​

function setup() {

  createCanvas(400, 200);

  mic = new p5.AudioIn();

  mic.start();

}

​

function draw() {

  background(255,0,0);

  let vol = mic.getLevel();

  ellipse(150, 40, 40+sin(millis()/80)*10);

  ellipse(150, 40, 20);

  ellipse(250, 40, 40);

  ellipse(250+sin(millis()/50)*8, 40+cos(millis()/50)*8, 20);

  ellipse(200, 100, 200, vol * 200);

}