid-fun-call imref3d (1, 2, 3, 4, 5) -***** error id=Octave:incorrect-size imref3d (42) -***** error id=Octave:incorrect-size imref3d ([42]) -***** error id=Octave:incorrect-size imref3d ([4, 2]) -***** error id=Octave:incorrect-size imref3d ([4, 2, 3, 3]) -***** error id=Octave:expected-integer imref3d ([4.2, 42]) -***** error id=Octave:expected-positive imref3d ([0, 0]) -***** error id=Octave:expected-positive imref3d ([-4, 2]) -***** error id=Octave:expected-positive imref3d ([4, 2, 3], 0, 1, 2) -***** error id=Octave:expected-positive imref3d ([4, 2, 3], 1, 0, 2) -***** error id=Octave:expected-positive imref3d ([4, 2, 3], 1, 2, 0) -***** error id=Octave:expected-real imref3d ([4, 2, 3], j, 1, 2) -***** error id=Octave:expected-real imref3d ([4, 2, 3], 1, j, 2) -***** error id=Octave:expected-real imref3d ([4, 2, 3], 1, 2, j) -***** error id=Octave:expected-real imref3d ([4, 2, 3], [j, 2], [3, 4], [5, 6]) -***** error id=Octave:expected-real imref3d ([4, 2, 3], [1, 2], [j, 4], [5, 6]) -***** error id=Octave:expected-real imref3d ([4, 2, 3], [1, 2], [3, 4], [5, j]) -***** error id=Octave:expected-vector imref3d ([4, 2, 3], [], [], []) -***** error id=Octave:expected-vector imref3d ([4, 2, 3], [], [1], [2]) -***** error id=Octave:expected-scalar imref3d ([4, 2, 3], [1], [], []) -***** error id=Octave:incorrect-size imref3d ([4, 2, 3], [1, 2], [3, 4], [0]) -***** error id=Octave:incorrect-size imref3d ([4, 2, 3], [1, 2], [3, 4, 5], [6, 7]) -***** error id=Octave:incorrect-size imref3d ([4, 2, 3], [1, 2], [3, 4], [5, 6, 7]) -***** error id=Octave:incorrect-size imref3d ([4, 2, 3], [1; 2], [3, 4], [5, 6]) -***** error id=Octave:incorrect-size imref3d ([4, 2, 3], [1, 2], [3; 4], [5, 6]) -***** error id=Octave:incorrect-size imref3d ([4, 2, 3], [1, 2], [3, 4], [5; 6]) -***** error id=Octave:invalid-indexing imref3d().InvalidProperty -***** error id=Octave:expected-increasing imref3d ([100, 200, 3], [1.5 0.5], [2.5, 3.5], [0.5, 1.5]) -***** error id=Octave:expected-increasing imref3d ([100, 200, 3], [1.5 2.5], [2.5, 1.5], [0.5, 1.5]) -***** error id=Octave:expected-increasing imref3d ([100, 200, 3], [1.5 2.5], [2.5, 3.5], [1.5, 0.5]) -***** assert (imref3d ([4, 2, 3]).ImageSize, [4, 2, 3]) -***** test - r = imref3d; - assert (r.XWorldLimits, [0.5, 2.5]) - assert (r.YWorldLimits, [0.5, 2.5]) - assert (r.ZWorldLimits, [0.5, 2.5]) - assert (r.ImageSize, [2, 2, 2]) - assert (r.PixelExtentInWorldX, 1) - assert (r.PixelExtentInWorldY, 1) - assert (r.PixelExtentInWorldZ, 1) - assert (r.ImageExtentInWorldX, 2) - assert (r.ImageExtentInWorldY, 2) - assert (r.ImageExtentInWorldZ, 2) - assert (r.XIntrinsicLimits, [0.5, 2.5]) - assert (r.YIntrinsicLimits, [0.5, 2.5]) - assert (r.ZIntrinsicLimits, [0.5, 2.5]) -***** test - r = imref3d ([128, 128, 27]); - assert (r.XWorldLimits, [0.5, 128.5]) - assert (r.YWorldLimits, [0.5, 128.5]) - assert (r.ZWorldLimits, [0.5, 27.5]) - assert (r.ImageSize, [128, 128, 27]) - assert (r.PixelExtentInWorldX, 1) - assert (r.PixelExtentInWorldY, 1) - assert (r.PixelExtentInWorldZ, 1) - assert (r.ImageExtentInWorldX, 128) - assert (r.ImageExtentInWorldY, 128) - assert (r.ImageExtentInWorldZ, 27) - assert (r.XIntrinsicLimits, [0.5, 128.5]) - assert (r.YIntrinsicLimits, [0.5, 128.5]) - assert (r.ZIntrinsicLimits, [0.5, 27.5]) -***** test - r = imref3d ([128, 128, 27], 2, 2, 4); - assert (r.XWorldLimits, [1, 257]) - assert (r.YWorldLimits, [1, 257]) - assert (r.ZWorldLimits, [2, 110]) - assert (r.ImageSize, [128, 128, 27]) - assert (r.PixelExtentInWorldX, 2) - assert (r.PixelExtentInWorldY, 2) - assert (r.PixelExtentInWorldZ, 4) - assert (r.ImageExtentInWorldX, 256) - assert (r.ImageExtentInWorldY, 256) - assert (r.ImageExtentInWorldZ, 108) - assert (r.XIntrinsicLimits, [0.5, 128.5]) - assert (r.YIntrinsicLimits, [0.5, 128.5]) - assert (r.ZIntrinsicLimits, [0.5, 27.5]) -***** test - r = imref3d; - assert (r.XWorldLimits, [0.5, 2.5]) - assert (r.YWorldLimits, [0.5, 2.5]) - assert (r.ZWorldLimits, [0.5, 2.5]) - assert (r.ImageSize, [2, 2, 2]) - assert (r.PixelExtentInWorldX, 1) - assert (r.PixelExtentInWorldY, 1) - assert (r.PixelExtentInWorldZ, 1) - assert (r.ImageExtentInWorldX, 2) - assert (r.ImageExtentInWorldY, 2) - assert (r.ImageExtentInWorldZ, 2) - assert (r.XIntrinsicLimits, [0.5, 2.5]) - assert (r.YIntrinsicLimits, [0.5, 2.5]) - assert (r.ZIntrinsicLimits, [0.5, 2.5]) - r.ImageSize = [128, 128, 27]; - assert (r.XWorldLimits, [0.5, 2.5]) - assert (r.YWorldLimits, [0.5, 2.5]) - assert (r.ZWorldLimits, [0.5, 2.5]) - assert (r.ImageSize, [128, 128, 27]) - assert (r.PixelExtentInWorldX, 0.015625, 1e-6) - assert (r.PixelExtentInWorldY, 0.015625, 1e-6) - assert (r.PixelExtentInWorldZ, 0.074074, 1e-6) - assert (r.ImageExtentInWorldX, 2) - assert (r.ImageExtentInWorldY, 2) - assert (r.ImageExtentInWorldZ, 2) - assert (r.XIntrinsicLimits, [0.5, 128.5]) - assert (r.YIntrinsicLimits, [0.5, 128.5]) - assert (r.ZIntrinsicLimits, [0.5, 27.5]) -***** test - r = imref3d; - assert (r.XWorldLimits, [0.5, 2.5]) - assert (r.YWorldLimits, [0.5, 2.5]) - assert (r.ZWorldLimits, [0.5, 2.5]) - assert (r.ImageSize, [2, 2, 2]) - assert (r.PixelExtentInWorldX, 1) - assert (r.PixelExtentInWorldY, 1) - assert (r.PixelExtentInWorldZ, 1) - assert (r.ImageExtentInWorldX, 2) - assert (r.ImageExtentInWorldY, 2) - assert (r.ImageExtentInWorldZ, 2) - assert (r.XIntrinsicLimits, [0.5, 2.5]) - assert (r.YIntrinsicLimits, [0.5, 2.5]) - assert (r.ZIntrinsicLimits, [0.5, 2.5]) - r.XWorldLimits = [-60, 13.33]; - r.YWorldLimits = [-900.8, -560.26]; - r.ZWorldLimits = [-302.48, 1500.333]; - assert (r.XWorldLimits, [-60, 13.33]) - assert (r.YWorldLimits, [-900.8, -560.26]) - assert (r.ZWorldLimits, [-302.48, 1500.333]) - assert (r.ImageSize, [2, 2, 2]) - assert (r.PixelExtentInWorldX, 36.6650) - assert (r.PixelExtentInWorldY, 170.27, 1e-5) - assert (r.PixelExtentInWorldZ, 901.4065) - assert (r.ImageExtentInWorldX, 73.33, 1e-5) - assert (r.ImageExtentInWorldY, 340.54, 1e-5) - assert (r.ImageExtentInWorldZ, 1802.813, 1e-5) - assert (r.XIntrinsicLimits, [0.5, 2.5]) - assert (r.YIntrinsicLimits, [0.5, 2.5]) - assert (r.ZIntrinsicLimits, [0.5, 2.5]) -***** test - r = imref3d; - fail ("r.XWorldLimits = []", "") - fail ("r.XWorldLimits = [1]", "") - fail ("r.XWorldLimits = [j]", "") - fail ("r.XWorldLimits = [1; 2]", "") - fail ("r.YWorldLimits = []", "") - fail ("r.YWorldLimits = [1]", "") - fail ("r.YWorldLimits = [j]", "") - fail ("r.YWorldLimits = [1; 2]", "") - fail ("r.ZWorldLimits = []", "") - fail ("r.ZWorldLimits = [1]", "") - fail ("r.ZWorldLimits = [j]", "") - fail ("r.ZWorldLimits = [1; 2]", "") -37 tests, 37 passed, 0 known failure, 0 skipped -[inst/medfilt2.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/medfilt2.m -***** shared b, f - b = [ 0 1 2 3 - 1 8 12 12 - 4 20 24 21 - 7 22 25 18]; - f = [ 0 1 2 0 - 1 4 12 3 - 4 12 20 12 - 0 7 20 0]; -***** assert (medfilt2 (b), f); - - f = [ 0 1 2 3 - 1 8 12 12 - 4 20 24 18 - 4 20 24 18]; -***** assert (medfilt2 (b, true (3, 1)), f); -***** assert (medfilt2 (b, [3 1]), f); - - f = [ 1 8 10 10 - 1 8 12 12 - 4 20 24 18 - 7 20 24 18]; -***** assert (medfilt2 (b, [3 1], 10), f); -***** assert (medfilt2 (b, 10, [3 1]), f); - - f = [ 0.5 4.5 7.0 7.5 - 2.5 14.0 18.0 15.0 - 2.5 14.0 18.0 15.0 - 2.0 10.0 12.0 9.0]; -***** assert (medfilt2 (b, true (4, 1)), f); -***** assert (medfilt2 (b, [4 1]), f); -***** test - A = zeros (3, 3); - B = ones (3, 3); - C = [1 1 1; 2 2 2; 3 3 3]; - D = C'; - E = ones (3, 3); - E(2,2) = 2; - F = 3 .* ones (3, 3); - F(2,2) = 1; - G = [-1 2 7; -5 2 8; -7 pi 9]; - H = [5 2 8; 1 -3 1; 5 1 0]; - A_out = [0 0 0; 0 0 0; 0 0 0]; - B_out = [0 1 0; 1 1 1; 0 1 0]; - C_out = [0 1 0; 1 2 1; 0 2 0]; - D_out = [0 1 0; 1 2 2; 0 1 0]; - E_out = [0 1 0; 1 1 1; 0 1 0]; - F_out = [0 3 0; 3 3 3; 0 3 0]; - G_out = [0 0 0; 0 2 2; 0 0 0]; - H_out = [0 1 0; 1 1 0; 0 0 0]; - assert (medfilt2 (A), A_out); - assert (medfilt2 (B), B_out); - assert (medfilt2 (C), C_out); - assert (medfilt2 (D), D_out); - assert (medfilt2 (E), E_out); - assert (medfilt2 (F), F_out); - assert (medfilt2 (G), G_out); - assert (medfilt2 (H), H_out); -8 tests, 8 passed, 0 known failure, 0 skipped -[inst/stdfilt.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/stdfilt.m + for s = [55 56 57 58] + test_shapes (randi (255, 200, 200), randi (255, s, s), 0.1) + endfor ***** test - im = stdfilt (ones (5)); - assert (im, zeros (5)) + for s = [203 204 205 206] + test_shapes (randi (255, s, s), randi (255, 52, 52), 0.1) + endfor +***** test test_shapes (randi (255, 100, 100, "uint8"), randi (255, 10, 10, "uint8"), 0.1) +***** test test_shapes (randi (255, 100, 100, "uint8"), randi (255, 10, 10), 0.1) +***** test test_shapes (randi (255, 100, 100, "single"), randi (255, 10, 10, "single"), 0.9) +***** test test_shapes (randi (255, 100, 100, "single"), randi (255, 10, 10), 0.9) +11 tests, 11 passed, 0 known failure, 0 skipped +[inst/lab2xyz.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/lab2xyz.m +***** assert (lab2xyz ([0, 0, 0]), [0 0 0], 1e-3) +***** assert (lab2xyz ([53.24, 80.09, 67.20]), [0.4125, 0.2127, 0.0193], 1e-3) +***** assert (lab2xyz ([97.14, -21.55, 94.48]), [0.7700, 0.9278, 0.1385], 1e-3) +***** assert (lab2xyz ([87.74, -86.18, 83.18]), [0.3576, 0.7152, 0.1192], 1e-3) +***** assert (lab2xyz ([91.11, -48.09, -14.13]), [0.5380, 0.7873, 1.0694], 1e-3) +***** assert (lab2xyz ([32.30, 79.19, -107.86]), [0.1804, 0.07217, 0.9502], 1e-3) +***** assert (lab2xyz ([60.32, 98.24, -60.83]), [0.5929, 0.28484, 0.9696], 1e-3) +***** assert (lab2xyz ([100, 0.00, 0.00]), [0.9505, 1.0000, 1.0888], 1e-3) +***** assert (lab2xyz ([53.39, 0.00, 0.00]), [0.2034, 0.2140, 0.2330], 1e-3) +***** assert (lab2xyz ([39.77, 64.51, 54.13]), [0.2155, 0.1111, 0.0101], 1e-3) +***** assert (lab2xyz ([25.42, 47.91, 37.91]), [0.0883, 0.0455, 0.0041], 1e-3) +***** assert (lab2xyz ([9.66, 29.68, 15.24]), [0.02094, 0.0108, 0.00098], 1e-3) +***** assert (lab2xyz ([68.11, 48.39, 22.83]), [0.5276, 0.3812, 0.2482], 1e-3) +***** assert (lab2xyz ([150 130 130]), [4.596, 2.931, 0.519], 1e-3) ***** test - A = zeros (3,3); - B = ones (3,3); - C = [1 1 1; 2 2 2; 3 3 3]; - D = C'; - E = ones (3,3); - E(2,2) = 2; - F = 3 .* ones (3,3); - F(2,2) = 1; - G = [-1 2 7; -5 2 8; -7 pi 9]; - H = [5 2 8; 1 -3 1; 5 1 0]; - A_out = [0 0 0; 0 0 0; 0 0 0]; - B_out = [0 0 0; 0 0 0; 0 0 0]; - C_out = repmat ([std([1 1 1 1 1 1 2 2 2]) - std([1 1 1 2 2 2 3 3 3]) - std([2 2 2 3 3 3 3 3 3])], [1 3]); - D_out = C_out'; - E_out = (1/3) .* ones (3,3); - F_out = (2/3) .* ones (3,3); - G_out = [std([-1 -1 2 -1 -1 2 -5 -5 2]), std([-1 2 7 -1 2 7 -5 2 8]), std([2 7 7 2 7 7 2 8 8]); - std([-1 -1 2 -5 -5 2 -7 -7 pi]), std([-1 2 7 -5 2 8 -7 pi 9]), std([2 7 7 2 8 8 pi 9 9]); - std([-5 -5 2 -7 -7 pi -7 -7 pi]), std([-5 2 8 -7 pi 9 -7 pi 9]), std([2 8 8 pi 9 9 pi 9 9])]; - H_out = [std([5 5 2 5 5 2 1 1 -3]), std([5 2 8 5 2 8 1 -3 1]), std([2 8 8 2 8 8 -3 1 1]); - std([5 5 2 1 1 -3 5 5 1]), std([5 2 8 1 -3 1 5 1 0]), std([2 8 8 -3 1 1 1 0 0]); - std([1 1 -3 5 5 1 5 5 1]), std([1 -3 1 5 1 0 5 1 0]), std([-3 1 1 1 0 0 1 0 0])]; - assert (stdfilt (A), A_out) - assert (stdfilt (B), B_out) - assert (stdfilt (C), C_out, 4*eps) - assert (stdfilt (D), D_out, 4*eps) - assert (stdfilt (E), E_out, 4*eps) - assert (stdfilt (F), F_out, 4*eps) - assert (stdfilt (G), G_out, 4*eps) - assert (stdfilt (H), H_out, 4*eps) - im = stdfilt (ones (5, 'logical')); - assert (im, zeros (5)) - im = stdfilt (ones (5, 'uint8')); - assert (im, zeros (5)) - assert (stdfilt (int8(H), H_out, 4*eps)) - assert (stdfilt (uint8(H), H_out, 4*eps)) - assert (stdfilt (int16(H), H_out, 4*eps)) - assert (stdfilt (uint16(H), H_out, 4*eps)) - assert (stdfilt (int32(H), H_out, 4*eps)) - assert (stdfilt (uint32(H), H_out, 4*eps)) - assert (stdfilt (int64(H), H_out, 4*eps)) - assert (stdfilt (uint64(H), H_out, 4*eps)) - assert (stdfilt (single(H), H_out, 4*eps)) -2 tests, 2 passed, 0 known failure, 0 skipped -[inst/lab2uint16.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/lab2uint16.m + lab_map = rand (64, 3); + lab_map(:,1) = lab_map(:,1) .* 100; + lab_map(:,2) = lab_map(:,2) .* 254 - 127; + lab_map(:,3) = lab_map(:,3) .* 254 - 127; + assert (xyz2lab (lab2xyz (lab_map)), lab_map, 1e-5); ***** test - cm_uint16 = uint16 ([0 127 128 383 384 65151 65152 65279 65280 65281 65534 65535]); - cm_uint16 = repmat (cm_uint16(:), [1 3]); - im2d_uint16 = reshape (cm_uint16, [4 3 3]); - imnd_uint16 = permute (im2d_uint16, [1 4 3 2]); - - cm_uint8 = uint8 ([0 0 1 1 2 254 255 255 255 255 255 255]); - cm_uint8 = repmat (cm_uint8(:), [1 3]); - assert (lab2uint8 (cm_uint16), cm_uint8) - im2d_uint8 = reshape (cm_uint8, [4 3 3]); - assert (lab2uint8 (im2d_uint16), im2d_uint8) - assert (lab2uint8 (imnd_uint16), permute (im2d_uint8, [1 4 3 2])) + lab_img = rand (64, 64, 3); + lab_img(:,:,1) = lab_img(:,:,1) .* 100; + lab_img(:,:,2) = lab_img(:,:,2) .* 254 - 127; + lab_img(:,:,3) = lab_img(:,:,3) .* 254 - 127; + assert (xyz2lab (lab2xyz (lab_img)), lab_img, 1e-5); +***** assert (lab2xyz (sparse ([0 0 0])), [0 0 0], 1e-3) +***** assert (lab2xyz (sparse ([100, 0.00, 0.00])), [0.9505, 1.0000, 1.0888], 1e-3) +***** assert (class (lab2xyz (single([50 50 50]))), 'single') +***** error lab2xyz () +***** error lab2xyz (1,2) +***** error lab2xyz ({1}) +***** error lab2xyz (ones (2,2)) +***** test + lab = rand (16, 16, 3, 5); + lab(:,:,1,:) = lab(:,:,1,:) .* 100; + lab(:,:,2,:) = lab(:,:,2,:) .* 254 - 127; + lab(:,:,3,:) = lab(:,:,3,:) .* 254 - 127; + xyz = zeros (size (lab)); + for i = 1:5 + xyz(:,:,:,i) = lab2xyz (lab(:,:,:,i)); + endfor + assert (lab2xyz (lab), xyz) +24 tests, 24 passed, 0 known failure, 0 skipped +[inst/imclearborder.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imclearborder.m +***** test + a = logical ([ + 0 1 0 0 1 0 0 0 0 1 + 1 0 0 0 0 1 0 0 0 0 + 0 1 0 0 0 0 0 0 0 0 + 1 0 1 0 1 0 1 0 0 1 + 0 0 0 0 0 0 0 1 1 0 + 0 0 1 0 0 1 0 1 0 0 + 0 1 0 1 0 1 1 0 0 0 + 0 0 0 1 0 0 0 0 0 0 + 0 0 0 1 0 1 1 0 0 0 + 0 0 0 1 1 0 0 0 1 0]); - l1 = 100/65280; - ab1 = 255/65280; - cm = [ - 0 -128 - 127*l1 -128+(ab1*127) - 128*l1 -128+(ab1*128) - 383*l1 -128+(ab1*383) - 384*l1 -128+(ab1*384) - 65151*l1 -128+(ab1*65151) - 65152*l1 -128+(ab1*65152) - 65279*l1 -128+(ab1*65279) - 100 127 - 65281*l1 -128+(ab1*65281) - 65534*l1 -128+(ab1*65534) - 65535*l1 -128+(ab1*65535)]; - cm(:,3) = cm(:,2); - im2d = reshape (cm, [4 3 3]); - imnd = permute (im2d, [1 4 3 2]); + a4 = logical ([ + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 1 0 0 0 0 + 0 1 0 0 0 0 0 0 0 0 + 0 0 1 0 1 0 1 0 0 0 + 0 0 0 0 0 0 0 1 1 0 + 0 0 1 0 0 1 0 1 0 0 + 0 1 0 0 0 1 1 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 1 1 0 0 0 + 0 0 0 0 0 0 0 0 0 0]); - assert (lab2double (cm_uint16), cm) - assert (lab2double (im2d_uint16), im2d) - assert (lab2double (imnd_uint16), imnd) + a8 = logical ([ + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 1 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 0 0 0]); - assert (lab2single (cm_uint16), single (cm)) - assert (lab2single (im2d_uint16), single (im2d)) - assert (lab2single (imnd_uint16), single (imnd)) -1 test, 1 passed, 0 known failure, 0 skipped -[inst/bwhitmiss.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/bwhitmiss.m + assert (imclearborder (a, 4), a4) + assert (imclearborder (a, [0 1 0; 1 1 1; 0 1 0]), a4) + assert (imclearborder (a), a8) + assert (imclearborder (a, 8), a8) + assert (imclearborder (a, ones (3)), a8) ***** test - bw1 = repmat ([0 1 0 1 1], [3 1]); - bw2 = repmat ([0 1 0 0 0], [3 1]); - assert (bwhitmiss (bw1, [1; 0; 1], [1 0 1]), logical (bw2)) - assert (bwhitmiss (bw1, [0 1 0; -1 0 -1; 0 1 0]), logical (bw2)) -1 test, 1 passed, 0 known failure, 0 skipped + a = false (5, 5, 3); + a(2:4,2:4,:) = true; + assert (imclearborder (a, 4), a) + + a(1,2) = true; + a4 = a; + a4(:,:,1) = false; + assert (imclearborder (a, 4), a4) +2 tests, 2 passed, 0 known failure, 0 skipped [inst/imfuse.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/imfuse.m ***** error id=Octave:invalid-fun-call imfuse () @@ -13768,267 +13094,1352 @@ assert (rc.YIntrinsicLimits, [0.5, 5.5]); assert (c, expected); 53 tests, 51 passed, 2 known failures, 0 skipped -[inst/colorangle.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/colorangle.m -***** error id=Octave:invalid-fun-call colorangle () -***** error id=Octave:invalid-fun-call colorangle (1, 2, 3) -***** error colorangle (2, 3) -***** error colorangle ([1, 2], [3, 4]) -***** error id=Octave:expected-real colorangle ([1, 2, 3j], [4, 5, 6]) -***** error id=Octave:expected-real colorangle ([1, 2, 3], [4j, 5, 6]) -***** error id=Octave:invalid-type colorangle ("abc", "def") +[inst/isgray.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/isgray.m +***** assert (isgray ([0 0 1; 1 0 1]), true) +***** assert (isgray (zeros (3)), true) +***** assert (isgray (ones (3)), true) ***** test - assert (colorangle ([0 0 0], [0 1 0]), NaN) - assert (colorangle ([0 0 0], [0 1 1]), NaN) - assert (colorangle ([0 1 0], [0 0 0]), NaN) - assert (colorangle ([1 1 0], [0 0 0]), NaN) - assert (colorangle ([1 1 1], [1 1 1]), 0) -***** assert (colorangle ([0 0 0], [0 0 0]), 0) -***** assert (colorangle ([1 0 0], [-1 0 0]), 180) -***** assert (colorangle ([0 0 1], [1 0 0]), 90) -***** assert (colorangle ([0; 0; 1], [1 0 0]), 90) -***** assert (colorangle ([0, 0, 1], [1; 0; 0]), 90) -***** assert (colorangle ([0.5 0.61237 -0.61237], [0.86603 0.35355 -0.35355]), 30.000270917, 1e-4) -***** assert (colorangle ([0.1582055390, 0.2722362096, 0.1620813305], [0.0717 0.1472 0.0975]), 5.09209927, 1e-6) -***** assert (colorangle ([0.0659838500, 0.1261619536, 0.0690643667], [0.0717 0.1472 0.0975]), 5.10358588, 1e-6) -***** assert (colorangle ([0.436871170, 0.7794672250, 0.4489702582], [0.0717 0.1472 0.0975]), 5.01339769, 1e-6) + a = rand (10); + assert (isgray (a), true); + a(5, 5) = 2; + assert (isgray (a), false); ***** test - a = [1 0 0]; - b = [1 1 0]; - expected = colorangle (a, b); - assert (colorangle (a.', b.'), expected) - assert (colorangle (a, b.'), expected) - assert (colorangle (a.', b), expected) - assert (colorangle (vec (a, 3), b.'), expected) -***** assert (colorangle ([1 0 0; 0 1 1], [1 1 1; 2 3 4]), - [colorangle([1 0 0], [1 1 1]); colorangle([0 1 1], [2 3 4])]) + a = uint8 (randi (255, 10)); + assert (isgray (a), true); + a = int8 (a); + assert (isgray (a), false); ***** test - a = [1 0 0; 0.5 1 0; 0 1 1; 1 1 1]; - b = [0 1 0]; - expected = zeros (4, 1); - for i = 1:4 - expected(i) = colorangle (a(i,:), b); - endfor - assert (colorangle (a, b), expected) - assert (colorangle (b, a), expected) -***** xtest - a = [1 2 3]; - b = [2 3 4]; - c = [5 6 7]; - d = [3 1 1]; + a = rand (10); + a(50) = NaN; + assert (isgray (a), true); +***** assert (isgray (rand (5, 5, 1, 4)), true); +***** assert (isgray (rand (5, 5, 3, 4)), false); +***** assert (isgray (rand (5, 5, 3)), false); +***** assert (isgray (rand (5, 5, 1, 3, 4)), false); +***** assert (isgray (rand (5, "single")), true) +***** assert (isgray ([.1 .2 .3; .4 NaN .6; .7 .8 .9]), true) +***** assert (isgray ([.1 .2 .3; NA NaN .6; .7 .8 .9]), true) +***** assert (isgray ([.1 .2 .3; NA .5 .6; .7 .8 .9]), true) +***** assert (isgray (NaN (5)), false) +***** assert (isgray (NA (5)), false) +16 tests, 16 passed, 0 known failure, 0 skipped +[inst/ordfiltn.