/src/imagemagick/coders/uil.c
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1 | | /* |
2 | | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
3 | | % % |
4 | | % % |
5 | | % % |
6 | | % U U IIIII L % |
7 | | % U U I L % |
8 | | % U U I L % |
9 | | % U U I L % |
10 | | % UUU IIIII LLLLL % |
11 | | % % |
12 | | % % |
13 | | % Write X-Motif UIL Table. % |
14 | | % % |
15 | | % Software Design % |
16 | | % Cristy % |
17 | | % July 1992 % |
18 | | % % |
19 | | % % |
20 | | % Copyright @ 1999 ImageMagick Studio LLC, a non-profit organization % |
21 | | % dedicated to making software imaging solutions freely available. % |
22 | | % % |
23 | | % You may not use this file except in compliance with the License. You may % |
24 | | % obtain a copy of the License at % |
25 | | % % |
26 | | % https://imagemagick.org/script/license.php % |
27 | | % % |
28 | | % Unless required by applicable law or agreed to in writing, software % |
29 | | % distributed under the License is distributed on an "AS IS" BASIS, % |
30 | | % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. % |
31 | | % See the License for the specific language governing permissions and % |
32 | | % limitations under the License. % |
33 | | % % |
34 | | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
35 | | % |
36 | | % |
37 | | */ |
38 | | |
39 | | /* |
40 | | Include declarations. |
41 | | */ |
42 | | #include "MagickCore/studio.h" |
43 | | #include "MagickCore/attribute.h" |
44 | | #include "MagickCore/blob.h" |
45 | | #include "MagickCore/blob-private.h" |
46 | | #include "MagickCore/cache.h" |
47 | | #include "MagickCore/color.h" |
48 | | #include "MagickCore/color-private.h" |
49 | | #include "MagickCore/colorspace.h" |
50 | | #include "MagickCore/colorspace-private.h" |
51 | | #include "MagickCore/exception.h" |
52 | | #include "MagickCore/exception-private.h" |
53 | | #include "MagickCore/image-private.h" |
54 | | #include "MagickCore/magick.h" |
55 | | #include "MagickCore/memory_.h" |
56 | | #include "MagickCore/monitor.h" |
57 | | #include "MagickCore/monitor-private.h" |
58 | | #include "MagickCore/pixel-accessor.h" |
59 | | #include "MagickCore/quantum-private.h" |
60 | | #include "MagickCore/static.h" |
61 | | #include "MagickCore/string_.h" |
62 | | #include "MagickCore/module.h" |
63 | | #include "MagickCore/utility.h" |
64 | | |
65 | | /* |
66 | | Forward declarations. |
67 | | */ |
68 | | static MagickBooleanType |
69 | | WriteUILImage(const ImageInfo *,Image *,ExceptionInfo *); |
70 | | |
71 | | /* |
72 | | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
73 | | % % |
74 | | % % |
75 | | % % |
76 | | % R e g i s t e r U I L I m a g e % |
77 | | % % |
78 | | % % |
79 | | % % |
80 | | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
81 | | % |
82 | | % RegisterUILImage() adds attributes for the UIL image format to |
83 | | % the list of supported formats. The attributes include the image format |
84 | | % tag, a method to read and/or write the format, whether the format |
85 | | % supports the saving of more than one frame to the same file or blob, |
86 | | % whether the format supports native in-memory I/O, and a brief |
87 | | % description of the format. |
88 | | % |
89 | | % The format of the RegisterUILImage method is: |
90 | | % |
91 | | % size_t RegisterUILImage(void) |
92 | | % |
93 | | */ |
