[mythtv-users] Sluggish Frontend on 4k TV

[Michael T. Dean]

On 12/03/2015 06:35 AM, Duncan Brown wrote:
> Hi All
>
> I've just got a new 4k TV, and navigating the menus in mythtv is 
> extremely slow
>
> Graphics card is a GT730, but I'm guessing that really make no 
> difference as it's the CPU that is spiking massively. Once I get into 
> any kind of TV, video etc to watch it's fine once vdpau takes over.
>
> On the Mythtv side of things I don't have any actual 4k content to 
> watch anyway, but is there likely to be any way of improving the 
> performance of the menu frontend?
>
> CPU is a dual core Athon 4850e, so not exactly the greatest

Are you using the Qt paint engine?  If so, don't.  Set the paint engine 
to Auto, and ensure your video drivers are properly installed/configured 
and MythTV will use OpenGL--you'll see a message, "Using the OpenGL 
painter," in the mythfrontend log file if you've configured things properly.

Mike