Mercurial > hg > digilib-old

annotate servlet/src/digilib/image/ImageJobDescription.java @ 819:a23c4c15a6a8 stream

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
clean up possible resource leaks. better behaviour with unknown image types.
author robcast
date Mon, 21 Feb 2011 22:36:35 +0100
parents 4568e539abd2
children a630d0303cce
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
557
0885f5ca5b24 more refactoring and rearranging
robcast
parents: 555
diff changeset
1 package digilib.image;
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
2
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
3 import java.awt.geom.AffineTransform;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
4 import java.awt.geom.Rectangle2D;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
5 import java.io.IOException;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
6
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
7 import org.apache.log4j.Logger;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
8
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
9 import digilib.io.DocuDirCache;
541
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
10 import digilib.io.DocuDirectory;
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
11 import digilib.io.FileOpException;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
12 import digilib.io.FileOps;
563
686086d6e6d6 more refactoring and rearranging
robcast
parents: 562
diff changeset
13 import digilib.io.FileOps.FileClass;
576
dad720e9b12b try: DocuDirent as interface, ImageFile inherits from ImageInput and implements DocuDirent
robcast
parents: 574
diff changeset
14 import digilib.io.ImageInput;
574
790cbfb58b52 ripping apart ImageFileSet
robcast
parents: 565
diff changeset
15 import digilib.io.ImageSet;
557
0885f5ca5b24 more refactoring and rearranging
robcast
parents: 555
diff changeset
16 import digilib.servlet.DigilibConfiguration;
596
2b58d2783ef0 small cleanup
robcast
parents: 593
diff changeset
17 import digilib.util.ImageSize;
557
0885f5ca5b24 more refactoring and rearranging
robcast
parents: 555
diff changeset
18 import digilib.util.OptionsSet;
0885f5ca5b24 more refactoring and rearranging
robcast
parents: 555
diff changeset
19 import digilib.util.Parameter;
0885f5ca5b24 more refactoring and rearranging
robcast
parents: 555
diff changeset
20 import digilib.util.ParameterMap;
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
21
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
22 /**
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
23 * A class for storing the set of parameters necessary for scaling images
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
24 * with an ImageWorker.
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
25 *
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
26 * This contains the functionality formerly found in Scaler.processRequest(),
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
27 * only factorized.
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
28 *
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
29 * @author cmielack, casties
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
30 *
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
31 */
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
32
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
33 public class ImageJobDescription extends ParameterMap {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
34
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
35 DigilibConfiguration dlConfig = null;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
36 protected static Logger logger = Logger.getLogger("digilib.servlet");
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
37
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
38 ImageInput input = null;
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
39 ImageSet imageSet = null;
541
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
40 DocuDirectory fileDir = null;
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
41 String filePath = null;
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
42 ImageSize expectedSourceSize = null;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
43 Float scaleXY = null;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
44 Rectangle2D userImgArea = null;
589
73e041c710d3 more work on stream input
robcast
parents: 585
diff changeset
45 Rectangle2D outerUserImgArea = null;
502
157d4c7d2343 readded support for direct sending of image files
cmielack
parents: 500
diff changeset
46 Boolean imageSendable = null;
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
47 String mimeType = null;
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
48 Integer paramDW = null;
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
49 Integer paramDH = null;
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
50
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
51 /** create empty ImageJobDescription.
