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.localfeature;
031
032import java.io.File;
033import java.io.IOException;
034
035import org.kohsuke.args4j.CmdLineException;
036import org.kohsuke.args4j.CmdLineParser;
037import org.openimaj.feature.local.LocalFeature;
038import org.openimaj.feature.local.list.LocalFeatureList;
039import org.openimaj.io.IOUtils;
040import org.openimaj.time.Timer;
041import org.openimaj.tools.localfeature.options.ExtractorOptions;
042
043/**
044 * Tool for extracting local features
045 * 
046 * @author Jonathon Hare (jsh2@ecs.soton.ac.uk)
047 */
048public class Extractor {
049
050        /**
051         * Run the tool
052         * 
053         * @param args
054         * @throws IOException
055         */
056        public static void main(String[] args) throws IOException {
057                final ExtractorOptions options = new ExtractorOptions();
058                final CmdLineParser parser = new CmdLineParser(options);
059
060                try {
061                        parser.parseArgument(args);
062                } catch (final CmdLineException e) {
063                        System.err.println(e.getMessage());
064                        System.err.println("Usage: java -jar LocalFeaturesTool.jar Extractor [options] -i imageFile -o keypointFile");
065                        parser.printUsage(System.err);
066                        return;
067                }
068
069                final byte[] img = options.getInputImage();
070                final Timer timing = Timer.timer();
071                final LocalFeatureList<? extends LocalFeature<?, ?>> kpl = options.getMode().extract(img);
072                timing.stop();
073                if (options.printTiming()) {
074                        System.out.println("Took: " + timing.duration());
075                }
076
077                if (options.isAsciiMode()) {
078                        IOUtils.writeASCII(new File(options.getOutput()), kpl);
079                } else {
080                        IOUtils.writeBinary(new File(options.getOutput()), kpl);
081                }
082
083                options.serialiseExtractor();
084        }
085}