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 */
030/**
031 * 
032 */
033package org.openimaj.examples.image.processing.edges;
034
035import java.io.IOException;
036import java.net.URL;
037
038import org.openimaj.image.DisplayUtilities;
039import org.openimaj.image.FImage;
040import org.openimaj.image.ImageUtilities;
041import org.openimaj.image.MBFImage;
042import org.openimaj.image.processing.edges.SUSANEdgeDetector;
043import org.openimaj.video.VideoDisplay;
044import org.openimaj.video.VideoDisplayListener;
045import org.openimaj.video.capture.VideoCapture;
046
047/**
048 *      Simple example of the SUSAN edge detector.
049 * 
050 *  @author David Dupplaw (dpd@ecs.soton.ac.uk)
051 *      
052 *      @created 18 Jun 2012
053 */
054public class SusanExample
055{
056        /**
057         *  @param args
058         *      @throws IOException 
059         */
060        public static void main( String[] args ) throws IOException
061    {
062                final SUSANEdgeDetector ss = new SUSANEdgeDetector();
063                
064                // Process an image
065                FImage fi = ImageUtilities.readF( new URL( 
066                        "http://upload.wikimedia.org/wikipedia/commons/6/6e/Similar-geometric-shapes.png" ) );
067                DisplayUtilities.display( fi.process( ss ) );
068                DisplayUtilities.display( SUSANEdgeDetector.smoothCircularSusan( fi, 0.01, 24, 3.8 ) );
069                
070                // Process a video with the simple SUSAN detector
071                VideoCapture vc = new VideoCapture( 640, 480 );
072                VideoDisplay<MBFImage> vd = VideoDisplay.createVideoDisplay( vc );
073                vd.addVideoListener( new VideoDisplayListener<MBFImage>()
074                {
075                        @Override
076                        public void beforeUpdate( MBFImage frame )
077                        {
078                                frame.processInplace( ss );
079                        }
080                        
081                        @Override
082                        public void afterUpdate( VideoDisplay<MBFImage> display )
083                        {
084                        }
085                });             
086    }
087}