iOS. Video.

NGMoviePlayer:
Source code is here: http://bitbucket.org/brentsimmons/ngmovieplayer/src

Play Video with MPMoviePlayerController in iOS 3.0 and 3.2/4.0
http://iphoneincubator.com/blog/audio-video/play-video-with-mpmovieplayercontroller-in-ios-3-0-and-3-24-0