dNoise

Audio Noise Generator for Web Browsers

dNoise is a standard audio noise generator covering most popular noise types such as White Noise, Pink Noise, Red Noise also known as Brownian Noise, Blue Noise, and Violet Noise that are used by sound engineers. dNoise uses Web Audio API which is not supported in old browsers like Microsoft Internet Explorer and works on latest modern browsers such as Chrome, Firefox and Safari.

Basic Setup

const noise = new dNoise();

Methods

dNoise starts generating noise ba calling methods:

Generator Methods

noise.white();  // Starts generating white noise
noise.pink();   // Starts generating pink noise
noise.blue();   // Starts generating blue noise
noise.red();    // Starts generating red or brownian noise
noise.violet(); // Starts generating violet noise

Stop Method

Stops the generator immediately

noise.stop(); // Stops generator

Properties

dNoise comes with a few useful properties:

Volume

Sets or gets the output volume. The default value is 1.

noise.volume = 0.75; // Sets the output volume to 0.75
let currentVolume = noise.volume; // Gets the current output volume

Modes

Returns a list of available noise modes as an array.

let availableModes = noise.modes; // Gets available noise modes

Time

Returns the playback duration in seconds.

let duration = noise.time; // Gets playback duration

formattedTime

Returns playback duration in hh:mm:ss format.

let duration = noise.formattedTime; // Gets formatted playback duration

For more information and details please check the example. Improvment pulls and feature requests are welcome.