169 lines
3.5 KiB
Bash
Executable File
169 lines
3.5 KiB
Bash
Executable File
#!/bin/sh
|
|
|
|
# set -x
|
|
|
|
. ./variables.sh
|
|
|
|
# the matlab image and reference image
|
|
matlab=$test_images/sample.mat
|
|
matlab_ref=$test_images/sample.png
|
|
|
|
# make a mono image
|
|
vips extract_band $image $tmp/mono.v 1
|
|
mono=$tmp/mono.v
|
|
|
|
# make a radiance image
|
|
vips float2rad $image $tmp/rad.v
|
|
rad=$tmp/rad.v
|
|
|
|
# make a cmyk image
|
|
vips bandjoin "$image $tmp/mono.v" $tmp/t1.v
|
|
vips copy $tmp/t1.v $tmp/cmyk.v --interpretation cmyk
|
|
cmyk=$tmp/cmyk.v
|
|
|
|
# save to t1.format, load as back.v
|
|
save_load() {
|
|
in=$1
|
|
format=$2
|
|
mode=$3
|
|
|
|
if ! vips copy $in $tmp/t1.$format$mode ; then
|
|
echo "write to $out failed"
|
|
exit 1
|
|
fi
|
|
|
|
if ! vips copy $tmp/t1.$format $tmp/back.v ; then
|
|
echo "read from $out failed"
|
|
exit 1
|
|
fi
|
|
}
|
|
|
|
# is a difference beyond a threshold? return 0 (meaning all ok) or 1 (meaning
|
|
# error, or outside threshold)
|
|
break_threshold() {
|
|
diff=$1
|
|
threshold=$2
|
|
return $(echo "$diff <= $threshold" | bc -l)
|
|
}
|
|
|
|
# subtract, look for max difference less than a threshold
|
|
test_difference() {
|
|
before=$1
|
|
after=$2
|
|
threshold=$3
|
|
|
|
vips subtract $before $after $tmp/difference.v
|
|
vips abs $tmp/difference.v $tmp/abs.v
|
|
dif=$(vips max $tmp/abs.v)
|
|
|
|
if break_threshold $dif $threshold; then
|
|
echo "save / load difference is $dif"
|
|
exit 1
|
|
fi
|
|
}
|
|
|
|
# save to the named file in tmp, convert back to vips again, subtract, look
|
|
# for max difference less than a threshold
|
|
test_format() {
|
|
in=$1
|
|
format=$2
|
|
threshold=$3
|
|
mode=$4
|
|
|
|
printf "testing $(basename $in) $format$mode ... "
|
|
|
|
save_load $in $format $mode
|
|
test_difference $in $tmp/back.v $threshold
|
|
|
|
echo "ok"
|
|
}
|
|
|
|
# as above, but hdr format
|
|
# this is a coded format, so we need to rad2float before we can test for
|
|
# differences
|
|
test_rad() {
|
|
in=$1
|
|
|
|
printf "testing $(basename $in) hdr ... "
|
|
|
|
save_load $in hdr
|
|
|
|
vips rad2float $in $tmp/before.v
|
|
vips rad2float $tmp/back.v $tmp/after.v
|
|
|
|
test_difference $tmp/before.v $tmp/after.v 0
|
|
|
|
echo "ok"
|
|
}
|
|
|
|
# as above, but raw format
|
|
# we can't use suffix stuff to pick the load/save
|
|
test_raw() {
|
|
in=$1
|
|
|
|
printf "testing $(basename $in) raw ... "
|
|
|
|
vips copy $in $tmp/before.v
|
|
width=$(vipsheader -f width $tmp/before.v)
|
|
height=$(vipsheader -f height $tmp/before.v)
|
|
bands=$(vipsheader -f bands $tmp/before.v)
|
|
|
|
vips rawsave $tmp/before.v $tmp/raw
|
|
vips rawload $tmp/raw $tmp/after.v $width $height $bands
|
|
|
|
test_difference $tmp/before.v $tmp/after.v 0
|
|
|
|
echo "ok"
|
|
}
|
|
|
|
# a format for which we only have a load (eg. matlab)
|
|
# pass in a reference file as well and compare to that
|
|
test_loader() {
|
|
ref=$1
|
|
in=$2
|
|
format=$3
|
|
|
|
printf "testing $(basename $in) $format ... "
|
|
|
|
vips copy $ref $tmp/before.v
|
|
vips copy $in $tmp/after.v
|
|
|
|
test_difference $tmp/before.v $tmp/after.v 0
|
|
|
|
echo "ok"
|
|
}
|
|
|
|
test_format $image v 0
|
|
test_format $image tif 0
|
|
test_format $image tif 90 [compression=jpeg]
|
|
test_format $image tif 0 [compression=deflate]
|
|
test_format $image tif 0 [compression=packbits]
|
|
test_format $image tif 90 [compression=jpeg,tile]
|
|
test_format $image tif 90 [compression=jpeg,tile,pyramid]
|
|
test_format $image png 0
|
|
test_format $image png 0 [compression=9,interlace=1]
|
|
test_format $image jpg 90
|
|
test_format $image ppm 0
|
|
test_format $image pfm 0
|
|
test_format $image fits 0
|
|
|
|
# csv can only do mono
|
|
test_format $mono csv 0
|
|
|
|
# cmyk jpg is a special path
|
|
test_format $cmyk jpg 90
|
|
test_format $cmyk tif 0
|
|
test_format $cmyk tif 90 [compression=jpeg]
|
|
test_format $cmyk tif 90 [compression=jpeg,tile]
|
|
test_format $cmyk tif 90 [compression=jpeg,tile,pyramid]
|
|
|
|
test_rad $rad
|
|
|
|
test_raw $mono
|
|
test_raw $image
|
|
|
|
test_loader $matlab_ref $matlab matlab
|
|
|
|
# we have loaders but not savers for other formats, add tests here
|
|
|