[mythtv-users] VGA verses HDMI
Simon Hobson
linux at thehobsons.co.uk
Thu Sep 30 22:53:19 UTC 2010
I wrote:
>Kevin Ross wrote:
>
>>What you describe is called tearing,
>
>Yep, that's it
>http://en.wikipedia.org/wiki/Video_tearing
>shows exactly what I see.
>
>> and is not caused by the frame rate. If you're using VDPAU, it's
>>usually caused by not disabling compositing. You can disable it by
>>running:
>>
>>sudo nvidia-xconfig --no-composite
>>
>>and then restart X (or reboot).
>
>No, not using Nvidia - it's an Intel chipset in the box, and I think
>I'm probably still using whatever the defaults are (were) in
>MythBuntu 9.04(?) with Myth 0.21.
>A quick look at the settings (via MythWeb) shows that I've got
>"CPU+" set as DefaultVideoPlaybackProfile
So I went into setup again, and turned on the option to OpenGL sync
to the vertical frame sync. The tearing seems to have gone :-)
So thanks Kevin for prompting me to look at the right culprit.
--
Simon Hobson
Visit http://www.magpiesnestpublishing.co.uk/ for books by acclaimed
author Gladys Hobson. Novels - poetry - short stories - ideal as
Christmas stocking fillers. Some available as e-books.
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