source: josm/trunk/src/org/openstreetmap/josm/gui/mappaint/RenderingCLI.java@ 13917

Last change on this file since 13917 was 13850, checked in by Don-vip, 6 years ago

fix build
File size: 26.5 KB
Line 
1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.gui.mappaint;
3
4import static org.openstreetmap.josm.tools.I18n.tr;
5
6import java.awt.Dimension;
7import java.awt.image.BufferedImage;
8import java.io.File;
9import java.io.FileNotFoundException;
10import java.io.IOException;
11import java.nio.file.Files;
12import java.nio.file.Paths;
13import java.util.ArrayList;
14import java.util.List;
15import java.util.Locale;
16import java.util.Optional;
17import java.util.function.DoubleSupplier;
18import java.util.logging.Level;
19
20import javax.imageio.ImageIO;
21
22import org.openstreetmap.gui.jmapviewer.OsmMercator;
23import org.openstreetmap.josm.CLIModule;
24import org.openstreetmap.josm.Main;
25import org.openstreetmap.josm.data.Bounds;
26import org.openstreetmap.josm.data.ProjectionBounds;
27import org.openstreetmap.josm.data.coor.EastNorth;
28import org.openstreetmap.josm.data.coor.LatLon;
29import org.openstreetmap.josm.data.coor.conversion.LatLonParser;
30import org.openstreetmap.josm.data.osm.DataSet;
31import org.openstreetmap.josm.data.preferences.JosmBaseDirectories;
32import org.openstreetmap.josm.data.projection.Projection;
33import org.openstreetmap.josm.data.projection.Projections;
34import org.openstreetmap.josm.gui.mappaint.RenderingHelper.StyleData;
35import org.openstreetmap.josm.io.IllegalDataException;
36import org.openstreetmap.josm.io.OsmReader;
37import org.openstreetmap.josm.spi.preferences.Config;
38import org.openstreetmap.josm.spi.preferences.MemoryPreferences;
39import org.openstreetmap.josm.tools.I18n;
40import org.openstreetmap.josm.tools.JosmDecimalFormatSymbolsProvider;
41import org.openstreetmap.josm.tools.Logging;
42import org.openstreetmap.josm.tools.RightAndLefthandTraffic;
43
44import gnu.getopt.Getopt;
45import gnu.getopt.LongOpt;
46
47/**
48 * Command line interface for rendering osm data to an image file.
49 *
50 * @since 12906
51 */
52public class RenderingCLI implements CLIModule {
53
54 /**
55 * The singleton instance of this class.
56 */
57 public static final RenderingCLI INSTANCE = new RenderingCLI();
58
59 private static final double PIXEL_PER_METER = 96 / 2.54 * 100; // standard value of 96 dpi display resolution
60 private static final int DEFAULT_MAX_IMAGE_SIZE = 20000;
61
62 private boolean argDebug;
63 private boolean argTrace;
64 private String argInput;
65 private String argOutput;
66 private List<StyleData> argStyles;
67 private Integer argZoom;
68 private Double argScale;
69 private Bounds argBounds;
70 private LatLon argAnchor;
71 private Double argWidthM;
72 private Double argHeightM;
73 private Integer argWidthPx;
74 private Integer argHeightPx;
75 private String argProjection;
76 private Integer argMaxImageSize;
77
78 private enum Option {
79 HELP(false, 'h'),
80 DEBUG(false, '*'),
81 TRACE(false, '*'),
82 INPUT(true, 'i'),
83 STYLE(true, 's'),
84 SETTING(true, '*'),
85 OUTPUT(true, 'o'),
86 ZOOM(true, 'z'),
87 SCALE(true, '*'),
88 BOUNDS(true, 'b'),
89 ANCHOR(true, '*'),
90 WIDTH_M(true, '*'),
91 HEIGHT_M(true, '*'),
92 WIDTH_PX(true, '*'),
93 HEIGHT_PX(true, '*'),
94 PROJECTION(true, '*'),
95 MAX_IMAGE_SIZE(true, '*');
96
97 private final String name;
98 private final boolean requiresArg;
99 private final char shortOption;
100
101 Option(boolean requiresArgument, char shortOption) {
102 this.name = name().toLowerCase(Locale.US).replace('_', '-');
103 this.requiresArg = requiresArgument;
104 this.shortOption = shortOption;
105 }
106
107 /**
108 * Replies the option name
109 * @return The option name, in lowercase
110 */
111 public String getName() {
112 return name;
113 }
114
115 /**
116 * Determines if this option requires an argument.
