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MF_EVENT_SOURCE_PROJECTSTART attribute

Specifies the start time for a segment topology.

Data type

UINT64

Treat as a LONGLONG value.

Remarks

This attribute is used with the MESourceStarted event. The sequencer source sets this attribute when the current segment topology has the MF_TOPOLOGY_PROJECTSTART attribute. The two attributes have the same value.

This attribute is a signed value, although it is stored as a UINT64.

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

Mfapi.h

See also

Event Attributes
IMFAttributes::GetUINT64
IMFAttributes::SetUINT64

 

 

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