[mythtv-users] Strange "choppy" video during playback

OJ olejl77 at gmail.com
Sun Nov 16 17:53:42 UTC 2008


2008/11/15 OJ <olejl77 at gmail.com>:
> I'm experiences the problem both during LiveTV and DVD playback.
> Possibly others also, but not tested yet.
>
> This "chopping" happens every 2 min, and lasts 1-3 sec.
>
> I'm not sure what introduced this, but since I last had it working I
> have changed from nVidia 6200 GPU to an ATI 4850 GPU. In addition I
> have updated to trunk all along.
>
> Due to what seems like a bug with the fglrx driver from ATI had did as
> described in the 2nd post here:
> http://forums.dvbowners.com/index.php?showtopic=10431
>
> I haven't seen anything suspicious in the frontend logs, but on the
> backend I see a pattern, but I don't know if it relevant.
> (the logs are from LiveTV)
> When this sequence is on the backend there is "chopping"
> 2008-11-15 11:27:14.437 JobQueue: Currently set to run up to 1 job(s) max.
> 2008-11-15 11:27:14.438 JobQueue: GetJobsInQueue: findJobs search
> bitmask 4, found 0 total jobs
> 2008-11-15 11:27:39.338 AutoExpire: Adding Programs to 'Do Not Expire' List
> 2008-11-15 11:27:39.338     1429 @ 2008-11-15T11:19:16 in use by
> player on stuepc
>
> When this sequence is on the backend there is _not_ "chopping"
> 2008-11-15 11:28:14.439 JobQueue: Currently set to run up to 1 job(s) max.
> 2008-11-15 11:28:14.440 JobQueue: GetJobsInQueue: findJobs search
> bitmask 4, found 0 total jobs
> 2008-11-15 11:28:41.105 AutoExpire: Adding Programs to 'Do Not Expire' List
> 2008-11-15 11:28:41.105     1429 @ 2008-11-15T11:19:16 in use by
> player on stuepc
> 2008-11-15 11:28:41.105 AutoExpire: ExpireLiveTV(10000)
> 2008-11-15 11:28:41.105 AutoExpire: FillDBOrdered: Adding Short LiveTV
> programs in starttime order
> 2008-11-15 11:28:41.106 AutoExpire: SendDeleteMessages. Nothing to expire.
>
> When this sequence is on the backend there is "chopping"
> 2008-11-15 11:29:14.440 JobQueue: Currently set to run up to 1 job(s) max.
> 2008-11-15 11:29:14.440 JobQueue: GetJobsInQueue: findJobs search
> bitmask 4, found 0 total jobs
> 2008-11-15 11:29:41.107 AutoExpire: Adding Programs to 'Do Not Expire' List
> 2008-11-15 11:29:41.107     1429 @ 2008-11-15T11:19:16 in use by
> player on stuepc
>
> Any tips on how to solve it, or what could be causing this?
>
> A few I have managed to avoid it the problem. I have started the
> backend and frontend with different verbose options, but I don't know
> if this is what is causing it or something else.
>

I have not seen this problem after I did an upgrade made available
from Fedora today. The most likely updates to solve it is:

kmod-fglrx-8.543-0.3.8.11beta.fc9.6.x86_64
kmod-fglrx-2.6.27.5-37.fc9.x86_64-8.543-0.3.8.11beta.fc9.6.x86_64


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