ffmpeg -s 1024x768 -f dc1394 -i /dev/video1394/0 -r 15 -t 15 -vcodec mpeg4 -vtag DIVX out.avi 
FFmpeg version SVN-rUNKNOWN, Copyright (c) 2000-2007 Fabrice Bellard, et al.
  configuration: --enable-gpl --enable-pp --enable-swscaler --enable-pthreads --enable-libvorbis --enable-libtheora --enable-libogg --enable-libgsm --enable-dc1394 --disable-debug --enable-libmp3lame --enable-libfaadbin --enable-libfaad --enable-libfaac --enable-xvid --enable-x264 --enable-amr_nb --enable-amr_wb --enable-shared --prefix=/usr
  libavutil version: 1d.49.3.0
  libavcodec version: 1d.51.38.0
  libavformat version: 1d.51.10.0
  built on Nov 17 2007 21:23:57, gcc: 4.1.3 20070929 (prerelease) (Ubuntu 4.1.2-16ubuntu2)
picture size invalid (0x0)
CAMERA INFO
===============
Node: 0
CCR_Offset: 15728640x
UID: 0x00b09d01004435e4
Vendor: Point Grey Research     Model: Dragonfly
[GETS STUCK HERE]