[pulseaudio-discuss] Alsamixertest

Colin Guthrie gmane at colin.guthr.ie
Mon Sep 27 02:34:06 PDT 2010

'Twas brillig, and David Henningsson at 27/09/10 09:53 did gyre and gimble:
> So over the previous weeks I've been working on a small script which
> tests whether the ALSA mixer lives up to PA's expectations. If you are
> familiar with dbmeasure or dbverify by Lennart Poettering, this
> application's purpose is very similar, but this one is hopefully easier
> to set up, more user friendly, and also tests that the names of the
> volume controls are correct.
> My hope is that this will aid as a debugging tool for all these
> "everything below 20% of my speaker is muted, and then 21% blows my
> speakers" bugs.
> To use the tool, you'll need some kind of loopback. You can e g use a
> loopback cable and connect that between line in and line out, or test
> your laptop's internal speakers with your laptop's internal mic (just
> stop humming when you do so :-) ). Just set up the recording levels
> appropriately.
> Alsamixertest is available for Ubuntu Lucid and Ubuntu Maverick from
> these PPAs:
> Lucid: https://launchpad.net/~diwic/+archive/ppa
> Maverick: https://launchpad.net/~diwic/+archive/maverick
> For other distributions, download the tarball:
> https://launchpad.net/~diwic/+archive/ppa/+files/alsamixertest_47.14.tar.gz
> Unpack and read the readme file for compilation and install instructions.
> When it is installed, run "alsamixertest -r" for a small tutorial and
> "alsamixertest -h" for command line options help.
> Looking forward to your comments about this new little tool! I think it
> should be considered "beta" quality at this point.

Cool. Packaged up for Mandriva too now. What license do you use.
Couldn't seem to find any reference to it...

Not tried it yet but will try and take it for a spin soon.




Colin Guthrie

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