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 1999-2021 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/monitor.h"
60 #include "MagickCore/monitor-private.h"
61 #include "MagickCore/option.h"
62 #include "MagickCore/pixel-accessor.h"
63 #include "MagickCore/quantize.h"
64 #include "MagickCore/quantum.h"
65 #include "MagickCore/quantum-private.h"
66 #include "MagickCore/semaphore.h"
67 #include "MagickCore/string_.h"
68 #include "MagickCore/string-private.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[21];
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
801 #if !MAGICKCORE_ZERO_CONFIGURATION_SUPPORT
802 static MagickBooleanType
803 LoadColorCache(LinkedListInfo *,const char *,const char *,const size_t,
804 ExceptionInfo *);
805 #endif
806
807 /*
808 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
809 % %
810 % %
811 % %
812 % A c q u i r e C o l o r C a c h e %
813 % %
814 % %
815 % %
816 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
817 %
818 % AcquireColorCache() caches one or more color configurations which provides a
819 % mapping between color attributes and a color name.
820 %
821 % The format of the AcquireColorCache method is:
822 %
823 % LinkedListInfo *AcquireColorCache(const char *filename,
824 % ExceptionInfo *exception)
825 %
826 % A description of each parameter follows:
827 %
828 % o filename: the font file name.
829 %
830 % o exception: return any errors or warnings in this structure.
831 %
832 */
AcquireColorCache(const char * filename,ExceptionInfo * exception)833 static LinkedListInfo *AcquireColorCache(const char *filename,
834 ExceptionInfo *exception)
835 {
836 LinkedListInfo
837 *cache;
838
839 MagickStatusType
840 status;
841
842 ssize_t
843 i;
844
845 /*
846 Load external color map.
847 */
848 cache=NewLinkedList(0);
849 status=MagickTrue;
850 #if !MAGICKCORE_ZERO_CONFIGURATION_SUPPORT
851 {
852 const StringInfo
853 *option;
854
855 LinkedListInfo
856 *options;
857
858 options=GetConfigureOptions(filename,exception);
859 option=(const StringInfo *) GetNextValueInLinkedList(options);
860 while (option != (const StringInfo *) NULL)
861 {
862 status&=LoadColorCache(cache,(const char *) GetStringInfoDatum(option),
863 GetStringInfoPath(option),0,exception);
864 option=(const StringInfo *) GetNextValueInLinkedList(options);
865 }
866 options=DestroyConfigureOptions(options);
867 }
868 #endif
869 /*
870 Load built-in color map.
871 */
872 for (i=0; i < (ssize_t) (sizeof(Colormap)/sizeof(*Colormap)); i++)
873 {
874 ColorInfo
875 *color_info;
876
877 const ColormapInfo
878 *p;
879
880 p=Colormap+i;
881 color_info=(ColorInfo *) AcquireMagickMemory(sizeof(*color_info));
882 if (color_info == (ColorInfo *) NULL)
883 {
884 (void) ThrowMagickException(exception,GetMagickModule(),
885 ResourceLimitError,"MemoryAllocationFailed","`%s'",p->name);
886 continue;
887 }
888 (void) memset(color_info,0,sizeof(*color_info));
889 color_info->path=(char *) "[built-in]";
890 color_info->name=(char *) p->name;
891 GetPixelInfo((Image *) NULL,&color_info->color);
892 color_info->color.red=(double) ScaleCharToQuantum(p->red);
893 color_info->color.green=(double) ScaleCharToQuantum(p->green);
894 color_info->color.blue=(double) ScaleCharToQuantum(p->blue);
895 color_info->color.alpha=((double) QuantumRange*p->alpha);
896 color_info->compliance=(ComplianceType) p->compliance;
897 color_info->exempt=MagickTrue;
898 color_info->signature=MagickCoreSignature;
899 status&=AppendValueToLinkedList(cache,color_info);
900 if (status == MagickFalse)
901 (void) ThrowMagickException(exception,GetMagickModule(),
902 ResourceLimitError,"MemoryAllocationFailed","`%s'",color_info->name);
903 }
904 return(cache);
905 }
906
907 /*
908 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
909 % %
910 % %
911 % %
912 + C o l o r C o m p o n e n t G e n e s i s %
913 % %
914 % %
915 % %
916 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
917 %
918 % ColorComponentGenesis() instantiates the color component.
919 %
920 % The format of the ColorComponentGenesis method is:
921 %
922 % MagickBooleanType ColorComponentGenesis(void)
923 %
924 */
ColorComponentGenesis(void)925 MagickPrivate MagickBooleanType ColorComponentGenesis(void)
926 {
927 if (color_semaphore == (SemaphoreInfo *) NULL)
928 color_semaphore=AcquireSemaphoreInfo();
929 return(MagickTrue);
930 }
931
932 /*
933 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
934 % %
935 % %
936 % %
937 + C o l o r C o m p o n e n t T e r m i n u s %
938 % %
939 % %
940 % %
941 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
942 %
943 % ColorComponentTerminus() destroys the color component.
944 %
945 % The format of the ColorComponentTerminus method is:
946 %
947 % ColorComponentTerminus(void)
948 %
949 */
950
DestroyColorElement(void * color_info)951 static void *DestroyColorElement(void *color_info)
952 {
953 ColorInfo
954 *p;
955
956 p=(ColorInfo *) color_info;
957 if (p->exempt == MagickFalse)
958 {
959 if (p->path != (char *) NULL)
960 p->path=DestroyString(p->path);
961 if (p->name != (char *) NULL)
962 p->name=DestroyString(p->name);
963 }
964 p=(ColorInfo *) RelinquishMagickMemory(p);
965 return((void *) NULL);
966 }
967
ColorComponentTerminus(void)968 MagickPrivate void ColorComponentTerminus(void)
969 {
970 if (color_semaphore == (SemaphoreInfo *) NULL)
971 ActivateSemaphoreInfo(&color_semaphore);
972 LockSemaphoreInfo(color_semaphore);
973 if (color_cache != (LinkedListInfo *) NULL)
974 color_cache=DestroyLinkedList(color_cache,DestroyColorElement);
975 UnlockSemaphoreInfo(color_semaphore);
976 RelinquishSemaphoreInfo(&color_semaphore);
977 }
978
979 /*
980 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
981 % %
982 % %
983 % %
984 + G e t C o l o r C o m p l i a n c e %
985 % %
986 % %
987 % %
988 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
989 %
990 % GetColorInfo() searches the color list for the specified name and standards
991 % compliance and if found returns attributes for that color.
992 %
993 % The format of the GetColorInfo method is:
994 %
995 % const PixelInfo *GetColorInfo(const char *name,
996 % const ComplianceType compliance,ExceptionInfo *exception)
997 %
998 % A description of each parameter follows:
999 %
1000 % o name: the color name.
1001 %
1002 % o compliance: Adhere to this color standard: SVG, X11, or XPM.
1003 %
1004 % o exception: return any errors or warnings in this structure.
1005 %
1006 */
GetColorCompliance(const char * name,const ComplianceType compliance,ExceptionInfo * exception)1007 MagickExport const ColorInfo *GetColorCompliance(const char *name,
1008 const ComplianceType compliance,ExceptionInfo *exception)
1009 {
1010 char
1011 colorname[MagickPathExtent];
1012
1013 const ColorInfo
1014 *p;
1015
1016 char
1017 *q;
1018
1019 assert(exception != (ExceptionInfo *) NULL);
1020 if (IsColorCacheInstantiated(exception) == MagickFalse)
1021 return((const ColorInfo *) NULL);
1022 /*
1023 Strip names of whitespace.
1024 */
1025 *colorname='\0';
1026 if (name != (const char *) NULL)
1027 (void) CopyMagickString(colorname,name,MagickPathExtent);
1028 for (q=colorname; *q != '\0'; q++)
1029 {
1030 if (isspace((int) ((unsigned char) *q)) == 0)
1031 continue;
1032 (void) CopyMagickString(q,q+1,MagickPathExtent);
1033 q--;
1034 }
1035 /*
1036 Search for color tag.
1037 */
1038 LockSemaphoreInfo(color_semaphore);
1039 ResetLinkedListIterator(color_cache);
1040 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1041 if ((name == (const char *) NULL) || (LocaleCompare(name,"*") == 0))
1042 {
1043 UnlockSemaphoreInfo(color_semaphore);
1044 return(p);
1045 }
1046 while (p != (const ColorInfo *) NULL)
1047 {
1048 if (((p->compliance & compliance) != 0) &&
1049 (LocaleCompare(colorname,p->name) == 0))
1050 break;
1051 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1052 }
1053 if (p == (ColorInfo *) NULL)
1054 (void) ThrowMagickException(exception,GetMagickModule(),OptionWarning,
1055 "UnrecognizedColor","`%s'",name);
1056 else
1057 (void) InsertValueInLinkedList(color_cache,0,
1058 RemoveElementByValueFromLinkedList(color_cache,p));
1059 UnlockSemaphoreInfo(color_semaphore);
1060 return(p);
1061 }
1062
1063 /*
1064 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1065 % %
1066 % %
1067 % %
1068 + G e t C o l o r I n f o %
1069 % %
1070 % %
1071 % %
1072 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1073 %
1074 % GetColorInfo() searches the color list for the specified name and if found
1075 % returns attributes for that color.