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
52 * @param dlcfg
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
53 */
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
54 public ImageJobDescription(DigilibConfiguration dlcfg) {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
55 super(30);
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
56 dlConfig = dlcfg;
552
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
57 }
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
58
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
59
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
60 /** set up Parameters
557
0885f5ca5b24 more refactoring and rearranging
robcast
parents: 555
diff changeset
61 * @see digilib.util.ParameterMap#initParams()
552
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
62 */
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
63 @Override
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
64 protected void initParams() {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
65 // url of the page/document (second part)
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
66 newParameter("fn", "", null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
67 // page number
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
68 newParameter("pn", new Integer(1), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
69 // width of client in pixels
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
70 newParameter("dw", new Integer(0), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
71 // height of client in pixels
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
72 newParameter("dh", new Integer(0), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
73 // left edge of image (float from 0 to 1)
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
74 newParameter("wx", new Float(0), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
75 // top edge in image (float from 0 to 1)
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
76 newParameter("wy", new Float(0), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
77 // width of image (float from 0 to 1)
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
78 newParameter("ww", new Float(1), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
79 // height of image (float from 0 to 1)
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
80 newParameter("wh", new Float(1), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
81 // scale factor
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
82 newParameter("ws", new Float(1), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
83 // special options like 'fit' for gifs
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
84 newParameter("mo", this.options, null, 's');
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
85 // rotation angle (degree)
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
86 newParameter("rot", new Float(0), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
87 // contrast enhancement factor
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
88 newParameter("cont", new Float(0), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
89 // brightness enhancement factor
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
90 newParameter("brgt", new Float(0), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
91 // color multiplicative factors
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
92 newParameter("rgbm", "0/0/0", null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
93 // color additive factors
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
94 newParameter("rgba", "0/0/0", null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
95 // display dpi resolution (total)
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
96 newParameter("ddpi", new Float(0), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
97 // display dpi X resolution
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
98 newParameter("ddpix", new Float(0), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
99 // display dpi Y resolution
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
100 newParameter("ddpiy", new Float(0), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
101 // scale factor for mo=ascale
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
102 newParameter("scale", new Float(1), null, 's');
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
103 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
104
503
fdb824bd57ab first functional version of PDFCache after restructuring the code
cmielack
parents: 502
diff changeset
105
552
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
106 /* (non-Javadoc)
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
107 * @see digilib.servlet.ParameterMap#initOptions()
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
108 */
552
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
109 @Override
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
110 protected void initOptions() {
565
8beefd1142b2 more cleanup
robcast
parents: 564
diff changeset
111 String s = this.getAsString("mo");
8beefd1142b2 more cleanup
robcast
parents: 564
diff changeset
112 options = new OptionsSet(s);
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
113 }
552
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
114
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
115
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
116 /** Creates new ImageJobDescription by merging Parameters from another ParameterMap.
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
117 * @param pm
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
118 * @param dlcfg
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
119 * @return
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
120 */
557
0885f5ca5b24 more refactoring and rearranging
robcast
parents: 555
diff changeset
121 public static ImageJobDescription getInstance(ParameterMap pm, DigilibConfiguration dlcfg) {
552
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
122 ImageJobDescription newMap = new ImageJobDescription(dlcfg);
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
123 // add all params to this map
557
0885f5ca5b24 more refactoring and rearranging
robcast
parents: 555
diff changeset
124 newMap.params.putAll(pm.getParams());
552
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
125 newMap.initOptions();
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
126 return newMap;
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
127 }
785fc58b68b1 more cleanup and refactoring
robcast
parents: 547
diff changeset
128
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
129
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
130 /** Returns the mime-type (of the input).
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
131 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
132 * @throws IOException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
133 */
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
134 public String getMimeType() throws IOException {
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
135 if (mimeType == null) {
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
136 input = getInput();
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
137 mimeType = input.getMimetype();
502
157d4c7d2343 readded support for direct sending of image files
cmielack
parents: 500
diff changeset
138 }
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
139 return mimeType;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
140 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
141
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
142 /** Returns the ImageInput to use.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
143 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
144 * @throws IOException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
145 */
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
146 public ImageInput getInput() throws IOException {
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
147 if(input == null){
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
148 imageSet = getImageSet();
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
149
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
150 /* select a resolution */
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
151 if (isHiresOnly()) {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
152 // get first element (= highest resolution)
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
153 input = imageSet.getBiggest();
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
154 } else if (isLoresOnly()) {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
155 // enforced lores uses next smaller resolution
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
156 input = imageSet.getNextSmaller(getExpectedSourceSize());
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
157 if (input == null) {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
158 // this is the smallest we have
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
159 input = imageSet.getSmallest();
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
160 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
161 } else {
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
162 // autores: use next higher resolution
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
163 input = imageSet.getNextBigger(getExpectedSourceSize());
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
164 if (input == null) {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
165 // this is the highest we have
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
166 input = imageSet.getBiggest();
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
167 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
168 }
819
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
169 if (input == null || input.getMimetype() == null) {
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
170 throw new FileOpException("Unable to load "+input);
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
171 }
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
172 logger.info("Planning to load: " + input);
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
173 }
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
174 return input;
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
175 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
176
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
177 /** Returns the DocuDirectory for the input (file).
