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IQualProp::get_AvgFrameRate

  • Artículo
 
Microsoft DirectShow 9.0

IQualProp::get_AvgFrameRate

The get_AvgFrameRate method retrieves the actual average frame rate since streaming started.

Syntax

  HRESULT get_AvgFrameRate(
  int *piAvgFrameRate
) PURE;

Parameters

piAvgFrameRate

Pointer to a variable that receives the actual number of frames per second, multiplied by 100. For example, an average frame rate of 30 frames per second will be represented as 3000.

Return Value

Returns an HRESULT value.

Remarks

The actual frame rate during playback might be less than the authored frame rate. For more information on actual versus authored frame rates, see the Remarks section for the VIDEOINFOHEADER structure.

Requirements

Header: Declared in Amvideo.h; include Dshow.h.

Library: Use Strmiids.lib.

See Also