94 | | ModuleExport size_t RegisterUILImage(void) |
95 | 8 | { |
96 | 8 | MagickInfo |
97 | 8 | *entry; |
98 | | |
99 | 8 | entry=AcquireMagickInfo("UIL","UIL","X-Motif UIL table"); |
100 | 8 | entry->encoder=(EncodeImageHandler *) WriteUILImage; |
101 | 8 | entry->flags^=CoderAdjoinFlag; |
102 | 8 | (void) RegisterMagickInfo(entry); |
103 | 8 | return(MagickImageCoderSignature); |
104 | 8 | } |
105 | | |
106 | | /* |
107 | | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
108 | | % % |
109 | | % % |
110 | | % % |
111 | | % U n r e g i s t e r U I L I m a g e % |
112 | | % % |
113 | | % % |
114 | | % % |
115 | | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
116 | | % |
117 | | % UnregisterUILImage() removes format registrations made by the |
118 | | % UIL module from the list of supported formats. |
119 | | % |
120 | | % The format of the UnregisterUILImage method is: |
121 | | % |
122 | | % UnregisterUILImage(void) |
123 | | % |
124 | | */ |
125 | | ModuleExport void UnregisterUILImage(void) |
126 | 0 | { |
127 | 0 | (void) UnregisterMagickInfo("UIL"); |
128 | 0 | } |
129 | | |
130 | | /* |
131 | | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
132 | | % % |
133 | | % % |
134 | | % % |
135 | | % W r i t e U I L I m a g e % |
136 | | % % |
137 | | % % |
138 | | % % |
139 | | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
140 | | % |
141 | | % Procedure WriteUILImage() writes an image to a file in the X-Motif UIL table |
142 | | % format. |
143 | | % |
144 | | % The format of the WriteUILImage method is: |
145 | | % |
146 | | % MagickBooleanType WriteUILImage(const ImageInfo *image_info, |
147 | | % Image *image,ExceptionInfo *exception) |
148 | | % |
149 | | % A description of each parameter follows. |
150 | | % |
151 | | % o image_info: the image info. |
152 | | % |
153 | | % o image: The image. |
154 | | % |
155 | | % o exception: return any errors or warnings in this structure. |
156 | | % |
157 | | */ |
158 | | static MagickBooleanType WriteUILImage(const ImageInfo *image_info,Image *image, |
159 | | ExceptionInfo *exception) |
160 | 0 | { |
161 | 0 | #define MaxCixels 92 |
162 | |
|
163 | 0 | char |
164 | 0 | basename[MagickPathExtent], |
165 | 0 | buffer[MagickPathExtent], |
166 | 0 | name[MagickPathExtent], |
167 | 0 | *symbol; |
168 | |
|
169 | 0 | int |
170 | 0 | j; |
171 | |
|
172 | 0 | MagickBooleanType |
173 | 0 | status, |
174 | 0 | transparent; |
175 | |
|
176 | 0 | MagickSizeType |
177 | 0 | number_pixels; |
178 | |
|
179 | 0 | PixelInfo |
180 | 0 | pixel; |
181 | |
|
182 | 0 | const Quantum |
183 | 0 | *p; |
184 | |
|
185 | 0 | ssize_t |
186 | 0 | i, |
187 | 0 | x; |
188 | |
|
189 | 0 | size_t |
190 | 0 | characters_per_pixel, |
191 | 0 | colors; |
192 | |
|
193 | 0 | ssize_t |
194 | 0 | k, |
195 | 0 | y; |
196 | |
|
197 | 0 | static const char |
198 | 0 | Cixel[MaxCixels+1] = " .XoO+@#$%&*=-;:>,<1234567890qwertyuipasdfghjk" |
199 | 0 | "lzxcvbnmMNBVCZASDFGHJKLPIUYTREWQ!~^/()_`'][{}|"; |
200 | | |
201 | | /* |
202 | | Open output image file. |
203 | | */ |
204 | 0 | assert(image_info != (const ImageInfo *) NULL); |
205 | 0 | assert(image_info->signature == MagickCoreSignature); |
206 | 0 | assert(image != (Image *) NULL); |
207 | 0 | assert(image->signature == MagickCoreSignature); |
208 | 0 | assert(exception != (ExceptionInfo *) NULL); |
