digilib-old: common/src/main/java/digilib/image/DocuImageImpl.java annotate

annotate common/src/main/java/digilib/image/DocuImageImpl.java @ 1067:a45894a81e40

#26: minor enhancements for the regions plugin

author	hertzhaft
date	Wed, 04 Apr 2012 01:59:13 +0200
parents	4e368c85cce4
children

rev	line source
1 0ff3ede32060 Initial revision robcast parents: diff changeset	1 /* DocuImage -- General image interface class implementation
0ff3ede32060 Initial revision robcast parents: diff changeset	2
0ff3ede32060 Initial revision robcast parents: diff changeset	3 Digital Image Library servlet components
0ff3ede32060 Initial revision robcast parents: diff changeset	4
85 4e6757e8ccd4 New enhanced ImageLoader stuff. robcast parents: 79 diff changeset	5 Copyright (C) 2001, 2002, 2003 Robert Casties (robcast@mail.berlios.de)
1 0ff3ede32060 Initial revision robcast parents: diff changeset	6
0ff3ede32060 Initial revision robcast parents: diff changeset	7 This program is free software; you can redistribute it and/or modify it
0ff3ede32060 Initial revision robcast parents: diff changeset	8 under the terms of the GNU General Public License as published by the
0ff3ede32060 Initial revision robcast parents: diff changeset	9 Free Software Foundation; either version 2 of the License, or (at your
0ff3ede32060 Initial revision robcast parents: diff changeset	10 option) any later version.
0ff3ede32060 Initial revision robcast parents: diff changeset	11
0ff3ede32060 Initial revision robcast parents: diff changeset	12 Please read license.txt for the full details. A copy of the GPL
0ff3ede32060 Initial revision robcast parents: diff changeset	13 may be found at http://www.gnu.org/copyleft/lgpl.html
0ff3ede32060 Initial revision robcast parents: diff changeset	14
0ff3ede32060 Initial revision robcast parents: diff changeset	15 You should have received a copy of the GNU General Public License
0ff3ede32060 Initial revision robcast parents: diff changeset	16 along with this program; if not, write to the Free Software
73 3b8797fc3e90 New servlet version 1.5b. robcast parents: 1 diff changeset	17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
1 0ff3ede32060 Initial revision robcast parents: diff changeset	18
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	19 */
1 0ff3ede32060 Initial revision robcast parents: diff changeset	20
0ff3ede32060 Initial revision robcast parents: diff changeset	21 package digilib.image;
0ff3ede32060 Initial revision robcast parents: diff changeset	22
533 87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	23 import java.awt.Image;
85 4e6757e8ccd4 New enhanced ImageLoader stuff. robcast parents: 79 diff changeset	24 import java.awt.Rectangle;
462 03ff7238c9d4 second try for flashpix support (doesn't work currently...) robcast parents: 278 diff changeset	25 import java.io.IOException;
533 87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	26 import java.io.OutputStream;
464 f1f710ff14ad Servlet version 1.10b robcast parents: 462 diff changeset	27 import java.util.Iterator;
f1f710ff14ad Servlet version 1.10b robcast parents: 462 diff changeset	28 import java.util.LinkedList;
f1f710ff14ad Servlet version 1.10b robcast parents: 462 diff changeset	29 import java.util.List;
85 4e6757e8ccd4 New enhanced ImageLoader stuff. robcast parents: 79 diff changeset	30
181 afe7ff98bb71 Servlet version 1.18b1 robcast parents: 159 diff changeset	31 import org.apache.log4j.Logger;
afe7ff98bb71 Servlet version 1.18b1 robcast parents: 159 diff changeset	32
afe7ff98bb71 Servlet version 1.18b1 robcast parents: 159 diff changeset	33 import digilib.io.FileOpException;
566 50f291d808b1 starting stream support robcast parents: 564 diff changeset	34 import digilib.io.ImageInput;
596 2b58d2783ef0 small cleanup robcast parents: 588 diff changeset	35 import digilib.util.ImageSize;
1 0ff3ede32060 Initial revision robcast parents: diff changeset	36
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	37 /**
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	38 * Simple abstract implementation of the <code>DocuImage</code> interface.
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	39 *
73 3b8797fc3e90 New servlet version 1.5b. robcast parents: 1 diff changeset	40 * This implementation provides basic functionality for the utility methods like
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	41 * <code>getKnownFileTypes</code>. Image methods like <code>loadImage</code>,
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	42 * <code>writeImage</code>, <code>getWidth</code>, <code>getHeight</code>,
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	43 * <code>crop</code> and <code>scale</code> must be implemented by derived
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	44 * classes.
73 3b8797fc3e90 New servlet version 1.5b. robcast parents: 1 diff changeset	45 */
1 0ff3ede32060 Initial revision robcast parents: diff changeset	46 public abstract class DocuImageImpl implements DocuImage {
0ff3ede32060 Initial revision robcast parents: diff changeset	47
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	48 /** DocuImage version */
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	49 public static final String version = "DocuImageImpl 2.1";
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	50
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	51 /** logger */
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	52 protected static final Logger logger = Logger.getLogger(DocuImage.class);
1 0ff3ede32060 Initial revision robcast parents: diff changeset	53
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	54 /** Interpolation quality. */
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	55 protected int quality = 0;
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	56
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	57 /** epsilon for float comparisons. */
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	58 public static final double epsilon = 1e-5;
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	59
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	60 /** image size */
570 fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	61 protected ImageSize imgSize = null;
fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	62
588 aee436f0549d more work on stream input robcast parents: 573 diff changeset	63 /** ImageInput that was read */
aee436f0549d more work on stream input robcast parents: 573 diff changeset	64 protected ImageInput input;
