MFSampleExtension_DeviceReferenceSystemTime attribute

Specifies the original device timestamp on the sample.

Data type

UINT64

Remarks

This is the a device reference time stamp of media samples in 100ns resolution. This time stamp may or may not carry the actual value of the query performance counter (QPC), depending on the source producing the samples. This value may be modified by other components in the media pipeline. This value is not available to MFTs inserted into the capture pipeline.

Requirements

Minimum supported client

Windows 8.1 [desktop apps only]

Minimum supported server

Windows Server 2012 R2 [desktop apps only]

Header

Mfcaptureengine.h

IDL

Mfcaptureengine.idl

See also

Alphabetical List of Media Foundation Attributes

 

 

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