117 * @return {@code true} if this option requires an argument, {@code false} otherwise
118 */
119 public boolean requiresArgument() {
120 return requiresArg;
121 }
122
123 /**
124 * Replies the short option (single letter) associated with this option.
125 * @return the short option or '*' if there is no short option
126 */
127 public char getShortOption() {
128 return shortOption;
129 }
130
131 LongOpt toLongOpt() {
132 return new LongOpt(getName(), requiresArgument() ? LongOpt.REQUIRED_ARGUMENT : LongOpt.NO_ARGUMENT, null, getShortOption());
133 }
134 }
135
136 /**
137 * Data class to hold return values for {@link #determineRenderingArea(DataSet)}.
138 *
139 * Package private access for unit tests.
140 */
141 static class RenderingArea {
142 public Bounds bounds;
143 public double scale; // in east-north units per pixel (unlike the --scale option, which is in meter per meter)
144 }
145
146 RenderingCLI() {
147 // hide constructor (package private access for unit tests)
148 }
149
150 @Override
151 public String getActionKeyword() {
152 return "render";
153 }
154
155 @Override
156 public void processArguments(String[] argArray) {
157 try {
158 parseArguments(argArray);
159 initialize();
160 DataSet ds = loadDataset();
161 RenderingArea area = determineRenderingArea(ds);
162 RenderingHelper rh = new RenderingHelper(ds, area.bounds, area.scale, argStyles);
163 checkPreconditions(rh);
164 BufferedImage image = rh.render();
165 writeImageToFile(image);
166 } catch (FileNotFoundException e) {
167 if (Logging.isDebugEnabled()) {
168 e.printStackTrace();
169 }
170 System.err.println(tr("Error - file not found: ''{0}''", e.getMessage()));
171 System.exit(1);
172 } catch (IllegalArgumentException | IllegalDataException | IOException e) {
173 if (Logging.isDebugEnabled()) {
174 e.printStackTrace();
175 }
176 if (e.getMessage() != null) {
177 System.err.println(tr("Error: {0}", e.getMessage()));
178 }
179 System.exit(1);
180 }
181 System.exit(0);
182 }
183
184 /**
185 * Parse command line arguments and do some low-level error checking.
186 * @param argArray the arguments array
187 */
188 void parseArguments(String[] argArray) {
189 Getopt.setI18nHandler(I18n::tr);
190 Logging.setLogLevel(Level.INFO);
191
192 LongOpt[] opts = new LongOpt[Option.values().length];
193 StringBuilder optString = new StringBuilder();
194 for (Option o : Option.values()) {
195 opts[o.ordinal()] = o.toLongOpt();
196 if (o.getShortOption() != '*') {
197 optString.append(o.getShortOption());
198 if (o.requiresArgument()) {
199 optString.append(':');
200 }
201 }
202 }
203
204 Getopt getopt = new Getopt("JOSM rendering", argArray, optString.toString(), opts);
205
206 StyleData currentStyle = new StyleData();
207 argStyles = new ArrayList<>();
208
209 int c;
210 while ((c = getopt.getopt()) != -1) {
211 switch (c) {
212 case 'h':
213 showHelp();
214 System.exit(0);
215 case 'i':
216 argInput = getopt.getOptarg();
217 break;
218 case 's':
219 if (currentStyle.styleUrl != null) {
220 argStyles.add(currentStyle);
221 currentStyle = new StyleData();
222 }
223 currentStyle.styleUrl = getopt.getOptarg();
224 break;
225 case 'o':
226 argOutput = getopt.getOptarg();
227 break;
228 case 'z':
229 try {
230 argZoom = Integer.valueOf(getopt.getOptarg());
231 } catch (NumberFormatException nfe) {
232 throw new IllegalArgumentException(
233 tr("Expected integer number for option {0}, but got ''{1}''", "--zoom", getopt.getOptarg()), nfe);
234 }
235 if (argZoom < 0)
236 throw new IllegalArgumentException(
237 tr("Expected integer number >= 0 for option {0}, but got ''{1}''", "--zoom", getopt.getOptarg()));
238 break;
239 case 'b':
240 if (!"auto".equals(getopt.getOptarg())) {
241 try {
242 argBounds = new Bounds(getopt.getOptarg(), ",", Bounds.ParseMethod.LEFT_BOTTOM_RIGHT_TOP, false);
243 } catch (IllegalArgumentException iae) { // NOPMD
244 throw new IllegalArgumentException(tr("Unable to parse {0} parameter: {1}", "--bounds", iae.getMessage()), iae);
245 }
246 }
247 break;
248 case '*':
249 switch (Option.values()[getopt.getLongind()]) {
250 case DEBUG:
