Created
August 8, 2012 01:09
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test ffv1 version 1 and 3 against test files (available at http://media.xiph.org/video/derf/y4m/)
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#!/bin/bash | |
for test_file in bridge_far_cif.y4m bridge_close_cif.y4m foreman_cif.y4m bowing_cif.y4m akiyo_cif.y4m stefan_sif.y4m stefan_sif_mono.y4m foreman_qcif.y4m foreman_qcif_mono.y4m ; do | |
# make framemd5 file of random data | |
ffmpeg -y -report -i "$test_file" -f framemd5 "${test_file}.md5" 2> /dev/null | |
# encode random data to ffv1 version 1 | |
ffmpeg -y -report -i "$test_file" -c:v ffv1 "${test_file%.*}_ffv1_v1.mov" 2> /dev/null | |
# encode random data to ffv1 version 3 | |
ffmpeg -y -report -i "$test_file" -c:v ffv1 -level 3 -strict experimental "${test_file%.*}_ffv1_v3.mov" 2> /dev/null | |
# generate framemd5 from encoded ffv1 | |
ffmpeg -y -report -i "${test_file%.*}_ffv1_v1.mov" -f framemd5 "${test_file%.*}_ffv1_v1.md5" 2> /dev/null | |
ffmpeg -y -report -i "${test_file%.*}_ffv1_v3.mov" -f framemd5 "${test_file%.*}_ffv1_v3.md5" 2> /dev/null | |
if [ $(md5 -q "${test_file}.md5") == $(md5 -q "${test_file%.*}_ffv1_v1.md5") ] ; then | |
echo "$test_file" to "${test_file%.*}_ffv1_v1.mov" is lossless | |
else | |
echo "$test_file" to "${test_file%.*}_ffv1_v1.mov" is lossy | |
fi | |
if [ $(md5 -q "${test_file}.md5") == $(md5 -q "${test_file%.*}_ffv1_v3.md5") ] ; then | |
echo "$test_file" to "${test_file%.*}_ffv1_v3.mov" is lossless | |
else | |
echo "$test_file" to "${test_file%.*}_ffv1_v3.mov" is lossy | |
fi | |
done |
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