video - Obtain frame rate from MP4 with Media Foundation .NET -


i want obtain frames per second of mp4 video file. since mp4 not supported directshow, looking other alternatives such media foundation. problem after hours of google, wasn´t able find example learn how use mediafoundation. have found in c++, use vb or c#, , never understood how simple task.

windows 7 (and possibly windows vista well) provides shell api access media file properties. includes frame rate of video stream in mpeg-4 files (.mp4), frame rate can access pkey_video_framerate property in property store via ipropertystore interface.


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