1076 %
1077 % The format of the GetColorInfo method is:
1078 %
1079 % const PixelInfo *GetColorInfo(const char *name,
1080 % ExceptionInfo *exception)
1081 %
1082 % A description of each parameter follows:
1083 %
1084 % o color_info: search the color list for the specified name and if found
1085 % return attributes for that color.
1086 %
1087 % o name: the color name.
1088 %
1089 % o exception: return any errors or warnings in this structure.
1090 %
1091 */
GetColorInfo(const char * name,ExceptionInfo * exception)1092 MagickExport const ColorInfo *GetColorInfo(const char *name,
1093 ExceptionInfo *exception)
1094 {
1095 return(GetColorCompliance(name,AllCompliance,exception));
1096 }
1097
1098 /*
1099 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1100 % %
1101 % %
1102 % %
1103 + 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 %
1104 % %
1105 % %
1106 % %
1107 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1108 %
1109 % ConcatenateColorComponent() returns the pixel as a canonical string.
1110 %
1111 % The format of the ConcatenateColorComponent() method is:
1112 %
1113 % void ConcatenateColorComponent(const PixelInfo *pixel,
1114 % const PixelChannel channel,const ComplianceType compliance,
1115 % char *tuple)
1116 %
1117 % A description of each parameter follows.
1118 %
1119 % o pixel: The pixel.
1120 %
1121 % o channel: The pixel channel.
1122 %
1123 % o compliance: Adhere to this color standard: SVG, X11, or XPM.
1124 %
1125 % o tuple: The color tuple.
1126 %
1127 */
1128
IsSVGCompliant(const PixelInfo * pixel)1129 static inline MagickBooleanType IsSVGCompliant(const PixelInfo *pixel)
1130 {
1131 #define SVGCompliant(component) ((double) \
1132 ScaleCharToQuantum(ScaleQuantumToChar(ClampToQuantum(component))))
1133 #define SVGEpsilon 1.0e-6
1134
1135 /*
1136 SVG requires color depths > 8 expressed as percentages.
1137 */
1138 if (fabs((double) (SVGCompliant(pixel->red)-pixel->red)) >= SVGEpsilon)
1139 return(MagickFalse);
1140 if (fabs((double) (SVGCompliant(pixel->green)-pixel->green)) >= SVGEpsilon)
1141 return(MagickFalse);
1142 if (fabs((double) (SVGCompliant(pixel->blue)-pixel->blue)) >= SVGEpsilon)
1143 return(MagickFalse);
1144 if ((pixel->colorspace == CMYKColorspace) &&
1145 (fabs((double) (SVGCompliant(pixel->black)-pixel->black)) >= SVGEpsilon))
1146 return(MagickFalse);
1147 return(MagickTrue);
1148 }
1149
ConcatenateColorComponent(const PixelInfo * pixel,const PixelChannel channel,const ComplianceType compliance,char * tuple)1150 MagickExport void ConcatenateColorComponent(const PixelInfo *pixel,
1151 const PixelChannel channel,const ComplianceType compliance,char *tuple)
1152 {
1153 #define IsColorComponentFactional(color) \
1154 ((color)-ScaleCharToQuantum(ScaleQuantumToChar(color)))
1155
1156 char
1157 component[MagickPathExtent];
1158
1159 float
1160 color,
1161 scale;
1162
1163 color=0.0f;
1164 scale=QuantumRange;
1165 if ((compliance != NoCompliance) || (pixel->depth <= 8))
1166 scale=255.0f;
1167 if ((compliance != NoCompliance) &&
1168 (IssRGBCompatibleColorspace(pixel->colorspace) != MagickFalse) &&
1169 (IsSVGCompliant(pixel) == MagickFalse))
1170 scale=100.0f;
1171 switch (channel)
1172 {
1173 case RedPixelChannel:
1174 {
1175 color=pixel->red;
1176 if (IsHueCompatibleColorspace(pixel->colorspace) != MagickFalse)
1177 scale=360.0f;
1178 if ((compliance != NoCompliance) && (pixel->colorspace == LabColorspace))
1179 scale=100.0f;
1180 break;
1181 }
1182 case GreenPixelChannel:
1183 {
1184 color=pixel->green;
1185 if (IsHueCompatibleColorspace(pixel->colorspace) != MagickFalse)
1186 scale=100.0f;
1187 if ((compliance != NoCompliance) && (pixel->colorspace == LabColorspace))
1188 color-=QuantumRange/2.0f;
1189 break;
1190 }
1191 case BluePixelChannel:
1192 {
1193 color=pixel->blue;
1194 if (IsHueCompatibleColorspace(pixel->colorspace) != MagickFalse)
1195 scale=100.0f;
1196 if (pixel->colorspace == LabColorspace)
1197 color-=QuantumRange/2.0f;
1198 break;
1199 }
1200 case AlphaPixelChannel:
1201 {
1202 color=pixel->alpha;
1203 if (compliance != NoCompliance)
1204 scale=1.0f;
1205 break;
1206 }
1207 case BlackPixelChannel:
1208 {
1209 color=pixel->black;
1210 break;
1211 }
1212 case IndexPixelChannel:
1213 {
1214 color=pixel->index;
1215 break;
1216 }
1217 default:
1218 break;
1219 }
1220 if ((scale != 100.0f) || (pixel->colorspace == LabColorspace))
1221 (void) FormatLocaleString(component,MagickPathExtent,"%.*g",
1222 GetMagickPrecision(),(double) (scale*QuantumScale*color));
1223 else
1224 (void) FormatLocaleString(component,MagickPathExtent,"%.*g%%",
1225 GetMagickPrecision(),(double) (scale*QuantumScale*color));
1226 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1227 }
1228
1229 /*
1230 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1231 % %
1232 % %
1233 % %
1234 % G e t C o l o r I n f o L i s t %
1235 % %
1236 % %
1237 % %
1238 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1239 %
1240 % GetColorInfoList() returns any colors that match the specified pattern.
1241 %
1242 % The format of the GetColorInfoList function is:
1243 %
1244 % const ColorInfo **GetColorInfoList(const char *pattern,
1245 % size_t *number_colors,ExceptionInfo *exception)
1246 %
1247 % A description of each parameter follows:
1248 %
1249 % o pattern: Specifies a pointer to a text string containing a pattern.
1250 %
1251 % o number_colors: This integer returns the number of colors in the list.
1252 %
1253 % o exception: return any errors or warnings in this structure.
