Created
March 6, 2012 22:05
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finding sensible defaults for ffmpeg (aiming for cross-compatibility)
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| So, provided you have some image files of form "_tmp0000.png", you can run generate_movies.sh to create a "result.txt" file which contains a list of the files successfully generated. | |
| Additional columns are used to indicate testing status: '1' (failed), '0' (successful), '0.5' (works, but serious artifacts), '?' (couldn't try). | |
| The script will provide the first column by testing if the movie plays using ffplay. Note, no movie gets displayed to the screen, so this is fairly quick. I have included my "result.txt" file which contains testing results for additional platforms. Platforms are: | |
| * LibreOffice Impress on Linux | |
| * QuickTime on Mac | |
| * MS Office PowerPoint on Mac | |
| * OpenOffice Impress on Mac |
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| #!/bin/bash | |
| for codec in mpeg4 libtheora mpeg1video mpeg2video msmpeg4 msmpeg4v2 wmv1 wmv2 | |
| do | |
| for format in mp4 avi mov webm m4v flv asf | |
| do | |
| ffmpeg -i _tmp%04d.png -vcodec $codec -r 5.0 -f $format \ | |
| -y "test_ffmpeg_"$codec"_anim."$format 2> /dev/null > /dev/null | |
| if [ $? -eq 0 ] | |
| then | |
| ffmpeg -i "test_ffmpeg_"$codec"_anim."$format \ | |
| -f null - 2> /dev/null | |
| echo "test_ffmpeg_"$codec"_anim."$format $? >> result.txt | |
| fi | |
| done | |
| done |
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| test_ffmpeg_mpeg4_anim.mp4 0 1 0 0 0 | |
| test_ffmpeg_mpeg4_anim.avi 0 1 1 1 1 | |
| test_ffmpeg_mpeg4_anim.mov 0 1 0 0 0 | |
| test_ffmpeg_mpeg4_anim.m4v 0 ? 1 1 ? | |
| test_ffmpeg_mpeg4_anim.flv 1 ? 1 1 ? | |
| test_ffmpeg_mpeg4_anim.asf 0 ? 0 ? ? | |
| test_ffmpeg_libtheora_anim.avi 0 0 1 1 1 | |
| test_ffmpeg_libtheora_anim.mov 0 1 1 1 1 | |
| test_ffmpeg_libtheora_anim.m4v 1 ? 1 1 ? | |
| test_ffmpeg_libtheora_anim.asf 0 ? 1 ? ? | |
| test_ffmpeg_msmpeg4_anim.avi 0 1 0.5 0.5 1 | |
| test_ffmpeg_msmpeg4_anim.mov 0 1 1 1 1 | |
| test_ffmpeg_msmpeg4_anim.m4v 1 ? 1 1 ? | |
| test_ffmpeg_msmpeg4_anim.asf 0 ? 0.5 ? ? | |
| test_ffmpeg_msmpeg4v2_anim.avi 0 1 0 0 1 | |
| test_ffmpeg_msmpeg4v2_anim.mov 0 1 1 1 1 | |
| test_ffmpeg_msmpeg4v2_anim.m4v 1 ? 1 1 ? | |
| test_ffmpeg_msmpeg4v2_anim.asf 0 ? 0 ? ? | |
| test_ffmpeg_wmv1_anim.avi 0 1 0 0 1 | |
| test_ffmpeg_wmv1_anim.mov 0 1 1 1 1 | |
| test_ffmpeg_wmv1_anim.m4v 1 ? 1 1 ? | |
| test_ffmpeg_wmv1_anim.asf 0 ? 0 ? ? | |
| test_ffmpeg_wmv2_anim.avi 0 1 0 0 1 | |
| test_ffmpeg_wmv2_anim.mov 0 1 1 1 1 | |
| test_ffmpeg_wmv2_anim.m4v 1 ? 1 1 ? | |
| test_ffmpeg_wmv2_anim.asf 0 ? 0 ? ? |
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