dik@storm:~$ ffmpeg -vcodec mpeg1video -r 25 -b 384 -acodec mp3 -ab 64 -i /video/vid2.avi -s 240×144 -f mpeg - | nc 127.0.0.1 5000
(UNKNOWN) [127.0.0.1] 5000 (?) : Connection refused
FFmpeg version SVN-rUNKNOWN, Copyright (c) 2000-2004 Fabrice Bellard
  configuration:  --enable-gpl --enable-pp --enable-pthreads --enable-vorbis --enable-libogg --enable-a52 --enable-dts --enable-libgsm --enable-dc1394 --disable-debug --enable-shared --prefix=/usr 
  libavutil version: 0d.49.0.0
  libavcodec version: 0d.51.11.0
  libavformat version: 0d.50.5.0
  built on Mar 26 2007 15:50:40, gcc: 4.1.2 20061115 (prerelease) (Debian 4.1.1-21)

Seems that stream 0 comes from film source: 30000.00 (30000/1) -> 29.97 (30000/1001)
Input #0, avi, from '/video/vid2.avi':
  Duration: 00:00:17.6, start: 0.000000, bitrate: 802 kb/s
  Stream #0.0: Video: mpeg4, yuv420p, 320x240, 29.97 fps(r)
  Stream #0.1: Audio: mp3, 44100 Hz, stereo, 128 kb/s
Incorrect frame size
dik@storm:~$