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 1999-2019 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 % https://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/memory-private.h"
60 #include "MagickCore/monitor.h"
61 #include "MagickCore/monitor-private.h"
62 #include "MagickCore/option.h"
63 #include "MagickCore/pixel-accessor.h"
64 #include "MagickCore/quantize.h"
65 #include "MagickCore/quantum.h"
66 #include "MagickCore/quantum-private.h"
67 #include "MagickCore/semaphore.h"
68 #include "MagickCore/string_.h"
69 #include "MagickCore/token.h"
70 #include "MagickCore/utility.h"
71 #include "MagickCore/utility-private.h"
72 #include "MagickCore/xml-tree.h"
73 #include "MagickCore/xml-tree-private.h"
74
75 /*
76 Define declarations.
77 */
78 #define ColorFilename "colors.xml"
79
80 /*
81 Typedef declarations.
82 */
83 typedef struct _ColorMapInfo
84 {
85 const char
86 *name;
87
88 const unsigned char
89 red,
90 green,
91 blue;
92
93 const float
94 alpha;
95
96 const ssize_t
97 compliance;
98 } ColorMapInfo;
99
100 /*
101 Static declarations.
102 */
103 static const ColorMapInfo
104 ColorMap[] =
105 {
106 { "none", 0, 0, 0, 0, SVGCompliance | XPMCompliance },
107 { "black", 0, 0, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
108 { "red", 255, 0, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
109 { "magenta", 255, 0, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
110 { "green", 0, 128, 0, 1, SVGCompliance },
111 { "cyan", 0, 255, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
112 { "blue", 0, 0, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
113 { "yellow", 255, 255, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
114 { "white", 255, 255, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
115 { "AliceBlue", 240, 248, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
116 { "AntiqueWhite", 250, 235, 215, 1, SVGCompliance | X11Compliance | XPMCompliance },
117 { "AntiqueWhite1", 255, 239, 219, 1, X11Compliance },
118 { "AntiqueWhite2", 238, 223, 204, 1, X11Compliance },
119 { "AntiqueWhite3", 205, 192, 176, 1, X11Compliance },
120 { "AntiqueWhite4", 139, 131, 120, 1, X11Compliance },
121 { "aqua", 0, 255, 255, 1, SVGCompliance },
122 { "aquamarine", 127, 255, 212, 1, SVGCompliance | X11Compliance | XPMCompliance },
123 { "aquamarine1", 127, 255, 212, 1, X11Compliance },
124 { "aquamarine2", 118, 238, 198, 1, X11Compliance },
125 { "aquamarine3", 102, 205, 170, 1, X11Compliance },
126 { "aquamarine4", 69, 139, 116, 1, X11Compliance },
127 { "azure", 240, 255, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
128 { "azure1", 240, 255, 255, 1, X11Compliance },
129 { "azure2", 224, 238, 238, 1, X11Compliance },
130 { "azure3", 193, 205, 205, 1, X11Compliance },
131 { "azure4", 131, 139, 139, 1, X11Compliance },
132 { "beige", 245, 245, 220, 1, SVGCompliance | X11Compliance | XPMCompliance },
133 { "bisque", 255, 228, 196, 1, SVGCompliance | X11Compliance | XPMCompliance },
134 { "bisque1", 255, 228, 196, 1, X11Compliance },
135 { "bisque2", 238, 213, 183, 1, X11Compliance },
136 { "bisque3", 205, 183, 158, 1, X11Compliance },
137 { "bisque4", 139, 125, 107, 1, X11Compliance },
138 { "BlanchedAlmond", 255, 235, 205, 1, SVGCompliance | X11Compliance | XPMCompliance },
139 { "blue1", 0, 0, 255, 1, X11Compliance },
140 { "blue2", 0, 0, 238, 1, X11Compliance },
141 { "blue3", 0, 0, 205, 1, X11Compliance },
142 { "blue4", 0, 0, 139, 1, X11Compliance },
143 { "BlueViolet", 138, 43, 226, 1, SVGCompliance | X11Compliance | XPMCompliance },
144 { "brown", 165, 42, 42, 1, SVGCompliance | X11Compliance | XPMCompliance },
145 { "brown1", 255, 64, 64, 1, X11Compliance },
146 { "brown2", 238, 59, 59, 1, X11Compliance },
147 { "brown3", 205, 51, 51, 1, X11Compliance },
148 { "brown4", 139, 35, 35, 1, X11Compliance },
149 { "burlywood", 222, 184, 135, 1, SVGCompliance | X11Compliance | XPMCompliance },
150 { "burlywood1", 255, 211, 155, 1, X11Compliance },
151 { "burlywood2", 238, 197, 145, 1, X11Compliance },
152 { "burlywood3", 205, 170, 125, 1, X11Compliance },
153 { "burlywood4", 139, 115, 85, 1, X11Compliance },
154 { "CadetBlue", 95, 158, 160, 1, SVGCompliance | X11Compliance | XPMCompliance },
155 { "CadetBlue1", 152, 245, 255, 1, X11Compliance },
156 { "CadetBlue2", 142, 229, 238, 1, X11Compliance },
157 { "CadetBlue3", 122, 197, 205, 1, X11Compliance },
158 { "CadetBlue4", 83, 134, 139, 1, X11Compliance },
159 { "chartreuse", 127, 255, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
160 { "chartreuse1", 127, 255, 0, 1, X11Compliance },
161 { "chartreuse2", 118, 238, 0, 1, X11Compliance },
162 { "chartreuse3", 102, 205, 0, 1, X11Compliance },
163 { "chartreuse4", 69, 139, 0, 1, X11Compliance },
164 { "chocolate", 210, 105, 30, 1, SVGCompliance | X11Compliance | XPMCompliance },
165 { "chocolate1", 255, 127, 36, 1, X11Compliance },
166 { "chocolate2", 238, 118, 33, 1, X11Compliance },
167 { "chocolate3", 205, 102, 29, 1, X11Compliance },
168 { "chocolate4", 139, 69, 19, 1, X11Compliance },
169 { "coral", 255, 127, 80, 1, SVGCompliance | X11Compliance | XPMCompliance },
170 { "coral1", 255, 114, 86, 1, X11Compliance },
171 { "coral2", 238, 106, 80, 1, X11Compliance },
172 { "coral3", 205, 91, 69, 1, X11Compliance },
173 { "coral4", 139, 62, 47, 1, X11Compliance },
174 { "CornflowerBlue", 100, 149, 237, 1, SVGCompliance | X11Compliance | XPMCompliance },
175 { "cornsilk", 255, 248, 220, 1, SVGCompliance | X11Compliance | XPMCompliance },
176 { "cornsilk1", 255, 248, 220, 1, X11Compliance },
177 { "cornsilk2", 238, 232, 205, 1, X11Compliance },
178 { "cornsilk3", 205, 200, 177, 1, X11Compliance },
179 { "cornsilk4", 139, 136, 120, 1, X11Compliance },
180 { "crimson", 220, 20, 60, 1, SVGCompliance },
181 { "cyan1", 0, 255, 255, 1, X11Compliance },
182 { "cyan2", 0, 238, 238, 1, X11Compliance },
183 { "cyan3", 0, 205, 205, 1, X11Compliance },
184 { "cyan4", 0, 139, 139, 1, X11Compliance },
185 { "DarkBlue", 0, 0, 139, 1, SVGCompliance | X11Compliance },
186 { "DarkCyan", 0, 139, 139, 1, SVGCompliance | X11Compliance },
187 { "DarkGoldenrod", 184, 134, 11, 1, SVGCompliance | X11Compliance | XPMCompliance },
188 { "DarkGoldenrod1", 255, 185, 15, 1, X11Compliance },
189 { "DarkGoldenrod2", 238, 173, 14, 1, X11Compliance },
190 { "DarkGoldenrod3", 205, 149, 12, 1, X11Compliance },
191 { "DarkGoldenrod4", 139, 101, 8, 1, X11Compliance },
192 { "DarkGray", 169, 169, 169, 1, SVGCompliance | X11Compliance },
193 { "DarkGreen", 0, 100, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
194 { "DarkGrey", 169, 169, 169, 1, SVGCompliance | X11Compliance },
195 { "DarkKhaki", 189, 183, 107, 1, SVGCompliance | X11Compliance | XPMCompliance },
196 { "DarkMagenta", 139, 0, 139, 1, SVGCompliance | X11Compliance },
197 { "DarkOliveGreen", 85, 107, 47, 1, SVGCompliance | X11Compliance | XPMCompliance },
198 { "DarkOliveGreen1", 202, 255, 112, 1, X11Compliance },
199 { "DarkOliveGreen2", 188, 238, 104, 1, X11Compliance },
200 { "DarkOliveGreen3", 162, 205, 90, 1, X11Compliance },
201 { "DarkOliveGreen4", 110, 139, 61, 1, X11Compliance },
202 { "DarkOrange", 255, 140, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
203 { "DarkOrange1", 255, 127, 0, 1, X11Compliance },
204 { "DarkOrange2", 238, 118, 0, 1, X11Compliance },
205 { "DarkOrange3", 205, 102, 0, 1, X11Compliance },
206 { "DarkOrange4", 139, 69, 0, 1, X11Compliance },
207 { "DarkOrchid", 153, 50, 204, 1, SVGCompliance | X11Compliance | XPMCompliance },
208 { "DarkOrchid1", 191, 62, 255, 1, X11Compliance },
209 { "DarkOrchid2", 178, 58, 238, 1, X11Compliance },
210 { "DarkOrchid3", 154, 50, 205, 1, X11Compliance },
211 { "DarkOrchid4", 104, 34, 139, 1, X11Compliance },
212 { "DarkRed", 139, 0, 0, 1, SVGCompliance | X11Compliance },
213 { "DarkSalmon", 233, 150, 122, 1, SVGCompliance | X11Compliance | XPMCompliance },
214 { "DarkSeaGreen", 143, 188, 143, 1, SVGCompliance | X11Compliance | XPMCompliance },
215 { "DarkSeaGreen1", 193, 255, 193, 1, X11Compliance },
216 { "DarkSeaGreen2", 180, 238, 180, 1, X11Compliance },
217 { "DarkSeaGreen3", 155, 205, 155, 1, X11Compliance },
218 { "DarkSeaGreen4", 105, 139, 105, 1, X11Compliance },
219 { "DarkSlateBlue", 72, 61, 139, 1, SVGCompliance | X11Compliance | XPMCompliance },
220 { "DarkSlateGray", 47, 79, 79, 1, SVGCompliance | X11Compliance | XPMCompliance },
221 { "DarkSlateGray1", 151, 255, 255, 1, X11Compliance },
222 { "DarkSlateGray2", 141, 238, 238, 1, X11Compliance },
223 { "DarkSlateGray3", 121, 205, 205, 1, X11Compliance },
224 { "DarkSlateGray4", 82, 139, 139, 1, X11Compliance },
225 { "DarkSlateGrey", 47, 79, 79, 1, SVGCompliance | X11Compliance },
226 { "DarkTurquoise", 0, 206, 209, 1, SVGCompliance | X11Compliance | XPMCompliance },
227 { "DarkViolet", 148, 0, 211, 1, SVGCompliance | X11Compliance | XPMCompliance },
228 { "DeepPink", 255, 20, 147, 1, SVGCompliance | X11Compliance | XPMCompliance },
229 { "DeepPink1", 255, 20, 147, 1, X11Compliance },
230 { "DeepPink2", 238, 18, 137, 1, X11Compliance },
231 { "DeepPink3", 205, 16, 118, 1, X11Compliance },
232 { "DeepPink4", 139, 10, 80, 1, X11Compliance },
233 { "DeepSkyBlue", 0, 191, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
234 { "DeepSkyBlue1", 0, 191, 255, 1, X11Compliance },
235 { "DeepSkyBlue2", 0, 178, 238, 1, X11Compliance },
236 { "DeepSkyBlue3", 0, 154, 205, 1, X11Compliance },
237 { "DeepSkyBlue4", 0, 104, 139, 1, X11Compliance },
238 { "DimGray", 105, 105, 105, 1, SVGCompliance | X11Compliance | XPMCompliance },
239 { "DimGrey", 105, 105, 105, 1, SVGCompliance | X11Compliance },
240 { "DodgerBlue", 30, 144, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
241 { "DodgerBlue1", 30, 144, 255, 1, X11Compliance },
242 { "DodgerBlue2", 28, 134, 238, 1, X11Compliance },
243 { "DodgerBlue3", 24, 116, 205, 1, X11Compliance },
244 { "DodgerBlue4", 16, 78, 139, 1, X11Compliance },
245 { "firebrick", 178, 34, 34, 1, SVGCompliance | X11Compliance | XPMCompliance },
