On Fri, 2007-03-02 at 12:44 +0100, Thomas Liebetraut
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> Hiho,
>
> I already reported this in <455F4553.9020109@tommie-lie.de> and found
> time to reinstall compiz yesterday and the problem still persists.
> I have Ubuntu's X.org 7.1.1 running on a Intel GMA 950 and latest
> compiz. When watching Xvideo files, the overlay window remains black. If
> I slightly move the video window, the video appears with the usual
> Xvideo quality and smoothness, but it usually disappears soon after or
> is overlapped by some black boxes where other window are below the video
> window.
> Is there any solution to this problem or am I the only one experiencing
> this? I start compiz with LIBGL_ALWAYS_INDIRECT set to 1 for it to
> recognize AIGLX' GLX_EXT_tfp, but this is another issue...
> Would the problem go away if I'd use Xgl? Is Xgl even supported on
Intel
> graphics cards and is Xgl's Xvideo acceleration still based on fragment
> shaders?
Xgl works fine on intel graphics cards and if the card supports
ARB_fragment_program it will expose it. You should give the new video
plugin a try. Patch Xgl to support 8bit GLX pixmaps so the YV12 image
format can be used and you'll get very efficient video playback.
- David