1254 %
1255 */
1256
1257 #if defined(__cplusplus) || defined(c_plusplus)
1258 extern "C" {
1259 #endif
1260
ColorInfoCompare(const void * x,const void * y)1261 static int ColorInfoCompare(const void *x,const void *y)
1262 {
1263 const ColorInfo
1264 **p,
1265 **q;
1266
1267 int
1268 cmp;
1269
1270 p=(const ColorInfo **) x,
1271 q=(const ColorInfo **) y;
1272 cmp=LocaleCompare((*p)->path,(*q)->path);
1273 if (cmp == 0)
1274 return(LocaleCompare((*p)->name,(*q)->name));
1275 return(cmp);
1276 }
1277
1278 #if defined(__cplusplus) || defined(c_plusplus)
1279 }
1280 #endif
1281
GetColorInfoList(const char * pattern,size_t * number_colors,ExceptionInfo * exception)1282 MagickExport const ColorInfo **GetColorInfoList(const char *pattern,
1283 size_t *number_colors,ExceptionInfo *exception)
1284 {
1285 const ColorInfo
1286 **colors;
1287
1288 const ColorInfo
1289 *p;
1290
1291 ssize_t
1292 i;
1293
1294 /*
1295 Allocate color list.
1296 */
1297 assert(pattern != (char *) NULL);
1298 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",pattern);
1299 assert(number_colors != (size_t *) NULL);
1300 *number_colors=0;
1301 p=GetColorInfo("*",exception);
1302 if (p == (const ColorInfo *) NULL)
1303 return((const ColorInfo **) NULL);
1304 colors=(const ColorInfo **) AcquireQuantumMemory((size_t)
1305 GetNumberOfElementsInLinkedList(color_cache)+1UL,sizeof(*colors));
1306 if (colors == (const ColorInfo **) NULL)
1307 return((const ColorInfo **) NULL);
1308 /*
1309 Generate color list.
1310 */
1311 LockSemaphoreInfo(color_semaphore);
1312 ResetLinkedListIterator(color_cache);
1313 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1314 for (i=0; p != (const ColorInfo *) NULL; )
1315 {
1316 if ((p->stealth == MagickFalse) &&
1317 (GlobExpression(p->name,pattern,MagickFalse) != MagickFalse))
1318 colors[i++]=p;
1319 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1320 }
1321 UnlockSemaphoreInfo(color_semaphore);
1322 qsort((void *) colors,(size_t) i,sizeof(*colors),ColorInfoCompare);
1323 colors[i]=(ColorInfo *) NULL;
1324 *number_colors=(size_t) i;
1325 return(colors);
1326 }
1327
1328 /*
1329 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1330 % %
1331 % %
1332 % %
1333 % G e t C o l o r L i s t %
1334 % %
1335 % %
1336 % %
1337 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1338 %
1339 % GetColorList() returns any colors that match the specified pattern.
1340 %
1341 % The format of the GetColorList function is:
1342 %
1343 % char **GetColorList(const char *pattern,size_t *number_colors,
1344 % ExceptionInfo *exception)
1345 %
1346 % A description of each parameter follows:
1347 %
1348 % o pattern: Specifies a pointer to a text string containing a pattern.
1349 %
1350 % o number_colors: This integer returns the number of colors in the list.
1351 %
1352 % o exception: return any errors or warnings in this structure.
1353 %
1354 */
1355
1356 #if defined(__cplusplus) || defined(c_plusplus)
1357 extern "C" {
1358 #endif
1359
ColorCompare(const void * x,const void * y)1360 static int ColorCompare(const void *x,const void *y)
1361 {
1362 const char
1363 **p,
1364 **q;
1365
1366 p=(const char **) x;
1367 q=(const char **) y;
1368 return(LocaleCompare(*p,*q));
1369 }
1370
1371 #if defined(__cplusplus) || defined(c_plusplus)
1372 }
1373 #endif
1374
GetColorList(const char * pattern,size_t * number_colors,ExceptionInfo * exception)1375 MagickExport char **GetColorList(const char *pattern,
1376 size_t *number_colors,ExceptionInfo *exception)
1377 {
1378 char
1379 **colors;
1380
1381 const ColorInfo
1382 *p;
1383
1384 ssize_t
1385 i;
1386
1387 /*
1388 Allocate color list.
1389 */
1390 assert(pattern != (char *) NULL);
1391 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",pattern);
1392 assert(number_colors != (size_t *) NULL);
1393 *number_colors=0;
1394 p=GetColorInfo("*",exception);
1395 if (p == (const ColorInfo *) NULL)
1396 return((char **) NULL);
1397 colors=(char **) AcquireQuantumMemory((size_t)
1398 GetNumberOfElementsInLinkedList(color_cache)+1UL,sizeof(*colors));
1399 if (colors == (char **) NULL)
1400 return((char **) NULL);
1401 /*
1402 Generate color list.
1403 */
1404 LockSemaphoreInfo(color_semaphore);
1405 ResetLinkedListIterator(color_cache);
1406 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1407 for (i=0; p != (const ColorInfo *) NULL; )
1408 {
1409 if ((p->stealth == MagickFalse) &&
1410 (GlobExpression(p->name,pattern,MagickFalse) != MagickFalse))
1411 colors[i++]=ConstantString(p->name);
1412 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
1413 }
1414 UnlockSemaphoreInfo(color_semaphore);
1415 qsort((void *) colors,(size_t) i,sizeof(*colors),ColorCompare);
1416 colors[i]=(char *) NULL;
1417 *number_colors=(size_t) i;
1418 return(colors);
1419 }
1420
1421 /*
1422 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1423 % %
1424 % %
1425 % %
1426 + G e t C o l o r T u p l e %
1427 % %
1428 % %
1429 % %
1430 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1431 %
1432 % GetColorTuple() returns a color as a color tuple string (e.g. rgba(255,0,0))
1433 % or hex string (e.g. #FF0000).
1434 %
1435 % The format of the GetColorTuple method is:
1436 %
1437 % GetColorTuple(const PixelInfo *pixel,const MagickBooleanType hex,
1438 % char *tuple)
1439 %
1440 % A description of each parameter follows.
1441 %
1442 % o pixel: the pixel.
1443 %
1444 % o hex: A value other than zero returns the tuple in a hexidecimal format.
1445 %
1446 % o tuple: Return the color tuple as this string.
1447 %
1448 */
1449
ConcatentateHexColorComponent(const PixelInfo * pixel,const PixelChannel channel,char * tuple)1450 static void ConcatentateHexColorComponent(const PixelInfo *pixel,
1451 const PixelChannel channel,char *tuple)
1452 {
1453 char
1454 component[MagickPathExtent];
1455
1456 double
1457 color;
1458
1459 color=0.0;
1460 switch (channel)
1461 {
1462 case RedPixelChannel:
1463 {
1464 color=pixel->red;
1465 break;
1466 }
1467 case GreenPixelChannel:
1468 {
1469 color=pixel->green;
1470 break;
1471 }
1472 case BluePixelChannel:
1473 {
1474 color=pixel->blue;
1475 break;
1476 }
1477 case AlphaPixelChannel:
1478 {
1479 color=pixel->alpha;
1480 break;
1481 }
1482 case BlackPixelChannel:
1483 {
1484 color=pixel->black;
1485 break;
1486 }
1487 default:
1488 break;
1489 }
1490 if (pixel->depth > 32)
1491 {
1492 (void) FormatLocaleString(component,MagickPathExtent,"%08lX%08lX",
1493 (unsigned long) ScaleQuantumToLong(ClampToQuantum(color)),
1494 (unsigned long) ScaleQuantumToLong(ClampToQuantum(color)));
1495 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1496 return;
1497 }
1498 if (pixel->depth > 16)
1499 {
1500 (void) FormatLocaleString(component,MagickPathExtent,"%08X",
1501 (unsigned int) ScaleQuantumToLong(ClampToQuantum(color)));
1502 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1503 return;
1504 }
1505 if (pixel->depth > 8)
1506 {
1507 (void) FormatLocaleString(component,MagickPathExtent,"%04X",
1508 ScaleQuantumToShort(ClampToQuantum(color)));
1509 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1510 return;
1511 }
1512 (void) FormatLocaleString(component,MagickPathExtent,"%02X",
1513 ScaleQuantumToChar(ClampToQuantum(color)));
1514 (void) ConcatenateMagickString(tuple,component,MagickPathExtent);
1515 return;
1516 }
1517
GetColorTuple(const PixelInfo * pixel,const MagickBooleanType hex,char * tuple)1518 MagickExport void GetColorTuple(const PixelInfo *pixel,
1519 const MagickBooleanType hex,char *tuple)
1520 {
1521 PixelInfo
1522 color;
1523
1524 assert(pixel != (const PixelInfo *) NULL);
1525 assert(tuple != (char *) NULL);
1526 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",tuple);
1527 *tuple='\0';
1528 if (hex != MagickFalse)
1529 {
1530 /*
1531 Convert pixel to hex color.
1532 */
1533 (void) ConcatenateMagickString(tuple,"#",MagickPathExtent);
1534 ConcatentateHexColorComponent(pixel,RedPixelChannel,tuple);
1535 ConcatentateHexColorComponent(pixel,GreenPixelChannel,tuple);
1536 ConcatentateHexColorComponent(pixel,BluePixelChannel,tuple);
1537 if (pixel->colorspace == CMYKColorspace)
1538 ConcatentateHexColorComponent(pixel,BlackPixelChannel,tuple);
1539 if (pixel->alpha_trait != UndefinedPixelTrait)
1540 ConcatentateHexColorComponent(pixel,AlphaPixelChannel,tuple);
1541 return;