246 { "firebrick1", 255, 48, 48, 1, X11Compliance },
247 { "firebrick2", 238, 44, 44, 1, X11Compliance },
248 { "firebrick3", 205, 38, 38, 1, X11Compliance },
249 { "firebrick4", 139, 26, 26, 1, X11Compliance },
250 { "FloralWhite", 255, 250, 240, 1, SVGCompliance | X11Compliance | XPMCompliance },
251 { "ForestGreen", 34, 139, 34, 1, SVGCompliance | X11Compliance | XPMCompliance },
252 { "fractal", 128, 128, 128, 1, SVGCompliance },
253 { "freeze", 0, 0, 0, 0, SVGCompliance },
254 { "fuchsia", 255, 0, 255, 1, SVGCompliance },
255 { "gainsboro", 220, 220, 220, 1, SVGCompliance | X11Compliance | XPMCompliance },
256 { "GhostWhite", 248, 248, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
257 { "gold", 255, 215, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
258 { "gold1", 255, 215, 0, 1, X11Compliance },
259 { "gold2", 238, 201, 0, 1, X11Compliance },
260 { "gold3", 205, 173, 0, 1, X11Compliance },
261 { "gold4", 139, 117, 0, 1, X11Compliance },
262 { "goldenrod", 218, 165, 32, 1, SVGCompliance | X11Compliance | XPMCompliance },
263 { "goldenrod1", 255, 193, 37, 1, X11Compliance },
264 { "goldenrod2", 238, 180, 34, 1, X11Compliance },
265 { "goldenrod3", 205, 155, 29, 1, X11Compliance },
266 { "goldenrod4", 139, 105, 20, 1, X11Compliance },
267 { "gray", 126, 126, 126, 1, SVGCompliance },
268 { "gray", 190, 190, 190, 1, X11Compliance | XPMCompliance },
269 { "gray0", 0, 0, 0, 1, X11Compliance | XPMCompliance },
270 { "gray1", 3, 3, 3, 1, X11Compliance | XPMCompliance },
271 { "gray10", 26, 26, 26, 1, X11Compliance | XPMCompliance },
272 { "gray100", 255, 255, 255, 1, X11Compliance | XPMCompliance },
273 { "gray100", 255, 255, 255, 1, X11Compliance | XPMCompliance },
274 { "gray11", 28, 28, 28, 1, X11Compliance | XPMCompliance },
275 { "gray12", 31, 31, 31, 1, X11Compliance | XPMCompliance },
276 { "gray13", 33, 33, 33, 1, X11Compliance | XPMCompliance },
277 { "gray14", 36, 36, 36, 1, X11Compliance | XPMCompliance },
278 { "gray15", 38, 38, 38, 1, X11Compliance | XPMCompliance },
279 { "gray16", 41, 41, 41, 1, X11Compliance | XPMCompliance },
280 { "gray17", 43, 43, 43, 1, X11Compliance | XPMCompliance },
281 { "gray18", 46, 46, 46, 1, X11Compliance | XPMCompliance },
282 { "gray19", 48, 48, 48, 1, X11Compliance | XPMCompliance },
283 { "gray2", 5, 5, 5, 1, X11Compliance | XPMCompliance },
284 { "gray20", 51, 51, 51, 1, X11Compliance | XPMCompliance },
285 { "gray21", 54, 54, 54, 1, X11Compliance | XPMCompliance },
286 { "gray22", 56, 56, 56, 1, X11Compliance | XPMCompliance },
287 { "gray23", 59, 59, 59, 1, X11Compliance | XPMCompliance },
288 { "gray24", 61, 61, 61, 1, X11Compliance | XPMCompliance },
289 { "gray25", 64, 64, 64, 1, X11Compliance | XPMCompliance },
290 { "gray26", 66, 66, 66, 1, X11Compliance | XPMCompliance },
291 { "gray27", 69, 69, 69, 1, X11Compliance | XPMCompliance },
292 { "gray28", 71, 71, 71, 1, X11Compliance | XPMCompliance },
293 { "gray29", 74, 74, 74, 1, X11Compliance | XPMCompliance },
294 { "gray3", 8, 8, 8, 1, X11Compliance | XPMCompliance },
295 { "gray30", 77, 77, 77, 1, X11Compliance | XPMCompliance },
296 { "gray31", 79, 79, 79, 1, X11Compliance | XPMCompliance },
297 { "gray32", 82, 82, 82, 1, X11Compliance | XPMCompliance },
298 { "gray33", 84, 84, 84, 1, X11Compliance | XPMCompliance },
299 { "gray34", 87, 87, 87, 1, X11Compliance | XPMCompliance },
300 { "gray35", 89, 89, 89, 1, X11Compliance | XPMCompliance },
301 { "gray36", 92, 92, 92, 1, X11Compliance | XPMCompliance },
302 { "gray37", 94, 94, 94, 1, X11Compliance | XPMCompliance },
303 { "gray38", 97, 97, 97, 1, X11Compliance | XPMCompliance },
304 { "gray39", 99, 99, 99, 1, X11Compliance | XPMCompliance },
305 { "gray4", 10, 10, 10, 1, X11Compliance | XPMCompliance },
306 { "gray40", 102, 102, 102, 1, X11Compliance | XPMCompliance },
307 { "gray41", 105, 105, 105, 1, X11Compliance | XPMCompliance },
308 { "gray42", 107, 107, 107, 1, X11Compliance | XPMCompliance },
309 { "gray43", 110, 110, 110, 1, X11Compliance | XPMCompliance },
310 { "gray44", 112, 112, 112, 1, X11Compliance | XPMCompliance },
311 { "gray45", 115, 115, 115, 1, X11Compliance | XPMCompliance },
312 { "gray46", 117, 117, 117, 1, X11Compliance | XPMCompliance },
313 { "gray47", 120, 120, 120, 1, X11Compliance | XPMCompliance },
314 { "gray48", 122, 122, 122, 1, X11Compliance | XPMCompliance },
315 { "gray49", 125, 125, 125, 1, X11Compliance | XPMCompliance },
316 { "gray5", 13, 13, 13, 1, X11Compliance | XPMCompliance },
317 { "gray50", 127, 127, 127, 1, X11Compliance | XPMCompliance },
318 { "gray51", 130, 130, 130, 1, X11Compliance | XPMCompliance },
319 { "gray52", 133, 133, 133, 1, X11Compliance | XPMCompliance },
320 { "gray53", 135, 135, 135, 1, X11Compliance | XPMCompliance },
321 { "gray54", 138, 138, 138, 1, X11Compliance | XPMCompliance },
322 { "gray55", 140, 140, 140, 1, X11Compliance | XPMCompliance },
323 { "gray56", 143, 143, 143, 1, X11Compliance | XPMCompliance },
324 { "gray57", 145, 145, 145, 1, X11Compliance | XPMCompliance },
325 { "gray58", 148, 148, 148, 1, X11Compliance | XPMCompliance },
326 { "gray59", 150, 150, 150, 1, X11Compliance | XPMCompliance },
327 { "gray6", 15, 15, 15, 1, X11Compliance | XPMCompliance },
328 { "gray60", 153, 153, 153, 1, X11Compliance | XPMCompliance },
329 { "gray61", 156, 156, 156, 1, X11Compliance | XPMCompliance },
330 { "gray62", 158, 158, 158, 1, X11Compliance | XPMCompliance },
331 { "gray63", 161, 161, 161, 1, X11Compliance | XPMCompliance },
332 { "gray64", 163, 163, 163, 1, X11Compliance | XPMCompliance },
333 { "gray65", 166, 166, 166, 1, X11Compliance | XPMCompliance },
334 { "gray66", 168, 168, 168, 1, X11Compliance | XPMCompliance },
335 { "gray67", 171, 171, 171, 1, X11Compliance | XPMCompliance },
336 { "gray68", 173, 173, 173, 1, X11Compliance | XPMCompliance },
337 { "gray69", 176, 176, 176, 1, X11Compliance | XPMCompliance },
338 { "gray7", 18, 18, 18, 1, X11Compliance | XPMCompliance },
339 { "gray70", 179, 179, 179, 1, X11Compliance | XPMCompliance },
340 { "gray71", 181, 181, 181, 1, X11Compliance | XPMCompliance },
341 { "gray72", 184, 184, 184, 1, X11Compliance | XPMCompliance },
342 { "gray73", 186, 186, 186, 1, X11Compliance | XPMCompliance },
343 { "gray74", 189, 189, 189, 1, X11Compliance | XPMCompliance },
344 { "gray75", 191, 191, 191, 1, X11Compliance | XPMCompliance },
345 { "gray76", 194, 194, 194, 1, X11Compliance | XPMCompliance },
346 { "gray77", 196, 196, 196, 1, X11Compliance | XPMCompliance },
347 { "gray78", 199, 199, 199, 1, X11Compliance | XPMCompliance },
348 { "gray79", 201, 201, 201, 1, X11Compliance | XPMCompliance },
349 { "gray8", 20, 20, 20, 1, X11Compliance | XPMCompliance },
350 { "gray80", 204, 204, 204, 1, X11Compliance | XPMCompliance },
351 { "gray81", 207, 207, 207, 1, X11Compliance | XPMCompliance },
352 { "gray82", 209, 209, 209, 1, X11Compliance | XPMCompliance },
353 { "gray83", 212, 212, 212, 1, X11Compliance | XPMCompliance },
354 { "gray84", 214, 214, 214, 1, X11Compliance | XPMCompliance },
355 { "gray85", 217, 217, 217, 1, X11Compliance | XPMCompliance },
356 { "gray86", 219, 219, 219, 1, X11Compliance | XPMCompliance },
357 { "gray87", 222, 222, 222, 1, X11Compliance | XPMCompliance },
358 { "gray88", 224, 224, 224, 1, X11Compliance | XPMCompliance },
359 { "gray89", 227, 227, 227, 1, X11Compliance | XPMCompliance },
360 { "gray9", 23, 23, 23, 1, X11Compliance | XPMCompliance },
361 { "gray90", 229, 229, 229, 1, X11Compliance | XPMCompliance },
362 { "gray91", 232, 232, 232, 1, X11Compliance | XPMCompliance },
363 { "gray92", 235, 235, 235, 1, X11Compliance | XPMCompliance },
364 { "gray93", 237, 237, 237, 1, X11Compliance | XPMCompliance },
365 { "gray94", 240, 240, 240, 1, X11Compliance | XPMCompliance },
366 { "gray95", 242, 242, 242, 1, X11Compliance | XPMCompliance },
367 { "gray96", 245, 245, 245, 1, X11Compliance | XPMCompliance },
368 { "gray97", 247, 247, 247, 1, X11Compliance | XPMCompliance },
369 { "gray98", 250, 250, 250, 1, X11Compliance | XPMCompliance },
370 { "gray99", 252, 252, 252, 1, X11Compliance | XPMCompliance },
371 { "green", 0, 255, 0, 1, X11Compliance | XPMCompliance },
372 { "green1", 0, 255, 0, 1, X11Compliance },
373 { "green2", 0, 238, 0, 1, X11Compliance },
374 { "green3", 0, 205, 0, 1, X11Compliance },
375 { "green4", 0, 139, 0, 1, X11Compliance },
376 { "GreenYellow", 173, 255, 47, 1, X11Compliance | XPMCompliance },
377 { "grey", 190, 190, 190, 1, SVGCompliance | X11Compliance },
378 { "grey0", 0, 0, 0, 1, SVGCompliance | X11Compliance },
379 { "grey1", 3, 3, 3, 1, SVGCompliance | X11Compliance },
380 { "grey10", 26, 26, 26, 1, SVGCompliance | X11Compliance },
381 { "grey100", 255, 255, 255, 1, SVGCompliance | X11Compliance },
382 { "grey11", 28, 28, 28, 1, SVGCompliance | X11Compliance },
383 { "grey12", 31, 31, 31, 1, SVGCompliance | X11Compliance },
384 { "grey13", 33, 33, 33, 1, SVGCompliance | X11Compliance },
385 { "grey14", 36, 36, 36, 1, SVGCompliance | X11Compliance },
386 { "grey15", 38, 38, 38, 1, SVGCompliance | X11Compliance },
387 { "grey16", 41, 41, 41, 1, SVGCompliance | X11Compliance },
388 { "grey17", 43, 43, 43, 1, SVGCompliance | X11Compliance },
389 { "grey18", 46, 46, 46, 1, SVGCompliance | X11Compliance },
390 { "grey19", 48, 48, 48, 1, SVGCompliance | X11Compliance },
391 { "grey2", 5, 5, 5, 1, SVGCompliance | X11Compliance },
392 { "grey20", 51, 51, 51, 1, SVGCompliance | X11Compliance },
393 { "grey21", 54, 54, 54, 1, SVGCompliance | X11Compliance },
394 { "grey22", 56, 56, 56, 1, SVGCompliance | X11Compliance },
395 { "grey23", 59, 59, 59, 1, SVGCompliance | X11Compliance },
396 { "grey24", 61, 61, 61, 1, SVGCompliance | X11Compliance },
397 { "grey25", 64, 64, 64, 1, SVGCompliance | X11Compliance },
398 { "grey26", 66, 66, 66, 1, SVGCompliance | X11Compliance },
399 { "grey27", 69, 69, 69, 1, SVGCompliance | X11Compliance },