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/ordfiltn.m +***** shared b, f, s + b = [ 0 1 2 3 + 1 8 12 12 + 4 20 24 21 + 7 22 25 18]; - ac = colorangle (c, a); - bc = colorangle (b, c); - ad = colorangle (a, d); - bd = colorangle (b, d); + f = [ 8 12 12 12 + 20 24 24 24 + 22 25 25 25 + 22 25 25 25]; +***** assert (ordfiltn (b, 9, true (3)), f); - assert (colorangle (a, cat (3, c, d)), - cat (3, [ac ad])) + f = [ 1 8 12 12 + 8 20 21 21 + 20 24 24 24 + 20 24 24 24]; +***** assert (ordfiltn (b, 8, true (3)), f); - assert (colorangle (cat (3, a, b), cat (3, c, d)), - cat (3, [ac cd])) + f = [ 1 2 8 12 + 4 12 20 21 + 8 22 22 21 + 20 24 24 24]; +***** assert (ordfiltn (b, 7, true (3), "symmetric"), f); - assert (colorangle (cat (1, a, b), cat (3, c, d)), - reshape ([ac bc ad bd], [2 2])) -!!!!! known failure -dot: sizes of X and Y must match -21 tests, 20 passed, 1 known failure, 0 skipped -[inst/impixel.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/impixel.m -***** shared img2d, img3d - img2d = uint8 (magic (10)); - img3d(:,:,1) = img2d; - img3d(:,:,2) = img2d + 1; - img3d(:,:,3) = img2d + 2; - img3d = uint8 (img3d); + f = [ 1 8 12 12 + 4 20 24 21 + 7 22 25 21 + 7 22 25 21]; +***** assert (ordfiltn (b, 3, true (3, 1)), f); -***** assert (impixel (img2d, 2, 2), single ([80 80 80])); -***** assert (impixel (img2d, -2, 2), single ([NA NA NA])); + f = [ 1 8 12 12 + 4 20 24 18 + 4 20 24 18 + 4 20 24 18]; +***** assert (ordfiltn (b, 3, true (4, 1)), f); -***** assert (impixel (img2d, [1 10], [1 10]), single ([92 92 92; 59 59 59])); -***** assert (impixel (img3d, [1 10], [1 10]), single ([92 93 94; 59 60 61])); -***** assert (impixel (double (img2d), [1 10], [1 10]), [92 92 92; 59 59 59]); + f = [ 4 20 24 21 + 7 22 25 21 + 7 22 25 21 + 7 22 25 21]; +***** assert (ordfiltn (b, 4, true (4, 1)), f); -***** assert (impixel ([1 10], [1 10], img2d, [1 10], [1 10]), single ([92 92 92; 59 59 59])); -***** assert (impixel ([3 12], [-4 12], img2d, [1 10], [1 10]), single ([NA NA NA; 44 44 44])); -***** assert (impixel ([3 5], [-4 3], img2d, [1 10], [1 10]), single ([NA NA NA; NA NA NA])); + s = [0 0 1 + 0 0 1 + 0 0 1]; + f = [ 2 8 12 12 + 9 20 22 21 + 21 25 24 24 + 21 25 24 24]; +***** assert (ordfiltn (b, 8, true (3), s), f); - ## the following returns double because it's an indexed image -***** assert (impixel ([3 12], [-4 12], img2d, gray (100), [1 10], [1 10]), [NA NA NA; 4/9 4/9 4/9]); -9 tests, 9 passed, 0 known failure, 0 skipped -[inst/imrotate.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imrotate.m + b(:,:,2) = b(:,:,1) - 1; + b(:,:,3) = b(:,:,2) - 1; + f(:,:,1) = [ 1 8 11 11 + 8 20 21 21 + 20 24 24 24 + 20 24 24 24]; + f(:,:,2) = [ 6 10 11 11 + 18 22 22 22 + 20 24 24 24 + 20 24 24 24]; + f(:,:,3) = [ 0 7 10 10 + 7 19 20 20 + 19 23 23 23 + 19 23 23 23]; +***** assert (ordfiltn (b, 25, true (3, 3, 3)), f); +8 tests, 8 passed, 0 known failure, 0 skipped +[inst/integralImage.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/integralImage.m ***** test - ## Verify minimal loss across six rotations that add up to 360 +/- 1 deg.: - methods = { "nearest", "bilinear", "bicubic", "Fourier" }; - angles = [ 59 60 61 ]; - tolerances = [ 7.4 8.5 8.6 # nearest - 3.5 3.1 3.5 # bilinear - 2.7 2.0 2.7 # bicubic - 2.7 1.6 2.8 ]/8; # Fourier - - # This is peaks(50) without the dependency on the plot package - x = y = linspace(-3,3,50); - [X,Y] = meshgrid(x,y); - x = 3*(1-X).^2.*exp(-X.^2 - (Y+1).^2) ... - - 10*(X/5 - X.^3 - Y.^5).*exp(-X.^2-Y.^2) ... - - 1/3*exp(-(X+1).^2 - Y.^2); + assert (integralImage (10), [0 0; 0 10]); + assert (integralImage (10, "rotated"), [0 0 0; 0 10 0]); +***** test + J = integralImage (10); + assert (class(J), "double"); + J = integralImage (uint8(10)); + assert (class(J), "double"); +***** test + I = [1, 2; 3, 4]; + J = integralImage (I); + J1 = [0 0 0; 0 1 3; 0 4 10]; + assert (J, J1) + J = integralImage (I, "rotated"); + J1 = [0 0 0 0; 0 1 2 0; 1 6 7 2]; + assert (J, J1) +***** test + I1 = [1, 2; 3, 4]; + I2 = [5, 6; 7, 8]; + I3 = [9, 10; 11, 12]; + I = cat (3, I1, I2, I3); + J = integralImage (I); + J1 = [0 0 0; 0 1 3; 0 4 10]; + J2 = [0 0 0; 0 5 11; 0 12 26]; + J3 = [0 0 0; 0 9 19; 0 20 42]; + J0 = cat (3, J1, J2, J3); + assert (J, J0) +***** test + I1 = [1, 2; 3, 4]; + I2 = [5, 6; 7, 8]; + I3 = [9, 10; 11, 12]; + I = cat (3, I1, I2, I3); + J = integralImage (I, "rotated"); + J1 = [0 0 0 0; 0 1 2 0; 1 6 7 2]; + J2 = [0 0 0 0; 0 5 6 0; 5 18 19 6]; + J3 = [0 0 0 0; 0 9 10 0; 9 30 31 10]; + J0 = cat (3, J1, J2, J3); + assert (J, J0) +***** test + I = magic (5); + J = integralImage (I); + J_res = [0 0 0 0 0 0; + 0 17 41 42 50 65; + 0 40 69 77 99 130; + 0 44 79 100 142 195; + 0 54 101 141 204 260; + 0 65 130 195 260 325]; + assert (J, J_res) - x -= min(x(:)); # Fourier does not handle neg. values well - x = x./max(x(:)); - for m = 1:(length(methods)) - y = x; - for i = 1:5 - y = imrotate(y, 60, methods{m}, "crop", 0); - end - for a = 1:(length(angles)) - assert(norm((x - imrotate(y, angles(a), methods{m}, "crop", 0)) - (10:40, 10:40)) < tolerances(m,a)); - endfor - endfor + J = integralImage (I, "rotated"); + J_res_R = [0 0 0 0 0 0 0; + 0 17 24 1 8 15 0; + 17 64 47 40 38 39 15; + 64 74 91 104 105 76 39; + 74 105 149 188 183 130 76; + 105 170 232 272 236 195 130]; + assert (J, J_res_R) +***** error + integralImage (); +***** error + integralImage (1, "xxx", 2); +***** error + integralImage ("abcd"); +***** error + integralImage ([1 2; 3 4], "xxx"); +10 tests, 10 passed, 0 known failure, 0 skipped +[inst/otf2psf.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/otf2psf.m +***** function otf = rand_otf (varargin) + otf = complex (rand (varargin{:}), rand (varargin{:})); +***** endfunction +***** test + otf = rand_otf (6, 1); + assert (otf2psf (otf), circshift (ifft (otf), 3), 1e-16); +***** test + otf = rand_otf (6, 6); + assert (otf2psf (otf), circshift (ifft2 (otf), [3 3]), eps); +***** test + otf = rand_otf (6, 6, 6); + assert (otf2psf (otf), circshift (ifftn (otf), [3 3 3]), eps); +***** test + otf = rand_otf (7, 1); + assert (otf2psf (otf), circshift (ifft (otf), 3), 2.5e-16); +***** test + otf = rand_otf (7, 7); + assert (otf2psf (otf), circshift (ifft2 (otf), [3 3]), 2.5e-16); +***** test + otf = rand_otf (6, 7, 8); + assert (otf2psf (otf), circshift (ifftn (otf), [3 3 4]), 2.5e-16); +***** test + otf = rand_otf (7, 1); + ppsf = circshift (ifft (otf), 3); + assert (otf2psf (otf, 6), ppsf(1:6), 2.5e-16); + assert (otf2psf (otf, [6 1]), ppsf(1:6), 2.5e-16); +***** test + otf = rand_otf (7, 7); + ppsf = circshift (ifft2 (otf), [3 3]); + assert (otf2psf (otf, [6 1]), ppsf(1:6,4), 2.5e-16); +***** test + otf = rand_otf (6, 7); + ppsf = circshift (ifft2 (otf), [3 3]); + assert (otf2psf (otf, [6 6]), ppsf(:,1:6), 2.5e-16); +***** error otf2psf ("not a otf") +***** error otf2psf (rand_otf (16), 18) +***** error otf2psf (rand_otf (16), [14 18]) +***** error otf2psf (rand_otf (16), [18 18]) +***** error otf2psf (rand_otf (16, 1), 18) +***** test + psf = fspecial ("gaussian", 16); + otf = psf2otf (psf); + assert (otf2psf (otf), psf, eps); ***** xtest - ## Verify exactness of near-90 and 90-degree rotations: - X = rand(99); - for angle = [90 180 270] - for da = [-0.1 0.1] - Y = imrotate(X, angle + da , "nearest", :, 0); - Z = imrotate(Y, -(angle + da), "nearest", :, 0); - assert(norm(X - Z) == 0); # exact zero-sum rotation - assert(norm(Y - imrotate(X, angle, "nearest", :, 0)) == 0); # near zero-sum + psf = rand (16); + otf = psf2otf (psf); + assert (otf2psf (otf), psf, 4*eps); +***** test + psf = rand (8); + otf = psf2otf (psf, [16 16]); + assert (otf2psf (otf, [8 8]), psf, 2*eps); +17 tests, 17 passed, 0 known failure, 0 skipped +[inst/imadd.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imadd.m +***** assert (imadd (uint8 ([23 250]), uint8 ([23 250])), uint8 ([46 255])); # default to first class and truncate +***** assert (imadd (uint8 ([23 250]), 10), uint8 ([33 255])); # works adding a scalar +***** assert (imadd (uint8 ([23 250]), uint8 ([23 250]), "uint16"), uint16 ([46 500])); # defining output class works +***** assert (imadd (logical ([ 1 0]), logical ([ 1 1])), double ([ 2 1])); # return double for two logical images +***** assert (imadd (logical ([ 1 0]), logical ([ 1 1]), "logical"), logical ([ 1 1])); # this is matlab incompatible on purpose +***** fail ("imadd (uint8 ([23 250]), uint16 ([23 250]))"); # input need to have same class +6 tests, 6 passed, 0 known failure, 0 skipped +[inst/imextendedmax.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imextendedmax.m +***** shared im0, bw0_h2_out + im0 = uint8 ([0 0 0 0 0; + 0 1 2 1 0; + 0 2 5 2 0; + 0 1 2 1 0; + 0 0 0 0 0]); + bw0_h2_out = false (5); + bw0_h2_out(3,3) = true; +***** error imextendedmax () +***** error imextendedmax (im0) +***** error imextendedmax ("hello", 2) +***** error imextendedmax (i.*im0, 2) +***** error imextendedmax (sparse (im0), 2) +***** error imextendedmax (im0, -2) +***** error imextendedmax (im0, 'a') +***** error imextendedmax (im0, ones (2)) +***** error imextendedmax (im0, 2*i) +***** assert (imextendedmax (im0, 2), bw0_h2_out) +***** assert (imextendedmax (double (im0), 2), bw0_h2_out) +***** assert (imextendedmax (im0, 2, 8), bw0_h2_out) +***** assert (imextendedmax (im0, 2, 4), bw0_h2_out) +***** assert (imextendedmax (im0, 2, true (3)), bw0_h2_out) +***** test + out = imextendedmax (im0, 2); + assert (size (out), size (im0)) + assert (class (out), "logical") +***** test + out = imextendedmax (single (im0), 2); + assert (size (out), size (im0)) + assert (class (out), "logical") +***** test + out = imextendedmax (uint8 (im0), 2); + assert (size (out), size (im0)) + assert (class (out), "logical") +***** test + out = imextendedmax (uint16 (im0), 2); + assert (size (out), size (im0)) + assert (class (out), "logical") +***** test + im = cat (3, im0, im0, im0, im0); + out = imextendedmax (im, 2); + assert (size (out), size (im)) +***** test + im = zeros (10); + im(2:4, 2:4) = 3; + im(6:8, 6:8) = 8; + expected_4 = false (10); + expected_4(6:8, 6:8) = true; + expected_2 = expected_4; + expected_2(2:4, 2:4) = true; + out = imextendedmax (im, 4); + assert (out, expected_4, eps) + out = imextendedmax (0.1.*im, 0.4); + assert (out, expected_4, eps) + out = imextendedmax (im, 2); + assert (out, expected_2, eps) +***** test + im2 = zeros (10); + im2(2:4, 2:4) = 3; + im2(6:9, 6:9)=8; + im2(5, 5)=8; + im2(6, 7)=0; + im2(7, 8)=0; + expected_8 = false (10); + expected_8(6:9, 6:9) = true; + expected_8(5, 5) = true; + expected_8(6, 7) = false; + expected_8(7, 8) = false; + expected_4 = expected_8; + expected_4(2:4, 2:4) = true; + out2 = imextendedmax (im2, 2); + assert (out2, expected_8, eps) + out2 = imextendedmax (im2, 2, 4); + assert (out2, expected_4, eps) + out2 = imextendedmax (im2, 2, 8); + assert (out2, expected_8, eps) +21 tests, 21 passed, 0 known failure, 0 skipped +[inst/imhist.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imhist.m +***** shared nn, bb, enn, ebb + [nn, bb] = imhist(logical([0 1 0 0 1])); +***** assert({nn, bb}, {[3 2]', [0 1]'}) + [nn, bb] = imhist([0 0.2 0.4 0.9 1], 5); +***** assert({nn, bb}, {[1 1 1 0 2]', [0 0.25 0.5 0.75 1]'}) + [nn, bb] = imhist([-2 0 0.2 0.4 0.9 1 5], 5); +***** assert({nn, bb}, {[2 1 1 0 3]', [0 0.25 0.5 0.75 1]'}) + [nn, bb] = imhist(uint8([0 32 255]), 256); + enn = zeros(256, 1); enn([1, 33, 256]) = 1; + ebb = 0:255; +***** assert({nn, bb}, {enn, ebb'}) + [nn, bb] = imhist(int8([-50 0 100]), 31); + enn = zeros(31, 1); enn([10, 16, 28]) = 1; + ebb = -128:8.5:127; +***** assert({nn, bb}, {enn, ebb'}) +5 tests, 5 passed, 0 known failure, 0 skipped +[inst/montage.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/montage.m +***** function cdata = montage_cdata (varargin) + h = figure (); + set (h, "visible", "off"); + mh = montage (varargin{:}); + cdata = get (mh, "cdata"); + close (h); +***** endfunction +***** test + im = uint8 (ones (2, 2, 1, 5)) .* reshape ([1 2 3 4 5], [1 1 1 5]); + cdata = montage_cdata (im); + expected = uint8 ([ + 1 1 2 2 3 3 + 1 1 2 2 3 3 + 4 4 5 5 0 0 + 4 4 5 5 0 0 + ]); + assert (cdata, expected) +***** test + im = uint8 (ones (2, 4, 1, 6)) .* reshape ([1 2 3 4 5 6], [1 1 1 6]); + cdata = montage_cdata (im); + expected = uint8 ([ + 1 1 1 1 2 2 2 2 + 1 1 1 1 2 2 2 2 + 3 3 3 3 4 4 4 4 + 3 3 3 3 4 4 4 4 + 5 5 5 5 6 6 6 6 + 5 5 5 5 6 6 6 6 + ]); + assert (cdata, expected) +2 tests, 2 passed, 0 known failure, 0 skipped +[inst/rgb2lab.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/rgb2lab.m +***** assert (rgb2lab ([0 0 0]), [0, 0, 0], 1e-2) +***** assert (rgb2lab ([1 0 0]), [53.24, 80.09, 67.20], 1e-2) +***** assert (rgb2lab ([1 1 0]), [97.14, -21.55, 94.48], 1e-2) +***** assert (rgb2lab ([0 1 0]), [87.74, -86.18, 83.18], 1e-2) +***** assert (rgb2lab ([0 1 1]), [91.11, -48.09, -14.13], 1e-2) +***** assert (rgb2lab ([0 0 1]), [32.30, 79.19, -107.86], 1e-2) +***** assert (rgb2lab ([1 0 1]), [60.32, 98.24, -60.83], 1e-2) +***** assert (rgb2lab ([1 1 1]), [100, 0.00, 0.00], 1e-2) +***** assert (rgb2lab ([0.5 0.5 0.5]), [53.39, 0.00, 0.00], 1e-2) +***** assert (rgb2lab ([0.75 0 0]), [39.77, 64.51, 54.13], 1e-2) +***** assert (rgb2lab ([0.5 0 0]), [25.42, 47.91, 37.91], 1e-2) +***** assert (rgb2lab ([0.25 0 0]), [9.66, 29.68, 15.24], 1e-2) +***** assert (rgb2lab ([1 0.5 0.5]), [68.11, 48.39, 22.83], 1e-2) +***** assert (rgb2lab ([1.5 1 1]), [111.47, 43.42, 17.98], 1e-2) +***** test + rgb_map = rand (64, 3); + assert (lab2rgb (rgb2lab (rgb_map)), rgb_map, 2e-5); +***** test + rgb_img = rand (64, 64, 3); + assert (lab2rgb (rgb2lab (rgb_img)), rgb_img, 2e-5); +***** assert (rgb2lab (sparse ([0 0 1])), sparse ([32.30, 79.19, -107.86]), 1e-2) +***** assert (rgb2lab (sparse ([0 1 1])), sparse ([91.11, -48.09, -14.13]), 1e-2) +***** assert (rgb2lab (sparse ([1 1 1])), sparse ([100, 0.00, 0.00]), 1e-2) +***** assert (rgb2lab (uint8([255 255 255])), [100, 0.00, 0.00], 1e-2) +***** assert (class (rgb2lab (single([1 1 1]))), 'single') +***** error rgb2lab () +***** error rgb2lab (1,2) +***** error rgb2lab ({1}) +***** error rgb2lab (ones (2,2)) +***** test + rgb = rand (16, 16, 3, 5); + lab = zeros (size (rgb)); + for i = 1:5 + lab(:,:,:,i) = rgb2lab (rgb(:,:,:,i)); + endfor + assert (rgb2lab (rgb), lab) +26 tests, 26 passed, 0 known failure, 0 skipped +[inst/imshowpair.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imshowpair.m +***** error id=Octave:invalid-fun-call imshowpair () +***** error id=Octave:invalid-fun-call imshowpair (1) +***** error id=Octave:invalid-input-arg imshowpair (uint8 (200.*rand (100)), ... + uint8 (200.*rand (100)), "interpolation") +***** error id=Octave:invalid-input-arg imshowpair (uint8 (200.*rand (100)), ... + uint8 (200.*rand (100)), "xxxxx") +***** error id=Octave:invalid-input-arg imshowpair (1, 1, "ColorChannels", [0 0 0]) +***** error id=Octave:invalid-input-arg imshowpair (1, 1, "ColorChannels", [1 1 1]) +***** error id=Octave:invalid-input-arg imshowpair (1, 1, "ColorChannels", [2 2 2]) +***** error id=Octave:expected-less-equal imshowpair (1, 1, "ColorChannels", [42 0 0]) +***** error id=Octave:expected-greater-equal imshowpair (1, 1, "ColorChannels", [-1 2 0]) +***** error id=Octave:invalid-input-arg imshowpair (1, 1, "ColorChannels", "deep-purple") +***** test + A = uint8 (200.*rand (100)); + B = uint8 (150.*rand (100)); + RA = imref2d (size (A), 0.5, 0.5); + RB = imref2d (size (B), 0.5, 0.5); + figure; + Ax=axes; + assert (imshowpair (A, B)); + assert (imshowpair (A, RA, B, RB)); + assert (imshowpair (A, B, "blend")); + assert (imshowpair (A, B, "falsecolor", "ColorChannels", "red-cyan")); + assert (imshowpair (A, B, "Parent", Ax)); + assert (imshowpair (A, B, "montage", "Scaling", "joint")); + close; +11 tests, 11 passed, 0 known failure, 0 skipped +[inst/nlfilter.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/nlfilter.m +***** demo + ## creates a "wide" diagonal (although it can be performed more + ## efficiently with "imdilate (A, true (3))") + nlfilter (eye (10), [3 3], @(x) any (x(:) > 0)) +***** assert (nlfilter (eye (4), [2 3], @(x) sum (x(:))), + [2 2 1 0 + 1 2 2 1 + 0 1 2 2 + 0 0 1 1]); +***** assert (nlfilter (eye (4), "indexed", [2 3], @(x) sum (x(:))), + [4 2 1 2 + 3 2 2 3 + 2 1 2 4 + 4 3 4 5]); +***** assert (nlfilter (eye (4), "indexed", [2 3], @(x, y) sum (x(:)) == y, 2), + logical ([0 1 0 1 + 0 1 1 0 + 1 0 1 0 + 0 0 0 0])); +***** assert (nlfilter (uint8 (eye (4)), "indexed", [2 3], @(x) sum (x(:))), + [2 2 1 0 + 1 2 2 1 + 0 1 2 2 + 0 0 1 1]); +***** assert (nlfilter (int16 (eye (4)), "indexed", [2 3], @(x) sum (x(:))), + [4 2 1 2 + 3 2 2 3 + 2 1 2 4 + 4 3 4 5]); +***** assert (nlfilter (uint8 (eye (4)), "indexed", [2 3], @(x) int8 (sum (x(:)))), + int8 ([2 2 1 0 + 1 2 2 1 + 0 1 2 2 + 0 0 1 1])); +***** test + ## Effect of out of border elements. + expected = [ + 0.5 6.0 6.0 0.5 0 + 5.5 10.5 13.5 10.5 4.0 + 6.5 12.5 13.5 13.5 1.5 + 10.5 12.5 15.5 11.0 1.0 + 5.0 10.5 6.0 1.0 0 + ]; + assert (nlfilter (magic (5), [3 4], @(x) median (x(:))), expected) +***** test + ## The center pixel of a sliding window when its length is even + ## sized is ceil ((size (NHOOD) +1) /2) + expected = [ + 24 24 24 16 16 + 24 24 24 22 22 + 23 23 22 22 22 + 25 25 25 25 22 + 25 25 25 25 21 + ]; + assert (nlfilter (magic (5), [3 4], @(x) max (x(:))), expected) +***** function dilated = imdilate_like_nlfilter (im, nhood) + even_nhood_dims = find (mod (size (nhood), 2) == 0); + for i = 1:even_nhood_dims + im = flip (im, i); + endfor + dilated = imdilate (im, nhood); + for i = 1:even_nhood_dims + dilated = flip (dilated, i); + endfor +***** endfunction +***** test + a = randi (65535, 20, 20, 20, "uint16"); + ## extra dimensions on matrix only + assert (nlfilter (a, [5 5], @(x) max(x(:))), imdilate (a, ones (5))) + ## extra dimensions on both matrix and block + assert (nlfilter (a, [5 5 5], @(x) max(x(:))), imdilate (a, ones ([5 5 5]))) + ## extra dimensions and padding + assert (nlfilter (a, [3 7], @(x) max(x(:))), imdilate (a, ones ([3 7]))) + assert (nlfilter (a, [3 7 3], @(x) max(x(:))), imdilate (a, ones ([3 7 3]))) +***** test + a = randi (65535, 15, 15, 4, 8, 3, "uint16"); + assert (nlfilter (a, [3 4 7 5], @(x) max(x(:))), + imdilate_like_nlfilter (a, ones ([3 4 7 5]))) +***** test + a = randi (65535, 15, 15, 4, 3, 8, "uint16"); + ord = ordfiltn (a, 3, ones ([3 7 3 1 5])); + assert (nlfilter (a, [3 7 3 1 5], @(x) sort (x(:))(3)), ord) + assert (nlfilter (a, [3 7 3 1 5], @(x, y) sort (x(:))(y), 3), ord) +11 tests, 11 passed, 0 known failure, 0 skipped +[inst/@strel/strel.