code: function getImagePixels() {
      var w = width;
      var h = height;
      pixels = [];
      var data = image;
      var count = 0;
  
      for (var i = 0; i < h; i++) {
  
        for (var j = 0; j < w; j++) {
  
          var b = (i * w * 4) + j * 4;
          pixels[count++] = data[b];
          pixels[count++] = data[b + 1];
          pixels[count++] = data[b + 2];
  
        }
  
      }
    }
docs: Extracts image pixels into byte array "pixels