CamCropper + ignore ocr directory

gs-cv/.gitignore

@@ -5,3 +5,4 @@
 /ajusted/
 /templated/
 /aligned-*
+/ocr/

gs-cv/src/main/java/org/genericsystem/cv/CamCropper.java

@@ -0,0 +1,78 @@
+package org.genericsystem.cv;
+
+import java.awt.image.BufferedImage;
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+
+import javax.imageio.ImageIO;
+import javax.swing.ImageIcon;
+import javax.swing.JFrame;
+import javax.swing.JLabel;
+
+import org.opencv.core.Core;
+import org.opencv.core.Mat;
+import org.opencv.core.MatOfByte;
+import org.opencv.core.Size;
+import org.opencv.imgcodecs.Imgcodecs;
+import org.opencv.imgproc.Imgproc;
+import org.opencv.videoio.VideoCapture;
+
+public class CamCropper {
+	static {
+		System.loadLibrary(Core.NATIVE_LIBRARY_NAME);
+	}
+
+	private final static String refPath = "adjusted/image-3.png";
+
+	private static VideoCapture camera = new VideoCapture(0);
+
+	static boolean read(Mat frame) {
+		return camera.read(frame);
+	}
+
+	private static Mat ref = Imgcodecs.imread(refPath);
+
+	public static void main(String[] args) {
+
+		JFrame jframe = new JFrame("CamCropper");
+		jframe.setResizable(false);
+		jframe.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+		JLabel vidpanel = new JLabel();
+		jframe.setContentPane(vidpanel);
+
+		Mat frame = new Mat();
+		read(frame);
+		jframe.setSize(ref.width(), ref.height());
+		jframe.setVisible(true);
+		Mat average = ref.clone();
+		double n = 2;
+		while (read(frame)) {
+			Mat currentAdjustedFrame = adjust(frame);
+			if (currentAdjustedFrame != null) {
+				Core.addWeighted(average, (n - 1) / n, currentAdjustedFrame, 1d / n, 0, average);
+				if (n < 5d)
+					n++;
+			}
+			ImageIcon image = new ImageIcon(mat2bufferedImage(average));
+			vidpanel.setIcon(image);
+			vidpanel.repaint();
+		}
+	}
+
+	public static Mat adjust(Mat frame) {
+		Mat resized = new Mat();
+		Imgproc.resize(frame, resized, new Size(frame.width() * 2, frame.height() * 2));
+		return Classifier.compareFeature(resized, ref);
+	}
+
+	public static BufferedImage mat2bufferedImage(Mat image) {
+		MatOfByte bytemat = new MatOfByte();
+		Imgcodecs.imencode(".jpg", image, bytemat);
+		try {
+			return ImageIO.read(new ByteArrayInputStream(bytemat.toArray()));
+		} catch (IOException e) {
+			throw new IllegalStateException(e);
+		}
+	}
+
+}