refactor packages & introduce OpenIMAJ

imageprocessing/pom.xml

@@ -14,6 +14,11 @@
             <artifactId>ij</artifactId>
             <version>1.51h</version>
         </dependency>
+        <dependency>
+            <groupId>org.openimaj</groupId>
+            <artifactId>core-image</artifactId>
+            <version>1.3.5</version>
+        </dependency>
     </dependencies>
 
 </project>

imageprocessing/src/main/java/com/baeldung/imageprocessing/imagej/ImageJRectExample.java

@@ -1,4 +1,4 @@
-package imagej;
+package com.baeldung.imageprocessing.imagej;
 
 import ij.IJ;
 import ij.ImagePlus;
@@ -6,9 +6,9 @@ import ij.process.ImageProcessor;
 
 import java.awt.*;
 
-public class DrawRect {
+public class ImageJRectExample {
     public static void main(String[] args) {
-        ImagePlus imp = IJ.openImage(DrawRect.class.getClassLoader().getResource("lena.jpg").getPath());
+        ImagePlus imp = IJ.openImage(ImageJRectExample.class.getClassLoader().getResource("lena.jpg").getPath());
         drawRect(imp);
         imp.show();
     }

imageprocessing/src/main/java/com/baeldung/imageprocessing/openimaj/OpenIMAJRectExample.java

@@ -0,0 +1,28 @@
+package com.baeldung.imageprocessing.openimaj;
+
+import org.openimaj.image.DisplayUtilities;
+import org.openimaj.image.ImageUtilities;
+import org.openimaj.image.MBFImage;
+import org.openimaj.math.geometry.point.Point2d;
+import org.openimaj.math.geometry.point.Point2dImpl;
+import org.openimaj.math.geometry.shape.Polygon;
+
+import java.io.IOException;
+import java.util.Arrays;
+
+public class OpenIMAJRectExample {
+    public static void main(String[] args) throws IOException {
+        MBFImage image = ImageUtilities.readMBF(OpenIMAJRectExample.class.getClassLoader().getResource("lena.jpg"));
+        drawRectangle(image);
+        DisplayUtilities.display(image);
+    }
+
+    private static void drawRectangle(MBFImage image) {
+        Point2d tl = new Point2dImpl(10, 10);
+        Point2d bl = new Point2dImpl(10, image.getHeight()-10);
+        Point2d br = new Point2dImpl(image.getWidth()-10, image.getHeight()-10);
+        Point2d tr = new Point2dImpl(image.getWidth() - 10, 10);
+        Polygon polygon = new Polygon(Arrays.asList(tl, bl, br, tr));
+        image.drawPolygon(polygon, 4, new Float[] {new Float(0),new Float(0),new Float(255.0)});
+    }
+}

imageprocessing/src/main/java/com/baeldung/imageprocessing/swing/SwingRectExample.java

@@ -1,4 +1,4 @@
-package swing;
+package com.baeldung.imageprocessing.swing;
 
 import javax.imageio.ImageIO;
 import javax.swing.*;
@@ -7,7 +7,7 @@ import java.awt.image.BufferedImage;
 import java.io.File;
 import java.io.IOException;
 
-public class DrawRect {
+public class SwingRectExample {
     public static void main(String[] args) throws IOException {
         BufferedImage image  = loadImage();
         drawRectangle(image);
@@ -15,7 +15,7 @@ public class DrawRect {
     }
 
     private static BufferedImage loadImage() throws IOException {
-        String imagePath = DrawRect.class.getClassLoader().getResource("lena.jpg").getPath();
+        String imagePath = SwingRectExample.class.getClassLoader().getResource("lena.jpg").getPath();
         return ImageIO.read(new File(imagePath));
     }