251 argDebug = true;
252 break;
253 case TRACE:
254 argTrace = true;
255 break;
256 case SETTING:
257 String keyval = getopt.getOptarg();
258 String[] comp = keyval.split(":");
259 if (comp.length != 2)
260 throw new IllegalArgumentException(
261 tr("Expected key and value, separated by '':'' character for option {0}, but got ''{1}''",
262 "--setting", getopt.getOptarg()));
263 currentStyle.settings.put(comp[0].trim(), comp[1].trim());
264 break;
265 case SCALE:
266 try {
267 argScale = JosmDecimalFormatSymbolsProvider.parseDouble(getopt.getOptarg());
268 } catch (NumberFormatException nfe) {
269 throw new IllegalArgumentException(
270 tr("Expected floating point number for option {0}, but got ''{1}''", "--scale", getopt.getOptarg()), nfe);
271 }
272 break;
273 case ANCHOR:
274 String[] parts = getopt.getOptarg().split(",");
275 if (parts.length != 2)
276 throw new IllegalArgumentException(
277 tr("Expected two coordinates, separated by comma, for option {0}, but got ''{1}''",
278 "--anchor", getopt.getOptarg()));
279 try {
280 double lon = LatLonParser.parseCoordinate(parts[0]);
281 double lat = LatLonParser.parseCoordinate(parts[1]);
282 argAnchor = new LatLon(lat, lon);
283 } catch (IllegalArgumentException iae) { // NOPMD
284 throw new IllegalArgumentException(tr("In option {0}: {1}", "--anchor", iae.getMessage()), iae);
285 }
286 break;
287 case WIDTH_M:
288 try {
289 argWidthM = JosmDecimalFormatSymbolsProvider.parseDouble(getopt.getOptarg());
290 } catch (NumberFormatException nfe) {
291 throw new IllegalArgumentException(
292 tr("Expected floating point number for option {0}, but got ''{1}''", "--width-m", getopt.getOptarg()), nfe);
293 }
294 if (argWidthM <= 0) throw new IllegalArgumentException(
295 tr("Expected floating point number > 0 for option {0}, but got ''{1}''", "--width-m", getopt.getOptarg()));
296 break;
297 case HEIGHT_M:
298 try {
299 argHeightM = JosmDecimalFormatSymbolsProvider.parseDouble(getopt.getOptarg());
300 } catch (NumberFormatException nfe) {
301 throw new IllegalArgumentException(
302 tr("Expected floating point number for option {0}, but got ''{1}''", "--height-m", getopt.getOptarg()), nfe);
303 }
304 if (argHeightM <= 0) throw new IllegalArgumentException(
305 tr("Expected floating point number > 0 for option {0}, but got ''{1}''", "--width-m", getopt.getOptarg()));
306 break;
307 case WIDTH_PX:
308 try {
309 argWidthPx = Integer.valueOf(getopt.getOptarg());
310 } catch (NumberFormatException nfe) {
311 throw new IllegalArgumentException(
312 tr("Expected integer number for option {0}, but got ''{1}''", "--width-px", getopt.getOptarg()), nfe);
313 }
314 if (argWidthPx <= 0) throw new IllegalArgumentException(
315 tr("Expected integer number > 0 for option {0}, but got ''{1}''", "--width-px", getopt.getOptarg()));
316 break;
317 case HEIGHT_PX:
318 try {
319 argHeightPx = Integer.valueOf(getopt.getOptarg());
320 } catch (NumberFormatException nfe) {
321 throw new IllegalArgumentException(
322 tr("Expected integer number for option {0}, but got ''{1}''", "--height-px", getopt.getOptarg()), nfe);
323 }
324 if (argHeightPx <= 0) throw new IllegalArgumentException(
325 tr("Expected integer number > 0 for option {0}, but got ''{1}''", "--height-px", getopt.getOptarg()));
326 break;
327 case PROJECTION:
328 argProjection = getopt.getOptarg();
329 break;
330 case MAX_IMAGE_SIZE:
331 try {
332 argMaxImageSize = Integer.valueOf(getopt.getOptarg());
333 } catch (NumberFormatException nfe) {
334 throw new IllegalArgumentException(
335 tr("Expected integer number for option {0}, but got ''{1}''", "--max-image-size", getopt.getOptarg()), nfe);
336 }
337 if (argMaxImageSize < 0) throw new IllegalArgumentException(
338 tr("Expected integer number >= 0 for option {0}, but got ''{1}''", "--max-image-size", getopt.getOptarg()));
339 break;
340 default:
341 throw new AssertionError("Unexpected option index: " + getopt.getLongind());
342 }
343 break;
344 case '?':
345 throw new IllegalArgumentException(); // getopt error
346 default:
347 throw new AssertionError("Unrecognized option: " + c);
