pix

PImage img;
int rez=10;
long nS = (long) random(12345);

void setup() {
  size(540, 540);
  img = loadImage("pic.jpg");
  image(img, 0, 0);
  surface.setResizable(true);
  surface.setSize(img.width, img.height);
  //pixelNoise();
}

void draw() {
  pixelNoise();
}

void pixelNoise() {
  noiseSeed(nS);
  image(img, 0, 0);
  float yOff = 0;
  for (int x=0; x<img.width; x +=rez) {
    float xOff=0;
    for (int y=0; y<img.height; y+=rez) {
      color c = img.get(x+rez/2, y+rez/2);
      fill(c);
      stroke(255, 50);
      float ns = noise(xOff, yOff);
      if (ns>0.5) {
        fill(c);
        stroke(255, 50);
        rect(x, y, rez, rez);
      }
      ns = noise(xOff-0.8, yOff+0.7);
      if (ns>0.7) {
        fill(255);
        noStroke();
        rect(x, y, rez, rez);
      }
      xOff += 0.05;
    }
    yOff += 0.06;
  }
}

void mouseClicked() {
  nS = (long) random(12345);
}

void keyPressed() {
  save(random(1234)+".jpg");
}