1 /*
2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3 % %
4 % %
5 % CCCC OOO L OOO RRRR %
6 % C O O L O O R R %
7 % C O O L O O RRRR %
8 % C O O L O O R R %
9 % CCCC OOO LLLLL OOO R R %
10 % %
11 % %
12 % MagickCore Color Methods %
13 % %
14 % Software Design %
15 % Cristy %
16 % July 1992 %
17 % %
18 % %
19 % Copyright 1999-2016 ImageMagick Studio LLC, a non-profit organization %
20 % dedicated to making software imaging solutions freely available. %
21 % %
22 % You may not use this file except in compliance with the License. You may %
23 % obtain a copy of the License at %
24 % %
25 % http://www.imagemagick.org/script/license.php %
26 % %
27 % Unless required by applicable law or agreed to in writing, software %
28 % distributed under the License is distributed on an "AS IS" BASIS, %
29 % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
30 % See the License for the specific language governing permissions and %
31 % limitations under the License. %
32 % %
33 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
34 %
35 % We use linked-lists because splay-trees do not currently support duplicate
36 % key / value pairs (.e.g X11 green compliance and SVG green compliance).
37 %
38 */
39
40 /*
41 Include declarations.
42 */
43 #include "MagickCore/studio.h"
44 #include "MagickCore/blob.h"
45 #include "MagickCore/cache-view.h"
46 #include "MagickCore/cache.h"
47 #include "MagickCore/color.h"
48 #include "MagickCore/color-private.h"
49 #include "MagickCore/colorspace-private.h"
50 #include "MagickCore/client.h"
51 #include "MagickCore/configure.h"
52 #include "MagickCore/exception.h"
53 #include "MagickCore/exception-private.h"
54 #include "MagickCore/gem.h"
55 #include "MagickCore/gem-private.h"
56 #include "MagickCore/geometry.h"
57 #include "MagickCore/image-private.h"
58 #include "MagickCore/memory_.h"
59 #include "MagickCore/monitor.h"
60 #include "MagickCore/monitor-private.h"
61 #include "MagickCore/option.h"
62 #include "MagickCore/pixel-accessor.h"
63 #include "MagickCore/quantize.h"
64 #include "MagickCore/quantum.h"
65 #include "MagickCore/quantum-private.h"
66 #include "MagickCore/semaphore.h"
67 #include "MagickCore/string_.h"
68 #include "MagickCore/token.h"
69 #include "MagickCore/utility.h"
70 #include "MagickCore/utility-private.h"
71 #include "MagickCore/xml-tree.h"
72 #include "MagickCore/xml-tree-private.h"
73
74 /*
75 Define declarations.
76 */
77 #define ColorFilename "colors.xml"
78
79 /*
80 Typedef declarations.
81 */
82 typedef struct _ColorMapInfo
83 {
84 const char
85 *name;
86
87 const unsigned char
88 red,
89 green,
90 blue;
91
92 const float
93 alpha;
94
95 const ssize_t
96 compliance;
97 } ColorMapInfo;
98
99 /*
100 Static declarations.
101 */
102 static const ColorMapInfo
103 ColorMap[] =
104 {
105 { "none", 0, 0, 0, 0, SVGCompliance | XPMCompliance },
106 { "black", 0, 0, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
107 { "red", 255, 0, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
108 { "magenta", 255, 0, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
109 { "green", 0, 128, 0, 1, SVGCompliance },
110 { "cyan", 0, 255, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
111 { "blue", 0, 0, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
112 { "yellow", 255, 255, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
113 { "white", 255, 255, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
114 { "AliceBlue", 240, 248, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
115 { "AntiqueWhite", 250, 235, 215, 1, SVGCompliance | X11Compliance | XPMCompliance },
116 { "AntiqueWhite1", 255, 239, 219, 1, X11Compliance },
117 { "AntiqueWhite2", 238, 223, 204, 1, X11Compliance },
118 { "AntiqueWhite3", 205, 192, 176, 1, X11Compliance },
119 { "AntiqueWhite4", 139, 131, 120, 1, X11Compliance },
120 { "aqua", 0, 255, 255, 1, SVGCompliance },
121 { "aquamarine", 127, 255, 212, 1, SVGCompliance | X11Compliance | XPMCompliance },
122 { "aquamarine1", 127, 255, 212, 1, X11Compliance },
123 { "aquamarine2", 118, 238, 198, 1, X11Compliance },
124 { "aquamarine3", 102, 205, 170, 1, X11Compliance },
125 { "aquamarine4", 69, 139, 116, 1, X11Compliance },
126 { "azure", 240, 255, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
127 { "azure1", 240, 255, 255, 1, X11Compliance },
128 { "azure2", 224, 238, 238, 1, X11Compliance },
129 { "azure3", 193, 205, 205, 1, X11Compliance },
130 { "azure4", 131, 139, 139, 1, X11Compliance },
131 { "beige", 245, 245, 220, 1, SVGCompliance | X11Compliance | XPMCompliance },
132 { "bisque", 255, 228, 196, 1, SVGCompliance | X11Compliance | XPMCompliance },
133 { "bisque1", 255, 228, 196, 1, X11Compliance },
134 { "bisque2", 238, 213, 183, 1, X11Compliance },
135 { "bisque3", 205, 183, 158, 1, X11Compliance },
136 { "bisque4", 139, 125, 107, 1, X11Compliance },
137 { "BlanchedAlmond", 255, 235, 205, 1, SVGCompliance | X11Compliance | XPMCompliance },
138 { "blue1", 0, 0, 255, 1, X11Compliance },
139 { "blue2", 0, 0, 238, 1, X11Compliance },
140 { "blue3", 0, 0, 205, 1, X11Compliance },
141 { "blue4", 0, 0, 139, 1, X11Compliance },
142 { "BlueViolet", 138, 43, 226, 1, SVGCompliance | X11Compliance | XPMCompliance },
143 { "brown", 165, 42, 42, 1, SVGCompliance | X11Compliance | XPMCompliance },
144 { "brown1", 255, 64, 64, 1, X11Compliance },
145 { "brown2", 238, 59, 59, 1, X11Compliance },
146 { "brown3", 205, 51, 51, 1, X11Compliance },
147 { "brown4", 139, 35, 35, 1, X11Compliance },
148 { "burlywood", 222, 184, 135, 1, SVGCompliance | X11Compliance | XPMCompliance },
149 { "burlywood1", 255, 211, 155, 1, X11Compliance },
150 { "burlywood2", 238, 197, 145, 1, X11Compliance },
151 { "burlywood3", 205, 170, 125, 1, X11Compliance },
152 { "burlywood4", 139, 115, 85, 1, X11Compliance },
153 { "CadetBlue", 95, 158, 160, 1, SVGCompliance | X11Compliance | XPMCompliance },
154 { "CadetBlue1", 152, 245, 255, 1, X11Compliance },
155 { "CadetBlue2", 142, 229, 238, 1, X11Compliance },
156 { "CadetBlue3", 122, 197, 205, 1, X11Compliance },
157 { "CadetBlue4", 83, 134, 139, 1, X11Compliance },
158 { "chartreuse", 127, 255, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
159 { "chartreuse1", 127, 255, 0, 1, X11Compliance },
160 { "chartreuse2", 118, 238, 0, 1, X11Compliance },
161 { "chartreuse3", 102, 205, 0, 1, X11Compliance },
162 { "chartreuse4", 69, 139, 0, 1, X11Compliance },
163 { "chocolate", 210, 105, 30, 1, SVGCompliance | X11Compliance | XPMCompliance },
164 { "chocolate1", 255, 127, 36, 1, X11Compliance },
165 { "chocolate2", 238, 118, 33, 1, X11Compliance },
166 { "chocolate3", 205, 102, 29, 1, X11Compliance },
167 { "chocolate4", 139, 69, 19, 1, X11Compliance },
168 { "coral", 255, 127, 80, 1, SVGCompliance | X11Compliance | XPMCompliance },
169 { "coral1", 255, 114, 86, 1, X11Compliance },
170 { "coral2", 238, 106, 80, 1, X11Compliance },
171 { "coral3", 205, 91, 69, 1, X11Compliance },
172 { "coral4", 139, 62, 47, 1, X11Compliance },
173 { "CornflowerBlue", 100, 149, 237, 1, SVGCompliance | X11Compliance | XPMCompliance },
174 { "cornsilk", 255, 248, 220, 1, SVGCompliance | X11Compliance | XPMCompliance },
175 { "cornsilk1", 255, 248, 220, 1, X11Compliance },
176 { "cornsilk2", 238, 232, 205, 1, X11Compliance },
177 { "cornsilk3", 205, 200, 177, 1, X11Compliance },
178 { "cornsilk4", 139, 136, 120, 1, X11Compliance },
179 { "crimson", 220, 20, 60, 1, SVGCompliance },
180 { "cyan1", 0, 255, 255, 1, X11Compliance },
181 { "cyan2", 0, 238, 238, 1, X11Compliance },
182 { "cyan3", 0, 205, 205, 1, X11Compliance },
183 { "cyan4", 0, 139, 139, 1, X11Compliance },
184 { "DarkBlue", 0, 0, 139, 1, SVGCompliance | X11Compliance },
185 { "DarkCyan", 0, 139, 139, 1, SVGCompliance | X11Compliance },
186 { "DarkGoldenrod", 184, 134, 11, 1, SVGCompliance | X11Compliance | XPMCompliance },
187 { "DarkGoldenrod1", 255, 185, 15, 1, X11Compliance },
188 { "DarkGoldenrod2", 238, 173, 14, 1, X11Compliance },
189 { "DarkGoldenrod3", 205, 149, 12, 1, X11Compliance },
190 { "DarkGoldenrod4", 139, 101, 8, 1, X11Compliance },
191 { "DarkGray", 169, 169, 169, 1, SVGCompliance | X11Compliance },
192 { "DarkGreen", 0, 100, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
193 { "DarkGrey", 169, 169, 169, 1, SVGCompliance | X11Compliance },
194 { "DarkKhaki", 189, 183, 107, 1, SVGCompliance | X11Compliance | XPMCompliance },
195 { "DarkMagenta", 139, 0, 139, 1, SVGCompliance | X11Compliance },
196 { "DarkOliveGreen", 85, 107, 47, 1, SVGCompliance | X11Compliance | XPMCompliance },
197 { "DarkOliveGreen1", 202, 255, 112, 1, X11Compliance },
198 { "DarkOliveGreen2", 188, 238, 104, 1, X11Compliance },
199 { "DarkOliveGreen3", 162, 205, 90, 1, X11Compliance },
200 { "DarkOliveGreen4", 110, 139, 61, 1, X11Compliance },
201 { "DarkOrange", 255, 140, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
202 { "DarkOrange1", 255, 127, 0, 1, X11Compliance },
203 { "DarkOrange2", 238, 118, 0, 1, X11Compliance },
204 { "DarkOrange3", 205, 102, 0, 1, X11Compliance },
205 { "DarkOrange4", 139, 69, 0, 1, X11Compliance },
206 { "DarkOrchid", 153, 50, 204, 1, SVGCompliance | X11Compliance | XPMCompliance },
207 { "DarkOrchid1", 191, 62, 255, 1, X11Compliance },
208 { "DarkOrchid2", 178, 58, 238, 1, X11Compliance },
209 { "DarkOrchid3", 154, 50, 205, 1, X11Compliance },
210 { "DarkOrchid4", 104, 34, 139, 1, X11Compliance },
211 { "DarkRed", 139, 0, 0, 1, SVGCompliance | X11Compliance },
212 { "DarkSalmon", 233, 150, 122, 1, SVGCompliance | X11Compliance | XPMCompliance },
213 { "DarkSeaGreen", 143, 188, 143, 1, SVGCompliance | X11Compliance | XPMCompliance },
214 { "DarkSeaGreen1", 193, 255, 193, 1, X11Compliance },
215 { "DarkSeaGreen2", 180, 238, 180, 1, X11Compliance },
216 { "DarkSeaGreen3", 155, 205, 155, 1, X11Compliance },
217 { "DarkSeaGreen4", 105, 139, 105, 1, X11Compliance },
218 { "DarkSlateBlue", 72, 61, 139, 1, SVGCompliance | X11Compliance | XPMCompliance },
219 { "DarkSlateGray", 47, 79, 79, 1, SVGCompliance | X11Compliance | XPMCompliance },
220 { "DarkSlateGray1", 151, 255, 255, 1, X11Compliance },
221 { "DarkSlateGray2", 141, 238, 238, 1, X11Compliance },
222 { "DarkSlateGray3", 121, 205, 205, 1, X11Compliance },
223 { "DarkSlateGray4", 82, 139, 139, 1, X11Compliance },
224 { "DarkSlateGrey", 47, 79, 79, 1, SVGCompliance | X11Compliance },
225 { "DarkTurquoise", 0, 206, 209, 1, SVGCompliance | X11Compliance | XPMCompliance },
226 { "DarkViolet", 148, 0, 211, 1, SVGCompliance | X11Compliance | XPMCompliance },
227 { "DeepPink", 255, 20, 147, 1, SVGCompliance | X11Compliance | XPMCompliance },
228 { "DeepPink1", 255, 20, 147, 1, X11Compliance },
229 { "DeepPink2", 238, 18, 137, 1, X11Compliance },
230 { "DeepPink3", 205, 16, 118, 1, X11Compliance },
231 { "DeepPink4", 139, 10, 80, 1, X11Compliance },
232 { "DeepSkyBlue", 0, 191, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
233 { "DeepSkyBlue1", 0, 191, 255, 1, X11Compliance },
234 { "DeepSkyBlue2", 0, 178, 238, 1, X11Compliance },
235 { "DeepSkyBlue3", 0, 154, 205, 1, X11Compliance },
236 { "DeepSkyBlue4", 0, 104, 139, 1, X11Compliance },
237 { "DimGray", 105, 105, 105, 1, SVGCompliance | X11Compliance | XPMCompliance },
238 { "DimGrey", 105, 105, 105, 1, SVGCompliance | X11Compliance },
239 { "DodgerBlue", 30, 144, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
240 { "DodgerBlue1", 30, 144, 255, 1, X11Compliance },
241 { "DodgerBlue2", 28, 134, 238, 1, X11Compliance },
242 { "DodgerBlue3", 24, 116, 205, 1, X11Compliance },
243 { "DodgerBlue4", 16, 78, 139, 1, X11Compliance },
244 { "firebrick", 178, 34, 34, 1, SVGCompliance | X11Compliance | XPMCompliance },
245 { "firebrick1", 255, 48, 48, 1, X11Compliance },
