MF_TOPONODE_PRIMARYOUTPUT attribute

Indicates which output is the primary output on a tee node.

Data type

UINT32

Remarks

This attribute applies to tee nodes (MF_TOPOLOGY_TEE_NODE).

The value of this attribute is the zero-based index of an output connection on this tee node. This value indicates which output is the primary output stream. The pipeline waits for a request from the primary output before processing requests from the other outputs.

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

Requirements

See also

Alphabetical List of Media Foundation Attributes

IMFAttributes::GetUINT32

IMFAttributes::SetUINT32

IMFTopologyNode

Topology Node Attributes