Microsoft Windows CE 3.0  

DDHAL_GETVPORTSIGNALDATA

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The DDHAL_GETVPORTSIGNALDATAstructure contains the signal status of the video port. This structure passes the information to the DirectDraw HAL GetVideoSignalStatuscallback function.

typedef struct _DDHAL_GETVPORTSIGNALDATA {
LPDDRAWI_DIRECTDRAW_LCL
lpDD
;
LPDDRAWI_DDVIDEOPORT_LCL
lpVideoPort
;
DWORD
dwStatus
;
HRESULT
ddRVal
;
LPDDHALVPORTCB_GETSIGNALSTATUS
GetVideoSignalStatus
;
} DDHAL_GETVPORTSIGNALDATA;

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.
dwStatus
Indicates the status of the selected video port signal. One of the following:
Flag Usage
DDVPSQ_NOSIGNAL No video signal is present at the video port.
DDVPSQ_SIGNALOK A valid video signal is present at the video port.
ddRVal
Passes the DirectDraw return values.
GetVideoSignalStatus
This member is used by DirectDraw and should not be filled in by the driver.

 Last updated on Tuesday, July 13, 2004

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