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1   /**
2    * Copyright (c) 2011, The University of Southampton and the individual contributors.
3    * All rights reserved.
4    *
5    * Redistribution and use in source and binary forms, with or without modification,
6    * are permitted provided that the following conditions are met:
7    *
8    *   * 	Redistributions of source code must retain the above copyright notice,
9    * 	this list of conditions and the following disclaimer.
10   *
11   *   *	Redistributions in binary form must reproduce the above copyright notice,
12   * 	this list of conditions and the following disclaimer in the documentation
13   * 	and/or other materials provided with the distribution.
14   *
15   *   *	Neither the name of the University of Southampton nor the names of its
16   * 	contributors may be used to endorse or promote products derived from this
17   * 	software without specific prior written permission.
18   *
19   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
20   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
23   * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
26   * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29   */
30  package org.openimaj.image.objectdetection.haar.training;
31  
32  import java.io.File;
33  import java.io.FileInputStream;
34  import java.io.FileNotFoundException;
35  import java.io.IOException;
36  import java.io.ObjectInputStream;
37  import java.util.List;
38  
39  import org.openimaj.image.MBFImage;
40  import org.openimaj.image.colour.RGBColour;
41  import org.openimaj.image.objectdetection.haar.Detector;
42  import org.openimaj.image.objectdetection.haar.StageTreeClassifier;
43  import org.openimaj.io.IOUtils;
44  import org.openimaj.math.geometry.shape.Rectangle;
45  import org.openimaj.video.VideoDisplay;
46  import org.openimaj.video.VideoDisplayListener;
47  import org.openimaj.video.capture.VideoCapture;
48  
49  public class Runner {
50  	public static void main(String[] args) throws FileNotFoundException, IOException {
51  		final StageTreeClassifier classifier = IOUtils.read(new ObjectInputStream(new FileInputStream(new File(
52  				"test-classifier.bin"))));
53  
54  		// classifier.getRoot().threshold = 2;
55  
56  		// final StageTreeClassifier classifier =
57  		// OCVHaarLoader.read(OCVHaarLoader.class
58  		// .getResourceAsStream("test.xml"));
59  
60  		final Detector d = new Detector(classifier);
61  		d.setMinimumDetectionSize(100);
62  
63  		final VideoCapture vc = new VideoCapture(640, 480);
64  		VideoDisplay.createVideoDisplay(vc).addVideoListener(new VideoDisplayListener<MBFImage>() {
65  
66  			@Override
67  			public void beforeUpdate(MBFImage frame) {
68  				final List<Rectangle> rects = d.detect(frame.flatten());
69  
70  				System.out.println(rects.size());
71  
72  				for (final Rectangle r : rects)
73  					frame.drawShape(r, RGBColour.RED);
74  			}
75  
76  			@Override
77  			public void afterUpdate(VideoDisplay<MBFImage> display) {
78  				// TODO Auto-generated method stub
79  
80  			}
81  		});
82  	}
83  }