node-audio-mixer

Node.js Audio Mixer
============


About

Audio mixer that allows mixing PCM audio streams with different parameters.

Installation

Node.js 15.0.0 or newer is required. For versions 2.1.X Node.js 18.0.0 or newer is required.

npm:
``bash
npm install node-audio-mixer
`
pnpm:
`bash
pnpm install node-audio-mixer
`
yarn:
`bash
yarn install node-audio-mixer
`

Example usage

`javascript
import {createReadStream, createWriteStream} from "fs";
import {AudioMixer} from "node-audio-mixer";

const mixer = new AudioMixer({
sampleRate: 48000,
bitDepth: 16,
channels: 1,
autoClose: true,
});

const firstInput = mixer.createAudioInput({
sampleRate: 48000,
bitDepth: 16,
channels: 1,
});
const secondInput = mixer.createAudioInput({
sampleRate: 48000,
bitDepth: 16,
channels: 1,
});

const outputAudio = createWriteStream("mixed.pcm");

const firstAudio = createReadStream("firstAudio.pcm");
const secondAudio = createReadStream("secondAudio.pcm");

mixer.pipe(outputAudio);

firstAudio.pipe(firstInput);
secondAudio.pipe(secondInput);
``

More examples you can find here

API Documentation

You can view it in docs/README.md

Changelog

You can view it in CHANGELOG.md

License

MIT