209 | 0 | assert(exception->signature == MagickCoreSignature); |
210 | 0 | if (IsEventLogging() != MagickFalse) |
211 | 0 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename); |
212 | 0 | status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception); |
213 | 0 | if (status == MagickFalse) |
214 | 0 | return(status); |
215 | 0 | if (IssRGBCompatibleColorspace(image->colorspace) == MagickFalse) |
216 | 0 | (void) TransformImageColorspace(image,sRGBColorspace,exception); |
217 | 0 | transparent=MagickFalse; |
218 | 0 | i=0; |
219 | 0 | p=(const Quantum *) NULL; |
220 | 0 | if (image->storage_class == PseudoClass) |
221 | 0 | colors=image->colors; |
222 | 0 | else |
223 | 0 | { |
224 | 0 | unsigned char |
225 | 0 | *matte_image; |
226 | | |
227 | | /* |
228 | | Convert DirectClass to PseudoClass image. |
229 | | */ |
230 | 0 | matte_image=(unsigned char *) NULL; |
231 | 0 | if (image->alpha_trait != UndefinedPixelTrait) |
232 | 0 | { |
233 | | /* |
234 | | Map all the transparent pixels. |
235 | | */ |
236 | 0 | number_pixels=(MagickSizeType) image->columns*image->rows; |
237 | 0 | if (number_pixels != ((MagickSizeType) (size_t) number_pixels)) |
238 | 0 | ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); |
239 | 0 | matte_image=(unsigned char *) AcquireQuantumMemory(image->columns, |
240 | 0 | image->rows*sizeof(*matte_image)); |
241 | 0 | if (matte_image == (unsigned char *) NULL) |
242 | 0 | ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); |
243 | 0 | for (y=0; y < (ssize_t) image->rows; y++) |
244 | 0 | { |
245 | 0 | p=GetVirtualPixels(image,0,y,image->columns,1,exception); |
246 | 0 | if (p == (const Quantum *) NULL) |
247 | 0 | break; |
248 | 0 | for (x=0; x < (ssize_t) image->columns; x++) |
249 | 0 | { |
250 | 0 | matte_image[i]=(unsigned char) (GetPixelAlpha(image,p) == |
251 | 0 | (Quantum) TransparentAlpha ? 1 : 0); |
252 | 0 | if (matte_image[i] != 0) |
253 | 0 | transparent=MagickTrue; |
254 | 0 | i++; |
255 | 0 | p+=(ptrdiff_t) GetPixelChannels(image); |
256 | 0 | } |
257 | 0 | } |
258 | 0 | } |
259 | 0 | (void) SetImageType(image,PaletteType,exception); |
260 | 0 | colors=image->colors; |
261 | 0 | if (transparent != MagickFalse) |
262 | 0 | { |
263 | 0 | Quantum |
264 | 0 | *q; |
265 | |
|
266 | 0 | i=0; |
267 | 0 | colors++; |
268 | 0 | for (y=0; y < (ssize_t) image->rows; y++) |
269 | 0 | { |
270 | 0 | q=GetAuthenticPixels(image,0,y,image->columns,1,exception); |
271 | 0 | if (q == (Quantum *) NULL) |
272 | 0 | break; |
273 | 0 | for (x=0; x < (ssize_t) image->columns; x++) |
274 | 0 | { |
275 | 0 | if (matte_image[i] != 0) |
276 | 0 | SetPixelIndex(image,(Quantum) image->colors,q); |
277 | 0 | i++; |
278 | 0 | q+=(ptrdiff_t) GetPixelChannels(image); |
279 | 0 | } |
280 | 0 | } |
281 | 0 | } |
282 | 0 | if (matte_image != (unsigned char *) NULL) |
283 | 0 | matte_image=(unsigned char *) RelinquishMagickMemory(matte_image); |
284 | 0 | } |
285 | | /* |
286 | | Compute the character per pixel. |
287 | | */ |
288 | 0 | characters_per_pixel=1; |
289 | 0 | for (k=MaxCixels; (ssize_t) colors > k; k*=MaxCixels) |
290 | 0 | characters_per_pixel++; |
291 | | /* |
292 | | UIL header. |
293 | | */ |
294 | 0 | symbol=AcquireString(""); |
295 | 0 | (void) WriteBlobString(image,"/* UIL */\n"); |
296 | 0 | GetPathComponent(image->filename,BasePath,basename); |
