[mythtv-users] Prebuffering pause / Broadcasting free space avail / audio waiting for buffer to

[Allan Wilson]

On 6/28/06, Ryan Duffy <dusteur at excite.com> wrote:
>
>
> > I've posted on this subject before but not got very far,
>
> Lots of people have, and nothing has changed...
>
> > Suggestions anyone?
>
> So many people have posted about this, with so many different sets of
> hardware, kernel versions, and linux distributions, that we can surely only
> conclude that there is a bug in mythtv. Noone had this problem before myth
> 0.19.
> Personally, I suspect it is a buffering issue caused by waiting to read
> video/audio data from the disk that hasn't yet been written i.e. you are
> waiting at the end of the LiveTV file for the fresh data that hasn't yet
> been written out, since it is written in chunks for the sake of efficiency.
> Perhaps modifying the parameters of the kernel I/O scheduler would make a
> difference? Or forcing myth to write more frequently when watching LiveTV?
>
> I'm too busy to debug this problem, but if its not fixed in 3 months time,
> I'll do it then...
>
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I'll throw this out there for what it's worth. I updated to the last SVN and
I am using the next to latest nVidia drivers and last night I saw HiDef tv
recordings with smooth playback and no audio problems. I was using Bob with
audio buffering and sync audio selected. This is a first for me.

Allan
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