246 { "firebrick2", 238, 44, 44, 1, X11Compliance },
247 { "firebrick3", 205, 38, 38, 1, X11Compliance },
248 { "firebrick4", 139, 26, 26, 1, X11Compliance },
249 { "FloralWhite", 255, 250, 240, 1, SVGCompliance | X11Compliance | XPMCompliance },
250 { "ForestGreen", 34, 139, 34, 1, SVGCompliance | X11Compliance | XPMCompliance },
251 { "fractal", 128, 128, 128, 1, SVGCompliance },
252 { "freeze", 0, 0, 0, 0, SVGCompliance },
253 { "fuchsia", 255, 0, 255, 1, SVGCompliance },
254 { "gainsboro", 220, 220, 220, 1, SVGCompliance | X11Compliance | XPMCompliance },
255 { "GhostWhite", 248, 248, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
256 { "gold", 255, 215, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
257 { "gold1", 255, 215, 0, 1, X11Compliance },
258 { "gold2", 238, 201, 0, 1, X11Compliance },
259 { "gold3", 205, 173, 0, 1, X11Compliance },
260 { "gold4", 139, 117, 0, 1, X11Compliance },
261 { "goldenrod", 218, 165, 32, 1, SVGCompliance | X11Compliance | XPMCompliance },
262 { "goldenrod1", 255, 193, 37, 1, X11Compliance },
263 { "goldenrod2", 238, 180, 34, 1, X11Compliance },
264 { "goldenrod3", 205, 155, 29, 1, X11Compliance },
265 { "goldenrod4", 139, 105, 20, 1, X11Compliance },
266 { "gray", 126, 126, 126, 1, SVGCompliance },
267 { "gray", 190, 190, 190, 1, X11Compliance | XPMCompliance },
268 { "gray0", 0, 0, 0, 1, X11Compliance | XPMCompliance },
269 { "gray1", 3, 3, 3, 1, X11Compliance | XPMCompliance },
270 { "gray10", 26, 26, 26, 1, X11Compliance | XPMCompliance },
271 { "gray100", 255, 255, 255, 1, X11Compliance | XPMCompliance },
272 { "gray100", 255, 255, 255, 1, X11Compliance | XPMCompliance },
273 { "gray11", 28, 28, 28, 1, X11Compliance | XPMCompliance },
274 { "gray12", 31, 31, 31, 1, X11Compliance | XPMCompliance },
275 { "gray13", 33, 33, 33, 1, X11Compliance | XPMCompliance },
276 { "gray14", 36, 36, 36, 1, X11Compliance | XPMCompliance },
277 { "gray15", 38, 38, 38, 1, X11Compliance | XPMCompliance },
278 { "gray16", 41, 41, 41, 1, X11Compliance | XPMCompliance },
279 { "gray17", 43, 43, 43, 1, X11Compliance | XPMCompliance },
280 { "gray18", 46, 46, 46, 1, X11Compliance | XPMCompliance },
281 { "gray19", 48, 48, 48, 1, X11Compliance | XPMCompliance },
282 { "gray2", 5, 5, 5, 1, X11Compliance | XPMCompliance },
283 { "gray20", 51, 51, 51, 1, X11Compliance | XPMCompliance },
284 { "gray21", 54, 54, 54, 1, X11Compliance | XPMCompliance },
285 { "gray22", 56, 56, 56, 1, X11Compliance | XPMCompliance },
286 { "gray23", 59, 59, 59, 1, X11Compliance | XPMCompliance },
287 { "gray24", 61, 61, 61, 1, X11Compliance | XPMCompliance },
288 { "gray25", 64, 64, 64, 1, X11Compliance | XPMCompliance },
289 { "gray26", 66, 66, 66, 1, X11Compliance | XPMCompliance },
290 { "gray27", 69, 69, 69, 1, X11Compliance | XPMCompliance },
291 { "gray28", 71, 71, 71, 1, X11Compliance | XPMCompliance },
292 { "gray29", 74, 74, 74, 1, X11Compliance | XPMCompliance },
293 { "gray3", 8, 8, 8, 1, X11Compliance | XPMCompliance },
294 { "gray30", 77, 77, 77, 1, X11Compliance | XPMCompliance },
295 { "gray31", 79, 79, 79, 1, X11Compliance | XPMCompliance },
296 { "gray32", 82, 82, 82, 1, X11Compliance | XPMCompliance },
297 { "gray33", 84, 84, 84, 1, X11Compliance | XPMCompliance },
298 { "gray34", 87, 87, 87, 1, X11Compliance | XPMCompliance },
299 { "gray35", 89, 89, 89, 1, X11Compliance | XPMCompliance },
300 { "gray36", 92, 92, 92, 1, X11Compliance | XPMCompliance },
301 { "gray37", 94, 94, 94, 1, X11Compliance | XPMCompliance },
302 { "gray38", 97, 97, 97, 1, X11Compliance | XPMCompliance },
303 { "gray39", 99, 99, 99, 1, X11Compliance | XPMCompliance },
304 { "gray4", 10, 10, 10, 1, X11Compliance | XPMCompliance },
305 { "gray40", 102, 102, 102, 1, X11Compliance | XPMCompliance },
306 { "gray41", 105, 105, 105, 1, X11Compliance | XPMCompliance },
307 { "gray42", 107, 107, 107, 1, X11Compliance | XPMCompliance },
308 { "gray43", 110, 110, 110, 1, X11Compliance | XPMCompliance },
309 { "gray44", 112, 112, 112, 1, X11Compliance | XPMCompliance },
310 { "gray45", 115, 115, 115, 1, X11Compliance | XPMCompliance },
311 { "gray46", 117, 117, 117, 1, X11Compliance | XPMCompliance },
312 { "gray47", 120, 120, 120, 1, X11Compliance | XPMCompliance },
313 { "gray48", 122, 122, 122, 1, X11Compliance | XPMCompliance },
314 { "gray49", 125, 125, 125, 1, X11Compliance | XPMCompliance },
315 { "gray5", 13, 13, 13, 1, X11Compliance | XPMCompliance },
316 { "gray50", 127, 127, 127, 1, X11Compliance | XPMCompliance },
317 { "gray51", 130, 130, 130, 1, X11Compliance | XPMCompliance },
318 { "gray52", 133, 133, 133, 1, X11Compliance | XPMCompliance },
319 { "gray53", 135, 135, 135, 1, X11Compliance | XPMCompliance },
320 { "gray54", 138, 138, 138, 1, X11Compliance | XPMCompliance },
321 { "gray55", 140, 140, 140, 1, X11Compliance | XPMCompliance },
322 { "gray56", 143, 143, 143, 1, X11Compliance | XPMCompliance },
323 { "gray57", 145, 145, 145, 1, X11Compliance | XPMCompliance },
324 { "gray58", 148, 148, 148, 1, X11Compliance | XPMCompliance },
325 { "gray59", 150, 150, 150, 1, X11Compliance | XPMCompliance },
326 { "gray6", 15, 15, 15, 1, X11Compliance | XPMCompliance },
327 { "gray60", 153, 153, 153, 1, X11Compliance | XPMCompliance },
328 { "gray61", 156, 156, 156, 1, X11Compliance | XPMCompliance },
329 { "gray62", 158, 158, 158, 1, X11Compliance | XPMCompliance },
330 { "gray63", 161, 161, 161, 1, X11Compliance | XPMCompliance },
331 { "gray64", 163, 163, 163, 1, X11Compliance | XPMCompliance },
332 { "gray65", 166, 166, 166, 1, X11Compliance | XPMCompliance },
333 { "gray66", 168, 168, 168, 1, X11Compliance | XPMCompliance },
334 { "gray67", 171, 171, 171, 1, X11Compliance | XPMCompliance },
335 { "gray68", 173, 173, 173, 1, X11Compliance | XPMCompliance },
336 { "gray69", 176, 176, 176, 1, X11Compliance | XPMCompliance },
337 { "gray7", 18, 18, 18, 1, X11Compliance | XPMCompliance },
338 { "gray70", 179, 179, 179, 1, X11Compliance | XPMCompliance },
339 { "gray71", 181, 181, 181, 1, X11Compliance | XPMCompliance },
340 { "gray72", 184, 184, 184, 1, X11Compliance | XPMCompliance },
341 { "gray73", 186, 186, 186, 1, X11Compliance | XPMCompliance },
342 { "gray74", 189, 189, 189, 1, X11Compliance | XPMCompliance },
343 { "gray75", 191, 191, 191, 1, X11Compliance | XPMCompliance },
344 { "gray76", 194, 194, 194, 1, X11Compliance | XPMCompliance },
345 { "gray77", 196, 196, 196, 1, X11Compliance | XPMCompliance },
346 { "gray78", 199, 199, 199, 1, X11Compliance | XPMCompliance },
347 { "gray79", 201, 201, 201, 1, X11Compliance | XPMCompliance },
348 { "gray8", 20, 20, 20, 1, X11Compliance | XPMCompliance },
349 { "gray80", 204, 204, 204, 1, X11Compliance | XPMCompliance },
350 { "gray81", 207, 207, 207, 1, X11Compliance | XPMCompliance },
351 { "gray82", 209, 209, 209, 1, X11Compliance | XPMCompliance },
352 { "gray83", 212, 212, 212, 1, X11Compliance | XPMCompliance },
353 { "gray84", 214, 214, 214, 1, X11Compliance | XPMCompliance },
354 { "gray85", 217, 217, 217, 1, X11Compliance | XPMCompliance },
355 { "gray86", 219, 219, 219, 1, X11Compliance | XPMCompliance },
356 { "gray87", 222, 222, 222, 1, X11Compliance | XPMCompliance },
357 { "gray88", 224, 224, 224, 1, X11Compliance | XPMCompliance },
358 { "gray89", 227, 227, 227, 1, X11Compliance | XPMCompliance },
359 { "gray9", 23, 23, 23, 1, X11Compliance | XPMCompliance },
360 { "gray90", 229, 229, 229, 1, X11Compliance | XPMCompliance },
361 { "gray91", 232, 232, 232, 1, X11Compliance | XPMCompliance },
362 { "gray92", 235, 235, 235, 1, X11Compliance | XPMCompliance },
363 { "gray93", 237, 237, 237, 1, X11Compliance | XPMCompliance },
364 { "gray94", 240, 240, 240, 1, X11Compliance | XPMCompliance },
365 { "gray95", 242, 242, 242, 1, X11Compliance | XPMCompliance },
366 { "gray96", 245, 245, 245, 1, X11Compliance | XPMCompliance },
367 { "gray97", 247, 247, 247, 1, X11Compliance | XPMCompliance },
368 { "gray98", 250, 250, 250, 1, X11Compliance | XPMCompliance },
369 { "gray99", 252, 252, 252, 1, X11Compliance | XPMCompliance },
370 { "green", 0, 255, 0, 1, X11Compliance | XPMCompliance },
371 { "green1", 0, 255, 0, 1, X11Compliance },
372 { "green2", 0, 238, 0, 1, X11Compliance },
373 { "green3", 0, 205, 0, 1, X11Compliance },
374 { "green4", 0, 139, 0, 1, X11Compliance },
375 { "GreenYellow", 173, 255, 47, 1, X11Compliance | XPMCompliance },
376 { "grey", 190, 190, 190, 1, SVGCompliance | X11Compliance },
377 { "grey0", 0, 0, 0, 1, SVGCompliance | X11Compliance },
378 { "grey1", 3, 3, 3, 1, SVGCompliance | X11Compliance },
379 { "grey10", 26, 26, 26, 1, SVGCompliance | X11Compliance },
380 { "grey100", 255, 255, 255, 1, SVGCompliance | X11Compliance },
381 { "grey11", 28, 28, 28, 1, SVGCompliance | X11Compliance },
382 { "grey12", 31, 31, 31, 1, SVGCompliance | X11Compliance },
383 { "grey13", 33, 33, 33, 1, SVGCompliance | X11Compliance },
384 { "grey14", 36, 36, 36, 1, SVGCompliance | X11Compliance },
385 { "grey15", 38, 38, 38, 1, SVGCompliance | X11Compliance },
386 { "grey16", 41, 41, 41, 1, SVGCompliance | X11Compliance },
387 { "grey17", 43, 43, 43, 1, SVGCompliance | X11Compliance },
388 { "grey18", 46, 46, 46, 1, SVGCompliance | X11Compliance },
389 { "grey19", 48, 48, 48, 1, SVGCompliance | X11Compliance },
390 { "grey2", 5, 5, 5, 1, SVGCompliance | X11Compliance },
391 { "grey20", 51, 51, 51, 1, SVGCompliance | X11Compliance },
392 { "grey21", 54, 54, 54, 1, SVGCompliance | X11Compliance },
393 { "grey22", 56, 56, 56, 1, SVGCompliance | X11Compliance },
394 { "grey23", 59, 59, 59, 1, SVGCompliance | X11Compliance },
395 { "grey24", 61, 61, 61, 1, SVGCompliance | X11Compliance },
396 { "grey25", 64, 64, 64, 1, SVGCompliance | X11Compliance },
397 { "grey26", 66, 66, 66, 1, SVGCompliance | X11Compliance },
398 { "grey27", 69, 69, 69, 1, SVGCompliance | X11Compliance },
399 { "grey28", 71, 71, 71, 1, SVGCompliance | X11Compliance },
400 { "grey29", 74, 74, 74, 1, SVGCompliance | X11Compliance },
401 { "grey3", 8, 8, 8, 1, SVGCompliance | X11Compliance },
402 { "grey30", 77, 77, 77, 1, SVGCompliance | X11Compliance },
403 { "grey31", 79, 79, 79, 1, SVGCompliance | X11Compliance },
404 { "grey32", 82, 82, 82, 1, SVGCompliance | X11Compliance },
405 { "grey33", 84, 84, 84, 1, SVGCompliance | X11Compliance },
406 { "grey34", 87, 87, 87, 1, SVGCompliance | X11Compliance },
407 { "grey35", 89, 89, 89, 1, SVGCompliance | X11Compliance },
408 { "grey36", 92, 92, 92, 1, SVGCompliance | X11Compliance },
409 { "grey37", 94, 94, 94, 1, SVGCompliance | X11Compliance },
410 { "grey38", 97, 97, 97, 1, SVGCompliance | X11Compliance },
411 { "grey39", 99, 99, 99, 1, SVGCompliance | X11Compliance },
412 { "grey4", 10, 10, 10, 1, SVGCompliance | X11Compliance },
413 { "grey40", 102, 102, 102, 1, SVGCompliance | X11Compliance },
414 { "grey41", 105, 105, 105, 1, SVGCompliance | X11Compliance },
415 { "grey42", 107, 107, 107, 1, SVGCompliance | X11Compliance },
416 { "grey43", 110, 110, 110, 1, SVGCompliance | X11Compliance },
417 { "grey44", 112, 112, 112, 1, SVGCompliance | X11Compliance },
418 { "grey45", 115, 115, 115, 1, SVGCompliance | X11Compliance },
419 { "grey46", 117, 117, 117, 1, SVGCompliance | X11Compliance },
420 { "grey47", 120, 120, 120, 1, SVGCompliance | X11Compliance },
421 { "grey48", 122, 122, 122, 1, SVGCompliance | X11Compliance },
422 { "grey49", 125, 125, 125, 1, SVGCompliance | X11Compliance },
423 { "grey5", 13, 13, 13, 1, SVGCompliance | X11Compliance },
424 { "grey50", 127, 127, 127, 1, SVGCompliance | X11Compliance },
425 { "grey51", 130, 130, 130, 1, SVGCompliance | X11Compliance },
426 { "grey52", 133, 133, 133, 1, SVGCompliance | X11Compliance },
427 { "grey53", 135, 135, 135, 1, SVGCompliance | X11Compliance },