400 { "grey28", 71, 71, 71, 1, SVGCompliance | X11Compliance },
401 { "grey29", 74, 74, 74, 1, SVGCompliance | X11Compliance },
402 { "grey3", 8, 8, 8, 1, SVGCompliance | X11Compliance },
403 { "grey30", 77, 77, 77, 1, SVGCompliance | X11Compliance },
404 { "grey31", 79, 79, 79, 1, SVGCompliance | X11Compliance },
405 { "grey32", 82, 82, 82, 1, SVGCompliance | X11Compliance },
406 { "grey33", 84, 84, 84, 1, SVGCompliance | X11Compliance },
407 { "grey34", 87, 87, 87, 1, SVGCompliance | X11Compliance },
408 { "grey35", 89, 89, 89, 1, SVGCompliance | X11Compliance },
409 { "grey36", 92, 92, 92, 1, SVGCompliance | X11Compliance },
410 { "grey37", 94, 94, 94, 1, SVGCompliance | X11Compliance },
411 { "grey38", 97, 97, 97, 1, SVGCompliance | X11Compliance },
412 { "grey39", 99, 99, 99, 1, SVGCompliance | X11Compliance },
413 { "grey4", 10, 10, 10, 1, SVGCompliance | X11Compliance },
414 { "grey40", 102, 102, 102, 1, SVGCompliance | X11Compliance },
415 { "grey41", 105, 105, 105, 1, SVGCompliance | X11Compliance },
416 { "grey42", 107, 107, 107, 1, SVGCompliance | X11Compliance },
417 { "grey43", 110, 110, 110, 1, SVGCompliance | X11Compliance },
418 { "grey44", 112, 112, 112, 1, SVGCompliance | X11Compliance },
419 { "grey45", 115, 115, 115, 1, SVGCompliance | X11Compliance },
420 { "grey46", 117, 117, 117, 1, SVGCompliance | X11Compliance },
421 { "grey47", 120, 120, 120, 1, SVGCompliance | X11Compliance },
422 { "grey48", 122, 122, 122, 1, SVGCompliance | X11Compliance },
423 { "grey49", 125, 125, 125, 1, SVGCompliance | X11Compliance },
424 { "grey5", 13, 13, 13, 1, SVGCompliance | X11Compliance },
425 { "grey50", 127, 127, 127, 1, SVGCompliance | X11Compliance },
426 { "grey51", 130, 130, 130, 1, SVGCompliance | X11Compliance },
427 { "grey52", 133, 133, 133, 1, SVGCompliance | X11Compliance },
428 { "grey53", 135, 135, 135, 1, SVGCompliance | X11Compliance },
429 { "grey54", 138, 138, 138, 1, SVGCompliance | X11Compliance },
430 { "grey55", 140, 140, 140, 1, SVGCompliance | X11Compliance },
431 { "grey56", 143, 143, 143, 1, SVGCompliance | X11Compliance },
432 { "grey57", 145, 145, 145, 1, SVGCompliance | X11Compliance },
433 { "grey58", 148, 148, 148, 1, SVGCompliance | X11Compliance },
434 { "grey59", 150, 150, 150, 1, SVGCompliance | X11Compliance },
435 { "grey6", 15, 15, 15, 1, SVGCompliance | X11Compliance },
436 { "grey60", 153, 153, 153, 1, SVGCompliance | X11Compliance },
437 { "grey61", 156, 156, 156, 1, SVGCompliance | X11Compliance },
438 { "grey62", 158, 158, 158, 1, SVGCompliance | X11Compliance },
439 { "grey63", 161, 161, 161, 1, SVGCompliance | X11Compliance },
440 { "grey64", 163, 163, 163, 1, SVGCompliance | X11Compliance },
441 { "grey65", 166, 166, 166, 1, SVGCompliance | X11Compliance },
442 { "grey66", 168, 168, 168, 1, SVGCompliance | X11Compliance },
443 { "grey67", 171, 171, 171, 1, SVGCompliance | X11Compliance },
444 { "grey68", 173, 173, 173, 1, SVGCompliance | X11Compliance },
445 { "grey69", 176, 176, 176, 1, SVGCompliance | X11Compliance },
446 { "grey7", 18, 18, 18, 1, SVGCompliance | X11Compliance },
447 { "grey70", 179, 179, 179, 1, SVGCompliance | X11Compliance },
448 { "grey71", 181, 181, 181, 1, SVGCompliance | X11Compliance },
449 { "grey72", 184, 184, 184, 1, SVGCompliance | X11Compliance },
450 { "grey73", 186, 186, 186, 1, SVGCompliance | X11Compliance },
451 { "grey74", 189, 189, 189, 1, SVGCompliance | X11Compliance },
452 { "grey75", 191, 191, 191, 1, SVGCompliance | X11Compliance },
453 { "grey76", 194, 194, 194, 1, SVGCompliance | X11Compliance },
454 { "grey77", 196, 196, 196, 1, SVGCompliance | X11Compliance },
455 { "grey78", 199, 199, 199, 1, SVGCompliance | X11Compliance },
456 { "grey79", 201, 201, 201, 1, SVGCompliance | X11Compliance },
457 { "grey8", 20, 20, 20, 1, SVGCompliance | X11Compliance },
458 { "grey80", 204, 204, 204, 1, SVGCompliance | X11Compliance },
459 { "grey81", 207, 207, 207, 1, SVGCompliance | X11Compliance },
460 { "grey82", 209, 209, 209, 1, SVGCompliance | X11Compliance },
461 { "grey83", 212, 212, 212, 1, SVGCompliance | X11Compliance },
462 { "grey84", 214, 214, 214, 1, SVGCompliance | X11Compliance },
463 { "grey85", 217, 217, 217, 1, SVGCompliance | X11Compliance },
464 { "grey86", 219, 219, 219, 1, SVGCompliance | X11Compliance },
465 { "grey87", 222, 222, 222, 1, SVGCompliance | X11Compliance },
466 { "grey88", 224, 224, 224, 1, SVGCompliance | X11Compliance },
467 { "grey89", 227, 227, 227, 1, SVGCompliance | X11Compliance },
468 { "grey9", 23, 23, 23, 1, SVGCompliance | X11Compliance },
469 { "grey90", 229, 229, 229, 1, SVGCompliance | X11Compliance },
470 { "grey91", 232, 232, 232, 1, SVGCompliance | X11Compliance },
471 { "grey92", 235, 235, 235, 1, SVGCompliance | X11Compliance },
472 { "grey93", 237, 237, 237, 1, SVGCompliance | X11Compliance },
473 { "grey94", 240, 240, 240, 1, SVGCompliance | X11Compliance },
474 { "grey95", 242, 242, 242, 1, SVGCompliance | X11Compliance },
475 { "grey96", 245, 245, 245, 1, SVGCompliance | X11Compliance },
476 { "grey97", 247, 247, 247, 1, SVGCompliance | X11Compliance },
477 { "grey98", 250, 250, 250, 1, SVGCompliance | X11Compliance },
478 { "grey99", 252, 252, 252, 1, SVGCompliance | X11Compliance },
479 { "honeydew", 240, 255, 240, 1, SVGCompliance | X11Compliance | XPMCompliance },
480 { "honeydew1", 240, 255, 240, 1, X11Compliance },
481 { "honeydew2", 224, 238, 224, 1, X11Compliance },
482 { "honeydew3", 193, 205, 193, 1, X11Compliance },
483 { "honeydew4", 131, 139, 131, 1, X11Compliance },
484 { "HotPink", 255, 105, 180, 1, SVGCompliance | X11Compliance | XPMCompliance },
485 { "HotPink1", 255, 110, 180, 1, X11Compliance },
486 { "HotPink2", 238, 106, 167, 1, X11Compliance },
487 { "HotPink3", 205, 96, 144, 1, X11Compliance },
488 { "HotPink4", 139, 58, 98, 1, X11Compliance },
489 { "IndianRed", 205, 92, 92, 1, SVGCompliance | X11Compliance | XPMCompliance },
490 { "IndianRed1", 255, 106, 106, 1, X11Compliance },
491 { "IndianRed2", 238, 99, 99, 1, X11Compliance },
492 { "IndianRed3", 205, 85, 85, 1, X11Compliance },
493 { "IndianRed4", 139, 58, 58, 1, X11Compliance },
494 { "indigo", 75, 0, 130, 1, SVGCompliance },
495 { "ivory", 255, 255, 240, 1, SVGCompliance | X11Compliance | XPMCompliance },
496 { "ivory1", 255, 255, 240, 1, X11Compliance },
497 { "ivory2", 238, 238, 224, 1, X11Compliance },
498 { "ivory3", 205, 205, 193, 1, X11Compliance },
499 { "ivory4", 139, 139, 131, 1, X11Compliance },
500 { "khaki", 240, 230, 140, 1, SVGCompliance | X11Compliance | XPMCompliance },
501 { "khaki1", 255, 246, 143, 1, X11Compliance },
502 { "khaki2", 238, 230, 133, 1, X11Compliance },
503 { "khaki3", 205, 198, 115, 1, X11Compliance },
504 { "khaki4", 139, 134, 78, 1, X11Compliance },
505 { "lavender", 230, 230, 250, 1, SVGCompliance | X11Compliance | XPMCompliance },
506 { "LavenderBlush", 255, 240, 245, 1, SVGCompliance | X11Compliance | XPMCompliance },
507 { "LavenderBlush1", 255, 240, 245, 1, X11Compliance },
508 { "LavenderBlush2", 238, 224, 229, 1, X11Compliance },
509 { "LavenderBlush3", 205, 193, 197, 1, X11Compliance },
510 { "LavenderBlush4", 139, 131, 134, 1, X11Compliance },
511 { "LawnGreen", 124, 252, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
512 { "LemonChiffon", 255, 250, 205, 1, SVGCompliance | X11Compliance | XPMCompliance },
513 { "LemonChiffon1", 255, 250, 205, 1, X11Compliance },
514 { "LemonChiffon2", 238, 233, 191, 1, X11Compliance },
515 { "LemonChiffon3", 205, 201, 165, 1, X11Compliance },
516 { "LemonChiffon4", 139, 137, 112, 1, X11Compliance },
517 { "LightBlue", 173, 216, 230, 1, SVGCompliance | X11Compliance | XPMCompliance },
518 { "LightBlue1", 191, 239, 255, 1, X11Compliance },
519 { "LightBlue2", 178, 223, 238, 1, X11Compliance },
520 { "LightBlue3", 154, 192, 205, 1, X11Compliance },
521 { "LightBlue4", 104, 131, 139, 1, X11Compliance },
522 { "LightCoral", 240, 128, 128, 1, SVGCompliance | X11Compliance | XPMCompliance },
523 { "LightCyan", 224, 255, 255, 1, SVGCompliance | X11Compliance | XPMCompliance },
524 { "LightCyan1", 224, 255, 255, 1, X11Compliance },
525 { "LightCyan2", 209, 238, 238, 1, X11Compliance },
526 { "LightCyan3", 180, 205, 205, 1, X11Compliance },
527 { "LightCyan4", 122, 139, 139, 1, X11Compliance },
528 { "LightGoldenrod", 238, 221, 130, 1, X11Compliance | XPMCompliance },
529 { "LightGoldenrod1", 255, 236, 139, 1, X11Compliance },
530 { "LightGoldenrod2", 238, 220, 130, 1, X11Compliance },
531 { "LightGoldenrod3", 205, 190, 112, 1, X11Compliance },
532 { "LightGoldenrod4", 139, 129, 76, 1, X11Compliance },
533 { "LightGoldenrodYellow", 250, 250, 210, 1, SVGCompliance | X11Compliance | XPMCompliance },
534 { "LightGray", 211, 211, 211, 1, SVGCompliance | X11Compliance | XPMCompliance },
535 { "LightGreen", 144, 238, 144, 1, SVGCompliance | X11Compliance },
536 { "LightGrey", 211, 211, 211, 1, SVGCompliance | X11Compliance },
537 { "LightPink", 255, 182, 193, 1, SVGCompliance | X11Compliance | XPMCompliance },
538 { "LightPink1", 255, 174, 185, 1, X11Compliance },
539 { "LightPink2", 238, 162, 173, 1, X11Compliance },
540 { "LightPink3", 205, 140, 149, 1, X11Compliance },
541 { "LightPink4", 139, 95, 101, 1, X11Compliance },
542 { "LightSalmon", 255, 160, 122, 1, SVGCompliance | X11Compliance | XPMCompliance },
543 { "LightSalmon1", 255, 160, 122, 1, X11Compliance },
544 { "LightSalmon2", 238, 149, 114, 1, X11Compliance },
545 { "LightSalmon3", 205, 129, 98, 1, X11Compliance },
546 { "LightSalmon4", 139, 87, 66, 1, X11Compliance },
547 { "LightSeaGreen", 32, 178, 170, 1, SVGCompliance | X11Compliance | XPMCompliance },
548 { "LightSkyBlue", 135, 206, 250, 1, SVGCompliance | X11Compliance | XPMCompliance },
549 { "LightSkyBlue1", 176, 226, 255, 1, X11Compliance },
550 { "LightSkyBlue2", 164, 211, 238, 1, X11Compliance },
551 { "LightSkyBlue3", 141, 182, 205, 1, X11Compliance },
552 { "LightSkyBlue4", 96, 123, 139, 1, X11Compliance },
553 { "LightSlateBlue", 132, 112, 255, 1, X11Compliance | XPMCompliance },
