[root@localhost photo2]# /usr/bin/ffmpeg -i /media/fotos/mona/1-2jaar/video/augustus\ 2011/DVCI0056.MP4 -g 0 -vf scale=80:-1 -b:v 2M -f ogg -acodec libvorbis file.ogg
ffmpeg version 0.10.6 Copyright (c) 2000-2012 the FFmpeg developers
  built on Nov 13 2012 16:03:45 with gcc 4.6.3
  configuration: --prefix=/usr --enable-shared --libdir=/usr/lib64 --shlibdir=/usr/lib64 --incdir=/usr/include --disable-stripping --enable-postproc --enable-gpl --enable-pthreads --enable-libtheora --enable-libvorbis --disable-encoder=vorbis --enable-libvpx --enable-x11grab --enable-runtime-cpudetect --enable-libdc1394 --enable-libschroedinger --enable-librtmp --enable-libspeex --enable-libfreetype --enable-libnut --enable-libgsm --enable-libcelt --enable-libopencv --enable-libopenjpeg --enable-libxavs --enable-frei0r --enable-libmodplug --enable-libass --enable-gnutls --enable-libcdio --enable-libpulse --enable-libdirac --enable-libv4l2 --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-version3 --enable-libx264 --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libxvid
  libavutil      51. 35.100 / 51. 35.100
  libavcodec     53. 61.100 / 53. 61.100
  libavformat    53. 32.100 / 53. 32.100
  libavdevice    53.  4.100 / 53.  4.100
  libavfilter     2. 61.100 /  2. 61.100
  libswscale      2.  1.100 /  2.  1.100
  libswresample   0.  6.100 /  0.  6.100
  libpostproc    52.  0.100 / 52.  0.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/media/fotos/mona/1-2jaar/video/augustus 2011/DVCI0056.MP4':
  Metadata:
    major_brand     : avc1
    minor_version   : 0
    compatible_brands: avc1isom
    creation_time   : 2011-08-07 09:17:25
  Duration: 00:00:47.74, start: 0.000000, bitrate: 10170 kb/s
    Stream #0:0(eng): Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], 10025 kb/s, 59.94 fps, 59.94 tbr, 90k tbn, 119.88 tbc
    Metadata:
      creation_time   : 2011-08-07 09:17:25
      handler_name    :  Ambarella AVC
    Stream #0:1(eng): Audio: aac (mp4a / 0x6134706D), 48000 Hz, stereo, s16, 128 kb/s
    Metadata:
      creation_time   : 2011-08-07 09:17:25
      handler_name    :  Ambarella AAC
File 'file.ogg' already exists. Overwrite ? [y/N] y
w:1280 h:720 pixfmt:yuv420p tb:1/1000000 sar:1/1 sws_param:
[scale @ 0x219aa60] w:1280 h:720 fmt:yuv420p -> w:80 h:45 fmt:yuv420p flags:0x4
Output #0, ogg, to 'file.ogg':
  Metadata:
    major_brand     : avc1
    minor_version   : 0
    compatible_brands: avc1isom
    creation_time   : 2011-08-07 09:17:25
    encoder         : Lavf53.32.100
    Stream #0:0(eng): Video: theora, yuv420p, 80x45 [SAR 1:1 DAR 16:9], q=2-31, 2000 kb/s, 59.94 tbn, 59.94 tbc
    Metadata:
      creation_time   : 2011-08-07 09:17:25
      handler_name    :  Ambarella AVC
    Stream #0:1(eng): Audio: vorbis, 48000 Hz, stereo, s16
    Metadata:
      creation_time   : 2011-08-07 09:17:25
      handler_name    :  Ambarella AAC
Stream mapping:
  Stream #0:0 -> #0:0 (h264 -> libtheora)
  Stream #0:1 -> #0:1 (aac -> libvorbis)
Press [q] to stop, [?] for help
frame= 2862 fps= 53 q=0.0 Lsize=    5272kB time=00:00:47.74 bitrate= 904.5kbits/s
video:4712kB audio:528kB global headers:7kB muxing overhead 0.474826%
[root@localhost photo2]# /usr/bin/ffmpeg -i file.ogg
ffmpeg version 0.10.6 Copyright (c) 2000-2012 the FFmpeg developers
  built on Nov 13 2012 16:03:45 with gcc 4.6.3
  configuration: --prefix=/usr --enable-shared --libdir=/usr/lib64 --shlibdir=/usr/lib64 --incdir=/usr/include --disable-stripping --enable-postproc --enable-gpl --enable-pthreads --enable-libtheora --enable-libvorbis --disable-encoder=vorbis --enable-libvpx --enable-x11grab --enable-runtime-cpudetect --enable-libdc1394 --enable-libschroedinger --enable-librtmp --enable-libspeex --enable-libfreetype --enable-libnut --enable-libgsm --enable-libcelt --enable-libopencv --enable-libopenjpeg --enable-libxavs --enable-frei0r --enable-libmodplug --enable-libass --enable-gnutls --enable-libcdio --enable-libpulse --enable-libdirac --enable-libv4l2 --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-version3 --enable-libx264 --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libxvid
  libavutil      51. 35.100 / 51. 35.100
  libavcodec     53. 61.100 / 53. 61.100
  libavformat    53. 32.100 / 53. 32.100
  libavdevice    53.  4.100 / 53.  4.100
  libavfilter     2. 61.100 /  2. 61.100
  libswscale      2.  1.100 /  2.  1.100
  libswresample   0.  6.100 /  0.  6.100
  libpostproc    52.  0.100 / 52.  0.100
Input #0, ogg, from 'file.ogg':
  Duration: 00:00:47.74, start: 0.000000, bitrate: 904 kb/s
    Stream #0:0: Video: theora, yuv420p, 80x45 [SAR 1:1 DAR 16:9], 59.94 fps, 59.94 tbr, 59.94 tbn, 59.94 tbc
    Stream #0:1: Audio: vorbis, 48000 Hz, stereo, s16, 112 kb/s
    Metadata:
      MAJOR_BRAND     : avc1
      MINOR_VERSION   : 0
      COMPATIBLE_BRANDS: avc1isom
      CREATION_TIME   : 2011-08-07 09:17:25
      ENCODER         : Lavf53.32.100
At least one output file must be specified