CreateOPMProtectedOutputs function
Important
This function is used by Output Protection Manager (OPM) to access functionality in the display driver. Applications should not call this function.
Creates protected output objects for a display device.
Syntax
NTSTATUS WINAPI CreateOPMProtectedOutputs(
_In_ PUNICODE_STRING pstrDeviceName,
_In_ DXGKMDT_OPM_VIDEO_OUTPUT_SEMANTICS vos,
_In_ DWORD dwOPMProtectedOutputArraySize,
_Out_ DWORD *pdwNumOPMProtectedOutputsInArray,
_Out_ OPM_PROTECTED_OUTPUT_HANDLE *pohOPMProtectedOutputArray
);
Parameters
-
pstrDeviceName [in]
-
A pointer to a UNICODE_STRING structure that contains the name of the display device, as returned by the GetMonitorInfo function.
-
vos [in]
-
A member of the DXGKMDT_OPM_VIDEO_OUTPUT_SEMANTICS enumeration, specifying whether the protected output will have Certified Output Protection Protocol (COPP) semantics or OPM semantics.
-
dwOPMProtectedOutputArraySize [in]
-
The number of elements in the pohOPMProtectedOutputArray array.
-
pdwNumOPMProtectedOutputsInArray [out]
-
Receives the number of items that the function copies to the pohOPMProtectedOutputArray array.
-
pohOPMProtectedOutputArray [out]
-
An array that receives handles to the protected output objects. Each handle must be released by calling DestroyOPMProtectedOutput.
Return value
If the method succeeds, it returns STATUS_SUCCESS. Otherwise, it returns an NTSTATUS error code.
Remarks
Instead of using this function, applications should call one of the following functions:
This function has no associated import library. To call this function, you must use the LoadLibrary and GetProcAddress functions to dynamically link to Gdi32.dll.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows Vista [desktop apps only] |
| Minimum supported server |
Windows Server 2008 [desktop apps only] |
| DLL |
|
See also