[pulseaudio-discuss] skype sound effects create a buzzing noise

[Arun Raghavan]

On Thu, 2013-05-23 at 20:26 +0200, Julian Sikorski wrote:
> W dniu 23.05.2013 20:10, Julian Sikorski pisze:
> > W dniu 23.05.2013 19:32, Arun Raghavan pisze:
> >> On Thu, 2013-05-23 at 19:22 +0200, Julian Sikorski wrote:
> >>> Hi,
> >>>
> >>> this was annoying me long enough that I have decided to investigate.
> >>> Basically, I am using skype-4.2 and pulseaudio-2.1 on fedora 18 x86_64.
> >>> Whenever skype produces a sound event (incoming message bleep, logging
> >>> in sound), buzzing noise will occur. This is especially prominent when
> >>> playing a song in the background. I have looked at the log and the error
> >>> message seems to be this:
> >>>
> >>> D: [alsa-sink] memblock.c: Pool full
> >>> D: [alsa-sink] memblock.c: Pool full
> >>> D: [alsa-sink] memblock.c: Pool full
> >>>
> >>> I have attached a full log. I know that PA 2.1 is really old now, but
> >>> Fedora seems to be having hard time aligning with PA releases these days.
> >>
> >> This happens because PulseAudio didn't handle low latency requests well
> >> enough. This has been fixed recently, and will be available in the next
> >> release (or in one of the 3.99.x prereleases if you can get a package
> >> for it).
> >>
> >> -- Arun
> >>
> > That's great to hear! Hopefully 4.0 will make it to Fedora 19, otherwise
> > it will be in Fedora 20 which is slated for a January release. It's
> > funny to think that Fedora was once the distro advocating pulseaudio.
> > 
> > Julian
> > 
> I just talked to the Fedora PA maintainer and unfortunately F-19 is too
> far past freeze to ship PA 4.0.
> Is the fix you mention possible to backport to 3.0 (which is what F-19
> is going to be shipping)?

This is the one you'll want:

http://cgit.freedesktop.org/pulseaudio/pulseaudio/commit/?id=5f326b705d8f7f0c14e7e0c7d7c2751f3a5ebe43

Cheers,
Arun