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DD_CANCREATEVPORTDATA structure (ddrawint.h)

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The DD_CANCREATEVPORTDATA structure contains the information required for the driver to determine whether a video port extensions (VPE) object can be created.

Syntax

typedef struct _DD_CANCREATEVPORTDATA {
  PDD_DIRECTDRAW_LOCAL lpDD;
  LPDDVIDEOPORTDESC    lpDDVideoPortDesc;
  HRESULT              ddRVal;
  VOID                 *CanCreateVideoPort;
} *PDD_CANCREATEVPORTDATA, DD_CANCREATEVPORTDATA;

Members

lpDD

Points to a DD_DIRECTDRAW_LOCAL structure that is relevant to the current Microsoft DirectDraw process only.

lpDDVideoPortDesc

Points to a DDVIDEOPORTDESC structure that contains a description of the VPE object being requested.

ddRVal

Specifies the location in which the driver writes the return value of the DdVideoPortCanCreate callback. A return code of DD_OK indicates success. For more information, see Return Values for DirectDraw.

CanCreateVideoPort

Used by the DirectDraw API and should not be filled in by the driver.

Requirements

Requirement Value
Header ddrawint.h (include Winddi.h)

See also

DdVideoPortCanCreate