MF_TOPONODE_PRESENTATION_DESCRIPTOR attribute

Contains a pointer to the presentation descriptor for the media source.

Data type

IUnknown*

Remarks

This attribute applies to source nodes (MF_TOPOLOGY_SOURCESTREAM_NODE).

The value of the attribute is a pointer to the presentation descriptor's IMFPresentationDescriptor interface. This attribute is required.

The GUID constant for this attribute is exported from mfuuid.lib.

Requirements

Requirement Value
Minimum supported client
Windows Vista [desktop apps only]
Minimum supported server
Windows Server 2008 [desktop apps only]
Header
Mfidl.h

See also

Alphabetical List of Media Foundation Attributes

IMFAttributes::GetUnknown

IMFAttributes::SetUnknown

IMFTopologyNode

Media Foundation Attributes