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;
033
034import org.openimaj.image.DisplayUtilities;
035import org.openimaj.image.FImage;
036import org.openimaj.image.ImageUtilities;
037import org.openimaj.image.MBFImage;
038import org.openimaj.image.colour.RGBColour;
039import org.openimaj.image.model.asm.ActiveShapeModel.IterationResult;
040import org.openimaj.image.model.asm.MultiResolutionActiveShapeModel;
041import org.openimaj.image.model.asm.datasets.ShapeModelDataset;
042import org.openimaj.image.model.asm.datasets.ShapeModelDatasets;
043import org.openimaj.image.model.landmark.FNormalLandmarkModel;
044import org.openimaj.image.pixel.sampling.FLineSampler;
045import org.openimaj.math.geometry.line.Line2d;
046import org.openimaj.math.geometry.point.Point2d;
047import org.openimaj.math.geometry.point.PointList;
048import org.openimaj.math.geometry.point.PointListConnections;
049import org.openimaj.math.geometry.shape.PointDistributionModel;
050import org.openimaj.math.geometry.transforms.TransformUtilities;
051import org.openimaj.math.matrix.algorithm.pca.PrincipalComponentAnalysis.NumberComponentSelector;
052
053import Jama.Matrix;
054
055public class ASMPlayground {
056        /**
057         * @param args
058         * @throws IOException
059         */
060        public static void main(String[] args) throws IOException {
061                final ShapeModelDataset<FImage> dataset = ShapeModelDatasets.loadASFDataset("/Users/jsh2/Downloads/imm_face_db",
062                                ImageUtilities.FIMAGE_READER);
063                final PointListConnections conns = dataset.getConnections();
064
065                final float scale = 0.02f;
066                final FNormalLandmarkModel.Factory factory = new FNormalLandmarkModel.Factory(conns,
067                                FLineSampler.INTERPOLATED_DERIVATIVE, 5, 9, scale);
068                final MultiResolutionActiveShapeModel<FImage> asm = MultiResolutionActiveShapeModel.trainModel(3,
069                                new NumberComponentSelector(19), dataset, new PointDistributionModel.BoxConstraint(3), factory);
070
071                final Matrix pose = TransformUtilities.translateMatrix(300, 300).times(TransformUtilities.scaleMatrix(70, 70));
072                PointList shape = asm.getPDM().getMean().transform(pose);
073                // PointList shape = ASFDataset.readASF(new File(dir,
074                // "01-1m.asf")).firstObject();
075                final FImage img = dataset.get(0).secondObject();
076                // PointList shape = ASFDataset.readASF(new File(dir,
077                // "16-6m.asf")).firstObject();
078                // FImage img = ASFDataset.readASF(new File(dir,
079                // "16-6m.asf")).secondObject();
080
081                final MBFImage image = img.toRGB();
082                image.drawLines(conns.getLines(shape), 1, RGBColour.RED);
083
084                final long t1 = System.currentTimeMillis();
085                final IterationResult newData = asm.fit(img, shape);
086                final long t2 = System.currentTimeMillis();
087
088                shape = newData.shape;
089
090                System.out.println(newData.fit);
091                System.out.println(t2 - t1);
092
093                image.drawLines(conns.getLines(shape), 1, RGBColour.GREEN);
094
095                final float shapeScale = shape.computeIntrinsicScale();
096                for (final Point2d pt : shape) {
097                        final Line2d normal = conns.calculateNormalLine(pt, shape, scale * shapeScale);
098                        if (normal != null)
099                                image.drawLine(normal, 1, RGBColour.BLUE);
100                }
101
102                DisplayUtilities.display(image);
103        }
104}