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
178 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
179 * @throws FileOpException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
180 */
557
0885f5ca5b24 more refactoring and rearranging
robcast
parents: 555
diff changeset
181 public DocuDirectory getFileDirectory() throws FileOpException {
555
88ed97d08b97 still refactoring
robcast
parents: 552
diff changeset
182 if(fileDir == null){
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
183 DocuDirCache dirCache = (DocuDirCache) dlConfig.getValue("servlet.dir.cache");
555
88ed97d08b97 still refactoring
robcast
parents: 552
diff changeset
184 String fp = getFilePath();
88ed97d08b97 still refactoring
robcast
parents: 552
diff changeset
185 fileDir = dirCache.getDirectory(fp);
541
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
186 if (fileDir == null) {
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
187 throw new FileOpException("Directory " + getFilePath() + " not found.");
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
188 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
189 }
541
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
190 return fileDir;
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
191 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
192
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
193 /** Returns the ImageSet to load.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
194 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
195 * @throws FileOpException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
196 */
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
197 public ImageSet getImageSet() throws FileOpException {
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
198 if(imageSet==null){
541
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
199 DocuDirCache dirCache = (DocuDirCache) dlConfig.getValue("servlet.dir.cache");
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
200
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
201 imageSet = (ImageSet) dirCache.getFile(getFilePath(), getAsInt("pn"), FileClass.IMAGE);
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
202 if (imageSet == null) {
541
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
203 throw new FileOpException("File " + getFilePath() + "("
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
204 + getAsInt("pn") + ") not found.");
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
205 }
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
206 }
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
207 return imageSet;
541
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
208 }
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
209
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
210 /** Returns the file path name from the request.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
211 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
212 */
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
213 public String getFilePath() {
541
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
214 if(filePath == null){
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
215 String s = this.getAsString("request.path");
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
216 s += this.getAsString("fn");
541
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
217 filePath = FileOps.normalName(s);
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
218 }
541
f140d5ee8c0b new NumRange class
robcast
parents: 531
diff changeset
219 return filePath;
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
220 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
221
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
222 public boolean isHiresOnly(){
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
223 return hasOption("clip") || hasOption("hires");
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
224 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
225
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
226 public boolean isLoresOnly(){
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
227 return hasOption("lores");
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
228 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
229
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
230 public boolean isScaleToFit() {
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
231 return !(hasOption("clip") || hasOption("osize") || hasOption("ascale"));
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
232 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
233
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
234 public boolean isAbsoluteScale(){
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
235 return hasOption("osize") || hasOption("ascale");
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
236 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
237
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
238
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
239 /** Returns the minimum size the source image should have for scaling.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
240 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
241 * @throws IOException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
242 */
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
243 public ImageSize getExpectedSourceSize() throws IOException {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
244 if (expectedSourceSize == null){
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
245 expectedSourceSize = new ImageSize();
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
246 if (isScaleToFit()) {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
247 // scale to fit -- calculate minimum source size
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
248 float scale = (1 / Math.min(getAsFloat("ww"), getAsFloat("wh"))) * getAsFloat("ws");
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
249 expectedSourceSize.setSize((int) (getDw() * scale),
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
250 (int) (getDh() * scale));
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
251 } else if (isAbsoluteScale() && hasOption("ascale")) {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
252 // absolute scale -- apply scale to hires size
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
253 expectedSourceSize = getHiresSize().getScaled(getAsFloat("scale"));
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
254 } else {
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
255 // clip to fit -- source = destination size
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
256 expectedSourceSize.setSize((int) (getDw() * getAsFloat("ws")),
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
257 (int) (getDh() * getAsFloat("ws")));
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
258 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
259 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
260 return expectedSourceSize;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
261 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
262
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
263 /** Returns the size of the highest resolution image.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
264 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
265 * @throws IOException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
266 */
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
267 public ImageSize getHiresSize() throws IOException {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
268 logger.debug("get_hiresSize()");
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
269
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
270 ImageSize hiresSize = null;
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
271 ImageSet fileset = getImageSet();
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
272 if (isAbsoluteScale()) {
576
dad720e9b12b try: DocuDirent as interface, ImageFile inherits from ImageInput and implements DocuDirent
robcast
parents: 574
diff changeset
273 ImageInput hiresFile = fileset.getBiggest();
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
274 hiresSize = hiresFile.getSize();
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
275 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
276 return hiresSize;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
277 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
278
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
279 /** Returns image scaling factor.