aee436f0549d more work on stream input robcast parents: 573 diff changeset	65
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	66 /**
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	67 * Returns the version.
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	68 * @return the version
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	69 */
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	70 public String getVersion() {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	71 return version;
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	72 }
1 0ff3ede32060 Initial revision robcast parents: diff changeset	73
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	74 /**
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	75 * Returns the quality.
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	76 *
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	77 * @return int
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	78 */
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	79 public int getQuality() {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	80 return quality;
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	81 }
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	82
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	83 /**
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	84 * Sets the quality.
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	85 *
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	86 * @param quality
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	87 * The quality to set
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	88 */
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	89 public void setQuality(int quality) {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	90 this.quality = quality;
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	91 }
1 0ff3ede32060 Initial revision robcast parents: diff changeset	92
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	93 /**
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	94 * Crop and scale the current image.
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	95 *
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	96 * The current image is cropped to a rectangle of width, height at position
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	97 * x_off, y_off. The resulting image is scaled by the factor scale using the
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	98 * interpolation quality qual (0=worst).
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	99 *
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	100 * @param x_off
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	101 * X offset of the crop rectangle in pixel.
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	102 * @param y_off
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	103 * Y offset of the crop rectangle in pixel.
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	104 * @param width
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	105 * Width of the crop rectangle in pixel.
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	106 * @param height
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	107 * Height of the crop rectangle in pixel.
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	108 * @param scale
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	109 * Scaling factor.
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	110 * @param qual
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	111 * Interpolation quality (0=worst).
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	112 * @throws ImageOpException
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	113 * Exception thrown on any error.
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	114 */
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	115 public void cropAndScale(int x_off, int y_off, int width, int height, double scale, int qual) throws ImageOpException {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	116 // default implementation: first crop, then scale
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	117 setQuality(qual);
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	118 crop(x_off, y_off, width, height);
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	119 scale(scale, scale);
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	120 }
86 997ba69afb81 New version 1.8b1. robcast parents: 85 diff changeset	121
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	122 /*
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	123 * (non-Javadoc)
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	124 *
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	125 * @see digilib.image.DocuImage#getMimetype()
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	126 */
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	127 public String getMimetype() {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	128 if (input != null) {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	129 return input.getMimetype();
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	130 }
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	131 return null;
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	132 }
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	133
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	134 /*
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	135 * (non-Javadoc)
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	136 *
564 4c51d71aef13 more reshuffling of classes robcast parents: 562 diff changeset	137 * @see digilib.image.DocuImage#identify(digilib.io.ImageFile)
4c51d71aef13 more reshuffling of classes robcast parents: 562 diff changeset	138 */
588 aee436f0549d more work on stream input robcast parents: 573 diff changeset	139 public ImageInput identify(ImageInput ii) throws IOException {
564 4c51d71aef13 more reshuffling of classes robcast parents: 562 diff changeset	140 // just a do-nothing implementation
4c51d71aef13 more reshuffling of classes robcast parents: 562 diff changeset	141 return null;
4c51d71aef13 more reshuffling of classes robcast parents: 562 diff changeset	142 }
4c51d71aef13 more reshuffling of classes robcast parents: 562 diff changeset	143
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	144 public void rotate(double angle) throws ImageOpException {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	145 // just a do-nothing implementation