554 { "LightSlateGray", 119, 136, 153, 1, SVGCompliance | X11Compliance | XPMCompliance },
555 { "LightSlateGrey", 119, 136, 153, 1, SVGCompliance | X11Compliance },
556 { "LightSteelBlue", 176, 196, 222, 1, SVGCompliance | X11Compliance | XPMCompliance },
557 { "LightSteelBlue1", 202, 225, 255, 1, X11Compliance },
558 { "LightSteelBlue2", 188, 210, 238, 1, X11Compliance },
559 { "LightSteelBlue3", 162, 181, 205, 1, X11Compliance },
560 { "LightSteelBlue4", 110, 123, 139, 1, X11Compliance },
561 { "LightYellow", 255, 255, 224, 1, SVGCompliance | X11Compliance | XPMCompliance },
562 { "LightYellow1", 255, 255, 224, 1, X11Compliance },
563 { "LightYellow2", 238, 238, 209, 1, X11Compliance },
564 { "LightYellow3", 205, 205, 180, 1, X11Compliance },
565 { "LightYellow4", 139, 139, 122, 1, X11Compliance },
566 { "lime", 0, 255, 0, 1, SVGCompliance },
567 { "LimeGreen", 50, 205, 50, 1, SVGCompliance | X11Compliance | XPMCompliance },
568 { "linen", 250, 240, 230, 1, SVGCompliance | X11Compliance | XPMCompliance },
569 { "magenta1", 255, 0, 255, 1, X11Compliance },
570 { "magenta2", 238, 0, 238, 1, X11Compliance },
571 { "magenta3", 205, 0, 205, 1, X11Compliance },
572 { "magenta4", 139, 0, 139, 1, X11Compliance },
573 { "maroon", 128, 0, 0, 1, SVGCompliance },
574 { "maroon", 176, 48, 96, 1, X11Compliance | XPMCompliance },
575 { "maroon1", 255, 52, 179, 1, X11Compliance },
576 { "maroon2", 238, 48, 167, 1, X11Compliance },
577 { "maroon3", 205, 41, 144, 1, X11Compliance },
578 { "maroon4", 139, 28, 98, 1, X11Compliance },
579 { "MediumAquamarine", 102, 205, 170, 1, SVGCompliance | X11Compliance | XPMCompliance },
580 { "MediumBlue", 0, 0, 205, 1, SVGCompliance | X11Compliance | XPMCompliance },
581 { "MediumForestGreen", 50, 129, 75, 1, X11Compliance | XPMCompliance },
582 { "MediumGoldenRod", 209, 193, 102, 1, X11Compliance | XPMCompliance },
583 { "MediumOrchid", 186, 85, 211, 1, SVGCompliance | X11Compliance | XPMCompliance },
584 { "MediumOrchid1", 224, 102, 255, 1, X11Compliance },
585 { "MediumOrchid2", 209, 95, 238, 1, X11Compliance },
586 { "MediumOrchid3", 180, 82, 205, 1, X11Compliance },
587 { "MediumOrchid4", 122, 55, 139, 1, X11Compliance },
588 { "MediumPurple", 147, 112, 219, 1, SVGCompliance | X11Compliance | XPMCompliance },
589 { "MediumPurple1", 171, 130, 255, 1, X11Compliance },
590 { "MediumPurple2", 159, 121, 238, 1, X11Compliance },
591 { "MediumPurple3", 137, 104, 205, 1, X11Compliance },
592 { "MediumPurple4", 93, 71, 139, 1, X11Compliance },
593 { "MediumSeaGreen", 60, 179, 113, 1, SVGCompliance | X11Compliance | XPMCompliance },
594 { "MediumSlateBlue", 123, 104, 238, 1, SVGCompliance | X11Compliance | XPMCompliance },
595 { "MediumSpringGreen", 0, 250, 154, 1, SVGCompliance | X11Compliance | XPMCompliance },
596 { "MediumTurquoise", 72, 209, 204, 1, SVGCompliance | X11Compliance | XPMCompliance },
597 { "MediumVioletRed", 199, 21, 133, 1, SVGCompliance | X11Compliance | XPMCompliance },
598 { "MidnightBlue", 25, 25, 112, 1, SVGCompliance | X11Compliance | XPMCompliance },
599 { "MintCream", 245, 255, 250, 1, SVGCompliance | X11Compliance | XPMCompliance },
600 { "MistyRose", 255, 228, 225, 1, SVGCompliance | X11Compliance | XPMCompliance },
601 { "MistyRose1", 255, 228, 225, 1, X11Compliance },
602 { "MistyRose2", 238, 213, 210, 1, X11Compliance },
603 { "MistyRose3", 205, 183, 181, 1, X11Compliance },
604 { "MistyRose4", 139, 125, 123, 1, X11Compliance },
605 { "moccasin", 255, 228, 181, 1, SVGCompliance | X11Compliance | XPMCompliance },
606 { "NavajoWhite", 255, 222, 173, 1, SVGCompliance | X11Compliance | XPMCompliance },
607 { "NavajoWhite1", 255, 222, 173, 1, X11Compliance },
608 { "NavajoWhite2", 238, 207, 161, 1, X11Compliance },
609 { "NavajoWhite3", 205, 179, 139, 1, X11Compliance },
610 { "NavajoWhite4", 139, 121, 94, 1, X11Compliance },
611 { "navy", 0, 0, 128, 1, SVGCompliance | X11Compliance | XPMCompliance },
612 { "NavyBlue", 0, 0, 128, 1, X11Compliance | XPMCompliance },
613 { "matte", 0, 0, 0, 0, SVGCompliance },
614 { "OldLace", 253, 245, 230, 1, SVGCompliance | X11Compliance | XPMCompliance },
615 { "olive", 128, 128, 0, 1, SVGCompliance },
616 { "OliveDrab", 107, 142, 35, 1, SVGCompliance | X11Compliance | XPMCompliance },
617 { "OliveDrab1", 192, 255, 62, 1, X11Compliance },
618 { "OliveDrab2", 179, 238, 58, 1, X11Compliance },
619 { "OliveDrab3", 154, 205, 50, 1, X11Compliance },
620 { "OliveDrab4", 105, 139, 34, 1, X11Compliance },
621 { "opaque", 0, 0, 0, 1, SVGCompliance },
622 { "orange", 255, 165, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
623 { "orange1", 255, 165, 0, 1, X11Compliance },
624 { "orange2", 238, 154, 0, 1, X11Compliance },
625 { "orange3", 205, 133, 0, 1, X11Compliance },
626 { "orange4", 139, 90, 0, 1, X11Compliance },
627 { "OrangeRed", 255, 69, 0, 1, SVGCompliance | X11Compliance | XPMCompliance },
628 { "OrangeRed1", 255, 69, 0, 1, X11Compliance },
629 { "OrangeRed2", 238, 64, 0, 1, X11Compliance },
630 { "OrangeRed3", 205, 55, 0, 1, X11Compliance },
631 { "OrangeRed4", 139, 37, 0, 1, X11Compliance },
632 { "orchid", 218, 112, 214, 1, SVGCompliance | X11Compliance | XPMCompliance },
633 { "orchid1", 255, 131, 250, 1, X11Compliance },
634 { "orchid2", 238, 122, 233, 1, X11Compliance },
635 { "orchid3", 205, 105, 201, 1, X11Compliance },
636 { "orchid4", 139, 71, 137, 1, X11Compliance },
637 { "PaleGoldenrod", 238, 232, 170, 1, SVGCompliance | X11Compliance | XPMCompliance },
638 { "PaleGreen", 152, 251, 152, 1, SVGCompliance | X11Compliance | XPMCompliance },
639 { "PaleGreen1", 154, 255, 154, 1, X11Compliance },
640 { "PaleGreen2", 144, 238, 144, 1, X11Compliance },
641 { "PaleGreen3", 124, 205, 124, 1, X11Compliance },
642 { "PaleGreen4", 84, 139, 84, 1, X11Compliance },
643 { "PaleTurquoise", 175, 238, 238, 1, SVGCompliance | X11Compliance | XPMCompliance },
644 { "PaleTurquoise1", 187, 255, 255, 1, X11Compliance },
645 { "PaleTurquoise2", 174, 238, 238, 1, X11Compliance },
646 { "PaleTurquoise3", 150, 205, 205, 1, X11Compliance },
647 { "PaleTurquoise4", 102, 139, 139, 1, X11Compliance },
648 { "PaleVioletRed", 219, 112, 147, 1, SVGCompliance | X11Compliance | XPMCompliance },
649 { "PaleVioletRed1", 255, 130, 171, 1, X11Compliance },
650 { "PaleVioletRed2", 238, 121, 159, 1, X11Compliance },
651 { "PaleVioletRed3", 205, 104, 137, 1, X11Compliance },
652 { "PaleVioletRed4", 139, 71, 93, 1, X11Compliance },
653 { "PapayaWhip", 255, 239, 213, 1, SVGCompliance | X11Compliance | XPMCompliance },
654 { "PeachPuff", 255, 218, 185, 1, SVGCompliance | X11Compliance | XPMCompliance },
655 { "PeachPuff1", 255, 218, 185, 1, X11Compliance },
656 { "PeachPuff2", 238, 203, 173, 1, X11Compliance },
657 { "PeachPuff3", 205, 175, 149, 1, X11Compliance },
658 { "PeachPuff4", 139, 119, 101, 1, X11Compliance },
659 { "peru", 205, 133, 63, 1, SVGCompliance | X11Compliance | XPMCompliance },
660 { "pink", 255, 192, 203, 1, SVGCompliance | X11Compliance | XPMCompliance },
661 { "pink1", 255, 181, 197, 1, X11Compliance },
662 { "pink2", 238, 169, 184, 1, X11Compliance },
663 { "pink3", 205, 145, 158, 1, X11Compliance },
664 { "pink4", 139, 99, 108, 1, X11Compliance },
665 { "plum", 221, 160, 221, 1, SVGCompliance | X11Compliance | XPMCompliance },
666 { "plum1", 255, 187, 255, 1, X11Compliance },
667 { "plum2", 238, 174, 238, 1, X11Compliance },
668 { "plum3", 205, 150, 205, 1, X11Compliance },
669 { "plum4", 139, 102, 139, 1, X11Compliance },
670 { "PowderBlue", 176, 224, 230, 1, SVGCompliance | X11Compliance | XPMCompliance },
671 { "purple", 128, 0, 128, 1, SVGCompliance },
672 { "purple", 160, 32, 240, 1, X11Compliance | XPMCompliance },
673 { "purple1", 155, 48, 255, 1, X11Compliance },
674 { "purple2", 145, 44, 238, 1, X11Compliance },
675 { "purple3", 125, 38, 205, 1, X11Compliance },
676 { "purple4", 85, 26, 139, 1, X11Compliance },
677 { "red1", 255, 0, 0, 1, X11Compliance },
678 { "red2", 238, 0, 0, 1, X11Compliance },
679 { "red3", 205, 0, 0, 1, X11Compliance },
680 { "red4", 139, 0, 0, 1, X11Compliance },
681 { "RosyBrown", 188, 143, 143, 1, SVGCompliance | X11Compliance | XPMCompliance },
682 { "RosyBrown1", 255, 193, 193, 1, X11Compliance },
683 { "RosyBrown2", 238, 180, 180, 1, X11Compliance },
684 { "RosyBrown3", 205, 155, 155, 1, X11Compliance },
685 { "RosyBrown4", 139, 105, 105, 1, X11Compliance },
686 { "RoyalBlue", 65, 105, 225, 1, SVGCompliance | X11Compliance | XPMCompliance },
687 { "RoyalBlue1", 72, 118, 255, 1, X11Compliance },
688 { "RoyalBlue2", 67, 110, 238, 1, X11Compliance },
689 { "RoyalBlue3", 58, 95, 205, 1, X11Compliance },
690 { "RoyalBlue4", 39, 64, 139, 1, X11Compliance },
691 { "SaddleBrown", 139, 69, 19, 1, SVGCompliance | X11Compliance | XPMCompliance },
692 { "salmon", 250, 128, 114, 1, SVGCompliance | X11Compliance | XPMCompliance },
693 { "salmon1", 255, 140, 105, 1, X11Compliance },
694 { "salmon2", 238, 130, 98, 1, X11Compliance },
695 { "salmon3", 205, 112, 84, 1, X11Compliance },
696 { "salmon4", 139, 76, 57, 1, X11Compliance },
697 { "SandyBrown", 244, 164, 96, 1, SVGCompliance | X11Compliance | XPMCompliance },
698 { "SeaGreen", 46, 139, 87, 1, SVGCompliance | X11Compliance | XPMCompliance },
699 { "SeaGreen1", 84, 255, 159, 1, X11Compliance },
700 { "SeaGreen2", 78, 238, 148, 1, X11Compliance },
701 { "SeaGreen3", 67, 205, 128, 1, X11Compliance },
702 { "SeaGreen4", 46, 139, 87, 1, X11Compliance },
703 { "seashell", 255, 245, 238, 1, SVGCompliance | X11Compliance | XPMCompliance },
704 { "seashell1", 255, 245, 238, 1, X11Compliance },
705 { "seashell2", 238, 229, 222, 1, X11Compliance },
706 { "seashell3", 205, 197, 191, 1, X11Compliance },
707 { "seashell4", 139, 134, 130, 1, X11Compliance },
708 { "sienna", 160, 82, 45, 1, SVGCompliance | X11Compliance | XPMCompliance },
709 { "sienna1", 255, 130, 71, 1, X11Compliance },
710 { "sienna2", 238, 121, 66, 1, X11Compliance },
711 { "sienna3", 205, 104, 57, 1, X11Compliance },
