IDirectDraw4::GetFourCCCodes

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The IDirectDraw4::GetFourCCCodesmethod retrieves the FOURCC codes supported by the DirectDraw object. This method can also retrieve the number of codes supported.

HRESULT GetFourCCCodes(
LPDWORD
lpNumCodes
,
LPDWORD
lpCodes
);

Parameters

lpNumCodes

Address of a variable that contains the number of entries that the array pointed to by lpCodescan hold. If the number of entries is too small to accommodate all the codes, lpNumCodesis set to the required number and the array pointed to by lpCodesis filled with all the entries that can fit.

lpCodes

Address of an array of variables that will be filled with FOURCC codes supported by this DirectDraw object. If you specify NULL, lpNumCodesis set to the number of supported FOURCC codes and the method will return.

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

Requirements

Runs on	Versions	Declared in	Link to
Windows CE OS	2.12 or later. Version 2.12 requires DXPAK 1.0 or later.	ddraw.h	ddraw.lib