http://images.google.com/images?hl=e...-8&sa=N&tab=wi
I've used some images found here, copied to a CD-R, and played back in a DVD player which supports JPEG playback. I can't remember what exactly was on the CD, but I know it had a grid, red, green, blue, and white images, and a dot pattern. Worked pretty well for a low-buck approach.
-Jim