DXGKDDI_MONITORSOURCEMODESET_ACQUIREFIRSTMODEINFO callback function

The pfnAcquireFirstModeInfo function returns a descriptor of the first mode in a specified monitor source mode set.

Syntax


DXGKDDI_MONITORSOURCEMODESET_ACQUIREFIRSTMODEINFO pfnAcquireFirstModeInfo;

NTSTATUS APIENTRY pfnAcquireFirstModeInfo(
  _In_  const D3DKMDT_HMONITORSOURCEMODESET hMonitorSourceModeSet,
  _Out_ const D3DKMDT_MONITOR_SOURCE_MODE   **ppFirstMonitorSourceModeInfo
)
{ ... }

Parameters

hMonitorSourceModeSet [in]

[in] A handle to a monitor source mode set object. The display miniport driver previously obtained this handle by calling the pfnAcquireMonitorSourceModeSet function of the Monitor interface.

ppFirstMonitorSourceModeInfo [out]

[out] A pointer to a variable that receives a pointer to a D3DKMDT_MONITOR_SOURCE_MODE structure. The structure contains a variety of information about the monitor source mode, including its ID and video signal characteristics.

Return value

The pfnAcquireFirstModeInfo function returns one of the following values:

Return codeDescription
STATUS_SUCCESS

The function succeeded.

STATUS_GRAPHICS_INVALID_MONITOR_SOURCEMODESET

The handle supplied in hMonitorSourceModeSet was invalid.

 

Remarks

When you have finished using the D3DKMDT_MONITOR_SOURCE_MODE structure, you must release the structure by calling pfnReleaseModeInfo.

You can enumerate all the modes that belong to a VidPN monitor source mode set object by calling pfnAcquireFirstModeInfo and then making a sequence of calls to pfnAcquireNextModeInfo.

The D3DKMDT_HMONITORSOURCEMODESET data type is defined in D3dkmdt.h.

Requirements

Target platform

Version

Available in Windows Vista and later versions of the Windows operating systems.

Header

D3dkmddi.h (include D3dkmddi.h)

IRQL

PASSIVE_LEVEL

See also

pfnReleaseModeInfo
pfnAcquireNextModeInfo
D3DKMDT_MONITOR_SOURCE_MODE

 

 

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