[mythtv-users] Audio Stutter during playback

[John Westlund]

I still don't see the "Aggressive Sound Card Buffering" setting.
General seemed to be the place that was most relavent. Didn't see it
in Capture Cards, Video Sources, Input Connections, etc.

What I see is a lot of:
2006-03-23 17:43:00.399 _AddSamples bytes=4608, used=95745,
free=672255, timecode=5400
2006-03-23 17:43:00.404 _AddSamples bytes=4608, used=100353,
free=667647, timecode=5424
2006-03-23 17:43:00.410 audio waiting for space on soundcard: have
2400 need 4096
2006-03-23 17:43:00.411 _AddSamples bytes=4608, used=104961,
free=663039, timecode=5448
2006-03-23 17:43:00.417 _AddSamples bytes=4608, used=109569,
free=658431, timecode=5472
2006-03-23 17:43:00.418 _AddSamples bytes=4608, used=114177,
free=653823, timecode=5808
2006-03-23 17:43:00.422 Broadcasting free space avail
2006-03-23 17:43:00.422 audio waiting for space on soundcard: have 640 need 4096
2006-03-23 17:43:00.434 audio waiting for space on soundcard: have
2912 need 4096



And occasionally messages like:
2006-03-23 17:43:00.437 NVP: Video is 4.03977 frames ahead of audio,
dropping frame.
2006-03-23 17:43:00.437 NVP: Video is 5.33007 frames ahead of audio,
dropping frame.
2006-03-23 17:43:00.437 NVP: Video is 6.05053 frames ahead of audio,
dropping frame.
2006-03-23 17:43:00.437 NVP: Video is 6.33612 frames ahead of audio,
dropping frame.
2006-03-23 17:43:00.437 NVP: Video is 6.30306 frames ahead of audio,
dropping frame.
2006-03-23 17:43:00.437 NVP: Video is 6.03102 frames ahead of audio,
dropping frame.
2006-03-23 17:43:00.437 NVP: Video is 5.57223 frames ahead of audio,
dropping frame.
2006-03-23 17:43:00.437 NVP: Video is 4.98837 frames ahead of audio,
dropping frame.
2006-03-23 17:43:00.437 NVP: Video is 4.29572 frames ahead of audio,
dropping frame.
2006-03-23 17:43:00.438 NVP: Video is 3.52898 frames ahead of audio,
dropping frame.


On 3/23/06, Steve Skarda <steveskarda at gmail.com> wrote:
> On 3/23/06, John Westlund <john.westlund at gmail.com> wrote:
> > I imagine this is probably covered elsewhere. I've read through the
> > Wiki and documentation and haven't sound anything to help my audio
> > stutters during playback.  I see reference to a "Aggressive sound card
> > buffering" setting which disabling might help, but I can't seem to
> > find where I disable it.
> >
> > Any other quick suggestions of things to try or places to look for
> > suggestions would be greatly appreciated. Thanks!
> >
>
> Agressive sound card buffering is in mythtv-setup.   What does the log or
> verbose output from the frontend say?  Prebuffering pause?
>
>
>
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