297 | 0 | (void) FormatLocaleString(buffer,MagickPathExtent, |
298 | 0 | "value\n %s_ct : color_table(\n",basename); |
299 | 0 | (void) WriteBlobString(image,buffer); |
300 | 0 | GetPixelInfo(image,&pixel); |
301 | 0 | for (i=0; i < (ssize_t) colors; i++) |
302 | 0 | { |
303 | | /* |
304 | | Define UIL color. |
305 | | */ |
306 | 0 | pixel=image->colormap[i]; |
307 | 0 | pixel.colorspace=sRGBColorspace; |
308 | 0 | pixel.depth=8; |
309 | 0 | pixel.alpha=(double) OpaqueAlpha; |
310 | 0 | GetColorTuple(&pixel,MagickTrue,name); |
311 | 0 | if (transparent != MagickFalse) |
312 | 0 | if (i == (ssize_t) (colors-1)) |
313 | 0 | (void) CopyMagickString(name,"None",MagickPathExtent); |
314 | | /* |
315 | | Write UIL color. |
316 | | */ |
317 | 0 | k=i % MaxCixels; |
318 | 0 | symbol[0]=Cixel[k]; |
319 | 0 | for (j=1; j < (int) characters_per_pixel; j++) |
320 | 0 | { |
321 | 0 | k=((i-k)/MaxCixels) % MaxCixels; |
322 | 0 | symbol[j]=Cixel[k]; |
323 | 0 | } |
324 | 0 | symbol[j]='\0'; |
325 | 0 | (void) SubstituteString(&symbol,"'","''"); |
326 | 0 | if (LocaleCompare(name,"None") == 0) |
327 | 0 | (void) FormatLocaleString(buffer,MagickPathExtent, |
328 | 0 | " background color = '%s'",symbol); |
329 | 0 | else |
330 | 0 | (void) FormatLocaleString(buffer,MagickPathExtent, |
331 | 0 | " color('%s',%s) = '%s'",name, |
332 | 0 | GetPixelInfoIntensity(image,image->colormap+i) < |
333 | 0 | ((double) QuantumRange/2.0) ? "background" : "foreground",symbol); |
334 | 0 | (void) WriteBlobString(image,buffer); |
335 | 0 | (void) FormatLocaleString(buffer,MagickPathExtent,"%s", |
336 | 0 | (i == (ssize_t) (colors-1) ? ");\n" : ",\n")); |
337 | 0 | (void) WriteBlobString(image,buffer); |
338 | 0 | } |
339 | | /* |
340 | | Define UIL pixels. |
341 | | */ |
342 | 0 | GetPathComponent(image->filename,BasePath,basename); |
343 | 0 | (void) FormatLocaleString(buffer,MagickPathExtent, |
344 | 0 | " %s_icon : icon(color_table = %s_ct,\n",basename,basename); |
345 | 0 | (void) WriteBlobString(image,buffer); |
346 | 0 | for (y=0; y < (ssize_t) image->rows; y++) |
347 | 0 | { |
348 | 0 | p=GetVirtualPixels(image,0,y,image->columns,1,exception); |
349 | 0 | if (p == (const Quantum *) NULL) |
350 | 0 | break; |
351 | 0 | (void) WriteBlobString(image," \""); |
352 | 0 | for (x=0; x < (ssize_t) image->columns; x++) |
353 | 0 | { |
354 | 0 | k=((ssize_t) GetPixelIndex(image,p) % MaxCixels); |
355 | 0 | symbol[0]=Cixel[k]; |
356 | 0 | for (j=1; j < (int) characters_per_pixel; j++) |
357 | 0 | { |
358 | 0 | k=(((int) GetPixelIndex(image,p)-k)/MaxCixels) % |
359 | 0 | MaxCixels; |
360 | 0 | symbol[j]=Cixel[k]; |
361 | 0 | } |
362 | 0 | symbol[j]='\0'; |
363 | 0 | (void) CopyMagickString(buffer,symbol,MagickPathExtent); |
364 | 0 | (void) WriteBlobString(image,buffer); |
365 | 0 | p+=(ptrdiff_t) GetPixelChannels(image); |
366 | 0 | } |
367 | 0 | (void) FormatLocaleString(buffer,MagickPathExtent,"\"%s\n", |
368 | 0 | (y == (ssize_t) (image->rows-1) ? ");" : ",")); |
369 | 0 | (void) WriteBlobString(image,buffer); |
370 | 0 | status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, |
371 | 0 | image->rows); |
372 | 0 | if (status == MagickFalse) |
373 | 0 | break; |
374 | 0 | } |
375 | 0 | symbol=DestroyString(symbol); |
376 | 0 | if (CloseBlob(image) == MagickFalse) |
377 | 0 | status=MagickFalse; |
378 | 0 | return(status); |
379 | 0 | } |