cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1 | /* |
| 2 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 3 | % % |
| 4 | % % |
| 5 | % % |
| 6 | % M M AAA GGGG IIIII CCCC K K % |
| 7 | % MM MM A A G I C K K % |
| 8 | % M M M AAAAA G GGG I C KKK % |
| 9 | % M M A A G G I C K K % |
| 10 | % M M A A GGGG IIIII CCCC K K % |
| 11 | % % |
| 12 | % % |
| 13 | % Methods to Read or List ImageMagick Image formats % |
| 14 | % % |
| 15 | % Software Design % |
| 16 | % Bob Friesenhahn % |
cristy | de984cd | 2013-12-01 14:49:27 +0000 | [diff] [blame] | 17 | % Cristy % |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 18 | % November 1998 % |
| 19 | % % |
| 20 | % % |
cristy | fe676ee | 2013-11-18 13:03:38 +0000 | [diff] [blame] | 21 | % Copyright 1999-2014 ImageMagick Studio LLC, a non-profit organization % |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 22 | % dedicated to making software imaging solutions freely available. % |
| 23 | % % |
| 24 | % You may not use this file except in compliance with the License. You may % |
| 25 | % obtain a copy of the License at % |
| 26 | % % |
| 27 | % http://www.imagemagick.org/script/license.php % |
| 28 | % % |
| 29 | % Unless required by applicable law or agreed to in writing, software % |
| 30 | % distributed under the License is distributed on an "AS IS" BASIS, % |
| 31 | % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. % |
| 32 | % See the License for the specific language governing permissions and % |
| 33 | % limitations under the License. % |
| 34 | % % |
| 35 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 36 | % |
| 37 | % |
| 38 | */ |
| 39 | |
| 40 | /* |
| 41 | Include declarations. |
| 42 | */ |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 43 | #include "MagickCore/studio.h" |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 44 | #include "MagickCore/annotate-private.h" |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 45 | #include "MagickCore/blob.h" |
| 46 | #include "MagickCore/blob-private.h" |
| 47 | #include "MagickCore/cache.h" |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 48 | #include "MagickCore/cache-private.h" |
| 49 | #include "MagickCore/coder-private.h" |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 50 | #include "MagickCore/client.h" |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 51 | #include "MagickCore/color-private.h" |
| 52 | #include "MagickCore/configure-private.h" |
| 53 | #include "MagickCore/constitute-private.h" |
| 54 | #include "MagickCore/delegate-private.h" |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 55 | #include "MagickCore/draw.h" |
| 56 | #include "MagickCore/exception.h" |
| 57 | #include "MagickCore/exception-private.h" |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 58 | #include "MagickCore/locale-private.h" |
| 59 | #include "MagickCore/log-private.h" |
| 60 | #include "MagickCore/magic-private.h" |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 61 | #include "MagickCore/magick.h" |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 62 | #include "MagickCore/magick-private.h" |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 63 | #include "MagickCore/memory_.h" |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 64 | #include "MagickCore/mime-private.h" |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 65 | #include "MagickCore/module.h" |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 66 | #include "MagickCore/module-private.h" |
cristy | 2c5fc27 | 2012-02-22 01:27:46 +0000 | [diff] [blame] | 67 | #include "MagickCore/nt-base-private.h" |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 68 | #include "MagickCore/random-private.h" |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 69 | #include "MagickCore/registry.h" |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 70 | #include "MagickCore/registry-private.h" |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 71 | #include "MagickCore/resource_.h" |
cristy | 0a4d92f | 2011-08-31 19:25:00 +0000 | [diff] [blame] | 72 | #include "MagickCore/resource-private.h" |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 73 | #include "MagickCore/policy.h" |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 74 | #include "MagickCore/policy-private.h" |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 75 | #include "MagickCore/semaphore.h" |
| 76 | #include "MagickCore/semaphore-private.h" |
| 77 | #include "MagickCore/signature-private.h" |
| 78 | #include "MagickCore/splay-tree.h" |
| 79 | #include "MagickCore/string_.h" |
| 80 | #include "MagickCore/string-private.h" |
| 81 | #include "MagickCore/thread_.h" |
| 82 | #include "MagickCore/thread-private.h" |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 83 | #include "MagickCore/type-private.h" |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 84 | #include "MagickCore/token.h" |
| 85 | #include "MagickCore/utility.h" |
cristy | d1dd6e4 | 2011-09-04 01:46:08 +0000 | [diff] [blame] | 86 | #include "MagickCore/utility-private.h" |
cristy | 4c08aed | 2011-07-01 19:47:50 +0000 | [diff] [blame] | 87 | #include "MagickCore/xwindow-private.h" |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 88 | |
| 89 | /* |
| 90 | Define declarations. |
| 91 | */ |
| 92 | #if !defined(MAGICKCORE_RETSIGTYPE) |
| 93 | # define MAGICKCORE_RETSIGTYPE void |
| 94 | #endif |
| 95 | #if !defined(SIG_DFL) |
| 96 | # define SIG_DFL ((SignalHandler *) 0) |
| 97 | #endif |
| 98 | #if !defined(SIG_ERR) |
| 99 | # define SIG_ERR ((SignalHandler *) -1) |
| 100 | #endif |
| 101 | #if !defined(SIGMAX) |
| 102 | #define SIGMAX 64 |
| 103 | #endif |
| 104 | |
| 105 | /* |
| 106 | Typedef declarations. |
| 107 | */ |
| 108 | typedef MAGICKCORE_RETSIGTYPE |
| 109 | SignalHandler(int); |
| 110 | |
| 111 | /* |
| 112 | Global declarations. |
| 113 | */ |
| 114 | static SemaphoreInfo |
| 115 | *magick_semaphore = (SemaphoreInfo *) NULL; |
| 116 | |
| 117 | static SignalHandler |
| 118 | *signal_handlers[SIGMAX] = { (SignalHandler *) NULL }; |
| 119 | |
| 120 | static SplayTreeInfo |
| 121 | *magick_list = (SplayTreeInfo *) NULL; |
| 122 | |
| 123 | static volatile MagickBooleanType |
cristy | d1ebf4a | 2010-05-13 01:54:31 +0000 | [diff] [blame] | 124 | instantiate_magickcore = MagickFalse; |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 125 | |
| 126 | /* |
| 127 | Forward declarations. |
| 128 | */ |
| 129 | static MagickBooleanType |
cristy | 904e591 | 2014-03-15 19:53:14 +0000 | [diff] [blame] | 130 | IsMagickTreeInstantiated(ExceptionInfo *); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 131 | |
| 132 | /* |
| 133 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 134 | % % |
| 135 | % % |
| 136 | % % |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 137 | + G e t I m a g e D e c o d e r % |
| 138 | % % |
| 139 | % % |
| 140 | % % |