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	146 }
1 0ff3ede32060 Initial revision robcast parents: diff changeset	147
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	148 public void mirror(double angle) throws ImageOpException {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	149 // just a do-nothing implementation
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	150 }
79 63c8186455c1 Servlet version 1.6b. Further cleanup and new functionality: robcast parents: 73 diff changeset	151
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	152 public void enhance(float mult, float add) throws ImageOpException {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	153 // just a do-nothing implementation
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	154 }
85 4e6757e8ccd4 New enhanced ImageLoader stuff. robcast parents: 79 diff changeset	155
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	156 public boolean isSubimageSupported() {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	157 // partial loading not supported per default
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	158 return false;
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	159 }
85 4e6757e8ccd4 New enhanced ImageLoader stuff. robcast parents: 79 diff changeset	160
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	161 public void loadSubimage(ImageInput ii, Rectangle region, int subsample) throws FileOpException {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	162 // empty implementation
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	163 }
85 4e6757e8ccd4 New enhanced ImageLoader stuff. robcast parents: 79 diff changeset	164
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	165 public void enhanceRGB(float[] rgbm, float[] rgba) throws ImageOpException {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	166 // emtpy implementation
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	167 }
86 997ba69afb81 New version 1.8b1. robcast parents: 85 diff changeset	168
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	169 public void colorOp(ColorOp op) throws ImageOpException {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	170 // emtpy implementation
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	171 }
464 f1f710ff14ad Servlet version 1.10b robcast parents: 462 diff changeset	172
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	173 public void dispose() {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	174 // emtpy implementation
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	175 }
533 87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	176
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	177 public Iterator<String> getSupportedFormats() {
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	178 List<String> empty = new LinkedList<String>();
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	179 return empty.iterator();
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	180 }
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	181
4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	182 public void crop(int xoff, int yoff, int width, int height) throws ImageOpException {
819 a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types. robcast parents: 596 diff changeset	183 // emtpy implementation
533 87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	184 }
87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	185
87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	186 public Image getAwtImage() {
819 a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types. robcast parents: 596 diff changeset	187 // emtpy implementation
533 87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	188 return null;
87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	189 }
87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	190
87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	191 public int getHeight() {
570 fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	192 ImageSize is = getSize();
fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	193 if (is != null) {
fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	194 return is.getHeight();
fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	195 }
533 87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	196 return 0;
87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	197 }
207 1a65d8e43620 Servlet version 1.18b9 -- cleanup and bugfixes robcast parents: 185 diff changeset	198
533 87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	199 public int getWidth() {
570 fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	200 ImageSize is = getSize();
fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	201 if (is != null) {
fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	202 return is.getWidth();
fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	203 }
533 87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	204 return 0;
87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	205 }
87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	206
570 fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	207 public ImageSize getSize() {
fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	208 return imgSize;
fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	209 }
fd2ef7e46119 more cleanup, set version to 1.8.2 robcast parents: 564 diff changeset	210
588 aee436f0549d more work on stream input robcast parents: 573 diff changeset	211 public abstract void loadImage(ImageInput ii) throws FileOpException;
533 87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	212
588 aee436f0549d more work on stream input robcast parents: 573 diff changeset	213 public abstract void scale(double scaleX, double scaleY) throws ImageOpException;
533 87cb3dc2aa12 improved pdf generation (not done yet) robcast parents: 531 diff changeset	214
1032 4e368c85cce4 CLOSED - # 22: wrong contrast setting. dito #23 (at least on OSX 10.7) robcast parents: 906 diff changeset	215 public abstract void writeImage(String mt, OutputStream ostream) throws ImageOpException, FileOpException;
829 a630d0303cce new servlet operation colop=grayscale. robcast parents: 819 diff changeset	216
1 0ff3ede32060 Initial revision robcast parents: diff changeset	217 }

Mercurial > hg > digilib-old

annotate common/src/main/java/digilib/image/DocuImageImpl.java @ 1067:a45894a81e40