001/**
002 * Copyright (c) 2011, The University of Southampton and the individual contributors.
003 * All rights reserved.
004 *
005 * Redistribution and use in source and binary forms, with or without modification,
006 * are permitted provided that the following conditions are met:
007 *
008 *   *  Redistributions of source code must retain the above copyright notice,
009 *      this list of conditions and the following disclaimer.
010 *
011 *   *  Redistributions in binary form must reproduce the above copyright notice,
012 *      this list of conditions and the following disclaimer in the documentation
013 *      and/or other materials provided with the distribution.
014 *
015 *   *  Neither the name of the University of Southampton nor the names of its
016 *      contributors may be used to endorse or promote products derived from this
017 *      software without specific prior written permission.
018 *
019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
020 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
021 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
022 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
023 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
026 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
028 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029 */
030package org.openimaj.demos.faces;
031
032import javax.swing.JOptionPane;
033
034import org.openimaj.demos.Demo;
035import org.openimaj.image.MBFImage;
036import org.openimaj.image.processing.face.tracking.clm.CLMFaceTracker;
037import org.openimaj.video.VideoDisplay;
038import org.openimaj.video.VideoDisplayListener;
039import org.openimaj.video.capture.VideoCapture;
040import org.openimaj.video.capture.VideoCaptureException;
041
042/**
043 * Demo for the {@link CLMFaceTracker} using a webcam.
044 * 
045 * @author Jonathon Hare (jsh2@ecs.soton.ac.uk)
046 * @author David Dupplaw (dpd@ecs.soton.ac.uk)
047 */
048@Demo(
049                author = "Jonathon Hare & David Dupplaw",
050                description = "Tracking and fitting face models using a Constrained " +
051                                "Local Model. This demo supports tracking multiple faces.",
052                keywords = { "video", "face", "webcam", "constrained local model" },
053                title = "CLM Multi Face Tracker")
054public class CLMMultiTrackerDemo implements VideoDisplayListener<MBFImage> {
055        CLMFaceTracker tracker = new CLMFaceTracker();
056
057        CLMMultiTrackerDemo() {
058                tracker.fcheck = false;
059        }
060
061        @Override
062        public void afterUpdate(VideoDisplay<MBFImage> display) {
063                // do nothing
064        }
065
066        @Override
067        public void beforeUpdate(MBFImage frame) {
068                tracker.track(frame);
069
070                tracker.drawModel(frame, true, true, true, true, true);
071        }
072
073        /**
074         * The main method.
075         * 
076         * @param args
077         */
078        public static void main(String[] args) {
079                try {
080                        VideoDisplay.createVideoDisplay(new VideoCapture(640, 480)).addVideoListener(new CLMMultiTrackerDemo());
081                } catch (final VideoCaptureException e) {
082                        JOptionPane.showMessageDialog(null, "No video capture devices were found!");
083                }
084        }
085}