Mine

DIT-TD1:/media/c/movies# ffmpeg -y -i Jachung\ Michung\,\ short\ version.mpg -f image2 -ss 5 -vframes 1 -s 76x56 -an Jachung\ Michung\,\ short\ version._thumb.jpg
FFmpeg version SVN-r9314, Copyright (c) 2000-2007 Fabrice Bellard, et al.
  configuration: --prefix=/usr/local --enable-shared --enable-libmp3lame --enable-pthreads --enable-libogg --enable-libtheora --enable-libvorbis --enable-libx264 --enable-gpl --enable-libxvid --enable-libgsm --enable-libfaad --enable-libfaadbin --enable-libfaac --enable-liba52 --enable-liba52bin
  libavutil version: 49.4.0
  libavcodec version: 51.40.4
  libavformat version: 51.12.1
  built on Jun 19 2007 09:46:32, gcc: 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)
Input #0, mpeg, from 'Jachung Michung, short version.mpg':
  Duration: 00:02:38.6, start: 0.346678, bitrate: 1404 kb/s
  Stream #0.0[0x1e0]: Video: mpeg1video, yuv420p, 352x288, 1150 kb/s, 25.00 fps(r)
  Stream #0.1[0x1c0]: Audio: mp2, 44100 Hz, stereo, 224 kb/s
ffmpeg: symbol lookup error: ffmpeg: undefined symbol: sws_getContext
DIT-TD1:/media/c/movies#