$ ffmpeg -version
FFmpeg version SVN-r24953, Copyright (c) 2000-2010 the FFmpeg developers
  built on Aug 27 2010 18:15:55 with gcc 4.5.1
  configuration: --prefix=/usr --enable-gpl --enable-libmp3lame --enable-libvorbis --enable-libfaac --enable-libxvid --enable-libx264 --enable-libvpx --enable-libtheora --enable-postproc --enable-shared --enable-pthreads --enable-x11grab --enable-libopencore_amrnb --enable-libopencore_amrwb --enable-libschroedinger --enable-libopenjpeg --enable-version3 --enable-nonfree --enable-runtime-cpudetect --disable-debug
  libavutil     50.24. 0 / 50.24. 0
  libavcore      0. 6. 0 /  0. 6. 0
  libavcodec    52.87. 0 / 52.87. 0
  libavformat   52.78. 3 / 52.78. 3
  libavdevice   52. 2. 1 / 52. 2. 1
  libavfilter    1.38. 1 /  1.38. 1
  libswscale     0.11. 0 /  0.11. 0
  libpostproc   51. 2. 0 / 51. 2. 0
FFmpeg SVN-r24953
libavutil     50.24. 0 / 50.24. 0
libavcore      0. 6. 0 /  0. 6. 0
libavcodec    52.87. 0 / 52.87. 0
libavformat   52.78. 3 / 52.78. 3
libavdevice   52. 2. 1 / 52. 2. 1
libavfilter    1.38. 1 /  1.38. 1
libswscale     0.11. 0 /  0.11. 0
libpostproc   51. 2. 0 / 51. 2. 0