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IWMCodecOutputTimestamp::GetNextOutputTime Method

  • Article

Queries the decoder for the time stamp of the upcoming output sample. Use this method if you need to know the time of the sample before calling IMediaObject::ProcessOutput or IMFTransform::ProcessOutput to get the sample.

Syntax

HRESULT GetNextOutputTime(
  [out]  REFERENCE_TIME *prtTime
);

Parameters

  • prtTime [out]
    Address of a variable that receives the presentation time of the next sample.

Return Value

The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.

Return code Description
S_OK

The method succeeded.

 

Remarks

This method is important when decoding video using frame interpolation, because the rendering application cannot predict the time stamps of interpolated frames.

Requirements

Minimum supported client

 Windows XP

Minimum supported server

 Windows Server 2003

Header

 Wmcodecdsp.h

See Also

IWMCodecOutputTimestamp Interface

 

 

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Build date: 4/7/2010