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/@strel/strel.m +***** test + shape = logical ([0 0 0 1]); + assert (getnhood (strel (shape)), shape); + assert (getnhood (strel ("arbitrary", shape)), shape); + + height = [0 0 0 3]; + assert (getnhood (strel ("arbitrary", shape, height)), shape); + assert (getheight (strel ("arbitrary", shape, height)), height); +***** test + shape = logical ([0 0 1]); + height = [-2 1 3]; ## this works for matlab compatibility + assert (getnhood (strel ("arbitrary", shape, height)), shape); + assert (getheight (strel ("arbitrary", shape, height)), height); +***** test + shape = logical ([0 0 0 1 0 0 0 + 0 1 1 1 1 1 0 + 0 1 1 1 1 1 0 + 1 1 1 1 1 1 1 + 0 1 1 1 1 1 0 + 0 1 1 1 1 1 0 + 0 0 0 1 0 0 0]); + height = [ 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000 + 0.00000 0.33333 0.66667 0.74536 0.66667 0.33333 0.00000 + 0.00000 0.66667 0.88192 0.94281 0.88192 0.66667 0.00000 + 0.00000 0.74536 0.94281 1.00000 0.94281 0.74536 0.00000 + 0.00000 0.66667 0.88192 0.94281 0.88192 0.66667 0.00000 + 0.00000 0.33333 0.66667 0.74536 0.66667 0.33333 0.00000 + 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000]; + assert (getnhood (strel ("ball", 3, 1)), shape); + assert (getheight (strel ("ball", 3, 1)), height, 0.0001); +***** test + shape = logical ([0 0 0 1 0 0 0 + 0 0 1 1 1 0 0 + 0 1 1 1 1 1 0 + 1 1 1 1 1 1 1 + 0 1 1 1 1 1 0 + 0 0 1 1 1 0 0 + 0 0 0 1 0 0 0]); + assert (getnhood (strel ("diamond", 3)), shape); +***** test + shape = logical ([0 0 0 1 0 0 0 + 0 1 1 1 1 1 0 + 0 1 1 1 1 1 0 + 1 1 1 1 1 1 1 + 0 1 1 1 1 1 0 + 0 1 1 1 1 1 0 + 0 0 0 1 0 0 0]); + assert (getnhood (strel ("disk", 3, 0)), shape); +***** test + shape = logical ([1 1 1]); + assert (getnhood (strel ("line", 3.9, 20.17)), shape); + shape = logical ([0 0 1 + 0 1 0 + 1 0 0]); + assert (getnhood (strel ("line", 3.9, 20.18)), shape); + shape = logical ([1 0 0 0 0 0 0 0 0 + 0 1 0 0 0 0 0 0 0 + 0 0 1 0 0 0 0 0 0 + 0 0 1 0 0 0 0 0 0 + 0 0 0 1 0 0 0 0 0 + 0 0 0 0 1 0 0 0 0 + 0 0 0 0 0 1 0 0 0 + 0 0 0 0 0 0 1 0 0 + 0 0 0 0 0 0 1 0 0 + 0 0 0 0 0 0 0 1 0 + 0 0 0 0 0 0 0 0 1]); + assert (getnhood (strel ("line", 14, 130)), shape); +***** test + se = strel ("octagon", 0); + seq = getsequence (se); + assert (getnhood (se), true (1)); + assert (getnhood (seq(1)), true (1)); + + se = strel ("octagon", 3); + seq = getsequence (se); + shape = logical ([0 0 1 1 1 0 0 + 0 1 1 1 1 1 0 + 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 + 0 1 1 1 1 1 0 + 0 0 1 1 1 0 0]); + assert (getnhood (se), shape); + assert (size (seq), [4 1]); + + templ1 = logical ([0 0 0; 1 1 1; 0 0 0]); + templ2 = logical ([0 1 0; 0 1 0; 0 1 0]); + templ3 = logical ([1 0 0; 0 1 0; 0 0 1]); + templ4 = logical ([0 0 1; 0 1 0; 1 0 0]); + assert ({getnhood(seq(1)) getnhood(seq(2)) getnhood(seq(3)) getnhood(seq(4))}, + {templ1 templ2 templ3 templ4}); + + seq = getsequence (strel ("octagon", 21)); + assert (size (seq), [28 1]); + assert (arrayfun (@(x) getnhood (seq(x)), 1:4:25, "UniformOutput", false), + repmat ({templ1}, 1, 7)); + assert (arrayfun (@(x) getnhood (seq(x)), 2:4:26, "UniformOutput", false), + repmat ({templ2}, 1, 7)); + assert (arrayfun (@(x) getnhood (seq(x)), 3:4:27, "UniformOutput", false), + repmat ({templ3}, 1, 7)); + assert (arrayfun (@(x) getnhood (seq(x)), 4:4:28, "UniformOutput", false), + repmat ({templ4}, 1, 7)); +***** test + shape = logical ([1 1 0]'); + assert (getnhood (strel ("pair", [-1 0])), shape); + shape = logical ([1 0 0 0 0 0 0 + 0 0 0 1 0 0 0 + 0 0 0 0 0 0 0]); + assert (getnhood (strel ("pair", [-1 -3])), shape); + shape = logical ([0 0 0 0 0 0 0 + 0 0 0 0 0 0 0 + 0 0 0 1 0 0 0 + 0 0 0 0 0 0 0 + 0 0 0 0 0 0 1]); + assert (getnhood (strel ("pair", [2 3])), shape); +***** test + assert (getnhood (strel ("rectangle", [10 5])), true (10, 5)); + assert (getnhood (strel ("square", 5)), true (5)); +***** shared se, seq + se = strel ("square", 5); + seq = getsequence (se); + assert (class (se(1)), "strel") + assert (class (se(1,1)),"strel") + assert (class (seq), "strel") + assert (class (seq(1)), "strel") + assert (class (seq(2)), "strel") + assert (numel (se), 1) + assert (numel (seq), 2) + assert (getnhood (seq(1)), true (5, 1)) + assert (getnhood (seq(2)), true (1, 5)) + assert (size (se), [1 1]) + assert (size (seq), [2 1]) + assert (isscalar (se), true) + assert (isscalar (seq), false) +***** error se(2); +***** error seq(3); +***** test + se = strel ("arbitrary", [1 0 0; 1 1 0; 0 1 0], [2 0 0; 3 1 0; 0 3 0]); + ref = reflect (se); + assert (getnhood (ref), logical([0 1 0; 0 1 1; 0 0 1])); + assert (getheight (ref), [0 3 0; 0 1 3; 0 0 2]); +***** error strel() +***** error strel("nonmethodthing", 2) +***** error strel("arbitrary", "stuff") +***** error strel("arbitrary", [0 0 1], [2 0 1; 4 5 1]) +***** error strel("arbitrary", [0 0 1], "stuff") +***** error strel("ball", -3, 1) +***** error strel("diamond", -3) +***** error strel("disk", -3) +***** error strel("line", 0, 45) +***** error strel("octagon", 3.5) +***** error strel("octagon", 4) +***** error strel("octagon", -1) +***** error strel("pair", [45 67 90]) +***** error strel("rectangle", 2) +***** error strel("rectangle", [2 -5]) +***** error strel("square", [34 1-2]) +28 tests, 28 passed, 0 known failure, 0 skipped +[inst/findbounds.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/findbounds.m +***** test + im = checkerboard (); + theta = pi/6; + T = maketform ('affine', [cos(theta) -sin(theta); ... + sin(theta) cos(theta); 0 0]); + inbnd = [0 0; 1 1]; + outbnd = findbounds (T, inbnd); + diag = 2^.5; + ang = pi/4; + assert (diff (outbnd(:,1)), diag * abs (cos (theta - ang)), eps) + assert (diff (outbnd(:,2)), diag * abs (cos (theta - ang)), eps) +1 test, 1 passed, 0 known failure, 0 skipped +[inst/imadjust.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imadjust.m +***** error imadjust ("bad argument"); +***** error imadjust ([1:100], "bad argument", [], 1); +***** error <2 row column per plane> imadjust ([1:100], [0 1 1], [], 1); +***** error <2 row column per plane> imadjust ([1:100], [], [0 1 1], 1); +***** error imadjust ([1:100], [], [], [0; 1]); +***** error imadjust (rand (5, 5, 3), [], [], [0 1]); +***** error imadjust ([1:100], [0; 1], [], -1); +***** error imadjust ([1:100], [0; 5], []); +***** error imadjust ([1:100], [-2; 1], []); +***** error imadjust ([1:100], [], [0; 4]); +***** error imadjust ([1:100], [], [-2; 1]); +***** error imadjust (rand (5) > .5); +***** test + im = [0.01:0.01:1]; + assert (imadjust (im), [0 linspace(0, 1, 98) 1], eps) + assert (imadjust (im), imadjust (im, stretchlim (im, 0.01), [0; 1], 1)) + assert (imadjust (im, []), imadjust (im, [0; 1], [0; 1], 1)) + assert (imadjust (im, [], []), imadjust (im, [0; 1], [0; 1], 1)) + assert (imadjust (im, [], [.25 .75]), imadjust (im, [0; 1], [.25; .75], 1)) + assert (imadjust (im, [.25; .75], []), imadjust (im, [.25; .75], [0; 1], 1)) +***** assert (imadjust (linspace (0, 1), [], [.25 .75]), linspace (.25, .75, 100), eps) +***** assert (imadjust (linspace (0, 1, 100),[1/99; 98/99]), + [0 linspace(0, 1, 98) 1], eps) +***** shared cm + cm = [[0:8]' [1:9]' [2:10]'] / 10; +***** assert (imadjust (cm, [0; 1], [0.5; 1]), (cm /2) + .5) +***** assert (imadjust (cm, [0 1], [0.5 1]), (cm /2) + .5) +***** assert (imadjust (cm, [0; 1], [.1 .2 .3; .7 .8 .9]), + (cm*.6) + [.1 .2 .3], eps) +***** assert (imadjust (cm, [.2 .4 .6; .7 .8 .9], [0; 1]), + [[0 0 linspace(0, 1, 6) 1]' ... + [0 0 0 linspace(0, 1, 5) 1]' ... + [0 0 0 0 linspace(0, 1, 4) 1]'], eps) +***** assert (imadjust (cm, [.2 .4 .6; .7 .8 .9], [0 .1 .2; .8 .9 1]), + [[0 0 linspace(0, .8, 6) .8]' ... + [.1 .1 .1 linspace(.1, .9, 5) .9]' ... + [.2 .2 .2 .2 linspace(.2, 1, 4) 1]'], eps) +***** assert (imadjust (cm, [.2 .4 .6; .7 .8 .9], [0 .1 .2; .8 .9 1], [0.5 1 2]), + [[0 0 0 (((([.3 .4 .5 .6]-.2)/.5).^.5)*.8) .8 .8]' ... + [.1 .1 .1 linspace(.1, .9, 5) .9]' ... + [.2 .2 .2 .2 .2 ((((([.7 .8]-.6)/.3).^2).*.8)+.2) 1 1]'], eps*10) +***** test + im = [-0.4:.1:0.8 + 0.0:.1:1.2 + 0.1:.1:1.3 + -0.4:.2:2.0]; + + ## just clipping + assert (imadjust (im, [0; 1], [0; 1]), + [0 0 0 0 (0:.1:.8) + (0:.1:1) 1 1 + (.1:.1:1) 1 1 1 + 0 0 (0:.2:1) 1 1 1 1 1], eps) + + ## clipping and invert + assert (imadjust (im, [0; 1], [1; 0]), + [1 1 1 1 (1:-.1:.2) + (1:-.1:0) 0 0 + (.9:-.1:0) 0 0 0 + 1 1 (1:-.2:0) 0 0 0 0 0], eps) + + ## rescale + assert (imadjust (im, [.2; .7], [.1; .9]), + [1 1 1 1 1 1 1 2.6 4.2 5.8 7.4 9 9 + 1 1 1 2.6 4.2 5.8 7.4 9 9 9 9 9 9 + 1 1 2.6 4.2 5.8 7.4 9 9 9 9 9 9 9 + 1 1 1 1 4.2 7.4 9 9 9 9 9 9 9]/10, eps) + + ## rescale and invert + assert (imadjust (im, [.2; .7], [.9; .1]), + [9 9 9 9 9 9 9 7.4 5.8 4.2 2.6 1 1 + 9 9 9 7.4 5.8 4.2 2.6 1 1 1 1 1 1 + 9 9 7.4 5.8 4.2 2.6 1 1 1 1 1 1 1 + 9 9 9 9 5.8 2.6 1 1 1 1 1 1 1]/10, eps) +***** assert (imadjust (linspace (0, 1), [], [], 2), linspace (0, 1) .^ 2) +***** shared oRGB + oRGB = zeros (10, 1, 3); + oRGB(:,:,1) = [0 linspace(0,1,6) 1 1 1]'; + oRGB(:,:,2) = [0 0 linspace(0,1,6) 1 1]'; + oRGB(:,:,3) = [0 0 0 linspace(0,1,6) 1]'; +***** assert (imadjust (oRGB, [0; 1], [0; 1]), oRGB) +***** assert (imadjust (oRGB, [.2; .8], [0; 1]), + reshape ([[0 0 0 1/3 2/3 1 1 1 1 1]' + [0 0 0 0 1/3 2/3 1 1 1 1]' + [0 0 0 0 0 1/3 2/3 1 1 1]'], [10 1 3]), eps) +***** assert (imadjust (oRGB, [.2; .8], [.1; .9]), + reshape ([[.1 .1 .1 (1/3)+(.1/3) (2/3)-(.1/3) .9 .9 .9 .9 .9]' + [.1 .1 .1 .1 (1/3)+(.1/3) (2/3)-(.1/3) .9 .9 .9 .9]' + [.1 .1 .1 .1 .1 (1/3)+(.1/3) (2/3)-(.1/3) .9 .9 .9]'], + [10 1 3]), eps) +***** assert (imadjust (oRGB, [.2; .8], [.2; .8]), + reshape ([[2 2 2 4 6 8 8 8 8 8]' + [2 2 2 2 4 6 8 8 8 8]' + [2 2 2 2 2 4 6 8 8 8]']/10, [10 1 3]), eps) +***** assert (imadjust (oRGB, [0; 1], [.1 .2 .3; .9 .8 .7]), + reshape ([[1 1 2.6 4.2 5.8 7.4 9 9 9 9]' + [2 2 2 3.2 4.4 5.6 6.8 8 8 8]' + [3 3 3 3 3.8 4.6 5.4 6.2 7 7]']/10, [10 1 3]), eps) +***** assert (imadjust (oRGB, [.1 .2 .3; .9 .8 .7], [0; 1]), + reshape ([[0 0 .125 .375 .625 .875 1 1 1 1]' + [0 0 0 0 1/3 2/3 1 1 1 1]' + [0 0 0 0 0 .25 .75 1 1 1]'], [10 1 3]), eps*10) +***** assert (imadjust (oRGB, [.1 .2 .3; .9 .8 .7], [.2 0 .4; .5 1 .7 ]), + reshape ([[.2 .2 .2375 .3125 .3875 .4625 .5 .5 .5 .5]' + [0 0 0 0 1/3 2/3 1 1 1 1]' + [.4 .4 .4 .4 .4 .475 .625 .7 .7 .7]'], [10 1 3]), eps) +***** test + img = rand (4, 4, 2, 3, 4); + adj = zeros (4, 4, 2, 3, 4); + for p = 1:2 + for q = 1:3 + for r = 1:4 + adj(:,:,p,q,r) = imadjust (img(:,:,p,q,r)); + endfor endfor endfor -!!!!! known failure -assert (norm (X - Z) == 0) failed + assert (imadjust (img), adj) ***** test - ## Verify preserved pixel density: - methods = { "nearest", "bilinear", "bicubic", "Fourier" }; - ## This test does not seem to do justice to the Fourier method...: - tolerances = [ 4 2.2 2.0 209 ]; - range = 3:9:100; - for m = 1:(length(methods)) - t = []; - for n = range - t(end + 1) = sum(imrotate(eye(n), 20, methods{m}, :, 0)(:)); + img = rand (4, 4, 2, 3, 2); + adj = zeros (4, 4, 2, 3, 2); + in = reshape ([ 3 5 7 9 11 13 15 17 19 21 23 25; + 97 95 93 91 89 87 85 83 81 79 77 75] / 100, [2 2 3 2]); + out = reshape ([ 5 7 9 11 14 15 17 19 21 23 25 27; + 95 93 91 89 87 85 83 81 79 77 75 73] / 100, [2 2 3 2]); + gamma = reshape (0.6:.1:1.7, [1 2 3 2]); + for p = 1:2 + for q = 1:3 + for r = 1:2 + adj(:,:,p,q,r) = imadjust (img(:,:,p,q,r), in(:,p,q,r), + out(:,p,q,r), gamma(1,p,q,r)); + endfor endfor - assert(t, range, tolerances(m)); endfor + assert (imadjust (img, in, out, gamma), adj, eps) ***** test - a = reshape (1:18, [2 3 3]); + in = int16 (1:6); + assert (imadjust (in), int16 ([-32768 -19661 -6554 6553 19660 32767])) + assert (imadjust (in, []), in) +***** test + in = uint8([ + 35 1 6 26 19 24 + 3 32 7 21 23 25 + 31 9 2 22 27 20 + 8 28 33 17 10 15 + 30 5 34 12 14 16 + 4 36 29 13 18 11]); + out = uint8([ + 12 0 0 1 0 0 + 0 8 0 0 0 0 + 7 0 0 0 2 0 + 0 3 9 0 0 0 + 6 0 11 0 0 0 + 0 13 4 0 0 0]); + assert (imadjust (in, [.1 .9], [0 1]), out); +***** test + in = uint8([ + 140 4 24 104 76 96 + 12 128 28 84 92 100 + 124 36 8 88 108 80 + 32 112 132 68 40 60 + 120 20 136 48 56 64 + 16 144 116 52 72 44]); + out = uint8([ + 143 0 0 98 63 88 + 0 128 3 73 83 93 + 123 13 0 78 103 68 + 8 108 133 53 18 43 + 118 0 138 28 38 48 + 0 148 113 33 58 23]); + assert (imadjust (in, [.1 .9], [0 1]), out); +***** xtest + in_u8 = randi ([0 255], 5, 5, 2, 3, "uint8"); + in_u16 = randi ([0 65535], 5, 5, 2, 3, "uint16"); + in_i16 = randi ([-32768 32767], 5, 5, 2, 3, "int16"); + in_u8_d = im2double (in_u8); + in_u16_d = im2double (in_u16); + in_i16_d = im2double (in_i16); + lim_u8 = eps + 0.5 / double (intmax ("uint8")); + lim_u16 = eps + 0.5 / double (intmax ("uint16")); + lim_i16 = eps + 0.5 / ( double (intmax("int16")) - double (intmin ("int16")) ); - a90(:,:,1) = [5 6; 3 4; 1 2]; - a90(:,:,2) = a90(:,:,1) + 6; - a90(:,:,3) = a90(:,:,2) + 6; + ## default values + assert (im2double (imadjust (in_u8)), imadjust (in_u8_d), lim_u8) + assert (im2double( imadjust (in_u16)), imadjust (in_u16_d), lim_u16) + assert (im2double( imadjust (in_i16)), imadjust (in_i16_d), lim_i16) - a180(:,:,1) = [6 4 2; 5 3 1]; - a180(:,:,2) = a180(:,:,1) + 6; - a180(:,:,3) = a180(:,:,2) + 6; + ## single adjustment for all planes + args = {[.3; .7], [.1; .9], [1.5]}; + assert (im2double (imadjust (in_u8, args{:})), imadjust (in_u8_d, args{:}), lim_u8) + assert (im2double (imadjust (in_u16, args{:})), imadjust (in_u16_d, args{:}), lim_u16) + assert (im2double (imadjust (in_i16, args{:})), imadjust (in_i16_d, args{:}), lim_i16) - am90(:,:,1) = [2 1; 4 3; 6 5]; - am90(:,:,2) = am90(:,:,1) + 6; - am90(:,:,3) = am90(:,:,2) + 6; + ## single adjustment for all planes (mixed with some complement) + args = {reshape([.2 .3 .25 .1 0 .1; .9 .7 .85 .9 1 .8], [2 2 3]), + reshape([.1 .2 .05 .9 1 .3; .9 .85 .7 .1 0 .9], [2 2 3]), + reshape([1 .75 1 1.2 1.5 2], [1 2 3])}; + assert (im2double (imadjust (in_u8, args{:})), imadjust (in_u8_d, args{:}), lim_u8) + assert (im2double (imadjust (in_u16, args{:})), imadjust (in_u16_d, args{:}), lim_u16) + assert (im2double (imadjust (in_i16, args{:})), imadjust (in_i16_d, args{:}), lim_i16) - assert (imrotate (a, 0), a); - assert (imrotate (a, 90), a90); - assert (imrotate (a, -90), am90); - assert (imrotate (a, 180), a180); - assert (imrotate (a, -180), a180); - assert (imrotate (a, 270), am90); - assert (imrotate (a, -270), a90); - assert (imrotate (a, 360), a); + ## test use of [] as limit and negative + args = {[], [.95; 0], 1.25}; + assert (im2double (imadjust (in_u8, args{:})), imadjust (in_u8_d, args{:}), lim_u8) + assert (im2double (imadjust (in_u16, args{:})), imadjust (in_u16_d, args{:}), lim_u16) + assert (im2double (imadjust (in_i16, args{:})), imadjust (in_i16_d, args{:}), lim_i16) +36 tests, 36 passed, 0 known failure, 0 skipped +[inst/ycbcr2rgb.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/ycbcr2rgb.m +***** assert (ycbcr2rgb (rgb2ycbcr (jet (10))), jet (10), 0.00001); +***** assert (class (ycbcr2rgb (single (rand (5, 5, 3)))), "single") +2 tests, 2 passed, 0 known failure, 0 skipped +[inst/lab2uint8.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/lab2uint8.m ***** test - # bug #53309 - in = ones (2, 4); - out = [0 1 1 0; 0 1 1 0]; - assert (imrotate (in, 90, "nearest", "crop"), out) - assert (imrotate (repmat (in, [1 1 3]), 90, "nearest", "crop"), - repmat (out, [1 1 3])) + cm_uint8 = uint8 ([0 1 2 3 4 127 128 200 254 255]); + cm_uint8 = repmat (cm_uint8(:), [1 3]); + im2d_uint8 = reshape (cm_uint8, [5 2 3]); + imnd_uint8 = permute (im2d_uint8, [1 4 3 2]); + + cm_uint16 = uint16 ([0 256 512 768 1024 32512 32768 51200 65024 65280]); + cm_uint16 = repmat (cm_uint16(:), [1 3]); + assert (lab2uint16 (cm_uint8), cm_uint16) + im2d_uint16 = reshape (cm_uint16, [5 2 3]); + assert (lab2uint16 (im2d_uint8), im2d_uint16) + assert (lab2uint16 (imnd_uint8), permute (im2d_uint16, [1 4 3 2])) + + l1 = 100/255; + cm = [ + 0 -128 -128 + l1 -127 -127 + 2*l1 -126 -126 + 3*l1 -125 -125 + 4*l1 -124 -124 + 127*l1 -1 -1 + 128*l1 0 0 + 200*l1 72 72 + 254*l1 126 126 + 100 127 127]; + im2d = reshape (cm, [5 2 3]); + imnd = permute (im2d, [1 4 3 2]); + + assert (lab2double (cm_uint8), cm) + assert (lab2double (im2d_uint8), im2d) + assert (lab2double (imnd_uint8), imnd) + + assert (lab2single (cm_uint8), single (cm)) + assert (lab2single (im2d_uint8), single (im2d)) + assert (lab2single (imnd_uint8), single (imnd)) +1 test, 1 passed, 0 known failure, 0 skipped +[inst/mean2.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/mean2.m ***** test - ## bug #53309 - rgbs = { - rand(5, 4, 3), # normal path, does interpolation - rand(4, 4, 3), # rows and columns, same number, simple rotdim - rand(4, 6, 3), # rows and columns differents, but of length even - }; - for rgb_i = 1:numel(rgbs) - rgb = rgbs{rgb_i}; - rot = imrotate (rgb, 90, "nearest", "crop"); - for i = 1:3 - assert (rot(:,:,i), imrotate (rgb(:,:,i), 90, "nearest", "crop")) - endfor - ## same check but with an integer class - rgb = im2uint8 (rgb); - rot = imrotate (rgb, 90, "nearest", "crop"); - assert (class (rgb), class (rot)) - for i = 1:3 - assert (rot(:,:,i), imrotate (rgb(:,:,i), 90, "nearest", "crop")) - endfor + ## This throws a division by zero warning which Matlab does not, but + ## that's because Matlab does not throw such warnings in the first + ## place. Octave does, so we do not turn the warning off. + warning ("off", "Octave:divide-by-zero", "local"); + assert (mean2 ([]), NaN) +***** assert (mean2 (logical ([1 1; 0 0])), 0.5) +***** assert (mean2 (ones (3, 3, 3)), 1) +***** assert (mean2 (i), i) +***** assert (mean2 ([1 i]), [0.5+0.5i]) +***** assert (mean2 (speye (3)), sparse (1/3)) +6 tests, 6 passed, 0 known failure, 0 skipped +[inst/lab2single.