BRIGHTNESS_INTERFACE_VERSION - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// ntddvdeo.h

typedef enum _BRIGHTNESS_INTERFACE_VERSION {
  BRIGHTNESS_INTERFACE_VERSION_1,
  BRIGHTNESS_INTERFACE_VERSION_2,
  BRIGHTNESS_INTERFACE_VERSION_3
} BRIGHTNESS_INTERFACE_VERSION;
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ne-ntddvdeo-_brightness_interface_version)

_BRIGHTNESS_INTERFACE_VERSION enumeration

Description

Specifies the brightness interface versions.

Constants

BRIGHTNESS_INTERFACE_VERSION_1

Supports brightness control in integrated display panels.

BRIGHTNESS_INTERFACE_VERSION_2

Lets a display miniport driver reduce power to the display backlight and still smoothly adapt to changes in ambient light and user requests to change brightness. Starting with Windows 8, if the system includes an ambient light sensor, the driver must support the Brightness Control Interface V 2.

BRIGHTNESS_INTERFACE_VERSION_3

Supports multiple displays that can be set to calibrated nit-based brightness levels.

View the official Windows Driver Kit DDI reference

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