712 { "sienna4", 139, 71, 38, 1, X11Compliance },
713 { "silver", 192, 192, 192, 1, SVGCompliance },
714 { "SkyBlue", 135, 206, 235, 1, SVGCompliance | X11Compliance | XPMCompliance },
715 { "SkyBlue1", 135, 206, 255, 1, X11Compliance },
716 { "SkyBlue2", 126, 192, 238, 1, X11Compliance },
717 { "SkyBlue3", 108, 166, 205, 1, X11Compliance },
718 { "SkyBlue4", 74, 112, 139, 1, X11Compliance },
719 { "SlateBlue", 106, 90, 205, 1, SVGCompliance | X11Compliance | XPMCompliance },
720 { "SlateBlue1", 131, 111, 255, 1, X11Compliance },
721 { "SlateBlue2", 122, 103, 238, 1, X11Compliance },
722 { "SlateBlue3", 105, 89, 205, 1, X11Compliance },
723 { "SlateBlue4", 71, 60, 139, 1, X11Compliance },
724 { "SlateGray", 112, 128, 144, 1, SVGCompliance | X11Compliance | XPMCompliance },
725 { "SlateGray1", 198, 226, 255, 1, X11Compliance },
726 { "SlateGray2", 185, 211, 238, 1, X11Compliance },
727 { "SlateGray3", 159, 182, 205, 1, X11Compliance },
728 { "SlateGray4", 108, 123, 139, 1, X11Compliance },
729 { "SlateGrey", 112, 128, 144, 1, SVGCompliance | X11Compliance },
730 { "snow", 255, 250, 250, 1, SVGCompliance | X11Compliance | XPMCompliance },
731 { "snow1", 255, 250, 250, 1, X11Compliance },
732 { "snow2", 238, 233, 233, 1, X11Compliance },
733 { "snow3", 205, 201, 201, 1, X11Compliance },
734 { "snow4", 139, 137, 137, 1, X11Compliance },
735 { "SpringGreen", 0, 255, 127, 1, SVGCompliance | X11Compliance | XPMCompliance },
736 { "SpringGreen1", 0, 255, 127, 1, X11Compliance },
737 { "SpringGreen2", 0, 238, 118, 1, X11Compliance },
738 { "SpringGreen3", 0, 205, 102, 1, X11Compliance },
739 { "SpringGreen4", 0, 139, 69, 1, X11Compliance },
740 { "SteelBlue", 70, 130, 180, 1, SVGCompliance | X11Compliance | XPMCompliance },
741 { "SteelBlue1", 99, 184, 255, 1, X11Compliance },
742 { "SteelBlue2", 92, 172, 238, 1, X11Compliance },
743 { "SteelBlue3", 79, 148, 205, 1, X11Compliance },
744 { "SteelBlue4", 54, 100, 139, 1, X11Compliance },
745 { "tan", 210, 180, 140, 1, SVGCompliance | X11Compliance | XPMCompliance },
746 { "tan1", 255, 165, 79, 1, X11Compliance },
747 { "tan2", 238, 154, 73, 1, X11Compliance },
748 { "tan3", 205, 133, 63, 1, X11Compliance },
749 { "tan4", 139, 90, 43, 1, X11Compliance },
750 { "teal", 0, 128, 128, 1, SVGCompliance },
751 { "thistle", 216, 191, 216, 1, SVGCompliance | X11Compliance | XPMCompliance },
752 { "thistle1", 255, 225, 255, 1, X11Compliance },
753 { "thistle2", 238, 210, 238, 1, X11Compliance },
754 { "thistle3", 205, 181, 205, 1, X11Compliance },
755 { "thistle4", 139, 123, 139, 1, X11Compliance },
756 { "tomato", 255, 99, 71, 1, SVGCompliance | X11Compliance | XPMCompliance },
757 { "tomato1", 255, 99, 71, 1, X11Compliance },
758 { "tomato2", 238, 92, 66, 1, X11Compliance },
759 { "tomato3", 205, 79, 57, 1, X11Compliance },
760 { "tomato4", 139, 54, 38, 1, X11Compliance },
761 { "transparent", 0, 0, 0, 0, SVGCompliance },
762 { "turquoise", 64, 224, 208, 1, SVGCompliance | X11Compliance | XPMCompliance },
763 { "turquoise1", 0, 245, 255, 1, X11Compliance },
764 { "turquoise2", 0, 229, 238, 1, X11Compliance },
765 { "turquoise3", 0, 197, 205, 1, X11Compliance },
766 { "turquoise4", 0, 134, 139, 1, X11Compliance },
767 { "violet", 238, 130, 238, 1, SVGCompliance | X11Compliance | XPMCompliance },
768 { "VioletRed", 208, 32, 144, 1, X11Compliance | XPMCompliance },
769 { "VioletRed1", 255, 62, 150, 1, X11Compliance },
770 { "VioletRed2", 238, 58, 140, 1, X11Compliance },
771 { "VioletRed3", 205, 50, 120, 1, X11Compliance },
772 { "VioletRed4", 139, 34, 82, 1, X11Compliance },
773 { "wheat", 245, 222, 179, 1, SVGCompliance | X11Compliance | XPMCompliance },
774 { "wheat1", 255, 231, 186, 1, X11Compliance },
775 { "wheat2", 238, 216, 174, 1, X11Compliance },
776 { "wheat3", 205, 186, 150, 1, X11Compliance },
777 { "wheat4", 139, 126, 102, 1, X11Compliance },
778 { "WhiteSmoke", 245, 245, 245, 1, SVGCompliance | X11Compliance | XPMCompliance },
779 { "yellow1", 255, 255, 0, 1, X11Compliance },
780 { "yellow2", 238, 238, 0, 1, X11Compliance },
781 { "yellow3", 205, 205, 0, 1, X11Compliance },
782 { "yellow4", 139, 139, 0, 1, X11Compliance },
783 { "YellowGreen", 154, 205, 50, 1, SVGCompliance | X11Compliance | XPMCompliance }
784 };
785
786 /*
787 Static declarations.
788 */
789 static LinkedListInfo
790 *color_cache = (LinkedListInfo *) NULL;
791
792 static SemaphoreInfo
793 *color_semaphore = (SemaphoreInfo *) NULL;
794
795 /*
796 Forward declarations.
797 */
798 static MagickBooleanType
799 IsColorCacheInstantiated(ExceptionInfo *),
800 LoadColorCache(LinkedListInfo *,const char *,const char *,const size_t,
801 ExceptionInfo *);
802
803 /*
804 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
805 % %
806 % %
807 % %
808 % A c q u i r e C o l o r C a c h e %
809 % %
810 % %
811 % %
812 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
813 %
814 % AcquireColorCache() caches one or more color configurations which provides a
815 % mapping between color attributes and a color name.
816 %
817 % The format of the AcquireColorCache method is:
818 %
819 % LinkedListInfo *AcquireColorCache(const char *filename,
820 % ExceptionInfo *exception)
821 %
822 % A description of each parameter follows:
823 %
824 % o filename: the font file name.
825 %
826 % o exception: return any errors or warnings in this structure.
827 %
828 */
AcquireColorCache(const char * filename,ExceptionInfo * exception)829 static LinkedListInfo *AcquireColorCache(const char *filename,
830 ExceptionInfo *exception)
831 {
832 LinkedListInfo
833 *cache;
834
835 MagickStatusType
836 status;
837
838 register ssize_t
839 i;
840
841 /*
842 Load external color map.
843 */
844 cache=NewLinkedList(0);
845 status=MagickTrue;
846 #if !defined(MAGICKCORE_ZERO_CONFIGURATION_SUPPORT)
847 {
848 const StringInfo
849 *option;
850
851 LinkedListInfo
852 *options;
853
854 options=GetConfigureOptions(filename,exception);
855 option=(const StringInfo *) GetNextValueInLinkedList(options);
856 while (option != (const StringInfo *) NULL)
857 {
858 status&=LoadColorCache(cache,(const char *) GetStringInfoDatum(option),
859 GetStringInfoPath(option),0,exception);
860 option=(const StringInfo *) GetNextValueInLinkedList(options);
861 }
862 options=DestroyConfigureOptions(options);
863 }
864 #endif
865 /*
866 Load built-in color map.
867 */
868 for (i=0; i < (ssize_t) (sizeof(ColorMap)/sizeof(*ColorMap)); i++)
869 {
870 ColorInfo
871 *color_info;
872
873 register const ColorMapInfo
874 *p;
875
876 p=ColorMap+i;
877 color_info=(ColorInfo *) AcquireMagickMemory(sizeof(*color_info));
878 if (color_info == (ColorInfo *) NULL)
879 {
880 (void) ThrowMagickException(exception,GetMagickModule(),
881 ResourceLimitError,"MemoryAllocationFailed","`%s'",p->name);
882 continue;
883 }
884 (void) memset(color_info,0,sizeof(*color_info));
885 color_info->path=(char *) "[built-in]";
886 color_info->name=(char *) p->name;
887 GetPixelInfo((Image *) NULL,&color_info->color);
888 color_info->color.red=(double) ScaleCharToQuantum(p->red);
889 color_info->color.green=(double) ScaleCharToQuantum(p->green);
890 color_info->color.blue=(double) ScaleCharToQuantum(p->blue);
891 color_info->color.alpha=(double) (QuantumRange*p->alpha);
892 color_info->compliance=(ComplianceType) p->compliance;
893 color_info->exempt=MagickTrue;
894 color_info->signature=MagickCoreSignature;
895 status&=AppendValueToLinkedList(cache,color_info);
896 if (status == MagickFalse)
897 (void) ThrowMagickException(exception,GetMagickModule(),
898 ResourceLimitError,"MemoryAllocationFailed","`%s'",color_info->name);
899 }
900 return(cache);
901 }
902
903 /*
904 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
905 % %
906 % %
907 % %
908 + C o l o r C o m p o n e n t G e n e s i s %
909 % %
910 % %
911 % %
912 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
913 %
914 % ColorComponentGenesis() instantiates the color component.
915 %
916 % The format of the ColorComponentGenesis method is:
917 %
918 % MagickBooleanType ColorComponentGenesis(void)
919 %
920 */
ColorComponentGenesis(void)921 MagickPrivate MagickBooleanType ColorComponentGenesis(void)
922 {
923 if (color_semaphore == (SemaphoreInfo *) NULL)
924 color_semaphore=AcquireSemaphoreInfo();
925 return(MagickTrue);
926 }
927
928 /*
929 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
930 % %
931 % %
932 % %
933 + C o l o r C o m p o n e n t T e r m i n u s %
934 % %
935 % %
936 % %
937 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
938 %
939 % ColorComponentTerminus() destroys the color component.
940 %
941 % The format of the ColorComponentTerminus method is:
942 %
943 % ColorComponentTerminus(void)
944 %
945 */
946
DestroyColorElement(void * color_info)947 static void *DestroyColorElement(void *color_info)
948 {
949 register ColorInfo
950 *p;
951
952 p=(ColorInfo *) color_info;
953 if (p->exempt == MagickFalse)
954 {
955 if (p->path != (char *) NULL)
956 p->path=DestroyString(p->path);
957 if (p->name != (char *) NULL)
958 p->name=DestroyString(p->name);
959 }
960 p=(ColorInfo *) RelinquishMagickMemory(p);
961 return((void *) NULL);
962 }
963
ColorComponentTerminus(void)964 MagickPrivate void ColorComponentTerminus(void)
965 {
966 if (color_semaphore == (SemaphoreInfo *) NULL)
967 ActivateSemaphoreInfo(&color_semaphore);
968 LockSemaphoreInfo(color_semaphore);
969 if (color_cache != (LinkedListInfo *) NULL)
970 color_cache=DestroyLinkedList(color_cache,DestroyColorElement);
971 UnlockSemaphoreInfo(color_semaphore);
972 RelinquishSemaphoreInfo(&color_semaphore);
973 }
974
975 /*
976 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
977 % %
978 % %
979 % %
980 + G e t C o l o r C o m p l i a n c e %
981 % %
982 % %
983 % %
984 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
985 %
986 % GetColorInfo() searches the color list for the specified name and standards
987 % compliance and if found returns attributes for that color.
