[mythtv-users] 23.976fps choppy playback

Jim Oltman jim.oltman at gmail.com
Thu Jan 12 14:57:50 UTC 2012


On Wed, Jan 11, 2012 at 11:28 PM, Jean-Yves Avenard <jyavenard at gmail.com>wrote:

> Hi
>
> On 12 January 2012 09:53, Jim Oltman <jim.oltman at gmail.com> wrote:
> > You also mention using a 23.976Hz modeline.  Why are you using a
> modeline?
> >  If you have an nVidia card (220GT+) they should support xrandr doing the
> > framerate automatically (as I believe JYA's repo provides that as well).
>
> xrandr is what is used to swtich framerate, however that particular
> framerate has to be registrered with X.
>
> Default nvidia detected framerate is 24Hz, it doesn't make distinction
> between 23.976Hz used in the US and 24Hz used in PAL countries.
>
> Hence, the use of custom modelines.. I've put those on the wiki in the
> judder-free playback page.
>
> I have to say that I watch daily BD disks ; original disks, not rip.
> And I've never seen the problem mentioned in the original post.
>
> Certainly nothing related to the 24fps framerate.
>
> JY
>
>
I had no idea this was out in the Wiki.  Great information!  Here's the
link JYA's is referring to:

http://www.mythtv.org/wiki/User_Manual:JudderFree
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