Manage to translate most Team 254 code into java

[3501/OpenCVShowImage] / IsolateImage.java

import java.util.ArrayList;
import java.util.List;
import java.util.Vector;

import org.opencv.core.Core;
import org.opencv.core.CvType;
import org.opencv.core.Mat;
import org.opencv.core.MatOfInt;
import org.opencv.core.MatOfPoint;
import org.opencv.core.Point;
import org.opencv.core.Scalar;
import org.opencv.imgproc.Imgproc;

public class IsolateImage {

	public enum DisplayMode {
		DISP_MODE_RAW, DISP_MODE_THRESH, DISP_MODE_TARGETS, DISPL_MODE_TARGETS_PLUS;
	}

	public class TargetInfo {
		double centroid_x;
		double centroid_y;
		double width;
		double height;

		Vector<Point> points;
	}

	public Vector<TargetInfo> processImpl(int w, int h, int texOut, DisplayMode mode, int h_min, int h_max, int s_min,
			int s_max, int v_min, int v_max) {

		Mat input = new Mat();
		input.create(h, w, CvType.CV_8UC4);

		Mat hsv = new Mat();
		Imgproc.cvtColor(input, hsv, Imgproc.COLOR_RGBA2RGB);
		Imgproc.cvtColor(hsv, hsv, Imgproc.COLOR_RGB2HSV);

		Mat thresh = new Mat();
		Core.inRange(hsv, new Scalar(h_min, s_min, v_min), new Scalar(h_max, s_max, v_max), thresh);

		Mat contour_input = new Mat();
		contour_input = thresh.clone();
		List<MatOfPoint> contours = new ArrayList<MatOfPoint>();
		Vector<MatOfInt> convex_contour = new Vector<MatOfInt>();
		Vector<Point> poly = new Vector<Point>();
		Vector<TargetInfo> targets = new Vector<TargetInfo>();
		Vector<TargetInfo> rejected_targets = new Vector<TargetInfo>();
		Imgproc.findContours(contour_input, contours, contour_input, Imgproc.RETR_EXTERNAL,
				Imgproc.CHAIN_APPROX_TC89_KCOS);

		for (int i = 0; i < contours.size(); i++) {
			MatOfPoint contour = contours.get(i);
			convex_contour.clear();
			Imgproc.convexHull(contour, convex_contour.get(i), false);

		}

	}
}