[alsa-devel] Fundamental principle of audio mixing?

Claudio Matsuoka cmatsuoka at gmail.com
Mon Sep 24 13:49:39 CEST 2007

On 9/24/07, Nobin Mathew <nobin.mathew at gmail.com> wrote:

> Can any body throw some lights on how audio mixing is done in
> software? Basic principle?

Basically you add the PCM samples (if they are at the same resolution
and sampling rate) and renormalize if needed. The sampling rate
conversion can be tricky tho.

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