| 141 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 142 | % |
| 143 | % GetImageDecoder() returns the image decoder. |
| 144 | % |
| 145 | % The format of the GetImageDecoder method is: |
| 146 | % |
| 147 | % DecodeImageHandler *GetImageDecoder(const MagickInfo *magick_info) |
| 148 | % |
| 149 | % A description of each parameter follows: |
| 150 | % |
| 151 | % o magick_info: The magick info. |
| 152 | % |
| 153 | */ |
| 154 | MagickExport DecodeImageHandler *GetImageDecoder(const MagickInfo *magick_info) |
| 155 | { |
| 156 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
| 157 | assert(magick_info != (MagickInfo *) NULL); |
| 158 | assert(magick_info->signature == MagickSignature); |
| 159 | return(magick_info->decoder); |
| 160 | } |
| 161 | |
| 162 | /* |
| 163 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 164 | % % |
| 165 | % % |
| 166 | % % |
| 167 | + G e t I m a g e E n c o d e r % |
| 168 | % % |
| 169 | % % |
| 170 | % % |
| 171 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 172 | % |
| 173 | % GetImageEncoder() returns the image encoder. |
| 174 | % |
| 175 | % The format of the GetImageEncoder method is: |
| 176 | % |
| 177 | % EncodeImageHandler *GetImageEncoder(const MagickInfo *magick_info) |
| 178 | % |
| 179 | % A description of each parameter follows: |
| 180 | % |
| 181 | % o magick_info: The magick info. |
| 182 | % |
| 183 | */ |
| 184 | MagickExport EncodeImageHandler *GetImageEncoder(const MagickInfo *magick_info) |
| 185 | { |
| 186 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
| 187 | assert(magick_info != (MagickInfo *) NULL); |
| 188 | assert(magick_info->signature == MagickSignature); |
| 189 | return(magick_info->encoder); |
| 190 | } |
| 191 | |
| 192 | /* |
| 193 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 194 | % % |
| 195 | % % |
| 196 | % % |
| 197 | + G e t I m a g e M a g i c k % |
| 198 | % % |
| 199 | % % |
| 200 | % % |
| 201 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 202 | % |
| 203 | % GetImageMagick() searches for an image format that matches the specified |
| 204 | % magick string. If one is found, MagickTrue is returned otherwise |
| 205 | % MagickFalse. |
| 206 | % |
| 207 | % The format of the GetImageMagick method is: |
| 208 | % |
| 209 | % MagickBooleanType GetImageMagick(const unsigned char *magick, |
| 210 | % const size_t length,char *format) |
| 211 | % |
| 212 | % A description of each parameter follows: |
| 213 | % |
| 214 | % o magick: the image format we are searching for. |
| 215 | % |
| 216 | % o length: the length of the binary string. |
| 217 | % |
| 218 | % o format: the image format as determined by the magick bytes. |
| 219 | % |
| 220 | */ |
| 221 | MagickExport MagickBooleanType GetImageMagick(const unsigned char *magick, |
| 222 | const size_t length,char *format) |
| 223 | { |
| 224 | ExceptionInfo |
| 225 | *exception; |
| 226 | |
| 227 | MagickBooleanType |
| 228 | status; |
| 229 | |
| 230 | register const MagickInfo |
| 231 | *p; |
| 232 | |
| 233 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
| 234 | assert(magick != (const unsigned char *) NULL); |
| 235 | exception=AcquireExceptionInfo(); |
| 236 | p=GetMagickInfo("*",exception); |
| 237 | exception=DestroyExceptionInfo(exception); |
| 238 | if (p == (const MagickInfo *) NULL) |
| 239 | return(MagickFalse); |
| 240 | status=MagickFalse; |
cristy | f84a193 | 2010-01-03 18:00:18 +0000 | [diff] [blame] | 241 | LockSemaphoreInfo(magick_semaphore); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 242 | ResetSplayTreeIterator(magick_list); |
| 243 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
| 244 | while (p != (const MagickInfo *) NULL) |
| 245 | { |
| 246 | if ((p->magick != (IsImageFormatHandler *) NULL) && |
| 247 | (p->magick(magick,length) != 0)) |
| 248 | { |
| 249 | status=MagickTrue; |
| 250 | (void) CopyMagickString(format,p->name,MaxTextExtent); |
| 251 | break; |
| 252 | } |
| 253 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
| 254 | } |
cristy | f84a193 | 2010-01-03 18:00:18 +0000 | [diff] [blame] | 255 | UnlockSemaphoreInfo(magick_semaphore); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 256 | return(status); |
| 257 | } |
| 258 | |
| 259 | /* |
| 260 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 261 | % % |
| 262 | % % |
| 263 | % % |
| 264 | + G e t M a g i c k A d j o i n % |
| 265 | % % |
| 266 | % % |
| 267 | % % |
| 268 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 269 | % |
| 270 | % GetMagickAdjoin() returns MagickTrue if the magick adjoin is MagickTrue. |
| 271 | % |
| 272 | % The format of the GetMagickAdjoin method is: |
| 273 | % |
| 274 | % MagickBooleanType GetMagickAdjoin(const MagickInfo *magick_info) |
| 275 | % |
| 276 | % A description of each parameter follows: |
| 277 | % |
| 278 | % o magick_info: The magick info. |
| 279 | % |
| 280 | */ |
| 281 | MagickExport MagickBooleanType GetMagickAdjoin(const MagickInfo *magick_info) |
| 282 | { |
| 283 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
| 284 | assert(magick_info != (MagickInfo *) NULL); |
| 285 | assert(magick_info->signature == MagickSignature); |
| 286 | return(magick_info->adjoin); |
| 287 | } |
| 288 | |
| 289 | /* |
| 290 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 291 | % % |
| 292 | % % |
| 293 | % % |
| 294 | + G e t M a g i c k B l o b S u p p o r t % |
| 295 | % % |
| 296 | % % |
| 297 | % % |
| 298 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 299 | % |
| 300 | % GetMagickBlobSupport() returns MagickTrue if the magick supports blobs. |
| 301 | % |
| 302 | % The format of the GetMagickBlobSupport method is: |
| 303 | % |
| 304 | % MagickBooleanType GetMagickBlobSupport(const MagickInfo *magick_info) |
| 305 | % |
| 306 | % A description of each parameter follows: |
| 307 | % |
| 308 | % o magick_info: The magick info. |
| 309 | % |
| 310 | */ |
| 311 | MagickExport MagickBooleanType GetMagickBlobSupport( |
| 312 | const MagickInfo *magick_info) |
| 313 | { |
| 314 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
| 315 | assert(magick_info != (MagickInfo *) NULL); |
| 316 | assert(magick_info->signature == MagickSignature); |
| 317 | return(magick_info->blob_support); |
| 318 | } |
| 319 | |
| 320 | /* |
| 321 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 322 | % % |
| 323 | % % |
| 324 | % % |
| 325 | + G e t M a g i c k D e s c r i p t i o n % |
| 326 | % % |
| 327 | % % |
| 328 | % % |
| 329 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 330 | % |
| 331 | % GetMagickDescription() returns the magick description. |
| 332 | % |
| 333 | % The format of the GetMagickDescription method is: |
| 334 | % |
| 335 | % const char *GetMagickDescription(const MagickInfo *magick_info) |
| 336 | % |
| 337 | % A description of each parameter follows: |
| 338 | % |
| 339 | % o magick_info: The magick info. |
