lightdark

PImage img;

void setup() {
  size(540, 540);
  colorMode(HSB);
  //img = loadImage("https://s-media-cache-ak0.pinimg.com/474x/31/45/56/31455645924b80eb861fb9f55b7dfa1d.jpg");
  img = loadImage("pic.JPG");
  img.filter(GRAY);
  image(img, 0, 0, width, height);
}

void draw() {
  blurNoise();
  if (frameCount%4==0 && frameCount<=280) saveFrame("/Volumes/Anim/image-###.gif");
  //println(frameCount);
}

void blurNoise() {
  filter(BLUR, 0.6);
  loadPixels();
  for (int i = 0; i<pixels.length; i++) {
    float b = brightness(pixels[i]);
    float newB = b+noise(i*0.01, frameCount*0.03)*10;
    float s = saturation(pixels[i]);
    float h = hue(pixels[i]);

    if (b > 150) {
      pixels[i] = color(h, s, newB);
    }
  }
  updatePixels();
}