Filters

var capture;

var press;

​

function setup() {

  createCanvas(700, 450);

  press=false;

  capture = createCapture(VIDEO);

  capture.size(width, height);

  capture.hide();

}

​

function draw() {

  background(0);

​

  //If the mouse is pressed, invert the colors

  image(capture, 0, 0, width, height);

  if (press) {

    filter('INVERT');

  }

  filter('POSTERIZE',5);

}

​

function mousePressed() {

  press = !press;

}