1542 }
1543 /*
1544 Convert pixel to rgb() or cmyk() color.
1545 */
1546 color=(*pixel);
1547 if ((color.depth > 8) && (IsSVGCompliant(pixel) != MagickFalse))
1548 color.depth=8;
1549 (void) ConcatenateMagickString(tuple,CommandOptionToMnemonic(
1550 MagickColorspaceOptions,(ssize_t) color.colorspace),MagickPathExtent);
1551 if (color.alpha_trait != UndefinedPixelTrait)
1552 (void) ConcatenateMagickString(tuple,"a",MagickPathExtent);
1553 (void) ConcatenateMagickString(tuple,"(",MagickPathExtent);
1554 if ((color.colorspace == LinearGRAYColorspace) ||
1555 (color.colorspace == GRAYColorspace))
1556 ConcatenateColorComponent(&color,GrayPixelChannel,SVGCompliance,tuple);
1557 else
1558 {
1559 ConcatenateColorComponent(&color,RedPixelChannel,SVGCompliance,tuple);
1560 (void) ConcatenateMagickString(tuple,",",MagickPathExtent);
1561 ConcatenateColorComponent(&color,GreenPixelChannel,SVGCompliance,tuple);
1562 (void) ConcatenateMagickString(tuple,",",MagickPathExtent);
1563 ConcatenateColorComponent(&color,BluePixelChannel,SVGCompliance,tuple);
1564 }
1565 if (color.colorspace == CMYKColorspace)
1566 {
1567 (void) ConcatenateMagickString(tuple,",",MagickPathExtent);
1568 ConcatenateColorComponent(&color,BlackPixelChannel,SVGCompliance,tuple);
1569 }
1570 if (color.alpha_trait != UndefinedPixelTrait)
1571 {
1572 (void) ConcatenateMagickString(tuple,",",MagickPathExtent);
1573 ConcatenateColorComponent(&color,AlphaPixelChannel,SVGCompliance,tuple);
1574 }
1575 (void) ConcatenateMagickString(tuple,")",MagickPathExtent);
1576 LocaleLower(tuple);
1577 return;
1578 }
1579
1580 /*
1581 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1582 % %
1583 % %
1584 % %
1585 + I s C o l o r C a c h e I n s t a n t i a t e d %
1586 % %
1587 % %
1588 % %
1589 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1590 %
1591 % IsColorCacheInstantiated() determines if the color list is instantiated. If
1592 % not, it instantiates the list and returns it.
1593 %
1594 % The format of the IsColorInstantiated method is:
1595 %
1596 % MagickBooleanType IsColorCacheInstantiated(ExceptionInfo *exception)
1597 %
1598 % A description of each parameter follows.
1599 %
1600 % o exception: return any errors or warnings in this structure.
1601 %
1602 */
IsColorCacheInstantiated(ExceptionInfo * exception)1603 static MagickBooleanType IsColorCacheInstantiated(ExceptionInfo *exception)
1604 {
1605 if (color_cache == (LinkedListInfo *) NULL)
1606 {
1607 if (color_semaphore == (SemaphoreInfo *) NULL)
1608 ActivateSemaphoreInfo(&color_semaphore);
1609 LockSemaphoreInfo(color_semaphore);
1610 if (color_cache == (LinkedListInfo *) NULL)
1611 color_cache=AcquireColorCache(ColorFilename,exception);
1612 UnlockSemaphoreInfo(color_semaphore);
1613 }
1614 return(color_cache != (LinkedListInfo *) NULL ? MagickTrue : MagickFalse);
1615 }
1616
1617 /*
1618 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1619 % %
1620 % %
1621 % %
1622 + I s E q u i v a l e n t A l p h a %
1623 % %
1624 % %
1625 % %
1626 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1627 %
1628 % IsEquivalentAlpha() returns true if the distance between two alpha values is
1629 % less than the specified distance in a linear color space. This method is
1630 % used by MatteFloodFill() and other algorithms which compare two alpha values.
1631 %
1632 % The format of the IsEquivalentAlpha method is:
1633 %
1634 % void IsEquivalentAlpha(const Image *image,const PixelInfo *p,
1635 % const PixelInfo *q)
1636 %
1637 % A description of each parameter follows:
1638 %
1639 % o image: the image.
1640 %
1641 % o p: Pixel p.
1642 %
1643 % o q: Pixel q.
1644 %
1645 */
IsEquivalentAlpha(const Image * image,const PixelInfo * p,const PixelInfo * q)1646 MagickPrivate MagickBooleanType IsEquivalentAlpha(const Image *image,
1647 const PixelInfo *p,const PixelInfo *q)
1648 {
1649 double
1650 fuzz,
1651 pixel;
1652
1653 double
1654 distance;
1655
1656 if (image->alpha_trait == UndefinedPixelTrait)
1657 return(MagickTrue);
1658 if (p->alpha == q->alpha)
1659 return(MagickTrue);
1660 fuzz=MagickMax(image->fuzz,MagickSQ1_2);
1661 fuzz*=fuzz;
1662 pixel=(double) p->alpha-(double) q->alpha;
1663 distance=pixel*pixel;
1664 if (distance > fuzz)
1665 return(MagickFalse);
1666 return(MagickTrue);
1667 }
1668
1669 /*
1670 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1671 % %
1672 % %
1673 % %
1674 + I s E q u i v a l e n t I m a g e %
1675 % %
1676 % %
1677 % %
1678 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1679 %
1680 % IsEquivalentImage() returns true if the target is similar to a region of the
1681 % image.
1682 %
1683 % The format of the IsEquivalentImage method is:
1684 %
1685 % MagickBooleanType IsEquivalentImage(const Image *image,
1686 % const Image *target_image,ssize_t *x_offset,ssize_t *y_offset,
1687 % ExceptionInfo *exception)
1688 %
1689 % A description of each parameter follows:
1690 %
1691 % o image: the image.
1692 %
1693 % o target_image: the target image.
1694 %
1695 % o x_offset: On input the starting x position to search for a match;
1696 % on output the x position of the first match found.
1697 %
1698 % o y_offset: On input the starting y position to search for a match;
1699 % on output the y position of the first match found.
1700 %
1701 % o exception: return any errors or warnings in this structure.
1702 %
1703 */
IsEquivalentImage(const Image * image,const Image * target_image,ssize_t * x_offset,ssize_t * y_offset,ExceptionInfo * exception)1704 MagickExport MagickBooleanType IsEquivalentImage(const Image *image,
1705 const Image *target_image,ssize_t *x_offset,ssize_t *y_offset,
1706 ExceptionInfo *exception)
1707 {
1708 #define SearchImageText " Searching image... "
1709
1710 CacheView
1711 *image_view,
1712 *target_view;
1713
1714 MagickBooleanType
1715 status;
1716
1717 PixelInfo
1718 target,
1719 pixel;
1720
1721 const Quantum
1722 *p,
1723 *q;
1724
1725 ssize_t
1726 i,
1727 x;
1728
1729 ssize_t
1730 j,
1731 y;
1732
1733 assert(image != (Image *) NULL);
1734 assert(image->signature == MagickCoreSignature);
1735 if (image->debug != MagickFalse)
1736 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
1737 assert(target_image != (Image *) NULL);
1738 assert(target_image->signature == MagickCoreSignature);
1739 assert(x_offset != (ssize_t *) NULL);
1740 assert(y_offset != (ssize_t *) NULL);
1741 assert(exception != (ExceptionInfo *) NULL);
1742 x=0;
1743 status=MagickTrue;
1744 GetPixelInfo(image,&pixel);
1745 GetPixelInfo(image,&target);
1746 image_view=AcquireVirtualCacheView(image,exception);
1747 target_view=AcquireVirtualCacheView(target_image,exception);
1748 for (y=(*y_offset); y < (ssize_t) image->rows; y++)
1749 {
1750 for (x=y == 0 ? *x_offset : 0; x < (ssize_t) image->columns; x++)
1751 {
1752 for (j=0; j < (ssize_t) target_image->rows; j++)
1753 {
1754 for (i=0; i < (ssize_t) target_image->columns; i++)
1755 {
1756 p=GetCacheViewVirtualPixels(image_view,x+i,y+j,1,1,exception);
1757 if (p == (const Quantum *) NULL)
1758 break;
1759 GetPixelInfoPixel(image,p,&pixel);
1760 q=GetCacheViewVirtualPixels(target_view,i,j,1,1,exception);
1761 if (q == (const Quantum *) NULL)
1762 break;
1763 GetPixelInfoPixel(image,q,&target);
1764 if (IsFuzzyEquivalencePixelInfo(&pixel,&target) == MagickFalse)
1765 break;
1766 }
1767 if (i < (ssize_t) target_image->columns)
1768 break;
1769 }
1770 if (j == (ssize_t) target_image->rows)
1771 break;
1772 }
1773 if (x < (ssize_t) image->columns)
1774 break;
1775 if (image->progress_monitor != (MagickProgressMonitor) NULL)
1776 {
1777 MagickBooleanType
1778 proceed;
1779
1780 proceed=SetImageProgress(image,SearchImageText,(MagickOffsetType) y,
1781 image->rows);
1782 if (proceed == MagickFalse)
1783 status=MagickFalse;
1784 }
1785 }
1786 target_view=DestroyCacheView(target_view);
1787 image_view=DestroyCacheView(image_view);
1788 *x_offset=x;
1789 *y_offset=y;
1790 if (status == MagickFalse)
1791 return(status);
1792 return(y < (ssize_t) image->rows ? MagickTrue : MagickFalse);
1793 }
1794
1795 /*
1796 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1797 % %
1798 % %
1799 % %
1800 + I s E q u i v a l e n t I n t e n s i t y %
1801 % %
1802 % %
1803 % %
1804 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1805 %
1806 % IsEquivalentIntensity() returns true if the distance between two intensity
1807 % values is less than the specified distance in a linear color space.
