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Command: xbacklight | Section: 1 | Source: OpenBSD | File: xbacklight.1
XBACKLIGHT(1) General Commands Manual XBACKLIGHT(1)
NAME
xbacklight - adjust backlight brightness using RandR extension
SYNOPSIS
xbacklight [-help] [-display display] [-get] [-set percent] [-inc per-
cent] [-dec percent] [-time milliseconds] [-steps number]
DESCRIPTION
Xbacklight is used to adjust the backlight brightness where supported.
It finds all outputs on the X server supporting backlight brightness
control and changes them all in the same way.
-get Print out the current backlight brightness of each output with
such a control. The brightness is represented as a percentage of
the maximum brightness supported.
-set percent
Sets each backlight brightness to the specified level.
-inc percent
Increases brightness by the specified amount.
-dec percent
Decreases brightness by the specified amount.
-help Print out a summary of the usage and exit.
-version
Print out the program version and exit.
-time milliseconds
Length of time to spend fading the backlight between old and new
value. Default is 200.
-steps number
Number of steps to take while fading. Default is 20.
SEE ALSO
Xrandr(3)
AUTHORS
Keith Packard, Open Source Technology Center, Intel Corporation.
X Version 11 xbacklight 1.2.4 XBACKLIGHT(1)