Video

DVD

• http://techpreservation.dyndns.org/ - test dvd iso

Aspect ratio and resolution

• http://www.scantips.com/basics3e.html
• http://en.wikipedia.org/wiki/Graphics_display_resolution

• 16:9 1280 × 720 (0.9 megapixels).

• http://gs.statcounter.com/#resolution-ww-monthly-201106-201206

Video wall

• http://www.linux-1u.net/X11/Quad/gstreamer.net/video-wall-howto.html
• http://www.youtube.com/watch?v=6HpV8TjSGM8