348 }
349 }
350 if (currentStyle.styleUrl != null) {
351 argStyles.add(currentStyle);
352 }
353 }
354
355 /**
356 * Displays help on the console
357 */
358 public static void showHelp() {
359 System.out.println(getHelp());
360 }
361
362 private static String getHelp() {
363 return tr("JOSM rendering command line interface")+"\n\n"+
364 tr("Usage")+":\n"+
365 "\tjava -jar josm.jar render <options>\n\n"+
366 tr("Description")+":\n"+
367 tr("Renders data and saves the result to an image file.")+"\n\n"+
368 tr("Options")+":\n"+
369 "\t--help|-h "+tr("Show this help")+"\n"+
370 "\t--input|-i <file> "+tr("Input data file name (.osm)")+"\n"+
371 "\t--output|-o <file> "+tr("Output image file name (.png); defaults to ''{0}''", "out.png")+"\n"+
372 "\t--style|-s <file> "+tr("Style file to use for rendering (.mapcss or .zip)")+"\n"+
373 "\t "+tr("This option can be repeated to load multiple styles.")+"\n"+
374 "\t--setting <key>:<value> "+tr("Style setting (in JOSM accessible in the style list dialog right click menu)")+"\n"+
375 "\t "+tr("Applies to the last style loaded with the {0} option.", "--style")+"\n"+
376 "\t--zoom|-z <lvl> "+tr("Select zoom level to render. (integer value, 0=entire earth, 18=street level)")+"\n"+
377 "\t--scale <scale> "+tr("Select the map scale")+"\n"+
378 "\t "+tr("A value of 10000 denotes a scale of 1:10000 (1 cm on the map equals 100 m on the ground; "
379 + "display resolution: 96 dpi)")+"\n"+
380 "\t "+tr("Options {0} and {1} are mutually exclusive.", "--zoom", "--scale")+"\n"+
381 "\t--bounds|-b auto|<min_lon>,<min_lat>,<max_lon>,<max_lat>\n"+
382 "\t "+tr("Area to render, default value is ''{0}''", "auto")+"\n"+
383 "\t "+tr("With keyword ''{0}'', the downloaded area in the .osm input file will be used (if recorded).",
384 "auto")+"\n"+
385 "\t--anchor <lon>,<lat> "+tr("Specify bottom left corner of the rendering area")+"\n"+
386 "\t "+tr("Used in combination with width and height options to determine the area to render.")+"\n"+
387 "\t--width-m <number> "+tr("Width of the rendered area, in meter")+"\n"+
388 "\t--height-m <number> "+tr("Height of the rendered area, in meter")+"\n"+
389 "\t--width-px <number> "+tr("Width of the target image, in pixel")+"\n"+
390 "\t--height-px <number> "+tr("Height of the target image, in pixel")+"\n"+
391 "\t--projection <code> "+tr("Projection to use, default value ''{0}'' (web-Mercator)", "epsg:3857")+"\n"+
392 "\t--max-image-size <number> "+tr("Maximum image width/height in pixel (''{0}'' means no limit), default value: {1}",
393 0, Integer.toString(DEFAULT_MAX_IMAGE_SIZE))+"\n"+
394 "\n"+
395 tr("To specify the rendered area and scale, the options can be combined in various ways")+":\n"+
396 " * --bounds (--zoom|--scale|--width-px|--height-px)\n"+
397 " * --anchor (--width-m|--width-px) (--height-m|--height-px) (--zoom|--scale)\n"+
398 " * --anchor --width-m --height-m (--width-px|--height-px)\n"+
399 " * --anchor --width-px --height-px (--width-m|--height-m)\n"+
400 tr("If neither ''{0}'' nor ''{1}'' is given, the default value {2} takes effect "
401 + "and the bounds of the download area in the .osm input file are used.",
402 "bounds", "anchor", "--bounds=auto")+"\n\n"+
403 tr("Examples")+":\n"+
404 " java -jar josm.jar render -i data.osm -s style.mapcss -z 16\n"+
405 " josm render -i data.osm -s style.mapcss --scale 5000\n"+
406 " josm render -i data.osm -s style.mapcss -z 16 -o image.png\n"+
407 " josm render -i data.osm -s elemstyles.mapcss --setting hide_icons:false -z 16\n"+
408 " josm render -i data.osm -s style.mapcss -s another_style.mapcss -z 16 -o image.png\n"+
409 " josm render -i data.osm -s style.mapcss --bounds 21.151,51.401,21.152,51.402 -z 16\n"+
410 " josm render -i data.osm -s style.mapcss --anchor 21.151,51.401 --width-m 500 --height-m 300 -z 16\n"+
411 " josm render -i data.osm -s style.mapcss --anchor 21.151,51.401 --width-m 500 --height-m 300 --width-px 1800\n"+
412 " josm render -i data.osm -s style.mapcss --scale 5000 --projection epsg:4326\n";
413 }
414
415 /**
416 * Initialization.
