rsc3/doc-schelp/HelpSource/Classes/AudioIn.scrbl

60 lines
1.1 KiB
Racket

#lang scribble/manual
@(require (for-label racket))
@title{AudioIn}
Read audio input.@section{related}
Classes/In, Classes/SoundIn
@section{categories}
UGens>InOut
@section{description}
Reads audio from the sound input hardware.
@section{note}
This is provided for backwards compatibility with SC2 code. For normal use link::Classes/SoundIn::, which has bus numbers beginning at 0, as AudioIn may be deprecated and removed at some point in the future.
::
@section{classmethods}
@section{method}
ar
@section{argument}
channel
Input channel number to read. Channel numbers begin at 1.
@section{argument}
mul
@section{argument}
add
@section{Examples}
Patching input to output
@racketblock[
// patching input to output
// beware of the feedback
(
ServerOptions.inDevices.postln; // post available audio input devices
s.meter; // display level meters for monitoring
SynthDef("help-AudioIn", {
var input = AudioIn.ar(1); // first input
// delay output to tame feedback in case of microphones are configured:
Out.ar(0, CombN.ar(input * -25.dbamp, 0.5, 0.5, 0.001))
}).play
)
::
]