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.image.text.extraction.swt;
031
032import org.openimaj.image.MBFImage;
033import org.openimaj.image.colour.RGBColour;
034import org.openimaj.image.text.extraction.swt.LetterCandidate;
035import org.openimaj.image.text.extraction.swt.LineCandidate;
036import org.openimaj.image.text.extraction.swt.SWTTextDetector;
037import org.openimaj.image.text.extraction.swt.WordCandidate;
038import org.openimaj.video.VideoDisplay;
039import org.openimaj.video.VideoDisplayAdapter;
040import org.openimaj.video.capture.VideoCapture;
041import org.openimaj.video.capture.VideoCaptureException;
042
043public class SWTVideoTest {
044        public static void main(String[] args) throws VideoCaptureException {
045                final SWTTextDetector detector = new SWTTextDetector();
046                detector.getOptions().direction = SWTTextDetector.Direction.LightOnDark;
047
048                VideoDisplay.createVideoDisplay(new VideoCapture(640, 480)).addVideoListener(new VideoDisplayAdapter<MBFImage>()
049                {
050                        @Override
051                        public void beforeUpdate(MBFImage frame) {
052                                if (frame == null)
053                                        return;
054
055                                detector.analyseImage(frame.flatten());
056
057                                for (final LineCandidate line : detector.getLines()) {
058                                        frame.drawShape(line.getRegularBoundingBox(), RGBColour.RED);
059
060                                        for (final WordCandidate wc : line.getWords()) {
061                                                frame.drawShape(wc.getRegularBoundingBox(), RGBColour.BLUE);
062
063                                                for (final LetterCandidate lc : wc.getLetters())
064                                                        frame.drawShape(lc.getRegularBoundingBox(), RGBColour.GREEN);
065                                        }
066                                }
067                        }
068                });
069        }
070}