Playable DOOM port for the Canon EOS 550D as a Magic Lantern module, with camera controls, save/load and selectable IWADs.

Code: https://github.com/lauris-nl/doom550d

Video: 12-Year-Old Kick Plays DOOM on a Canon 550D Camera?! - Duration: 2 min

Found @ Heise news: https://www.heise.de/news/Doom-auf-der-DSLR-und-Parrs-Vermaechtnis-die-Fotonews-der-Woche-KW-34-11422055.html