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;
031
032import java.io.File;
033import java.io.IOException;
034import java.util.Arrays;
035import java.util.Collections;
036import java.util.List;
037
038import org.apache.commons.lang.ArrayUtils;
039import org.openimaj.image.ImageUtilities;
040import org.openimaj.image.MBFImage;
041
042public class PixelShuffle {
043
044        /**
045         * @param args
046         * @throws IOException
047         */
048        public static void main(String[] args) throws IOException {
049                final MBFImage image = ImageUtilities.readMBF(new File("/Users/jsh2/Pictures/08-earth_shuttle2.jpg"));
050
051                int[] pixels = image.toPackedARGBPixels();
052
053                Arrays.sort(pixels);
054                final MBFImage sorted = new MBFImage(pixels, image.getWidth(), image.getHeight());
055                ImageUtilities.write(sorted, new File("/Users/jsh2/Pictures/sorted.jpg"));
056
057                final List<Integer> plist = Arrays.asList(ArrayUtils.toObject(pixels));
058                Collections.shuffle(plist);
059                pixels = ArrayUtils.toPrimitive(plist.toArray(new Integer[pixels.length]));
060                final MBFImage shuffled = new MBFImage(pixels, image.getWidth(), image.getHeight());
061                ImageUtilities.write(shuffled, new File("/Users/jsh2/Pictures/shuffled.jpg"));
062        }
063}