[mythtv-users] 0.24+fixes - tearing, /dev/rtc permissions and getting openGL to work

[mark pennock]

How do you kill and then restart mythfrontend with suspend.

On Tue, Mar 1, 2011 at 5:38 AM, David Edwards <david at more.fool.me.uk> wrote:

> I recently upgraded my ION frontend from 0.23-fixes to 0.24-fixes and
> had lots of fun trying to get VDPAU working nicely again, although
> pretty much all my problems were due to having upgraded from Mythbuntu
> 9.10 to 10.10 (and Nvidia drivers from 180 to 270) at the same time. I
> eventually found all the tweaks I'd done to X and the Nvidia settings
> previously to get it working (all mentioned previously in this thread,
> I think), and re-applied them to the new installation. Perfect
> playback. Except... sometimes I got tearing again. I found one SD
> recording that showed this particularly well on a horizontal panning
> shot; sometimes it would play fine, other times it would tear. After
> much testing, I discovered it was breaking after the frontend had been
> suspended and resumed; playback was perfect after a reboot until the
> next time the machine was suspended.
>
> In the end, I found this:
>
> https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers/+bug/656279
>
> Disabling hyperthreading solved the issue, and I now have perfect
> playback before and after suspending.
>
> I also had to kill mythfrontend before suspending and restart it after
> resuming, but that was to resolve a different issue where mythfrontend
> would hang or crash upon resume...
>
> David
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