1808 %
1809 % The format of the IsEquivalentIntensity method is:
1810 %
1811 % void IsEquivalentIntensity(const Image *image,const PixelInfo *p,
1812 % const PixelInfo *q)
1813 %
1814 % A description of each parameter follows:
1815 %
1816 % o image: the image.
1817 %
1818 % o p: Pixel p.
1819 %
1820 % o q: Pixel q.
1821 %
1822 */
IsEquivalentIntensity(const Image * image,const PixelInfo * p,const PixelInfo * q)1823 MagickPrivate MagickBooleanType IsEquivalentIntensity(const Image *image,
1824 const PixelInfo *p,const PixelInfo *q)
1825 {
1826 double
1827 fuzz,
1828 pixel;
1829
1830 double
1831 distance;
1832
1833 if (GetPixelInfoIntensity(image,p) == GetPixelInfoIntensity(image,q))
1834 return(MagickTrue);
1835 fuzz=MagickMax(image->fuzz,MagickSQ1_2);
1836 fuzz*=fuzz;
1837 pixel=GetPixelInfoIntensity(image,p)-GetPixelInfoIntensity(image,q);
1838 distance=pixel*pixel;
1839 if (distance > fuzz)
1840 return(MagickFalse);
1841 return(MagickTrue);
1842 }
1843
1844 /*
1845 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1846 % %
1847 % %
1848 % %
1849 % L i s t C o l o r I n f o %
1850 % %
1851 % %
1852 % %
1853 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1854 %
1855 % ListColorInfo() lists color names to the specified file. Color names
1856 % are a convenience. Rather than defining a color by its red, green, and
1857 % blue intensities just use a color name such as white, blue, or yellow.
1858 %
1859 % The format of the ListColorInfo method is:
1860 %
1861 % MagickBooleanType ListColorInfo(FILE *file,ExceptionInfo *exception)
1862 %
1863 % A description of each parameter follows.
1864 %
1865 % o file: List color names to this file handle.
1866 %
1867 % o exception: return any errors or warnings in this structure.
1868 %
1869 */
ListColorInfo(FILE * file,ExceptionInfo * exception)1870 MagickExport MagickBooleanType ListColorInfo(FILE *file,
1871 ExceptionInfo *exception)
1872 {
1873 char
1874 tuple[MagickPathExtent];
1875
1876 const char
1877 *path;
1878
1879 const ColorInfo
1880 **color_info;
1881
1882 ssize_t
1883 i;
1884
1885 size_t
1886 number_colors;
1887
1888 /*
1889 List name and attributes of each color in the list.
1890 */
1891 if (file == (const FILE *) NULL)
1892 file=stdout;
1893 color_info=GetColorInfoList("*",&number_colors,exception);
1894 if (color_info == (const ColorInfo **) NULL)
1895 return(MagickFalse);
1896 path=(const char *) NULL;
1897 for (i=0; i < (ssize_t) number_colors; i++)
1898 {
1899 if (color_info[i]->stealth != MagickFalse)
1900 continue;
1901 if ((path == (const char *) NULL) ||
1902 (LocaleCompare(path,color_info[i]->path) != 0))
1903 {
1904 if (color_info[i]->path != (char *) NULL)
1905 (void) FormatLocaleFile(file,"\nPath: %s\n\n",color_info[i]->path);
1906 (void) FormatLocaleFile(file,
1907 "Name Color "
1908 " Compliance\n");
1909 (void) FormatLocaleFile(file,
1910 "-------------------------------------------------"
1911 "------------------------------\n");
1912 }
1913 path=color_info[i]->path;
1914 (void) FormatLocaleFile(file,"%-21.21s ",color_info[i]->name);
1915 GetColorTuple(&color_info[i]->color,MagickFalse,tuple);
1916 (void) FormatLocaleFile(file,"%-45.45s ",tuple);
1917 if ((color_info[i]->compliance & SVGCompliance) != 0)
1918 (void) FormatLocaleFile(file,"SVG ");
1919 if ((color_info[i]->compliance & X11Compliance) != 0)
1920 (void) FormatLocaleFile(file,"X11 ");
1921 if ((color_info[i]->compliance & XPMCompliance) != 0)
1922 (void) FormatLocaleFile(file,"XPM ");
1923 (void) FormatLocaleFile(file,"\n");
1924 }
1925 color_info=(const ColorInfo **) RelinquishMagickMemory((void *) color_info);
1926 (void) fflush(file);
1927 return(MagickTrue);
1928 }
1929
1930 #if !MAGICKCORE_ZERO_CONFIGURATION_SUPPORT
1931 /*
1932 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1933 % %
1934 % %
1935 % %
1936 + L o a d C o l o r C a c h e %
1937 % %
1938 % %
1939 % %
1940 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1941 %
1942 % LoadColorCache() loads the color configurations which provides a mapping
1943 % between color attributes and a color name.
1944 %
1945 % The format of the LoadColorCache method is:
1946 %
1947 % MagickBooleanType LoadColorCache(LinkedListInfo *cache,const char *xml,
1948 % const char *filename,const size_t depth,ExceptionInfo *exception)
1949 %
1950 % A description of each parameter follows:
1951 %
1952 % o xml: The color list in XML format.
1953 %
1954 % o filename: The color list filename.
1955 %
1956 % o depth: depth of <include /> statements.
1957 %
1958 % o exception: return any errors or warnings in this structure.
1959 %
1960 */
LoadColorCache(LinkedListInfo * cache,const char * xml,const char * filename,const size_t depth,ExceptionInfo * exception)1961 static MagickBooleanType LoadColorCache(LinkedListInfo *cache,const char *xml,
1962 const char *filename,const size_t depth,ExceptionInfo *exception)
1963 {
1964 char
1965 keyword[MagickPathExtent],
1966 *token;
1967
1968 ColorInfo
1969 *color_info;
1970
1971 const char
1972 *q;
1973
1974 MagickStatusType
1975 status;
1976
1977 size_t
1978 extent;
1979
1980 /*
1981 Load the color map file.
1982 */
1983 (void) LogMagickEvent(ConfigureEvent,GetMagickModule(),
1984 "Loading color file \"%s\" ...",filename);
1985 if (xml == (char *) NULL)
1986 return(MagickFalse);
1987 status=MagickTrue;
1988 color_info=(ColorInfo *) NULL;
1989 token=AcquireString(xml);
1990 extent=strlen(token)+MagickPathExtent;
1991 for (q=(char *) xml; *q != '\0'; )
1992 {
1993 /*
1994 Interpret XML.
1995 */
1996 (void) GetNextToken(q,&q,extent,token);
1997 if (*token == '\0')
1998 break;
1999 (void) CopyMagickString(keyword,token,MagickPathExtent);
2000 if (LocaleNCompare(keyword,"<!DOCTYPE",9) == 0)
