Video player for Android support all kind of media formats.
Supports : AVI, MKV , FLV , RMVB , MP3 , OGG , FLAC , WEBM and many other formats.
vmplayer uses mplayer as engine.
Download code from following sites
For first time hit rescan to update the library
Use back button to exit from fullscreen
Fling Up/Down to adjust brightness
To seek forward/backward swipe on the video screen
Only for ARMv7 CPU it will not work on ARM V6