Support playback HD MP4, MOV, M4V video file without installed third party player application . Easy to use, no code need changed, your directshow base application will support playback MP4, MOV, M4V files automatically. Support Seeking, change Control playback speed. Support pause and resume. Possible to use the MP4 MOV Decoder Directshow Filter for Convert .MP4, .MOV, M4V files to other formats. Possible to use the MP4 MOV Decoder Directshow Filter for Extract thumbnails from MP4, MOV movies. Compatible with any programming language that supports Directshow (Visual C , C#, VB.NET, VB6, Delphi etc.) Royalty free distribution of the Directshow Filter.