DDHAL_GETVPORTINPUTFORMATDATA (Windows CE 3.0 Device Driver Developement)

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The DDHAL_GETVPORTINPUTFORMATDATAstructure contains all the formats the specified video port can accept. This structure passes the information to the DirectDraw HAL GetVideoPortInputFormatscallback function.

typedef struct _DDHAL_GETVPORTINPUTFORMATDATA {
LPDDRAWI_DIRECTDRAW_LCL
lpDD
;
LPDDRAWI_DDVIDEOPORT_LCL
lpVideoPort
;
DWORD
dwFlags
;
LPDDPIXELFORMAT
lpddpfFormat
;
DWORD
dwNumFormats
;
HRESULT
ddRVal
;
LPDDHALVPORTCB_GETINPUTFORMATS
GetVideoPortInputFormats
;
} DDHAL_GETVPORTINPUTFORMATDATA;

Members

lpDD

Pointer to the DDRAWI_DIRECTDRAW_LCLstructure that represents the DirectDraw object.

lpVideoPort

Pointer to the DDRAWI_DDVIDEOPORT_LCLstructure that represents this video port.

dwFlags

Indicates the type of formats. One or more of the following:

Flag	Usage
DDVPFORMAT_VBI	Return formats for the VBI data.
DDVPFORMAT_VIDEO	Return formats for the video data.

lpddpfFormat

Pointer to a DDPIXELFORMATstructure that contains the pixel formats supported by the DirectDraw object.

dwNumFormats

Contains the number of formats the video port can accept.

ddRVal

Passes the DirectDraw return values.

GetVideoPortInputFormats

This member is used by DirectDraw and should not be filled in by the driver.

Last updated on Tuesday, July 13, 2004