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This reference is for Processing 3.0+. If you have a previous version, use the reference included with your software in the Help menu. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Core Javadoc and Libraries Javadoc.

Name | ### Amplitude
Examples |
    import processing.sound.*;
    Amplitude amp;
    AudioIn in;

    void setup() {
      size(640, 360);
      background(255);

      // Create an Input stream which is routed into the Amplitude analyzer
      amp = new Amplitude(this);
      in = new AudioIn(this, 0);
      in.start();
      amp.input(in);
    }

    void draw() {
      println(amp.analyze());
    }
Description | This is a volume analyzer. It calculates the root mean square of the amplitude of each audio block and returns that value.
Methods |
input() | Defines the audio input source of the amplitude analyzer.
analyze() | Queries a value from the analyzer and returns a float between 0. and 1.
Constructor |
    Amplitude(theParent)

Updated on July 4, 2018 11:56:47am EDT