2001 {
2002 /*
2003 Doctype element.
2004 */
2005 while ((LocaleNCompare(q,"]>",2) != 0) && (*q != '\0'))
2006 (void) GetNextToken(q,&q,extent,token);
2007 continue;
2008 }
2009 if (LocaleNCompare(keyword,"<!--",4) == 0)
2010 {
2011 /*
2012 Comment element.
2013 */
2014 while ((LocaleNCompare(q,"->",2) != 0) && (*q != '\0'))
2015 (void) GetNextToken(q,&q,extent,token);
2016 continue;
2017 }
2018 if (LocaleCompare(keyword,"<include") == 0)
2019 {
2020 /*
2021 Include element.
2022 */
2023 while (((*token != '/') && (*(token+1) != '>')) && (*q != '\0'))
2024 {
2025 (void) CopyMagickString(keyword,token,MagickPathExtent);
2026 (void) GetNextToken(q,&q,extent,token);
2027 if (*token != '=')
2028 continue;
2029 (void) GetNextToken(q,&q,extent,token);
2030 if (LocaleCompare(keyword,"file") == 0)
2031 {
2032 if (depth > MagickMaxRecursionDepth)
2033 (void) ThrowMagickException(exception,GetMagickModule(),
2034 ConfigureError,"IncludeElementNestedTooDeeply","`%s'",token);
2035 else
2036 {
2037 char
2038 path[MagickPathExtent],
2039 *file_xml;
2040
2041 GetPathComponent(filename,HeadPath,path);
2042 if (*path != '\0')
2043 (void) ConcatenateMagickString(path,DirectorySeparator,
2044 MagickPathExtent);
2045 if (*token == *DirectorySeparator)
2046 (void) CopyMagickString(path,token,MagickPathExtent);
2047 else
2048 (void) ConcatenateMagickString(path,token,MagickPathExtent);
2049 file_xml=FileToXML(path,~0UL);
2050 if (file_xml != (char *) NULL)
2051 {
2052 status&=LoadColorCache(cache,file_xml,path,depth+1,
2053 exception);
2054 file_xml=DestroyString(file_xml);
2055 }
2056 }
2057 }
2058 }
2059 continue;
2060 }
2061 if (LocaleCompare(keyword,"<color") == 0)
2062 {
2063 /*
2064 Color element.
2065 */
2066 color_info=(ColorInfo *) AcquireCriticalMemory(sizeof(*color_info));
2067 (void) memset(color_info,0,sizeof(*color_info));
2068 color_info->path=ConstantString(filename);
2069 color_info->exempt=MagickFalse;
2070 color_info->signature=MagickCoreSignature;
2071 continue;
2072 }
2073 if (color_info == (ColorInfo *) NULL)
2074 continue;
2075 if ((LocaleCompare(keyword,"/>") == 0) ||
2076 (LocaleCompare(keyword,"</policy>") == 0))
2077 {
2078 status=AppendValueToLinkedList(cache,color_info);
2079 if (status == MagickFalse)
2080 (void) ThrowMagickException(exception,GetMagickModule(),
2081 ResourceLimitError,"MemoryAllocationFailed","`%s'",
2082 color_info->name);
2083 color_info=(ColorInfo *) NULL;
2084 continue;
2085 }
2086 (void) GetNextToken(q,(const char **) NULL,extent,token);
2087 if (*token != '=')
2088 continue;
2089 (void) GetNextToken(q,&q,extent,token);
2090 (void) GetNextToken(q,&q,extent,token);
2091 switch (*keyword)
2092 {
2093 case 'C':
2094 case 'c':
2095 {
2096 if (LocaleCompare((char *) keyword,"color") == 0)
2097 {
2098 (void) QueryColorCompliance(token,AllCompliance,&color_info->color,
2099 exception);
2100 break;
2101 }
2102 if (LocaleCompare((char *) keyword,"compliance") == 0)
2103 {
2104 ssize_t
2105 compliance;
2106
2107 compliance=color_info->compliance;
2108 if (StringLocateSubstring(token,"SVG") != (char *) NULL)
2109 compliance|=SVGCompliance;
2110 if (StringLocateSubstring(token,"X11") != (char *) NULL)
2111 compliance|=X11Compliance;
2112 if (StringLocateSubstring(token,"XPM") != (char *) NULL)
2113 compliance|=XPMCompliance;
2114 color_info->compliance=(ComplianceType) compliance;
2115 break;
2116 }
2117 break;
2118 }
2119 case 'N':
2120 case 'n':
2121 {
2122 if (LocaleCompare((char *) keyword,"name") == 0)
2123 {
2124 color_info->name=ConstantString(token);
2125 break;
2126 }
2127 break;
2128 }
2129 case 'S':
2130 case 's':
2131 {
2132 if (LocaleCompare((char *) keyword,"stealth") == 0)
2133 {
2134 color_info->stealth=IsStringTrue(token);
2135 break;
2136 }
2137 break;
2138 }
2139 default:
2140 break;
2141 }
2142 }
2143 token=(char *) RelinquishMagickMemory(token);
2144 return(status != 0 ? MagickTrue : MagickFalse);
2145 }
2146 #endif
2147
2148 /*
2149 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2150 % %
2151 % %
2152 % %
2153 + Q u e r y C o l o r C o m p l i a n c e %
2154 % %
2155 % %
2156 % %
2157 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2158 %
2159 % QueryColorCompliance() returns the red, green, blue, and alpha intensities
2160 % for a given color name and standards compliance.
2161 %
2162 % The format of the QueryColorCompliance method is:
2163 %
2164 % MagickBooleanType QueryColorCompliance(const char *name,
2165 % const ComplianceType compliance,PixelInfo *color,
2166 % ExceptionInfo *exception)
2167 %
2168 % A description of each parameter follows:
2169 %
2170 % o name: the color name (e.g. white, blue, yellow).
2171 %
2172 % o compliance: Adhere to this color standard: SVG, X11, or XPM.
2173 %
2174 % o color: the red, green, blue, and opacity intensities values of the
2175 % named color in this structure.
2176 %
2177 % o exception: return any errors or warnings in this structure.
2178 %
2179 */
2180
ParseCSSColor(const char * magick_restrict color,GeometryInfo * geometry_info)2181 static MagickStatusType ParseCSSColor(const char *magick_restrict color,
2182 GeometryInfo *geometry_info)
2183 {
2184 char
2185 *q;
2186
2187 ssize_t
2188 i;
2189
2190 MagickStatusType
2191 flags;
2192
2193 SetGeometryInfo(geometry_info);
2194 flags=NoValue;
2195 if ((color == (char *) NULL) || (*color == '\0'))
2196 return(flags);
2197 q=(char *) color;
2198 if (*q == '(')
2199 q++;
2200 for (i=0; (i < 5) && (*q != ')') && (*q != '\0'); i++)
2201 {
2202 char
2203 *p;
2204
2205 double
2206 intensity;
2207
2208 p=q;
2209 intensity=(float) StringToDouble(p,&q);
2210 if (p == q)
2211 break;
2212 if (*q == '%')
2213 {
2214 intensity*=0.01*255.0;
2215 q++;
2216 }
2217 switch (i)
2218 {
2219 case 0:
2220 {
2221 geometry_info->rho=intensity;
2222 flags|=RhoValue;
2223 if (LocaleNCompare(q,"deg",3) == 0)
2224 q+=3;
2225 break;
2226 }
2227 case 1:
2228 {
2229 geometry_info->sigma=intensity;
2230 flags|=SigmaValue;
2231 break;
2232 }
2233 case 2:
2234 {
2235 geometry_info->xi=intensity;
2236 flags|=XiValue;
2237 break;
2238 }
2239 case 3:
2240 {
2241 geometry_info->psi=intensity;
2242 flags|=PsiValue;
2243 break;
2244 }
2245 case 4:
2246 {
2247 geometry_info->chi=intensity;
2248 flags|=ChiValue;
2249 break;
2250 }
2251 }
2252 while (isspace((int) ((unsigned char) *q)) != 0)
2253 q++;
2254 if (*q == ',')
2255 q++;
2256 if (*q == '/')
2257 {
2258 flags|=AlphaValue;
2259 q++;
2260 }
2261 }
2262 return(flags);
2263 }
2264
QueryColorCompliance(const char * name,const ComplianceType compliance,PixelInfo * color,ExceptionInfo * exception)2265 MagickExport MagickBooleanType QueryColorCompliance(const char *name,
2266 const ComplianceType compliance,PixelInfo *color,ExceptionInfo *exception)
2267 {
2268 GeometryInfo
2269 geometry_info;
2270
2271 double
2272 scale;
2273
2274 MagickStatusType
2275 flags;
2276
2277 const ColorInfo
2278 *p;
2279
2280 ssize_t
2281 i;
2282
2283 ssize_t
2284 type;
