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MF_TOPOLOGY_PROJECTSTOP attribute

Specifies the start time for a topology, relative to the start of the first topology in the sequence.

Data type

UINT64

Treat as a LONGLONG value.

Remarks

The value is given in units of 100 nanoseconds.

If the Media Session was created with the MF_SESSION_GLOBAL_TIME attribute equal to TRUE, all topologies must contain the MF_TOPOLOGY_PROJECTSTOP attribute. Otherwise, topologies must not contain the MF_TOPOLOGY_PROJECTSTOP attribute. For more information, see Sequence Presentation Times.

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

Mfidl.h

See also

Sequence Presentation Times
Topology Attributes
IMFAttributes::GetUINT64
IMFAttributes::SetUINT64
MF_TOPOLOGY_PROJECTSTART

 

 

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