IDirectDrawVideoPort::UpdateVideo

The IDirectDrawVideoPort::UpdateVideo method updates parameters that govern the flow of video data from the video-port to the DirectDrawSurface object.

HRESULT UpdateVideo(
  LPDDVIDEOPORTINFO lpVideoInfo  
);

Parameters

lpVideoInfo
Address of a DDVIDEOPORTINFO structure that describes the video transfer parameters.

Return Values

If the method succeeds, the return value is DD_OK.

If the method fails, the return value may be one of the following error values:

DDERR_INVALIDOBJECT
DDERR_INVALIDPARAMS

QuickInfo

  Windows NT: Use version 5.0 or later.
  Windows: Use Windows 95 or later. Available as a redistributable for Windows 95.
  Windows CE: Unsupported.
  Header: Declared in dvp.h.
  Import Library: Use ddraw.lib.

See Also

IDirectDrawVideoPort::SetTargetSurface, IDirectDrawVideoPort::StartVideo, IDirectDrawVideoPort::StopVideo