428 { "grey54", 138, 138, 138, 1, SVGCompliance | X11Compliance },
429 { "grey55", 140, 140, 140, 1, SVGCompliance | X11Compliance },
430 { "grey56", 143, 143, 143, 1, SVGCompliance | X11Compliance },
431 { "grey57", 145, 145, 145, 1, SVGCompliance | X11Compliance },
432 { "grey58", 148, 148, 148, 1, SVGCompliance | X11Compliance },
433 { "grey59", 150, 150, 150, 1, SVGCompliance | X11Compliance },
434 { "grey6", 15, 15, 15, 1, SVGCompliance | X11Compliance },
435 { "grey60", 153, 153, 153, 1, SVGCompliance | X11Compliance },
436 { "grey61", 156, 156, 156, 1, SVGCompliance | X11Compliance },
437 { "grey62", 158, 158, 158, 1, SVGCompliance | X11Compliance },
438 { "grey63", 161, 161, 161, 1, SVGCompliance | X11Compliance },
439 { "grey64", 163, 163, 163, 1, SVGCompliance | X11Compliance },
440 { "grey65", 166, 166, 166, 1, SVGCompliance | X11Compliance },
441 { "grey66", 168, 168, 168, 1, SVGCompliance | X11Compliance },
442 { "grey67", 171, 171, 171, 1, SVGCompliance | X11Compliance },
443 { "grey68", 173, 173, 173, 1, SVGCompliance | X11Compliance },
444 { "grey69", 176, 176, 176, 1, SVGCompliance | X11Compliance },
445 { "grey7", 18, 18, 18, 1, SVGCompliance | X11Compliance },
446 { "grey70", 179, 179, 179, 1, SVGCompliance | X11Compliance },
447 { "grey71", 181, 181, 181, 1, SVGCompliance | X11Compliance },
448 { "grey72", 184, 184, 184, 1, SVGCompliance | X11Compliance },
449 { "grey73", 186, 186, 186, 1, SVGCompliance | X11Compliance },
450 { "grey74", 189, 189, 189, 1, SVGCompliance | X11Compliance },
451 { "grey75", 191, 191, 191, 1, SVGCompliance | X11Compliance },
452 { "grey76", 194, 194, 194, 1, SVGCompliance | X11Compliance },
453 { "grey77", 196, 196, 196, 1, SVGCompliance | X11Compliance },
454 { "grey78", 199, 199, 199, 1, SVGCompliance | X11Compliance },
455 { "grey79", 201, 201, 201, 1, SVGCompliance | X11Compliance },
456 { "grey8", 20, 20, 20, 1, SVGCompliance | X11Compliance },
457 { "grey80", 204, 204, 204, 1, SVGCompliance | X11Compliance },
458 { "grey81", 207, 207, 207, 1, SVGCompliance | X11Compliance },
459 { "grey82", 209, 209, 209, 1, SVGCompliance | X11Compliance },
460 { "grey83", 212, 212, 212, 1, SVGCompliance | X11Compliance },
461 { "grey84", 214, 214, 214, 1, SVGCompliance | X11Compliance },
462 { "grey85", 217, 217, 217, 1, SVGCompliance | X11Compliance },
463 { "grey86", 219, 219, 219, 1, SVGCompliance | X11Compliance },
464 { "grey87", 222, 222, 222, 1, SVGCompliance | X11Compliance },
465 { "grey88", 224, 224, 224, 1, SVGCompliance | X11Compliance },
466 { "grey89", 227, 227, 227, 1, SVGCompliance | X11Compliance },
467 { "grey9", 23, 23, 23, 1, SVGCompliance | X11Compliance },
468 { "grey90", 229, 229, 229, 1, SVGCompliance | X11Compliance },
469 { "grey91", 232, 232, 232, 1, SVGCompliance | X11Compliance },
470 { "grey92", 235, 235, 235, 1, SVGCompliance | X11Compliance },
471 { "grey93", 237, 237, 237, 1, SVGCompliance | X11Compliance },
472 { "grey94", 240, 240, 240, 1, SVGCompliance | X11Compliance },
473 { "grey95", 242, 242, 242, 1, SVGCompliance | X11Compliance },
474 { "grey96", 245, 245, 245, 1, SVGCompliance | X11Compliance },
475 { "grey97", 247, 247, 247, 1, SVGCompliance | X11Compliance },
476 { "grey98", 250, 250, 250, 1, SVGCompliance | X11Compliance },
477 { "grey99", 252, 252, 252, 1, SVGCompliance | X11Compliance },
478 { "honeydew", 240, 255, 240, 1, SVGCompliance | X11Compliance | XPMCompliance },
479 { "honeydew1", 240, 255, 240, 1, X11Compliance },
480 { "honeydew2", 224, 238, 224, 1, X11Compliance },
481 { "honeydew3", 193, 205, 193, 1, X11Compliance },
482 { "honeydew4", 131, 139, 131, 1, X11Compliance },
483 { "HotPink", 255, 105, 180, 1, SVGCompliance | X11Compliance | XPMCompliance },
484 { "HotPink1", 255, 110, 180, 1, X11Compliance },
485 { "HotPink2", 238, 106, 167, 1, X11Compliance },
486 { "HotPink3", 205, 96, 144, 1, X11Compliance },
487 { "HotPink4", 139, 58, 98, 1, X11Compliance },
488 { "IndianRed", 205, 92, 92, 1, SVGCompliance | X11Compliance | XPMCompliance },
489 { "IndianRed1", 255, 106, 106, 1, X11Compliance },
490 { "IndianRed2", 238, 99, 99, 1, X11Compliance },
491 { "IndianRed3", 205, 85, 85, 1, X11Compliance },
492 { "IndianRed4", 139, 58, 58, 1, X11Compliance },
493 { "indigo", 75, 0, 130, 1, SVGCompliance },
494 { "ivory", 255, 255, 240, 1, SVGCompliance | X11Compliance | XPMCompliance },
495 { "ivory1", 255, 255, 240, 1, X11Compliance },
496 { "ivory2", 238, 238, 224, 1, X11Compliance },
497 { "ivory3", 205, 205, 193, 1, X11Compliance },
498 { "ivory4", 139, 139, 131, 1, X11Compliance },
499 { "khaki", 240, 230, 140, 1, SVGCompliance | X11Compliance | XPMCompliance },
500 { "khaki1", 255, 246, 143, 1, X11Compliance },
501 { "khaki2", 238, 230, 133, 1, X11Compliance },
502 { "khaki3", 205, 198, 115, 1, X11Compliance },
503 { "khaki4", 139, 134, 78, 1, X11Compliance },
504 { "lavender", 230, 230, 250, 1, SVGCompliance | X11Compliance | XPMCompliance },
505 { "LavenderBlush", 255, 240, 245, 1, SVGCompliance | X11Compliance | XPMCompliance },
506 { "LavenderBlush1", 255, 240, 245, 1, X11Compliance },
507 { "LavenderBlush2", 238, 224, 229, 1, X11Compliance },
508 { "LavenderBlush3", 205, 193, 197, 1, X11Compliance },
509 { "LavenderBlush4", 139, 131, 134, 1, X11Compliance },
510 { "LawnGreen", 124, 252, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
511 { "LemonChiffon", 255, 250, 205, 1, SVGCompliance | X11Compliance | XPMCompliance },
512 { "LemonChiffon1", 255, 250, 205, 1, X11Compliance },
513 { "LemonChiffon2", 238, 233, 191, 1, X11Compliance },
514 { "LemonChiffon3", 205, 201, 165, 1, X11Compliance },
515 { "LemonChiffon4", 139, 137, 112, 1, X11Compliance },
516 { "LightBlue", 173, 216, 230, 1, SVGCompliance | X11Compliance | XPMCompliance },
517 { "LightBlue1", 191, 239, 255, 1, X11Compliance },
518 { "LightBlue2", 178, 223, 238, 1, X11Compliance },
519 { "LightBlue3", 154, 192, 205, 1, X11Compliance },
520 { "LightBlue4", 104, 131, 139, 1, X11Compliance },
521 { "LightCoral", 240, 128, 128, 1, SVGCompliance | X11Compliance | XPMCompliance },
522 { "LightCyan", 224, 255, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
523 { "LightCyan1", 224, 255, 255, 1, X11Compliance },
524 { "LightCyan2", 209, 238, 238, 1, X11Compliance },
525 { "LightCyan3", 180, 205, 205, 1, X11Compliance },
526 { "LightCyan4", 122, 139, 139, 1, X11Compliance },
527 { "LightGoldenrod", 238, 221, 130, 1, X11Compliance | XPMCompliance },
528 { "LightGoldenrod1", 255, 236, 139, 1, X11Compliance },
529 { "LightGoldenrod2", 238, 220, 130, 1, X11Compliance },
530 { "LightGoldenrod3", 205, 190, 112, 1, X11Compliance },
531 { "LightGoldenrod4", 139, 129, 76, 1, X11Compliance },
532 { "LightGoldenrodYellow", 250, 250, 210, 1, SVGCompliance | X11Compliance | XPMCompliance },
533 { "LightGray", 211, 211, 211, 1, SVGCompliance | X11Compliance | XPMCompliance },
534 { "LightGreen", 144, 238, 144, 1, SVGCompliance | X11Compliance },
535 { "LightGrey", 211, 211, 211, 1, SVGCompliance | X11Compliance },
536 { "LightPink", 255, 182, 193, 1, SVGCompliance | X11Compliance | XPMCompliance },
537 { "LightPink1", 255, 174, 185, 1, X11Compliance },
538 { "LightPink2", 238, 162, 173, 1, X11Compliance },
539 { "LightPink3", 205, 140, 149, 1, X11Compliance },
540 { "LightPink4", 139, 95, 101, 1, X11Compliance },
541 { "LightSalmon", 255, 160, 122, 1, SVGCompliance | X11Compliance | XPMCompliance },
542 { "LightSalmon1", 255, 160, 122, 1, X11Compliance },
543 { "LightSalmon2", 238, 149, 114, 1, X11Compliance },
544 { "LightSalmon3", 205, 129, 98, 1, X11Compliance },
545 { "LightSalmon4", 139, 87, 66, 1, X11Compliance },
546 { "LightSeaGreen", 32, 178, 170, 1, SVGCompliance | X11Compliance | XPMCompliance },
547 { "LightSkyBlue", 135, 206, 250, 1, SVGCompliance | X11Compliance | XPMCompliance },
548 { "LightSkyBlue1", 176, 226, 255, 1, X11Compliance },
549 { "LightSkyBlue2", 164, 211, 238, 1, X11Compliance },
550 { "LightSkyBlue3", 141, 182, 205, 1, X11Compliance },
551 { "LightSkyBlue4", 96, 123, 139, 1, X11Compliance },
552 { "LightSlateBlue", 132, 112, 255, 1, X11Compliance | XPMCompliance },
553 { "LightSlateGray", 119, 136, 153, 1, SVGCompliance | X11Compliance | XPMCompliance },
554 { "LightSlateGrey", 119, 136, 153, 1, SVGCompliance | X11Compliance },
555 { "LightSteelBlue", 176, 196, 222, 1, SVGCompliance | X11Compliance | XPMCompliance },
556 { "LightSteelBlue1", 202, 225, 255, 1, X11Compliance },
557 { "LightSteelBlue2", 188, 210, 238, 1, X11Compliance },
558 { "LightSteelBlue3", 162, 181, 205, 1, X11Compliance },
559 { "LightSteelBlue4", 110, 123, 139, 1, X11Compliance },
560 { "LightYellow", 255, 255, 224, 1, SVGCompliance | X11Compliance | XPMCompliance },
561 { "LightYellow1", 255, 255, 224, 1, X11Compliance },
562 { "LightYellow2", 238, 238, 209, 1, X11Compliance },
563 { "LightYellow3", 205, 205, 180, 1, X11Compliance },
564 { "LightYellow4", 139, 139, 122, 1, X11Compliance },
565 { "lime", 0, 255, 0, 1, SVGCompliance },
566 { "LimeGreen", 50, 205, 50, 1, SVGCompliance | X11Compliance | XPMCompliance },
567 { "linen", 250, 240, 230, 1, SVGCompliance | X11Compliance | XPMCompliance },
568 { "magenta1", 255, 0, 255, 1, X11Compliance },
569 { "magenta2", 238, 0, 238, 1, X11Compliance },
570 { "magenta3", 205, 0, 205, 1, X11Compliance },
571 { "magenta4", 139, 0, 139, 1, X11Compliance },
572 { "maroon", 128, 0, 0, 1, SVGCompliance },
573 { "maroon", 176, 48, 96, 1, X11Compliance | XPMCompliance },
574 { "maroon1", 255, 52, 179, 1, X11Compliance },
575 { "maroon2", 238, 48, 167, 1, X11Compliance },
576 { "maroon3", 205, 41, 144, 1, X11Compliance },
577 { "maroon4", 139, 28, 98, 1, X11Compliance },
578 { "MediumAquamarine", 102, 205, 170, 1, SVGCompliance | X11Compliance | XPMCompliance },
579 { "MediumBlue", 0, 0, 205, 1, SVGCompliance | X11Compliance | XPMCompliance },
580 { "MediumForestGreen", 50, 129, 75, 1, X11Compliance | XPMCompliance },
581 { "MediumGoldenRod", 209, 193, 102, 1, X11Compliance | XPMCompliance },
582 { "MediumOrchid", 186, 85, 211, 1, SVGCompliance | X11Compliance | XPMCompliance },
583 { "MediumOrchid1", 224, 102, 255, 1, X11Compliance },
584 { "MediumOrchid2", 209, 95, 238, 1, X11Compliance },
585 { "MediumOrchid3", 180, 82, 205, 1, X11Compliance },
586 { "MediumOrchid4", 122, 55, 139, 1, X11Compliance },
587 { "MediumPurple", 147, 112, 219, 1, SVGCompliance | X11Compliance | XPMCompliance },
588 { "MediumPurple1", 171, 130, 255, 1, X11Compliance },
589 { "MediumPurple2", 159, 121, 238, 1, X11Compliance },
590 { "MediumPurple3", 137, 104, 205, 1, X11Compliance },
591 { "MediumPurple4", 93, 71, 139, 1, X11Compliance },
592 { "MediumSeaGreen", 60, 179, 113, 1, SVGCompliance | X11Compliance | XPMCompliance },
593 { "MediumSlateBlue", 123, 104, 238, 1, SVGCompliance | X11Compliance | XPMCompliance },
594 { "MediumSpringGreen", 0, 250, 154, 1, SVGCompliance | X11Compliance | XPMCompliance },
595 { "MediumTurquoise", 72, 209, 204, 1, SVGCompliance | X11Compliance | XPMCompliance },
596 { "MediumVioletRed", 199, 21, 133, 1, SVGCompliance | X11Compliance | XPMCompliance },
597 { "MidnightBlue", 25, 25, 112, 1, SVGCompliance | X11Compliance | XPMCompliance },
598 { "MintCream", 245, 255, 250, 1, SVGCompliance | X11Compliance | XPMCompliance },
599 { "MistyRose", 255, 228, 225, 1, SVGCompliance | X11Compliance | XPMCompliance },
600 { "MistyRose1", 255, 228, 225, 1, X11Compliance },
601 { "MistyRose2", 238, 213, 210, 1, X11Compliance },
602 { "MistyRose3", 205, 183, 181, 1, X11Compliance },
603 { "MistyRose4", 139, 125, 123, 1, X11Compliance },
604 { "moccasin", 255, 228, 181, 1, SVGCompliance | X11Compliance | XPMCompliance },
605 { "NavajoWhite", 255, 222, 173, 1, SVGCompliance | X11Compliance | XPMCompliance },
