ffmpeg -i /path/tomovie.avi -c:v libx264 -b:v 310k  -s 640x360 -r 20 -preset fast -c:a:0 libmp3lame  -strict -2  -acodec aac  -ab 128k -ac 1 -ar 22050 -o .avi

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frame=10842 fps= 20 q=28.0 size=   28459kB time=00:09:02.04 bitrate= 43Past duration 0.999992 too large
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frame=10852 fps= 20 q=28.0 size=   28488kB time=00:09:02.60 bitrate= 43Past duration 0.999992 too large
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