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.util.Iterator; 033 034import org.openimaj.feature.local.list.LocalFeatureList; 035import org.openimaj.image.feature.local.keypoints.Keypoint; 036 037/** 038 * An iterator over keypoints 039 * 040 * @author Jonathon Hare (jsh2@ecs.soton.ac.uk) 041 */ 042public class KeypointListArrayIterator implements Iterator<FeatureFileFeature>{ 043 044 protected Iterator<? extends Keypoint> kpli; 045 046 /** 047 * Construct with list of keypoints 048 * @param kpl 049 */ 050 public KeypointListArrayIterator(LocalFeatureList<? extends Keypoint> kpl) { 051 this.kpli = kpl.iterator(); 052 } 053 054 @Override 055 public boolean hasNext() { 056 // TODO Auto-generated method stub 057 return kpli.hasNext(); 058 } 059 060 @Override 061 public FeatureFileFeature next() { 062 // TODO Auto-generated method stub 063 FeatureFileFeature f = new FeatureFileFeature (); 064 Keypoint kp = kpli.next(); 065 f.data = kp.ivec; 066 f.location = String.format("%4.2f %4.2f %4.2f %4.3f",kp.y, kp.x, kp.scale, kp.ori); 067 return f; 068 } 069 070 @Override 071 public void remove() { 072 kpli.remove(); 073 } 074}