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
280 * Uses image size and user parameters.
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
281 * Modifies scaleXY, userImgArea.
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
282 * @return
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
283 * @throws IOException
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
284 * @throws ImageOpException
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
285 */
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
286 public float getScaleXY() throws IOException, ImageOpException {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
287 //logger.debug("get_scaleXY()");
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
288 if(scaleXY == null){
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
289 // coordinates and scaling
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
290 float areaWidth;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
291 float areaHeight;
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
292 float ws = getAsFloat("ws");
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
293 ImageSize imgSize = getInput().getSize();
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
294 // user window area in [0,1] coordinates
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
295 Rectangle2D relUserArea = new Rectangle2D.Float(getAsFloat("wx"), getAsFloat("wy"),
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
296 getAsFloat("ww"), getAsFloat("wh"));
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
297 // transform from relative [0,1] to image coordinates.
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
298 AffineTransform imgTrafo = AffineTransform.getScaleInstance(imgSize
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
299 .getWidth(), imgSize.getHeight());
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
300 // transform user coordinate area to image coordinate area
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
301 userImgArea = imgTrafo.createTransformedShape(
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
302 relUserArea).getBounds2D();
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
303
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
304 if (isScaleToFit()) {
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
305 // calculate scaling factors based on inner user area
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
306 areaWidth = (float) userImgArea.getWidth();
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
307 areaHeight = (float) userImgArea.getHeight();
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
308 float scaleX = getDw() / areaWidth * ws;
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
309 float scaleY = getDh() / areaHeight * ws;
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
310 scaleXY = (scaleX > scaleY) ? scaleY : scaleX;
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
311 } else if (isAbsoluteScale()) {
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
312 // absolute scaling factor
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
313 if (hasOption("osize")) {
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
314 // get original resolution from metadata
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
315 imageSet.checkMeta();
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
316 float origResX = imageSet.getResX();
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
317 float origResY = imageSet.getResY();
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
318 if ((origResX == 0) || (origResY == 0)) {
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
319 throw new ImageOpException("Missing image DPI information!");
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
320 }
771
4b686a0d44f7 fixed bug ignoring ddpi parameter
robcast
parents: 642
diff changeset
321 float ddpix = getAsFloat("ddpix");
4b686a0d44f7 fixed bug ignoring ddpi parameter
robcast
parents: 642
diff changeset
322 float ddpiy = getAsFloat("ddpiy");
4b686a0d44f7 fixed bug ignoring ddpi parameter
robcast
parents: 642
diff changeset
323 if (ddpix == 0 || ddpiy == 0) {
4b686a0d44f7 fixed bug ignoring ddpi parameter
robcast
parents: 642
diff changeset
324 float ddpi = getAsFloat("ddpi");
4b686a0d44f7 fixed bug ignoring ddpi parameter
robcast
parents: 642
diff changeset
325 if (ddpi == 0) {
4b686a0d44f7 fixed bug ignoring ddpi parameter
robcast
parents: 642
diff changeset
326 throw new ImageOpException("Missing display DPI information!");
4b686a0d44f7 fixed bug ignoring ddpi parameter
robcast
parents: 642
diff changeset
327 } else {
4b686a0d44f7 fixed bug ignoring ddpi parameter
robcast
parents: 642
diff changeset
328 ddpix = ddpi;
4b686a0d44f7 fixed bug ignoring ddpi parameter
robcast
parents: 642
diff changeset
329 ddpiy = ddpi;
4b686a0d44f7 fixed bug ignoring ddpi parameter
robcast
parents: 642
diff changeset
330 }
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
331 }
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
332 // calculate absolute scale factor
771
4b686a0d44f7 fixed bug ignoring ddpi parameter
robcast
parents: 642
diff changeset
333 float sx = ddpix / origResX;
4b686a0d44f7 fixed bug ignoring ddpi parameter
robcast
parents: 642
diff changeset
334 float sy = ddpiy / origResY;
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
335 // currently only same scale -- mean value
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
336 scaleXY = (sx + sy) / 2f;
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
337 } else {
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
338 scaleXY = getAsFloat("scale");
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
339 }
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
340 // we need to correct the factor if we use a pre-scaled image
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
341 ImageSize hiresSize = getHiresSize();
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
342 if (imgSize.getWidth() != hiresSize.getWidth()) {
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
343 scaleXY *= (float)hiresSize.getWidth() / (float)imgSize.getWidth();
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
344 }
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
345 areaWidth = getDw() / scaleXY * ws;
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
346 areaHeight = getDh() / scaleXY * ws;
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
347 // reset user area size
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
348 userImgArea.setRect(userImgArea.getX(), userImgArea.getY(),
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
349 areaWidth, areaHeight);
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
350 } else {
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
351 // crop to fit -- don't scale
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
352 areaWidth = getDw() * ws;
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
353 areaHeight = getDh() * ws;
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
354 // reset user area size
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
355 userImgArea.setRect(userImgArea.getX(), userImgArea.getY(),
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
356 areaWidth, areaHeight);
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
357 scaleXY = 1f;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
358 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
359 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
360 return (float) scaleXY;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
361 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
362
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
