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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