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.facestuff;
031
032import java.io.IOException;
033import java.net.MalformedURLException;
034import java.util.List;
035
036import org.openimaj.image.DisplayUtilities;
037import org.openimaj.image.MBFImage;
038import org.openimaj.image.colour.RGBColour;
039import org.openimaj.image.processing.face.alignment.FaceAligner;
040import org.openimaj.image.processing.face.alignment.RotateScaleAligner;
041import org.openimaj.image.processing.face.detection.keypoints.FKEFaceDetector;
042import org.openimaj.image.processing.face.detection.keypoints.FacialKeypoint;
043import org.openimaj.image.processing.face.detection.keypoints.KEDetectedFace;
044import org.openimaj.math.geometry.transforms.TransformUtilities;
045import org.openimaj.video.VideoDisplay;
046import org.openimaj.video.VideoDisplayListener;
047import org.openimaj.video.capture.VideoCapture;
048
049public class LiveAlignment {
050        public static void main(String[] args) throws MalformedURLException, IOException {
051                final FKEFaceDetector detector = new FKEFaceDetector();
052                // final FaceAligner<KEDetectedFace> aligner = new MeshWarpAligner();
053                final FaceAligner<KEDetectedFace> aligner = new RotateScaleAligner(200);
054
055                final VideoCapture vc = new VideoCapture(640, 480);
056                VideoDisplay.createOffscreenVideoDisplay(vc).addVideoListener(new VideoDisplayListener<MBFImage>() {
057
058                        @Override
059                        public void beforeUpdate(MBFImage frame) {
060                                if (frame == null)
061                                        return;
062                                final List<KEDetectedFace> faces = detector.detectFaces(frame.flatten());
063
064                                if (faces.size() <= 0)
065                                        return;
066
067                                final KEDetectedFace face = faces.get(0);
068                                DisplayUtilities.displayName(aligner.align(face), "aligned");
069
070                                for (final FacialKeypoint kp : face.getKeypoints()) {
071                                        frame.drawPoint(
072                                                        kp.position.transform(TransformUtilities.translateMatrix(face.getBounds().x,
073                                                                        face.getBounds().y)), RGBColour.RED, 3);
074                                }
075
076                                DisplayUtilities.displayName(frame, "tracked");
077                        }
078
079                        @Override
080                        public void afterUpdate(VideoDisplay<MBFImage> display) {
081                        }
082                });
083        }
084}