988 %
989 % The format of the GetColorInfo method is:
990 %
991 % const PixelInfo *GetColorInfo(const char *name,
992 % const ComplianceType compliance,ExceptionInfo *exception)
993 %
994 % A description of each parameter follows:
995 %
996 % o name: the color name.
997 %
998 % o compliance: Adhere to this color standard: SVG, X11, or XPM.
999 %
1000 % o exception: return any errors or warnings in this structure.
1001 %
1002 */
GetColorCompliance(const char * name,const ComplianceType compliance,ExceptionInfo * exception)1003 MagickExport const ColorInfo *GetColorCompliance(const char *name,
1004 const ComplianceType compliance,ExceptionInfo *exception)
1005 {
1006 char
1007 colorname[MagickPathExtent];
1008
1009 register const ColorInfo
1010 *p;
1011
1012 register char
1013 *q;
1014
1015 assert(exception != (ExceptionInfo *) NULL);
1016 if (IsColorCacheInstantiated(exception) == MagickFalse)
1017 return((const ColorInfo *) NULL);
1018 /*
1019 Strip names of whitespace.
1020 */
1021 *colorname='\0';
1022 if (name != (const char *) NULL)
1023 (void) CopyMagickString(colorname,name,MagickPathExtent);
1024 for (q=colorname; *q != '\0'; q++)
1025 {
1026 if (isspace((int) ((unsigned char) *q)) == 0)
1027 continue;
1028 (void) CopyMagickString(q,q+1,MagickPathExtent);
1029 q--;
1030 }
1031 /*
1032 Search for color tag.
1033 */
1034 LockSemaphoreInfo(color_semaphore);
1035 ResetLinkedListIterator(color_cache);
1036 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1037 if ((name == (const char *) NULL) || (LocaleCompare(name,"*") == 0))
1038 {
1039 UnlockSemaphoreInfo(color_semaphore);
1040 return(p);
1041 }
1042 while (p != (const ColorInfo *) NULL)
1043 {
1044 if (((p->compliance & compliance) != 0) &&
1045 (LocaleCompare(colorname,p->name) == 0))
1046 break;
1047 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1048 }
1049 if (p == (ColorInfo *) NULL)
1050 (void) ThrowMagickException(exception,GetMagickModule(),OptionWarning,
1051 "UnrecognizedColor","`%s'",name);
1052 else
1053 (void) InsertValueInLinkedList(color_cache,0,
1054 RemoveElementByValueFromLinkedList(color_cache,p));
1055 UnlockSemaphoreInfo(color_semaphore);
1056 return(p);
1057 }
1058
1059 /*
1060 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1061 % %
1062 % %
1063 % %
1064 + G e t C o l o r I n f o %
1065 % %
1066 % %
1067 % %
1068 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1069 %
1070 % GetColorInfo() searches the color list for the specified name and if found
1071 % returns attributes for that color.
1072 %
1073 % The format of the GetColorInfo method is:
1074 %
1075 % const PixelInfo *GetColorInfo(const char *name,
1076 % ExceptionInfo *exception)
1077 %
1078 % A description of each parameter follows:
1079 %
1080 % o color_info: search the color list for the specified name and if found
1081 % return attributes for that color.
1082 %
1083 % o name: the color name.
1084 %
1085 % o exception: return any errors or warnings in this structure.
1086 %
1087 */
GetColorInfo(const char * name,ExceptionInfo * exception)1088 MagickExport const ColorInfo *GetColorInfo(const char *name,
1089 ExceptionInfo *exception)
1090 {
1091 return(GetColorCompliance(name,AllCompliance,exception));
1092 }
1093
1094 /*
1095 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1096 % %
1097 % %
1098 % %
1099 + 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 %
1100 % %
1101 % %
1102 % %
1103 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1104 %
1105 % ConcatenateColorComponent() returns the pixel as a canonical string.
1106 %
1107 % The format of the ConcatenateColorComponent() method is:
1108 %
1109 % void ConcatenateColorComponent(const PixelInfo *pixel,
1110 % const PixelChannel channel,const ComplianceType compliance,
1111 % char *tuple)
1112 %
1113 % A description of each parameter follows.
1114 %
1115 % o pixel: The pixel.
1116 %
1117 % o channel: The pixel channel.
1118 %
1119 % o compliance: Adhere to this color standard: SVG, X11, or XPM.
1120 %
1121 % o tuple: The color tuple.
1122 %
1123 */
ConcatenateColorComponent(const PixelInfo * pixel,const PixelChannel channel,const ComplianceType compliance,char * tuple)1124 MagickExport void ConcatenateColorComponent(const PixelInfo *pixel,
1125 const PixelChannel channel,const ComplianceType compliance,char *tuple)
1126 {
1127 char
1128 component[MagickPathExtent];
1129
1130 double
1131 color;
1132
1133 color=0.0;
1134 switch (channel)
1135 {
1136 case RedPixelChannel:
1137 {
1138 color=pixel->red;
1139 break;
1140 }
1141 case GreenPixelChannel:
1142 {
1143 color=pixel->green;
1144 break;
1145 }
1146 case BluePixelChannel:
1147 {
1148 color=pixel->blue;
1149 break;
1150 }
1151 case AlphaPixelChannel:
1152 {
1153 color=pixel->alpha;
1154 break;
1155 }
1156 case BlackPixelChannel:
1157 {
1158 color=pixel->black;
1159 break;
1160 }
1161 default:
1162 break;
1163 }
1164 if (compliance == NoCompliance)
1165 {
1166 if (pixel->colorspace == LabColorspace)
1167 {
1168 (void) FormatLocaleString(component,MagickPathExtent,"%.*g",
1169 GetMagickPrecision(),(double) color);
1170 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1171 return;
1172 }
1173 (void) FormatLocaleString(component,MagickPathExtent,"%.*g",
1174 GetMagickPrecision(),(double) ClampToQuantum(color));
1175 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1176 return;
1177 }
1178 if (compliance != SVGCompliance)
1179 {
1180 if (pixel->depth > 16)
1181 {
1182 (void) FormatLocaleString(component,MagickPathExtent,"%10lu",
1183 (unsigned long) ScaleQuantumToLong(ClampToQuantum(color)));
1184 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1185 return;
1186 }
1187 if (pixel->depth > 8)
1188 {
1189 (void) FormatLocaleString(component,MagickPathExtent,"%5d",
1190 ScaleQuantumToShort(ClampToQuantum(color)));
1191 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1192 return;
1193 }
1194 (void) FormatLocaleString(component,MagickPathExtent,"%3d",
1195 ScaleQuantumToChar(ClampToQuantum(color)));
1196 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1197 return;
1198 }
1199 if (channel == AlphaPixelChannel)
1200 {
1201 (void) FormatLocaleString(component,MagickPathExtent,"%.*g",
1202 GetMagickPrecision(),(double) QuantumScale*ClampToQuantum(color));
1203 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1204 return;
1205 }
1206 if ((pixel->colorspace == HCLColorspace) ||
1207 (pixel->colorspace == HCLpColorspace) ||
1208 (pixel->colorspace == HSBColorspace) ||
1209 (pixel->colorspace == HSIColorspace) ||
1210 (pixel->colorspace == HSLColorspace) ||
1211 (pixel->colorspace == HSVColorspace) ||
1212 (pixel->colorspace == HWBColorspace))
1213 {
1214 if (channel == RedPixelChannel)
1215 (void) FormatLocaleString(component,MagickPathExtent,"%.*g",
1216 GetMagickPrecision(),(double) ClampToQuantum(360.0*QuantumScale*
1217 color));
1218 else
1219 (void) FormatLocaleString(component,MagickPathExtent,"%.*g%%",
1220 GetMagickPrecision(),(double) ClampToQuantum(100.0*QuantumScale*
1221 color));
1222 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1223 return;
1224 }
1225 if (pixel->colorspace == LabColorspace)
1226 {
1227 (void) FormatLocaleString(component,MagickPathExtent,"%.*g%%",
1228 GetMagickPrecision(),100.0*QuantumScale*color);
1229 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1230 return;
1231 }
1232 if (pixel->depth > 8)
1233 {
1234 (void) FormatLocaleString(component,MagickPathExtent,"%.*g%%",
1235 GetMagickPrecision(),(double) ClampToQuantum(100.0*QuantumScale*color));
1236 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1237 return;
1238 }
1239 (void) FormatLocaleString(component,MagickPathExtent,"%d",ScaleQuantumToChar(
1240 ClampToQuantum(color)));
1241 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1242 }
1243
1244 /*
1245 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1246 % %
1247 % %
1248 % %
1249 % G e t C o l o r I n f o L i s t %
1250 % %
1251 % %
1252 % %
1253 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1254 %
1255 % GetColorInfoList() returns any colors that match the specified pattern.
1256 %
1257 % The format of the GetColorInfoList function is:
1258 %
1259 % const ColorInfo **GetColorInfoList(const char *pattern,
1260 % size_t *number_colors,ExceptionInfo *exception)
1261 %
1262 % A description of each parameter follows:
1263 %
1264 % o pattern: Specifies a pointer to a text string containing a pattern.
1265 %
1266 % o number_colors: This integer returns the number of colors in the list.
1267 %
1268 % o exception: return any errors or warnings in this structure.
1269 %
1270 */
1271
1272 #if defined(__cplusplus) || defined(c_plusplus)
1273 extern "C" {
1274 #endif
1275
ColorInfoCompare(const void * x,const void * y)1276 static int ColorInfoCompare(const void *x,const void *y)
1277 {
1278 const ColorInfo
1279 **p,
1280 **q;
1281
1282 int
1283 cmp;
1284
1285 p=(const ColorInfo **) x,
1286 q=(const ColorInfo **) y;
1287 cmp=LocaleCompare((*p)->path,(*q)->path);
1288 if (cmp == 0)
1289 return(LocaleCompare((*p)->name,(*q)->name));
1290 return(cmp);
1291 }
1292
1293 #if defined(__cplusplus) || defined(c_plusplus)
1294 }
1295 #endif
1296
GetColorInfoList(const char * pattern,size_t * number_colors,ExceptionInfo * exception)1297 MagickExport const ColorInfo **GetColorInfoList(const char *pattern,
1298 size_t *number_colors,ExceptionInfo *exception)
1299 {
1300 const ColorInfo
1301 **colors;
1302
1303 register const ColorInfo
1304 *p;
1305
1306 register ssize_t
1307 i;
1308
1309 /*
1310 Allocate color list.
1311 */
1312 assert(pattern != (char *) NULL);
1313 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",pattern);
1314 assert(number_colors != (size_t *) NULL);
1315 *number_colors=0;
1316 p=GetColorInfo("*",exception);
1317 if (p == (const ColorInfo *) NULL)
1318 return((const ColorInfo **) NULL);
1319 colors=(const ColorInfo **) AcquireQuantumMemory((size_t)
1320 GetNumberOfElementsInLinkedList(color_cache)+1UL,sizeof(*colors));
1321 if (colors == (const ColorInfo **) NULL)
1322 return((const ColorInfo **) NULL);
1323 /*
1324 Generate color list.
1325 */
1326 LockSemaphoreInfo(color_semaphore);
1327 ResetLinkedListIterator(color_cache);
1328 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1329 for (i=0; p != (const ColorInfo *) NULL; )
1330 {
1331 if ((p->stealth == MagickFalse) &&
1332 (GlobExpression(p->name,pattern,MagickFalse) != MagickFalse))
1333 colors[i++]=p;
1334 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1335 }
1336 UnlockSemaphoreInfo(color_semaphore);
1337 qsort((void *) colors,(size_t) i,sizeof(*colors),ColorInfoCompare);
1338 colors[i]=(ColorInfo *) NULL;
1339 *number_colors=(size_t) i;
1340 return(colors);
1341 }
1342
1343 /*
1344 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1345 % %
1346 % %
1347 % %
1348 % G e t C o l o r L i s t %
1349 % %
1350 % %
1351 % %
1352 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1353 %
1354 % GetColorList() returns any colors that match the specified pattern.
1355 %
1356 % The format of the GetColorList function is:
1357 %
1358 % char **GetColorList(const char *pattern,size_t *number_colors,
1359 % ExceptionInfo *exception)
1360 %
1361 % A description of each parameter follows:
1362 %
1363 % o pattern: Specifies a pointer to a text string containing a pattern.
1364 %
1365 % o number_colors: This integer returns the number of colors in the list.
1366 %
1367 % o exception: return any errors or warnings in this structure.
