1 /**
2 * Copyright (c) 2011, The University of Southampton and the individual contributors.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without modification,
6 * are permitted provided that the following conditions are met:
7 *
8 * * Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 *
11 * * Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * * Neither the name of the University of Southampton nor the names of its
16 * contributors may be used to endorse or promote products derived from this
17 * software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30 package org.openimaj.image.processing.morphology;
31
32 import org.openimaj.image.FImage;
33 import org.openimaj.image.pixel.ConnectedComponent;
34 import org.openimaj.image.processor.ImageProcessor;
35 import org.openimaj.image.processor.connectedcomponent.ConnectedComponentProcessor;
36
37 /**
38 * Morphological opening of connected components and (assumed binary) FImages.
39 *
40 * @author Jonathon Hare (jsh2@ecs.soton.ac.uk)
41 */
42 public class Open implements ConnectedComponentProcessor, ImageProcessor<FImage> {
43 protected Erode erode;
44 protected Dilate dilate;
45
46 /**
47 * Construct the open operator with the given structuring element
48 * @param se the structuring element
49 */
50 public Open(StructuringElement se) {
51 this.erode = new Erode(se);
52 this.dilate = new Dilate(se);
53 }
54
55 /**
56 * Construct the opening operator with a BOX structuring element
57 */
58 public Open() {
59 this(StructuringElement.BOX);
60 }
61
62 @Override
63 public void process(ConnectedComponent cc) {
64 erode.process(cc);
65 dilate.process(cc);
66 }
67
68 /* (non-Javadoc)
69 * @see org.openimaj.image.processor.ImageProcessor#processImage(org.openimaj.image.Image)
70 */
71 @Override
72 public void processImage(FImage image) {
73 image.processInplace(erode, true);
74 image.processInplace(dilate, true);
75 }
76 }