363 /** Returns the width of the destination image.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
364 * Uses dh parameter and aspect ratio if dw parameter is empty.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
365 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
366 * @throws IOException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
367 */
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
368 public int getDw() throws IOException {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
369 logger.debug("get_paramDW()");
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
370 if (paramDW == null) {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
371
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
372 paramDW = getAsInt("dw");
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
373 paramDH = getAsInt("dh");
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
374
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
375 float imgAspect = getInput().getAspect();
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
376 if (paramDW == 0) {
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
377 // calculate dw
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
378 paramDW = Math.round(paramDH * imgAspect);
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
379 setValue("dw", paramDW);
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
380 } else if (paramDH == 0) {
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
381 // calculate dh
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
382 paramDH = Math.round(paramDW / imgAspect);
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
383 setValue("dh", paramDH);
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
384 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
385 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
386 return paramDW;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
387 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
388
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
389 /** Returns the height of the destination image.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
390 * Uses dw parameter and aspect ratio if dh parameter is empty.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
391 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
392 * @throws IOException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
393 */
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
394 public int getDh() throws IOException {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
395 logger.debug("get_paramDH()");
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
396 if (paramDH == null) {
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
397
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
398 paramDW = getAsInt("dw");
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
399 paramDH = getAsInt("dh");
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
400
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
401 float imgAspect = getInput().getAspect();
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
402 if (paramDW == 0) {
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
403 // calculate dw
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
404 paramDW = Math.round(paramDH * imgAspect);
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
405 setValue("dw", paramDW);
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
406 } else if (paramDH == 0) {
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
407 // calculate dh
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
408 paramDH = Math.round(paramDW / imgAspect);
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
409 setValue("dh", paramDH);
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
410 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
411 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
412 return paramDH;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
413 }
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
414
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
415 /** Returns image quality as an integer.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
416 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
417 */
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
418 public int getScaleQual(){
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
419 logger.debug("get_scaleQual()");
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
420 int qual = dlConfig.getAsInt("default-quality");
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
421 if(hasOption("q0"))
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
422 qual = 0;
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
423 else if(hasOption("q1"))
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
424 qual = 1;
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
425 else if(hasOption("q2"))
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
426 qual = 2;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
427 return qual;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
428 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
429
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
430
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
431 /**
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
432 * Returns the area of the source image that will be transformed into the
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
433 * destination image.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
434 *
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
435 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
436 * @throws IOException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
437 * @throws ImageOpException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
438 */
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
439 public Rectangle2D getUserImgArea() throws IOException, ImageOpException{
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
440 if(userImgArea == null) {
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
441 // getScaleXY sets userImgArea
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
442 getScaleXY();
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
443 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
444 return userImgArea;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
445 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
446
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
447 /** Returns the maximal area of the source image that will be used.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
448 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
449 * @throws IOException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
450 * @throws ImageOpException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
451 */
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
452 public Rectangle2D getOuterUserImgArea() throws IOException, ImageOpException {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
453 if(outerUserImgArea == null){
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
454 outerUserImgArea = getUserImgArea();
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
455
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
456 // image size in pixels
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
457 ImageSize imgSize = getInput().getSize();
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
458 Rectangle2D imgBounds = new Rectangle2D.Float(0, 0, imgSize.getWidth(),
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
459 imgSize.getHeight());
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
460
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
461 // clip area at the image border
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