| 340 | % |
| 341 | */ |
| 342 | MagickExport const char *GetMagickDescription(const MagickInfo *magick_info) |
| 343 | { |
| 344 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
| 345 | assert(magick_info != (MagickInfo *) NULL); |
| 346 | assert(magick_info->signature == MagickSignature); |
| 347 | return(magick_info->description); |
| 348 | } |
| 349 | |
| 350 | /* |
| 351 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 352 | % % |
| 353 | % % |
| 354 | % % |
| 355 | + G e t M a g i c k E n d i a n S u p p o r t % |
| 356 | % % |
| 357 | % % |
| 358 | % % |
| 359 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 360 | % |
| 361 | % GetMagickEndianSupport() returns the MagickTrue if the coder respects |
| 362 | % endianness other than MSBEndian. |
| 363 | % |
| 364 | % The format of the GetMagickEndianSupport method is: |
| 365 | % |
| 366 | % MagickBooleanType GetMagickEndianSupport(const MagickInfo *magick_info) |
| 367 | % |
| 368 | % A description of each parameter follows: |
| 369 | % |
| 370 | % o magick_info: The magick info. |
| 371 | % |
| 372 | */ |
| 373 | MagickExport MagickBooleanType GetMagickEndianSupport( |
| 374 | const MagickInfo *magick_info) |
| 375 | { |
| 376 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
| 377 | assert(magick_info != (MagickInfo *) NULL); |
| 378 | assert(magick_info->signature == MagickSignature); |
| 379 | return(magick_info->endian_support); |
| 380 | } |
| 381 | |
| 382 | /* |
| 383 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 384 | % % |
| 385 | % % |
| 386 | % % |
| 387 | + G e t M a g i c k I n f o % |
| 388 | % % |
| 389 | % % |
| 390 | % % |
| 391 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 392 | % |
| 393 | % GetMagickInfo() returns a pointer MagickInfo structure that matches |
| 394 | % the specified name. If name is NULL, the head of the image format list |
| 395 | % is returned. |
| 396 | % |
| 397 | % The format of the GetMagickInfo method is: |
| 398 | % |
| 399 | % const MagickInfo *GetMagickInfo(const char *name,Exception *exception) |
| 400 | % |
| 401 | % A description of each parameter follows: |
| 402 | % |
| 403 | % o name: the image format we are looking for. |
| 404 | % |
| 405 | % o exception: return any errors or warnings in this structure. |
| 406 | % |
| 407 | */ |
| 408 | MagickExport const MagickInfo *GetMagickInfo(const char *name, |
| 409 | ExceptionInfo *exception) |
| 410 | { |
| 411 | register const MagickInfo |
| 412 | *p; |
| 413 | |
| 414 | assert(exception != (ExceptionInfo *) NULL); |
cristy | 904e591 | 2014-03-15 19:53:14 +0000 | [diff] [blame] | 415 | if (IsMagickTreeInstantiated(exception) == MagickFalse) |
| 416 | return((const MagickInfo *) NULL); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 417 | /* |
| 418 | Find name in list. |
| 419 | */ |
cristy | f84a193 | 2010-01-03 18:00:18 +0000 | [diff] [blame] | 420 | LockSemaphoreInfo(magick_semaphore); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 421 | ResetSplayTreeIterator(magick_list); |
| 422 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
cristy | 49d4d22 | 2014-03-16 00:37:58 +0000 | [diff] [blame^] | 423 | if ((name == (const char *) NULL) || (LocaleCompare(name,"*") == 0)) |
| 424 | { |
| 425 | #if defined(MAGICKCORE_MODULES_SUPPORT) |
| 426 | if (LocaleCompare(name,"*") == 0) |
| 427 | (void) OpenModules(exception); |
| 428 | #endif |
| 429 | ResetSplayTreeIterator(magick_list); |
| 430 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
| 431 | UnlockSemaphoreInfo(magick_semaphore); |
| 432 | return(p); |
| 433 | } |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 434 | while (p != (const MagickInfo *) NULL) |
| 435 | { |
| 436 | if (LocaleCompare(p->name,name) == 0) |
| 437 | break; |
| 438 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
| 439 | } |
| 440 | #if defined(MAGICKCORE_MODULES_SUPPORT) |
| 441 | if (p == (const MagickInfo *) NULL) |
| 442 | { |
| 443 | if (*name != '\0') |
| 444 | (void) OpenModule(name,exception); |
| 445 | ResetSplayTreeIterator(magick_list); |
| 446 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
| 447 | while (p != (const MagickInfo *) NULL) |
| 448 | { |
| 449 | if (LocaleCompare(p->name,name) == 0) |
| 450 | break; |
| 451 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
| 452 | } |
| 453 | } |
| 454 | #endif |
cristy | f84a193 | 2010-01-03 18:00:18 +0000 | [diff] [blame] | 455 | UnlockSemaphoreInfo(magick_semaphore); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 456 | return(p); |
| 457 | } |
| 458 | |
| 459 | /* |
| 460 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 461 | % % |
| 462 | % % |
| 463 | % % |
| 464 | + G e t M a g i c k I n f o L i s t % |
| 465 | % % |
| 466 | % % |
| 467 | % % |
| 468 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 469 | % |
| 470 | % GetMagickInfoList() returns any image formats that match the specified |
| 471 | % pattern. |
| 472 | % |
| 473 | % The format of the GetMagickInfoList function is: |
| 474 | % |
| 475 | % const MagickInfo **GetMagickInfoList(const char *pattern, |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 476 | % size_t *number_formats,ExceptionInfo *exception) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 477 | % |
| 478 | % A description of each parameter follows: |
| 479 | % |
| 480 | % o pattern: Specifies a pointer to a text string containing a pattern. |
| 481 | % |
| 482 | % o number_formats: This integer returns the number of formats in the list. |
| 483 | % |
| 484 | % o exception: return any errors or warnings in this structure. |
| 485 | % |
| 486 | */ |
| 487 | |
| 488 | #if defined(__cplusplus) || defined(c_plusplus) |
| 489 | extern "C" { |
| 490 | #endif |
| 491 | |
| 492 | static int MagickInfoCompare(const void *x,const void *y) |
| 493 | { |
| 494 | const MagickInfo |
| 495 | **p, |
| 496 | **q; |
| 497 | |
| 498 | p=(const MagickInfo **) x, |
| 499 | q=(const MagickInfo **) y; |
| 500 | return(LocaleCompare((*p)->name,(*q)->name)); |
| 501 | } |
| 502 | |
| 503 | #if defined(__cplusplus) || defined(c_plusplus) |
| 504 | } |
| 505 | #endif |
| 506 | |
| 507 | MagickExport const MagickInfo **GetMagickInfoList(const char *pattern, |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 508 | size_t *number_formats,ExceptionInfo *exception) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 509 | { |
| 510 | const MagickInfo |
| 511 | **formats; |
| 512 | |
| 513 | register const MagickInfo |
| 514 | *p; |
| 515 | |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 516 | register ssize_t |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 517 | i; |
| 518 | |
| 519 | /* |
| 520 | Allocate magick list. |
| 521 | */ |
| 522 | assert(pattern != (char *) NULL); |