417 *
418 * Requires arguments to be parsed already ({@link #parseArguments(java.lang.String[])}).
419 */
420 void initialize() {
421 Logging.setLogLevel(getLogLevel());
422
423 Config.setBaseDirectoriesProvider(JosmBaseDirectories.getInstance()); // for right-left-hand traffic cache file
424 Config.setPreferencesInstance(new MemoryPreferences());
425 Config.getPref().putBoolean("mappaint.auto_reload_local_styles", false); // unnecessary to listen for external changes
426 String projCode = Optional.ofNullable(argProjection).orElse("epsg:3857");
427 Main.setProjection(Projections.getProjectionByCode(projCode.toUpperCase(Locale.US)));
428
429 RightAndLefthandTraffic.initialize();
430 }
431
432 private Level getLogLevel() {
433 if (argTrace) {
434 return Logging.LEVEL_TRACE;
435 } else if (argDebug) {
436 return Logging.LEVEL_DEBUG;
437 } else {
438 return Logging.LEVEL_INFO;
439 }
440 }
441
442 /**
443 * Find the area to render and the scale, given certain command line options and the dataset.
444 * @param ds the dataset
445 * @return area to render and the scale
446 */
447 RenderingArea determineRenderingArea(DataSet ds) {
448
449 Projection proj = Main.getProjection();
450 Double scale = null; // scale in east-north units per pixel
451 if (argZoom != null) {
452 scale = OsmMercator.EARTH_RADIUS * Math.PI * 2 / Math.pow(2, argZoom) / OsmMercator.DEFAUL_TILE_SIZE / proj.getMetersPerUnit();
453 }
454 Bounds bounds = argBounds;
455 ProjectionBounds pb = null;
456
457 if (bounds == null) {
458 if (argAnchor != null) {
459 EastNorth projAnchor = proj.latlon2eastNorth(argAnchor);
460
461 double enPerMeter = Double.NaN;
462 DoubleSupplier getEnPerMeter = () -> {
463 double shiftMeter = 10;
464 EastNorth projAnchorShifted = projAnchor.add(
465 shiftMeter / proj.getMetersPerUnit(), shiftMeter / proj.getMetersPerUnit());
466 LatLon anchorShifted = proj.eastNorth2latlon(projAnchorShifted);
467 return projAnchor.distance(projAnchorShifted) / argAnchor.greatCircleDistance(anchorShifted);
468 };
469
470 if (scale == null) {
471 if (argScale != null) {
472 enPerMeter = getEnPerMeter.getAsDouble();
473 scale = argScale * enPerMeter / PIXEL_PER_METER;
474 } else if (argWidthM != null && argWidthPx != null) {
475 enPerMeter = getEnPerMeter.getAsDouble();
476 scale = argWidthM / argWidthPx * enPerMeter;
477 } else if (argHeightM != null && argHeightPx != null) {
478 enPerMeter = getEnPerMeter.getAsDouble();
479 scale = argHeightM / argHeightPx * enPerMeter;
480 } else {
481 throw new IllegalArgumentException(
482 tr("Argument {0} given, but scale cannot be determined from remaining arguments", "--anchor"));
483 }
484 }
485
486 double widthEn;
487 if (argWidthM != null) {
488 if (Double.isNaN(enPerMeter)) {
489 enPerMeter = getEnPerMeter.getAsDouble();
490 }
491 widthEn = argWidthM * enPerMeter;
492 } else if (argWidthPx != null) {
493 widthEn = argWidthPx * scale;
494 } else {
495 throw new IllegalArgumentException(
496 tr("Argument {0} given, expected {1} or {2}", "--anchor", "--width-m", "--width-px"));
497 }
498
499 double heightEn;
500 if (argHeightM != null) {
501 if (Double.isNaN(enPerMeter)) {
