[mythtv-users] Adventures in HDTV - Notes from the trenches

Jarod Wilson jarod at wilsonet.com
Mon Dec 19 13:01:04 EST 2005


On Monday 19 December 2005 07:02, Matt Mossholder wrote:
> On Mon, 2005-12-19 at 09:38 -0500, Jesse Guardiani wrote:
> > > Doug,
> > >     Thanks for pointing out that I am an idiot ;) I had been assuming
> > > that the reason that Myth wasn't using opengl-vsync, even though I had
> > > compiled in the support,  was because of the Sync to Vblank settings
> > > in nvidia-settings. Your prompting made me take another look, and
> > > realize that the version of 0.18.1 that I have is missing the defines
> > > to enable OpenGL VBlank syning. Compiling now... and crossing my
> > > fingers :)
> >
> > Is that a configure option? Wondering if it's on by default in Gentoo's
> > 0.18.1 when compiled with nVidia support.

I believe it isn't in -r1, but is in -r2 (~ masked atm), if you have opengl in 
your USE flags, but I could be wrong...

> It is a configure option, but the problem actually lies in
> libs/libmythtv/libmythtv.pro. You may need to make this:
>
> using_opengl_vsync {
>     CONFIG += opengl
> }
>
> Look like this:
>
> using_opengl_vsync {
>     CONFIG += opengl
>     DEFINES += USING_OPENGL_VSYNC
> }
>
>
> The issue has been addressed in the development version.

Also fixed in the release-0-18-fixes svn branch, along with the addition of a 
patch to make it possible to toggle opengl vsync on and off.

-- 
Jarod Wilson
jarod at wilsonet.com
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