| 523 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",pattern); |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 524 | assert(number_formats != (size_t *) NULL); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 525 | *number_formats=0; |
| 526 | p=GetMagickInfo("*",exception); |
| 527 | if (p == (const MagickInfo *) NULL) |
| 528 | return((const MagickInfo **) NULL); |
| 529 | formats=(const MagickInfo **) AcquireQuantumMemory((size_t) |
| 530 | GetNumberOfNodesInSplayTree(magick_list)+1UL,sizeof(*formats)); |
| 531 | if (formats == (const MagickInfo **) NULL) |
| 532 | return((const MagickInfo **) NULL); |
| 533 | /* |
| 534 | Generate magick list. |
| 535 | */ |
cristy | f84a193 | 2010-01-03 18:00:18 +0000 | [diff] [blame] | 536 | LockSemaphoreInfo(magick_semaphore); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 537 | ResetSplayTreeIterator(magick_list); |
| 538 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
| 539 | for (i=0; p != (const MagickInfo *) NULL; ) |
| 540 | { |
| 541 | if ((p->stealth == MagickFalse) && |
| 542 | (GlobExpression(p->name,pattern,MagickFalse) != MagickFalse)) |
| 543 | formats[i++]=p; |
| 544 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
| 545 | } |
cristy | f84a193 | 2010-01-03 18:00:18 +0000 | [diff] [blame] | 546 | UnlockSemaphoreInfo(magick_semaphore); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 547 | qsort((void *) formats,(size_t) i,sizeof(*formats),MagickInfoCompare); |
| 548 | formats[i]=(MagickInfo *) NULL; |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 549 | *number_formats=(size_t) i; |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 550 | return(formats); |
| 551 | } |
| 552 | |
| 553 | /* |
| 554 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 555 | % % |
| 556 | % % |
| 557 | % % |
| 558 | + G e t M a g i c k L i s t % |
| 559 | % % |
| 560 | % % |
| 561 | % % |
| 562 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 563 | % |
| 564 | % GetMagickList() returns any image formats that match the specified pattern. |
| 565 | % |
| 566 | % The format of the GetMagickList function is: |
| 567 | % |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 568 | % char **GetMagickList(const char *pattern,size_t *number_formats, |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 569 | % ExceptionInfo *exception) |
| 570 | % |
| 571 | % A description of each parameter follows: |
| 572 | % |
| 573 | % o pattern: Specifies a pointer to a text string containing a pattern. |
| 574 | % |
| 575 | % o number_formats: This integer returns the number of formats in the list. |
| 576 | % |
| 577 | % o exception: return any errors or warnings in this structure. |
| 578 | % |
| 579 | */ |
| 580 | |
| 581 | #if defined(__cplusplus) || defined(c_plusplus) |
| 582 | extern "C" { |
| 583 | #endif |
| 584 | |
| 585 | static int MagickCompare(const void *x,const void *y) |
| 586 | { |
| 587 | register const char |
| 588 | **p, |
| 589 | **q; |
| 590 | |
| 591 | p=(const char **) x; |
| 592 | q=(const char **) y; |
| 593 | return(LocaleCompare(*p,*q)); |
| 594 | } |
| 595 | |
| 596 | #if defined(__cplusplus) || defined(c_plusplus) |
| 597 | } |
| 598 | #endif |
| 599 | |
| 600 | MagickExport char **GetMagickList(const char *pattern, |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 601 | size_t *number_formats,ExceptionInfo *exception) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 602 | { |
| 603 | char |
| 604 | **formats; |
| 605 | |
| 606 | register const MagickInfo |
| 607 | *p; |
| 608 | |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 609 | register ssize_t |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 610 | i; |
| 611 | |
| 612 | /* |
| 613 | Allocate magick list. |
| 614 | */ |
| 615 | assert(pattern != (char *) NULL); |
| 616 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",pattern); |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 617 | assert(number_formats != (size_t *) NULL); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 618 | *number_formats=0; |
| 619 | p=GetMagickInfo("*",exception); |
| 620 | if (p == (const MagickInfo *) NULL) |
| 621 | return((char **) NULL); |
| 622 | formats=(char **) AcquireQuantumMemory((size_t) |
| 623 | GetNumberOfNodesInSplayTree(magick_list)+1UL,sizeof(*formats)); |
| 624 | if (formats == (char **) NULL) |
| 625 | return((char **) NULL); |
cristy | f84a193 | 2010-01-03 18:00:18 +0000 | [diff] [blame] | 626 | LockSemaphoreInfo(magick_semaphore); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 627 | ResetSplayTreeIterator(magick_list); |
| 628 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
| 629 | for (i=0; p != (const MagickInfo *) NULL; ) |
| 630 | { |
| 631 | if ((p->stealth == MagickFalse) && |
| 632 | (GlobExpression(p->name,pattern,MagickFalse) != MagickFalse)) |
| 633 | formats[i++]=ConstantString(p->name); |
| 634 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
| 635 | } |
cristy | f84a193 | 2010-01-03 18:00:18 +0000 | [diff] [blame] | 636 | UnlockSemaphoreInfo(magick_semaphore); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 637 | qsort((void *) formats,(size_t) i,sizeof(*formats),MagickCompare); |
| 638 | formats[i]=(char *) NULL; |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 639 | *number_formats=(size_t) i; |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 640 | return(formats); |
| 641 | } |
| 642 | |
| 643 | /* |
| 644 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 645 | % % |
| 646 | % % |
| 647 | % % |
cristy | 4a6ab48 | 2013-08-09 01:29:35 +0000 | [diff] [blame] | 648 | + G e t M a g i c k M i m e T y p e % |
| 649 | % % |
| 650 | % % |
| 651 | % % |
| 652 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 653 | % |
| 654 | % GetMagickMimeType() returns the magick mime type. |
| 655 | % |
| 656 | % The format of the GetMagickMimeType method is: |
| 657 | % |
| 658 | % const char *GetMagickMimeType(const MagickInfo *magick_info) |
| 659 | % |
| 660 | % A description of each parameter follows: |
| 661 | % |
| 662 | % o magick_info: The magick info. |
| 663 | % |
| 664 | */ |
| 665 | MagickExport const char *GetMagickMimeType(const MagickInfo *magick_info) |
| 666 | { |
| 667 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
| 668 | assert(magick_info != (MagickInfo *) NULL); |
| 669 | assert(magick_info->signature == MagickSignature); |
| 670 | return(magick_info->mime_type); |
| 671 | } |
| 672 | |
| 673 | /* |
| 674 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 675 | % % |
| 676 | % % |
| 677 | % % |
cristy | e7f5109 | 2010-01-17 00:39:37 +0000 | [diff] [blame] | 678 | % G e t M a g i c k P r e c i s i o n % |
cristy | 7ce14bc | 2010-01-17 00:01:01 +0000 | [diff] [blame] | 679 | % % |
| 680 | % % |
| 681 | % % |
| 682 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 683 | % |
| 684 | % GetMagickPrecision() returns the maximum number of significant digits to be |
| 685 | % printed. |
| 686 | % |
