GetMonitorContrast function

Retrieves a monitor's minimum, maximum, and current contrast settings.

Syntax


BOOL GetMonitorContrast(
  _In_   HANDLE hMonitor,
  _Out_  LPDWORD pdwMinimumContrast,
  _Out_  LPDWORD pdwCurrentContrast,
  _Out_  LPDWORD pdwMaximumContrast
);

Parameters

hMonitor [in]

Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR or GetPhysicalMonitorsFromIDirect3DDevice9.

pdwMinimumContrast [out]

Receives the monitor's minimum contrast.

pdwCurrentContrast [out]

Receives the monitor's current contrast.

pdwMaximumContrast [out]

Receives the monitor's maximum contrast.

Return value

If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE. To get extended error information, call GetLastError.

Remarks

If this function is supported, the GetMonitorCapabilities function returns the MC_CAPS_CONTRAST flag.

This function takes about 40 milliseconds to return.

The brightness setting is a continuous monitor setting. For more information, see Using the High-Level Monitor Configuration Functions.

Requirements

Minimum supported client

Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2008 [desktop apps only]

Header

HighLevelMonitorConfigurationAPI.h

Library

Dxva2.lib

DLL

Dxva2.dll

See also

Monitor Configuration Functions

 

 

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