606 { "NavajoWhite1", 255, 222, 173, 1, X11Compliance },
607 { "NavajoWhite2", 238, 207, 161, 1, X11Compliance },
608 { "NavajoWhite3", 205, 179, 139, 1, X11Compliance },
609 { "NavajoWhite4", 139, 121, 94, 1, X11Compliance },
610 { "navy", 0, 0, 128, 1, SVGCompliance | X11Compliance | XPMCompliance },
611 { "NavyBlue", 0, 0, 128, 1, X11Compliance | XPMCompliance },
612 { "matte", 0, 0, 0, 0, SVGCompliance },
613 { "OldLace", 253, 245, 230, 1, SVGCompliance | X11Compliance | XPMCompliance },
614 { "olive", 128, 128, 0, 1, SVGCompliance },
615 { "OliveDrab", 107, 142, 35, 1, SVGCompliance | X11Compliance | XPMCompliance },
616 { "OliveDrab1", 192, 255, 62, 1, X11Compliance },
617 { "OliveDrab2", 179, 238, 58, 1, X11Compliance },
618 { "OliveDrab3", 154, 205, 50, 1, X11Compliance },
619 { "OliveDrab4", 105, 139, 34, 1, X11Compliance },
620 { "opaque", 0, 0, 0, 1, SVGCompliance },
621 { "orange", 255, 165, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
622 { "orange1", 255, 165, 0, 1, X11Compliance },
623 { "orange2", 238, 154, 0, 1, X11Compliance },
624 { "orange3", 205, 133, 0, 1, X11Compliance },
625 { "orange4", 139, 90, 0, 1, X11Compliance },
626 { "OrangeRed", 255, 69, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
627 { "OrangeRed1", 255, 69, 0, 1, X11Compliance },
628 { "OrangeRed2", 238, 64, 0, 1, X11Compliance },
629 { "OrangeRed3", 205, 55, 0, 1, X11Compliance },
630 { "OrangeRed4", 139, 37, 0, 1, X11Compliance },
631 { "orchid", 218, 112, 214, 1, SVGCompliance | X11Compliance | XPMCompliance },
632 { "orchid1", 255, 131, 250, 1, X11Compliance },
633 { "orchid2", 238, 122, 233, 1, X11Compliance },
634 { "orchid3", 205, 105, 201, 1, X11Compliance },
635 { "orchid4", 139, 71, 137, 1, X11Compliance },
636 { "PaleGoldenrod", 238, 232, 170, 1, SVGCompliance | X11Compliance | XPMCompliance },
637 { "PaleGreen", 152, 251, 152, 1, SVGCompliance | X11Compliance | XPMCompliance },
638 { "PaleGreen1", 154, 255, 154, 1, X11Compliance },
639 { "PaleGreen2", 144, 238, 144, 1, X11Compliance },
640 { "PaleGreen3", 124, 205, 124, 1, X11Compliance },
641 { "PaleGreen4", 84, 139, 84, 1, X11Compliance },
642 { "PaleTurquoise", 175, 238, 238, 1, SVGCompliance | X11Compliance | XPMCompliance },
643 { "PaleTurquoise1", 187, 255, 255, 1, X11Compliance },
644 { "PaleTurquoise2", 174, 238, 238, 1, X11Compliance },
645 { "PaleTurquoise3", 150, 205, 205, 1, X11Compliance },
646 { "PaleTurquoise4", 102, 139, 139, 1, X11Compliance },
647 { "PaleVioletRed", 219, 112, 147, 1, SVGCompliance | X11Compliance | XPMCompliance },
648 { "PaleVioletRed1", 255, 130, 171, 1, X11Compliance },
649 { "PaleVioletRed2", 238, 121, 159, 1, X11Compliance },
650 { "PaleVioletRed3", 205, 104, 137, 1, X11Compliance },
651 { "PaleVioletRed4", 139, 71, 93, 1, X11Compliance },
652 { "PapayaWhip", 255, 239, 213, 1, SVGCompliance | X11Compliance | XPMCompliance },
653 { "PeachPuff", 255, 218, 185, 1, SVGCompliance | X11Compliance | XPMCompliance },
654 { "PeachPuff1", 255, 218, 185, 1, X11Compliance },
655 { "PeachPuff2", 238, 203, 173, 1, X11Compliance },
656 { "PeachPuff3", 205, 175, 149, 1, X11Compliance },
657 { "PeachPuff4", 139, 119, 101, 1, X11Compliance },
658 { "peru", 205, 133, 63, 1, SVGCompliance | X11Compliance | XPMCompliance },
659 { "pink", 255, 192, 203, 1, SVGCompliance | X11Compliance | XPMCompliance },
660 { "pink1", 255, 181, 197, 1, X11Compliance },
661 { "pink2", 238, 169, 184, 1, X11Compliance },
662 { "pink3", 205, 145, 158, 1, X11Compliance },
663 { "pink4", 139, 99, 108, 1, X11Compliance },
664 { "plum", 221, 160, 221, 1, SVGCompliance | X11Compliance | XPMCompliance },
665 { "plum1", 255, 187, 255, 1, X11Compliance },
666 { "plum2", 238, 174, 238, 1, X11Compliance },
667 { "plum3", 205, 150, 205, 1, X11Compliance },
668 { "plum4", 139, 102, 139, 1, X11Compliance },
669 { "PowderBlue", 176, 224, 230, 1, SVGCompliance | X11Compliance | XPMCompliance },
670 { "purple", 128, 0, 128, 1, SVGCompliance },
671 { "purple", 160, 32, 240, 1, X11Compliance | XPMCompliance },
672 { "purple1", 155, 48, 255, 1, X11Compliance },
673 { "purple2", 145, 44, 238, 1, X11Compliance },
674 { "purple3", 125, 38, 205, 1, X11Compliance },
675 { "purple4", 85, 26, 139, 1, X11Compliance },
676 { "red1", 255, 0, 0, 1, X11Compliance },
677 { "red2", 238, 0, 0, 1, X11Compliance },
678 { "red3", 205, 0, 0, 1, X11Compliance },
679 { "red4", 139, 0, 0, 1, X11Compliance },
680 { "RosyBrown", 188, 143, 143, 1, SVGCompliance | X11Compliance | XPMCompliance },
681 { "RosyBrown1", 255, 193, 193, 1, X11Compliance },
682 { "RosyBrown2", 238, 180, 180, 1, X11Compliance },
683 { "RosyBrown3", 205, 155, 155, 1, X11Compliance },
684 { "RosyBrown4", 139, 105, 105, 1, X11Compliance },
685 { "RoyalBlue", 65, 105, 225, 1, SVGCompliance | X11Compliance | XPMCompliance },
686 { "RoyalBlue1", 72, 118, 255, 1, X11Compliance },
687 { "RoyalBlue2", 67, 110, 238, 1, X11Compliance },
688 { "RoyalBlue3", 58, 95, 205, 1, X11Compliance },
689 { "RoyalBlue4", 39, 64, 139, 1, X11Compliance },
690 { "SaddleBrown", 139, 69, 19, 1, SVGCompliance | X11Compliance | XPMCompliance },
691 { "salmon", 250, 128, 114, 1, SVGCompliance | X11Compliance | XPMCompliance },
692 { "salmon1", 255, 140, 105, 1, X11Compliance },
693 { "salmon2", 238, 130, 98, 1, X11Compliance },
694 { "salmon3", 205, 112, 84, 1, X11Compliance },
695 { "salmon4", 139, 76, 57, 1, X11Compliance },
696 { "SandyBrown", 244, 164, 96, 1, SVGCompliance | X11Compliance | XPMCompliance },
697 { "SeaGreen", 46, 139, 87, 1, SVGCompliance | X11Compliance | XPMCompliance },
698 { "SeaGreen1", 84, 255, 159, 1, X11Compliance },
699 { "SeaGreen2", 78, 238, 148, 1, X11Compliance },
700 { "SeaGreen3", 67, 205, 128, 1, X11Compliance },
701 { "SeaGreen4", 46, 139, 87, 1, X11Compliance },
702 { "seashell", 255, 245, 238, 1, SVGCompliance | X11Compliance | XPMCompliance },
703 { "seashell1", 255, 245, 238, 1, X11Compliance },
704 { "seashell2", 238, 229, 222, 1, X11Compliance },
705 { "seashell3", 205, 197, 191, 1, X11Compliance },
706 { "seashell4", 139, 134, 130, 1, X11Compliance },
707 { "sienna", 160, 82, 45, 1, SVGCompliance | X11Compliance | XPMCompliance },
708 { "sienna1", 255, 130, 71, 1, X11Compliance },
709 { "sienna2", 238, 121, 66, 1, X11Compliance },
710 { "sienna3", 205, 104, 57, 1, X11Compliance },
711 { "sienna4", 139, 71, 38, 1, X11Compliance },
712 { "silver", 192, 192, 192, 1, SVGCompliance },
713 { "SkyBlue", 135, 206, 235, 1, SVGCompliance | X11Compliance | XPMCompliance },
714 { "SkyBlue1", 135, 206, 255, 1, X11Compliance },
715 { "SkyBlue2", 126, 192, 238, 1, X11Compliance },
716 { "SkyBlue3", 108, 166, 205, 1, X11Compliance },
717 { "SkyBlue4", 74, 112, 139, 1, X11Compliance },
718 { "SlateBlue", 106, 90, 205, 1, SVGCompliance | X11Compliance | XPMCompliance },
719 { "SlateBlue1", 131, 111, 255, 1, X11Compliance },
720 { "SlateBlue2", 122, 103, 238, 1, X11Compliance },
721 { "SlateBlue3", 105, 89, 205, 1, X11Compliance },
722 { "SlateBlue4", 71, 60, 139, 1, X11Compliance },
723 { "SlateGray", 112, 128, 144, 1, SVGCompliance | X11Compliance | XPMCompliance },
724 { "SlateGray1", 198, 226, 255, 1, X11Compliance },
725 { "SlateGray2", 185, 211, 238, 1, X11Compliance },
726 { "SlateGray3", 159, 182, 205, 1, X11Compliance },
727 { "SlateGray4", 108, 123, 139, 1, X11Compliance },
728 { "SlateGrey", 112, 128, 144, 1, SVGCompliance | X11Compliance },
729 { "snow", 255, 250, 250, 1, SVGCompliance | X11Compliance | XPMCompliance },
730 { "snow1", 255, 250, 250, 1, X11Compliance },
731 { "snow2", 238, 233, 233, 1, X11Compliance },
732 { "snow3", 205, 201, 201, 1, X11Compliance },
733 { "snow4", 139, 137, 137, 1, X11Compliance },
734 { "SpringGreen", 0, 255, 127, 1, SVGCompliance | X11Compliance | XPMCompliance },
735 { "SpringGreen1", 0, 255, 127, 1, X11Compliance },
736 { "SpringGreen2", 0, 238, 118, 1, X11Compliance },
737 { "SpringGreen3", 0, 205, 102, 1, X11Compliance },
738 { "SpringGreen4", 0, 139, 69, 1, X11Compliance },
739 { "SteelBlue", 70, 130, 180, 1, SVGCompliance | X11Compliance | XPMCompliance },
740 { "SteelBlue1", 99, 184, 255, 1, X11Compliance },
741 { "SteelBlue2", 92, 172, 238, 1, X11Compliance },
742 { "SteelBlue3", 79, 148, 205, 1, X11Compliance },
743 { "SteelBlue4", 54, 100, 139, 1, X11Compliance },
744 { "tan", 210, 180, 140, 1, SVGCompliance | X11Compliance | XPMCompliance },
745 { "tan1", 255, 165, 79, 1, X11Compliance },
746 { "tan2", 238, 154, 73, 1, X11Compliance },
747 { "tan3", 205, 133, 63, 1, X11Compliance },
748 { "tan4", 139, 90, 43, 1, X11Compliance },
749 { "teal", 0, 128, 128, 1, SVGCompliance },
750 { "thistle", 216, 191, 216, 1, SVGCompliance | X11Compliance | XPMCompliance },
751 { "thistle1", 255, 225, 255, 1, X11Compliance },
752 { "thistle2", 238, 210, 238, 1, X11Compliance },
753 { "thistle3", 205, 181, 205, 1, X11Compliance },
754 { "thistle4", 139, 123, 139, 1, X11Compliance },
755 { "tomato", 255, 99, 71, 1, SVGCompliance | X11Compliance | XPMCompliance },
756 { "tomato1", 255, 99, 71, 1, X11Compliance },
757 { "tomato2", 238, 92, 66, 1, X11Compliance },
758 { "tomato3", 205, 79, 57, 1, X11Compliance },
759 { "tomato4", 139, 54, 38, 1, X11Compliance },
760 { "transparent", 0, 0, 0, 0, SVGCompliance },
761 { "turquoise", 64, 224, 208, 1, SVGCompliance | X11Compliance | XPMCompliance },
762 { "turquoise1", 0, 245, 255, 1, X11Compliance },
763 { "turquoise2", 0, 229, 238, 1, X11Compliance },
764 { "turquoise3", 0, 197, 205, 1, X11Compliance },
765 { "turquoise4", 0, 134, 139, 1, X11Compliance },
766 { "violet", 238, 130, 238, 1, SVGCompliance | X11Compliance | XPMCompliance },
767 { "VioletRed", 208, 32, 144, 1, X11Compliance | XPMCompliance },
768 { "VioletRed1", 255, 62, 150, 1, X11Compliance },
769 { "VioletRed2", 238, 58, 140, 1, X11Compliance },
770 { "VioletRed3", 205, 50, 120, 1, X11Compliance },
771 { "VioletRed4", 139, 34, 82, 1, X11Compliance },
772 { "wheat", 245, 222, 179, 1, SVGCompliance | X11Compliance | XPMCompliance },
773 { "wheat1", 255, 231, 186, 1, X11Compliance },
774 { "wheat2", 238, 216, 174, 1, X11Compliance },
775 { "wheat3", 205, 186, 150, 1, X11Compliance },
776 { "wheat4", 139, 126, 102, 1, X11Compliance },
777 { "WhiteSmoke", 245, 245, 245, 1, SVGCompliance | X11Compliance | XPMCompliance },
778 { "yellow1", 255, 255, 0, 1, X11Compliance },
779 { "yellow2", 238, 238, 0, 1, X11Compliance },
780 { "yellow3", 205, 205, 0, 1, X11Compliance },
781 { "yellow4", 139, 139, 0, 1, X11Compliance },
782 { "YellowGreen", 154, 205, 50, 1, SVGCompliance | X11Compliance | XPMCompliance }
783 };
784
785 /*
786 Static declarations.
787 */
788 static LinkedListInfo
789 *color_cache = (LinkedListInfo *) NULL;
790
791 static SemaphoreInfo
792 *color_semaphore = (SemaphoreInfo *) NULL;
793
794 /*
795 Forward declarations.
796 */
797 static MagickBooleanType
798 IsColorCacheInstantiated(ExceptionInfo *),
799 LoadColorCache(LinkedListInfo *,const char *,const char *,const size_t,
800 ExceptionInfo *);
801
802 /*
803 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
804 % %
805 % %
806 % %
807 % A c q u i r e C o l o r C a c h e %
808 % %
809 % %
810 % %
811 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
812 %
813 % AcquireColorCache() caches one or more color configurations which provides a
814 % mapping between color attributes and a color name.
815 %
816 % The format of the AcquireColorCache method is:
817 %
818 % LinkedListInfo *AcquireColorCache(const char *filename,
819 % ExceptionInfo *exception)
820 %
821 % A description of each parameter follows:
822 %
823 % o filename: the font file name.
824 %
825 % o exception: return any errors or warnings in this structure.
