I can confirm this bug. I have a 1280x1024 LCD monitor, but I set everything to 1024x768 when using my TV-out. Then when I switch Totem to full screen the resolution is changed back to 1280x1024, resulting in not having full screen video on my TV.
Using up to date Feisty Herd 5. -- Resolution of the screen changes when use Totem player https://launchpad.net/bugs/85820 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs