Re: [LAD] Trying to understand mixer in ALSA API

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To: Alexandre <alexduthil@...>
Cc: <linux-audio-dev@...>
Date: Friday, August 31, 2012 - 1:04 pm

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On Fri, Aug 31, 2012 at 8:39 AM, Alexandre wrote:

> Hi

the mixer interface does not do that. its an API to control the hardware
mixer (if any) present in the audio interface hardware. a lot of current
audio interface hardware is incapable of mixing sound from multiple
sources, so this is generally done in software.

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On Fri, Aug 31, 2012 at 8:39 AM, Alexand=
re <alexduthil@gmail.com> wrote:
HiKinda new to linux audio and still a bit new to dev=
generally and I'm trying to understand the basis of linux audio.By that, I mean the ALSA API :I would like to use the PCM interface a=
nd the mixer interface to mix 2 sounds
the mixer interface does not do that. its an API to control the ha=
rdware mixer (if any) present in the audio interface hardware. a lot of cur=
rent audio interface hardware is incapable of mixing sound from multiple so=
urces, so this is generally done in software.

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Messages in current thread:
[LAD] Trying to understand mixer in ALSA API, Alexandre, (Fri Aug 31, 12:39 pm)
Re: [LAD] Trying to understand mixer in ALSA API, Paul Davis, (Fri Aug 31, 1:04 pm)
Re: [LAD] Trying to understand mixer in ALSA API, Paul Davis, (Fri Aug 31, 1:28 pm)