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.sandbox; 031 032import java.io.IOException; 033import java.util.List; 034 035import org.openimaj.content.animation.animator.DoubleArrayValueAnimator; 036import org.openimaj.content.animation.animator.ValueAnimator; 037import org.openimaj.image.FImage; 038import org.openimaj.image.ImageUtilities; 039import org.openimaj.image.model.asm.datasets.AMToolsSampleDataset; 040import org.openimaj.image.model.asm.datasets.ShapeModelDataset; 041import org.openimaj.math.geometry.line.Line2d; 042import org.openimaj.math.geometry.point.Point2d; 043import org.openimaj.math.geometry.point.PointList; 044import org.openimaj.math.geometry.point.PointListConnections; 045import org.openimaj.math.geometry.shape.PointDistributionModel; 046import org.openimaj.math.geometry.transforms.TransformUtilities; 047import org.openimaj.video.AnimatedVideo; 048import org.openimaj.video.VideoDisplay; 049 050public class PDMAnimator { 051 public static void main(String[] args) throws IOException { 052 // final ShapeModelDataset<FImage> dataset = 053 // IMMFaceDatabase.load(ImageUtilities.FIMAGE_READER); 054 final ShapeModelDataset<FImage> dataset = AMToolsSampleDataset.load(ImageUtilities.FIMAGE_READER); 055 056 final PointListConnections connections = dataset.getConnections(); 057 final List<PointList> pointData = dataset.getPointLists(); 058 059 final PointDistributionModel pdm = new PointDistributionModel(pointData); 060 pdm.setNumComponents(4); 061 062 VideoDisplay.createVideoDisplay(new AnimatedVideo<FImage>(new FImage(600, 600)) { 063 ValueAnimator<double[]> a = DoubleArrayValueAnimator.makeRandomLinear(60, pdm.getStandardDeviations(3)); 064 065 @Override 066 protected void updateNextFrame(FImage frame) { 067 frame.fill(0f); 068 069 final PointList newShape = pdm.generateNewShape(a.nextValue()); 070 final PointList tfShape = newShape.transform(TransformUtilities.translateMatrix(300, 300).times( 071 TransformUtilities.scaleMatrix(150, 150))); 072 073 final List<Line2d> lines = connections.getLines(tfShape); 074 frame.drawLines(lines, 1, 1f); 075 076 for (final Point2d pt : tfShape) { 077 final Line2d normal = connections.calculateNormalLine(pt, tfShape, 10f); 078 079 if (normal != null) { 080 frame.drawLine(normal, 1, 0.5f); 081 } 082 } 083 } 084 }); 085 } 086}