./ffmpeg -i  /home/xanzibar/out.ogv -sameq output_file.avi
ffmpeg version git-2011-12-30-bace181, Copyright (c) 2000-2011 the FFmpeg developers
  built on Dec 30 2011 15:58:09 with gcc 4.4.3
  configuration: --enable-gpl --enable-libfaac --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libtheora --enable-libvorbis --enable-libx264 --enable-nonfree --enable-postproc --enable-version3 --enable-x11grab
  libavutil      51. 33.100 / 51. 33.100
  libavcodec     53. 49.100 / 53. 49.100
  libavformat    53. 29.100 / 53. 29.100
  libavdevice    53.  4.100 / 53.  4.100
  libavfilter     2. 55.100 /  2. 55.100
  libswscale      2.  1.100 /  2.  1.100
  libswresample   0.  5.100 /  0.  5.100
  libpostproc    51.  2.100 / 51.  2.100
Input #0, ogg, from '/home/xanzibar/out.ogv':
  Duration: 00:03:57.30, start: 0.000000, bitrate: 818 kb/s
    Stream #0:0: Data: none
    Stream #0:1: Video: theora, yuv420p, 1616x944 [SAR 1:1 DAR 101:59], 30 fps, 30 tbr, 30 tbn, 30 tbc
    Stream #0:2: Audio: vorbis, 22050 Hz, mono, s16, 89 kb/s
[buffer @ 0xa6dce60] w:1616 h:944 pixfmt:yuv420p tb:1/1000000 sar:1/1 sws_param:
Output #0, avi, to 'output_file.avi':
  Metadata:
    ISFT            : Lavf53.29.100
    Stream #0:0: Video: mpeg4 (FMP4 / 0x34504D46), yuv420p, 1616x944 [SAR 1:1 DAR 101:59], q=2-31, 200 kb/s, 30 tbn, 30 tbc
    Stream #0:1: Audio: mp3 (U[0][0][0] / 0x0055), 22050 Hz, mono, s16, 128 kb/s
Stream mapping:
  Stream #0:1 -> #0:0 (theora -> mpeg4)
  Stream #0:2 -> #0:1 (vorbis -> libmp3lame)
Press [q] to stop, [?] for help
frame= 1829 fps= 68 q=0.0 Lsize=   29330kB time=00:03:57.00 bitrate=1013.8kbits/s
video:26795kB audio:2140kB global headers:0kB muxing overhead 1.365606%