[mythtv-users] Full alsa sound

Nick Rout nick.rout at gmail.com
Mon Mar 1 23:23:09 UTC 2010


On Tue, Mar 2, 2010 at 11:27 AM, Michael T. Dean
<mtdean at thirdcontact.com> wrote:
> On 03/01/2010 05:14 PM, Brent Bolin wrote:
>>
>> Hello all.  Was just wondering when setting alsa volume levels why
>> mythtv doesn't do all the volume levels.
>>
>> For example
>>
>> Master, PCM and Front
>>
>> Setting master and/or pcm take effect, but front is not adjusted.  To
>> get the full volume out of my front ends I need to login and run
>> alsamixer and manually set front to get full volume.
>>
>> Currently using stereo jack on a couple of front ends.
>>
>
> Myth's ALSA audio output support is basically just a (series of?) hack(s) to
> extend the original OSS audio output support and was never fully developed.
>  The fact that the current code presumes that all audio cards have a Master
> and PCM control (which is not true in the case of a large number of
> Intel-HDA-based sound cards) is another anachronistic assumption that should
> eventually be fixed with a big refactoring of the audio code.  (Note that I
> did not say a "planned refactoring.")

At first i thought you meant "it isn't planned because it is already
done in trunk"

>
> Anyone wishing to do said refactoring would make a lot of people happy.
>

But then I read on...


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