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D3DKMTCheckVidPnExclusiveOwnership function

The D3DKMTCheckVidPnExclusiveOwnership function determines the video present source in the path of a video present network (VidPN) topology that exclusively owns the VidPN.

Syntax


NTSTATUS D3DKMTCheckVidPnExclusiveOwnership(
  _In_  const D3DKMT_CHECKVIDPNEXCLUSIVEOWNERSHIP *pData
);

Parameters

pData [in]

A pointer to a D3DKMT_CHECKVIDPNEXCLUSIVEOWNERSHIP structure that describes the parameters to determine exclusive VidPN ownership.

Return value

D3DKMTCheckVidPnExclusiveOwnership returns one of the following values:

Return codeDescription
STATUS_SUCCESS

Exclusive ownership of the VidPN was successfully determined.

STATUS_DEVICE_REMOVED

The graphics adapter was stopped or the display device was reset.

STATUS_GRAPHICS_VIDPN_SOURCE_IN_USE

The video present source that is identified by the VidPnSourceId member of D3DKMT_CHECKVIDPNEXCLUSIVEOWNERSHIP is already owned by a display mode manager (DMM) client and cannot be used until the client releases the video present source.

STATUS_GRAPHICS_INVALID_VIDEO_PRESENT_SOURCE

The video present source that is identified by the VidPnSourceId member of D3DKMT_CHECKVIDPNEXCLUSIVEOWNERSHIP is invalid.

STATUS_INVALID_PARAMETER

Parameters were validated and determined to be incorrect.

 

This function might also return other NTSTATUS values.

Requirements

Version

D3DKMTCheckVidPnExclusiveOwnership is supported beginning with the Windows 7 operating system.

Header

D3dkmthk.h (include D3dkmthk.h)

Library

Gdi32.lib

See also

D3DKMT_CHECKVIDPNEXCLUSIVEOWNERSHIP

 

 

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