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SubjectRe: [ALSA] emu10k1: hw_ptr skipping when unpausing mplayer
On Mon, Jul 20, 2009 at 08:33:37AM +0200, Takashi Iwai wrote:
> At Sat, 18 Jul 2009 16:07:07 +0000 (UTC),
> Piotr Kaczuba wrote:
> >
> > Since 2.6.30 I'm experiencing sound and video stuttering when unpausing
> > mplayer. The soundcard is an Audigy 1, driver is emu10k1. Kernel is
> > x86_64, userspace is 32-bit. I doesn't happen always, but regularly
> > enough.
>
> To be sure -- isn't it arch-independent? I guess 64bit user-space
> can cause the same problem.
I've tested it and it's the same with 64bit mplayer.

[...]
> The problem is likely due to some wrong operation in the pause/restart.
> Does the patch below work around a problem?
>
> If this works (somehow, not causing the same error), we can focus more
> on the pause implementation of emu10k1.
[...]

Yes, the patch helps. I've tried half a dozen times and the problem
hasn't reappeared. No messages at all with xrun_debug either. So it
is probably the pause implementation of emu10k1.

Thanks,
Piotr


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