[mythtv-users] Screen corruption with fglrx X driver

Xaero kknull0 at gmail.com
Mon Aug 25 19:56:31 UTC 2008


I've had the same problem, today I have updated to catalyst 8.8 and seems to
work fine...
Can you confirm?

2008/8/25 kanetse at gmail.com <kane.tse at gmail.com>

> > David Gee wrote:
> >> I've done a little more investigating and tried tweaking some settings,
> >> and here are the various problems I've identified; I would appreciate
> >> any input anyone can give me.
> >>
> >> 1. Mythfrontend menus: if I run mythfrontend using the --geometry
> >> parameter, the menus always display correctly. If I omit the --geometry
> >> parameter so that mythfrontend runs full-screen, then the output on the
> >> screen gets corrupted (although a screenshot shows the menu drawn
> >> correctly). I have found that if I change the paint method from Qt to
> >> OpenGL, the actual menus themselves then display correctly, although the
> >> initial loading screen with the progress bar still appears corrupted.
> >>
> >> 2. Settings screens: If I have the OpenGL paint method enabled (to fix
> >> the screen corruption as described above), none of the settings screens
> >> work - the screen doesn't change and doesn't respond to key presses,
> >> although pressing Escape enough times usually regains control of the
> >> menus. However, this is only happens in full-screen mode: running
> >> mythfrontend with a --geometry parameter gets around this problem. If I
> >> am using the Qt paint method, this menu works all the time (however it's
> >> useless in full-screen mode because of the aforementioned screen
> >> corruption in full-screen mode without OpenGL).
> >>
> >> 3. Watching TV: generally works; however, mythfrontend frequently
> >> segfaults while watching TV. Changing channels is also problematic: most
> >> of the time, this causes the TV output for the newly changed channel to
> >> be garbled. However, pressing escape to get back to the main menu and
> >> then going back to watching TV results in that channel being displayed
> >> perfectly. See http://www.allpowerfuldave.com/mythtv1.png,
> >> http://www.allpowerfuldave.com/mythtv2.png and
> >> http://www.allpowerfuldave.com/mythtv3.png for examples of the garbled
> >> output after changing channels. The output appears to differ depending
> >> on whether the broadcast is SD or HD.
> >>
>
> Just wanted to chime in on this very old thread, I'm seeing exactly
> the same problems as described above.  Anyone know of any solutions
> yet?  I'm ready to give up and plug in an older GeForce 6600 into the
> PCI-E slot.
>
> My setup:
>
> GA-MA78GM-S2H (AMD 780G)
> CentOS 5.2
> fglrx
> Connected via DVI
>
> I'm hoping that eventually a new driver from ATi will be released that
> fixes this problem... but for now, I'll switch over to the PCI-E card.
>
> Thanks!
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