After a large amount of faffing, I managed to get this working
http://www.zoneminder.com/forums/viewtopic.php?t=16107
It works on Ubuntu 9.10 with the latest v4l drivers
Installation instructions for V4L library is here
http://www.linwik.com/wiki/installing+t ... buntu+9.10
My settings:
640x480
YUYV
Video for Linux 2
PAL B
/dev/video0