Tag: mpeg-4

GDCL MPEG-4 filters update

As mentioned recently in DirectShowSpy media sample trace update, I uploaded a fork of MPEG-4 filters developed by Geraint Davies, which includes a few updates made over time. They are worth mentioning in a separate post: the projects received type libraries and it is easier to reference filters now by #importing the type library into…

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Media Foundation MPEG-4 Property Handler might report incorrect Video Frame Rate

To follow up previous post with Media Foundation bug, here goes another one related to property handler for MPEG-4 files (.MP4) and specific property PKEY_Video_FrameRate which reports frame rate for given media file. This is the object responsible for filling columns in explorer, or otherwise visually the bug might look like this: The values of the properties are…

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