| 687 | % The format of the GetMagickPrecision method is: |
| 688 | % |
cristy | e7f5109 | 2010-01-17 00:39:37 +0000 | [diff] [blame] | 689 | % int GetMagickPrecision(void) |
cristy | 7ce14bc | 2010-01-17 00:01:01 +0000 | [diff] [blame] | 690 | % |
| 691 | */ |
cristy | e7f5109 | 2010-01-17 00:39:37 +0000 | [diff] [blame] | 692 | MagickExport int GetMagickPrecision(void) |
cristy | 7ce14bc | 2010-01-17 00:01:01 +0000 | [diff] [blame] | 693 | { |
cristy | 7ce14bc | 2010-01-17 00:01:01 +0000 | [diff] [blame] | 694 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
cristy | bf2766a | 2010-01-17 03:33:23 +0000 | [diff] [blame] | 695 | return(SetMagickPrecision(0)); |
cristy | 7ce14bc | 2010-01-17 00:01:01 +0000 | [diff] [blame] | 696 | } |
| 697 | |
| 698 | /* |
| 699 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 700 | % % |
| 701 | % % |
| 702 | % % |
| 703 | + G e t M a g i c k R a w S u p p o r t % |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 704 | % % |
| 705 | % % |
| 706 | % % |
| 707 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 708 | % |
| 709 | % GetMagickRawSupport() returns the MagickTrue if the coder is a raw format. |
| 710 | % |
| 711 | % The format of the GetMagickRawSupport method is: |
| 712 | % |
| 713 | % MagickBooleanType GetMagickRawSupport(const MagickInfo *magick_info) |
| 714 | % |
| 715 | % A description of each parameter follows: |
| 716 | % |
| 717 | % o magick_info: The magick info. |
| 718 | % |
| 719 | */ |
| 720 | MagickExport MagickBooleanType GetMagickRawSupport( |
| 721 | const MagickInfo *magick_info) |
| 722 | { |
| 723 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
| 724 | assert(magick_info != (MagickInfo *) NULL); |
| 725 | assert(magick_info->signature == MagickSignature); |
| 726 | return(magick_info->raw); |
| 727 | } |
| 728 | |
| 729 | /* |
| 730 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 731 | % % |
| 732 | % % |
| 733 | % % |
| 734 | + G e t M a g i c k S e e k a b l e S t r e a m % |
| 735 | % % |
| 736 | % % |
| 737 | % % |
| 738 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 739 | % |
| 740 | % GetMagickSeekableStream() returns MagickTrue if the magick supports a |
| 741 | % seekable stream. |
| 742 | % |
| 743 | % The format of the GetMagickSeekableStream method is: |
| 744 | % |
| 745 | % MagickBooleanType GetMagickSeekableStream(const MagickInfo *magick_info) |
| 746 | % |
| 747 | % A description of each parameter follows: |
| 748 | % |
| 749 | % o magick_info: The magick info. |
| 750 | % |
| 751 | */ |
| 752 | MagickExport MagickBooleanType GetMagickSeekableStream( |
| 753 | const MagickInfo *magick_info) |
| 754 | { |
| 755 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
| 756 | assert(magick_info != (MagickInfo *) NULL); |
| 757 | assert(magick_info->signature == MagickSignature); |
| 758 | return(magick_info->seekable_stream); |
| 759 | } |
| 760 | |
| 761 | /* |
| 762 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 763 | % % |
| 764 | % % |
| 765 | % % |
| 766 | + G e t M a g i c k T h r e a d S u p p o r t % |
| 767 | % % |
| 768 | % % |
| 769 | % % |
| 770 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 771 | % |
| 772 | % GetMagickThreadSupport() returns MagickTrue if the magick supports threads. |
| 773 | % |
| 774 | % The format of the GetMagickThreadSupport method is: |
| 775 | % |
| 776 | % MagickStatusType GetMagickThreadSupport(const MagickInfo *magick_info) |
| 777 | % |
| 778 | % A description of each parameter follows: |
| 779 | % |
| 780 | % o magick_info: The magick info. |
| 781 | % |
| 782 | */ |
| 783 | MagickExport MagickStatusType GetMagickThreadSupport( |
| 784 | const MagickInfo *magick_info) |
| 785 | { |
| 786 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
| 787 | assert(magick_info != (MagickInfo *) NULL); |
| 788 | assert(magick_info->signature == MagickSignature); |
| 789 | return(magick_info->thread_support); |
| 790 | } |
| 791 | |
| 792 | /* |
| 793 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 794 | % % |
| 795 | % % |
| 796 | % % |
cristy | 904e591 | 2014-03-15 19:53:14 +0000 | [diff] [blame] | 797 | + I s M a g i c k T r e e I n s t a n t i a t e d % |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 798 | % % |
| 799 | % % |
| 800 | % % |
| 801 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 802 | % |
cristy | 904e591 | 2014-03-15 19:53:14 +0000 | [diff] [blame] | 803 | % IsMagickTreeInstantiated() determines if the magick tree is instantiated. |
| 804 | % If not, it instantiates the tree and returns it. |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 805 | % |
cristy | 904e591 | 2014-03-15 19:53:14 +0000 | [diff] [blame] | 806 | % The format of the IsMagickTreeInstantiated() method is: |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 807 | % |
cristy | 904e591 | 2014-03-15 19:53:14 +0000 | [diff] [blame] | 808 | % IsMagickTreeInstantiated(Exceptioninfo *exception) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 809 | % |
| 810 | % A description of each parameter follows. |
| 811 | % |
| 812 | % o exception: return any errors or warnings in this structure. |
| 813 | % |
| 814 | */ |
| 815 | |
| 816 | static void *DestroyMagickNode(void *magick_info) |
| 817 | { |
| 818 | register MagickInfo |
| 819 | *p; |
| 820 | |
| 821 | p=(MagickInfo *) magick_info; |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 822 | if (p->module != (char *) NULL) |
| 823 | p->module=DestroyString(p->module); |
cristy | 4a6ab48 | 2013-08-09 01:29:35 +0000 | [diff] [blame] | 824 | if (p->note != (char *) NULL) |
| 825 | p->note=DestroyString(p->note); |
| 826 | if (p->mime_type != (char *) NULL) |
| 827 | p->mime_type=DestroyString(p->mime_type); |
| 828 | if (p->version != (char *) NULL) |
| 829 | p->version=DestroyString(p->version); |
| 830 | if (p->description != (char *) NULL) |
| 831 | p->description=DestroyString(p->description); |
| 832 | if (p->name != (char *) NULL) |
| 833 | p->name=DestroyString(p->name); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 834 | return(RelinquishMagickMemory(p)); |
| 835 | } |
| 836 | |
cristy | 904e591 | 2014-03-15 19:53:14 +0000 | [diff] [blame] | 837 | static MagickBooleanType IsMagickTreeInstantiated(ExceptionInfo *exception) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 838 | { |
cristy | f2e1166 | 2009-10-14 01:24:43 +0000 | [diff] [blame] | 839 | (void) exception; |
cristy | 1460f26 | 2014-03-15 17:38:05 +0000 | [diff] [blame] | 840 | if (magick_semaphore == (SemaphoreInfo *) NULL) |
| 841 | ActivateSemaphoreInfo(&magick_semaphore); |
| 842 | LockSemaphoreInfo(magick_semaphore); |
| 843 | if (magick_list == (SplayTreeInfo *) NULL) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 844 | { |
cristy | 1460f26 | 2014-03-15 17:38:05 +0000 | [diff] [blame] | 845 | MagickBooleanType |
| 846 | status; |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 847 | |