826 %
827 */
AcquireColorCache(const char * filename,ExceptionInfo * exception)828 static LinkedListInfo *AcquireColorCache(const char *filename,
829 ExceptionInfo *exception)
830 {
831 LinkedListInfo
832 *cache;
833
834 MagickStatusType
835 status;
836
837 register ssize_t
838 i;
839
840 /*
841 Load external color map.
842 */
843 cache=NewLinkedList(0);
844 if (cache == (LinkedListInfo *) NULL)
845 ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed");
846 status=MagickTrue;
847 #if !defined(MAGICKCORE_ZERO_CONFIGURATION_SUPPORT)
848 {
849 const StringInfo
850 *option;
851
852 LinkedListInfo
853 *options;
854
855 options=GetConfigureOptions(filename,exception);
856 option=(const StringInfo *) GetNextValueInLinkedList(options);
857 while (option != (const StringInfo *) NULL)
858 {
859 status&=LoadColorCache(cache,(const char *) GetStringInfoDatum(option),
860 GetStringInfoPath(option),0,exception);
861 option=(const StringInfo *) GetNextValueInLinkedList(options);
862 }
863 options=DestroyConfigureOptions(options);
864 }
865 #endif
866 /*
867 Load built-in color map.
868 */
869 for (i=0; i < (ssize_t) (sizeof(ColorMap)/sizeof(*ColorMap)); i++)
870 {
871 ColorInfo
872 *color_info;
873
874 register const ColorMapInfo
875 *p;
876
877 p=ColorMap+i;
878 color_info=(ColorInfo *) AcquireMagickMemory(sizeof(*color_info));
879 if (color_info == (ColorInfo *) NULL)
880 {
881 (void) ThrowMagickException(exception,GetMagickModule(),
882 ResourceLimitError,"MemoryAllocationFailed","`%s'",p->name);
883 continue;
884 }
885 (void) ResetMagickMemory(color_info,0,sizeof(*color_info));
886 color_info->path=(char *) "[built-in]";
887 color_info->name=(char *) p->name;
888 GetPixelInfo((Image *) NULL,&color_info->color);
889 color_info->color.red=(double) ScaleCharToQuantum(p->red);
890 color_info->color.green=(double) ScaleCharToQuantum(p->green);
891 color_info->color.blue=(double) ScaleCharToQuantum(p->blue);
892 color_info->color.alpha=(double) (QuantumRange*p->alpha);
893 color_info->compliance=(ComplianceType) p->compliance;
894 color_info->exempt=MagickTrue;
895 color_info->signature=MagickCoreSignature;
896 status&=AppendValueToLinkedList(cache,color_info);
897 if (status == MagickFalse)
898 (void) ThrowMagickException(exception,GetMagickModule(),
899 ResourceLimitError,"MemoryAllocationFailed","`%s'",color_info->name);
900 }
901 return(cache);
902 }
903
904 /*
905 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
906 % %
907 % %
908 % %
909 + C o l o r C o m p o n e n t G e n e s i s %
910 % %
911 % %
912 % %
913 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
914 %
915 % ColorComponentGenesis() instantiates the color component.
916 %
917 % The format of the ColorComponentGenesis method is:
918 %
919 % MagickBooleanType ColorComponentGenesis(void)
920 %
921 */
ColorComponentGenesis(void)922 MagickPrivate MagickBooleanType ColorComponentGenesis(void)
923 {
924 if (color_semaphore == (SemaphoreInfo *) NULL)
925 color_semaphore=AcquireSemaphoreInfo();
926 return(MagickTrue);
927 }
928
929 /*
930 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
931 % %
932 % %
933 % %
934 + C o l o r C o m p o n e n t T e r m i n u s %
935 % %
936 % %
937 % %
938 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
939 %
940 % ColorComponentTerminus() destroys the color component.
941 %
942 % The format of the ColorComponentTerminus method is:
943 %
944 % ColorComponentTerminus(void)
945 %
946 */
947
DestroyColorElement(void * color_info)948 static void *DestroyColorElement(void *color_info)
949 {
950 register ColorInfo
951 *p;
952
953 p=(ColorInfo *) color_info;
954 if (p->exempt == MagickFalse)
955 {
956 if (p->path != (char *) NULL)
957 p->path=DestroyString(p->path);
958 if (p->name != (char *) NULL)
959 p->name=DestroyString(p->name);
960 }
961 p=(ColorInfo *) RelinquishMagickMemory(p);
962 return((void *) NULL);
963 }
964
ColorComponentTerminus(void)965 MagickPrivate void ColorComponentTerminus(void)
966 {
967 if (color_semaphore == (SemaphoreInfo *) NULL)
968 ActivateSemaphoreInfo(&color_semaphore);
969 LockSemaphoreInfo(color_semaphore);
970 if (color_cache != (LinkedListInfo *) NULL)
971 color_cache=DestroyLinkedList(color_cache,DestroyColorElement);
972 UnlockSemaphoreInfo(color_semaphore);
973 RelinquishSemaphoreInfo(&color_semaphore);
974 }
975
976 /*
977 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
978 % %
979 % %
980 % %
981 + G e t C o l o r C o m p l i a n c e %
982 % %
983 % %
984 % %
985 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
986 %
987 % GetColorInfo() searches the color list for the specified name and standards
988 % compliance and if found returns attributes for that color.
989 %
990 % The format of the GetColorInfo method is:
991 %
992 % const PixelInfo *GetColorInfo(const char *name,
993 % const ComplianceType compliance,ExceptionInfo *exception)
994 %
995 % A description of each parameter follows:
996 %
997 % o name: the color name.
998 %
999 % o compliance: Adhere to this color standard: SVG, X11, or XPM.
1000 %
1001 % o exception: return any errors or warnings in this structure.
1002 %
1003 */
GetColorCompliance(const char * name,const ComplianceType compliance,ExceptionInfo * exception)1004 MagickExport const ColorInfo *GetColorCompliance(const char *name,
1005 const ComplianceType compliance,ExceptionInfo *exception)
1006 {
1007 char
1008 colorname[MagickPathExtent];
1009
1010 register const ColorInfo
1011 *p;
1012
1013 register char
1014 *q;
1015
1016 assert(exception != (ExceptionInfo *) NULL);
1017 if (IsColorCacheInstantiated(exception) == MagickFalse)
1018 return((const ColorInfo *) NULL);
1019 /*
1020 Strip names of whitespace.
1021 */
1022 *colorname='\0';
1023 if (name != (const char *) NULL)
1024 (void) CopyMagickString(colorname,name,MagickPathExtent);
1025 for (q=colorname; *q != '\0'; q++)
1026 {
1027 if (isspace((int) ((unsigned char) *q)) == 0)
1028 continue;
1029 (void) CopyMagickString(q,q+1,MagickPathExtent);
1030 q--;
1031 }
1032 /*
1033 Search for color tag.
1034 */
1035 LockSemaphoreInfo(color_semaphore);
1036 ResetLinkedListIterator(color_cache);
1037 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1038 if ((name == (const char *) NULL) || (LocaleCompare(name,"*") == 0))
1039 {
1040 UnlockSemaphoreInfo(color_semaphore);
1041 return(p);
1042 }
1043 while (p != (const ColorInfo *) NULL)
1044 {
1045 if (((p->compliance & compliance) != 0) &&
1046 (LocaleCompare(colorname,p->name) == 0))
1047 break;
1048 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1049 }
1050 if (p == (ColorInfo *) NULL)
1051 (void) ThrowMagickException(exception,GetMagickModule(),OptionWarning,
1052 "UnrecognizedColor","`%s'",name);
1053 else
1054 (void) InsertValueInLinkedList(color_cache,0,
1055 RemoveElementByValueFromLinkedList(color_cache,p));
1056 UnlockSemaphoreInfo(color_semaphore);
1057 return(p);
1058 }
1059
1060 /*
1061 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1062 % %
1063 % %
1064 % %
1065 + G e t C o l o r I n f o %
1066 % %
1067 % %
1068 % %
1069 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1070 %
1071 % GetColorInfo() searches the color list for the specified name and if found
1072 % returns attributes for that color.
1073 %
1074 % The format of the GetColorInfo method is:
1075 %
1076 % const PixelInfo *GetColorInfo(const char *name,
1077 % ExceptionInfo *exception)
1078 %
1079 % A description of each parameter follows:
1080 %
1081 % o color_info: search the color list for the specified name and if found
1082 % return attributes for that color.
1083 %
1084 % o name: the color name.
1085 %
1086 % o exception: return any errors or warnings in this structure.
1087 %
1088 */
GetColorInfo(const char * name,ExceptionInfo * exception)1089 MagickExport const ColorInfo *GetColorInfo(const char *name,
1090 ExceptionInfo *exception)
1091 {
1092 return(GetColorCompliance(name,AllCompliance,exception));
1093 }
1094
1095 /*
1096 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1097 % %
1098 % %
1099 % %
1100 + C o n c a t e n a t e C o l o r C o m p o n e n t %
1101 % %
1102 % %
1103 % %
1104 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1105 %
1106 % ConcatenateColorComponent() returns the pixel as a canonical string.
1107 %
1108 % The format of the ConcatenateColorComponent() method is:
1109 %
1110 % void ConcatenateColorComponent(const PixelInfo *pixel,
1111 % const PixelChannel channel,const ComplianceType compliance,
1112 % char *tuple)
1113 %
1114 % A description of each parameter follows.
1115 %
1116 % o pixel: The pixel.
1117 %
1118 % o channel: The pixel channel.
1119 %
1120 % o compliance: Adhere to this color standard: SVG, X11, or XPM.
1121 %
1122 % o tuple: The color tuple.
1123 %
1124 */
ConcatenateColorComponent(const PixelInfo * pixel,const PixelChannel channel,const ComplianceType compliance,char * tuple)1125 MagickExport void ConcatenateColorComponent(const PixelInfo *pixel,
1126 const PixelChannel channel,const ComplianceType compliance,char *tuple)
1127 {
1128 char
1129 component[MagickPathExtent];
1130
1131 double
1132 color;
1133
1134 color=0.0;
1135 switch (channel)
1136 {
1137 case RedPixelChannel:
1138 {
1139 color=pixel->red;
1140 break;
1141 }
1142 case GreenPixelChannel:
1143 {
1144 color=pixel->green;
1145 break;
1146 }
1147 case BluePixelChannel:
1148 {
1149 color=pixel->blue;
1150 break;
1151 }
1152 case AlphaPixelChannel:
1153 {
1154 color=pixel->alpha;
1155 break;
1156 }
1157 case BlackPixelChannel:
1158 {
1159 color=pixel->black;
1160 break;
1161 }
1162 default:
1163 break;
1164 }
1165 if (compliance == NoCompliance)
1166 {
1167 if (pixel->colorspace == LabColorspace)
1168 {
1169 (void) FormatLocaleString(component,MagickPathExtent,"%.*g",
1170 GetMagickPrecision(),(double) color);
1171 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1172 return;
1173 }
1174 (void) FormatLocaleString(component,MagickPathExtent,"%.*g",
1175 GetMagickPrecision(),(double) ClampToQuantum(color));
1176 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1177 return;
1178 }
1179 if (compliance != SVGCompliance)
1180 {
1181 if (pixel->depth > 16)
1182 {
1183 (void) FormatLocaleString(component,MagickPathExtent,"%10lu",
1184 (unsigned long) ScaleQuantumToLong(ClampToQuantum(color)));
1185 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1186 return;
1187 }
1188 if (pixel->depth > 8)
1189 {
1190 (void) FormatLocaleString(component,MagickPathExtent,"%5d",
1191 ScaleQuantumToShort(ClampToQuantum(color)));
1192 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1193 return;
1194 }
1195 (void) FormatLocaleString(component,MagickPathExtent,"%3d",
1196 ScaleQuantumToChar(ClampToQuantum(color)));
1197 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1198 return;
1199 }
1200 if (channel == AlphaPixelChannel)
1201 {
1202 (void) FormatLocaleString(component,MagickPathExtent,"%.*g",
1203 GetMagickPrecision(),QuantumScale*ClampToQuantum(color));
1204 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1205 return;
1206 }
1207 if ((pixel->colorspace == HCLColorspace) ||
1208 (pixel->colorspace == HCLpColorspace) ||
1209 (pixel->colorspace == HSBColorspace) ||
1210 (pixel->colorspace == HSIColorspace) ||
1211 (pixel->colorspace == HSLColorspace) ||
1212 (pixel->colorspace == HSVColorspace) ||
1213 (pixel->colorspace == HWBColorspace))
1214 {
1215 if (channel == RedPixelChannel)
1216 (void) FormatLocaleString(component,MagickPathExtent,"%.*g",
1217 GetMagickPrecision(),(double) ClampToQuantum(360.0*QuantumScale*
1218 color));
1219 else
1220 (void) FormatLocaleString(component,MagickPathExtent,"%.*g%%",
1221 GetMagickPrecision(),(double) ClampToQuantum(100.0*QuantumScale*
1222 color));
1223 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1224 return;
1225 }
1226 if (pixel->colorspace == LabColorspace)
1227 {
1228 (void) FormatLocaleString(component,MagickPathExtent,"%.*g%%",
1229 GetMagickPrecision(),100.0*QuantumScale*color);
1230 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1231 return;
1232 }
1233 if (pixel->depth > 8)
1234 {
1235 (void) FormatLocaleString(component,MagickPathExtent,"%.*g%%",
1236 GetMagickPrecision(),(double) ClampToQuantum(100.0*QuantumScale*color));
1237 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1238 return;
1239 }
1240 (void) FormatLocaleString(component,MagickPathExtent,"%d",ScaleQuantumToChar(
1241 ClampToQuantum(color)));
1242 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1243 }
1244
1245 /*
1246 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1247 % %
1248 % %
1249 % %
1250 % G e t C o l o r I n f o L i s t %
1251 % %
1252 % %
1253 % %
1254 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1255 %
1256 % GetColorInfoList() returns any colors that match the specified pattern.
1257 %
1258 % The format of the GetColorInfoList function is:
1259 %
1260 % const ColorInfo **GetColorInfoList(const char *pattern,
1261 % size_t *number_colors,ExceptionInfo *exception)
1262 %
1263 % A description of each parameter follows:
1264 %
1265 % o pattern: Specifies a pointer to a text string containing a pattern.
1266 %
1267 % o number_colors: This integer returns the number of colors in the list.
1268 %
1269 % o exception: return any errors or warnings in this structure.
1270 %
1271 */
1272
1273 #if defined(__cplusplus) || defined(c_plusplus)
1274 extern "C" {
1275 #endif
1276
ColorInfoCompare(const void * x,const void * y)1277 static int ColorInfoCompare(const void *x,const void *y)
1278 {
1279 const ColorInfo
1280 **p,
1281 **q;
1282
1283 int
1284 cmp;
1285
1286 p=(const ColorInfo **) x,
1287 q=(const ColorInfo **) y;
1288 cmp=LocaleCompare((*p)->path,(*q)->path);
1289 if (cmp == 0)
1290 return(LocaleCompare((*p)->name,(*q)->name));
1291 return(cmp);
1292 }
1293
1294 #if defined(__cplusplus) || defined(c_plusplus)
1295 }
1296 #endif
1297
GetColorInfoList(const char * pattern,size_t * number_colors,ExceptionInfo * exception)1298 MagickExport const ColorInfo **GetColorInfoList(const char *pattern,
1299 size_t *number_colors,ExceptionInfo *exception)
1300 {
1301 const ColorInfo
1302 **colors;
1303
1304 register const ColorInfo
1305 *p;
1306
1307 register ssize_t
1308 i;
1309
1310 /*
1311 Allocate color list.
1312 */
1313 assert(pattern != (char *) NULL);
1314 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",pattern);
1315 assert(number_colors != (size_t *) NULL);
1316 *number_colors=0;
1317 p=GetColorInfo("*",exception);
1318 if (p == (const ColorInfo *) NULL)
1319 return((const ColorInfo **) NULL);
1320 colors=(const ColorInfo **) AcquireQuantumMemory((size_t)
1321 GetNumberOfElementsInLinkedList(color_cache)+1UL,sizeof(*colors));
1322 if (colors == (const ColorInfo **) NULL)
1323 return((const ColorInfo **) NULL);
1324 /*
1325 Generate color list.
1326 */
1327 LockSemaphoreInfo(color_semaphore);
1328 ResetLinkedListIterator(color_cache);
1329 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1330 for (i=0; p != (const ColorInfo *) NULL; )
1331 {
1332 if ((p->stealth == MagickFalse) &&
1333 (GlobExpression(p->name,pattern,MagickFalse) != MagickFalse))
1334 colors[i++]=p;
1335 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1336 }
1337 UnlockSemaphoreInfo(color_semaphore);
1338 qsort((void *) colors,(size_t) i,sizeof(*colors),ColorInfoCompare);
1339 colors[i]=(ColorInfo *) NULL;
1340 *number_colors=(size_t) i;
1341 return(colors);
1342 }
1343
1344 /*
1345 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1346 % %
1347 % %
1348 % %
1349 % G e t C o l o r L i s t %
1350 % %
1351 % %
1352 % %
1353 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1354 %
1355 % GetColorList() returns any colors that match the specified pattern.