2285
2286 /*
2287 Initialize color return value.
2288 */
2289 assert(name != (const char *) NULL);
2290 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",name);
2291 assert(color != (PixelInfo *) NULL);
2292 if ((name == (char *) NULL) || (*name == '\0'))
2293 name=BackgroundColor;
2294 while (isspace((int) ((unsigned char) *name)) != 0)
2295 name++;
2296 GetPixelInfo((Image *) NULL,color);
2297 if (*name == '#')
2298 {
2299 char
2300 c;
2301
2302 PixelPacket
2303 pixel;
2304
2305 QuantumAny
2306 range;
2307
2308 size_t
2309 depth,
2310 n;
2311
2312 /*
2313 Parse hex color.
2314 */
2315 (void) memset(&pixel,0,sizeof(pixel));
2316 name++;
2317 for (n=0; isxdigit((int) ((unsigned char) name[n])) != 0; n++) ;
2318 if ((n == 3) || (n == 6) || (n == 9) || (n == 12) || (n == 24) ||
2319 (n == 48))
2320 {
2321 do
2322 {
2323 pixel.red=pixel.green;
2324 pixel.green=pixel.blue;
2325 pixel.blue=0;
2326 for (i=(ssize_t) (n/3-1); i >= 0; i--)
2327 {
2328 c=(*name++);
2329 pixel.blue<<=4;
2330 if ((c >= '0') && (c <= '9'))
2331 pixel.blue|=(int) (c-'0');
2332 else
2333 if ((c >= 'A') && (c <= 'F'))
2334 pixel.blue|=(int) c-((int) 'A'-10);
2335 else
2336 if ((c >= 'a') && (c <= 'f'))
2337 pixel.blue|=(int) c-((int) 'a'-10);
2338 else
2339 return(MagickFalse);
2340 }
2341 } while (isxdigit((int) ((unsigned char) *name)) != 0);
2342 depth=4*(n/3);
2343 }
2344 else
2345 {
2346 if ((n != 4) && (n != 8) && (n != 16) && (n != 32) && (n != 64))
2347 {
2348 (void) ThrowMagickException(exception,GetMagickModule(),
2349 OptionWarning,"UnrecognizedColor","`%s'",name);
2350 return(MagickFalse);
2351 }
2352 do
2353 {
2354 pixel.red=pixel.green;
2355 pixel.green=pixel.blue;
2356 pixel.blue=pixel.alpha;
2357 pixel.alpha=0;
2358 for (i=(ssize_t) (n/4-1); i >= 0; i--)
2359 {
2360 c=(*name++);
2361 pixel.alpha<<=4;
2362 if ((c >= '0') && (c <= '9'))
2363 pixel.alpha|=(int) (c-'0');
2364 else
2365 if ((c >= 'A') && (c <= 'F'))
2366 pixel.alpha|=(int) c-((int) 'A'-10);
2367 else
2368 if ((c >= 'a') && (c <= 'f'))
2369 pixel.alpha|=(int) c-((int) 'a'-10);
2370 else
2371 return(MagickFalse);
2372 }
2373 } while (isxdigit((int) ((unsigned char) *name)) != 0);
2374 depth=4*(n/4);
2375 }
2376 color->colorspace=sRGBColorspace;
2377 color->depth=depth;
2378 color->alpha_trait=UndefinedPixelTrait;
2379 range=GetQuantumRange(depth);
2380 color->red=(double) ScaleAnyToQuantum(pixel.red,range);
2381 color->green=(double) ScaleAnyToQuantum(pixel.green,range);
2382 color->blue=(double) ScaleAnyToQuantum(pixel.blue,range);
2383 color->alpha=(double) OpaqueAlpha;
2384 if ((n % 3) != 0)
2385 {
2386 color->alpha_trait=BlendPixelTrait;
2387 color->alpha=(double) ScaleAnyToQuantum(pixel.alpha,range);
2388 }
2389 color->black=0.0;
2390 return(MagickTrue);
2391 }
2392 if (strchr(name,'(') != (char *) NULL)
2393 {
2394 char
2395 colorspace[2*MagickPathExtent];
2396
2397 MagickBooleanType
2398 icc_color;
2399
2400 /*
2401 Parse color of the form rgb(100,255,0).
2402 */
2403 (void) memset(colorspace,0,sizeof(colorspace));
2404 (void) CopyMagickString(colorspace,name,MagickPathExtent);
2405 for (i=0; colorspace[i] != '\0'; i++)
2406 if (colorspace[i] == '(')
2407 break;
2408 colorspace[i--]='\0';
2409 scale=(double) ScaleCharToQuantum(1);
2410 icc_color=MagickFalse;
2411 if (LocaleNCompare(colorspace,"device-",7) == 0)
2412 {
2413 (void) CopyMagickString(colorspace,colorspace+7,MagickPathExtent);
2414 if (strchr(name,'%') == (char *) NULL)
2415 scale=(double) QuantumRange;
2416 icc_color=MagickTrue;
2417 }
2418 if ((LocaleCompare(colorspace,"color") == 0) ||
2419 (LocaleCompare(colorspace,"icc-color") == 0))
2420 {
2421 ssize_t
2422 j;
2423
2424 (void) CopyMagickString(colorspace,name+i+2,MagickPathExtent);
2425 for (j=0; colorspace[j] != '\0'; j++)
2426 if ((colorspace[j] == ' ') || (colorspace[j] == ','))
2427 break;
2428 colorspace[j--]='\0';
2429 i+=j+3;
2430 scale=(double) QuantumRange;
2431 icc_color=MagickTrue;
2432 }
2433 LocaleLower(colorspace);
2434 color->alpha_trait=UndefinedPixelTrait;
2435 if ((i > 0) && (colorspace[i] == 'a'))
2436 {
2437 colorspace[i]='\0';
2438 color->alpha_trait=BlendPixelTrait;
2439 }
2440 type=ParseCommandOption(MagickColorspaceOptions,MagickFalse,colorspace);
2441 if (type < 0)
2442 {
2443 (void) ThrowMagickException(exception,GetMagickModule(),
2444 OptionWarning,"UnrecognizedColor","`%s'",name);
2445 return(MagickFalse);
2446 }
2447 color->colorspace=(ColorspaceType) type;
2448 if ((icc_color == MagickFalse) && (color->colorspace == RGBColorspace))
2449 {
2450 color->colorspace=sRGBColorspace; /* as required by SVG standard */
2451 color->depth=8;
2452 }
2453 if (i >= (ssize_t) strlen(name))
2454 flags=ParseCSSColor(name,&geometry_info);
2455 else
2456 flags=ParseCSSColor(name+i+1,&geometry_info);
2457 if (flags == 0)
2458 {
2459 char
2460 *colorname;
2461
2462 ColorspaceType
2463 colorspaceType;
2464
2465 MagickBooleanType
2466 status;
2467
2468 colorspaceType=color->colorspace;
2469 if (i >= (ssize_t) strlen(name))
2470 colorname=AcquireString(name);
2471 else
2472 colorname=AcquireString(name+i+1);
2473 (void) SubstituteString(&colorname,"(","");
2474 (void) SubstituteString(&colorname,")","");
2475 status=MagickFalse;
2476 if (LocaleCompare(name,colorname) != 0)
2477 status=QueryColorCompliance(colorname,AllCompliance,color,
2478 exception);
2479 color->colorspace=colorspaceType;
2480 if (*colorname == '\0')
2481 {
2482 (void) ThrowMagickException(exception,GetMagickModule(),
2483 OptionWarning,"UnrecognizedColor","`%s'",name);
2484 status=MagickFalse;
2485 }
2486 colorname=DestroyString(colorname);
2487 return(status);
2488 }
2489 if ((flags & AlphaValue) != 0)
2490 color->alpha_trait=BlendPixelTrait;
2491 if ((flags & RhoValue) != 0)
2492 color->red=(double) ClampToQuantum((MagickRealType) (scale*
2493 geometry_info.rho));
2494 if ((flags & SigmaValue) != 0)
2495 color->green=(double) ClampToQuantum((MagickRealType) (scale*
2496 geometry_info.sigma));
2497 if ((flags & XiValue) != 0)
2498 color->blue=(double) ClampToQuantum((MagickRealType) (scale*
2499 geometry_info.xi));
2500 color->alpha=(double) OpaqueAlpha;
2501 if ((flags & PsiValue) != 0)
2502 {
2503 if (color->colorspace == CMYKColorspace)
2504 color->black=(double) ClampToQuantum((MagickRealType) (scale*
2505 geometry_info.psi));
2506 else
2507 if (color->alpha_trait != UndefinedPixelTrait)
2508 {
2509 if ((flags & AlphaValue) != 0)
