[NBLUG/talk] Sound problem with Skype on Ubuntu 9.04
Ed Rogers
ed at rogersecommerce.com
Wed Sep 9 22:55:03 PDT 2009
There does seem to be some disatisfaction among users of PulseAudio,
though not among its developers. I think this link fun:
http://jeffreystedfast.blogspot.com/2008/07/more-pulseaudio-problems.html
And so is the following quote from it:
alankila said...
As a developer who hacked a pulseaudio client using the "simple"
interface, literally no more than a few calls, I am very unimpressed.
It doesn't work. The pa_simple_write() call accepts a pointer of sound
data and length of that buffer to write. And guess what? Only buffer
lenghts in the 2048 - 8192 range actually appear to work. (Audigy 2 ZS
as hardware.) Anything else and I get skips and jumps in the playback.
Absurd.
Even today, writing exactly 4096 byte buffers to that piece-of-shit
sound server, I sometimes hear the audio jump. On an dual-core system.
This is so crappy it's not funny.
I would _love_ to use the ALSA-to-Pulse bridge thingy that you can
enable with a few lines in .asoundrc but that doesn't work either. Let
me qualify that. Like, you might hear the audio play without your
whole damn application freezing up when a simple buffer underflow
happens because Linux scheduler did not see fit to give enough CPU
time to your app.
And when that stupid pulseaudio demon hangs, like it semireliably does
when I'm seeking in audacious using the cursor keys, the whole daemon
and any clients using it have to be killed and restarted. And it does
this semiregularly, on laptop with intel hardware I resurrect the
bloody thing every second day or so.
I fucking hate pulseaudio at this point. With this kind of show so
far, it is irrelevant how great it is at some random point in the
future. Can't we just get software that works? Users do not want to be
betatesters any longer. If open source can't produce working code
without pushing shit to masses, maybe it is a failure as a development
model.
Pulse defenders say that ALSA's dmix might have been atrocious in so
many ways, but I never noticed a thing: honestly, ALSA's dmix Just
Worked. Something I can't say Pulse to do.
> I the last time I upgraded Ubuntu, I forceably removed PulseAudio
> entirely and re-installed alsa to make it work. It was not something
> that I would want to walk someone through over the phone.
>
> I would hit up the Skype website and see if there's a new version.
> Failing that, search the Skype and Ubuntu forums. When I looked
> earlier this year, some people had gotten it to work (though their
> instructions didn't work for me). With any luck, someone will have
> found a good workaround by now.
>
> --
> William Tracy
> Work: wtracy at cisco.com
> Play: afishionado at gmail.com
> Cell phone: (805) 704-0917
> Internet phone: (707) 206-6441
>
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