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CBaseRenderer::ShouldDrawSampleNow (Compact 2013)

  • Artigo

3/26/2014

Determines if the sample should be drawn between the start and stop times given.

Syntax

virtual HRESULT ShouldDrawSampleNow(
  IMediaSample* pMediaSample,
  REFERENCE_TIME* pStartTime,
  REFERENCE_TIME* pEndTime
);

Parameters

  • pMediaSample
    Media sample.
  • pStartTime
    Start time in question.
  • pEndTime
    End time in question.

Return Value

Returns S_FALSE by default.

The overriding member function can return S_OK to indicate that the sample should be drawn immediately instead of waiting for its scheduled time.

Remarks

This member function is used by the derived video renderer class for quality management.

Requirements

Header

dshow.h,
Streams.h

Library

ole32.lib,
Ole32auth.lib,
Strmbase.lib,
Strmiids.lib,
uuid.lib

See Also

Reference

CBaseRenderer Class