ffmpeg

-y -r 20 -b 150000 -s 320x240 -vcodec libx264 -vpre medium -vpre baseline -acodec aac -f mp4

/usr/local/bin/ffmpeg -strict experimental -i   9.mpg   -y -r 20 -b 150000 -s 320x240 -vcodec libx264 -vpre medium -vpre baseline -acodec aac -f mp4   /tmp/aa10.mp4

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