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author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2017-06-30 03:27:10 +0000 |
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committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2017-06-30 03:27:10 +0000 |
commit | 08d938dc6fc6b30e5da6733b52c97169c0d24f8a (patch) | |
tree | 92673cd6a5755fc209078cc6b6a42602defc0212 /test/tiffcmyk-roundtrip.test | |
parent | e21f4e95d897c93a4779bf78c71f1341d164a222 (diff) | |
download | netpbm-mirror-08d938dc6fc6b30e5da6733b52c97169c0d24f8a.tar.gz netpbm-mirror-08d938dc6fc6b30e5da6733b52c97169c0d24f8a.tar.xz netpbm-mirror-08d938dc6fc6b30e5da6733b52c97169c0d24f8a.zip |
Copy Development as new Advanced
git-svn-id: http://svn.code.sf.net/p/netpbm/code/advanced@3018 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Diffstat (limited to 'test/tiffcmyk-roundtrip.test')
-rwxr-xr-x | test/tiffcmyk-roundtrip.test | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/test/tiffcmyk-roundtrip.test b/test/tiffcmyk-roundtrip.test new file mode 100755 index 00000000..e123d807 --- /dev/null +++ b/test/tiffcmyk-roundtrip.test @@ -0,0 +1,46 @@ +#! /bin/bash +# This script tests: pnmtotiffcmyk tifftopnm +# Also requires: pnmpsnr + +# Failure message +## If this test fails, the cause may be a problem in the TIFF library. + +tmpdir=${tmpdir:-/tmp} +tartan_ppm=${tmpdir}/tartan.ppm +output_ppm=${tmpdir}/output.ppm +output_tiff=${tmpdir}/output.tiff + +# Note that color images cannot be tested by the roundtrip method +# because of approximations incurred by converting from RGB to CMYK + +pnmtotiffcmyk testimg.ppm > ${output_tiff} && \ + tifftopnm -headerdump -byrow ${output_tiff} | \ + pnmpsnr -machine - testimg.ppm | \ + awk '{printf("%3d %1d %1d %1d\n",NF,$1>45.0,$2>59.5,$3>56.5)}' + + +# Note that "-rowsperstrip=1" does not work +pnmtotiffcmyk -rowsperstrip 1 -lsb2msb testimg.ppm > ${output_tiff} && \ + tifftopnm -respectfillorder -byrow ${output_tiff} | \ + pnmpsnr -machine - testimg.ppm | \ + awk '{printf("%3d %1d %1d %1d\n",NF,$1>45.0,$2>59.5,$3>56.5)}' + + +pnmtotiffcmyk -packbits testimg.ppm > ${output_tiff} && \ + tifftopnm -byrow ${output_tiff} | \ + pnmpsnr -machine - testimg.ppm | \ + awk '{printf("%3d %1d %1d %1d\n",NF,$1>45.0,$2>59.5,$3>56.5)}' + + +pnmtotiffcmyk -lzw testimg.ppm > ${output_tiff} && \ + tifftopnm -byrow ${output_tiff} | \ + pnmpsnr -machine - testimg.ppm | \ + awk '{printf("%3d %1d %1d %1d\n",NF,$1>45.0,$2>59.5,$3>56.5)}' + + +pnmtotiffcmyk -lzw -predictor 2 testimg.ppm > ${output_tiff} && \ + tifftopnm -respectfillorder -byrow ${output_tiff} | \ + pnmpsnr -machine - testimg.ppm | \ + awk '{printf("%3d %1d %1d %1d\n",NF,$1>45.0,$2>59.5,$3>56.5)}' + +rm ${output_tiff} \ No newline at end of file |