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XBACKLIGHT(1)		     General Commands Manual		   XBACKLIGHT(1)

NAME
     xbacklight - adjust backlight brightness using RandR extension

SYNOPSIS
     xbacklight [-help]  [-display display] [-get] [-set percent] [-inc percent]
     [-dec percent]

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 max-
	    imum 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 1.2.3		   XBACKLIGHT(1)

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