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IOCTL_VIDEO_SET_DISPLAY_BRIGHTNESS IOCTL (ntddvdeo.h)

This IOCTL is not handled by video miniport drivers. It is handled entirely by the system-supplied video port driver.

Major code

IRP_MJ_DEVICE_CONTROL

Status block

Irp->IoStatus.Status is set to STATUS_SUCCESS if the request is successful.

Otherwise, Status to the appropriate error condition as a NTSTATUS code.

For more information, see NTSTATUS Values.

Remarks

Note   This IOCTL is obsolete in Windows Vista. Instead, use the Windows Management Instrumentation (WMI) WmiMonitorBrightnessMethods class. For information about WMI, see the documentation in the Microsoft Windows SDK.
 

Requirements

Requirement Value
Header ntddvdeo.h