ffmpeg -i Interview.vob -acodec libmp3lame -ac 2 -ab 160kpb -vcodec mpeg4 -f avi output.avi FFmpeg version SVN-r11285, Copyright (c) 2000-2007 Fabrice Bellard, et al. configuration: --enable-pthreads --enable-gpl --enable-liba52 --enable-libfaac --enable-libfaad --enable-libmp3lame --enable-libvorbis --enable-libtheora --enable-libx264 --enable-libxvid --enable-swscaler --enable-pp --prefix=/usr libavutil version: 49.6.0 libavcodec version: 51.49.0 libavformat version: 52.3.0 built on Dec 20 2007 14:07:22, gcc: 4.1.3 20070929 (prerelease) (Ubuntu 4.1.2-16ubuntu2) Seems stream 0 codec frame rate differs from container frame rate: 29.97 (30000/1001) -> 59.94 (60000/1001) Input #0, mpeg, from 'Interview.vob': Duration: 00:02:16.2, start: 0.527911, bitrate: 5875 kb/s Stream #0.0[0x1e0]: Video: mpeg2video, yuv420p, 720x480 [PAR 32:27 DAR 16:9], 7000 kb/s, 59.94 tb(r) Stream #0.1[0x80]: Audio: liba52, 48000 Hz, 5:1, 448 kb/s Output #0, avi, to 'output.avi': Stream #0.0: Video: mpeg4, yuv420p, 720x480 [PAR 32:27 DAR 16:9], q=2-31, 200 kb/s, 59.94 tb(c) Stream #0.1: Audio: libmp3lame, 48000 Hz, stereo, 160 kb/s Stream mapping: Stream #0.0 -> #0.0 Stream #0.1 -> #0.1 No accelerated IMDCT transform found Press [q] to stop encoding Resampling with input channels greater than 2 unsupported. Can not resample 6 channels @ 48000 Hz to 2 channels @ 48000 Hz