youtube-music/plugins/visualizer/visualizers/vudio.js

const Vudio = require('vudio/umd/vudio');

class VudioVisualizer {
  constructor(
    audioContext,
    audioSource,
    visualizerContainer,
    canvas,
    audioNode,
    stream,
    options,
  ) {
    this.visualizer = new Vudio(stream, canvas, {
      width: canvas.width,
      height: canvas.height,
      // Visualizer config
      ...options,
    });
  }

  resize(width, height) {
    this.visualizer.setOption({
      width,
      height,
    });
  }

  render() {
    this.visualizer.dance();
  }
}

module.exports = VudioVisualizer;