Bug reproduction by "The parallelogram" does not work anymore. I think I rarely I get to see one/handful-of damaged video line when quickly and randomly shuffling windows around. I can't rule out the possibility that the video I played was corrupted, though.
I think it's it's OK to say "It fixed itself during the upgrade to 13.10" -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu. https://bugs.launchpad.net/bugs/1170117 Title: [gm45] Xv video corruption when obstructed by shaped windows (corner case) Status in “xserver-xorg-video-intel” package in Ubuntu: Incomplete Bug description: This is a followup to #1162046 The issue is almost fixed, but the corruption wasn't eradicated completely. This time the actual video content matters (guess: partial frame updates?) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-intel/+bug/1170117/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

