work with ffmpeg

http://sexwithlinux.blogspot.ru/2011/03/ffmpeg.html

http://info-storage.livejournal.com/20784.html

dorway to ffmpeg hints

speedrun:

ffmpeg -i 14-00.avi -sameq -f yuv4mpegpipe - |yuvfps -s 15:1 -r 1:1 | yuvfps -r 25:1 -c |ffmpeg -f yuv4mpegpipe -i - -sameq -y 14.00.speedrun2.avi