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}