2510 color->alpha=(double) ClampToQuantum((MagickRealType) (scale*
2511 geometry_info.psi));
2512 else
2513 color->alpha=(double) ClampToQuantum((MagickRealType) (
2514 QuantumRange*geometry_info.psi));
2515 }
2516 }
2517 if (((flags & ChiValue) != 0) &&
2518 (color->alpha_trait != UndefinedPixelTrait))
2519 color->alpha=(double) ClampToQuantum(QuantumRange*geometry_info.chi);
2520 if (color->colorspace == LabColorspace)
2521 {
2522 color->red=(MagickRealType) ClampToQuantum((MagickRealType)
2523 (QuantumRange*geometry_info.rho/100.0));
2524 if ((flags & SigmaValue) != 0)
2525 color->green=(MagickRealType) ClampToQuantum((MagickRealType)
2526 (scale*geometry_info.sigma+(QuantumRange+1)/2.0));
2527 if ((flags & XiValue) != 0)
2528 color->blue=(MagickRealType) ClampToQuantum((MagickRealType)
2529 (scale*geometry_info.xi+(QuantumRange+1)/2.0));
2530 }
2531 if ((LocaleCompare(colorspace,"gray") == 0) ||
2532 (LocaleCompare(colorspace,"lineargray") == 0))
2533 {
2534 color->green=color->red;
2535 color->blue=color->red;
2536 if (((flags & SigmaValue) != 0) &&
2537 (color->alpha_trait != UndefinedPixelTrait))
2538 color->alpha=(double) ClampToQuantum(QuantumRange*
2539 geometry_info.sigma);
2540 }
2541 if ((LocaleCompare(colorspace,"HCL") == 0) ||
2542 (LocaleCompare(colorspace,"HSB") == 0) ||
2543 (LocaleCompare(colorspace,"HSL") == 0) ||
2544 (LocaleCompare(colorspace,"HSV") == 0) ||
2545 (LocaleCompare(colorspace,"HWB") == 0))
2546 {
2547 double
2548 blue,
2549 green,
2550 red;
2551
2552 scale=1.0/255.0;
2553 geometry_info.sigma*=scale;
2554 geometry_info.xi*=scale;
2555 red=0.0;
2556 green=0.0;
2557 blue=0.0;
2558 switch (color->colorspace)
2559 {
2560 case HCLColorspace:
2561 {
2562 ConvertHCLToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,360.0)/
2563 360.0,geometry_info.sigma,geometry_info.xi,&red,&green,&blue);
2564 break;
2565 }
2566 case HSBColorspace:
2567 {
2568 ConvertHSBToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,360.0)/
2569 360.0,geometry_info.sigma,geometry_info.xi,&red,&green,&blue);
2570 break;
2571 }
2572 case HSLColorspace:
2573 {
2574 ConvertHSLToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,360.0)/
2575 360.0,geometry_info.sigma,geometry_info.xi,&red,&green,&blue);
2576 break;
2577 }
2578 case HSVColorspace:
2579 {
2580 ConvertHSVToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,360.0)/
2581 360.0,geometry_info.sigma,geometry_info.xi,&red,&green,&blue);
2582 break;
2583 }
2584 case HWBColorspace:
2585 {
2586 ConvertHWBToRGB(fmod(fmod(geometry_info.rho,360.0)+360.0,360.0)/
2587 360.0,geometry_info.sigma,geometry_info.xi,&red,&green,&blue);
2588 break;
2589 }
2590 default:
2591 break;
2592 }
2593 color->colorspace=sRGBColorspace;
2594 color->red=(MagickRealType) red;
2595 color->green=(MagickRealType) green;
2596 color->blue=(MagickRealType) blue;
2597 }
2598 return(MagickTrue);
2599 }
2600 /*
2601 Parse named color.
2602 */
2603 p=GetColorCompliance(name,compliance,exception);
2604 if (p == (const ColorInfo *) NULL)
2605 return(MagickFalse);
2606 color->colorspace=sRGBColorspace;
2607 if ((LocaleNCompare(name,"gray",4) == 0) ||
2608 (LocaleNCompare(name,"grey",4) == 0))
2609 color->colorspace=GRAYColorspace;
2610 color->depth=8;
2611 color->alpha_trait=p->color.alpha != OpaqueAlpha ? BlendPixelTrait :
2612 UndefinedPixelTrait;
2613 color->red=(double) p->color.red;
2614 color->green=(double) p->color.green;
2615 color->blue=(double) p->color.blue;
2616 color->alpha=(double) p->color.alpha;
2617 color->black=0.0;
2618 return(MagickTrue);
2619 }
2620
2621 /*
2622 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2623 % %
2624 % %
2625 % %
2626 % Q u e r y C o l o r n a m e %
2627 % %
2628 % %
2629 % %
2630 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2631 %
2632 % QueryColorname() returns a named color for the given color intensity.
2633 % If an exact match is not found, a hex value is returned instead. For
2634 % example an intensity of rgb:(0,0,0) returns black whereas rgb:(223,223,223)
2635 % returns #dfdfdf.
2636 %
2637 % UPDATE: the 'image' argument is no longer needed as all information should
2638 % have been preset using GetPixelInfo().
2639 %
2640 % The format of the QueryColorname method is:
2641 %
2642 % MagickBooleanType QueryColorname(const Image *image,
2643 % const PixelInfo *color,const ComplianceType compliance,char *name,
2644 % ExceptionInfo *exception)
2645 %
2646 % A description of each parameter follows.
2647 %
2648 % o image: the image. (not used! - color gets settings from GetPixelInfo()
2649 %
2650 % o color: the color intensities.
2651 %
2652 % o Compliance: Adhere to this color standard: SVG, X11, or XPM.
2653 %
2654 % o name: Return the color name or hex value.
2655 %
2656 % o exception: return any errors or warnings in this structure.
2657 %
2658 */
2659
QueryColorname(const Image * magick_unused (image),const PixelInfo * color,const ComplianceType compliance,char * name,ExceptionInfo * exception)2660 MagickExport MagickBooleanType QueryColorname(
2661 const Image *magick_unused(image),const PixelInfo *color,
2662 const ComplianceType compliance,char *name,ExceptionInfo *exception)
2663 {
2664 PixelInfo
2665 pixel;
2666
2667 double
2668 alpha;
2669
2670 const ColorInfo
2671 *p;
2672
2673 magick_unreferenced(image);
2674 *name='\0';
2675 pixel=(*color);
2676 if (compliance == XPMCompliance)
2677 {
2678 pixel.alpha_trait=UndefinedPixelTrait;
2679 if (pixel.depth > 16)
2680 pixel.depth=16;
2681 }
2682 GetColorTuple(&pixel,compliance != SVGCompliance ? MagickTrue : MagickFalse,
2683 name);
2684 if (IssRGBColorspace(pixel.colorspace) == MagickFalse)
2685 return(MagickFalse);
2686 alpha=color->alpha_trait != UndefinedPixelTrait ? color->alpha : OpaqueAlpha;
2687 (void) GetColorInfo("*",exception);
2688 ResetLinkedListIterator(color_cache);
2689 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
2690 while (p != (const ColorInfo *) NULL)
2691 {
2692 if (((p->compliance & compliance) != 0) &&
2693 ((fabs((double) (p->color.red-color->red)) < MagickEpsilon)) &&
2694 (fabs((double) (p->color.green-color->green)) < MagickEpsilon) &&
2695 (fabs((double) (p->color.blue-color->blue)) < MagickEpsilon) &&
2696 (fabs((double) (p->color.alpha-alpha)) < MagickEpsilon))
2697 {
2698 (void) CopyMagickString(name,p->name,MagickPathExtent);
2699 break;
2700 }
2701 p=(const ColorInfo *) GetNextValueInLinkedList(color_cache);
2702 }
2703 return(MagickTrue);
2704 }
2705