1368 %
1369 */
1370
1371 #if defined(__cplusplus) || defined(c_plusplus)
1372 extern "C" {
1373 #endif
1374
ColorCompare(const void * x,const void * y)1375 static int ColorCompare(const void *x,const void *y)
1376 {
1377 register const char
1378 **p,
1379 **q;
1380
1381 p=(const char **) x;
1382 q=(const char **) y;
1383 return(LocaleCompare(*p,*q));
1384 }
1385
1386 #if defined(__cplusplus) || defined(c_plusplus)
1387 }
1388 #endif
1389
GetColorList(const char * pattern,size_t * number_colors,ExceptionInfo * exception)1390 MagickExport char **GetColorList(const char *pattern,
1391 size_t *number_colors,ExceptionInfo *exception)
1392 {
1393 char
1394 **colors;
1395
1396 register const ColorInfo
1397 *p;
1398
1399 register ssize_t
1400 i;
1401
1402 /*
1403 Allocate color list.
1404 */
1405 assert(pattern != (char *) NULL);
1406 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",pattern);
1407 assert(number_colors != (size_t *) NULL);
1408 *number_colors=0;
1409 p=GetColorInfo("*",exception);
1410 if (p == (const ColorInfo *) NULL)
1411 return((char **) NULL);
1412 colors=(char **) AcquireQuantumMemory((size_t)
1413 GetNumberOfElementsInLinkedList(color_cache)+1UL,sizeof(*colors));
1414 if (colors == (char **) NULL)
1415 return((char **) NULL);
1416 /*
1417 Generate color list.
1418 */
1419 LockSemaphoreInfo(color_semaphore);
1420 ResetLinkedListIterator(color_cache);
1421 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1422 for (i=0; p != (const ColorInfo *) NULL; )
1423 {
1424 if ((p->stealth == MagickFalse) &&
1425 (GlobExpression(p->name,pattern,MagickFalse) != MagickFalse))
1426 colors[i++]=ConstantString(p->name);
1427 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1428 }
1429 UnlockSemaphoreInfo(color_semaphore);
1430 qsort((void *) colors,(size_t) i,sizeof(*colors),ColorCompare);
1431 colors[i]=(char *) NULL;
1432 *number_colors=(size_t) i;
1433 return(colors);
1434 }
1435
1436 /*
1437 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1438 % %
1439 % %
1440 % %
1441 + G e t C o l o r T u p l e %
1442 % %
1443 % %
1444 % %
1445 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1446 %
1447 % GetColorTuple() returns a color as a color tuple string (e.g. rgba(255,0,0))
1448 % or hex string (e.g. #FF0000).
1449 %
1450 % The format of the GetColorTuple method is:
1451 %
1452 % GetColorTuple(const PixelInfo *pixel,const MagickBooleanType hex,
1453 % char *tuple)
1454 %
1455 % A description of each parameter follows.
1456 %
1457 % o pixel: the pixel.
1458 %
1459 % o hex: A value other than zero returns the tuple in a hexidecimal format.
1460 %
1461 % o tuple: Return the color tuple as this string.
1462 %
1463 */
1464
IsSVGCompliant(const PixelInfo * pixel)1465 static inline MagickBooleanType IsSVGCompliant(const PixelInfo *pixel)
1466 {
1467 #define SVGCompliant(component) ((double) \
1468 ScaleCharToQuantum(ScaleQuantumToChar(ClampToQuantum(component))))
1469
1470 /*
1471 SVG requires color depths > 8 expressed as percentages.
1472 */
1473 if (fabs(SVGCompliant(pixel->red)-pixel->red) >= MagickEpsilon)
1474 return(MagickFalse);
1475 if (fabs(SVGCompliant(pixel->green)-pixel->green) >= MagickEpsilon)
1476 return(MagickFalse);
1477 if (fabs(SVGCompliant(pixel->blue)-pixel->blue) >= MagickEpsilon)
1478 return(MagickFalse);
1479 if ((pixel->colorspace == CMYKColorspace) &&
1480 (fabs(SVGCompliant(pixel->black)-pixel->black) >= MagickEpsilon))
1481 return(MagickFalse);
1482 if ((pixel->alpha_trait != UndefinedPixelTrait) &&
1483 (fabs(SVGCompliant(pixel->alpha)-pixel->alpha) >= MagickEpsilon))
1484 return(MagickFalse);
1485 return(MagickTrue);
1486 }
1487
ConcatentateHexColorComponent(const PixelInfo * pixel,const PixelChannel channel,char * tuple)1488 static void ConcatentateHexColorComponent(const PixelInfo *pixel,
1489 const PixelChannel channel,char *tuple)
1490 {
1491 char
1492 component[MagickPathExtent];
1493
1494 double
1495 color;
1496
1497 color=0.0;
1498 switch (channel)
1499 {
1500 case RedPixelChannel:
1501 {
1502 color=pixel->red;
1503 break;
1504 }
1505 case GreenPixelChannel:
1506 {
1507 color=pixel->green;
1508 break;
1509 }
1510 case BluePixelChannel:
1511 {
1512 color=pixel->blue;
1513 break;
1514 }
1515 case AlphaPixelChannel:
1516 {
1517 color=pixel->alpha;
1518 break;
1519 }
1520 case BlackPixelChannel:
1521 {
1522 color=pixel->black;
1523 break;
1524 }
1525 default:
1526 break;
1527 }
1528 if (pixel->depth > 32)
1529 {
1530 (void) FormatLocaleString(component,MagickPathExtent,"%08lX%08lX",
1531 (unsigned long) ScaleQuantumToLong(ClampToQuantum(color)),
1532 (unsigned long) ScaleQuantumToLong(ClampToQuantum(color)));
1533 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1534 return;
1535 }
1536 if (pixel->depth > 16)
1537 {
1538 (void) FormatLocaleString(component,MagickPathExtent,"%08X",
1539 (unsigned int) ScaleQuantumToLong(ClampToQuantum(color)));
1540 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1541 return;
1542 }
1543 if (pixel->depth > 8)
1544 {
1545 (void) FormatLocaleString(component,MagickPathExtent,"%04X",
1546 ScaleQuantumToShort(ClampToQuantum(color)));
1547 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1548 return;
1549 }
1550 (void) FormatLocaleString(component,MagickPathExtent,"%02X",
1551 ScaleQuantumToChar(ClampToQuantum(color)));
1552 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1553 return;
1554 }
1555
GetColorTuple(const PixelInfo * pixel,const MagickBooleanType hex,char * tuple)1556 MagickExport void GetColorTuple(const PixelInfo *pixel,
1557 const MagickBooleanType hex,char *tuple)
1558 {
1559 PixelInfo
1560 color;
1561
1562 assert(pixel != (const PixelInfo *) NULL);
1563 assert(tuple != (char *) NULL);
1564 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",tuple);
1565 *tuple='\0';
1566 if (hex != MagickFalse)
1567 {
1568 /*
1569 Convert pixel to hex color.
1570 */
1571 (void) ConcatenateMagickString(tuple,"#",MagickPathExtent);
1572 ConcatentateHexColorComponent(pixel,RedPixelChannel,tuple);
1573 ConcatentateHexColorComponent(pixel,GreenPixelChannel,tuple);
1574 ConcatentateHexColorComponent(pixel,BluePixelChannel,tuple);
1575 if (pixel->colorspace == CMYKColorspace)
1576 ConcatentateHexColorComponent(pixel,BlackPixelChannel,tuple);
1577 if (pixel->alpha_trait != UndefinedPixelTrait)
1578 ConcatentateHexColorComponent(pixel,AlphaPixelChannel,tuple);
1579 return;
1580 }
1581 /*
1582 Convert pixel to rgb() or cmyk() color.
1583 */
1584 color=(*pixel);
1585 if ((color.depth > 8) && (IsSVGCompliant(pixel) != MagickFalse))
1586 color.depth=8;
1587 (void) ConcatenateMagickString(tuple,CommandOptionToMnemonic(
1588 MagickColorspaceOptions,(ssize_t) color.colorspace),MagickPathExtent);
1589 if (color.alpha_trait != UndefinedPixelTrait)
1590 (void) ConcatenateMagickString(tuple,"a",MagickPathExtent);
1591 (void) ConcatenateMagickString(tuple,"(",MagickPathExtent);
1592 if ((color.colorspace == LinearGRAYColorspace) ||
1593 (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 > MagickMaxRecursionDepth)
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 *) AcquireCriticalMemory(sizeof(*color_info));
2104 (void) memset(color_info,0,sizeof(*color_info));
2105 color_info->path=ConstantString(filename);
2106 color_info->exempt=MagickFalse;
2107 color_info->signature=MagickCoreSignature;
2108 continue;
2109 }
2110 if (color_info == (ColorInfo *) NULL)
2111 continue;
2112 if ((LocaleCompare(keyword,"/>") == 0) ||
2113 (LocaleCompare(keyword,"</policy>") == 0))
2114 {
2115 status=AppendValueToLinkedList(cache,color_info);
2116 if (status == MagickFalse)
2117 (void) ThrowMagickException(exception,GetMagickModule(),
2118 ResourceLimitError,"MemoryAllocationFailed","`%s'",
2119 color_info->name);
2120 color_info=(ColorInfo *) NULL;
2121 continue;
2122 }
2123 GetNextToken(q,(const char **) NULL,extent,token);
2124 if (*token != '=')
2125 continue;
2126 GetNextToken(q,&q,extent,token);
2127 GetNextToken(q,&q,extent,token);
2128 switch (*keyword)
2129 {
2130 case 'C':
2131 case 'c':
2132 {
2133 if (LocaleCompare((char *) keyword,"color") == 0)
2134 {
2135 (void) QueryColorCompliance(token,AllCompliance,&color_info->color,
2136 exception);
2137 break;
2138 }
2139 if (LocaleCompare((char *) keyword,"compliance") == 0)
2140 {
2141 ssize_t
2142 compliance;
2143
2144 compliance=color_info->compliance;
2145 if (GlobExpression(token,"*SVG*",MagickTrue) != MagickFalse)
2146 compliance|=SVGCompliance;
2147 if (GlobExpression(token,"*X11*",MagickTrue) != MagickFalse)
2148 compliance|=X11Compliance;
2149 if (GlobExpression(token,"*XPM*",MagickTrue) != MagickFalse)
2150 compliance|=XPMCompliance;
2151 color_info->compliance=(ComplianceType) compliance;
2152 break;
2153 }
2154 break;
2155 }
2156 case 'N':
2157 case 'n':
2158 {
2159 if (LocaleCompare((char *) keyword,"name") == 0)
2160 {
2161 color_info->name=ConstantString(token);
2162 break;
2163 }
2164 break;
2165 }
2166 case 'S':
2167 case 's':
2168 {
2169 if (LocaleCompare((char *) keyword,"stealth") == 0)
2170 {
2171 color_info->stealth=IsStringTrue(token);
2172 break;
2173 }
2174 break;
2175 }
2176 default:
2177 break;
2178 }
2179 }
2180 token=(char *) RelinquishMagickMemory(token);
2181 return(status != 0 ? MagickTrue : MagickFalse);
2182 }
2183
2184 /*
2185 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2186 % %
2187 % %
2188 % %
2189 + Q u e r y C o l o r C o m p l i a n c e %
2190 % %
2191 % %
2192 % %
2193 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2194 %
2195 % QueryColorCompliance() returns the red, green, blue, and alpha intensities
2196 % for a given color name and standards compliance.
2197 %
2198 % The format of the QueryColorCompliance method is:
2199 %
2200 % MagickBooleanType QueryColorCompliance(const char *name,
2201 % const ComplianceType compliance,PixelInfo *color,
2202 % ExceptionInfo *exception)
2203 %
2204 % A description of each parameter follows:
2205 %
2206 % o name: the color name (e.g. white, blue, yellow).
2207 %
2208 % o compliance: Adhere to this color standard: SVG, X11, or XPM.
2209 %
2210 % o color: the red, green, blue, and opacity intensities values of the
2211 % named color in this structure.
2212 %
2213 % o exception: return any errors or warnings in this structure.