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/lab2single.m +***** test + l_max_f = 100 + (25500 / 65280); + ab_max_f = 127 + (255 / 256); + cm = [ + -Inf + Inf + NaN + l_max_f + ab_max_f + -200 + -129 + -128 + -128+(255/65280)*(0.499) + -128+(255/65280)*(0.500) + -128+(255/65280)*(0.501) + -127 + -1 + 0 + (100/65280)*(0.499999) + (100/65280)*(0.51) + (100/65280)*(0.500001) + 1 + 99 + 100 + 101 + 126 + 127 + 128 + 254 + 255 + 256 + 257]; + cm = repmat (single (cm), [1 3]); + im2d = reshape (cm, [7 4 3]); + imnd = permute (im2d, [1 4 3 2]); + + cm_uint8 = uint8 ([ + 0 0 0 + 255 255 255 + 255 255 255 + 255 228 228 + 255 255 255 + 0 0 0 + 0 0 0 + 0 0 0 + 0 0 0 + 0 0 0 + 0 0 0 + 0 1 1 + 0 127 127 + 0 128 128 + 0 128 128 + 0 128 128 + 0 128 128 + 3 129 129 + 252 227 227 + 255 228 228 + 255 229 229 + 255 254 254 + 255 255 255 + 255 255 255 + 255 255 255 + 255 255 255 + 255 255 255 + 255 255 255]); + + assert (lab2uint8 (cm), cm_uint8) + im2d_uint8 = reshape (cm_uint8, [7 4 3]); + assert (lab2uint8 (im2d), im2d_uint8) + assert (lab2uint8 (imnd), permute (im2d_uint8, [1 4 3 2])) + + cm_uint16 = uint16 ([ + 0 0 0 + 65535 65535 65535 + 65535 65535 65535 + 65535 58468 58468 + 65535 65535 65535 + 0 0 0 + 0 0 0 + 0 0 0 + 0 0 0 + 0 1 1 + 0 1 1 + 0 256 256 + 0 32512 32512 + 0 32768 32768 + 0 32768 32768 + 1 32768 32768 + 1 32768 32768 + 653 33024 33024 + 64627 58112 58112 + 65280 58368 58368 + 65535 58624 58624 + 65535 65024 65024 + 65535 65280 65280 + 65535 65535 65535 + 65535 65535 65535 + 65535 65535 65535 + 65535 65535 65535 + 65535 65535 65535]); + + assert (lab2uint16 (cm), cm_uint16) + im2d_uint16 = reshape (cm_uint16, [7 4 3]); + assert (lab2uint16 (im2d), im2d_uint16) + assert (lab2uint16 (imnd), permute (im2d_uint16, [1 4 3 2])) + + assert (lab2double (cm), double (cm)) + assert (lab2double (im2d), double (im2d)) + assert (lab2double (imnd), double (imnd)) +1 test, 1 passed, 0 known failure, 0 skipped +[inst/im2uint16.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/im2uint16.m +***** assert (im2uint16 (uint16 ([1 2 3])), uint16 ([1 2 3])); +***** assert (im2uint16 (uint8 ([0 127 128 255])), uint16 ([0 32639 32896 65535])); +***** assert (im2uint16 ([0 0.5 1]), uint16 ([0 32768 65535])); +***** assert (im2uint16 ([0 1/65535 1.4/65535 1.5/65535 1]), uint16 ([0 1 1 2 65535])); +***** assert (im2uint16 ([1 2]), uint16 ([65535 65535])); +***** assert (im2uint16 ([-1 0 0.5 1]), uint16 ([0 0 32768 65535])); +***** assert (im2uint16 (int16 ([-32768 -1 0 32768])), uint16 ([0 32767 32768 65535])); +***** assert (im2uint16 ([false true]), uint16 ([0 65535])); +***** assert (im2uint16 ([true false]), uint16 ([65535 0])); +***** assert (im2uint16 (uint8 ([3 25]), "indexed"), uint16 ([3 25])); +***** assert (im2uint16 ([1 3 25], "indexed"), uint16 ([0 2 24])); +***** error im2uint16 ([0 1 2], "indexed"); +***** error im2uint16 (int16 ([17 8]), "indexed"); +***** error im2uint16 (int16 ([-7 8]), "indexed"); +***** error im2uint16 ([false true], "indexed"); +***** error im2uint16 (65537, "indexed"); +16 tests, 16 passed, 0 known failure, 0 skipped +[inst/hough.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/hough.m +***** shared BW0, BW1, BW2, BWx, BWy + + BW0 = false (5); + BW0(2,2) = true; + + BW1 = zeros (100, 100); + BW1(1,1) = 1; + BW1(100,100) = 1; + BW1(1,100) = 1; + BW1(100, 1) = 1; + BW1(50,50) = 1; + + n = 100; + BW2 = false (n); + a = 50; # line starts at left side at row a + b = 3; # slope of line is 1:b + for column = 1:n + if (rem (column, b) == 0) + row = a - column/b; + BW2(row, column) = true; + endif endfor -6 tests, 5 passed, 1 known failure, 0 skipped -[inst/rgb2ntsc.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/rgb2ntsc.m -***** assert (rgb2ntsc ([1 0 0]), [.299 .596 .211]) -***** assert (rgb2ntsc ([0 1 0]), [.587 -.274 -.523]) -***** assert (rgb2ntsc ([0 0 1]), [.114 -.322 .312]) + + BWx = false (10); + BWx(:,5) = true; + + BWy = false (10); + BWy(5,:) = true; ***** test - rgb_map = rand (64, 3); - assert (ntsc2rgb (rgb2ntsc (rgb_map)), rgb_map, 1e-3); + [H, T, R] = hough (BW1); + assert (size (H), [283 180]); ***** test - rgb_img = rand (64, 64, 3); - assert (ntsc2rgb (rgb2ntsc (rgb_img)), rgb_img, 1e-3); - assert (rgb2ntsc ([1.5 1 1]), [1.149 0.298 0.105], 1e-3); -***** error rgb2ntsc () -***** error rgb2ntsc (1,2) -***** error rgb2ntsc ({1}) -***** error rgb2ntsc (ones (2,2)) + [H, T, R] = hough (BW1, "Theta", [-90 0 45 79]); + assert (size (H), [283 4]); ***** test - rgb = rand (16, 16, 3, 5); - yiq = zeros (size (rgb)); - for i = 1:5 - yiq(:,:,:,i) = rgb2ntsc (rgb(:,:,:,i)); + [H, T, R] = hough (BW1, "ThetaResolution", 0.5); + assert (size (H), [283 360]); +***** error hough ("foo") +***** test + I = [0 0 1 0; 1 1 1 1; 0 0 1 1; 0 0 1 0]; + I2 = I; + for v = [0.7 0.2 5] + I2(1,3) = v; + assert (hough (I2), hough (I)) endfor - assert (rgb2ntsc (rgb), yiq); +***** error + [H, T, R] = hough (BW0, "Theta"); +***** error + [H, T, R] = hough (BW0, "Theta", ones (10)); +***** error + [H, T, R] = hough (BW0, "Theta", [5 -i 7]); +***** error + [H, T, R] = hough (BW0, "RhoResolution", 0.5); ***** test - ntsc = rgb2ntsc (rand (10, 10, 3)); - assert (class (ntsc), "double"); - assert (size (ntsc), [10 10 3]); + [Hd, Td, Rd] = hough (BW0); + [H1, T1, R1] = hough (BW0, "RhoResolution", 1); + assert (Hd, H1) + assert (Td, T1) + assert (Rd, R1) ***** test - ntsc = rgb2ntsc (rand (10, 10, 3, "single")); - assert (class (ntsc), "single"); - assert (size (ntsc), [10 10 3]); + [H, theta, rho] = hough (BW2); + H_max = max (H(:)); + H_size = size (H); + [~, max_idx_lin] = max (H(:)); + [max_row, max_column] = ind2sub (size (H), max_idx_lin); + theta_max = theta(max_column); + rho_max = rho(max_row); + assert (H_max , 33); + assert (H_size, [283 180]); + assert (max_row, 188); + assert (max_column, 163); + assert (theta_max, 72); + assert (rho_max, 46); ***** test - rgb = (rand (10, 10, 3) * 3 ) - 0.5; # values outside range [0 1] - ntsc = rgb2ntsc (rgb); - assert (class (ntsc), "double"); - assert (size (ntsc), [10 10 3]); + [H, theta, rho] = hough (BW2, "Theta", [65:1:75]); + H_max = max (H(:)); + H_size = size (H); + [~, max_idx_lin] = max (H(:)); + [max_row, max_column] = ind2sub (size (H), max_idx_lin); + theta_max = theta(max_column); + rho_max = rho(max_row); + assert (H_max , 33); + assert (H_size, [283 11]); + assert (max_row, 188); + assert (max_column, 8); + assert (theta_max, 72); + assert (rho_max, 46); ***** test - rgb = (rand (10, 10, 3, "single") * 3 ) - 0.5; # values outside range [0 1] - ntsc = rgb2ntsc (rgb); - assert (class (ntsc), "single"); - assert (size (ntsc), [10 10 3]); + [H, theta, rho] = hough (BW2, "Theta", [-90:0.5:89.5]); + H_max = max (H(:)); + H_size = size (H); + [~, max_idx_lin] = max (H(:)); + [max_row, max_column] = ind2sub (size (H), max_idx_lin); + theta_max = theta(max_column); + rho_max = rho(max_row); + assert (H_max , 33); + assert (H_size, [283 360]); + assert (max_row, 188); + assert (max_column, 324); + assert (theta_max, 71.5); + assert (rho_max, 46); ***** test - ntsc = rgb2ntsc (randi ([0 255], 10, 10, 3, "uint8")); - assert (class (ntsc), "double"); - assert (size (ntsc), [10 10 3]); + [H, theta, rho] = hough (BW2, "ThetaResolution", 0.5); + H_max = max (H(:)); + H_size = size (H); + [~, max_idx_lin] = max (H(:)); + [max_row, max_column] = ind2sub (size (H), max_idx_lin); + theta_max = theta(max_column); + rho_max = rho(max_row); + assert (H_max , 33); + assert (H_size, [283 360]); + assert (max_row, 188); + assert (max_column, 324); + assert (theta_max, 71.5); + assert (rho_max, 46); ***** test - ntsc = rgb2ntsc (randi ([0 65535], 10, 10, 3, "uint16")); - assert (class (ntsc), "double"); - assert (size (ntsc), [10 10 3]); + [H, theta, rho] = hough (BWx); + H_max = max (H(:)); + [~, max_idx_lin] = max (H(:)); + [max_row, max_column] = ind2sub (size (H), max_idx_lin); + theta_max = theta(max_column); + rho_max = rho(max_row); + assert (H_max , 10); + assert (max_column, 88); + assert (theta_max, -3); + assert (rho_max, 4); ***** test - ntsc = rgb2ntsc (randi ([-128 127], 10, 10, 3, "int8")); - assert (class (ntsc), "double"); - assert (size (ntsc), [10 10 3]); + [H, theta, rho] = hough (BWx); + H_size = size (H); + [~, max_idx_lin] = max (H(:)); + [max_row, max_column] = ind2sub (size (H), max_idx_lin); + assert (H_size, [27 180]); + assert (max_row, 18); ***** test - rgb_double = reshape ([1 0 0 0 0 1 0 0 0 0 1 0], [2 2 3]); - rgb_uint8 = reshape (uint8 ([255 0 0 0 0 255 0 0 0 0 255 0]), - [2 2 3]); - rgb_int16 = int16 (double (rgb_double * uint16 (65535)) -32768); - expected = reshape ([.299 .587 .114 0 .596 -.274 -.322 0 .211 -.523 .312 0], - [2 2 3]); - - assert (rgb2ntsc (rgb_double), expected); - assert (rgb2ntsc (rgb_uint8), expected); - assert (rgb2ntsc (single (rgb_double)), single (expected)); + [H, theta, rho] = hough (BWy); + H_max = max (H(:)); + [~, max_idx_lin] = max (H(:)); + [max_row, max_column] = ind2sub (size (H), max_idx_lin); + theta_max = theta(max_column); + rho_max = rho(max_row); + assert (H_max , 10); + assert (max_column, 1); + assert (theta_max, -90); + assert (rho_max, -4); +***** test + [H, theta, rho] = hough (BWy); + H_size = size (H); + [~, max_idx_lin] = max (H(:)); + [max_row, max_column] = ind2sub (size (H), max_idx_lin); + assert (H_size, [27 180]); + assert (max_row, 10); +***** demo + BW = zeros (100, 150); + BW(30,:) = 1; + BW(:, 65) = 1; + BW(35:45, 35:50) = 1; + for i = 1:90 + BW(i,i) = 1; + endfor + BW = imnoise (BW, "salt & pepper"); + figure (); + imshow (BW); + title ("BW"); + [H, theta, rho] = hough (BW); + H /= max (H(:)); + figure (); + imshow (H, "XData", theta, "YData", rho); + title ("hough transform of BW"); + axis on; + xlabel ("angle \\theta [degrees]"); + ylabel ("distance \\rho to origin [pixels]"); 18 tests, 18 passed, 0 known failure, 0 skipped +[inst/imdivide.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imdivide.m +***** assert (imdivide (uint8 ([23 250]), uint8 ([ 2 50])), uint8 ([ 12 5])); # default to first class +***** assert (imdivide (uint8 ([56 255]), uint8 ([ 0 0])), uint8 ([255 255])); # dividing by zero works (tested in matlab) +***** assert (imdivide (uint8 ([23 250]), 2), uint8 ([ 12 125])); # works subtracting a scalar +***** assert (imdivide (uint8 ([23 250]), uint8 ([ 2 50]), "uint16"), uint16 ([ 12 5])); # defining output class works (not in matlab) +***** assert (imdivide (logical ([1 1 0 0]), logical ([1 0 1 0])), double ([1 Inf 0 NaN])); # dividing logical matrix (tested in matlab) +***** fail ("imdivide (uint8 ([23 250]), uint16 ([23 250]))"); # input needs to have same class +6 tests, 6 passed, 0 known failure, 0 skipped +[inst/imimposemin.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imimposemin.m +***** shared im0, bw0, out0, out0_4 + im0 = uint8 ([5 5 5 5 5; + 5 4 3 4 5; + 5 3 0 3 5; + 5 4 3 4 5; + 5 5 5 5 5]); + bw0 = false (5); + bw0(4, 4) = true; + out0 = im0 + 1; + out0(4, 4) = 0; + out0_4 = out0; + out0_4(3, 3) = 4; +***** error imimposemin () +***** error imimposemin (im0) +***** error imimposemin ("hello", bw0) +***** error imimposemin (i.*im0, bw0) +***** error imimposemin (sparse (im0), bw0) +***** error imimposemin (im0, ones (2)) +***** error imimposemin (im0, 'hello') +***** error imimposemin (im0, i .* double (bw0)) +***** error imimposemin (im0, sparse (bw0)) +***** error imimposemin (im0, bw0, 'hello') +***** error imimposemin (im0, bw0, 3) +***** assert (imimposemin (im0, bw0), out0) +***** assert (imimposemin (im0, bw0, 8), out0) +***** assert (imimposemin (im0, bw0, 4), out0_4) +***** assert (imimposemin (im0, bw0, true (3)), out0) +***** test + out = imimposemin (im0, bw0); + assert (size (out), size (im0)) + assert (class (out), "uint8") +***** test + out = imimposemin (double (im0), bw0); + assert (size (out), size (im0)) + assert (class (out), "double") +***** test + out = imimposemin (single (im0), bw0); + assert (size (out), size (im0)) + assert (class (out), "single") +***** test + out = imimposemin (uint16 (im0), bw0); + assert (size (out), size (im0)) + assert (class (out), "uint16") +***** test + im = cat (3, im0, im0, im0, im0); + bw = cat (3, bw0, bw0, bw0, bw0); + out = imimposemin (im, bw); + assert (size (out), size (im)) +***** test + expected_double = double (im0); + expected_double += 0.005; + expected_double(4, 4) = -inf; + out = imimposemin (double (im0), bw0); + assert (out, expected_double, eps) +***** test + im = uint8 (10 .* ones (10)); + im(6:8, 6:8) = 2; + im(2:4, 2:4) = 7; + im(3, 3) = 5; + im(2, 9) = 9; + im(3, 8) = 9; + im(9, 2) = 9; + im(8, 3) = 9; + bw = false (10); + bw(3, 3) = true; + bw(6:8, 6:8) = true; + expected = uint8 (11 .* ones(10)); + expected(2:4, 2:4) = 8; + expected(3, 3) = 0; + expected(6:8, 6:8) = 0; + expected_double = double (expected); + expected_double -= 0.992; + expected_double (expected_double < 0) = -inf; + out = imimposemin (im, bw); + assert (out, expected, eps) + out = imimposemin (double (im), bw); + assert (out, expected_double, eps) +22 tests, 22 passed, 0 known failure, 0 skipped [inst/imcrop.m] >>>>> /build/reproducible-path/octave-image-2.16.0/inst/imcrop.m ***** test @@ -14078,761 +14489,247 @@ ## becomes an issue to anyone we can review this decision. assert (imcrop (magic (5), [6 -3 2 5]), zeros (2, 0)) 9 tests, 9 passed, 0 known failure, 0 skipped -[inst/iradon.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/iradon.m -***** assert (iradon (single ([0; 1; 1; 0]), 90)); -***** assert (iradon (double ([0; 1; 1; 0]), 90)); -***** assert (iradon (int8 ([0; 1; 1; 0]), 90)); -***** assert (iradon (int16 ([0; 1; 1; 0]), 90)); -***** assert (iradon (int32 ([0; 1; 1; 0]), 90)); -***** assert (iradon (int64 ([0; 1; 1; 0]), 90)); -***** assert (iradon (uint8 ([0; 1; 1; 0]), 90)); -***** assert (iradon (uint16 ([0; 1; 1; 0]), 90)); -***** assert (iradon (uint32 ([0; 1; 1; 0]), 90)); -***** assert (iradon (uint64 ([0; 1; 1; 0]), 90)); -***** assert (iradon (logical ([0; 1; 1; 0]), 90)); -***** assert (iradon (ones (5), 1:5)); -***** assert (iradon (ones (5), 1:5, 'nearest')); -***** assert (iradon (ones (5), 1:5, 'linear')); -***** assert (iradon (ones (5), 1:5, 'spline')); -***** assert (iradon (ones (5), 1:5, 'pchip')); -***** assert (iradon (ones (5), 1:5, 'linear', 'None')); -***** assert (iradon (ones (5), 1:5, 'linear', 'Ram-Lak')); -***** assert (iradon (ones (5), 1:5, 'linear', 'Shepp-Logan')); -***** assert (iradon (ones (5), 1:5, 'linear', 'Cosine')); -***** assert (iradon (ones (5), 1:5, 'linear', 'Hamming')); -***** assert (iradon (ones (5), 1:5, 'linear', 'Hann')); -***** assert (iradon (ones (5), 1:5, 'linear', 'None', 0.45)); -***** assert (iradon (ones (5), 1:5, 'linear', 'None', 0.45, 5)); -***** test - [R, F] = iradon (ones (5), 1:5); - assert(isvector(F)); - assert(ismatrix(R)); -***** error iradon (); -***** error iradon ('xxx'); -***** error iradon (ones (2), 'xxx'); -***** error iradon (ones (5), 1:5, 'foo'); -***** error iradon (ones (5), 1:5, 'linear', 'foo'); -***** error iradon (ones (5), 1:5, 'linear', 'none', 'foo'); -***** error iradon (ones (5), 1:5, 'linear', 'none', 0.65, 'foo'); -***** test - A = iradon([0; 1; 1; 0], 90); - A_matlab = 0.4671 .* ones (2); - assert (A, A_matlab, 0.02); # as Matlab compatible as iradon outputs currently get -***** test - A = iradon (radon (ones (2, 2), 0:5), 0:5, "nearest", "none"); - A_matlab = [1, 1, 1, 1]' * [0.4264, 2.7859, 2.7152, 0.3557]; - assert (A, A_matlab, 0.0001); -***** test - P = phantom (128); - R = radon (P, 0:179); - - IR = iradon (R, 0:179, [], [], [], 128); # (errors in Matlab because of []s) - D = P - IR; - maxdiff = max (abs (D(:))); - maxdiff_matlab = 0.3601; - assert (maxdiff, maxdiff_matlab, 0.002); - meandiff = mean (abs (D(:))); - meandiff_matlab = 0.0218; - assert (meandiff, meandiff_matlab, 0.001); - - filtername = "None"; - IR = iradon (R, 0:179, [], filtername, [], 128); - D = P - IR; - maxdiff = max (abs (D(:))); - maxdiff_matlab = 36.5671; - assert (maxdiff, maxdiff_matlab, 0.0001); - meandiff = mean (abs (D(:))); - meandiff_matlab = 24.6302; - assert (meandiff, meandiff_matlab, 0.0001); - - filtername = "Ram-Lak"; # is same as default - IR = iradon (R, 0:179, [], filtername, [], 128); - D = P - IR; - maxdiff = max (abs (D(:))); - maxdiff_matlab = 0.3601; - assert (maxdiff, maxdiff_matlab, 0.002); - meandiff = mean (abs (D(:))); - meandiff_matlab = 0.0218; - assert (meandiff, meandiff_matlab, 0.001); - - filtername = "Hamming"; - IR = iradon (R, 0:179, [], filtername, [], 128); - D = P - IR; - maxdiff = max (abs (D(:))); - maxdiff_matlab = 0.5171; - assert (maxdiff, maxdiff_matlab, 0.005); - meandiff = mean (abs (D(:))); - meandiff_matlab = 0.0278; - assert (meandiff, meandiff_matlab, 0.003); - - filtername = "Shepp-Logan"; - IR = iradon (R, 0:179, [], filtername, [], 128); - D = P - IR; - maxdiff = max (abs (D(:))); - maxdiff_matlab = 0.3941; - assert (maxdiff, maxdiff_matlab, 0.005); - meandiff = mean (abs (D(:))); - meandiff_matlab = 0.0226; - assert (meandiff, meandiff_matlab, 0.0015); - - filtername = "Cosine"; - IR = iradon (R, 0:179, [], filtername, [], 128); - D = P - IR; - maxdiff = max (abs (D(:))); - maxdiff_matlab = 0.4681; - assert (maxdiff, maxdiff_matlab, 0.005); - meandiff = mean (abs (D(:))); - meandiff_matlab = 0.0249; - assert (meandiff, meandiff_matlab, 0.002); +[inst/immse.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/immse.m +***** error immse (rand (10), rand (12)) +***** error immse (uint8 ([0 1 2 3]), uint16 ([0 1 2 3])) +***** error immse (double ([0 1 2 3]), single ([0 1 2 3])) +***** assert (immse (magic (5), magic (5)), 0) +***** assert (immse (single (magic (5)), single (magic (5))), single (0)) +***** assert (immse (uint8 (magic (5)), uint8 (magic (5))), 0) +6 tests, 6 passed, 0 known failure, 0 skipped +[inst/fftconv2.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/fftconv2.m +***** xtest + a = repmat (1:10, 5); + b = repmat (10:-1:3, 7); + assert (fftconv2 (a, b), conv2 (a, b), 1.8e4*eps) + assert (fftconv2 (b, a), conv2 (b, a), 1.8e4*eps) + assert (fftconv2 (a, b, "full"), conv2 (a, b, "full"), 1.8e4*eps) + assert (fftconv2 (b, a, "full"), conv2 (b, a, "full"), 1.8e4*eps) + assert (fftconv2 (a, b, "same"), conv2 (a, b, "same"), 1.8e4*eps) + assert (fftconv2 (b, a, "same"), conv2 (b, a, "same"), 1.8e4*eps) + assert (isempty (fftconv2 (a, b, "valid"))); + assert (fftconv2 (b, a, "valid"), conv2 (b, a, "valid"), 1e4*eps) +!!!!! known failure +ASSERT errors for: assert (fftconv2 (b, a, "valid"),conv2 (b, a, "valid"),1e4 * eps) - filtername = "Hann"; - IR = iradon (R, 0:179, [], filtername, [], 128); - D = P - IR; - maxdiff = max (abs (D(:))); - maxdiff_matlab = 0.5334; - assert (maxdiff, maxdiff_matlab, 0.005); - meandiff = mean (abs (D(:))); - meandiff_matlab = 0.0285; - assert (meandiff, meandiff_matlab, 0.0025); -***** demo - P = phantom (); - figure, imshow (P, []), title ("Original image") - projections = radon (P, 0:179); - reconstruction = iradon (projections, 0:179, 'Spline', 'Hann'); - figure, imshow (reconstruction, []), title ("Reconstructed image") -35 tests, 35 passed, 0 known failure, 0 skipped -[inst/imnoise.