MF_TOPONODE_DISCARDABLE attribute

Specifies whether the pipeline can drop samples from a topology node.

Data type

Byte array

Remarks

This attribute applies to all node types. Typically you would set this attribute on tee nodes, to indicate that the secondary outputs are not essential.

The value of the attribute is an array of indexes to output streams on the node.

If this attribute is set, the pipeline might drop samples from the specified output streams, if the stream is falling behind.

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

Requirements

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::GetBlob
IMFAttributes::SetBlob
IMFTopologyNode
Topology Node Attributes

 

 

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