!7

static ScreenLens lens;

p-substance {
  lens = new ScreenLens;
  lens.postProcess = func(BufferedImage img) {
    BWImage bw = new BWImage(img);
    drawBoxes(img, rectsToRectangles(autoSegment(bw)), Color.red, 0.8f);
    ret img;
  };
  lens.start();
}