Jeff Siebach jsiebach
yellowled
/ ffmpeg-html5
Created
December 6, 2011 19:39
Convert videos to proper formats for HTML5 video on Linux shell using ffmpeg. Will probably convert this to a bash script later, but for the time being, here's some examples. Not sure there have actually sensible dimensions and bitrates for web video.
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| # webm | |
| ffmpeg -i IN -f webm -vcodec libvpx -acodec libvorbis -ab 128000 -crf 22 -s 640x360 OUT.webm | |
| # mp4 | |
| ffmpeg -i IN -acodec aac -strict experimental -ac 2 -ab 128k -vcodec libx264 -vpre slow -f mp4 -crf 22 -s 640x360 OUT.mp4 | |
| # ogg (if you want to support older Firefox) | |
| ffmpeg2theora IN -o OUT.ogv -x 640 -y 360 --videoquality 5 --audioquality 0 --frontend |