次の方法で共有


CBaseRenderer::OnRenderStart (Windows Embedded CE 6.0)

1/6/2010

Notifies the derived class that rendering is about to start.

Syntax

virtual void OnRenderStart(
  IMediaSample* pMediaSample
);

Parameters

  • pMediaSample
    Media sample.

Return Value

None.

Remarks

This member function is available for quality management and performance measuring. It is called immediately before the sample is rendered.

Quality management implementations typically need to know how long it takes the renderer to render the data.

Requirements

Windows Embedded CE Windows CE 2.12 and later
Note Microsoft DirectShow applications and DirectShow filters have different include file and Library requirements
For more information, see Setting Up the Build Environment, Version 2.12 requires DXPAK 1.0 or later

See Also

Reference

CBaseRenderer Class