The IDirectDrawVideoPort::GetColorControls method returns the current color control settings associated with the video port.
HRESULT GetColorControls(
LPDDCOLORCONTROL lpColorControl
);
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 |
DDERR_UNSUPPORTED |
The dwFlags member of the DDCOLORCONTROL structure indicate which of the color control options are supported.
Windows NT/2000: Requires Windows 2000.
Windows 95/98: Requires Windows 95 or later. Available as a redistributable for Windows 95.
Header: Declared in dvp.h.
Import Library: Use ddraw.lib.