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imnoise.m -***** assert(var(imnoise(ones(10)/2,'gaussian')(:)),0.01,0.005) # probabilistic -***** assert(length(find(imnoise(ones(10)/2,'salt & pepper')~=0.5)),5,10) # probabilistic -***** assert(var(imnoise(ones(10)/2,'speckle')(:)),0.01,0.005) # probabilistic -***** test - A = imnoise (.5 * ones (100), 'poisson'); - assert (class (A), 'double') -***** test - A = imnoise (.5 * ones (100, 'single'), 'poisson'); - assert (class (A), 'single') -***** test - A = imnoise (128 * ones (100, 'uint8'), 'poisson'); - assert (class (A), 'uint8') + Location | Observed | Expected | Reason + (2,1) 9245-3.2818899e-14i 9245 Abs err 3.6381e-12 exceeds tol 2.2204e-12 by 1e-12 ***** test - A = imnoise (256 * ones (100, 'uint16'), 'poisson'); - assert (class (A), 'uint16') + x = 1:4; + y = 4:-1:1; + a = repmat(1:10, 5); + assert (fftconv2 (x, y, a), conv2 (x, y, a), 1e4*eps) + assert (fftconv2 (x, y, a, "full"), conv2 (x, y, a, "full"), 1e4*eps) + assert (fftconv2 (x, y, a, "same"), conv2 (x, y, a, "same"), 1e4*eps) + assert (fftconv2 (x, y, a, "valid"), conv2 (x, y, a, "valid"), 1e4*eps) ***** demo - A = imnoise (2^7 * ones (100, 'uint8'), 'poisson'); - subplot (2, 2, 1) - imshow (A) - title ('uint8 image with poisson noise') - A = imnoise (2^15 * ones (100, 'uint16'), 'poisson'); - subplot (2, 2, 2) - imshow (A) - title ('uint16 image with poisson noise') - A = imnoise (.5 * ones (100), 'poisson'); - subplot (2, 2, 3) - imshow (A) - title ('double image with poisson noise') - A = imnoise (.5 * ones (100, 'single'), 'poisson'); - subplot (2, 2, 4) - imshow (A) - title ('single image with poisson noise') -7 tests, 7 passed, 0 known failure, 0 skipped -[inst/im2bw.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/im2bw.m -***** assert(im2bw ([0 0.4 0.5 0.6 1], 0.5), logical([0 0 0 1 1])); # basic usage -***** assert(im2bw (uint8 ([0 100 255]), 0.5), logical([0 0 1])); # with a uint8 input -***** warning bw = im2bw (logical ([0 1 0])); -***** warning bw = im2bw (logical ([0 1 0]), 1); -***** test - warning ("off", "all", "local"); - assert (im2bw (logical ([0 1 0])), logical ([0 1 0])) - assert (im2bw (logical ([0 1 0]), 0), logical ([0 1 0])) - assert (im2bw (logical ([0 1 0]), 1), logical ([0 1 0])) -***** assert (nnz (im2bw (uint8 ([0:255]), 0.9)), 26) -***** test - img = uint8 ([0:255]); - s = 0; - for i=0:.1:1 - s += nnz (im2bw (img, i)); - endfor - assert (s, 1405) -***** assert (nnz (im2bw (int16 ([-128:127]), 0.499)), 194) -***** assert (nnz (im2bw (int16 ([-128:127]), 0.500)), 128) -***** assert (nnz (im2bw (int16 ([-128:127]), 0.501)), 62) -***** test - img = uint16 ([0:intmax("uint16")]); - s = 0; - for i=0:.1:1 - s += nnz (im2bw (img, i)); - endfor - assert (s, 360445) -***** test - img = int16 ([intmin("int16"):intmax("int16")]); - s = 0; - for i=0:.1:1 - s += nnz (im2bw (img, i)); - endfor - assert (s, 360445) -***** test - im = [((randn(10)/10)+.3) ((randn(10)/10)+.7)]; - assert (im2bw (im, "Otsu"), im2bw (im, graythresh (im, "Otsu"))) - assert (im2bw (im, "moments"), im2bw (im, graythresh (im, "moments"))) -***** test - im = [((randn(10)/10)+.3) ((randn(10)/10)+.7)]; - im = reshape (im, [10 10 1 2]); - assert (im2bw (im, "Otsu"), im2bw (im, graythresh (im, "Otsu"))) - assert (im2bw (im, "moments"), im2bw (im, graythresh (im, "moments"))) -14 tests, 14 passed, 0 known failure, 0 skipped -[inst/isind.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/isind.m -***** assert (isind ([]), false); -***** assert (isind (1:10), true); -***** assert (isind (0:10), false); -***** assert (isind (1), true); -***** assert (isind (0), false); -***** assert (isind ([1.3 2.4]), false); -***** assert (isind ([1 2; 3 4]), true); -***** assert (isind (randi (100, 10, 10, 1, 4)), true); -***** assert (isind (randi (100, 10, 10, 3, 4)), false); -***** assert (isind (randi (100, 10, 10, 1, 4, 2)), false); -10 tests, 10 passed, 0 known failure, 0 skipped -[inst/imgradient.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imgradient.m -***** test - A = [0 1 0 - 1 1 1 - 0 1 0]; - - [gMag, gDir] = imgradient (A); - assert (gMag,[sqrt(18) 4 sqrt(18); 4 0 4; sqrt(18),4,sqrt(18)]); - assert (gDir,[-45 -90 -135; -0 -0 -180; 45 90 135]); + ## Draw a cross + z = zeros (101, 101); + z(50, :) = 1; + z(:, 50) = 1; + subplot (1, 3, 1) + imshow (z); + title ("Original thin cross") - ## the following just test if passing gx and gy separately gets - ## us the same as the image and method though imgradient - [gxSobel, gySobel] = imgradientxy (A, "Sobel"); - [gxPrewitt, gyPrewitt] = imgradientxy (A, "Prewitt"); - [gxCd, gyCd] = imgradientxy (A, "CentralDifference"); - [gxId, gyId] = imgradientxy (A, "IntermediateDifference"); + ## Draw a sinc blob + b = getheight (strel ("ball", 10, 1)); + subplot (1, 3, 2) + imshow (b); + title ("Sync blob") - assert (imgradient (A), - imgradient (gxSobel, gySobel)); - assert (imgradient (A, "Sobel"), - imgradient (gxSobel, gySobel)); - assert (imgradient (A, "Prewitt"), - imgradient(gxPrewitt, gyPrewitt)); - assert (imgradient (A, "CentralDifference"), - imgradient (gxCd, gyCd)); - assert (imgradient (A, "IntermediateDifference"), - imgradient (gxId, gyId)); -1 test, 1 passed, 0 known failure, 0 skipped -[inst/imfilter.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imfilter.m + ## Convolve the cross with the blob + fc = real (fftconv2 (z, b, "same")); + subplot (1, 3, 3) + imshow (fc, [min(fc(:)) max(fc(:))]) + title ("Convolution in the frequency domain") +2 tests, 1 passed, 1 known failure, 0 skipped +[inst/lab2double.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/lab2double.m ***** test - img = [ - 8 2 6 7 4 3 7 8 4 1 - 9 9 1 1 4 7 3 3 8 1 - 2 9 8 3 7 6 5 8 6 5 - 9 5 9 1 8 2 7 3 5 8 - 6 8 7 1 2 2 9 9 9 9 - 1 2 7 8 5 5 9 4 3 2 - 3 4 7 7 5 9 5 2 7 6 - 5 9 4 3 6 4 2 3 7 5 - 9 8 6 9 7 6 2 6 4 1 - 9 9 2 1 7 3 3 5 6 4]; - - expected_corr = [ - 46 53 30 34 44 42 40 51 42 19 - 48 66 57 42 46 50 59 58 49 34 - 48 67 55 54 44 58 50 50 64 39 - 44 77 52 43 28 55 57 75 70 50 - 29 51 65 51 42 50 60 62 55 42 - 23 44 58 59 63 59 55 57 50 36 - 36 50 52 56 56 47 48 45 47 39 - 51 64 70 62 56 50 40 38 41 31 - 58 72 50 49 58 45 41 42 49 28 - 27 37 27 21 19 26 16 23 24 17]; - assert (imfilter (img, [0 1 0; 2 1 1; 1 2 2]), expected_corr) + l_max_f = 100 + (25500 / 65280); + ab_max_f = 127 + (255 / 256); + cm = [ + -Inf + Inf + NaN + l_max_f + ab_max_f + -200 + -129 + -128 + -128+(255/65280)*(0.499999) + -128+(255/65280)*(0.500001) # should be 0.5, but float rounding error + -128+(255/65280)*(0.500002) + -127 + -1 + 0 + (100/65280)*(0.499999) + (100/65280)*(0.51) + (100/65280)*(0.500001) + 1 + 99 + 100 + 101 + 126 + 127 + 128 + 254 + 255 + 256 + 257]; + cm = repmat (cm, [1 3]); + im2d = reshape (cm, [7 4 3]); + imnd = permute (im2d, [1 4 3 2]); - ## test order of options (and matching with defaults) - assert (imfilter (img, [0 1 0; 2 1 1; 1 2 2], 0), expected_corr) - assert (imfilter (img, [0 1 0; 2 1 1; 1 2 2], "corr"), expected_corr) - assert (imfilter (img, [0 1 0; 2 1 1; 1 2 2], "corr", 0), expected_corr) - assert (imfilter (img, [0 1 0; 2 1 1; 1 2 2], 0, "corr"), expected_corr) + cm_uint8 = uint8 ([ + 0 0 0 + 255 255 255 + 255 255 255 + 255 228 228 + 255 255 255 + 0 0 0 + 0 0 0 + 0 0 0 + 0 0 0 + 0 0 0 + 0 0 0 + 0 1 1 + 0 127 127 + 0 128 128 + 0 128 128 + 0 128 128 + 0 128 128 + 3 129 129 + 252 227 227 + 255 228 228 + 255 229 229 + 255 254 254 + 255 255 255 + 255 255 255 + 255 255 255 + 255 255 255 + 255 255 255 + 255 255 255]); - expected_conv = [ - 21 31 23 22 21 28 29 26 22 6 - 47 55 43 43 51 44 49 64 44 24 - 56 69 53 34 47 50 57 48 52 37 - 38 70 60 56 41 57 54 61 66 44 - 46 67 53 48 32 54 59 65 63 46 - 28 56 63 50 36 54 58 66 63 47 - 20 43 55 62 67 57 52 53 44 28 - 42 51 54 61 57 53 44 46 48 39 - 53 70 63 50 57 42 38 38 43 33 - 53 62 50 54 52 44 38 40 40 20]; - assert (imfilter (img, [0 1 0; 2 1 1; 1 2 2], "conv"), expected_conv) + assert (lab2uint8 (cm), cm_uint8) + im2d_uint8 = reshape (cm_uint8, [7 4 3]); + assert (lab2uint8 (im2d), im2d_uint8) + assert (lab2uint8 (imnd), permute (im2d_uint8, [1 4 3 2])) - ## alternative class - assert (imfilter (single (img), [0 1 0; 2 1 1; 1 2 2]), - single (expected_corr)) - assert (imfilter (int8 (img), [0 1 0; 2 1 1; 1 2 2]), - int8 (expected_corr)) - assert (imfilter (uint8 (img), [0 1 0; 2 1 1; 1 2 2]), - uint8 (expected_corr)) + cm_uint16 = uint16 ([ + 0 0 0 + 65535 65535 65535 + 65535 65535 65535 + 65535 58468 58468 + 65535 65535 65535 + 0 0 0 + 0 0 0 + 0 0 0 + 0 0 0 + 0 1 1 + 0 1 1 + 0 256 256 + 0 32512 32512 + 0 32768 32768 + 0 32768 32768 + 1 32768 32768 + 1 32768 32768 + 653 33024 33024 + 64627 58112 58112 + 65280 58368 58368 + 65535 58624 58624 + 65535 65024 65024 + 65535 65280 65280 + 65535 65535 65535 + 65535 65535 65535 + 65535 65535 65535 + 65535 65535 65535 + 65535 65535 65535]); - assert (imfilter (single (img), [0 1 0; 2 1 1; 1 2 2], "conv"), - single (expected_conv)) - assert (imfilter (int8 (img), [0 1 0; 2 1 1; 1 2 2], "conv"), - int8 (expected_conv)) - assert (imfilter (uint8 (img), [0 1 0; 2 1 1; 1 2 2], "conv"), - uint8 (expected_conv)) + assert (lab2uint16 (cm), cm_uint16) + im2d_uint16 = reshape (cm_uint16, [7 4 3]); + assert (lab2uint16 (im2d), im2d_uint16) + assert (lab2uint16 (imnd), permute (im2d_uint16, [1 4 3 2])) + assert (lab2single (cm), single (cm)) + assert (lab2single (im2d), single (im2d)) + assert (lab2single (imnd), single (imnd)) +1 test, 1 passed, 0 known failure, 0 skipped +[inst/imgradientxy.m] +>>>>> /build/reproducible-path/octave-image-2.16.0/inst/imgradientxy.m ***** test - I = zeros (6); - I(2:3,2:3) = 1; - F = zeros (4); - F(2,2:3) = 1; - result = [0 0 0 0 0 0 - 1 2 1 0 0 0 - 1 2 1 0 0 0 - 0 0 0 0 0 0 - 0 0 0 0 0 0 - 0 0 0 0 0 0]; - assert (imfilter (I, F), result) -2 tests, 2 passed, 0 known failure, 0 skipped -[inst/imapplymatrix.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imapplymatrix.m -***** error id=Octave:invalid-fun-call imapplymatrix () -***** error id=Octave:invalid-fun-call imapplymatrix (42) -***** error id=Octave:invalid-input-arg imapplymatrix (ones (2, 2, 2), 42) -***** error id=Octave:invalid-input-arg imapplymatrix ([], ones (2, 2)) -***** error id=Octave:invalid-input-arg imapplymatrix (ones (0, 2), ones (2, 2)) -***** error id=Octave:invalid-input-arg imapplymatrix (ones (2, 0), ones (2, 2)) -***** error id=Octave:invalid-input-arg imapplymatrix (4, 2, [2, 2]) -***** error id=Octave:invalid-input-arg imapplymatrix (4, 2, [2, 2], "uint8") -***** error id=Octave:invalid-input-arg imapplymatrix (4, 2, 0, 666) -***** assert (imapplymatrix ([], []), []) -***** assert (imapplymatrix ([], [], "uint16"), uint16 ([])) -***** assert (imapplymatrix (1, 10, []), 10) -***** assert (imapplymatrix (1, 10, ones (0, 5)), 10) -***** assert (imapplymatrix (1, 10, ones (5, 0)), 10) -***** assert (imapplymatrix (ones (0), ones (0), 3), []) -***** assert (imapplymatrix (ones (0), ones (4, 0), 3), zeros (4, 0)) -***** assert (imapplymatrix (ones (0), ones (0, 4), 3), zeros (0, 4)) -***** assert (imapplymatrix (ones (2, 0), ones (0, 4), 3), zeros (0, 4)) -***** assert (imapplymatrix (ones (0, 2), ones (0, 4), 3), zeros (0, 4)) -***** assert (imapplymatrix (ones (0, 2), ones (0, 4, 0), 3), zeros (0, 4, 0)) -***** assert (imapplymatrix("a", ones(2, 2)), nan (2, 2)) -***** assert (imapplymatrix("abc", ones(2, 2)), nan (2, 2)) -***** assert (imapplymatrix (1, 10), 10) -***** assert (imapplymatrix (1, 10, 3), 13) -***** assert (imapplymatrix (ones (1), uint8 (10), 3), uint8 (13)) -***** assert (imapplymatrix (uint8 (ones (1)), 10, 3), double (13)) -***** assert (imapplymatrix (uint8 (ones (1)), uint8 (10), 3), uint8 (13)) -***** assert (imapplymatrix (2.6 * ones (1), uint8 (10), 4.7), uint8 (31)) -***** assert (imapplymatrix (42, ones (1, 2)), 42 * ones (1, 2)) -***** assert (imapplymatrix (42, ones (2, 1)), 42 * ones (2, 1)) -***** assert (imapplymatrix (42, ones (2, 2)), 42 * ones (2, 2)) -***** assert (imapplymatrix (42, ones (2, 2), 0.5), 42.5 * ones (2, 2)) -***** assert (imapplymatrix ([4, 2], ones (2, 2, 2), 0.5), 6.5 * ones (2, 2)) -***** assert (imapplymatrix ([4, 2; - 4, 2], ones (2, 2, 2), [0.5, 0.5]), 6.5 * ones (2, 2, 2)) -***** assert (imapplymatrix ([4, 2; - 4, 2], ones (2, 2, 2), [0.5; 0.5]), 6.5 * ones (2, 2, 2)) -***** assert (imapplymatrix ([1, 2, 3], ones (2, 2, 3)), 6 * ones (2, 2, 1)) -***** assert (imapplymatrix ([1, 2, 3], ones (2, 2, 3), 1), 7 * ones (2, 2, 1)) -***** test - expected = zeros (2, 2, 2, "uint8"); - expected(:, :, 1) = 7 * ones (2, 2); - expected(:, :, 2) = 16 * ones (2, 2); - I = uint8 (ones (2, 2, 3)); - assert (imapplymatrix ([1, 2, 3 - 4, 5, 6], I, [1, 1]), expected) -***** test - expected = zeros (2, 2, 2, 2, "uint16"); - expected(:, :, 1, 1) = 7 * ones (2, 2); - expected(:, :, 2, 1) = 16 * ones (2, 2); - expected(:, :, 1, 2) = 13 * ones (2, 2); - expected(:, :, 2, 2) = 31 * ones (2, 2); - I(:, :, :, 1) = uint16 (ones (2, 2, 3)); - I(:, :, :, 2) = 2 * uint16 (ones (2, 2, 3)); - assert (imapplymatrix ([1, 2, 3; - 4, 5, 6], I, [1, 1]), expected) -39 tests, 39 passed, 0 known failure, 0 skipped -[inst/rangefilt.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/rangefilt.m -***** test - im = rangefilt (ones (5)); - assert (im, zeros (5)); -***** test - A = zeros (3,3); - B = ones (3,3); - C = [1 1 1; 2 2 2; 3 3 3]; - D = C'; - E = ones (3,3); - E(2,2) = 2; - F = 3 .* ones (3,3); - F(2,2) = 1; - G = [-1 2 7; -5 2 8; -7 pi 9]; - H = [5 2 8; 1 -3 1; 5 1 0]; - A_out = [0 0 0; 0 0 0; 0 0 0]; - B_out = [0 0 0; 0 0 0; 0 0 0]; - C_out = [1 1 1; 2 2 2; 1 1 1]; - D_out = [1 2 1; 1 2 1; 1 2 1]; - E_out = [1 1 1; 1 1 1; 1 1 1]; - F_out = [2 2 2; 2 2 2; 2 2 2]; - G_out = [7 13 6; 7+pi 16 7; 7+pi 16 7]; - H_out = [8 11 11; 8 11 11; 8 8 4]; - assert (rangefilt (A), A_out) - assert (rangefilt (B), B_out) - assert (rangefilt (C), C_out) - assert (rangefilt (D), D_out) - assert (rangefilt (E), E_out) - assert (rangefilt (F), F_out) - assert (rangefilt (G), G_out, eps) - assert (rangefilt (H), H_out) -2 tests, 2 passed, 0 known failure, 0 skipped -[inst/imhist.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imhist.m -***** shared nn, bb, enn, ebb - [nn, bb] = imhist(logical([0 1 0 0 1])); -***** assert({nn, bb}, {[3 2]', [0 1]'}) - [nn, bb] = imhist([0 0.2 0.4 0.9 1], 5); -***** assert({nn, bb}, {[1 1 1 0 2]', [0 0.25 0.5 0.75 1]'}) - [nn, bb] = imhist([-2 0 0.2 0.4 0.9 1 5], 5); -***** assert({nn, bb}, {[2 1 1 0 3]', [0 0.25 0.5 0.75 1]'}) - [nn, bb] = imhist(uint8([0 32 255]), 256); - enn = zeros(256, 1); enn([1, 33, 256]) = 1; - ebb = 0:255; -***** assert({nn, bb}, {enn, ebb'}) - [nn, bb] = imhist(int8([-50 0 100]), 31); - enn = zeros(31, 1); enn([10, 16, 28]) = 1; - ebb = -128:8.5:127; -***** assert({nn, bb}, {enn, ebb'}) -5 tests, 5 passed, 0 known failure, 0 skipped -[inst/imextendedmin.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imextendedmin.m -***** shared im0, bw0_h2_out - im0 = uint8 ([5 5 5 5 5; - 5 4 3 4 5; - 5 3 0 3 5; - 5 4 3 4 5; - 5 5 5 5 5]); - bw0_h2_out = false (5); - bw0_h2_out(3,3) = true; -***** error imextendedmin () -***** error imextendedmin (im0) -***** error imextendedmin ("hello", 2) -***** error imextendedmin (i.*im0, 2) -***** error imextendedmin (sparse (im0), 2) -***** error imextendedmin (im0, -2) -***** error imextendedmin (im0, 'a') -***** error imextendedmin (im0, ones (2)) -***** error imextendedmin (im0, 2*i) -***** assert (imextendedmin (im0, 2), bw0_h2_out) -***** assert (imextendedmin (double (im0), 2), bw0_h2_out) -***** assert (imextendedmin (im0, 2, 8), bw0_h2_out) -***** assert (imextendedmin (im0, 2, 4), bw0_h2_out) -***** assert (imextendedmin (im0, 2, true (3)), bw0_h2_out) -***** test - out = imextendedmin (im0, 2); - assert (size (out), size (im0)) - assert (class (out), "logical") -***** test - out = imextendedmin (single (im0), 2); - assert (size (out), size (im0)) - assert (class (out), "logical") -***** test - out = imextendedmin (uint8 (im0), 2); - assert (size (out), size (im0)) - assert (class (out), "logical") -***** test - out = imextendedmin (uint16 (im0), 2); - assert (size (out), size (im0)) - assert (class (out), "logical") -***** test - im = cat (3, im0, im0, im0, im0); - out = imextendedmin (im, 2); - assert (size (out), size (im)) -***** test - im = 10 .* ones (10); - im(2:4, 2:4) = 7; - im(6:8, 6:8) = 2; - expected_4 = false (10); - expected_4(6:8, 6:8) = true; - expected_2 = expected_4; - expected_2(2:4, 2:4) = true; - out = imextendedmin (im, 4); - assert (out, expected_4, eps) - out = imextendedmin (0.1.*im, 0.4); - assert (out, expected_4, eps) - out = imextendedmin (im, 2); - assert (out, expected_2, eps) -***** test - im2 = 10 .* ones (10); - im2(2:4, 2:4) = 7; - im2(6:9, 6:9)=2; - im2(5, 5)=2; - im2(6, 7)=10; - im2(7, 8)=10; - expected_8 = false (10); - expected_8(6:9, 6:9) = true; - expected_8(5, 5) = true; - expected_8(6, 7) = false; - expected_8(7, 8) = false; - expected_4 = expected_8; - expected_4(2:4, 2:4) = true; - out2 = imextendedmin (im2, 2); - assert (out2, expected_8, eps) - out2 = imextendedmin (im2, 2, 4); - assert (out2, expected_4, eps) - out2 = imextendedmin (im2, 2, 8); - assert (out2, expected_8, eps) -21 tests, 21 passed, 0 known failure, 0 skipped -[inst/im2int16.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/im2int16.m -***** assert (im2int16 (int16 ([-2 2 3])), int16 ([-2 2 3])); -***** assert (im2int16 (uint16 ([0 65535])), int16 ([-32768 32767])); -***** assert (im2int16 ([false true]), int16 ([-32768 32767])); -***** assert (im2int16 ([true false]), int16 ([32767 -32768])); -***** assert (im2int16 (uint8 ([0 127 128 255])), int16 ([-32768 -129 128 32767])); -***** assert (im2int16 ([0 1.4/65535 1.5/65535 2/65535 1]), int16 ([-32768 -32767 -32766 -32766 32767])); -***** assert (im2int16 ([0 0.5 1]), int16 ([-32768 0 32767])); -***** assert (im2int16 ([-1 0 1 2]), int16 ([-32768 -32768 32767 32767])); -***** error im2int16 ([1 2], "indexed"); -9 tests, 9 passed, 0 known failure, 0 skipped -[inst/rgb2xyz.