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.demos.acmmm11.presentation.slides.tutorial; 031 032import java.util.ArrayList; 033import java.util.List; 034 035import org.openimaj.image.FImage; 036import org.openimaj.image.MBFImage; 037import org.openimaj.image.colour.RGBColour; 038import org.openimaj.image.processing.face.detection.FaceDetector; 039import org.openimaj.image.processing.face.detection.HaarCascadeDetector; 040import org.openimaj.image.processing.face.detection.keypoints.FKEFaceDetector; 041import org.openimaj.image.processing.face.detection.keypoints.FacialKeypoint; 042import org.openimaj.image.processing.face.detection.keypoints.KEDetectedFace; 043import org.openimaj.math.geometry.point.Point2d; 044import org.openimaj.math.geometry.point.Point2dImpl; 045import org.openimaj.math.geometry.shape.Rectangle; 046import org.openimaj.video.Video; 047 048/** 049 * Slide showing face tracking 050 * 051 * @author Jonathon Hare (jsh2@ecs.soton.ac.uk) 052 * @author Sina Samangooei (ss@ecs.soton.ac.uk) 053 * 054 */ 055public class FaceKETrackingTutorial extends TutorialPanel { 056private static final long serialVersionUID = -5279460790389377219L; 057 058 private FaceDetector<KEDetectedFace,FImage> detector; 059 060 /** 061 * Default constructor 062 * 063 * @param capture 064 * @param width 065 * @param height 066 */ 067 public FaceKETrackingTutorial(Video<MBFImage> capture, int width, int height){ 068 super("Face Finding", capture, width, height); 069 070 this.detector = new FKEFaceDetector( new HaarCascadeDetector(height/3)); 071 } 072 073 @Override 074 public void doTutorial(MBFImage toDraw) { 075 List<KEDetectedFace> faces = this.detector.detectFaces(toDraw.flatten()); 076 077 for (KEDetectedFace detectedFace : faces) { 078 Rectangle b = detectedFace.getBounds(); 079 Point2dImpl bp = new Point2dImpl(b.x,b.y); 080 toDraw.drawShape(b, RGBColour.RED); 081 FacialKeypoint[] kpts = detectedFace.getKeypoints(); 082 List<Point2d> fpts = new ArrayList<Point2d>(); 083 for(FacialKeypoint kpt : kpts){ 084 Point2dImpl p = kpt.position; 085 p.translate(bp); 086 fpts.add(p); 087 } 088 toDraw.drawPoints(fpts, RGBColour.GREEN, 3); 089 } 090 } 091}