2214 %
2215 */
QueryColorCompliance(const char * name,const ComplianceType compliance,PixelInfo * color,ExceptionInfo * exception)2216 MagickExport MagickBooleanType QueryColorCompliance(const char *name,
2217 const ComplianceType compliance,PixelInfo *color,ExceptionInfo *exception)
2218 {
2219 extern const char
2220 BackgroundColor[];
2221
2222 GeometryInfo
2223 geometry_info;
2224
2225 double
2226 scale;
2227
2228 MagickStatusType
2229 flags;
2230
2231 register const ColorInfo
2232 *p;
2233
2234 register ssize_t
2235 i;
2236
2237 ssize_t
2238 type;
2239
2240 /*
2241 Initialize color return value.
2242 */
2243 assert(name != (const char *) NULL);
2244 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",name);
2245 assert(color != (PixelInfo *) NULL);
2246 GetPixelInfo((Image *) NULL,color);
2247 if ((name == (char *) NULL) || (*name == '\0'))
2248 name=BackgroundColor;
2249 while (isspace((int) ((unsigned char) *name)) != 0)
2250 name++;
2251 if (*name == '#')
2252 {
2253 char
2254 c;
2255
2256 PixelPacket
2257 pixel;
2258
2259 QuantumAny
2260 range;
2261
2262 size_t
2263 depth,
2264 n;
2265
2266 /*
2267 Parse hex color.
2268 */
2269 (void) memset(&pixel,0,sizeof(pixel));
2270 name++;
2271 for (n=0; isxdigit((int) ((unsigned char) name[n])) != 0; n++) ;
2272 if ((n % 3) == 0)
2273 {
2274 do
2275 {
2276 pixel.red=pixel.green;
2277 pixel.green=pixel.blue;
2278 pixel.blue=0;
2279 for (i=(ssize_t) (n/3-1); i >= 0; i--)
2280 {
2281 c=(*name++);
2282 pixel.blue<<=4;
2283 if ((c >= '0') && (c <= '9'))
2284 pixel.blue|=(int) (c-'0');
2285 else
2286 if ((c >= 'A') && (c <= 'F'))
2287 pixel.blue|=(int) c-((int) 'A'-10);
2288 else
2289 if ((c >= 'a') && (c <= 'f'))
2290 pixel.blue|=(int) c-((int) 'a'-10);
2291 else
2292 return(MagickFalse);
2293 }
2294 } while (isxdigit((int) ((unsigned char) *name)) != 0);
2295 depth=4*(n/3);
2296 }
2297 else
2298 {
2299 if ((n % 4) != 0)
2300 {
2301 (void) ThrowMagickException(exception,GetMagickModule(),
2302 OptionWarning,"UnrecognizedColor","`%s'",name);
2303 return(MagickFalse);
2304 }
2305 do
2306 {
2307 pixel.red=pixel.green;
2308 pixel.green=pixel.blue;
2309 pixel.blue=pixel.alpha;
2310 pixel.alpha=0;
2311 for (i=(ssize_t) (n/4-1); i >= 0; i--)
2312 {
2313 c=(*name++);
2314 pixel.alpha<<=4;
2315 if ((c >= '0') && (c <= '9'))
2316 pixel.alpha|=(int) (c-'0');
2317 else
2318 if ((c >= 'A') && (c <= 'F'))
2319 pixel.alpha|=(int) c-((int) 'A'-10);
2320 else
2321 if ((c >= 'a') && (c <= 'f'))
2322 pixel.alpha|=(int) c-((int) 'a'-10);
2323 else
2324 return(MagickFalse);
2325 }
2326 } while (isxdigit((int) ((unsigned char) *name)) != 0);
2327 depth=4*(n/4);
2328 }
2329 color->colorspace=sRGBColorspace;
2330 color->depth=depth;
2331 color->alpha_trait=UndefinedPixelTrait;
2332 range=GetQuantumRange(depth);
2333 color->red=(double) ScaleAnyToQuantum(pixel.red,range);
2334 color->green=(double) ScaleAnyToQuantum(pixel.green,range);
2335 color->blue=(double) ScaleAnyToQuantum(pixel.blue,range);
2336 color->alpha=(double) OpaqueAlpha;
2337 if ((n % 3) != 0)
2338 {
2339 color->alpha_trait=BlendPixelTrait;
2340 color->alpha=(double) ScaleAnyToQuantum(pixel.alpha,range);
2341 }
2342 color->black=0.0;
2343 return(MagickTrue);
2344 }
2345 if (strchr(name,'(') != (char *) NULL)
2346 {
2347 char
2348 colorspace[2*MagickPathExtent];
2349
2350 MagickBooleanType
2351 icc_color;
2352
2353 /*
2354 Parse color of the form rgb(100,255,0).
2355 */
2356 (void) memset(colorspace,0,sizeof(colorspace));
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 if (i >= (ssize_t) strlen(name))
2406 flags=ParseGeometry(name,&geometry_info);
2407 else
2408 flags=ParseGeometry(name+i+1,&geometry_info);
2409 if (flags == 0)
2410 {
2411 char
2412 *colorname;
2413
2414 ColorspaceType
2415 colorspaceType;
2416
2417 MagickBooleanType
2418 status;
2419
2420 colorspaceType=color->colorspace;
2421 if (i >= (ssize_t) strlen(name))
2422 colorname=AcquireString(name);
2423 else
2424 colorname=AcquireString(name+i+1);
2425 (void) SubstituteString(&colorname,"(","");
2426 (void) SubstituteString(&colorname,")","");
2427 status=MagickFalse;
2428 if (LocaleCompare(name,colorname) != 0)
2429 status=QueryColorCompliance(colorname,AllCompliance,color,
2430 exception);
2431 colorname=DestroyString(colorname);
2432 color->colorspace=colorspaceType;
2433 return(status);
2434 }
2435 if ((flags & PercentValue) != 0)
2436 scale=(double) (QuantumRange/100.0);
2437 if ((flags & RhoValue) != 0)
2438 color->red=(double) ClampToQuantum((MagickRealType) (scale*
2439 geometry_info.rho));
2440 if ((flags & SigmaValue) != 0)
2441 color->green=(double) ClampToQuantum((MagickRealType) (scale*
2442 geometry_info.sigma));
2443 if ((flags & XiValue) != 0)
2444 color->blue=(double) ClampToQuantum((MagickRealType) (scale*
2445 geometry_info.xi));
2446 color->alpha=(double) OpaqueAlpha;
2447 if ((flags & PsiValue) != 0)
2448 {
2449 if (color->colorspace == CMYKColorspace)
2450 color->black=(double) ClampToQuantum((MagickRealType) (scale*
2451 geometry_info.psi));
2452 else
2453 if (color->alpha_trait != UndefinedPixelTrait)
2454 color->alpha=(double) ClampToQuantum(QuantumRange*
2455 geometry_info.psi);
2456 }
2457 if (((flags & ChiValue) != 0) &&
2458 (color->alpha_trait != UndefinedPixelTrait))
2459 color->alpha=(double) ClampToQuantum(QuantumRange*geometry_info.chi);
2460 if (color->colorspace == LabColorspace)
2461 {
2462 if ((flags & SigmaValue) != 0)
2463 color->green=(MagickRealType) ClampToQuantum((MagickRealType)
2464 (scale*geometry_info.sigma+(QuantumRange+1)/2.0));
2465 if ((flags & XiValue) != 0)
2466 color->blue=(MagickRealType) ClampToQuantum((MagickRealType)
2467 (scale*geometry_info.xi+(QuantumRange+1)/2.0));
2468 }
2469 if (LocaleCompare(colorspace,"gray") == 0)
2470 {
2471 color->green=color->red;
2472 color->blue=color->red;
2473 if (((flags & SigmaValue) != 0) &&
2474 (color->alpha_trait != UndefinedPixelTrait))
2475 color->alpha=(double) ClampToQuantum(QuantumRange*
2476 geometry_info.sigma);
2477 if ((icc_color == MagickFalse) &&
2478 (color->colorspace == LinearGRAYColorspace))
2479 {
2480 color->colorspace=GRAYColorspace;
2481 color->depth=8;
2482 }
2483 }
2484 if ((LocaleCompare(colorspace,"HCL") == 0) ||
2485 (LocaleCompare(colorspace,"HSB") == 0) ||
2486 (LocaleCompare(colorspace,"HSL") == 0) ||
2487 (LocaleCompare(colorspace,"HWB") == 0))
2488 {
2489 double
2490 blue,
2491 green,
2492 red;
2493
2494 if (LocaleCompare(colorspace,"HCL") == 0)
2495 color->colorspace=HCLColorspace;
2496 else
2497 if (LocaleCompare(colorspace,"HSB") == 0)
2498 color->colorspace=HSBColorspace;
2499 else
2500 if (LocaleCompare(colorspace,"HSL") == 0)
2501 color->colorspace=HSLColorspace;
2502 else
2503 if (LocaleCompare(colorspace,"HWB") == 0)
2504 color->colorspace=HWBColorspace;
2505 scale=1.0/255.0;
2506 if ((flags & PercentValue) != 0)
2507 scale=1.0/100.0;
2508 geometry_info.sigma*=scale;
2509 geometry_info.xi*=scale;
2510 if (LocaleCompare(colorspace,"HCL") == 0)
2511 ConvertHCLToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,360.0)/
2512 360.0,geometry_info.sigma,geometry_info.xi,&red,&green,&blue);
2513 else
2514 if (LocaleCompare(colorspace,"HSB") == 0)
2515 ConvertHSBToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,360.0)/
2516 360.0,geometry_info.sigma,geometry_info.xi,&red,&green,&blue);
2517 else
2518 if (LocaleCompare(colorspace,"HSL") == 0)
2519 ConvertHSLToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,360.0)/
2520 360.0,geometry_info.sigma,geometry_info.xi,&red,&green,&blue);
2521 else
2522 ConvertHWBToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,360.0)/
2523 360.0,geometry_info.sigma,geometry_info.xi,&red,&green,&blue);
2524 color->colorspace=sRGBColorspace;
2525 color->red=(MagickRealType) red;
2526 color->green=(MagickRealType) green;
2527 color->blue=(MagickRealType) blue;
2528 }
2529 return(MagickTrue);
2530 }
2531 /*
2532 Parse named color.
2533 */
2534 p=GetColorCompliance(name,compliance,exception);
2535 if (p == (const ColorInfo *) NULL)
2536 return(MagickFalse);
2537 color->colorspace=sRGBColorspace;
2538 if ((LocaleNCompare(name,"gray",4) == 0) ||
2539 (LocaleNCompare(name,"grey",4) == 0))
2540 color->colorspace=GRAYColorspace;
2541 color->depth=8;
2542 color->alpha_trait=p->color.alpha != OpaqueAlpha ? BlendPixelTrait :
2543 UndefinedPixelTrait;
2544 color->red=(double) p->color.red;
2545 color->green=(double) p->color.green;
2546 color->blue=(double) p->color.blue;
2547 color->alpha=(double) p->color.alpha;
2548 color->black=0.0;
2549 return(MagickTrue);
2550 }
2551
2552 /*
2553 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2554 % %
2555 % %
2556 % %
2557 % Q u e r y C o l o r n a m e %
2558 % %
2559 % %
2560 % %
2561 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2562 %
2563 % QueryColorname() returns a named color for the given color intensity.
2564 % If an exact match is not found, a hex value is returned instead. For
2565 % example an intensity of rgb:(0,0,0) returns black whereas rgb:(223,223,223)
2566 % returns #dfdfdf.
2567 %
2568 % UPDATE: the 'image' argument is no longer needed as all information should
2569 % have been preset using GetPixelInfo().
2570 %
2571 % The format of the QueryColorname method is:
2572 %
2573 % MagickBooleanType QueryColorname(const Image *image,
2574 % const PixelInfo *color,const ComplianceType compliance,char *name,
2575 % ExceptionInfo *exception)
2576 %
2577 % A description of each parameter follows.
2578 %
2579 % o image: the image. (not used! - color gets settings from GetPixelInfo()
2580 %
2581 % o color: the color intensities.
2582 %
2583 % o Compliance: Adhere to this color standard: SVG, X11, or XPM.
2584 %
2585 % o name: Return the color name or hex value.
2586 %
2587 % o exception: return any errors or warnings in this structure.
2588 %
2589 */
2590
QueryColorname(const Image * magick_unused (image),const PixelInfo * color,const ComplianceType compliance,char * name,ExceptionInfo * exception)2591 MagickExport MagickBooleanType QueryColorname(
2592 const Image *magick_unused(image),const PixelInfo *color,
2593 const ComplianceType compliance,char *name,ExceptionInfo *exception)
2594 {
2595 PixelInfo
2596 pixel;
2597
2598 double
2599 alpha;
2600
2601 register const ColorInfo
2602 *p;
2603
2604 magick_unreferenced(image);
2605 *name='\0';
2606 pixel=(*color);
2607 if (compliance == XPMCompliance)
2608 {
2609 pixel.alpha_trait=UndefinedPixelTrait;
2610 if ( pixel.depth > 16 )
2611 pixel.depth=16;
2612 }
2613 GetColorTuple(&pixel,compliance != SVGCompliance ? MagickTrue : MagickFalse,
2614 name);
2615 if (IssRGBColorspace(pixel.colorspace) == MagickFalse)
2616 return(MagickFalse);
2617 alpha=color->alpha_trait != UndefinedPixelTrait ? color->alpha : OpaqueAlpha;
2618 (void) GetColorInfo("*",exception);
2619 ResetLinkedListIterator(color_cache);
2620 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
2621 while (p != (const ColorInfo *) NULL)
2622 {
2623 if (((p->compliance & compliance) != 0) &&
2624 ((fabs((double) (p->color.red-color->red)) < MagickEpsilon)) &&
2625 (fabs((double) (p->color.green-color->green)) < MagickEpsilon) &&
2626 (fabs((double) (p->color.blue-color->blue)) < MagickEpsilon) &&
2627 (fabs((double) (p->color.alpha-alpha)) < MagickEpsilon))
2628 {
2629 (void) CopyMagickString(name,p->name,MagickPathExtent);
2630 break;
2631 }
2632 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
2633 }
2634 return(MagickTrue);
2635 }
2636