Thunder https://freesound.org/people/Erdie/sounds/24003/

Bird Chirp https://freesound.org/people/InspectorJ/sounds/416529/

*/

​

let birdSnd;

let thunderSnd;

let amp;

let mic;

let fft; 

​

function preload() {

  birdSnd = loadSound("assets/bird.mp3");

  thunderSnd = loadSound("assets/thunder.mp3");

}

​

function setup() {

  createCanvas(400, 400);

  colorMode(HSB, 360, 100, 100);

​

  amp = new p5.Amplitude();

  mic = new p5.AudioIn();

  fft = new p5.FFT();

}

​

function draw() {

  background(0, 10);

​

  let waveform = fft.waveform();

  // console.log(waveform);

  beginShape();

  noFill();

  stroke(255);

  for (let i = 0; i < waveform.length; i++) {

    let x = map(i, 0, waveform.length, 0, width);

    let y = map(waveform[i], -1, 1, height, 0);

    vertex(x, y)

  }

  endShape();

}

​

function keyPressed() {

  if (keyCode === LEFT_ARROW) {

    amp.setInput(birdSnd);

    birdSnd.play();

    thunderSnd.stop();

    mic.stop();

  }

​

  if (keyCode === RIGHT_ARROW) {

    amp.setInput(thunderSnd);

    thunderSnd.play();

    birdSnd.stop();

    mic.stop();

  }

​

  if (keyCode === ENTER) {

    mic.start();

    amp.setInput(mic);

    thunderSnd.stop();

    birdSnd.stop();

  }

}

​