[mythtv-users] Degraded playback prformance with OSD on master 6b04160 (Port MythUI to ReferenceCounter)?

Jim Stichnoth stichnot at gmail.com
Sat Jun 23 15:53:18 UTC 2012

On Fri, Jun 22, 2012 at 10:08 PM, Gregorio Gervasio, Jr.
<gregorio.gervasio at gmail.com> wrote:
>        Has anyone noticed degraded playback performance with OSD
> elements displayed (eg. subtitles, menu, progress bar)?  mythfrontend
> CPU usage goes up (almost 2X in one of my systems) when OSD is displayed
> and causes stuttering.  This is with OpenGL playback, but I've seen the
> problem with XVideo, too.
>        If I revert commit 6b04160, the problem goes away -- CPU usage
> doesn't change much when OSD is up.

Same here, on an ION frontend.  It's very easy to see during paused
playback -- unusually high CPU while the OSD is displayed, and
reasonable after pressing EXIT to clear the OSD (while remaining


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