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Determines if there is discontinuity in the data stream.
HRESULT IsDiscontinuity(void);
Return Values
Returns S_OK if the sample is a discontinuous sample and S_FALSE if not; otherwise, returns an HRESULTerror value.
Remarks
This member function implements the IMediaSample::IsDiscontinuitymethod. It returns the value of the m_dwFlagsSample_Discontinuity property flag. Discontinuity occurs when a source filter seeks to a different place in the stream or when a filter drops samples for quality control.