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.clusterquantiser;
031
032import java.io.IOException;
033import java.io.PrintWriter;
034import java.io.StringWriter;
035
036import org.openimaj.feature.local.list.LocalFeatureList;
037import org.openimaj.image.feature.local.affine.AffineSimulationKeypoint;
038import org.openimaj.image.feature.local.keypoints.Keypoint;
039
040
041/**
042 * An iterator over ASIFT keypoints
043 * 
044 * @author Sina Samangooei (ss@ecs.soton.ac.uk)
045 *
046 */
047public class AffineSimulationKeypointListArrayIterator extends KeypointListArrayIterator {
048
049        /**
050         * Construct with list of features
051         * @param kpl
052         */
053        public AffineSimulationKeypointListArrayIterator(LocalFeatureList<? extends Keypoint> kpl) {
054                super(kpl);
055        }
056        @Override
057        public FeatureFileFeature next() {
058                FeatureFileFeature f = new FeatureFileFeature ();
059                AffineSimulationKeypoint kp = (AffineSimulationKeypoint) kpli.next();
060                f.data = kp.ivec;
061                f.location = "";
062                StringWriter holder = new StringWriter();
063                try {
064                        kp.getLocation().writeASCII(new PrintWriter(holder));
065                        f.location = holder.toString();
066                } catch (IOException e) {
067                }
068                
069                return f;
070        }
071
072}