cristy | 1460f26 | 2014-03-15 17:38:05 +0000 | [diff] [blame] | 848 | MagickInfo |
| 849 | *magick_info; |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 850 | |
cristy | 1460f26 | 2014-03-15 17:38:05 +0000 | [diff] [blame] | 851 | magick_list=NewSplayTree(CompareSplayTreeString,(void *(*)(void *)) NULL, |
| 852 | DestroyMagickNode); |
| 853 | if (magick_list == (SplayTreeInfo *) NULL) |
| 854 | ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed"); |
| 855 | magick_info=SetMagickInfo("ephemeral"); |
| 856 | magick_info->stealth=MagickTrue; |
| 857 | status=AddValueToSplayTree(magick_list,magick_info->name,magick_info); |
| 858 | if (status == MagickFalse) |
| 859 | ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed"); |
| 860 | magick_info=SetMagickInfo("clipmask"); |
| 861 | magick_info->stealth=MagickTrue; |
| 862 | status=AddValueToSplayTree(magick_list,magick_info->name,magick_info); |
| 863 | if (status == MagickFalse) |
| 864 | ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed"); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 865 | #if defined(MAGICKCORE_MODULES_SUPPORT) |
cristy | 1460f26 | 2014-03-15 17:38:05 +0000 | [diff] [blame] | 866 | (void) GetModuleInfo((char *) NULL,exception); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 867 | #endif |
| 868 | #if !defined(MAGICKCORE_BUILD_MODULES) |
cristy | 1460f26 | 2014-03-15 17:38:05 +0000 | [diff] [blame] | 869 | RegisterStaticModules(); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 870 | #endif |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 871 | } |
cristy | 1460f26 | 2014-03-15 17:38:05 +0000 | [diff] [blame] | 872 | UnlockSemaphoreInfo(magick_semaphore); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 873 | return(magick_list != (SplayTreeInfo *) NULL ? MagickTrue : MagickFalse); |
| 874 | } |
| 875 | |
| 876 | /* |
| 877 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 878 | % % |
| 879 | % % |
| 880 | % % |
| 881 | + I s M a g i c k C o n f l i c t % |
| 882 | % % |
| 883 | % % |
| 884 | % % |
| 885 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 886 | % |
cristy | 05a9a62 | 2010-03-15 17:26:04 +0000 | [diff] [blame] | 887 | % IsMagickConflict() returns MagickTrue if the image format conflicts with a |
| 888 | % logical drive (.e.g. X:). |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 889 | % |
| 890 | % The format of the IsMagickConflict method is: |
| 891 | % |
| 892 | % MagickBooleanType IsMagickConflict(const char *magick) |
| 893 | % |
| 894 | % A description of each parameter follows: |
| 895 | % |
| 896 | % o magick: Specifies the image format. |
| 897 | % |
| 898 | */ |
cristy | 7832dc2 | 2011-09-05 01:21:53 +0000 | [diff] [blame] | 899 | MagickPrivate MagickBooleanType IsMagickConflict(const char *magick) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 900 | { |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 901 | assert(magick != (char *) NULL); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 902 | #if defined(macintosh) |
| 903 | return(MACIsMagickConflict(magick)); |
| 904 | #elif defined(vms) |
| 905 | return(VMSIsMagickConflict(magick)); |
cristy | 0157aea | 2010-04-24 21:12:18 +0000 | [diff] [blame] | 906 | #elif defined(MAGICKCORE_WINDOWS_SUPPORT) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 907 | return(NTIsMagickConflict(magick)); |
| 908 | #else |
| 909 | return(MagickFalse); |
| 910 | #endif |
| 911 | } |
| 912 | |
| 913 | /* |
| 914 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 915 | % % |
| 916 | % % |
| 917 | % % |
| 918 | + L i s t M a g i c k I n f o % |
| 919 | % % |
| 920 | % % |
| 921 | % % |
| 922 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 923 | % |
| 924 | % ListMagickInfo() lists the image formats to a file. |
| 925 | % |
| 926 | % The format of the ListMagickInfo method is: |
| 927 | % |
| 928 | % MagickBooleanType ListMagickInfo(FILE *file,ExceptionInfo *exception) |
| 929 | % |
| 930 | % A description of each parameter follows. |
| 931 | % |
| 932 | % o file: A file handle. |
| 933 | % |
| 934 | % o exception: return any errors or warnings in this structure. |
| 935 | % |
| 936 | */ |
| 937 | MagickExport MagickBooleanType ListMagickInfo(FILE *file, |
| 938 | ExceptionInfo *exception) |
| 939 | { |
| 940 | const MagickInfo |
| 941 | **magick_info; |
| 942 | |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 943 | register ssize_t |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 944 | i; |
| 945 | |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 946 | size_t |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 947 | number_formats; |
| 948 | |
cristy | 9d314ff | 2011-03-09 01:30:28 +0000 | [diff] [blame] | 949 | ssize_t |
| 950 | j; |
| 951 | |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 952 | if (file == (FILE *) NULL) |
| 953 | file=stdout; |
| 954 | magick_info=GetMagickInfoList("*",&number_formats,exception); |
| 955 | if (magick_info == (const MagickInfo **) NULL) |
| 956 | return(MagickFalse); |
| 957 | ClearMagickException(exception); |
| 958 | #if !defined(MAGICKCORE_MODULES_SUPPORT) |
cristy | b51dff5 | 2011-05-19 16:55:47 +0000 | [diff] [blame] | 959 | (void) FormatLocaleFile(file," Format Mode Description\n"); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 960 | #else |
cristy | b51dff5 | 2011-05-19 16:55:47 +0000 | [diff] [blame] | 961 | (void) FormatLocaleFile(file," Format Module Mode Description\n"); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 962 | #endif |
cristy | 1e60481 | 2011-05-19 18:07:50 +0000 | [diff] [blame] | 963 | (void) FormatLocaleFile(file, |
| 964 | "--------------------------------------------------------" |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 965 | "-----------------------\n"); |
cristy | bb50337 | 2010-05-27 20:51:26 +0000 | [diff] [blame] | 966 | for (i=0; i < (ssize_t) number_formats; i++) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 967 | { |
| 968 | if (magick_info[i]->stealth != MagickFalse) |
| 969 | continue; |
cristy | 1e60481 | 2011-05-19 18:07:50 +0000 | [diff] [blame] | 970 | (void) FormatLocaleFile(file,"%9s%c ", |
| 971 | magick_info[i]->name != (char *) NULL ? magick_info[i]->name : "", |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 972 | magick_info[i]->blob_support != MagickFalse ? '*' : ' '); |
| 973 | #if defined(MAGICKCORE_MODULES_SUPPORT) |
| 974 | { |
| 975 | char |
| 976 | module[MaxTextExtent]; |
| 977 | |
| 978 | *module='\0'; |
| 979 | if (magick_info[i]->module != (char *) NULL) |
| 980 | (void) CopyMagickString(module,magick_info[i]->module,MaxTextExtent); |
| 981 | (void) ConcatenateMagickString(module," ",MaxTextExtent); |
| 982 | module[9]='\0'; |
cristy | b51dff5 | 2011-05-19 16:55:47 +0000 | [diff] [blame] | 983 | (void) FormatLocaleFile(file,"%9s ",module); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 984 | } |