1356 %
1357 % The format of the GetColorList function is:
1358 %
1359 % char **GetColorList(const char *pattern,size_t *number_colors,
1360 % ExceptionInfo *exception)
1361 %
1362 % A description of each parameter follows:
1363 %
1364 % o pattern: Specifies a pointer to a text string containing a pattern.
1365 %
1366 % o number_colors: This integer returns the number of colors in the list.
1367 %
1368 % o exception: return any errors or warnings in this structure.
1369 %
1370 */
1371
1372 #if defined(__cplusplus) || defined(c_plusplus)
1373 extern "C" {
1374 #endif
1375
ColorCompare(const void * x,const void * y)1376 static int ColorCompare(const void *x,const void *y)
1377 {
1378 register const char
1379 **p,
1380 **q;
1381
1382 p=(const char **) x;
1383 q=(const char **) y;
1384 return(LocaleCompare(*p,*q));
1385 }
1386
1387 #if defined(__cplusplus) || defined(c_plusplus)
1388 }
1389 #endif
1390
GetColorList(const char * pattern,size_t * number_colors,ExceptionInfo * exception)1391 MagickExport char **GetColorList(const char *pattern,
1392 size_t *number_colors,ExceptionInfo *exception)
1393 {
1394 char
1395 **colors;
1396
1397 register const ColorInfo
1398 *p;
1399
1400 register ssize_t
1401 i;
1402
1403 /*
1404 Allocate color list.
1405 */
1406 assert(pattern != (char *) NULL);
1407 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",pattern);
1408 assert(number_colors != (size_t *) NULL);
1409 *number_colors=0;
1410 p=GetColorInfo("*",exception);
1411 if (p == (const ColorInfo *) NULL)
1412 return((char **) NULL);
1413 colors=(char **) AcquireQuantumMemory((size_t)
1414 GetNumberOfElementsInLinkedList(color_cache)+1UL,sizeof(*colors));
1415 if (colors == (char **) NULL)
1416 return((char **) NULL);
1417 /*
1418 Generate color list.
1419 */
1420 LockSemaphoreInfo(color_semaphore);
1421 ResetLinkedListIterator(color_cache);
1422 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1423 for (i=0; p != (const ColorInfo *) NULL; )
1424 {
1425 if ((p->stealth == MagickFalse) &&
1426 (GlobExpression(p->name,pattern,MagickFalse) != MagickFalse))
1427 colors[i++]=ConstantString(p->name);
1428 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1429 }
1430 UnlockSemaphoreInfo(color_semaphore);
1431 qsort((void *) colors,(size_t) i,sizeof(*colors),ColorCompare);
1432 colors[i]=(char *) NULL;
1433 *number_colors=(size_t) i;
1434 return(colors);
1435 }
1436
1437 /*
1438 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1439 % %
1440 % %
1441 % %
1442 + G e t C o l o r T u p l e %
1443 % %
1444 % %
1445 % %
1446 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1447 %
1448 % GetColorTuple() returns a color as a color tuple string (e.g. rgba(255,0,0))
1449 % or hex string (e.g. #FF0000).
1450 %
1451 % The format of the GetColorTuple method is:
1452 %
1453 % GetColorTuple(const PixelInfo *pixel,const MagickBooleanType hex,
1454 % char *tuple)
1455 %
1456 % A description of each parameter follows.
1457 %
1458 % o pixel: the pixel.
1459 %
1460 % o hex: A value other than zero returns the tuple in a hexidecimal format.
1461 %
1462 % o tuple: Return the color tuple as this string.
1463 %
1464 */
1465
IsSVGCompliant(const PixelInfo * pixel)1466 static inline MagickBooleanType IsSVGCompliant(const PixelInfo *pixel)
1467 {
1468 #define SVGCompliant(component) ((double) \
1469 ScaleCharToQuantum(ScaleQuantumToChar(ClampToQuantum(component))))
1470
1471 /*
1472 SVG requires color depths > 8 expressed as percentages.
1473 */
1474 if (fabs(SVGCompliant(pixel->red)-pixel->red) >= MagickEpsilon)
1475 return(MagickFalse);
1476 if (fabs(SVGCompliant(pixel->green)-pixel->green) >= MagickEpsilon)
1477 return(MagickFalse);
1478 if (fabs(SVGCompliant(pixel->blue)-pixel->blue) >= MagickEpsilon)
1479 return(MagickFalse);
1480 if ((pixel->colorspace == CMYKColorspace) &&
1481 (fabs(SVGCompliant(pixel->black)-pixel->black) >= MagickEpsilon))
1482 return(MagickFalse);
1483 if ((pixel->alpha_trait != UndefinedPixelTrait) &&
1484 (fabs(SVGCompliant(pixel->alpha)-pixel->alpha) >= MagickEpsilon))
1485 return(MagickFalse);
1486 return(MagickTrue);
1487 }
1488
ConcatentateHexColorComponent(const PixelInfo * pixel,const PixelChannel channel,char * tuple)1489 static void ConcatentateHexColorComponent(const PixelInfo *pixel,
1490 const PixelChannel channel,char *tuple)
1491 {
1492 char
1493 component[MagickPathExtent];
1494
1495 double
1496 color;
1497
1498 color=0.0;
1499 switch (channel)
1500 {
1501 case RedPixelChannel:
1502 {
1503 color=pixel->red;
1504 break;
1505 }
1506 case GreenPixelChannel:
1507 {
1508 color=pixel->green;
1509 break;
1510 }
1511 case BluePixelChannel:
1512 {
1513 color=pixel->blue;
1514 break;
1515 }
1516 case AlphaPixelChannel:
1517 {
1518 color=pixel->alpha;
1519 break;
1520 }
1521 case BlackPixelChannel:
1522 {
1523 color=pixel->black;
1524 break;
1525 }
1526 default:
1527 break;
1528 }
1529 if (pixel->depth > 32)
1530 {
1531 (void) FormatLocaleString(component,MagickPathExtent,"%08lX%08lX",
1532 (unsigned long) ScaleQuantumToLong(ClampToQuantum(color)),
1533 (unsigned long) ScaleQuantumToLong(ClampToQuantum(color)));
1534 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1535 return;
1536 }
1537 if (pixel->depth > 16)
1538 {
1539 (void) FormatLocaleString(component,MagickPathExtent,"%08X",
1540 (unsigned int) ScaleQuantumToLong(ClampToQuantum(color)));
1541 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1542 return;
1543 }
1544 if (pixel->depth > 8)
1545 {
1546 (void) FormatLocaleString(component,MagickPathExtent,"%04X",
1547 ScaleQuantumToShort(ClampToQuantum(color)));
1548 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1549 return;
1550 }
1551 (void) FormatLocaleString(component,MagickPathExtent,"%02X",
1552 ScaleQuantumToChar(ClampToQuantum(color)));
1553 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1554 return;
1555 }
1556
GetColorTuple(const PixelInfo * pixel,const MagickBooleanType hex,char * tuple)1557 MagickExport void GetColorTuple(const PixelInfo *pixel,
1558 const MagickBooleanType hex,char *tuple)
1559 {
1560 PixelInfo
1561 color;
1562
1563 assert(pixel != (const PixelInfo *) NULL);
1564 assert(tuple != (char *) NULL);
1565 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",tuple);
1566 *tuple='\0';
1567 if (hex != MagickFalse)
1568 {
1569 /*
1570 Convert pixel to hex color.
1571 */
1572 (void) ConcatenateMagickString(tuple,"#",MagickPathExtent);
1573 ConcatentateHexColorComponent(pixel,RedPixelChannel,tuple);
1574 ConcatentateHexColorComponent(pixel,GreenPixelChannel,tuple);
1575 ConcatentateHexColorComponent(pixel,BluePixelChannel,tuple);
1576 if (pixel->colorspace == CMYKColorspace)
1577 ConcatentateHexColorComponent(pixel,BlackPixelChannel,tuple);
1578 if (pixel->alpha_trait != UndefinedPixelTrait)
1579 ConcatentateHexColorComponent(pixel,AlphaPixelChannel,tuple);
1580 return;
1581 }
1582 /*
1583 Convert pixel to rgb() or cmyk() color.
1584 */
1585 color=(*pixel);
1586 if (color.depth > 8 && IsSVGCompliant(pixel) != MagickFalse)
1587 color.depth=8;
1588 (void) ConcatenateMagickString(tuple,CommandOptionToMnemonic(
1589 MagickColorspaceOptions,(ssize_t) color.colorspace),MagickPathExtent);
1590 if (color.alpha_trait != UndefinedPixelTrait)
1591 (void) ConcatenateMagickString(tuple,"a",MagickPathExtent);
1592 (void) ConcatenateMagickString(tuple,"(",MagickPathExtent);
1593 if (color.colorspace == GRAYColorspace)
1594 ConcatenateColorComponent(&color,GrayPixelChannel,SVGCompliance,tuple);
1595 else
1596 {
1597 ConcatenateColorComponent(&color,RedPixelChannel,SVGCompliance,tuple);
1598 (void) ConcatenateMagickString(tuple,",",MagickPathExtent);
1599 ConcatenateColorComponent(&color,GreenPixelChannel,SVGCompliance,tuple);
1600 (void) ConcatenateMagickString(tuple,",",MagickPathExtent);
1601 ConcatenateColorComponent(&color,BluePixelChannel,SVGCompliance,tuple);
1602 }
1603 if (color.colorspace == CMYKColorspace)
1604 {
1605 (void) ConcatenateMagickString(tuple,",",MagickPathExtent);
1606 ConcatenateColorComponent(&color,BlackPixelChannel,SVGCompliance,tuple);
1607 }
1608 if (color.alpha_trait != UndefinedPixelTrait)
1609 {
1610 (void) ConcatenateMagickString(tuple,",",MagickPathExtent);
1611 ConcatenateColorComponent(&color,AlphaPixelChannel,SVGCompliance,tuple);
1612 }
1613 (void) ConcatenateMagickString(tuple,")",MagickPathExtent);
1614 LocaleLower(tuple);
1615 return;
1616 }
1617
1618 /*
1619 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1620 % %
1621 % %
1622 % %
1623 + I s C o l o r C a c h e I n s t a n t i a t e d %
1624 % %
1625 % %
1626 % %
1627 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1628 %
1629 % IsColorCacheInstantiated() determines if the color list is instantiated. If
1630 % not, it instantiates the list and returns it.
1631 %
1632 % The format of the IsColorInstantiated method is:
1633 %
1634 % MagickBooleanType IsColorCacheInstantiated(ExceptionInfo *exception)
1635 %
1636 % A description of each parameter follows.
1637 %
1638 % o exception: return any errors or warnings in this structure.
1639 %
1640 */
IsColorCacheInstantiated(ExceptionInfo * exception)1641 static MagickBooleanType IsColorCacheInstantiated(ExceptionInfo *exception)
1642 {
1643 if (color_cache == (LinkedListInfo *) NULL)
1644 {
1645 if (color_semaphore == (SemaphoreInfo *) NULL)
1646 ActivateSemaphoreInfo(&color_semaphore);
1647 LockSemaphoreInfo(color_semaphore);
1648 if (color_cache == (LinkedListInfo *) NULL)
1649 color_cache=AcquireColorCache(ColorFilename,exception);
1650 UnlockSemaphoreInfo(color_semaphore);
1651 }
1652 return(color_cache != (LinkedListInfo *) NULL ? MagickTrue : MagickFalse);
1653 }
1654
1655 /*
1656 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1657 % %
1658 % %
1659 % %
1660 + I s E q u i v a l e n t A l p h a %
1661 % %
1662 % %
1663 % %
1664 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1665 %
1666 % IsEquivalentAlpha() returns true if the distance between two alpha values is
1667 % less than the specified distance in a linear color space. This method is
1668 % used by MatteFloodFill() and other algorithms which compare two alpha values.
1669 %
1670 % The format of the IsEquivalentAlpha method is:
1671 %
1672 % void IsEquivalentAlpha(const Image *image,const PixelInfo *p,
1673 % const PixelInfo *q)
1674 %
1675 % A description of each parameter follows:
1676 %
1677 % o image: the image.
1678 %
1679 % o p: Pixel p.
1680 %
1681 % o q: Pixel q.
1682 %
1683 */
IsEquivalentAlpha(const Image * image,const PixelInfo * p,const PixelInfo * q)1684 MagickPrivate MagickBooleanType IsEquivalentAlpha(const Image *image,
1685 const PixelInfo *p,const PixelInfo *q)
1686 {
1687 double
1688 fuzz,
1689 pixel;
1690
1691 register double
1692 distance;
1693
1694 if (image->alpha_trait == UndefinedPixelTrait)
1695 return(MagickTrue);
1696 if (p->alpha == q->alpha)
1697 return(MagickTrue);
1698 fuzz=MagickMax(image->fuzz,MagickSQ1_2);
1699 fuzz*=fuzz;
1700 pixel=(double) p->alpha-(double) q->alpha;
1701 distance=pixel*pixel;
1702 if (distance > fuzz)
1703 return(MagickFalse);
1704 return(MagickTrue);
1705 }
1706
1707 /*
1708 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1709 % %
1710 % %
1711 % %
1712 + I s E q u i v a l e n t I m a g e %
1713 % %
1714 % %
1715 % %
1716 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1717 %
1718 % IsEquivalentImage() returns true if the target is similar to a region of the
1719 % image.
1720 %
1721 % The format of the IsEquivalentImage method is:
1722 %
1723 % MagickBooleanType IsEquivalentImage(const Image *image,
1724 % const Image *target_image,ssize_t *x_offset,ssize_t *y_offset,
1725 % ExceptionInfo *exception)
1726 %
1727 % A description of each parameter follows:
1728 %
1729 % o image: the image.
1730 %
1731 % o target_image: the target image.
1732 %
1733 % o x_offset: On input the starting x position to search for a match;
1734 % on output the x position of the first match found.
1735 %
1736 % o y_offset: On input the starting y position to search for a match;
1737 % on output the y position of the first match found.
1738 %
1739 % o exception: return any errors or warnings in this structure.
