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.tools.faces.recognition;
031
032import java.io.File;
033import java.io.IOException;
034import java.util.List;
035
036import org.kohsuke.args4j.CmdLineException;
037import org.kohsuke.args4j.CmdLineParser;
038import org.openimaj.image.ImageUtilities;
039import org.openimaj.image.processing.face.detection.DetectedFace;
040import org.openimaj.image.processing.face.recognition.FaceRecognitionEngine;
041import org.openimaj.ml.annotation.ScoredAnnotation;
042import org.openimaj.util.pair.IndependentPair;
043
044/**
045 * A tool for using pre-trained face recognisers
046 * 
047 * @author Jonathon Hare (jsh2@ecs.soton.ac.uk)
048 */
049public class FaceRecognitionTool {
050
051        /**
052         * The main method of the tool.
053         * 
054         * @param <T>
055         *            Type of DetectedFace
056         * 
057         * @param args
058         * @throws IOException
059         * @throws ClassNotFoundException
060         */
061        public static <T extends DetectedFace> void main(String[] args) throws IOException, ClassNotFoundException {
062                final FaceRecognitionToolOptions options = new FaceRecognitionToolOptions();
063                final CmdLineParser parser = new CmdLineParser(options);
064
065                try {
066                        parser.parseArgument(args);
067                } catch (final CmdLineException e) {
068                        System.err.println(e.getMessage());
069                        System.err.println("java FaceRecogniserTrainingTool [options...] IMAGE-FILES-OR-DIRECTORIES");
070                        parser.printUsage(System.err);
071                        return;
072                }
073
074                final FaceRecognitionEngine<T, String> engine = options.getEngine();
075
076                if (options.files == null) {
077                        System.err.println("No images to test");
078                        return;
079                }
080
081                for (final File f : options.files) {
082                        System.out.println(f);
083
084                        final List<IndependentPair<T, ScoredAnnotation<String>>> res = engine.recogniseBest(ImageUtilities.readF(f));
085                        for (int i = 0; i < res.size(); i++) {
086                                System.out.println("Face " + i + ": " + res.get(i).firstObject().getBounds() + " -> "
087                                                + res.get(i).secondObject());
088                        }
089
090                        System.out.println();
091                }
092        }
093
094}