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junjuew/gist:ad307ba89e11f4f9450596b480dcbd56

Created December 21, 2017 03:56
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ffmpeg cheatsheet
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gistfile1.txt
mkfifo /tmp/testpipe
while true; do ffmpeg -f v4l2 -s 1280x720 -i /dev/video0 -f rawvideo -video_size 1280x720 -pix_fmt rgb24 - | ffmpeg -f rawvideo -video_size 1280x720 -pix_fmt rgb24 -i - -f rawvideo -pix_fmt rgb24 -video_size 1280x720 - > /tmp/testpipe; wait; done
cat /tmp/testpipe | mplayer -nosound -framedrop -benchmark -nostop-xscreensaver -nolirc -demuxer rawvideo -rawvideo w=1280:h=720:format=rgb24 -
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