[mythtv-users] Incorrect programme duration in recordedseek for new recordings.

[Ian Macdonald]

On Sat 23 Jan 2010 at 00:34:37 +0100, Ian Macdonald wrote:

> My MythTV back-end box has developed an interesting new problem. It
> manifested either directly when or shortly after I upgraded from
> 0.21-fixes to 0.22-fixes.
> 
> MythTV now thinks that new recordings are somewhere between 78% and 82%
> of their actual length. A 30 minute recording this evening came out at
> 24:14, according to the 'i(nfo)' key while playing, and a 65 minute
> recording came out at 50:24.
> 
> Usually, this indicates a problem with the recordedseek table, and I've
> had a couple of crashes of that table over the years, so I'm familiar
> with how to repair it.
> 
> This time, though, things are different. recordedseek is intact and only
> new recordings are affected. They are consistently around 20% shorter,
> according to recordedseek.
> 
> Note that the actual length of the recording is fine. Once I run
> mythcommflag on an affected recording, it takes on its correct length in
> MythTV.
> 
> Nothing else has changed on this box. As I say, the bug appears to have
> crept in when I moved to 0.22-fixes.
> 
> The box is a 4 tuner system with 2 Hauppauge PVR-350s and 2 PVR-150s.
> Recordings by all cards are affected. I checked the config in
> mythtv-setup and they are all still correctly set to PAL-BG. v4l2-ctl
> also shows that the cards are set to PAL-B/B1/G.
> 
> The kernel on the box is old now, 2.6.22.9, but this has functioned well
> for a long time. At the suggestion of a developer on #mythtv-users last
> night, I upgraded the box today to 2.6.32.4, but that had no effect on
> the issue, so I've gone back to 2.6.22.9.
> 
> I have optimised and repaired recordedseek, just for the sake of
> completeness, plus run mythcommflag on everything I have. The problem
> remains.
> 
> Does anyone have an idea of where to look next? I'm out of ideas at the
> moment.

Since this issue is drawing no response here, I've filed a bug against
0.22-fixes:

  http://svn.mythtv.org/trac/ticket/7978

I hope that will lead to a solution, even if it turns out to be a
problem on my side.

Ian
-- 
Ian Macdonald               | Do nothing unless you must, and when you
ian at caliban.org             | must act -- hesitate. 
http://www.caliban.org/     | 
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