Re: OpenGL video performance

2012-06-08 Thread Greg G.
On 08.06.2012 15:29, Alex Deucher wrote: I have now found out that I seem to be a victim of this bug: [Bug 47007] HDMI monitor polling causing 100ms rendering stalls https://bugs.freedesktop.org/show_bug.cgi?id=47007 When I 'echo N>/sys/module/drm_kms_helper/parameters/poll' things get MUCH bet

Re: OpenGL video performance

2012-06-08 Thread Alex Deucher
On Fri, Jun 8, 2012 at 8:26 AM, Greg G. wrote: > On 25.04.2012 18:34, Greg G. wrote: >> Background: for some time now I've repeatedly trying to get my HD3200 >> equipped mythtv box to use the OpenGL renderer. While things have gotten >> *much* better in the course of the last 1.5 years, I still fi

Re: OpenGL video performance

2012-06-08 Thread Greg G.
On 25.04.2012 18:34, Greg G. wrote: > Background: for some time now I've repeatedly trying to get my HD3200 > equipped mythtv box to use the OpenGL renderer. While things have gotten > *much* better in the course of the last 1.5 years, I still find that Xv > rendering is much more "real-time", mean

Re: OpenGL video performance

2012-05-04 Thread Andy Furniss
Greg G. wrote: Perhaps mythtv _is_ overly using resources? Could I try any xorg.conf setting to shift resource management towards favouring opengl? That doesn't explain why the mplayer test fails though. Maybe if mplayer is distro/old/precompiled that could be it, but with your CPU I would h

Re: OpenGL video performance

2012-05-03 Thread Michel Dänzer
On Mit, 2012-05-02 at 20:09 +0200, Greg G. wrote: > On 01.05.2012 09:49, Michel Dänzer wrote: > > On Fre, 2012-04-27 at 17:21 +0200, Greg G. wrote: > >> What I keep thinking about: could there any problem arise from the way > >> the driver allocates VRAM? Can there be resource conflicts, effective

Re: OpenGL video performance

2012-05-02 Thread Greg G.
On 01.05.2012 09:49, Michel Dänzer wrote: On Fre, 2012-04-27 at 17:21 +0200, Greg G. wrote: What I keep thinking about: could there any problem arise from the way the driver allocates VRAM? Can there be resource conflicts, effectively limiting the GL troughput only be cause some memory is alread

Re: OpenGL video performance

2012-05-02 Thread Michel Dänzer
On Mit, 2012-05-02 at 08:24 +0200, Greg G. wrote: > On 01.05.2012 09:49, Michel Dänzer wrote: > > > Also, it looks like HDMI audio may be enabled. Does disabling that with > > radeon.audio=0 make a difference for any of the issues? > > Indeed HDMI audio is on, and must be so. Might still be wort

Re: OpenGL video performance

2012-05-01 Thread Greg G.
On 01.05.2012 09:49, Michel Dänzer wrote: > [ Please always follow up to the list; this is the last reply to me only > that I'll reply to ] Sorry, that was unintentional. > On Fre, 2012-04-27 at 17:21 +0200, Greg G. wrote: >> On 26.04.2012 07:58, Michel Dänzer wrote: >>> What are the other optio

Re: OpenGL video performance

2012-04-30 Thread Andy Furniss
Greg G. wrote: Andy, On 25.04.2012 19:51, Andy Furniss wrote: Some random thoughts/tests/questions in no particular order non of which may help (maybe if you are using cpufreq try that first with myth). thanks for your feedback. If your desktop is using compositing try to disable it if you

Re: OpenGL video performance

2012-04-25 Thread Michel Dänzer
On Mit, 2012-04-25 at 18:34 +0200, Greg G. wrote: > > Background: for some time now I've repeatedly trying to get my HD3200 > equipped mythtv box to use the OpenGL renderer. While things have gotten > *much* better in the course of the last 1.5 years, I still find that Xv > rendering is much m

Re: OpenGL video performance

2012-04-25 Thread Andy Furniss
Greg G. wrote: Hello, I've posted the following inquiry to the Phoronix forum already and was advised to post this to a more appropriate mailing list, such as this one. Upfront, I'm sorry if you feel I should better be posting to any of the mythtv lists. But I already did, and the fact of the m

OpenGL video performance

2012-04-25 Thread Greg G.
Hello, I've posted the following inquiry to the Phoronix forum already and was advised to post this to a more appropriate mailing list, such as this one. Upfront, I'm sorry if you feel I should better be posting to any of the mythtv lists. But I already did, and the fact of the matter is that