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.image.processing.morphology;
031
032import org.openimaj.image.FImage;
033import org.openimaj.image.pixel.ConnectedComponent;
034import org.openimaj.image.processor.ImageProcessor;
035import org.openimaj.image.processor.connectedcomponent.ConnectedComponentProcessor;
036
037/**
038 * Morphological opening of connected components and (assumed binary) FImages.
039 * 
040 * @author Jonathon Hare (jsh2@ecs.soton.ac.uk)
041 */
042public class Open implements ConnectedComponentProcessor, ImageProcessor<FImage> {
043        protected Erode erode;
044        protected Dilate dilate;
045        
046        /**
047         * Construct the open operator with the given structuring element
048         * @param se the structuring element
049         */
050        public Open(StructuringElement se) {
051                this.erode = new Erode(se);
052                this.dilate = new Dilate(se);
053        }
054        
055        /**
056         * Construct the opening operator with a BOX structuring element
057         */
058        public Open() {
059                this(StructuringElement.BOX);
060        }
061        
062        @Override
063        public void process(ConnectedComponent cc) {
064                erode.process(cc);
065                dilate.process(cc);
066        }
067
068        /* (non-Javadoc)
069         * @see org.openimaj.image.processor.ImageProcessor#processImage(org.openimaj.image.Image)
070         */
071        @Override
072        public void processImage(FImage image) {
073                image.processInplace(erode, true);
074                image.processInplace(dilate, true);
075        }
076}