i use compiz, the problem was the incorrect configuration of gstreamer, i have resolved configuring it for video output trough x11 ( without xv) but still have problem with program like glxgears or screensaver preview the widow flicker and if i move the window the position of the rending don't change until i don't have finished the movement and some piece of image remaning on the desktop
i use compiz, the problem was the incorrect configuration of gstreamer, i have resolved configuring it for video output trough x11 ( without xv) but still have problem with program like glxgears or screensaver preview the widow flicker and if i move the window the position of the rending don't change until i don't have finished the movement and some piece of image remaning on the desktop