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/rgb2xyz.m -***** assert (rgb2xyz ([0 0 0]), [0, 0, 0], 1e-3) -***** assert (rgb2xyz ([1 0 0]), [0.4125, 0.2127, 0.0193], 1e-3) -***** assert (rgb2xyz ([1 1 0]), [0.7700, 0.9278, 0.1385], 1e-3) -***** assert (rgb2xyz ([0 1 0]), [0.3576, 0.7152, 0.1192], 1e-3) -***** assert (rgb2xyz ([0 1 1]), [0.5380, 0.7873, 1.0694], 1e-3) -***** assert (rgb2xyz ([0 0 1]), [0.1804, 0.0722, 0.9502], 1e-3) -***** assert (rgb2xyz ([1 0 1]), [0.5929, 0.2848, 0.9696], 1e-3) -***** assert (rgb2xyz ([1 1 1]), [0.9505, 1.0000, 1.0888], 1e-3) -***** assert (rgb2xyz ([0.5 0.5 0.5]), [0.2034, 0.2140, 0.2330], 1e-3) -***** assert (rgb2xyz ([0.75 0 0]), [0.2155, 0.1111, 0.0101], 1e-3) -***** assert (rgb2xyz ([0.5 0 0]), [0.0883, 0.0455, 0.0041], 1e-3) -***** assert (rgb2xyz ([0.25 0 0]), [0.0210, 0.0108, 0.0010], 1e-3) -***** assert (rgb2xyz ([1 0.5 0.5]), [0.5276, 0.3812, 0.2482], 1e-3) -***** assert (rgb2xyz ([1.5 1 1]), [1.5845, 1.3269, 1.1185], 1e-3) -***** test - rgb_map = rand (64, 3); - assert (xyz2rgb (rgb2xyz (rgb_map)), rgb_map, 2e-5); -***** test - rgb_img = rand (64, 64, 3); - assert (xyz2rgb (rgb2xyz (rgb_img)), rgb_img, 2e-5); -***** assert (rgb2xyz (sparse ([0 0 0])), [0 0 0], 1e-3) -***** assert (rgb2xyz (sparse ([0 0 1])), [0.1804, 0.0722, 0.9502], 1e-3) -***** assert (rgb2xyz (uint8([255 255 255])), [0.9505, 1.0000, 1.0888], 1e-3) -***** assert (class (rgb2xyz (single([1 1 1]))), 'single') -***** error rgb2xyz () -***** error rgb2xyz (1,2) -***** error rgb2xyz ({1}) -***** error rgb2xyz (ones (2,2)) -***** test - rgb = rand (16, 16, 3, 5); - xyz = zeros (size (rgb)); - for i = 1:5 - xyz(:,:,:,i) = rgb2xyz (rgb(:,:,:,i)); - endfor - assert (rgb2xyz (rgb), xyz) -25 tests, 25 passed, 0 known failure, 0 skipped -[inst/imquantize.m] ->>>>> /build/reproducible-path/octave-image-2.16.0/inst/imquantize.m -***** error - imquantize (rand (5), [3 4 2 5]) -***** error - imquantize (rand (5), [1 2 3], "foo") -***** error - imquantize (rand (5), [1 2 3 4], 1:6) -***** error - imquantize (rand (5), [1 2 3 4], 1:2) -***** test - img = [-inf 0 10000000; -100000 -3 1/1000000; 5 5 10]; - [q, q_idx] = imquantize (img, 5); - assert (q, [1 1 2; 1 1 1; 1 1 2]) - assert (q_idx, q) -***** test - img = [1:10; 11:20; 21:30; 31:40; 41:50; 51:60; 61:70]; - - expected_q = [ - 0 0 0 0 0 1 1 1 1 1 - 1 1 1 1 1 5 5 5 5 5 - 5 5 5 5 5 10 10 10 10 10 - 20 20 20 20 20 20 20 20 20 20 - 30 30 30 30 30 30 30 30 30 30 - 30 30 30 30 30 30 30 30 30 30 - 15 15 15 15 15 15 15 15 15 15]; - - expected_q_idx = [ - 1 1 1 1 1 2 2 2 2 2 - 2 2 2 2 2 3 3 3 3 3 - 3 3 3 3 3 4 4 4 4 4 - 5 5 5 5 5 5 5 5 5 5 - 6 6 6 6 6 6 6 6 6 6 - 6 6 6 6 6 6 6 6 6 6 - 7 7 7 7 7 7 7 7 7 7]; - - [q, q_idx] = imquantize (img, [5 15 25 30 40 60], [0 1 5 10 20 30 15]); - assert (q, expected_q) - assert (q_idx, expected_q_idx) - - [q, q_idx] = imquantize (single (img), [5 15 25 30 40 60], - [0 1 5 10 20 30 15]); - assert (q, expected_q) - assert (q_idx, expected_q_idx) + A = [0 1 0 + 1 1 1 + 0 1 0]; - [q, q_idx] = imquantize (uint8 (img), [5 15 25 30 40 60], - [0 1 5 10 20 30 15]); - assert (q, expected_q) - assert (q_idx, expected_q_idx) + [gxSobel, gySobel] = imgradientxy (A); + [gxSobel2, gySobel2] = imgradientxy (A, "Sobel"); + assert (gxSobel, + [ 3 0 -3 + 4 0 -4 + 3 0 -3]); + assert (gySobel, + [ 3 4 3 + 0 0 0 + -3 -4 -3]); - [q, q_idx] = imquantize (uint8 (img), uint8 ([5 15 25 30 40 60]), - [0 1 5 10 20 30 15]); - assert (q, expected_q) - assert (q_idx, expected_q_idx) + ## test default method + assert(gxSobel, gxSobel2); + assert(gySobel, gySobel2); - [q, q_idx] = imquantize (uint8 (img), uint8 ([5 15 25 30 40 60]), - uint8 ([0 1 5 10 20 30 15])); - assert (q, uint8 (expected_q)) - assert (q_idx, expected_q_idx) -***** test - img = randi ([0 255], 10, "uint8"); - [q, q_idx] = imquantize (img, [50 100 150 200]); - assert (class (q), "double") - assert (class (q_idx), "double") + [gxPrewitt, gyPrewitt] = imgradientxy (A, "Prewitt"); + assert (gxPrewitt, + [ 2 0 -2 + 3 0 -3 + 2 0 -2]); + assert (gyPrewitt, + [ 2 3 2 + 0 0 0 + -2 -3 -2]); - [q, q_idx] = imquantize (img, [50 100 150 200], uint16 ([5 7 8 9 2])); - assert (class (q), "uint16") - assert (class (q_idx), "double") + [gxCd, gyCd] = imgradientxy (A, "CentralDifference"); + assert (gxCd, + [ 0.5 0.0 -0.5 + 0.5 0.0 -0.5 + 0.5 0.0 -0.5]); + assert (gyCd, + [ 0.5 0.5 0.5 + 0 0 0 + -0.5 -0.5 -0.5]); - [q, q_idx] = imquantize (img, [50 100 150 200], uint8 ([5 7 8 9 2])); - assert (class (q), "uint8") - assert (class (q_idx), "double") -***** test - img = [1:10; 11:20; 21:30; 31:40; 41:50; 51:60; 61:70].'; - r_idx = reshape (randperm (numel (img)), size (img)); + [gxCd, gyCd] = imgradientxy (A, "Central"); + assert (gxCd, + [ 0.5 0.0 -0.5 + 0.5 0.0 -0.5 + 0.5 0.0 -0.5]); + assert (gyCd, + [ 0.5 0.5 0.5 + 0 0 0 + -0.5 -0.5 -0.5]); - [quant, quant_idx] = imquantize (img, [5 15 25 30 40 60]); - [quant_r, quant_r_idx] = imquantize (img(r_idx), [5 15 25 30 40 60]); + [gxId, gyId] = imgradientxy(A, "IntermediateDifference"); + assert (gxId, + [ 1 -1 0 + 0 0 -1 + 1 -1 0]); + assert (gyId, + [ 1 0 1 + -1 0 -1 + 0 -1 0]); - assert (imquantize (img(r_idx), [5 15 25 30 40 60]), quant(r_idx)) - assert (quant_r, quant_r_idx) -8 tests, 8 passed, 0 known failure, 0 skipped + [gxId, gyId] = imgradientxy(A, "Intermediate"); + assert (gxId, + [ 1 -1 0 + 0 0 -1 + 1 -1 0]); + assert (gyId, + [ 1 0 1 + -1 0 -1 + 0 -1 0]); +1 test, 1 passed, 0 known failure, 0 skipped Checking C++ files ... -[src/conndef.cc] ->>>>> /build/reproducible-path/octave-image-2.16.0/src/conndef.cc -***** assert (conndef (1, "minimal"), [1; 1; 1]); -***** assert (conndef (2, "minimal"), [0 1 0; 1 1 1; 0 1 0]); -***** test - C = zeros (3, 3, 3); - C(:,2,2) = 1; - C(2,:,2) = 1; - C(2,2,:) = 1; - assert (conndef (3, "minimal"), C); -***** test - C = zeros (3, 3, 3, 3); - C(:,:,2,1) = [0 0 0 - 0 1 0 - 0 0 0]; - C(:,:,1,2) = [0 0 0 - 0 1 0 - 0 0 0]; - C(:,:,2,2) = [0 1 0 - 1 1 1 - 0 1 0]; - C(:,:,3,2) = [0 0 0 - 0 1 0 - 0 0 0]; - C(:,:,2,3) = [0 0 0 - 0 1 0 - 0 0 0]; - assert (conndef (4, "minimal"), C); -***** assert (conndef (1, "maximal"), ones (3, 1)); -***** assert (conndef (2, "maximal"), ones (3, 3)); -***** assert (conndef (3, "maximal"), ones (3, 3, 3)); -***** assert (conndef (4, "maximal"), ones (3, 3, 3, 3)); -***** assert (nnz (conndef (3, "minimal")), 7) -***** assert (nnz (conndef (4, "minimal")), 9) -***** assert (nnz (conndef (5, "minimal")), 11) -***** assert (nnz (conndef (6, "minimal")), 13) -***** assert (find (conndef (3, "minimal")), [5 11 13 14 15 17 23](:)) -***** assert (find (conndef (4, "minimal")), [14 32 38 40 41 42 44 50 68](:)) -***** assert (find (conndef (5, "minimal")), - [ 41 95 113 119 121 122 123 125 131 149 203](:)) -***** assert (find (conndef (6, "minimal")), - [ 122 284 338 356 362 364 365 366 368 374 392 446 608](:)) -***** error conndef () -***** error conndef (-2, "minimal") -***** error conndef (char (2), "minimal") -***** error conndef ("minimal", 3) -***** error conndef (3, "invalid") -***** error conndef (10) -***** assert (conndef (2, "minimal"), conndef (4)) -***** assert (conndef (2, "maximal"), conndef (8)) -***** assert (conndef (3, "minimal"), conndef (6)) -***** assert (conndef (3, "maximal"), conndef (26)) -***** assert (conndef (18), reshape ([0 1 0 1 1 1 0 1 0 - 1 1 1 1 1 1 1 1 1 - 0 1 0 1 1 1 0 1 0], [3 3 3])) -***** test iptcheckconn ( 4, "func", "var") -***** test iptcheckconn ( 6, "func", "var") -***** test iptcheckconn ( 8, "func", "var") -***** test iptcheckconn (18, "func", "var") -***** test iptcheckconn (26, "func", "var") -***** test iptcheckconn (1, "func", "var") -***** test iptcheckconn (ones (3, 1), "func", "var") -***** test iptcheckconn (ones (3, 3), "func", "var") -***** test iptcheckconn (ones (3, 3, 3), "func", "var") -***** test iptcheckconn (ones (3, 3, 3, 3), "func", "var") -***** error - iptcheckconn (3, "func", "VAR"); -***** error - iptcheckconn ([1 1 1; 1 0 1; 1 1 1], "func", "VAR"); -***** error - iptcheckconn ([1 2 1; 1 1 1; 1 1 1], "func", "VAR"); -***** error - iptcheckconn ([0 1 1; 1 1 1; 1 1 1], "func", "VAR"); -***** error - iptcheckconn (ones (3, 3, 3, 4), "func", "VAR"); -42 tests, 42 passed, 0 known failure, 0 skipped -[src/bwfill.cc] ->>>>> /build/reproducible-path/octave-image-2.16.0/src/bwfill.cc -***** test - A = [0 1 0 0 1; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]; - R4 = logical(ones(5)); - R8 = logical([1 1 0 0 1; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]); - assert (bwfill (A,1,1,4), R4) - assert (bwfill (A,1,1,8), R8) - assert (bwfill (A,1,1), R8) - B = logical([0 1 0 0 1; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]); - assert (bwfill (A,3,3,4), B) - assert (bwfill (A,3,3,8), B) - assert (bwfill (A,3,3), B) - C = logical ([0 1 1 1 1; 1 0 1 1 1; 1 0 1 1 1; 1 1 1 1 1; 1 0 0 1 1]); - assert (bwfill (A,3,1,8), C) - assert (bwfill (A,3,1,4), R4) - assert (bwfill (A, [3 1], [1 3], 4), R4); - D = logical([0 1 1 1 1; 1 0 1 1 1; 1 0 1 1 1; 1 1 1 1 1; 1 0 0 1 1]); - assert (bwfill (A, [3 1], [1 3], 8), D); - assert (bwfill (A, [3 1], [1 3]), D); - E = logical ([0 1 0 0 1; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]); - assert (bwfill (A, "holes", 4), E); - F = logical ([1 1 0 0 1; 1 1 1 0 0; 1 1 1 1 0; 1 1 1 0 0; 1 0 0 1 0]); - assert (bwfill (A, "holes", 8), F); - assert (bwfill (A, "holes"), F); -***** error id=Octave:invalid-fun-call bwfill () -***** error id=Octave:invalid-fun-call bwfill ("aaa") -***** error id=Octave:invalid-fun-call bwfill (rand (5) > 0.5) -***** error id=Octave:invalid-fun-call bwfill (rand (5) > 0.5, 2) -***** error bwfill (rand (5) > 0.5, "holes", 1) -***** error bwfill (rand (5) > 0.5, 2, 2, 5) -***** error id=Octave:invalid-fun-call bwfill (rand (5) > 0.5, "xxx") -***** error id=Octave:invalid-fun-call bwfill (rand (5) > 0.5, 2, 2, 4, 5) -***** error id=Octave:invalid-fun-call bwfill (rand (5) > 0.5, "holes", 4, 2) -10 tests, 10 passed, 0 known failure, 0 skipped [src/bwconncomp.cc] >>>>> /build/reproducible-path/octave-image-2.16.0/src/bwconncomp.cc ***** test @@ -14951,242 +14848,572 @@ ***** error bwareaopen (rand (10) > 0.5, 10, "maximal") ***** error bwareaopen (rand (10) > 0.5, 10, [1 1 1; 0 1 1; 0 1 0]) 11 tests, 11 passed, 0 known failure, 0 skipped -[src/bwdist.cc] ->>>>> /build/reproducible-path/octave-image-2.16.0/src/bwdist.cc -***** shared bw - - bw = [0 1 0 1 0 1 1 0 - 0 0 0 1 1 0 0 0 - 0 0 0 1 1 0 0 0 - 0 0 0 1 1 0 0 0 - 0 0 1 1 1 1 1 1 - 1 1 1 1 0 0 0 1 - 1 1 1 0 0 0 1 0 - 0 0 1 0 0 0 1 1]; +[src/conndef.cc] +>>>>> /build/reproducible-path/octave-image-2.16.0/src/conndef.cc +***** assert (conndef (1, "minimal"), [1; 1; 1]); +***** assert (conndef (2, "minimal"), [0 1 0; 1 1 1; 0 1 0]); ***** test - out = [ 1.00000 0.00000 1.00000 0.00000 1.00000 0.00000 0.00000 1.00000 - 1.41421 1.00000 1.00000 0.00000 0.00000 1.00000 1.00000 1.41421 - 2.23607 2.00000 1.00000 0.00000 0.00000 1.00000 2.00000 2.00000 - 2.00000 1.41421 1.00000 0.00000 0.00000 1.00000 1.00000 1.00000 - 1.00000 1.00000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000 - 0.00000 0.00000 0.00000 0.00000 1.00000 1.00000 1.00000 0.00000 - 0.00000 0.00000 0.00000 1.00000 1.41421 1.00000 0.00000 1.00000 - 1.00000 1.00000 0.00000 1.00000 2.00000 1.00000 0.00000 0.00000]; - out = single (out); - - assert (bwdist (bw), out, 0.0001); # default is euclidean - assert (bwdist (bw, "euclidean"), out, 0.0001); - assert (bwdist (logical (bw), "euclidean"), out, 0.0001); + C = zeros (3, 3, 3); + C(:,2,2) = 1; + C(2,:,2) = 1; + C(2,2,:) = 1; + assert (conndef (3, "minimal"), C); ***** test - out = [ 1 0 1 0 1 0 0 1 - 1 1 1 0 0 1 1 1 - 2 2 1 0 0 1 2 2 - 2 1 1 0 0 1 1 1 - 1 1 0 0 0 0 0 0 - 0 0 0 0 1 1 1 0 - 0 0 0 1 1 1 0 1 - 1 1 0 1 2 1 0 0]; - out = single (out); + C = zeros (3, 3, 3, 3); + C(:,:,2,1) = [0 0 0 + 0 1 0 + 0 0 0]; + C(:,:,1,2) = [0 0 0 + 0 1 0 + 0 0 0]; + C(:,:,2,2) = [0 1 0 + 1 1 1 + 0 1 0]; + C(:,:,3,2) = [0 0 0 + 0 1 0 + 0 0 0]; + C(:,:,2,3) = [0 0 0 + 0 1 0 + 0 0 0]; + assert (conndef (4, "minimal"), C); +***** assert (conndef (1, "maximal"), ones (3, 1)); +***** assert (conndef (2, "maximal"), ones (3, 3)); +***** assert (conndef (3, "maximal"), ones (3, 3, 3)); +***** assert (conndef (4, "maximal"), ones (3, 3, 3, 3)); +***** assert (nnz (conndef (3, "minimal")), 7) +***** assert (nnz (conndef (4, "minimal")), 9) +***** assert (nnz (conndef (5, "minimal")), 11) +***** assert (nnz (conndef (6, "minimal")), 13) +***** assert (find (conndef (3, "minimal")), [5 11 13 14 15 17 23](:)) +***** assert (find (conndef (4, "minimal")), [14 32 38 40 41 42 44 50 68](:)) +***** assert (find (conndef (5, "minimal")), + [ 41 95 113 119 121 122 123 125 131 149 203](:)) +***** assert (find (conndef (6, "minimal")), + [ 122 284 338 356 362 364 365 366 368 374 392 446 608](:)) +***** error conndef () +***** error conndef (-2, "minimal") +***** error conndef (char (2), "minimal") +***** error conndef ("minimal", 3) +***** error conndef (3, "invalid") +***** error conndef (10) +***** assert (conndef (2, "minimal"), conndef (4)) +***** assert (conndef (2, "maximal"), conndef (8)) +***** assert (conndef (3, "minimal"), conndef (6)) +***** assert (conndef (3, "maximal"), conndef (26)) +***** assert (conndef (18), reshape ([0 1 0 1 1 1 0 1 0 + 1 1 1 1 1 1 1 1 1 + 0 1 0 1 1 1 0 1 0], [3 3 3])) +***** test iptcheckconn ( 4, "func", "var") +***** test iptcheckconn ( 6, "func", "var") +***** test iptcheckconn ( 8, "func", "var") +***** test iptcheckconn (18, "func", "var") +***** test iptcheckconn (26, "func", "var") +***** test iptcheckconn (1, "func", "var") +***** test iptcheckconn (ones (3, 1), "func", "var") +***** test iptcheckconn (ones (3, 3), "func", "var") +***** test iptcheckconn (ones (3, 3, 3), "func", "var") +***** test iptcheckconn (ones (3, 3, 3, 3), "func", "var") +***** error + iptcheckconn (3, "func", "VAR"); +***** error + iptcheckconn ([1 1 1; 1 0 1; 1 1 1], "func", "VAR"); +***** error + iptcheckconn ([1 2 1; 1 1 1; 1 1 1], "func", "VAR"); +***** error + iptcheckconn ([0 1 1; 1 1 1; 1 1 1], "func", "VAR"); +***** error + iptcheckconn (ones (3, 3, 3, 4), "func", "VAR"); +42 tests, 42 passed, 0 known failure, 0 skipped +[src/__spatial_filtering__.cc] +>>>>> /build/reproducible-path/octave-image-2.16.0/src/__spatial_filtering__.cc +***** error + __spatial_filtering__ (ones (10), ones (3), "std", ones (10), 0) +***** error + __spatial_filtering__ (ones (10), ones (3), "std", ones (3, 3, 3), 0) +***** error + __spatial_filtering__ (ones (10), ones (3), "std", ones (1, 9), 0) +***** shared a, domain, s, out + a = [ 82 2 97 43 79 43 41 65 51 11 + 60 65 21 56 94 77 36 38 75 39 + 32 68 78 1 16 75 76 90 81 56 + 43 90 82 41 36 1 87 19 18 63 + 63 64 2 48 18 43 38 25 22 99 + 12 46 90 79 3 92 39 79 10 22 + 38 98 11 10 40 90 88 38 4 76 + 54 37 9 4 33 98 36 47 53 57 + 38 76 82 50 14 74 64 99 7 33 + 88 96 41 62 84 89 97 23 41 3]; - assert (bwdist (bw, "chessboard"), out); -***** test - out = [ 1 0 1 0 1 0 0 1 - 2 1 1 0 0 1 1 2 - 3 2 1 0 0 1 2 2 - 2 2 1 0 0 1 1 1 - 1 1 0 0 0 0 0 0 - 0 0 0 0 1 1 1 0 - 0 0 0 1 2 1 0 1 - 1 1 0 1 2 1 0 0]; - out = single (out); + domain = ones (3); + s = zeros (3); - assert (bwdist (bw, "cityblock"), out); -***** test - out = [ 1.00000 0.00000 1.00000 0.00000 1.00000 0.00000 0.00000 1.00000 - 1.41421 1.00000 1.00000 0.00000 0.00000 1.00000 1.00000 1.41421 - 2.41421 2.00000 1.00000 0.00000 0.00000 1.00000 2.00000 2.00000 - 2.00000 1.41421 1.00000 0.00000 0.00000 1.00000 1.00000 1.00000 - 1.00000 1.00000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000 - 0.00000 0.00000 0.00000 0.00000 1.00000 1.00000 1.00000 0.00000 - 0.00000 0.00000 0.00000 1.00000 1.41421 1.00000 0.00000 1.00000 - 1.00000 1.00000 0.00000 1.00000 2.00000 1.00000 0.00000 0.00000]; - out = single (out); + out = [ 2 1 1 1 16 36 36 11 + 21 1 1 1 1 1 18 18 + 2 1 1 1 1 1 18 18 + 2 2 2 1 1 1 10 10 + 2 2 2 3 3 25 4 4 + 9 4 3 3 3 36 4 4 + 9 4 4 4 14 36 4 4 + 9 4 4 4 14 23 7 3]; +***** assert (__spatial_filtering__ (a, domain, "ordered", s, 1), out); - assert (bwdist (bw, "quasi-euclidean"), out, 0.0001); + out = [ 97 97 97 94 94 90 90 90 + 90 90 94 94 94 90 90 90 + 90 90 82 75 87 90 90 99 + 90 90 90 92 92 92 87 99 + 98 98 90 92 92 92 88 99 + 98 98 90 98 98 98 88 79 + 98 98 82 98 98 99 99 99 + 96 96 84 98 98 99 99 99]; +***** assert (__spatial_filtering__ (a, domain, "ordered", s, nnz (domain)), out); - bw(logical (bw)) = 3; # there is no actual check if matrix is binary or 0 and 1 - assert (bwdist (bw, "quasi-euclidean"), out, 0.0001); + out = [ 60 43 43 43 43 43 51 51 + 60 56 36 36 36 38 38 39 + 63 48 18 18 36 38 25 25 + 46 48 36 36 36 38 22 22 + 38 46 11 40 39 39 25 22 + 37 11 10 33 39 47 38 38 + 38 11 11 33 40 64 38 38 + 41 41 33 50 64 64 41 33]; +***** assert (__spatial_filtering__ (a, domain, "ordered", s, 4), out); - bw(logical (bw)) = -2; # anything non-zero is considered object - assert (bwdist (bw, "quasi-euclidean"), out, 0.0001); -***** test - bw = [ 1 1 1 1 0 1 1 1 1 - 1 1 1 1 0 1 1 1 1 - 1 1 0 1 1 1 1 1 1 - 0 1 1 1 1 1 1 1 1]; + out = [ 31.223 33.788 35.561 31.011 26.096 20.630 20.403 24.712 + 23.428 29.613 32.376 34.002 33.593 32.470 29.605 26.333 + 27.834 32.890 29.903 24.207 30.083 32.497 31.898 32.600 + 32.027 28.995 33.530 31.002 32.241 32.004 27.501 32.070 + 34.682 36.030 33.046 33.745 32.509 27.352 28.607 34.180 + 32.709 37.690 32.992 40.036 34.456 26.656 27.685 26.863 + 30.971 36.227 25.775 34.873 29.917 25.269 32.292 30.410 + 29.135 31.626 30.056 33.594 30.814 28.853 30.917 29.120]; +***** assert (__spatial_filtering__ (a, domain, "std", s), out, 0.001); - dist = [ 0 0 0 0 1 0 0 0 0 - 0 0 0 0 1 0 0 0 0 - 0 0 1 0 0 0 0 0 0 - 1 0 0 0 0 0 0 0 0]; - dist = single (dist); + out = [ 95 96 96 93 78 54 54 79 + 69 89 93 93 93 89 72 72 + 88 89 81 74 86 89 72 81 + 88 88 88 91 91 91 77 89 + 96 96 88 89 89 67 84 95 + 89 94 87 95 95 62 84 75 + 89 94 78 94 84 63 95 95 + 87 92 80 94 84 76 92 96]; +***** assert (__spatial_filtering__ (a, domain, "range", s), out); - c = [ 1 5 9 13 13 21 25 29 33 - 2 6 10 14 14 22 26 30 34 - 3 7 10 15 19 23 27 31 35 - 8 8 12 16 20 24 28 32 36]; - c = uint32 (c); + domain = [ 1 1 0 + 0 1 1 + 0 1 0]; - [dout, cout] = bwdist (bw, "euclidean"); - assert (dout, dist) - assert (cout, c) -***** test - bw = [ 0 1 1 0 0 0 1 0 - 0 0 0 0 0 0 0 0 - 1 1 0 0 0 0 0 0 - 0 0 0 0 0 0 1 0 - 0 0 0 0 1 0 0 1 - 0 0 0 0 0 0 0 0 - 1 0 0 0 0 0 0 0 - 0 0 1 0 0 1 1 0]; - out = single ([ - 1.00000 0.00000 0.00000 1.00000 2.00000 1.00000 0.00000 1.00000 - 1.00000 1.00000 1.00000 sqrt(2) sqrt(2)+1 sqrt(2) 1.00000 sqrt(2) - 0.00000 0.00000 1.00000 2.00000 2.00000 sqrt(2) 1.00000 sqrt(2) - 1.00000 1.00000 sqrt(2) sqrt(2) 1.00000 1.00000 0.00000 1.00000 - 2.00000 2.00000 2.00000 1.00000 0.00000 1.00000 1.00000 0.00000 - 1.00000 sqrt(2) 2.00000 sqrt(2) 1.00000 sqrt(2) sqrt(2) 1.00000 - 0.00000 1.00000 1.00000 sqrt(2) sqrt(2) 1.00000 1.00000 sqrt(2) - 1.00000 1.00000 0.00000 1.00000 1.00000 0.00000 0.00000 1.00000 - ]); - assert (bwdist (bw, "quasi-euclidean"), out); -***** error bwdist (bw, "not a valid method"); -***** test - ## Special case of there being no foreground element (bug #50874) - expected_dist = single (Inf (2, 2)); - expected_idx = uint32 ([0 0; 0 0]); + out = [ 2 2 1 16 36 36 38 39 + 60 1 1 16 1 36 19 18 + 32 2 1 1 1 19 18 18 + 2 2 18 3 1 1 19 10 + 46 2 2 3 18 38 10 4 + 11 9 4 3 3 36 4 4 + 9 4 4 10 36 36 38 4 + 37 9 4 4 33 36 7 7]; +***** assert (__spatial_filtering__ (a, domain, "ordered", s, 1), out); - [dist, idx] = bwdist (false (2, 2)); - assert (dist, expected_dist) - assert (idx, expected_idx) + out = [ 82 97 97 94 79 76 90 81 + 90 82 56 94 94 90 90 81 + 90 82 78 36 87 87 90 90 + 90 90 82 43 92 87 87 99 + 98 90 79 92 92 88 79 25 + 98 90 90 90 98 92 79 79 + 98 98 50 98 98 90 99 57 + 96 82 62 84 98 99 99 53]; +***** assert (__spatial_filtering__ (a, domain, "ordered", s, nnz (domain)), out); - [dist, idx] = bwdist (zeros (2, 2)); - assert (dist, expected_dist) - assert (idx, expected_idx) + out = [ 68 78 94 79 77 43 75 75 + 78 78 41 75 77 87 81 75 + 82 78 48 18 75 76 76 81 + 64 90 79 41 43 39 79 22 + 90 79 48 48 90 79 38 22 + 46 46 79 79 92 88 47 76 + 76 82 33 40 90 88 88 53 + 82 50 50 74 89 98 47 47]; +***** assert (__spatial_filtering__ (a, domain, "ordered", s, 4), out); + + out = [ 34.2389 39.2772 39.6699 31.6812 20.7364 16.5439 22.2419 17.2395 + 11.9248 36.3084 21.6217 30.8350 36.4047 21.6726 30.9144 26.1017 + 22.2980 33.2746 27.5808 14.5017 36.8890 29.0259 34.6020 33.2521 + 32.2490 37.9579 26.9685 17.1959 32.5346 31.3847 33.5976 36.8280 + 21.3354 40.1833 34.0044 33.9882 32.9894 24.1102 25.6613 9.0995 + 35.4641 35.3794 39.0871 35.4753 39.9775 28.7193 26.7451 35.6553 + 35.2179 45.3398 19.3210 35.2987 28.4042 24.0832 26.8421 25.0539 + 23.4307 26.2812 26.3287 35.6959 25.2646 28.1016 34.9829 17.9221]; +***** assert (__spatial_filtering__ (a, domain, "std", s), out, 0.001); + + out = [ 80 95 96 78 43 40 52 42 + 30 81 55 78 93 54 71 63 + 58 80 77 35 86 68 72 72 + 88 88 64 40 91 86 68 89 + 52 88 77 89 74 50 69 21 + 87 81 86 87 95 56 75 75 + 89 94 46 88 62 54 61 53 + 59 73 58 80 65 63 92 46]; +***** assert (__spatial_filtering__ (a, domain, "range", s), out); + + s = [ 1 -3 4 + 6 -7 2 + -1 3 -5]; + + out = [ -1 3 4 19 38 29 31 41 + 61 3 -6 9 4 33 22 21 + 33 5 -2 2 -6 21 12 11 + 4 -5 20 6 -2 2 16 13 + 39 -1 3 -4 19 32 12 3 + 13 4 3 0 4 36 6 -3 + 11 2 -3 11 38 29 35 1 + 34 6 1 5 34 33 9 0]; +***** assert (__spatial_filtering__ (a, domain, "ordered", s, 1), out); + + out = [ 83 94 98 87 80 79 93 84 + 93 85 53 91 95 92 83 74 + 84 75 79 29 89 80 87 91 + 87 93 83 45 95 84 88 101 + 101 83 72 94 93 91 72 26 + 91 87 91 92 101 93 76 80 + 95 99 53 100 91 91 102 59 + 99 75 65 87 95 101 92 50]; +***** assert (__spatial_filtering__ (a, domain, "ordered", s, nnz (domain)), out); + + out = [ 71 81 96 79 78 44 77 68 + 80 71 44 77 78 90 83 72 + 83 75 51 21 72 76 77 78 + 57 91 82 42 40 42 82 20 + 92 81 45 49 85 81 41 24 + 43 47 76 80 90 81 50 78 + 79 85 35 37 87 85 89 46 + 84 52 43 76 92 100 44 48]; +***** assert (__spatial_filtering__ (a, domain, "ordered", s, 4), out); + + out = [ 34.903 40.206 39.885 28.627 20.620 19.248 25.209 17.111 + 14.536 35.865 23.221 32.230 34.903 23.923 28.879 22.621 + 20.635 30.113 29.351 11.610 38.863 25.936 34.608 34.482 + 29.811 40.998 28.279 17.897 34.666 29.978 36.150 38.213 + 25.066 39.240 30.013 37.300 31.856 27.428 22.884 10.281 + 31.890 34.761 39.645 37.526 39.336 27.031 25.648 39.285 + 35.017 47.776 22.764 35.912 25.460 25.636 29.861 24.566 + 25.213 25.000 26.391 38.451 24.631 31.305 31.118 20.611]; +***** assert (__spatial_filtering__ (a, domain, "std", s), out, 0.001); + + out = [ 84 91 94 68 42 50 62 43 + 32 82 59 82 91 59 61 53 + 51 70 81 27 95 59 75 80 + 83 98 63 39 97 82 72 88 + 62 84 69 98 74 59 60 23 + 78 83 88 92 97 57 70 83 + 84 97 56 89 53 62 67 58 + 65 69 64 82 61 68 83 50]; +***** assert (__spatial_filtering__ (a, domain, "range", s), out); +18 tests, 18 passed, 0 known failure, 0 skipped +[src/watershed.cc] +>>>>> /build/reproducible-path/octave-image-2.16.0/src/watershed.cc ***** test - ## Special case of 1D input (bug #50874) - assert (bwdist ([1 0]), single ([0 1])) - assert (bwdist ([1 0]'), single ([0 1]')) - assert (bwdist ([0 1 0 0 0 0 1 1]), single ([1 0 1 2 2 1 0 0])) - assert (bwdist ([1 1 0 0 0 0 1 1]'), single ([0 0 1 2 2 1 0 0])') - assert (bwdist ([1 0], "euclidean"), single ([0 1])) - assert (bwdist ([1 0], "chessboard"), single ([0 1])) - assert (bwdist ([1 0], "cityblock"), single ([0 1])) - assert (bwdist ([1 0], "quasi-euclidean"), single ([0 1])) + ex = tril (ones (50), -1) + triu (repmat (2, [50 50]), 2); + ex(1, 1) = 1; + ex(end, end) = 1; + + in = ones (50); + in(end,1) = 0; + in(1,end) = 0; + assert (watershed (in), ex) ***** test - ## test 1D input with 2nd output argument (indices) (bug #50874) - expected_dist = single ([1 0 1]); - expected_idx = uint32 ([2 2 2]); + ex = tril (ones (49), -1) + triu (repmat (2, [49 49]), 2); + ex(1, 1) = 1; + ex(end, end) = 1; - [dist, idx] = bwdist ([0 1 0]); - assert (dist, expected_dist) - assert (idx, expected_idx) + in = ones (49); + in(end,1) = 0; + in(1,end) = 0; + assert (watershed (in), ex) - [dist, idx] = bwdist ([0 1 0]'); - assert (dist, expected_dist') - assert (idx, expected_idx') + c = (fspecial ('disk', 5) > 0) + 1; + in(20:30,20:30) = c; + c = (fspecial ('disk', 4) > 0) + 2; + in(21:29,21:29) = c; + assert (watershed (in), ex) +***** test + ex = tril (ones (49), -1) + triu (repmat (2, [49 49]), 2); + ex(1:28,1:28) = (tril (ones (28) ,7) + triu (repmat (2, [28 28]), 10)); + ex(1,9) = 1; + ex(end,end) = 1; + ex(20:29, 29) = 0; - expected_dist = single ([0 0 1 0 0]); - expected_idx = uint32 ([1 2 2 4 5]); - [dist, idx] = bwdist ([1 1 0 1 1]); - assert (dist, expected_dist) - assert (idx, expected_idx) + in = ones (49); + in(end,1) = 0; + in(1,end) = 0; + c = (fspecial ("disk", 5) > 0) + 1; + in(1:11,38:48) = c; - expected_dist = single ([1 0 1 2 1 0 0 0 1 1 0 0 0 0 1 2 3 4]); - expected_idx = uint32 ([2 2 2 2 6 6 7 8 8 11 11 12 13 14 14 14 14 14]); - [dist, idx] = bwdist ([0 1 0 0 0 1 1 1 0 0 1 1 1 1 0 0 0 0]); - assert (dist, expected_dist) - assert (idx, expected_idx) + assert (watershed (in), ex) +***** test + im = [ + 3 4 5 6 0 + 2 3 4 5 6 + 1 2 3 4 5 + 0 1 2 3 4 + 1 0 1 2 3]; - expected_dist = single ([0 0 1 2 1 0 0 0 1 1 0 0 0 0 1 2 1 0]); - expected_idx = uint32 ([1 2 2 2 6 6 7 8 8 11 11 12 13 14 14 14 18 18]); - [dist, idx] = bwdist ([1 1 0 0 0 1 1 1 0 0 1 1 1 1 0 0 0 1]); - assert (dist, expected_dist) - assert (idx, expected_idx) + labeled8 = [ + 1 1 1 0 2 + 1 1 1 0 0 + 1 1 1 1 1 + 1 1 1 1 1 + 1 1 1 1 1]; + labeled4 = [ + 1 1 1 0 3 + 1 1 1 0 0 + 1 1 0 2 2 + 1 0 2 2 2 + 0 2 2 2 2]; + labeled_weird = [ + 1 1 1 0 2 + 1 1 1 1 0 + 1 1 1 1 1 + 1 1 1 1 1 + 1 1 1 1 1]; + + assert (watershed (im), labeled8); + assert (watershed (im, 8), labeled8); + assert (watershed (im, 4), labeled4); + assert (watershed (im, [1 1 0; 1 1 1; 0 1 1]), labeled_weird); ***** test - assert (bwdist ([0 0]), single ([Inf, Inf])) - assert (bwdist ([0 0]'), single ([Inf, Inf]')) -***** xtest - ## This is Matlab incompatible because the bottom right corners is - ## equally distant to the top right and bottom left corners. However, - ## both are correct answers, and the returned value is just - ## implementation dependent. - bw = logical ([ - 0 0 1 - 0 0 0 - 1 0 0 - ]); - expected_dist = single ([ - 2.0 1.0 0.0 - 1.0 sqrt(2) 1.0 - 0.0 1.0 2.0 - ]); - expected_idx = uint32 ([ - 3 7 7 - 3 3 7 - 3 3 3 - ]); - [dist, idx] = bwdist (bw); - assert (dist, expected_dist) - assert (idx, expected_idx) -!!!!! known failure -ASSERT errors for: assert (idx,expected_idx) + im = [ + 2 3 30 2 + 3 30 3 30 + 255 31 30 4 + 2 255 31 30 + 1 2 255 5]; - Location | Observed | Expected | Reason - (3,3) 7 3 Abs err 4 exceeds tol 0 by 4 + labeled4 = [ + 1 1 0 4 + 1 0 3 0 + 0 2 0 5 + 2 2 2 0 + 2 2 0 6]; + labeled_weird = [ + 1 1 0 3 + 1 1 1 0 + 0 1 1 1 + 2 0 0 0 + 2 2 0 4]; + + assert (watershed (im, 4), labeled4); + assert (watershed (im, [1 1 0; 1 1 1; 0 1 1]), labeled_weird); ***** xtest - # bug #62192 - a = zeros (200, 200); - a (158, 100) = 1; - a (141, 141) = 1; - a (156, 115) = 1; - d = bwdist (a); - expected_result = single (57.9741); - assert (d (100, 100), expected_result, 1e-4) + ## The following test is required for Matlab compatibility. There must be + ## something specific about their implementation that causes it to return + ## this value. Even when solving it on paper, we get different results. + im = [ + 2 3 30 2 + 3 30 3 30 + 255 31 30 4 + 2 255 31 30 + 1 2 255 5]; + + labeled8 = [ + 1 1 0 3 + 1 1 0 3 + 0 0 0 0 + 2 2 0 4 + 2 2 0 4]; + assert (watershed (im), labeled8); + assert (watershed (im, 8), labeled8); !!!!! known failure -ASSERT errors for: assert (d (100, 100),expected_result,1e-4) +ASSERT errors for: assert (watershed (im),labeled8) Location | Observed | Expected | Reason - () 57.9828 57.9741 Abs err 0.0086594 exceeds tol 0.0001 by 0.009 -13 tests, 11 passed, 2 known failures, 0 skipped -[src/graycomatrix.cc] ->>>>> /build/reproducible-path/octave-image-2.16.0/src/graycomatrix.cc -***** shared a + (3,4) 3 0 Abs err 3 exceeds tol 0 by 3 + (4,4) 0 4 Abs err 4 exceeds tol 0 by 4 ***** test - a = [0 0 0 1 2; - 1 1 0 1 1; - 2 2 1 0 0; - 1 1 0 2 0; - 0 0 1 0 1]; - squeeze(graycomatrix(a, 3, 1, -pi/4)) == [4 2 0; - 2 3 2; - 1 2 0]; + im = [ + 2 2 2 2 2 2 2 + 2 2 30 30 30 2 2 + 2 30 20 20 20 30 2 + 40 40 20 20 20 40 40 + 1 40 20 20 20 40 0 + 1 1 40 20 40 0 0 + 1 1 1 20 0 0 0]; -***** assert(size(graycomatrix(a, 3, 1:5, [0:3]*-pi/4)), [3, 3, 5, 4]) -***** demo + labeled8 = [ + 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 + 0 0 0 0 0 0 0 + 2 2 2 0 3 3 3 + 2 2 2 0 3 3 3 + 2 2 2 0 3 3 3]; + labeled4 = [ + 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 + 0 1 1 1 1 1 0 + 2 0 1 1 1 0 3 + 2 2 0 1 0 3 3 + 2 2 2 0 3 3 3]; + labeled_weird = [ + 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 + 0 1 1 0 0 0 0 + 2 0 0 0 3 3 3 + 2 2 0 3 3 3 3 + 2 2 2 0 3 3 3]; - # Pattern Recognition Engineering (Nadler & Smith) - # Digital Image Processing (Gonzales & Woods), p. 668 + assert (watershed (im), labeled8); + assert (watershed (im, 8), labeled8); + assert (watershed (im, 4), labeled4); + assert (watershed (im, [1 1 0; 1 1 1; 0 1 1]), labeled_weird); +***** test + im = [ + 40 40 40 40 40 40 40 40 40 40 40 40 40 + 40 3 3 5 5 5 10 10 10 10 15 20 40 + 40 3 3 5 5 30 30 30 10 15 15 20 40 + 40 3 3 5 30 20 20 20 30 15 15 20 40 + 40 40 40 40 40 20 20 20 40 40 40 40 40 + 40 10 10 10 40 20 20 20 40 10 10 10 40 + 40 5 5 5 10 40 20 40 10 10 5 5 40 + 40 1 3 5 10 15 20 15 10 5 1 0 40 + 40 1 3 5 10 15 20 15 10 5 1 0 40 + 40 40 40 40 40 40 40 40 40 40 40 40 40]; - a = [0 0 0 1 2; - 1 1 0 1 1; - 2 2 1 0 0; - 1 1 0 2 0; - 0 0 1 0 1]; + labeled8 = [ + 1 1 1 1 1 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 1 1 1 1 1 1 + 0 0 0 0 0 0 0 0 0 0 0 0 0 + 2 2 2 2 2 2 0 3 3 3 3 3 3 + 2 2 2 2 2 2 0 3 3 3 3 3 3 + 2 2 2 2 2 2 0 3 3 3 3 3 3 + 2 2 2 2 2 2 0 3 3 3 3 3 3 + 2 2 2 2 2 2 0 3 3 3 3 3 3]; + labeled4 = [ + 1 1 1 1 1 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 1 1 1 1 1 1 + 0 0 0 0 1 1 1 1 1 0 0 0 0 + 2 2 2 2 0 1 1 1 0 3 3 3 3 + 2 2 2 2 2 0 1 0 3 3 3 3 3 + 2 2 2 2 2 2 0 3 3 3 3 3 3 + 2 2 2 2 2 2 0 3 3 3 3 3 3 + 2 2 2 2 2 2 0 3 3 3 3 3 3]; + labeled_weird = [ + 1 1 1 1 1 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 1 1 1 1 1 1 + 1 1 1 1 1 1 1 1 1 1 1 1 1 + 0 0 0 0 1 1 0 0 0 0 0 0 0 + 2 2 2 2 0 0 0 3 3 3 3 3 3 + 2 2 2 2 2 0 3 3 3 3 3 3 3 + 2 2 2 2 2 2 0 3 3 3 3 3 3 + 2 2 2 2 2 2 0 3 3 3 3 3 3 + 2 2 2 2 2 2 0 3 3 3 3 3 3]; - graycomatrix(a, 3, 1, [0 1]*-pi/4) + assert (watershed (im), labeled8); + assert (watershed (im, 8), labeled8); + assert (watershed (im, 4), labeled4); + assert (watershed (im, [1 1 0; 1 1 1; 0 1 1]), labeled_weird); +***** xtest + ## This test is failing for Matlab compatibility + im_full = [ + 1 2 10 3 8 7 5 + 3 2 5 10 8 1 4 + 1 8 2 3 8 3 6]; -2 tests, 2 passed, 0 known failure, 0 skipped + matlab_result_full = [ + 1 1 0 3 0 4 4 + 0 0 0 0 0 4 4 + 2 2 2 0 4 4 4]; + + assert (watershed (im_full), matlab_result_full); + + im_crop = [ + 2 10 3 8 7 5 + 2 5 10 8 1 4 + 8 2 3 8 3 6]; + + matlab_result_crop = [ + 1 0 2 0 3 3 + 1 0 0 0 3 3 + 1 1 1 0 3 3]; + + assert (watershed (im_crop), matlab_result_crop); +!!!!! known failure +ASSERT errors for: assert (watershed (im_full),matlab_result_full) + + Location | Observed | Expected | Reason + (3,4) 2 0 Abs err 2 exceeds tol 0 by 2 + (3,5) 0 4 Abs err 4 exceeds tol 0 by 4 +9 tests, 7 passed, 2 known failures, 0 skipped +[src/intlut.cc] +>>>>> /build/reproducible-path/octave-image-2.16.0/src/intlut.cc +***** assert (intlut (uint8 (1:4), uint8 ( 255:-1:0)), uint8 (254:-1:251)); +***** assert (intlut (uint16 (1:4), uint16 (65535:-1:0)), uint16 (65534:-1:65531)); +***** assert (intlut (int16 (1:4), int16 (32767:-1:-32768)), int16 (-2:-1:-5)); +***** assert (intlut (uint8 (255), uint8 (0:255)), uint8 (255)); +***** assert (intlut (uint16 (65535), uint16 (0:65535)), uint16 (65535)); +***** assert (intlut (int16 (32767), int16 (-32768:32767)), int16 (32767)); +***** error intlut () +***** error intlut ("text") +***** error intlut (1:20, uint8 (0:255)); +***** error intlut (uint16 (1:20), uint8 (0:255)); +***** error intlut (uint8 (1:20), uint8 (0:200)); +***** error intlut (uint16 (1:20), uint16 (0:500)); +***** error intlut (uint8 (56), uint8 (magic (16) -1)) +13 tests, 13 passed, 0 known failure, 0 skipped +[src/hough_line.cc] +>>>>> /build/reproducible-path/octave-image-2.16.0/src/hough_line.cc +***** test + I = zeros(100, 100); + I(1,1) = 1; I(100,100) = 1; I(1,100) = 1; I(100, 1) = 1; I(50,50) = 1; + [J, R] = houghtf(I); J = J / max(J(:)); + assert(size(J) == [length(R) 181]); + +***** demo + I = zeros(100, 150); + I(30,:) = 1; I(:, 65) = 1; I(35:45, 35:50) = 1; + for i = 1:90, I(i,i) = 1;endfor + I = imnoise(I, 'salt & pepper'); + imshow(I); + J = houghtf(I); J = J / max(J(:)); + imshow(J); +1 test, 1 passed, 0 known failure, 0 skipped +[src/bwfill.cc] +>>>>> /build/reproducible-path/octave-image-2.16.0/src/bwfill.cc +***** test + A = [0 1 0 0 1; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]; + R4 = logical(ones(5)); + R8 = logical([1 1 0 0 1; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]); + assert (bwfill (A,1,1,4), R4) + assert (bwfill (A,1,1,8), R8) + assert (bwfill (A,1,1), R8) + B = logical([0 1 0 0 1; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]); + assert (bwfill (A,3,3,4), B) + assert (bwfill (A,3,3,8), B) + assert (bwfill (A,3,3), B) + C = logical ([0 1 1 1 1; 1 0 1 1 1; 1 0 1 1 1; 1 1 1 1 1; 1 0 0 1 1]); + assert (bwfill (A,3,1,8), C) + assert (bwfill (A,3,1,4), R4) + assert (bwfill (A, [3 1], [1 3], 4), R4); + D = logical([0 1 1 1 1; 1 0 1 1 1; 1 0 1 1 1; 1 1 1 1 1; 1 0 0 1 1]); + assert (bwfill (A, [3 1], [1 3], 8), D); + assert (bwfill (A, [3 1], [1 3]), D); + E = logical ([0 1 0 0 1; 1 0 1 0 0; 1 0 1 1 0; 1 1 1 0 0; 1 0 0 1 0]); + assert (bwfill (A, "holes", 4), E); + F = logical ([1 1 0 0 1; 1 1 1 0 0; 1 1 1 1 0; 1 1 1 0 0; 1 0 0 1 0]); + assert (bwfill (A, "holes", 8), F); + assert (bwfill (A, "holes"), F); +***** error id=Octave:invalid-fun-call bwfill () +***** error id=Octave:invalid-fun-call bwfill ("aaa") +***** error id=Octave:invalid-fun-call bwfill (rand (5) > 0.5) +***** error id=Octave:invalid-fun-call bwfill (rand (5) > 0.5, 2) +***** error bwfill (rand (5) > 0.5, "holes", 1) +***** error bwfill (rand (5) > 0.5, 2, 2, 5) +***** error id=Octave:invalid-fun-call bwfill (rand (5) > 0.5, "xxx") +***** error id=Octave:invalid-fun-call bwfill (rand (5) > 0.5, 2, 2, 4, 5) +***** error id=Octave:invalid-fun-call bwfill (rand (5) > 0.5, "holes", 4, 2) +10 tests, 10 passed, 0 known failure, 0 skipped [src/imerode.cc] >>>>> /build/reproducible-path/octave-image-2.16.0/src/imerode.cc ***** assert (imerode (eye (3), [1]), eye (3)); @@ -15603,39 +15830,214 @@ assert (imdilate (false (3, 3), se), false (3, 3)) assert (imdilate (zeros (3, 3), se), [-Inf 0 0; 0 0 0; 0 0 0]) 19 tests, 19 passed, 0 known failure, 0 skipped -[src/hough_line.cc] ->>>>> /build/reproducible-path/octave-image-2.16.0/src/hough_line.cc +[src/bwdist.cc] +>>>>> /build/reproducible-path/octave-image-2.16.0/src/bwdist.cc +***** shared bw + + bw = [0 1 0 1 0 1 1 0 + 0 0 0 1 1 0 0 0 + 0 0 0 1 1 0 0 0 + 0 0 0 1 1 0 0 0 + 0 0 1 1 1 1 1 1 + 1 1 1 1 0 0 0 1 + 1 1 1 0 0 0 1 0 + 0 0 1 0 0 0 1 1]; ***** test - I = zeros(100, 100); - I(1,1) = 1; I(100,100) = 1; I(1,100) = 1; I(100, 1) = 1; I(50,50) = 1; - [J, R] = houghtf(I); J = J / max(J(:)); - assert(size(J) == [length(R) 181]); + out = [ 1.00000 0.00000 1.00000 0.00000 1.00000 0.00000 0.00000 1.00000 + 1.41421 1.00000 1.00000 0.00000 0.00000 1.00000 1.00000 1.41421 + 2.23607 2.00000 1.00000 0.00000 0.00000 1.00000 2.00000 2.00000 + 2.00000 1.41421 1.00000 0.00000 0.00000 1.00000 1.00000 1.00000 + 1.00000 1.00000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000 + 0.00000 0.00000 0.00000 0.00000 1.00000 1.00000 1.00000 0.00000 + 0.00000 0.00000 0.00000 1.00000 1.41421 1.00000 0.00000 1.00000 + 1.00000 1.00000 0.00000 1.00000 2.00000 1.00000 0.00000 0.00000]; + out = single (out); -***** demo - I = zeros(100, 150); - I(30,:) = 1; I(:, 65) = 1; I(35:45, 35:50) = 1; - for i = 1:90, I(i,i) = 1;endfor - I = imnoise(I, 'salt & pepper'); - imshow(I); - J = houghtf(I); J = J / max(J(:)); - imshow(J); -1 test, 1 passed, 0 known failure, 0 skipped -[src/intlut.cc] ->>>>> /build/reproducible-path/octave-image-2.16.0/src/intlut.cc -***** assert (intlut (uint8 (1:4), uint8 ( 255:-1:0)), uint8 (254:-1:251)); -***** assert (intlut (uint16 (1:4), uint16 (65535:-1:0)), uint16 (65534:-1:65531)); -***** assert (intlut (int16 (1:4), int16 (32767:-1:-32768)), int16 (-2:-1:-5)); -***** assert (intlut (uint8 (255), uint8 (0:255)), uint8 (255)); -***** assert (intlut (uint16 (65535), uint16 (0:65535)), uint16 (65535)); -***** assert (intlut (int16 (32767), int16 (-32768:32767)), int16 (32767)); -***** error intlut () -***** error intlut ("text") -***** error intlut (1:20, uint8 (0:255)); -***** error intlut (uint16 (1:20), uint8 (0:255)); -***** error intlut (uint8 (1:20), uint8 (0:200)); -***** error intlut (uint16 (1:20), uint16 (0:500)); -***** error intlut (uint8 (56), uint8 (magic (16) -1)) -13 tests, 13 passed, 0 known failure, 0 skipped + assert (bwdist (bw), out, 0.0001); # default is euclidean + assert (bwdist (bw, "euclidean"), out, 0.0001); + assert (bwdist (logical (bw), "euclidean"), out, 0.0001); +***** test + out = [ 1 0 1 0 1 0 0 1 + 1 1 1 0 0 1 1 1 + 2 2 1 0 0 1 2 2 + 2 1 1 0 0 1 1 1 + 1 1 0 0 0 0 0 0 + 0 0 0 0 1 1 1 0 + 0 0 0 1 1 1 0 1 + 1 1 0 1 2 1 0 0]; + out = single (out); + + assert (bwdist (bw, "chessboard"), out); +***** test + out = [ 1 0 1 0 1 0 0 1 + 2 1 1 0 0 1 1 2 + 3 2 1 0 0 1 2 2 + 2 2 1 0 0 1 1 1 + 1 1 0 0 0 0 0 0 + 0 0 0 0 1 1 1 0 + 0 0 0 1 2 1 0 1 + 1 1 0 1 2 1 0 0]; + out = single (out); + + assert (bwdist (bw, "cityblock"), out); +***** test + out = [ 1.00000 0.00000 1.00000 0.00000 1.00000 0.00000 0.00000 1.00000 + 1.41421 1.00000 1.00000 0.00000 0.00000 1.00000 1.00000 1.41421 + 2.41421 2.00000 1.00000 