1740 %
1741 */
IsEquivalentImage(const Image * image,const Image * target_image,ssize_t * x_offset,ssize_t * y_offset,ExceptionInfo * exception)1742 MagickExport MagickBooleanType IsEquivalentImage(const Image *image,
1743 const Image *target_image,ssize_t *x_offset,ssize_t *y_offset,
1744 ExceptionInfo *exception)
1745 {
1746 #define SearchImageText " Searching image... "
1747
1748 CacheView
1749 *image_view,
1750 *target_view;
1751
1752 MagickBooleanType
1753 status;
1754
1755 PixelInfo
1756 target,
1757 pixel;
1758
1759 register const Quantum
1760 *p,
1761 *q;
1762
1763 register ssize_t
1764 i,
1765 x;
1766
1767 ssize_t
1768 j,
1769 y;
1770
1771 assert(image != (Image *) NULL);
1772 assert(image->signature == MagickCoreSignature);
1773 if (image->debug != MagickFalse)
1774 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
1775 assert(target_image != (Image *) NULL);
1776 assert(target_image->signature == MagickCoreSignature);
1777 assert(x_offset != (ssize_t *) NULL);
1778 assert(y_offset != (ssize_t *) NULL);
1779 assert(exception != (ExceptionInfo *) NULL);
1780 x=0;
1781 status=MagickTrue;
1782 GetPixelInfo(image,&pixel);
1783 GetPixelInfo(image,&target);
1784 image_view=AcquireVirtualCacheView(image,exception);
1785 target_view=AcquireVirtualCacheView(target_image,exception);
1786 for (y=(*y_offset); y < (ssize_t) image->rows; y++)
1787 {
1788 for (x=y == 0 ? *x_offset : 0; x < (ssize_t) image->columns; x++)
1789 {
1790 for (j=0; j < (ssize_t) target_image->rows; j++)
1791 {
1792 for (i=0; i < (ssize_t) target_image->columns; i++)
1793 {
1794 p=GetCacheViewVirtualPixels(image_view,x+i,y+j,1,1,exception);
1795 if (p == (const Quantum *) NULL)
1796 break;
1797 GetPixelInfoPixel(image,p,&pixel);
1798 q=GetCacheViewVirtualPixels(target_view,i,j,1,1,exception);
1799 if (q == (const Quantum *) NULL)
1800 break;
1801 GetPixelInfoPixel(image,q,&target);
1802 if (IsFuzzyEquivalencePixelInfo(&pixel,&target) == MagickFalse)
1803 break;
1804 }
1805 if (i < (ssize_t) target_image->columns)
1806 break;
1807 }
1808 if (j == (ssize_t) target_image->rows)
1809 break;
1810 }
1811 if (x < (ssize_t) image->columns)
1812 break;
1813 if (image->progress_monitor != (MagickProgressMonitor) NULL)
1814 {
1815 MagickBooleanType
1816 proceed;
1817
1818 proceed=SetImageProgress(image,SearchImageText,(MagickOffsetType) y,
1819 image->rows);
1820 if (proceed == MagickFalse)
1821 status=MagickFalse;
1822 }
1823 }
1824 target_view=DestroyCacheView(target_view);
1825 image_view=DestroyCacheView(image_view);
1826 *x_offset=x;
1827 *y_offset=y;
1828 if (status == MagickFalse)
1829 return(status);
1830 return(y < (ssize_t) image->rows ? MagickTrue : MagickFalse);
1831 }
1832
1833 /*
1834 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1835 % %
1836 % %
1837 % %
1838 + I s E q u i v a l e n t I n t e n s i t y %
1839 % %
1840 % %
1841 % %
1842 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1843 %
1844 % IsEquivalentIntensity() returns true if the distance between two intensity
1845 % values is less than the specified distance in a linear color space.
1846 %
1847 % The format of the IsEquivalentIntensity method is:
1848 %
1849 % void IsEquivalentIntensity(const Image *image,const PixelInfo *p,
1850 % const PixelInfo *q)
1851 %
1852 % A description of each parameter follows:
1853 %
1854 % o image: the image.
1855 %
1856 % o p: Pixel p.
1857 %
1858 % o q: Pixel q.
1859 %
1860 */
IsEquivalentIntensity(const Image * image,const PixelInfo * p,const PixelInfo * q)1861 MagickPrivate MagickBooleanType IsEquivalentIntensity(const Image *image,
1862 const PixelInfo *p,const PixelInfo *q)
1863 {
1864 double
1865 fuzz,
1866 pixel;
1867
1868 register double
1869 distance;
1870
1871 if (GetPixelInfoIntensity(image,p) == GetPixelInfoIntensity(image,q))
1872 return(MagickTrue);
1873 fuzz=MagickMax(image->fuzz,MagickSQ1_2);
1874 fuzz*=fuzz;
1875 pixel=GetPixelInfoIntensity(image,p)-GetPixelInfoIntensity(image,q);
1876 distance=pixel*pixel;
1877 if (distance > fuzz)
1878 return(MagickFalse);
1879 return(MagickTrue);
1880 }
1881
1882 /*
1883 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1884 % %
1885 % %
1886 % %
1887 % L i s t C o l o r I n f o %
1888 % %
1889 % %
1890 % %
1891 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1892 %
1893 % ListColorInfo() lists color names to the specified file. Color names
1894 % are a convenience. Rather than defining a color by its red, green, and
1895 % blue intensities just use a color name such as white, blue, or yellow.
1896 %
1897 % The format of the ListColorInfo method is:
1898 %
1899 % MagickBooleanType ListColorInfo(FILE *file,ExceptionInfo *exception)
1900 %
1901 % A description of each parameter follows.
1902 %
1903 % o file: List color names to this file handle.
1904 %
1905 % o exception: return any errors or warnings in this structure.
1906 %
1907 */
ListColorInfo(FILE * file,ExceptionInfo * exception)1908 MagickExport MagickBooleanType ListColorInfo(FILE *file,
1909 ExceptionInfo *exception)
1910 {
1911 char
1912 tuple[MagickPathExtent];
1913
1914 const char
1915 *path;
1916
1917 const ColorInfo
1918 **color_info;
1919
1920 register ssize_t
1921 i;
1922
1923 size_t
1924 number_colors;
1925
1926 /*
1927 List name and attributes of each color in the list.
1928 */
1929 if (file == (const FILE *) NULL)
1930 file=stdout;
1931 color_info=GetColorInfoList("*",&number_colors,exception);
1932 if (color_info == (const ColorInfo **) NULL)
1933 return(MagickFalse);
1934 path=(const char *) NULL;
1935 for (i=0; i < (ssize_t) number_colors; i++)
1936 {
1937 if (color_info[i]->stealth != MagickFalse)
1938 continue;
1939 if ((path == (const char *) NULL) ||
1940 (LocaleCompare(path,color_info[i]->path) != 0))
1941 {
1942 if (color_info[i]->path != (char *) NULL)
1943 (void) FormatLocaleFile(file,"\nPath: %s\n\n",color_info[i]->path);
1944 (void) FormatLocaleFile(file,
1945 "Name Color "
1946 " Compliance\n");
1947 (void) FormatLocaleFile(file,
1948 "-------------------------------------------------"
1949 "------------------------------\n");
1950 }
1951 path=color_info[i]->path;
1952 (void) FormatLocaleFile(file,"%-21.21s ",color_info[i]->name);
1953 GetColorTuple(&color_info[i]->color,MagickFalse,tuple);
1954 (void) FormatLocaleFile(file,"%-45.45s ",tuple);
1955 if ((color_info[i]->compliance & SVGCompliance) != 0)
1956 (void) FormatLocaleFile(file,"SVG ");
1957 if ((color_info[i]->compliance & X11Compliance) != 0)
1958 (void) FormatLocaleFile(file,"X11 ");
1959 if ((color_info[i]->compliance & XPMCompliance) != 0)
1960 (void) FormatLocaleFile(file,"XPM ");
1961 (void) FormatLocaleFile(file,"\n");
1962 }
1963 color_info=(const ColorInfo **) RelinquishMagickMemory((void *) color_info);
1964 (void) fflush(file);
1965 return(MagickTrue);
1966 }
1967
1968 /*
1969 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1970 % %
1971 % %
1972 % %
1973 + L o a d C o l o r C a c h e %
1974 % %
1975 % %
1976 % %
1977 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1978 %
1979 % LoadColorCache() loads the color configurations which provides a mapping
1980 % between color attributes and a color name.
1981 %
1982 % The format of the LoadColorCache method is:
1983 %
1984 % MagickBooleanType LoadColorCache(LinkedListInfo *cache,const char *xml,
1985 % const char *filename,const size_t depth,ExceptionInfo *exception)
1986 %
1987 % A description of each parameter follows:
1988 %
1989 % o xml: The color list in XML format.
1990 %
1991 % o filename: The color list filename.
1992 %
1993 % o depth: depth of <include /> statements.
1994 %
1995 % o exception: return any errors or warnings in this structure.
1996 %
1997 */
LoadColorCache(LinkedListInfo * cache,const char * xml,const char * filename,const size_t depth,ExceptionInfo * exception)1998 static MagickBooleanType LoadColorCache(LinkedListInfo *cache,const char *xml,
1999 const char *filename,const size_t depth,ExceptionInfo *exception)
2000 {
2001 char
2002 keyword[MagickPathExtent],
2003 *token;
2004
2005 ColorInfo
2006 *color_info;
2007
2008 const char
2009 *q;
2010
2011 MagickStatusType
2012 status;
2013
2014 size_t
2015 extent;
2016
2017 /*
2018 Load the color map file.
2019 */
2020 (void) LogMagickEvent(ConfigureEvent,GetMagickModule(),
2021 "Loading color file \"%s\" ...",filename);
2022 if (xml == (char *) NULL)
2023 return(MagickFalse);
2024 status=MagickTrue;
2025 color_info=(ColorInfo *) NULL;
2026 token=AcquireString(xml);
2027 extent=strlen(token)+MagickPathExtent;
2028 for (q=(char *) xml; *q != '\0'; )
2029 {
2030 /*
2031 Interpret XML.
2032 */
2033 GetNextToken(q,&q,extent,token);
2034 if (*token == '\0')
2035 break;
2036 (void) CopyMagickString(keyword,token,MagickPathExtent);
2037 if (LocaleNCompare(keyword,"<!DOCTYPE",9) == 0)
2038 {
2039 /*
2040 Doctype element.
2041 */
2042 while ((LocaleNCompare(q,"]>",2) != 0) && (*q != '\0'))
2043 GetNextToken(q,&q,extent,token);
2044 continue;
2045 }
2046 if (LocaleNCompare(keyword,"<!--",4) == 0)
2047 {
2048 /*
2049 Comment element.
2050 */
2051 while ((LocaleNCompare(q,"->",2) != 0) && (*q != '\0'))
2052 GetNextToken(q,&q,extent,token);
2053 continue;
2054 }
2055 if (LocaleCompare(keyword,"<include") == 0)
2056 {
2057 /*
2058 Include element.
2059 */
2060 while (((*token != '/') && (*(token+1) != '>')) && (*q != '\0'))
2061 {
2062 (void) CopyMagickString(keyword,token,MagickPathExtent);
2063 GetNextToken(q,&q,extent,token);
2064 if (*token != '=')
2065 continue;
2066 GetNextToken(q,&q,extent,token);
2067 if (LocaleCompare(keyword,"file") == 0)
2068 {
2069 if (depth > 200)
2070 (void) ThrowMagickException(exception,GetMagickModule(),
2071 ConfigureError,"IncludeElementNestedTooDeeply","`%s'",token);
2072 else
2073 {
2074 char
2075 path[MagickPathExtent],
2076 *file_xml;
2077
2078 GetPathComponent(filename,HeadPath,path);
2079 if (*path != '\0')
2080 (void) ConcatenateMagickString(path,DirectorySeparator,
2081 MagickPathExtent);
2082 if (*token == *DirectorySeparator)
2083 (void) CopyMagickString(path,token,MagickPathExtent);
2084 else
2085 (void) ConcatenateMagickString(path,token,MagickPathExtent);
2086 file_xml=FileToXML(path,~0UL);
2087 if (file_xml != (char *) NULL)
2088 {
2089 status&=LoadColorCache(cache,file_xml,path,depth+1,
2090 exception);
2091 file_xml=DestroyString(file_xml);
2092 }
2093 }
2094 }
2095 }
2096 continue;
2097 }
2098 if (LocaleCompare(keyword,"<color") == 0)
2099 {
2100 /*
2101 Color element.
2102 */
2103 color_info=(ColorInfo *) AcquireMagickMemory(sizeof(*color_info));
2104 if (color_info == (ColorInfo *) NULL)
2105 ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed");
2106 (void) ResetMagickMemory(color_info,0,sizeof(*color_info));
2107 color_info->path=ConstantString(filename);
2108 color_info->exempt=MagickFalse;
2109 color_info->signature=MagickCoreSignature;
2110 continue;
2111 }
2112 if (color_info == (ColorInfo *) NULL)
2113 continue;
2114 if (LocaleCompare(keyword,"/>") == 0)
2115 {
2116 status=AppendValueToLinkedList(cache,color_info);
2117 if (status == MagickFalse)
2118 (void) ThrowMagickException(exception,GetMagickModule(),
2119 ResourceLimitError,"MemoryAllocationFailed","`%s'",
2120 color_info->name);
2121 color_info=(ColorInfo *) NULL;
2122 continue;
2123 }
2124 GetNextToken(q,(const char **) NULL,extent,token);
2125 if (*token != '=')
2126 continue;
2127 GetNextToken(q,&q,extent,token);
2128 GetNextToken(q,&q,extent,token);
2129 switch (*keyword)
2130 {
2131 case 'C':
2132 case 'c':
2133 {
2134 if (LocaleCompare((char *) keyword,"color") == 0)
2135 {
2136 (void) QueryColorCompliance(token,AllCompliance,&color_info->color,
2137 exception);
2138 break;
2139 }
2140 if (LocaleCompare((char *) keyword,"compliance") == 0)
2141 {
2142 ssize_t
2143 compliance;
2144
2145 compliance=color_info->compliance;
2146 if (GlobExpression(token,"*SVG*",MagickTrue) != MagickFalse)
2147 compliance|=SVGCompliance;
2148 if (GlobExpression(token,"*X11*",MagickTrue) != MagickFalse)
2149 compliance|=X11Compliance;
2150 if (GlobExpression(token,"*XPM*",MagickTrue) != MagickFalse)
2151 compliance|=XPMCompliance;
2152 color_info->compliance=(ComplianceType) compliance;
2153 break;
2154 }
2155 break;
2156 }
2157 case 'N':
2158 case 'n':
2159 {
2160 if (LocaleCompare((char *) keyword,"name") == 0)
2161 {
2162 color_info->name=ConstantString(token);
2163 break;
2164 }
2165 break;
2166 }
2167 case 'S':
2168 case 's':
2169 {
2170 if (LocaleCompare((char *) keyword,"stealth") == 0)
2171 {
2172 color_info->stealth=IsStringTrue(token);
2173 break;
2174 }
2175 break;
2176 }
2177 default:
2178 break;
2179 }
2180 }
2181 token=(char *) RelinquishMagickMemory(token);
2182 return(status != 0 ? MagickTrue : MagickFalse);
2183 }
2184
2185 /*
2186 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2187 % %
2188 % %
2189 % %
2190 + Q u e r y C o l o r C o m p l i a n c e %
2191 % %
2192 % %
2193 % %
2194 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2195 %
2196 % QueryColorCompliance() returns the red, green, blue, and alpha intensities
2197 % for a given color name and standards compliance.
2198 %
2199 % The format of the QueryColorCompliance method is:
2200 %
2201 % MagickBooleanType QueryColorCompliance(const char *name,
2202 % const ComplianceType compliance,PixelInfo *color,
2203 % ExceptionInfo *exception)
2204 %
2205 % A description of each parameter follows:
2206 %
2207 % o name: the color name (e.g. white, blue, yellow).
2208 %
2209 % o compliance: Adhere to this color standard: SVG, X11, or XPM.
2210 %
2211 % o color: the red, green, blue, and opacity intensities values of the
2212 % named color in this structure.