| 985 | #endif |
cristy | b51dff5 | 2011-05-19 16:55:47 +0000 | [diff] [blame] | 986 | (void) FormatLocaleFile(file,"%c%c%c ",magick_info[i]->decoder ? 'r' : '-', |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 987 | magick_info[i]->encoder ? 'w' : '-',magick_info[i]->encoder != NULL && |
| 988 | magick_info[i]->adjoin != MagickFalse ? '+' : '-'); |
| 989 | if (magick_info[i]->description != (char *) NULL) |
cristy | b51dff5 | 2011-05-19 16:55:47 +0000 | [diff] [blame] | 990 | (void) FormatLocaleFile(file," %s",magick_info[i]->description); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 991 | if (magick_info[i]->version != (char *) NULL) |
cristy | b51dff5 | 2011-05-19 16:55:47 +0000 | [diff] [blame] | 992 | (void) FormatLocaleFile(file," (%s)",magick_info[i]->version); |
| 993 | (void) FormatLocaleFile(file,"\n"); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 994 | if (magick_info[i]->note != (char *) NULL) |
| 995 | { |
| 996 | char |
| 997 | **text; |
| 998 | |
| 999 | text=StringToList(magick_info[i]->note); |
| 1000 | if (text != (char **) NULL) |
| 1001 | { |
| 1002 | for (j=0; text[j] != (char *) NULL; j++) |
| 1003 | { |
cristy | b51dff5 | 2011-05-19 16:55:47 +0000 | [diff] [blame] | 1004 | (void) FormatLocaleFile(file," %s\n",text[j]); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1005 | text[j]=DestroyString(text[j]); |
| 1006 | } |
| 1007 | text=(char **) RelinquishMagickMemory(text); |
| 1008 | } |
| 1009 | } |
| 1010 | } |
cristy | b51dff5 | 2011-05-19 16:55:47 +0000 | [diff] [blame] | 1011 | (void) FormatLocaleFile(file,"\n* native blob support\n"); |
| 1012 | (void) FormatLocaleFile(file,"r read support\n"); |
| 1013 | (void) FormatLocaleFile(file,"w write support\n"); |
| 1014 | (void) FormatLocaleFile(file,"+ support for multiple images\n"); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1015 | (void) fflush(file); |
| 1016 | magick_info=(const MagickInfo **) RelinquishMagickMemory((void *) |
| 1017 | magick_info); |
| 1018 | return(MagickTrue); |
| 1019 | } |
| 1020 | |
| 1021 | /* |
| 1022 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1023 | % % |
| 1024 | % % |
| 1025 | % % |
cristy | 019459e | 2014-01-02 23:47:13 +0000 | [diff] [blame] | 1026 | % I s M a g i c k C o r e I n s t a n t i a t e d % |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1027 | % % |
| 1028 | % % |
| 1029 | % % |
| 1030 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1031 | % |
cristy | 019459e | 2014-01-02 23:47:13 +0000 | [diff] [blame] | 1032 | % IsMagickCoreInstantiated() returns MagickTrue if the ImageMagick environment |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1033 | % is currently instantiated: MagickCoreGenesis() has been called but |
| 1034 | % MagickDestroy() has not. |
| 1035 | % |
cristy | 019459e | 2014-01-02 23:47:13 +0000 | [diff] [blame] | 1036 | % The format of the IsMagickCoreInstantiated method is: |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1037 | % |
cristy | 019459e | 2014-01-02 23:47:13 +0000 | [diff] [blame] | 1038 | % MagickBooleanType IsMagickCoreInstantiated(void) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1039 | % |
| 1040 | */ |
cristy | 019459e | 2014-01-02 23:47:13 +0000 | [diff] [blame] | 1041 | MagickExport MagickBooleanType IsMagickCoreInstantiated(void) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1042 | { |
cristy | 0f86a12 | 2014-01-03 18:15:50 +0000 | [diff] [blame] | 1043 | return(instantiate_magickcore); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1044 | } |
| 1045 | |
| 1046 | /* |
| 1047 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1048 | % % |
| 1049 | % % |
| 1050 | % % |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1051 | + M a g i c k C o m p o n e n t G e n e s i s % |
| 1052 | % % |
| 1053 | % % |
| 1054 | % % |
| 1055 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1056 | % |
| 1057 | % MagickComponentGenesis() instantiates the magick component. |
| 1058 | % |
| 1059 | % The format of the MagickComponentGenesis method is: |
| 1060 | % |
| 1061 | % MagickBooleanType MagickComponentGenesis(void) |
| 1062 | % |
| 1063 | */ |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 1064 | MagickPrivate MagickBooleanType MagickComponentGenesis(void) |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1065 | { |
cristy | 3d162a9 | 2014-02-16 14:05:06 +0000 | [diff] [blame] | 1066 | magick_semaphore=AcquireSemaphoreInfo(); |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1067 | return(MagickTrue); |
| 1068 | } |
| 1069 | |
| 1070 | /* |
| 1071 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1072 | % % |
| 1073 | % % |
| 1074 | % % |
| 1075 | + M a g i c k C o m p o n e n t T e r m i n u s % |
| 1076 | % % |
| 1077 | % % |
| 1078 | % % |
| 1079 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1080 | % |
| 1081 | % MagickComponentTerminus() destroys the magick component. |
| 1082 | % |
| 1083 | % The format of the MagickComponentTerminus method is: |
| 1084 | % |
| 1085 | % void MagickComponentTerminus(void) |
| 1086 | % |
| 1087 | */ |
cristy | 5ff4eaf | 2011-09-03 01:38:02 +0000 | [diff] [blame] | 1088 | MagickPrivate void MagickComponentTerminus(void) |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1089 | { |
cristy | 18b1744 | 2009-10-25 18:36:48 +0000 | [diff] [blame] | 1090 | if (magick_semaphore == (SemaphoreInfo *) NULL) |
cristy | 04b11db | 2014-02-16 15:10:39 +0000 | [diff] [blame] | 1091 | ActivateSemaphoreInfo(&magick_semaphore); |
cristy | f84a193 | 2010-01-03 18:00:18 +0000 | [diff] [blame] | 1092 | LockSemaphoreInfo(magick_semaphore); |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1093 | if (magick_list != (SplayTreeInfo *) NULL) |
| 1094 | magick_list=DestroySplayTree(magick_list); |
cristy | f84a193 | 2010-01-03 18:00:18 +0000 | [diff] [blame] | 1095 | UnlockSemaphoreInfo(magick_semaphore); |
cristy | 3d162a9 | 2014-02-16 14:05:06 +0000 | [diff] [blame] | 1096 | RelinquishSemaphoreInfo(&magick_semaphore); |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1097 | } |
| 1098 | |
| 1099 | /* |
| 1100 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1101 | % % |
| 1102 | % % |
| 1103 | % % |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1104 | % M a g i c k C o r e G e n e s i s % |
| 1105 | % % |
| 1106 | % % |
| 1107 | % % |
| 1108 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1109 | % |
| 1110 | % MagickCoreGenesis() initializes the MagickCore environment. |
| 1111 | % |
| 1112 | % The format of the MagickCoreGenesis function is: |
| 1113 | % |
| 1114 | % MagickCoreGenesis(const char *path, |
| 1115 | % const MagickBooleanType establish_signal_handlers) |
| 1116 | % |
| 1117 | % A description of each parameter follows: |
| 1118 | % |
| 1119 | % o path: the execution path of the current ImageMagick client. |
| 1120 | % |
