250 lines
5.1 KiB
Bash
Executable File
250 lines
5.1 KiB
Bash
Executable File
#!/bin/sh
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# this has now been mostly superceeded by test_foreign.py ... keep this around
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# as a test of the command-line interface
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# set -x
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. ./variables.sh
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# poppler / pdfload reference image
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poppler=$test_images/blankpage.pdf
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poppler_ref=$test_images/blankpage.png
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# rsvg / svgload reference image
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rsvg=$test_images/blankpage.svg
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rsvg_ref=$test_images/blankpage.png
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# giflib / gifload reference image
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giflib=$test_images/trans-x.gif
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giflib_ref=$test_images/trans-x.png
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# the matlab image and reference image
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matlab=$test_images/sample.mat
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matlab_ref=$test_images/sample.png
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# make a mono image
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$vips extract_band $image $tmp/mono.v 1
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mono=$tmp/mono.v
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# make a radiance image
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$vips float2rad $image $tmp/rad.v
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rad=$tmp/rad.v
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# make a cmyk image
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$vips bandjoin "$image $tmp/mono.v" $tmp/t1.v
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$vips copy $tmp/t1.v $tmp/cmyk.v --interpretation cmyk
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cmyk=$tmp/cmyk.v
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# save to t1.format, load as back.v
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save_load() {
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in=$1
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format=$2
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mode=$3
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if ! $vips copy $in $tmp/t1.$format$mode ; then
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echo "write to $out failed"
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exit 1
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fi
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if ! $vips copy $tmp/t1.$format $tmp/back.v ; then
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echo "read from $out failed"
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exit 1
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fi
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}
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# is a difference beyond a threshold? return 0 (meaning all ok) or 1 (meaning
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# error, or outside threshold)
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break_threshold() {
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diff=$1
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threshold=$2
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return $(echo "$diff <= $threshold" | bc -l)
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}
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# subtract, look for max difference less than a threshold
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test_difference() {
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before=$1
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after=$2
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threshold=$3
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$vips subtract $before $after $tmp/difference.v
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$vips abs $tmp/difference.v $tmp/abs.v
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dif=$($vips max $tmp/abs.v)
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if break_threshold $dif $threshold; then
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echo "save / load difference is $dif"
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exit 1
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fi
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}
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# save to the named file in tmp, convert back to vips again, subtract, look
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# for max difference less than a threshold
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test_format() {
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in=$1
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format=$2
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threshold=$3
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mode=$4
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printf "testing $(basename $in) $format$mode ... "
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save_load $in $format $mode
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test_difference $in $tmp/back.v $threshold
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echo "ok"
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}
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# as above, but hdr format
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# this is a coded format, so we need to rad2float before we can test for
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# differences
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test_rad() {
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in=$1
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printf "testing $(basename $in) hdr ... "
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save_load $in hdr
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$vips rad2float $in $tmp/before.v
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$vips rad2float $tmp/back.v $tmp/after.v
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test_difference $tmp/before.v $tmp/after.v 0
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echo "ok"
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}
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# as above, but raw format
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# we can't use suffix stuff to pick the load/save
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test_raw() {
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in=$1
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printf "testing $(basename $in) raw ... "
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$vips copy $in $tmp/before.v
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width=$($vipsheader -f width $tmp/before.v)
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height=$($vipsheader -f height $tmp/before.v)
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bands=$($vipsheader -f bands $tmp/before.v)
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$vips rawsave $tmp/before.v $tmp/raw
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$vips rawload $tmp/raw $tmp/after.v $width $height $bands
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test_difference $tmp/before.v $tmp/after.v 0
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echo "ok"
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}
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# a format for which we only have a load (eg. matlab)
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# pass in a reference file as well and compare to that
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test_loader() {
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ref=$1
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in=$2
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format=$3
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printf "testing $(basename $in) $format ... "
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$vips copy $ref $tmp/before.v
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$vips copy $in $tmp/after.v
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test_difference $tmp/before.v $tmp/after.v 0
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echo "ok"
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}
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# a format for which we only have a saver (eg. dzsave)
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# just run the operation and check exit status
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test_saver() {
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oper=$1
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in=$2
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suffix=$3
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printf "testing $oper $(basename $in) $suffix ... "
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rm -rf $tmp/savertest*
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cmd="$vips $oper $in $tmp/savertest$suffix"
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if ! $cmd ; then
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echo "error executing:"
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echo " $cmd"
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exit 1
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fi
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echo "ok"
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}
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# test for file format supported
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test_supported() {
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format=$1
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if $vips $format > /dev/null 2>&1; then
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result=0
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else
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echo "support for $format not configured, skipping test"
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result=1
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fi
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return $result
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}
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test_format $image v 0
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if test_supported tiffload; then
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test_format $image tif 0
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test_format $image tif 90 [compression=jpeg]
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test_format $image tif 0 [compression=deflate]
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test_format $image tif 0 [compression=packbits]
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test_format $image tif 90 [compression=jpeg,tile]
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test_format $image tif 90 [compression=jpeg,tile,pyramid]
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fi
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if test_supported pngload; then
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test_format $image png 0
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test_format $image png 0 [compression=9,interlace=1]
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fi
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if test_supported jpegload; then
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test_format $image jpg 90
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fi
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if test_supported webpload; then
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test_format $image webp 90
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fi
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test_format $image ppm 0
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test_format $image pfm 0
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if test_supported fitsload; then
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test_format $image fits 0
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fi
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# csv can only do mono
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test_format $mono csv 0
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# cmyk jpg is a special path
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if test_supported jpegload; then
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test_format $cmyk jpg 90
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fi
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if test_supported tiffload; then
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test_format $cmyk tif 0
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test_format $cmyk tif 90 [compression=jpeg]
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test_format $cmyk tif 90 [compression=jpeg,tile]
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test_format $cmyk tif 90 [compression=jpeg,tile,pyramid]
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fi
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test_rad $rad
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test_raw $mono
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test_raw $image
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if test_supported pdfload; then
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test_loader $poppler_ref $poppler pdfload
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fi
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if test_supported svgload; then
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test_loader $rsvg_ref $rsvg svgload
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fi
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if test_supported gifload; then
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test_loader $giflib_ref $giflib gifload
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fi
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if test_supported matload; then
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test_loader $matlab_ref $matlab matlab
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fi
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if test_supported dzsave; then
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test_saver dzsave $image .zip
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test_saver copy $image .dz
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test_saver copy $image .dz[container=zip]
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fi
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