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CMediaSample::IsPreroll

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Microsoft DirectShow 9.0

CMediaSample::IsPreroll

The IsPreroll method determines if this sample is a preroll sample. A preroll sample should not be displayed. This method implements the IMediaSample::IsPreroll method.

Syntax

  HRESULT IsPreroll(void);

Return Value

Returns S_OK if the sample is a preroll sample, and S_FALSE otherwise.

Remarks

The CMediaSample::m_dwFlags member variable specifies this property.

Requirements

**  Header:** Declared in Amfilter.h; include Streams.h.

**  Library:** Use Strmbase.lib (retail builds) or Strmbasd.lib (debug builds).

See Also