DDHAL_GETVPORTSIGNALDATA (Windows CE 5.0)

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This structure contains the signal status of the video port. This structure passes the information to the DirectDraw hardware abstraction layer (DDHAL) GetVideoSignalStatus callback function.

typedef struct _DDHAL_GETVPORTSIGNALDATA {LPDDRAWI_DIRECTDRAW_LCLlpDD;LPDDRAWI_DDVIDEOPORT_LCLlpVideoPort;DWORDdwStatus;HRESULTddRVal;LPDDHALVPORTCB_GETSIGNALSTATUSGetVideoSignalStatus;} DDHAL_GETVPORTSIGNALDATA;

Members

• lpDD**
  Pointer to the DDRAWI_DIRECTDRAW_LCL structure that represents the DirectDraw object.

• lpVideoPort**
  Pointer to the DDRAWI_DDVIDEOPORT_LCL structure that represents this video port.

• dwStatus**
  Indicates the status of the selected video port signal.

  The following table shows the possible flags.

  Flag	Description
  DDVPSQ_NOSIGNAL	Indicates that no video signal is present at the video port.
  DDVPSQ_SIGNALOK	Indicates that 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.

Requirements

OS Versions: Windows CE 2.12 and later. Version 2.12 requires DXPAK 1.0 or later.
Header: Ddrawi.h.

See Also

GetVideoSignalStatus | DDRAWI_DIRECTDRAW_LCL | DDRAWI_DDVIDEOPORT_LCL | Video Port Structures

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