0.00000 0.00000 1.00000 2.00000 2.00000 + 2.00000 1.41421 1.00000 0.00000 0.00000 1.00000 1.00000 1.00000 + 1.00000 1.00000 0.00000 0.00000 0.00000 0.00000 0.00000 0.00000 + 0.00000 0.00000 0.00000 0.00000 1.00000 1.00000 1.00000 0.00000 + 0.00000 0.00000 0.00000 1.00000 1.41421 1.00000 0.00000 1.00000 + 1.00000 1.00000 0.00000 1.00000 2.00000 1.00000 0.00000 0.00000]; + out = single (out); + + assert (bwdist (bw, "quasi-euclidean"), out, 0.0001); + + bw(logical (bw)) = 3; # there is no actual check if matrix is binary or 0 and 1 + assert (bwdist (bw, "quasi-euclidean"), out, 0.0001); + + bw(logical (bw)) = -2; # anything non-zero is considered object + assert (bwdist (bw, "quasi-euclidean"), out, 0.0001); +***** test + bw = [ 1 1 1 1 0 1 1 1 1 + 1 1 1 1 0 1 1 1 1 + 1 1 0 1 1 1 1 1 1 + 0 1 1 1 1 1 1 1 1]; + + dist = [ 0 0 0 0 1 0 0 0 0 + 0 0 0 0 1 0 0 0 0 + 0 0 1 0 0 0 0 0 0 + 1 0 0 0 0 0 0 0 0]; + dist = single (dist); + + c = [ 1 5 9 13 13 21 25 29 33 + 2 6 10 14 14 22 26 30 34 + 3 7 10 15 19 23 27 31 35 + 8 8 12 16 20 24 28 32 36]; + c = uint32 (c); + + [dout, cout] = bwdist (bw, "euclidean"); + assert (dout, dist) + assert (cout, c) +***** test + bw = [ 0 1 1 0 0 0 1 0 + 0 0 0 0 0 0 0 0 + 1 1 0 0 0 0 0 0 + 0 0 0 0 0 0 1 0 + 0 0 0 0 1 0 0 1 + 0 0 0 0 0 0 0 0 + 1 0 0 0 0 0 0 0 + 0 0 1 0 0 1 1 0]; + out = single ([ + 1.00000 0.00000 0.00000 1.00000 2.00000 1.00000 0.00000 1.00000 + 1.00000 1.00000 1.00000 sqrt(2) sqrt(2)+1 sqrt(2) 1.00000 sqrt(2) + 0.00000 0.00000 1.00000 2.00000 2.00000 sqrt(2) 1.00000 sqrt(2) + 1.00000 1.00000 sqrt(2) sqrt(2) 1.00000 1.00000 0.00000 1.00000 + 2.00000 2.00000 2.00000 1.00000 0.00000 1.00000 1.00000 0.00000 + 1.00000 sqrt(2) 2.00000 sqrt(2) 1.00000 sqrt(2) sqrt(2) 1.00000 + 0.00000 1.00000 1.00000 sqrt(2) sqrt(2) 1.00000 1.00000 sqrt(2) + 1.00000 1.00000 0.00000 1.00000 1.00000 0.00000 0.00000 1.00000 + ]); + assert (bwdist (bw, "quasi-euclidean"), out); +***** error bwdist (bw, "not a valid method"); +***** test + ## Special case of there being no foreground element (bug #50874) + expected_dist = single (Inf (2, 2)); + expected_idx = uint32 ([0 0; 0 0]); + + [dist, idx] = bwdist (false (2, 2)); + assert (dist, expected_dist) + assert (idx, expected_idx) + + [dist, idx] = bwdist (zeros (2, 2)); + assert (dist, expected_dist) + assert (idx, expected_idx) +***** test + ## Special case of 1D input (bug #50874) + assert (bwdist ([1 0]), single ([0 1])) + assert (bwdist ([1 0]'), single ([0 1]')) + assert (bwdist ([0 1 0 0 0 0 1 1]), single ([1 0 1 2 2 1 0 0])) + assert (bwdist ([1 1 0 0 0 0 1 1]'), single ([0 0 1 2 2 1 0 0])') + assert (bwdist ([1 0], "euclidean"), single ([0 1])) + assert (bwdist ([1 0], "chessboard"), single ([0 1])) + assert (bwdist ([1 0], "cityblock"), single ([0 1])) + assert (bwdist ([1 0], "quasi-euclidean"), single ([0 1])) +***** test + ## test 1D input with 2nd output argument (indices) (bug #50874) + expected_dist = single ([1 0 1]); + expected_idx = uint32 ([2 2 2]); + + [dist, idx] = bwdist ([0 1 0]); + assert (dist, expected_dist) + assert (idx, expected_idx) + + [dist, idx] = bwdist ([0 1 0]'); + assert (dist, expected_dist') + assert (idx, expected_idx') + + expected_dist = single ([0 0 1 0 0]); + expected_idx = uint32 ([1 2 2 4 5]); + [dist, idx] = bwdist ([1 1 0 1 1]); + assert (dist, expected_dist) + assert (idx, expected_idx) + + expected_dist = single ([1 0 1 2 1 0 0 0 1 1 0 0 0 0 1 2 3 4]); + expected_idx = uint32 ([2 2 2 2 6 6 7 8 8 11 11 12 13 14 14 14 14 14]); + [dist, idx] = bwdist ([0 1 0 0 0 1 1 1 0 0 1 1 1 1 0 0 0 0]); + assert (dist, expected_dist) + assert (idx, expected_idx) + + expected_dist = single ([0 0 1 2 1 0 0 0 1 1 0 0 0 0 1 2 1 0]); + expected_idx = uint32 ([1 2 2 2 6 6 7 8 8 11 11 12 13 14 14 14 18 18]); + [dist, idx] = bwdist ([1 1 0 0 0 1 1 1 0 0 1 1 1 1 0 0 0 1]); + assert (dist, expected_dist) + assert (idx, expected_idx) +***** test + assert (bwdist ([0 0]), single ([Inf, Inf])) + assert (bwdist ([0 0]'), single ([Inf, Inf]')) +***** xtest + ## This is Matlab incompatible because the bottom right corners is + ## equally distant to the top right and bottom left corners. However, + ## both are correct answers, and the returned value is just + ## implementation dependent. + bw = logical ([ + 0 0 1 + 0 0 0 + 1 0 0 + ]); + expected_dist = single ([ + 2.0 1.0 0.0 + 1.0 sqrt(2) 1.0 + 0.0 1.0 2.0 + ]); + expected_idx = uint32 ([ + 3 7 7 + 3 3 7 + 3 3 3 + ]); + [dist, idx] = bwdist (bw); + assert (dist, expected_dist) + assert (idx, expected_idx) +!!!!! known failure +ASSERT errors for: assert (idx,expected_idx) + + Location | Observed | Expected | Reason + (3,3) 7 3 Abs err 4 exceeds tol 0 by 4 +***** xtest + # bug #62192 + a = zeros (200, 200); + a (158, 100) = 1; + a (141, 141) = 1; + a (156, 115) = 1; + d = bwdist (a); + expected_result = single (57.9741); + assert (d (100, 100), expected_result, 1e-4) +!!!!! known failure +ASSERT errors for: assert (d (100, 100),expected_result,1e-4) + + Location | Observed | Expected | Reason + () 57.9828 57.9741 Abs err 0.0086594 exceeds tol 0.0001 by 0.009 +13 tests, 11 passed, 2 known failures, 0 skipped [src/imreconstruct.cc] >>>>> /build/reproducible-path/octave-image-2.16.0/src/imreconstruct.cc ***** function recon = parallel_reconstruction (marker, mask, @@ -15778,247 +16180,6 @@ assert (imreconstruct (marker +1, marker), marker) assert (imreconstruct (marker +1, marker), imreconstruct (marker, marker)) 9 tests, 9 passed, 0 known failure, 0 skipped -[src/watershed.cc] ->>>>> /build/reproducible-path/octave-image-2.16.0/src/watershed.cc -***** test - ex = tril (ones (50), -1) + triu (repmat (2, [50 50]), 2); - ex(1, 1) = 1; - ex(end, end) = 1; - - in = ones (50); - in(end,1) = 0; - in(1,end) = 0; - assert (watershed (in), ex) -***** test - ex = tril (ones (49), -1) + triu (repmat (2, [49 49]), 2); - ex(1, 1) = 1; - ex(end, end) = 1; - - in = ones (49); - in(end,1) = 0; - in(1,end) = 0; - assert (watershed (in), ex) - - c = (fspecial ('disk', 5) > 0) + 1; - in(20:30,20:30) = c; - c = (fspecial ('disk', 4) > 0) + 2; - in(21:29,21:29) = c; - assert (watershed (in), ex) -***** test - ex = tril (ones (49), -1) + triu (repmat (2, [49 49]), 2); - ex(1:28,1:28) = (tril (ones (28) ,7) + triu (repmat (2, [28 28]), 10)); - ex(1,9) = 1; - ex(end,end) = 1; - ex(20:29, 29) = 0; - - in = ones (49); - in(end,1) = 0; - in(1,end) = 0; - c = (fspecial ("disk", 5) > 0) + 1; - in(1:11,38:48) = c; - - assert (watershed (in), ex) -***** test - im = [ - 3 4 5 6 0 - 2 3 4 5 6 - 1 2 3 4 5 - 0 1 2 3 4 - 1 0 1 2 3]; - - labeled8 = [ - 1 1 1 0 2 - 1 1 1 0 0 - 1 1 1 1 1 - 1 1 1 1 1 - 1 1 1 1 1]; - labeled4 = [ - 1 1 1 0 3 - 1 1 1 0 0 - 1 1 0 2 2 - 1 0 2 2 2 - 0 2 2 2 2]; - labeled_weird = [ - 1 1 1 0 2 - 1 1 1 1 0 - 1 1 1 1 1 - 1 1 1 1 1 - 1 1 1 1 1]; - - assert (watershed (im), labeled8); - assert (watershed (im, 8), labeled8); - assert (watershed (im, 4), labeled4); - assert (watershed (im, [1 1 0; 1 1 1; 0 1 1]), labeled_weird); -***** test - im = [ - 2 3 30 2 - 3 30 3 30 - 255 31 30 4 - 2 255 31 30 - 1 2 255 5]; - - labeled4 = [ - 1 1 0 4 - 1 0 3 0 - 0 2 0 5 - 2 2 2 0 - 2 2 0 6]; - labeled_weird = [ - 1 1 0 3 - 1 1 1 0 - 0 1 1 1 - 2 0 0 0 - 2 2 0 4]; - - assert (watershed (im, 4), labeled4); - assert (watershed (im, [1 1 0; 1 1 1; 0 1 1]), labeled_weird); -***** xtest - ## The following test is required for Matlab compatibility. There must be - ## something specific about their implementation that causes it to return - ## this value. Even when solving it on paper, we get different results. - im = [ - 2 3 30 2 - 3 30 3 30 - 255 31 30 4 - 2 255 31 30 - 1 2 255 5]; - - labeled8 = [ - 1 1 0 3 - 1 1 0 3 - 0 0 0 0 - 2 2 0 4 - 2 2 0 4]; - assert (watershed (im), labeled8); - assert (watershed (im, 8), labeled8); -!!!!! known failure -ASSERT errors for: assert (watershed (im),labeled8) - - Location | Observed | Expected | Reason - (3,4) 3 0 Abs err 3 exceeds tol 0 by 3 - (4,4) 0 4 Abs err 4 exceeds tol 0 by 4 -***** test - im = [ - 2 2 2 2 2 2 2 - 2 2 30 30 30 2 2 - 2 30 20 20 20 30 2 - 40 40 20 20 20 40 40 - 1 40 20 20 20 40 0 - 1 1 40 20 40 0 0 - 1 1 1 20 0 0 0]; - - labeled8 = [ - 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 - 0 0 0 0 0 0 0 - 2 2 2 0 3 3 3 - 2 2 2 0 3 3 3 - 2 2 2 0 3 3 3]; - labeled4 = [ - 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 - 0 1 1 1 1 1 0 - 2 0 1 1 1 0 3 - 2 2 0 1 0 3 3 - 2 2 2 0 3 3 3]; - labeled_weird = [ - 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 - 0 1 1 0 0 0 0 - 2 0 0 0 3 3 3 - 2 2 0 3 3 3 3 - 2 2 2 0 3 3 3]; - - assert (watershed (im), labeled8); - assert (watershed (im, 8), labeled8); - assert (watershed (im, 4), labeled4); - assert (watershed (im, [1 1 0; 1 1 1; 0 1 1]), labeled_weird); -***** test - im = [ - 40 40 40 40 40 40 40 40 40 40 40 40 40 - 40 3 3 5 5 5 10 10 10 10 15 20 40 - 40 3 3 5 5 30 30 30 10 15 15 20 40 - 40 3 3 5 30 20 20 20 30 15 15 20 40 - 40 40 40 40 40 20 20 20 40 40 40 40 40 - 40 10 10 10 40 20 20 20 40 10 10 10 40 - 40 5 5 5 10 40 20 40 10 10 5 5 40 - 40 1 3 5 10 15 20 15 10 5 1 0 40 - 40 1 3 5 10 15 20 15 10 5 1 0 40 - 40 40 40 40 40 40 40 40 40 40 40 40 40]; - - labeled8 = [ - 1 1 1 1 1 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 1 1 1 1 1 1 - 0 0 0 0 0 0 0 0 0 0 0 0 0 - 2 2 2 2 2 2 0 3 3 3 3 3 3 - 2 2 2 2 2 2 0 3 3 3 3 3 3 - 2 2 2 2 2 2 0 3 3 3 3 3 3 - 2 2 2 2 2 2 0 3 3 3 3 3 3 - 2 2 2 2 2 2 0 3 3 3 3 3 3]; - labeled4 = [ - 1 1 1 1 1 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 1 1 1 1 1 1 - 0 0 0 0 1 1 1 1 1 0 0 0 0 - 2 2 2 2 0 1 1 1 0 3 3 3 3 - 2 2 2 2 2 0 1 0 3 3 3 3 3 - 2 2 2 2 2 2 0 3 3 3 3 3 3 - 2 2 2 2 2 2 0 3 3 3 3 3 3 - 2 2 2 2 2 2 0 3 3 3 3 3 3]; - labeled_weird = [ - 1 1 1 1 1 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 1 1 1 1 1 1 - 1 1 1 1 1 1 1 1 1 1 1 1 1 - 0 0 0 0 1 1 0 0 0 0 0 0 0 - 2 2 2 2 0 0 0 3 3 3 3 3 3 - 2 2 2 2 2 0 3 3 3 3 3 3 3 - 2 2 2 2 2 2 0 3 3 3 3 3 3 - 2 2 2 2 2 2 0 3 3 3 3 3 3 - 2 2 2 2 2 2 0 3 3 3 3 3 3]; - - assert (watershed (im), labeled8); - assert (watershed (im, 8), labeled8); - assert (watershed (im, 4), labeled4); - assert (watershed (im, [1 1 0; 1 1 1; 0 1 1]), labeled_weird); -***** xtest - ## This test is failing for Matlab compatibility - im_full = [ - 1 2 10 3 8 7 5 - 3 2 5 10 8 1 4 - 1 8 2 3 8 3 6]; - - matlab_result_full = [ - 1 1 0 3 0 4 4 - 0 0 0 0 0 4 4 - 2 2 2 0 4 4 4]; - - assert (watershed (im_full), matlab_result_full); - - im_crop = [ - 2 10 3 8 7 5 - 2 5 10 8 1 4 - 8 2 3 8 3 6]; - - matlab_result_crop = [ - 1 0 2 0 3 3 - 1 0 0 0 3 3 - 1 1 1 0 3 3]; - - assert (watershed (im_crop), matlab_result_crop); -!!!!! known failure -ASSERT errors for: assert (watershed (im_full),matlab_result_full) - - Location | Observed | Expected | Reason - (3,4) 2 0 Abs err 2 exceeds tol 0 by 2 - (3,5) 0 4 Abs err 4 exceeds tol 0 by 4 -9 tests, 7 passed, 2 known failures, 0 skipped [src/bwlabeln.cc] >>>>> /build/reproducible-path/octave-image-2.16.0/src/bwlabeln.cc ***** shared a2d, a3d @@ -16325,187 +16486,34 @@ ***** error bwlabel (rand (10) > 0.8, "text") ***** error bwlabel ("text", 6) 23 tests, 23 passed, 0 known failure, 0 skipped -[src/__spatial_filtering__.cc] ->>>>> /build/reproducible-path/octave-image-2.16.0/src/__spatial_filtering__.cc -***** error - __spatial_filtering__ (ones (10), ones (3), "std", ones (10), 0) -***** error - __spatial_filtering__ (ones (10), ones (3), "std", ones (3, 3, 3), 0) -***** error - __spatial_filtering__ (ones (10), ones (3), "std", ones (1, 9), 0) -***** shared a, domain, s, out - a = [ 82 2 97 43 79 43 41 65 51 11 - 60 65 21 56 94 77 36 38 75 39 - 32 68 78 1 16 75 76 90 81 56 - 43 90 82 41 36 1 87 19 18 63 - 63 64 2 48 18 43 38 25 22 99 - 12 46 90 79 3 92 39 79 10 22 - 38 98 11 10 40 90 88 38 4 76 - 54 37 9 4 33 98 36 47 53 57 - 38 76 82 50 14 74 64 99 7 33 - 88 96 41 62 84 89 97 23 41 3]; - - domain = ones (3); - s = zeros (3); - - out = [ 2 1 1 1 16 36 36 11 - 21 1 1 1 1 1 18 18 - 2 1 1 1 1 1 18 18 - 2 2 2 1 1 1 10 10 - 2 2 2 3 3 25 4 4 - 9 4 3 3 3 36 4 4 - 9 4 4 4 14 36 4 4 - 9 4 4 4 14 23 7 3]; -***** assert (__spatial_filtering__ (a, domain, "ordered", s, 1), out); - - out = [ 97 97 97 94 94 90 90 90 - 90 90 94 94 94 90 90 90 - 90 90 82 75 87 90 90 99 - 90 90 90 92 92 92 87 99 - 98 98 90 92 92 92 88 99 - 98 98 90 98 98 98 88 79 - 98 98 82 98 98 99 99 99 - 96 96 84 98 98 99 99 99]; -***** assert (__spatial_filtering__ (a, domain, "ordered", s, nnz (domain)), out); - - out = [ 60 43 43 43 43 43 51 51 - 60 56 36 36 36 38 38 39 - 63 48 18 18 36 38 25 25 - 46 48 36 36 36 38 22 22 - 38 46 11 40 39 39 25 22 - 37 11 10 33 39 47 38 38 - 38 11 11 33 40 64 38 38 - 41 41 33 50 64 64 41 33]; -***** assert (__spatial_filtering__ (a, domain, "ordered", s, 4), out); - - out = [ 31.223 33.788 35.561 31.011 26.096 20.630 20.403 24.712 - 23.428 29.613 32.376 34.002 33.593 32.470 29.605 26.333 - 27.834 32.890 29.903 24.207 30.083 32.497 31.898 32.600 - 32.027 28.995 33.530 31.002 32.241 32.004 27.501 32.070 - 34.682 36.030 33.046 33.745 32.509 27.352 28.607 34.180 - 32.709 37.690 32.992 40.036 34.456 26.656 27.685 26.863 - 30.971 36.227 25.775 34.873 29.917 25.269 32.292 30.410 - 29.135 31.626 30.056 33.594 30.814 28.853 30.917 29.120]; -***** assert (__spatial_filtering__ (a, domain, "std", s), out, 0.001); - - out = [ 95 96 96 93 78 54 54 79 - 69 89 93 93 93 89 72 72 - 88 89 81 74 86 89 72 81 - 88 88 88 91 91 91 77 89 - 96 96 88 89 89 67 84 95 - 89 94 87 95 95 62 84 75 - 89 94 78 94 84 63 95 95 - 87 92 80 94 84 76 92 96]; -***** assert (__spatial_filtering__ (a, domain, "range", s), out); - - domain = [ 1 1 0 - 0 1 1 - 0 1 0]; - - out = [ 2 2 1 16 36 36 38 39 - 60 1 1 16 1 36 19 18 - 32 2 1 1 1 19 18 18 - 2 2 18 3 1 1 19 10 - 46 2 2 3 18 38 10 4 - 11 9 4 3 3 36 4 4 - 9 4 4 10 36 36 38 4 - 37 9 4 4 33 36 7 7]; -***** assert (__spatial_filtering__ (a, domain, "ordered", s, 1), out); - - out = [ 82 97 97 94 79 76 90 81 - 90 82 56 94 94 90 90 81 - 90 82 78 36 87 87 90 90 - 90 90 82 43 92 87 87 99 - 98 90 79 92 92 88 79 25 - 98 90 90 90 98 92 79 79 - 98 98 50 98 98 90 99 57 - 96 82 62 84 98 99 99 53]; -***** assert (__spatial_filtering__ (a, domain, "ordered", s, nnz (domain)), out); - - out = [ 68 78 94 79 77 43 75 75 - 78 78 41 75 77 87 81 75 - 82 78 48 18 75 76 76 81 - 64 90 79 41 43 39 79 22 - 90 79 48 48 90 79 38 22 - 46 46 79 79 92 88 47 76 - 76 82 33 40 90 88 88 53 - 82 50 50 74 89 98 47 47]; -***** assert (__spatial_filtering__ (a, domain, "ordered", s, 4), out); - - out = [ 34.2389 39.2772 39.6699 31.6812 20.7364 16.5439 22.2419 17.2395 - 11.9248 36.3084 21.6217 30.8350 36.4047 21.6726 30.9144 26.1017 - 22.2980 33.2746 27.5808 14.5017 36.8890 29.0259 34.6020 33.2521 - 32.2490 37.9579 26.9685 17.1959 32.5346 31.3847 33.5976 36.8280 - 21.3354 40.1833 34.0044 33.9882 32.9894 24.1102 25.6613 9.0995 - 35.4641 35.3794 39.0871 35.4753 39.9775 28.7193 26.7451 35.6553 - 35.2179 45.3398 19.3210 35.2987 28.4042 24.0832 26.8421 25.0539 - 23.4307 26.2812 26.3287 35.6959 25.2646 28.1016 34.9829 17.9221]; -***** assert (__spatial_filtering__ (a, domain, "std", s), out, 0.001); - - out = [ 80 95 96 78 43 40 52 42 - 30 81 55 78 93 54 71 63 - 58 80 77 35 86 68 72 72 - 88 88 64 40 91 86 68 89 - 52 88 77 89 74 50 69 21 - 87 81 86 87 95 56 75 75 - 89 94 46 88 62 54 61 53 - 59 73 58 80 65 63 92 46]; -***** assert (__spatial_filtering__ (a, domain, "range", s), out); - - s = [ 1 -3 4 - 6 -7 2 - -1 3 -5]; +[src/graycomatrix.cc] +>>>>> /build/reproducible-path/octave-image-2.16.0/src/graycomatrix.cc +***** shared a +***** test + a = [0 0 0 1 2; + 1 1 0 1 1; + 2 2 1 0 0; + 1 1 0 2 0; + 0 0 1 0 1]; + squeeze(graycomatrix(a, 3, 1, -pi/4)) == [4 2 0; + 2 3 2; + 1 2 0]; - out = [ -1 3 4 19 38 29 31 41 - 61 3 -6 9 4 33 22 21 - 33 5 -2 2 -6 21 12 11 - 4 -5 20 6 -2 2 16 13 - 39 -1 3 -4 19 32 12 3 - 13 4 3 0 4 36 6 -3 - 11 2 -3 11 38 29 35 1 - 34 6 1 5 34 33 9 0]; -***** assert (__spatial_filtering__ (a, domain, "ordered", s, 1), out); +***** assert(size(graycomatrix(a, 3, 1:5, [0:3]*-pi/4)), [3, 3, 5, 4]) +***** demo - out = [ 83 94 98 87 80 79 93 84 - 93 85 53 91 95 92 83 74 - 84 75 79 29 89 80 87 91 - 87 93 83 45 95 84 88 101 - 101 83 72 94 93 91 72 26 - 91 87 91 92 101 93 76 80 - 95 99 53 100 91 91 102 59 - 99 75 65 87 95 101 92 50]; -***** assert (__spatial_filtering__ (a, domain, "ordered", s, nnz (domain)), out); + # Pattern Recognition Engineering (Nadler & Smith) + # Digital Image Processing (Gonzales & Woods), p. 668 - out = [ 71 81 96 79 78 44 77 68 - 80 71 44 77 78 90 83 72 - 83 75 51 21 72 76 77 78 - 57 91 82 42 40 42 82 20 - 92 81 45 49 85 81 41 24 - 43 47 76 80 90 81 50 78 - 79 85 35 37 87 85 89 46 - 84 52 43 76 92 100 44 48]; -***** assert (__spatial_filtering__ (a, domain, "ordered", s, 4), out); + a = [0 0 0 1 2; + 1 1 0 1 1; + 2 2 1 0 0; + 1 1 0 2 0; + 0 0 1 0 1]; - out = [ 34.903 40.206 39.885 28.627 20.620 19.248 25.209 17.111 - 14.536 35.865 23.221 32.230 34.903 23.923 28.879 22.621 - 20.635 30.113 29.351 11.610 38.863 25.936 34.608 34.482 - 29.811 40.998 28.279 17.897 34.666 29.978 36.150 38.213 - 25.066 39.240 30.013 37.300 31.856 27.428 22.884 10.281 - 31.890 34.761 39.645 37.526 39.336 27.031 25.648 39.285 - 35.017 47.776 22.764 35.912 25.460 25.636 29.861 24.566 - 25.213 25.000 26.391 38.451 24.631 31.305 31.118 20.611]; -***** assert (__spatial_filtering__ (a, domain, "std", s), out, 0.001); + graycomatrix(a, 3, 1, [0 1]*-pi/4) - out = [ 84 91 94 68 42 50 62 43 - 32 82 59 82 91 59 61 53 - 51 70 81 27 95 59 75 80 - 83 98 63 39 97 82 72 88 - 62 84 69 98 74 59 60 23 - 78 83 88 92 97 57 70 83 - 84 97 56 89 53 62 67 58 - 65 69 64 82 61 68 83 50]; -***** assert (__spatial_filtering__ (a, domain, "range", s), out); -18 tests, 18 passed, 0 known failure, 0 skipped +2 tests, 2 passed, 0 known failure, 0 skipped Done running the unit tests. Summary: 2246 tests, 2210 passed, 36 known failures, 0 skipped dh_installdocs -O--buildsystem=octave @@ -16546,12 +16554,14 @@ dpkg-buildpackage: info: binary-only upload (no source included) dpkg-genchanges: info: not including original source code in upload I: copying local configuration +I: user script /srv/workspace/pbuilder/3633/tmp/hooks/B01_cleanup starting +I: user script /srv/workspace/pbuilder/3633/tmp/hooks/B01_cleanup finished I: unmounting dev/ptmx filesystem I: unmounting dev/pts filesystem I: unmounting dev/shm filesystem I: unmounting proc filesystem I: unmounting sys filesystem I: cleaning the build env -I: removing directory /srv/workspace/pbuilder/2986 and its subdirectories -I: Current time: Wed Jun 4 00:21:31 -12 2025 -I: pbuilder-time-stamp: 1749039691 +I: removing directory /srv/workspace/pbuilder/3633 and its subdirectories +I: Current time: Thu Jun 5 02:34:08 +14 2025 +I: pbuilder-time-stamp: 1749040448