Wave.js

Audio visualizer library for javascript (20+ designs).

Installation

Install With CDN

<script src="https://cdn.jsdelivr.net/gh/foobar404/wave.js/dist/bundle.iife.js"></script>

Or NPM

npm i @foobar404/wave

Setup

If your using npm use a default import to include wave.

import Wave from "@foobar404/wave"

Create a new wave object.

var wave = new Wave();

If your working with React, put the wave instance in state.

let [wave] = useState(new Wave());

Usage

Call one of the three main function on the wave object, fromFile, fromStream, fromElement.

wave.fromElement("audio_element_id","canvas_id",{type:"wave"});

Documentation

View the current documentation for Wave.js here.

Example

<html>

<head></head>

<body>

   <canvas id="output" height="500" width="500"></canvas>

   <script src="https://cdn.jsdelivr.net/gh/foobar404/wave.js/dist/bundle.iife.js"></script>
   <script>
      let wave = new Wave();

      navigator.mediaDevices.getUserMedia({
            audio: true
         })
         .then(function (stream) {
            wave.fromStream(stream, "output", {
               type: "shine",
               colors: ["red", "white", "blue"]
            });
         })
         .catch(function (err) {
            console.log(err.message)
         });
   </script>
</body>

</html>

Contributor Workflow

Fork Wave.js repo.
Clone to your local computer.
Run "npm i" in the root folder to install dependencies.
Run "npm run test" to start the dev server and code watcher.
Open the src folder and make a change to one of the src files.
Save changes and refresh browser window to see changes.
Push to remote branch and create a pull request to the Wave.js master branch.

zarankumar/Wave.js