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vpnotify.h header

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This header is used by DirectShow. For more information, see:

vpnotify.h contains the following programming interfaces:

Interfaces

 
IVPBaseNotify

Enables the Overlay Mixer to control the properties of a hardware device such as a decoder that uses a video port. The IVPNotify interface derives from this interface.Applications should never use this interface.
IVPNotify

Supports a private communication mechanism between the Overlay Mixer filter and a VPE decoder filter that represents a hardware decoder.Only the Overlay Mixer filter implements this interface. Applications should never use it.
IVPNotify2

The IVPNotify2 interface inherits from IVPNotify and is implemented by the Overlay Mixer filter.