502 enPerMeter = getEnPerMeter.getAsDouble();
503 }
504 heightEn = argHeightM * enPerMeter;
505 } else if (argHeightPx != null) {
506 heightEn = argHeightPx * scale;
507 } else {
508 throw new IllegalArgumentException(
509 tr("Argument {0} given, expected {1} or {2}", "--anchor", "--height-m", "--height-px"));
510 }
511 pb = new ProjectionBounds(projAnchor);
512 pb.extend(new EastNorth(projAnchor.east() + widthEn, projAnchor.north() + heightEn));
513 bounds = new Bounds(proj.eastNorth2latlon(pb.getMin()), false);
514 bounds.extend(proj.eastNorth2latlon(pb.getMax()));
515 } else {
516 if (ds.getDataSourceBounds().isEmpty()) {
517 throw new IllegalArgumentException(tr("{0} mode, but no bounds found in osm data input file", "--bounds=auto"));
518 }
519 bounds = ds.getDataSourceBounds().get(0);
520 }
521 }
522
523 if (pb == null) {
524 pb = new ProjectionBounds();
525 pb.extend(proj.latlon2eastNorth(bounds.getMin()));
526 pb.extend(proj.latlon2eastNorth(bounds.getMax()));
527 }
528
529 if (scale == null) {
530 if (argScale != null) {
531 double enPerMeter = pb.getMin().distance(pb.getMax()) / bounds.getMin().greatCircleDistance(bounds.getMax());
532 scale = argScale * enPerMeter / PIXEL_PER_METER;
533 } else if (argWidthPx != null) {
534 scale = (pb.maxEast - pb.minEast) / argWidthPx;
535 } else if (argHeightPx != null) {
536 scale = (pb.maxNorth - pb.minNorth) / argHeightPx;
537 } else {
538 throw new IllegalArgumentException(
539 tr("Unable to determine scale, one of the options {0}, {1}, {2} or {3} expected",
540 "--zoom", "--scale", "--width-px", "--height-px"));
541 }
542 }
543
544 RenderingArea ra = new RenderingArea();
545 ra.bounds = bounds;
546 ra.scale = scale;
547 return ra;
548 }
549
550 private DataSet loadDataset() throws IOException, IllegalDataException {
551 if (argInput == null) {
552 throw new IllegalArgumentException(tr("Missing argument - input data file ({0})", "--input|-i"));
553 }
554 try {
555 return OsmReader.parseDataSet(Files.newInputStream(Paths.get(argInput)), null);
556 } catch (IllegalDataException e) {
557 throw new IllegalDataException(tr("In .osm data file ''{0}'' - ", argInput) + e.getMessage(), e);
558 }
559 }
560
561 private void checkPreconditions(RenderingHelper rh) {
562 if (argStyles.isEmpty())
563 throw new IllegalArgumentException(tr("Missing argument - at least one style expected ({0})", "--style"));
564
565 Dimension imgSize = rh.getImageSize();
566 Logging.debug("image size (px): {0}x{1}", imgSize.width, imgSize.height);
567 int maxSize = Optional.ofNullable(argMaxImageSize).orElse(DEFAULT_MAX_IMAGE_SIZE);
568 if (maxSize != 0 && (imgSize.width > maxSize || imgSize.height > maxSize)) {
569 throw new IllegalArgumentException(
570 tr("Image dimensions ({0}x{1}) exceeds maximum image size {2} (use option {3} to change limit)",
571 imgSize.width, imgSize.height, maxSize, "--max-image-size"));
572 }
573 }
574
575 private void writeImageToFile(BufferedImage image) throws IOException {
576 String output = Optional.ofNullable(argOutput).orElse("out.png");
577 ImageIO.write(image, "png", new File(output));
578 }
579}
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