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IMediaSample::IsPreroll method

The IsPreroll method determines if this sample is a preroll sample. A preroll sample should not be displayed.

Syntax


HRESULT IsPreroll();

Parameters

This method has no parameters.

Return value

Returns S_OK if the sample is a preroll sample. Otherwise, returns S_FALSE.

Remarks

Preroll samples are processed but not displayed. They are located in the media stream before the displayable samples.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Strmif.h (include Dshow.h)

Library

Strmiids.lib

See also

Error and Success Codes
IMediaSample Interface

 

 

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