[mythtv-users] audio stuttering issues

Jean-Yves Avenard jyavenard at gmail.com
Sat Mar 1 15:28:20 UTC 2014


Le dimanche 2 mars 2014, Gerald Brandt <gbr at majentis.com> a écrit :

>
> On 2014-02-26, 8:52 AM, john.baab at gmail.com<javascript:_e(%7B%7D,'cvml','john.baab at gmail.com');>wrote:
>
> On Wed, Feb 26, 2014 at 7:44 AM, Gerald Brandt <gbr at majentis.com> <javascript:_e(%7B%7D,'cvml','gbr at majentis.com');> wrote:
>
>  Somehow I didn't get the first email with the echo command.  I'm assuming
> it's
>
> echo 192 > /proc/asound/card0/pcm0p/sub0/prealloc
>
> Is that correct?
>
>
>  I quoted the command from the logs in your original post:
> echo 192 | sudo tee /proc/asound/card0/pcm0p/s
>
> I believe that you cannot echo directly and tee helps you out with this.
>
>  Hi,
>
> Definitely putting 192 into prealloc, but still have the problem.
>
> Feb 28 21:07:48 frontend-lr mythfrontend.real: mythfrontend[2079]: N
> CoreContext mythplayer.cpp:2130 (PrebufferEnoughFrames) Player(3): Waited
> 101ms for video buffers AAAALDAAAAADALDA
> Feb 28 21:07:48 frontend-lr mythfrontend.real: mythfrontend[2079]: N
> CoreContext mythplayer.cpp:2130 (PrebufferEnoughFrames) Player(3): Waited
> 202ms for video buffers AAAALDAAAAADALDA
>
>
Changing the audio hardware buffer size has *zero* to do with this...

Usually you get those error message when you're machine is too slow to
decode the media...
Try using vdpau if available
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