[mythtv] [mythtv-commits] Ticket #2512: Live tv studders little bit
Robin Neatherway
robthebob at gmail.com
Thu Oct 19 12:44:23 UTC 2006
> There are many causes for stuttering and many have been fixed.
> Unfortunately, 90% of the causes for stuttering are configuration
> problems, so unless a someone mentions the things they have tried
> and posts this on the users list, they are unlikely to be payed
> much attention to by the developers. The particular problem where
> a pause solves the problem is due to the way we ffmpeg estimates
> the bitrate. In particular, it is sometimes wrong and it doesn't
> update this estimate when the facts conflict with its estimate.
> MythTV uses this estimate to set up the RingBuffer parameters,
> and when the RingBuffer either tries to buffer too much or too
> little data you get stutter.
>
> BTW There is an active ticket for one of the stutter problems.
> See #2552, I'm currently waiting for my initial patch to be tested.
> I have good hardware and don't experience the stutter problems.
>
> -- Daniel
Thanks for the clarification Daniel, currently my rooftop aerial is
disconnected, but if any of my recordings show this problem I will
give your patch a try.
Robin
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