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GetSuggestedOPMProtectedOutputArraySize function

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Important

This function is used by Output Protection Manager (OPM) to access functionality in the display driver. Applications should not call this function.

 

Gets the size of the array that should be allocated before calling CreateOPMProtectedOutputs.

Syntax

NTSTATUS WINAPI GetSuggestedOPMProtectedOutputArraySize(
  _In_  PUNICODE_STRING pstrDeviceName,
  _Out_ DWORD           *pdwSuggestedOPMProtectedOutputArraySize
);

Parameters

pstrDeviceName [in]

A pointer to a UNICODE_STRING structure that contains the name of the display device, as returned by the GetMonitorInfo function.

pdwSuggestedOPMProtectedOutputArraySize [out]

Receives the size that should be allocated for the array, in number of array elements.

Return value

If the method succeeds, it returns STATUS_SUCCESS. Otherwise, it returns an NTSTATUS error code.

Remarks

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
Gdi32.dll

See also

OPM Functions

Output Protection Manager