Re: [Savonet-users] Advice on how which mixer to use.

[Romain B. <to...@ra...>]

Hi Mike!

2012/11/26 Mike MacHenry <mik...@gm...>:
> I found out a little while ago that the answer to my question is ocaml-mm,
> and to use the add function in the Audio module. There is an example of this
> in liquidsoap's add operator in src/operators/add.ml.
>
> I am wondering if anyone knows why the audio mixer is simply adding the two
> floats, rather than using the typical audio mixing formula of
>
> mix f1 f2 = f1 +. f2 -. f1 *. f2
>
> which equalizes the volume so that it doesn't grow unnaturally louder with
> more pieces of audio mixed in.

The operator has a "normalize" option that does this; it is enabled by default.

Romain