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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. |