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}