2010/9/29 David Henningsson <david.henningsson@xxxxxxxxxxxxx> > Here's the tool "one of the Mandriva guys" ;-) was talking about the > other day. I should probably have announced it on both lists > simultaneously. > > Anyway, 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<https://launchpad.net/%7Ediwic/+archive/ppa> > Maverick: https://launchpad.net/~diwic/+archive/maverick<https://launchpad.net/%7Ediwic/+archive/maverick> > > For other distributions, download the tarball: > https://launchpad.net/~diwic/+archive/ppa/+files/alsamixertest_47.14.tar.gz<https://launchpad.net/%7Ediwic/+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. > > -- > David Henningsson, Canonical Ltd. > http://launchpad.net/~diwic <http://launchpad.net/%7Ediwic> > Do you need to write your own mixercontrol (amixer parser) when there is alsa-python mixercontrol ? _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
