screensaver

Deactiate screensaver

xscreensaver:

/usr/bin/xscreensaver-command -deactivate

gnome-screensaver:

$ gnome-screensaver-command -p

See:

• http://live.gnome.org/GnomeScreensaver/FrequentlyAskedQuestions#Is_there_a_way_to_perform_actions_when_the_screensaver_activates_or_deactivates.3F__Or_when_the_session_becomes_idle.3F

Watch video without screensaver

$ mplayer −heartbeat−cmd "xscreensaver-command -deactivate" $file
$ mplayer -heartbeat-cmd "gnome-screensaver-command -p" $file