462 outerUserImgArea = outerUserImgArea.createIntersection(imgBounds);
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
463
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
464 // check image parameters sanity
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
465 scaleXY = getScaleXY();
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
466 logger.debug("outerUserImgArea.getWidth()=" + outerUserImgArea.getWidth());
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
467 logger.debug("get_scaleXY() * outerUserImgArea.getWidth() = " + (scaleXY * outerUserImgArea.getWidth()));
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
468
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
469 if ((outerUserImgArea.getWidth() < 1)
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
470 || (outerUserImgArea.getHeight() < 1)
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
471 || (scaleXY * outerUserImgArea.getWidth() < 2)
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
472 || (scaleXY * outerUserImgArea.getHeight() < 2)) {
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
473 logger.error("ERROR: invalid scale parameter set!");
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
474 throw new ImageOpException("Invalid scale parameter set!");
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
475 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
476 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
477 return outerUserImgArea;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
478 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
479
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
480
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
481 public float[] getRGBM(){
502
157d4c7d2343 readded support for direct sending of image files
cmielack
parents: 500
diff changeset
482 float[] paramRGBM = null;//{0f,0f,0f};
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
483 Parameter p = params.get("rgbm");
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
484 if (p.hasValue() && (!p.getAsString().equals("0/0/0"))) {
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
485 return p.parseAsFloatArray("/");
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
486 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
487 return paramRGBM;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
488 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
489
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
490 public float[] getRGBA(){
502
157d4c7d2343 readded support for direct sending of image files
cmielack
parents: 500
diff changeset
491 float[] paramRGBA = null;//{0f,0f,0f};
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
492 Parameter p = params.get("rgba");
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
493 if (p.hasValue() && (!p.getAsString().equals("0/0/0"))) {
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
494 paramRGBA = p.parseAsFloatArray("/");
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
495 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
496 return paramRGBA;
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
497 }
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
498
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
499 /** Has send-as-file been requested?
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
500 * @return
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
501 */
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
502 public boolean getSendAsFile(){
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
503 return hasOption("file")
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
504 || hasOption("rawfile");
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
505 }
502
157d4c7d2343 readded support for direct sending of image files
cmielack
parents: 500
diff changeset
506
819
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
507 /**
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
508 * Returns if the image can be sent without processing. Takes image type and
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
509 * additional image operations into account. Does not check requested size
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
510 * transformation.
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
511 *
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
512 * @return
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
513 * @throws IOException
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
514 */
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
515 public boolean isImageSendable() throws IOException {
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
516 if (imageSendable == null) {
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
517 String mimeType = getMimeType();
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
518 imageSendable = (mimeType != null
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
519 && (mimeType.equals("image/jpeg") || mimeType.equals("image/png")
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
520 || mimeType.equals("image/gif"))
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
521 && !(hasOption("hmir")
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
522 || hasOption("vmir") || (getAsFloat("rot") != 0.0)
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
523 || (getRGBM() != null) || (getRGBA() != null)
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
524 || (getAsFloat("cont") != 0.0) || (getAsFloat("brgt") != 0.0)));
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
525 }
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
526 return imageSendable;
a23c4c15a6a8 clean up possible resource leaks. better behaviour with unknown image types.
robcast
parents: 774
diff changeset
527 }
502
157d4c7d2343 readded support for direct sending of image files
cmielack
parents: 500
diff changeset
528
157d4c7d2343 readded support for direct sending of image files
cmielack
parents: 500
diff changeset
529
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
530 /**
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
531 * Returns if any transformation of the source image (image manipulation or
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
532 * format conversion) is required.
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
533 *
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
534 * @return
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
535 * @throws IOException
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
536 */
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
537 public boolean isTransformRequired() throws IOException {
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
538 ImageSize is = getInput().getSize();
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
539 ImageSize ess = getExpectedSourceSize();
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
540 // nt = no transform required
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
541 boolean nt = isImageSendable() && (
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
542 // lores: send if smaller
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
543 (isLoresOnly() && is.isSmallerThan(ess))
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
544 // else send if it fits
593
7768ea8f59cf more work on stream input -- cleaning up references to files
robcast
parents: 589
diff changeset
545 || (!(isLoresOnly() || isHiresOnly()) && is.fitsIn(ess)));
547
e1094c5ec032 more cleanup and refactoring
robcast
parents: 542
diff changeset
546 return ! nt;
502
157d4c7d2343 readded support for direct sending of image files
cmielack
parents: 500
diff changeset
547 }
500
b2325b33b77b completely restructured the scaler
cmielack
parents:
diff changeset
548 }