audio-track-mixer v1.0.1

Audio Track Mixer

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Mix audio tracks (MediaStreamTrack) into one.

Installation

package manager

Install with npm or yarn

npm:

npm install audio-track-mixer --save

yarn:

yarn add audio-track-mixer

script label

<script src="index.js"></script>

Importing

ES6

import AudioTrackMixer from 'audio-track-mixer';

ES5 with npm

const AudioTrackMixer = require('audio-track-mixer');

script

When use script label, AudioTrackMixer will be a global Object.

Usage

const mixer = new AudioTrackMixer();

mixer.addTrack(trackA);
mixer.addTrack(trackB);

const mixedTrack = mixer.getMixedTrack();

API

See full APIs.

Some Basic Methods of AudioTrackMixer

1. addTrack

Add audio track into the mixer.

examples

mixer.addTrack(trackA);
mixer.addTrack(trackB);

It's a chain function, so you can also use it just like this

mixer.addTrack(trackA).addTrack(trackB);

2. getMixedTrack

Get mixed audio track from the mixer after adding tracks.

examples

const track = mixer.getMixedTrack();

3. removeTrack

Remove audio track if it has been already added into the mixer or will do nothing.

examples

mixer.removeTrack(trackA);
mixer.removeTrack(trackB);

It's a chain function, so you can also use it just like this

mixer.removeTrack(trackA).removeTrack(trackB);

4. destroy

Clear cache of the mixer to destroy it.

examples

const result = mixer.destroy();