2213 %
2214 % o exception: return any errors or warnings in this structure.
2215 %
2216 */
QueryColorCompliance(const char * name,const ComplianceType compliance,PixelInfo * color,ExceptionInfo * exception)2217 MagickExport MagickBooleanType QueryColorCompliance(const char *name,
2218 const ComplianceType compliance,PixelInfo *color,ExceptionInfo *exception)
2219 {
2220 extern const char
2221 BackgroundColor[];
2222
2223 GeometryInfo
2224 geometry_info;
2225
2226 double
2227 scale;
2228
2229 MagickStatusType
2230 flags;
2231
2232 register const ColorInfo
2233 *p;
2234
2235 register ssize_t
2236 i;
2237
2238 ssize_t
2239 type;
2240
2241 /*
2242 Initialize color return value.
2243 */
2244 assert(name != (const char *) NULL);
2245 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",name);
2246 assert(color != (PixelInfo *) NULL);
2247 GetPixelInfo((Image *) NULL,color);
2248 if ((name == (char *) NULL) || (*name == '\0'))
2249 name=BackgroundColor;
2250 while (isspace((int) ((unsigned char) *name)) != 0)
2251 name++;
2252 if (*name == '#')
2253 {
2254 char
2255 c;
2256
2257 PixelPacket
2258 pixel;
2259
2260 QuantumAny
2261 range;
2262
2263 size_t
2264 depth,
2265 n;
2266
2267 /*
2268 Parse hex color.
2269 */
2270 (void) ResetMagickMemory(&pixel,0,sizeof(pixel));
2271 name++;
2272 for (n=0; isxdigit((int) ((unsigned char) name[n])) != 0; n++) ;
2273 if ((n % 3) == 0)
2274 {
2275 do
2276 {
2277 pixel.red=pixel.green;
2278 pixel.green=pixel.blue;
2279 pixel.blue=0;
2280 for (i=(ssize_t) (n/3-1); i >= 0; i--)
2281 {
2282 c=(*name++);
2283 pixel.blue<<=4;
2284 if ((c >= '0') && (c <= '9'))
2285 pixel.blue|=(int) (c-'0');
2286 else
2287 if ((c >= 'A') && (c <= 'F'))
2288 pixel.blue|=(int) c-((int) 'A'-10);
2289 else
2290 if ((c >= 'a') && (c <= 'f'))
2291 pixel.blue|=(int) c-((int) 'a'-10);
2292 else
2293 return(MagickFalse);
2294 }
2295 } while (isxdigit((int) ((unsigned char) *name)) != 0);
2296 depth=4*(n/3);
2297 }
2298 else
2299 {
2300 if ((n % 4) != 0)
2301 {
2302 (void) ThrowMagickException(exception,GetMagickModule(),
2303 OptionWarning,"UnrecognizedColor","`%s'",name);
2304 return(MagickFalse);
2305 }
2306 do
2307 {
2308 pixel.red=pixel.green;
2309 pixel.green=pixel.blue;
2310 pixel.blue=pixel.alpha;
2311 pixel.alpha=0;
2312 for (i=(ssize_t) (n/4-1); i >= 0; i--)
2313 {
2314 c=(*name++);
2315 pixel.alpha<<=4;
2316 if ((c >= '0') && (c <= '9'))
2317 pixel.alpha|=(int) (c-'0');
2318 else
2319 if ((c >= 'A') && (c <= 'F'))
2320 pixel.alpha|=(int) c-((int) 'A'-10);
2321 else
2322 if ((c >= 'a') && (c <= 'f'))
2323 pixel.alpha|=(int) c-((int) 'a'-10);
2324 else
2325 return(MagickFalse);
2326 }
2327 } while (isxdigit((int) ((unsigned char) *name)) != 0);
2328 depth=4*(n/4);
2329 }
2330 color->colorspace=sRGBColorspace;
2331 color->depth=depth;
2332 color->alpha_trait=UndefinedPixelTrait;
2333 range=GetQuantumRange(depth);
2334 color->red=(double) ScaleAnyToQuantum(pixel.red,range);
2335 color->green=(double) ScaleAnyToQuantum(pixel.green,range);
2336 color->blue=(double) ScaleAnyToQuantum(pixel.blue,range);
2337 color->alpha=(double) OpaqueAlpha;
2338 if ((n % 3) != 0)
2339 {
2340 color->alpha_trait=BlendPixelTrait;
2341 color->alpha=(double) ScaleAnyToQuantum(pixel.alpha,range);
2342 }
2343 color->black=0.0;
2344 return(MagickTrue);
2345 }
2346 if (strchr(name,'(') != (char *) NULL)
2347 {
2348 char
2349 colorspace[MagickPathExtent];
2350
2351 MagickBooleanType
2352 icc_color;
2353
2354 /*
2355 Parse color of the form rgb(100,255,0).
2356 */
2357 (void) CopyMagickString(colorspace,name,MagickPathExtent);
2358 for (i=0; colorspace[i] != '\0'; i++)
2359 if (colorspace[i] == '(')
2360 break;
2361 colorspace[i--]='\0';
2362 scale=(double) ScaleCharToQuantum(1);
2363 icc_color=MagickFalse;
2364 if (LocaleNCompare(colorspace,"device-",7) == 0)
2365 {
2366 (void) CopyMagickString(colorspace,colorspace+7,MagickPathExtent);
2367 scale=(double) QuantumRange;
2368 icc_color=MagickTrue;
2369 }
2370 if (LocaleCompare(colorspace,"icc-color") == 0)
2371 {
2372 register ssize_t
2373 j;
2374
2375 (void) CopyMagickString(colorspace,name+i+2,MagickPathExtent);
2376 for (j=0; colorspace[j] != '\0'; j++)
2377 if (colorspace[j] == ',')
2378 break;
2379 colorspace[j--]='\0';
2380 i+=j+3;
2381 scale=(double) QuantumRange;
2382 icc_color=MagickTrue;
2383 }
2384 LocaleLower(colorspace);
2385 color->alpha_trait=UndefinedPixelTrait;
2386 if ((i > 0) && (colorspace[i] == 'a'))
2387 {
2388 colorspace[i]='\0';
2389 color->alpha_trait=BlendPixelTrait;
2390 }
2391 type=ParseCommandOption(MagickColorspaceOptions,MagickFalse,colorspace);
2392 if (type < 0)
2393 {
2394 (void) ThrowMagickException(exception,GetMagickModule(),
2395 OptionWarning,"UnrecognizedColor","`%s'",name);
2396 return(MagickFalse);
2397 }
2398 color->colorspace=(ColorspaceType) type;
2399 if ((icc_color == MagickFalse) && (color->colorspace == RGBColorspace))
2400 {
2401 color->colorspace=sRGBColorspace; /* as required by SVG standard */
2402 color->depth=8;
2403 }
2404 SetGeometryInfo(&geometry_info);
2405 flags=ParseGeometry(name+i+1,&geometry_info);
2406 if (flags == 0)
2407 {
2408 char
2409 *colorname;
2410
2411 ColorspaceType
2412 colorspaceType;
2413
2414 colorspaceType=color->colorspace;
2415 colorname=AcquireString(name+i+1);
2416 (void) SubstituteString(&colorname,")","");
2417 (void) QueryColorCompliance(colorname,AllCompliance,color,exception);
2418 colorname=DestroyString(colorname);
2419 color->colorspace=colorspaceType;
2420 }
2421 else
2422 {
2423 if ((flags & PercentValue) != 0)
2424 scale=(double) (QuantumRange/100.0);
2425 if ((flags & RhoValue) != 0)
2426 color->red=(double) ClampToQuantum((MagickRealType) (scale*
2427 geometry_info.rho));
2428 if ((flags & SigmaValue) != 0)
2429 color->green=(double) ClampToQuantum((MagickRealType) (scale*
2430 geometry_info.sigma));
2431 if ((flags & XiValue) != 0)
2432 color->blue=(double) ClampToQuantum((MagickRealType) (scale*
2433 geometry_info.xi));
2434 color->alpha=(double) OpaqueAlpha;
2435 if ((flags & PsiValue) != 0)
2436 {
2437 if (color->colorspace == CMYKColorspace)
2438 color->black=(double) ClampToQuantum((MagickRealType) (
2439 scale*geometry_info.psi));
2440 else
2441 if (color->alpha_trait != UndefinedPixelTrait)
2442 color->alpha=(double) ClampToQuantum(QuantumRange*
2443 geometry_info.psi);
2444 }
2445 if (((flags & ChiValue) != 0) &&
2446 (color->alpha_trait != UndefinedPixelTrait))
2447 color->alpha=(double) ClampToQuantum(QuantumRange*
2448 geometry_info.chi);
2449 if (color->colorspace == LabColorspace)
2450 {
2451 if ((flags & SigmaValue) != 0)
2452 color->green=(MagickRealType) ClampToQuantum((MagickRealType)
2453 (scale*geometry_info.sigma+(QuantumRange+1)/2.0));
2454 if ((flags & XiValue) != 0)
2455 color->blue=(MagickRealType) ClampToQuantum((MagickRealType)
2456 (scale*geometry_info.xi+(QuantumRange+1)/2.0));
2457 }
2458 if (LocaleCompare(colorspace,"gray") == 0)
2459 {
2460 color->colorspace=GRAYColorspace;
2461 color->green=color->red;
2462 color->blue=color->red;
2463 if (((flags & SigmaValue) != 0) &&
2464 (color->alpha_trait != UndefinedPixelTrait))
2465 color->alpha=(double) ClampToQuantum(QuantumRange*
2466 geometry_info.sigma);
2467 }
2468 if ((LocaleCompare(colorspace,"HCL") == 0) ||
2469 (LocaleCompare(colorspace,"HSB") == 0) ||
2470 (LocaleCompare(colorspace,"HSL") == 0) ||
2471 (LocaleCompare(colorspace,"HWB") == 0))
2472 {
2473 double
2474 blue,
2475 green,
2476 red;
2477
2478 if (LocaleCompare(colorspace,"HCL") == 0)
2479 color->colorspace=HCLColorspace;
2480 else
2481 if (LocaleCompare(colorspace,"HSB") == 0)
2482 color->colorspace=HSBColorspace;
2483 else
2484 if (LocaleCompare(colorspace,"HSL") == 0)
2485 color->colorspace=HSLColorspace;
2486 else
2487 if (LocaleCompare(colorspace,"HWB") == 0)
2488 color->colorspace=HWBColorspace;
2489 scale=1.0/255.0;
2490 if ((flags & PercentValue) != 0)
2491 scale=1.0/100.0;
2492 geometry_info.sigma*=scale;
2493 geometry_info.xi*=scale;
2494 if (LocaleCompare(colorspace,"HCL") == 0)
2495 ConvertHCLToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,
2496 360.0)/360.0,geometry_info.sigma,geometry_info.xi,&red,
2497 &green,&blue);
2498 else
2499 if (LocaleCompare(colorspace,"HSB") == 0)
2500 ConvertHSBToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,
2501 360.0)/360.0,geometry_info.sigma,geometry_info.xi,&red,
2502 &green,&blue);
2503 else
2504 if (LocaleCompare(colorspace,"HSL") == 0)
2505 ConvertHSLToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,
2506 360.0)/360.0,geometry_info.sigma,geometry_info.xi,&red,
2507 &green,&blue);
2508 else
2509 ConvertHWBToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,
2510 360.0)/360.0,geometry_info.sigma,geometry_info.xi,&red,
2511 &green,&blue);
2512 color->colorspace=sRGBColorspace;
2513 color->red=(MagickRealType) red;
2514 color->green=(MagickRealType) green;
2515 color->blue=(MagickRealType) blue;
2516 }
2517 }
2518 return(MagickTrue);
2519 }
2520 /*
2521 Parse named color.
2522 */
2523 p=GetColorCompliance(name,compliance,exception);
2524 if (p == (const ColorInfo *) NULL)
2525 return(MagickFalse);
2526 color->colorspace=sRGBColorspace;
2527 color->depth=8;
2528 color->alpha_trait=p->color.alpha != OpaqueAlpha ? BlendPixelTrait :
2529 UndefinedPixelTrait;
2530 color->red=(double) p->color.red;
2531 color->green=(double) p->color.green;
2532 color->blue=(double) p->color.blue;
2533 color->alpha=(double) p->color.alpha;
2534 color->black=0.0;
2535 return(MagickTrue);
2536 }
2537
2538 /*
2539 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2540 % %
2541 % %
2542 % %
2543 % Q u e r y C o l o r n a m e %
2544 % %
2545 % %
2546 % %
2547 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2548 %
2549 % QueryColorname() returns a named color for the given color intensity.
2550 % If an exact match is not found, a hex value is returned instead. For
2551 % example an intensity of rgb:(0,0,0) returns black whereas rgb:(223,223,223)
2552 % returns #dfdfdf.
2553 %
2554 % UPDATE: the 'image' argument is no longer needed as all information should
2555 % have been preset using GetPixelInfo().
2556 %
2557 % The format of the QueryColorname method is:
2558 %
2559 % MagickBooleanType QueryColorname(const Image *image,
2560 % const PixelInfo *color,const ComplianceType compliance,char *name,
2561 % ExceptionInfo *exception)
2562 %
2563 % A description of each parameter follows.
2564 %
2565 % o image: the image. (not used! - color gets settings from GetPixelInfo()
2566 %
2567 % o color: the color intensities.
2568 %
2569 % o Compliance: Adhere to this color standard: SVG, X11, or XPM.
2570 %
2571 % o name: Return the color name or hex value.
2572 %
2573 % o exception: return any errors or warnings in this structure.
2574 %
2575 */
2576
QueryColorname(const Image * magick_unused (image),const PixelInfo * color,const ComplianceType compliance,char * name,ExceptionInfo * exception)2577 MagickExport MagickBooleanType QueryColorname(
2578 const Image *magick_unused(image),const PixelInfo *color,
2579 const ComplianceType compliance,char *name,ExceptionInfo *exception)
2580 {
2581 PixelInfo
2582 pixel;
2583
2584 double
2585 alpha;
2586
2587 register const ColorInfo
2588 *p;
2589
2590 magick_unreferenced(image);
2591 *name='\0';
2592 pixel=(*color);
2593 if (compliance == XPMCompliance)
2594 {
2595 pixel.alpha_trait=UndefinedPixelTrait;
2596 if ( pixel.depth > 16 )
2597 pixel.depth=16;
2598 }
2599 GetColorTuple(&pixel,compliance != SVGCompliance ? MagickTrue : MagickFalse,
2600 name);
2601 if (IssRGBColorspace(pixel.colorspace) == MagickFalse)
2602 return(MagickFalse);
2603 alpha=color->alpha_trait != UndefinedPixelTrait ? color->alpha : OpaqueAlpha;
2604 (void) GetColorInfo("*",exception);
2605 ResetLinkedListIterator(color_cache);
2606 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
2607 while (p != (const ColorInfo *) NULL)
2608 {
2609 if (((p->compliance & compliance) != 0) &&
2610 ((fabs((double) (p->color.red-color->red)) < MagickEpsilon)) &&
2611 (fabs((double) (p->color.green-color->green)) < MagickEpsilon) &&
2612 (fabs((double) (p->color.blue-color->blue)) < MagickEpsilon) &&
2613 (fabs((double) (p->color.alpha-alpha)) < MagickEpsilon))
2614 {
2615 (void) CopyMagickString(name,p->name,MagickPathExtent);
2616 break;
2617 }
2618 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
2619 }
2620 return(MagickTrue);
2621 }
2622