sclass ParameterizedSegmenter implements IF1<BufferedImage, L<Rect>> {

  !include #1024657 // Image Segmenter Parameters

  // input

  transient BufferedImage image;

  // output

  transient BufferedImage filteredImage1; // before distanceToColor

  transient BufferedImage filteredImage;

  transient L<Rect> segments;

  run {

    BufferedImage image = this.image;

    int w = image.getWidth(), h = image.getHeight();

    filteredImage = null;

    if (filterLevel != 0)

      if (eq(filter, 'blur))

        image = filteredImage = new BoxBlurFilter(filterLevel).filter(image, null);

      else if (eq(filter, 'min))

        image = filteredImage = new MinimumFilter(filterLevel).filter(image, null);

      else if (eq(filter, 'max))

        image = filteredImage = new MaximumFilter(filterLevel).filter(image, null);

      else

        print("Unknown filter type: " + filter);

    filteredImage1 = filteredImage;

    new AutoSegmenter as;

    as.g = gridSize;

    as.contrastThreshold = contrastThreshold;

    BWImage bw;

    if (distanceFromColor) {

      bw = img_distanceFromColor_withGain(image, rgbFromInts(dc_r, dc_g, dc_b), dc_gain);

      filteredImage = bw.getBufferedImage();

    } else

      bw = BWImage(image);

    segments = as.go(bw);

    IntRange wr = doubleToIntRange_endPlus1(w, widthRange);

    IntRange hr = doubleToIntRange_endPlus1(h, heightRange);

    IntRange xr = doubleToIntRange_endPlus1(w, xRange);

    IntRange yr = doubleToIntRange_endPlus1(h, yRange);

    segments = filterRectsByWidthRange(segments, wr);

    segments = filterRectsByHeightRange(segments, hr);

    segments = filterRectsByCenterXRange(segments, xr);

    segments = filterRectsByCenterYRange(segments, yr);

  }

  public L<Rect> get(BufferedImage img) {

    image = img;

    run();

    ret segments;

  }

  void distanceFromColor(RGB color) {

    distanceFromColor = true;

    dc_r = color.redInt();

    dc_g = color.greenInt();

    dc_b = color.blueInt();

  }

  public ParameterizedSegmenter clone() {

    ret shallowNonTransientClone(this);

  }

  toString { ret sfu(this); }

}