live

var img;

var emoji_bright, emoji_dark, emoji_middle;

​

function preload() {

  //img = loadImage("nasa_buzz.jpg");

  emoji_bright = loadImage("yellow.jpeg");

  emoji_middle = loadImage("red.png");

  emoji_dark = loadImage("purple.png");

}

​

function setup() { 

  createCanvas(640, 480);

  img = createCapture(VIDEO);

  img.size(640, 480);

  img.hide();

  //noLoop();

}

​

function draw() {

  //image(img, 0, 0);

  background(0);

  img.loadPixels();

   for (var y=0; y<img.height; y+=10)

  {

    for (var x=0; x<img.width; x+=10)

    {

      var pix = red(img.get(x, y));

      if (pix <= 80)

      {

        image(emoji_dark, x, y, 10, 10);

      }

      if (pix >= 80 && pix <=170)

      {

        image(emoji_middle, x, y, 10, 10);

      }

      if (pix >= 170 && pix <=255)

      {

        image(emoji_bright, x, y, 10, 10);

      }

      }

    }

}

​