[mythtv-users] Slow program guide using opengl or qt
dlknight at sdf.lonestar.org
Wed Oct 7 13:53:04 UTC 2009
On Wed, October 7, 2009 11:09 am, Chris Stevens wrote:
> I have seen various posts about a slow UI, but all to do with peripheral
> aspects like no acceleration etc.
> This is Myth 0.22, nVidia accelerated graphics, compiled, and the same
> problem applies to all interface styles and themes.
> The interface is generally fast using OpenGL, but (specifically) the
> program guide takes 5 secs to move up or down a line. Moving right or
> left takes longer than it should - about a second. The program finder is
> fine and there is no appreciable CPU usage (3%).
> Suggestions gratefully received. Is this a bug?
I've also noticed general slowness in the UI sometimes accompanied by a
buzz of disk activity when the slowness occurs (no jobs running in
background). Changing to the Qt painter has made quite a difference on my
system compared to OpenGL which is sometimes painfully slow. However with
Qt mythfrontend locks up sometimes when changing channel in the programme
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