Re: [Alsa-user] pulseaudio is off. microphone capture is too quiet.

[Bill U. <un...@ph...>]

On Sun, 3 Jan 2010, Michal wrote:

> Robert Hancock <han...@gm...> writes:
>
>>
>> Disabling PulseAudio is not a very good idea on Fedora 12 especially, as the setup is
>> quite highly dependent on it and it will cause many bad side effects like disabling all
>> software mixing (as dmix is not configured). Switching off PulseAudio on a distribution
>> which is set up to use it is pretty outdated and poor advice that I wish people would stop
>> giving to people like yourself, as it almost certainly has nothing to do with your
>> problem.
>
> Following defect is the same as mine, and the cure was to disable
> pulseaudio.
>
> https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/275998

I agree. For many many systems, with pulseaudio running, no sound comes out.
With pulseaudion diabled, sound comes out of the soundcard. I therefor disable
pulseaudio. Software mixing to silence is pretty useless. Now if Hancock had some
useful advice as to how to get pulseaudio to actually produce sound, people
might listen. 
>
> I am also tracking another audio problem, where turning off pulseaudio
> is a workaround.
>
> Turning pulseaudio is also the last resort suggested to isolate the
> problems with audio (also for fc12):
> http://fedorasolved.org/Members/fenris02/pulseaudio-fixes-and-workarounds
>
>
> I wanted to isolate the problem, just to be closer to the reason.
>
> For complete test just I enabled pulseaudio again, unfortunately no help.
> Here are pulseaudio versions:
>
> prompt# rpm -qa | grep pulse
> pulseaudio-module-x11-0.9.21-2.fc12.i686
> pulseaudio-libs-0.9.21-2.fc12.i686
> pulseaudio-libs-glib2-0.9.21-2.fc12.i686
> kde-settings-pulseaudio-4.3-15.1.noarch
> pulseaudio-0.9.21-2.fc12.i686
> alsa-plugins-pulseaudio-1.0.21-2.fc12.i686
> pulseaudio-utils-0.9.21-2.fc12.i686
>
> Additionally I did another test:
>
> started my system to runlevel 3, then logged in as root.
> with pulseaudio off, in alsamixer, enabled "boost mic +20db", "capture"
> to max, "mic" to max.
> then:
> arecord -vv -fdat foo.wav
> aplay -vv foo.wav
>
> unfortunatelly no help, I need to shout to hear anything.
>
> best regards,
> Michal
>
>
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-- 
William G. Unruh   |  Canadian Institute for|     Tel: +1(604)822-3273
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