FR && audio subsystem: gsmhandset ... files
morphis at gravedo.de
Wed Apr 11 20:39:52 CEST 2012
On 11.04.2012 15:09, Matthias Apitz wrote:
> El día Wednesday, April 11, 2012 a las 02:47:34PM +0200, Radek Polak escribió:
>>> I'd like to have a general understanding and in detail how the
>>> gsmhandset (...) files are used in the FR, for example in the SHR
>> Before you answer or make a call you do:
>> alsactl -f gsmheadset.state restore
>> and after hanging up do:
>> alsactl -f stereoout.state restore
>> I don't think there's any magic involved there...
> In theory I was thinking the same; I even renamed alsactl to
> alsactl.orig and created a shell wrapper /usr/sbin/alsactl which should
> log the args and call alsactl.orig to do the work; nothing appeared in
> my log file while doing a call....
> 1. How this is done exactly (in SHR) and by which piece of software?
It's done by fsodeviced (the router_alsa plugi) or fsoaudiod and is
initiated by libphone-ui.
> 2. The SHR GUI while calling (see http://www.unixarea.de/Screenshot-7.png)
> has some sliders for Volume and Mic; and to enable the Speaker or
> mute the Mic... how do they work? Do they change 'gsmhandset' file?
No. The SHR UI directly adjusts the mixer settings of the ALSA sound
card here. In /etc/phonefsod.conf or /etc/phoneuid.conf is written down
which name this control have.
Simon Busch - http://mm.gravedo.de/blog/
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