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Retrieves the source rectangle. This is an internal method.
virtual HRESULT GetSourceRect( RECT * pSourceRect ) PURE;
Parameters
- pSourceRect
- Retrieved source rectangle.
Return Values
Returns an HRESULTvalue.
Remarks
This member function must be overridden in the derived class to return the source rectangle held by the video renderer. It is called from the following CBaseControlVideomember functions.
- CBaseControlVideo::GetSourcePosition
- CBaseControlVideo::put_SourceLeft
- CBaseControlVideo::get_SourceLeft
- CBaseControlVideo::put_SourceWidth
- CBaseControlVideo::get_SourceWidth
- CBaseControlVideo::put_SourceTop
- CBaseControlVideo::get_SourceTop
- CBaseControlVideo::put_SourceHeight
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CBaseControlVideo::get_SourceHeight