Video file formats/codecs
3GPP (3rd Generation Partnership Project, .3gp)
AVI (Audio Video Interleaved, .avi)
DivX (.avi, .divx, .mkv)
Flash Video (.flv, .f4v, .f4p, .f4a, .f4b)
H.263
MKV (Matroska Multimedia Container, .mkv .mk3d .mka .mks)
QuickTime (.mov, .qt)
MP4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v)
WebM
WMV (Windows Media Video, .wmv)
Xvid