XVCTL(1) BSD Reference Manual XVCTL(1)
NAME
xvctl - get or set xv extension values
SYNOPSIS
xvctl [-n] [-d display] [-s screen] [-A adaptor] name ...
xvctl [-n] [-d display] [-s screen] [-A adaptor] -w name=value ...
xvctl [-n] [-d display] [-s screen] [-A adaptor] -a
DESCRIPTION
The xvctl utility retrieves the Xvideo extension attributes and allows
the user to set them.
For instance, this can be used to change the contrast or brightness of an
external video program.
The options are as follows:
-d display
affect the display named display, instead of the default display.
-s screen
affect screen # screen. By default, the first screen with video
adaptors will be chosen.
-A adaptor
affect adaptor # adaptor. By default, the first display adaptor will
be chosen.
-a list all the currently available gettable attributes.
-n suppress printing of the field name, only output the field value.
Useful for setting shell variables.
-w required to set a variable. The name should be followed by an equal
sign and the new value.
SEE ALSO
xvinfo(1), Xv(3x)
MirBSD #10-current November 9, 2001 1