| 1121 | % o establish_signal_handlers: set to MagickTrue to use MagickCore's own |
| 1122 | % signal handlers for common signals. |
| 1123 | % |
| 1124 | */ |
| 1125 | |
| 1126 | static SignalHandler *SetMagickSignalHandler(int signal_number, |
| 1127 | SignalHandler *handler) |
| 1128 | { |
| 1129 | #if defined(MAGICKCORE_HAVE_SIGACTION) && defined(MAGICKCORE_HAVE_SIGEMPTYSET) |
| 1130 | int |
| 1131 | status; |
| 1132 | |
| 1133 | sigset_t |
| 1134 | mask; |
| 1135 | |
| 1136 | struct sigaction |
| 1137 | action, |
| 1138 | previous_action; |
| 1139 | |
| 1140 | sigemptyset(&mask); |
| 1141 | sigaddset(&mask,signal_number); |
| 1142 | sigprocmask(SIG_BLOCK,&mask,NULL); |
| 1143 | action.sa_mask=mask; |
| 1144 | action.sa_handler=handler; |
| 1145 | action.sa_flags=0; |
| 1146 | #if defined(SA_INTERRUPT) |
| 1147 | action.sa_flags|=SA_INTERRUPT; |
| 1148 | #endif |
| 1149 | status=sigaction(signal_number,&action,&previous_action); |
| 1150 | if (status < 0) |
| 1151 | return(SIG_ERR); |
| 1152 | sigprocmask(SIG_UNBLOCK,&mask,NULL); |
| 1153 | return(previous_action.sa_handler); |
| 1154 | #else |
| 1155 | return(signal(signal_number,handler)); |
| 1156 | #endif |
| 1157 | } |
| 1158 | |
| 1159 | static void MagickSignalHandler(int signal_number) |
| 1160 | { |
| 1161 | #if !defined(MAGICKCORE_HAVE_SIGACTION) |
| 1162 | (void) signal(signal_number,SIG_IGN); |
| 1163 | #endif |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1164 | AsynchronousResourceComponentTerminus(); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1165 | (void) SetMagickSignalHandler(signal_number,signal_handlers[signal_number]); |
cristy | 5f03dab | 2011-02-20 21:55:17 +0000 | [diff] [blame] | 1166 | #if defined(SIGQUIT) |
| 1167 | if (signal_number == SIGQUIT) |
| 1168 | abort(); |
| 1169 | #endif |
| 1170 | #if defined(SIGABRT) |
| 1171 | if (signal_number == SIGABRT) |
| 1172 | abort(); |
| 1173 | #endif |
| 1174 | #if defined(SIGFPE) |
| 1175 | if (signal_number == SIGFPE) |
| 1176 | abort(); |
| 1177 | #endif |
| 1178 | #if defined(SIGXCPU) |
| 1179 | if (signal_number == SIGXCPU) |
| 1180 | abort(); |
| 1181 | #endif |
| 1182 | #if defined(SIGXFSZ) |
| 1183 | if (signal_number == SIGXFSZ) |
| 1184 | abort(); |
| 1185 | #endif |
cristy | 32a348b | 2011-04-22 16:03:42 +0000 | [diff] [blame] | 1186 | #if defined(SIGSEGV) |
| 1187 | if (signal_number == SIGSEGV) |
cristy | 7ae2958 | 2011-04-21 16:10:06 +0000 | [diff] [blame] | 1188 | abort(); |
| 1189 | #endif |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1190 | #if !defined(MAGICKCORE_HAVE__EXIT) |
| 1191 | exit(signal_number); |
| 1192 | #else |
| 1193 | #if defined(SIGHUP) |
| 1194 | if (signal_number == SIGHUP) |
| 1195 | exit(signal_number); |
| 1196 | #endif |
cristy | 0157aea | 2010-04-24 21:12:18 +0000 | [diff] [blame] | 1197 | #if defined(SIGINT) && !defined(MAGICKCORE_WINDOWS_SUPPORT) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1198 | if (signal_number == SIGINT) |
| 1199 | exit(signal_number); |
| 1200 | #endif |
| 1201 | #if defined(SIGTERM) |
| 1202 | if (signal_number == SIGTERM) |
| 1203 | exit(signal_number); |
| 1204 | #endif |
cristy | ad9c7d0 | 2013-01-08 02:03:52 +0000 | [diff] [blame] | 1205 | #if defined(MAGICKCORE_HAVE_RAISE) |
| 1206 | if (signal_handlers[signal_number] != MagickSignalHandler) |
| 1207 | raise(signal_number); |
| 1208 | #endif |
cristy | 70bda3d | 2011-02-20 21:58:06 +0000 | [diff] [blame] | 1209 | _exit(signal_number); /* do not invoke registered atexit() methods */ |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1210 | #endif |
| 1211 | } |
| 1212 | |
| 1213 | static SignalHandler *RegisterMagickSignalHandler(int signal_number) |
| 1214 | { |
| 1215 | SignalHandler |
| 1216 | *handler; |
| 1217 | |
| 1218 | handler=SetMagickSignalHandler(signal_number,MagickSignalHandler); |
| 1219 | if (handler == SIG_ERR) |
| 1220 | return(handler); |
| 1221 | if (handler != SIG_DFL) |
| 1222 | handler=SetMagickSignalHandler(signal_number,handler); |
| 1223 | else |
| 1224 | (void) LogMagickEvent(ConfigureEvent,GetMagickModule(), |
| 1225 | "Register handler for signal: %d",signal_number); |
| 1226 | return(handler); |
| 1227 | } |
| 1228 | |
| 1229 | MagickExport void MagickCoreGenesis(const char *path, |
| 1230 | const MagickBooleanType establish_signal_handlers) |
| 1231 | { |
| 1232 | char |
| 1233 | *events, |
| 1234 | execution_path[MaxTextExtent], |
| 1235 | filename[MaxTextExtent]; |
| 1236 | |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1237 | /* |
| 1238 | Initialize the Magick environment. |
| 1239 | */ |
cristy | 1ea02a3 | 2014-01-24 11:23:14 +0000 | [diff] [blame] | 1240 | InitializeMagickMutex(); |
cristy | d1ebf4a | 2010-05-13 01:54:31 +0000 | [diff] [blame] | 1241 | LockMagickMutex(); |
| 1242 | if (instantiate_magickcore != MagickFalse) |
| 1243 | { |
| 1244 | UnlockMagickMutex(); |
| 1245 | return; |
| 1246 | } |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1247 | (void) SemaphoreComponentGenesis(); |
| 1248 | (void) LogComponentGenesis(); |
| 1249 | (void) LocaleComponentGenesis(); |
| 1250 | (void) RandomComponentGenesis(); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1251 | events=GetEnvironmentValue("MAGICK_DEBUG"); |
| 1252 | if (events != (char *) NULL) |
| 1253 | { |
| 1254 | (void) SetLogEventMask(events); |
| 1255 | events=DestroyString(events); |
| 1256 | } |
cristy | 0157aea | 2010-04-24 21:12:18 +0000 | [diff] [blame] | 1257 | #if defined(MAGICKCORE_WINDOWS_SUPPORT) |
cristy | 9f3b4fc | 2014-02-08 14:56:20 +0000 | [diff] [blame] | 1258 | NTWindowsGenesis(); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1259 | #endif |
| 1260 | /* |
| 1261 | Set client name and execution path. |
| 1262 | */ |
| 1263 | (void) GetExecutionPath(execution_path,MaxTextExtent); |
cristy | 695e8c3 | 2011-11-09 18:27:04 +0000 | [diff] [blame] | 1264 | if ((path != (const char *) NULL) && (*path == *DirectorySeparator) && |
cristy | 905e530 | 2011-11-09 18:08:43 +0000 | [diff] [blame] | 1265 | (IsPathAccessible(path) != MagickFalse)) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1266 | (void) CopyMagickString(execution_path,path,MaxTextExtent); |
| 1267 | GetPathComponent(execution_path,TailPath,filename); |
| 1268 | (void) SetClientName(filename); |
| 1269 | GetPathComponent(execution_path,HeadPath,execution_path); |
| 1270 | (void) SetClientPath(execution_path); |
| 1271 | if (establish_signal_handlers != MagickFalse) |
| 1272 | { |
| 1273 | /* |
| 1274 | Set signal handlers. |
| 1275 | */ |
| 1276 | #if defined(SIGABRT) |
| 1277 | if (signal_handlers[SIGABRT] == (SignalHandler *) NULL) |
| 1278 | signal_handlers[SIGABRT]=RegisterMagickSignalHandler(SIGABRT); |
| 1279 | #endif |
cristy | 32a348b | 2011-04-22 16:03:42 +0000 | [diff] [blame] | 1280 | #if defined(SIGSEGV) |
| 1281 | if (signal_handlers[SIGSEGV] == (SignalHandler *) NULL) |
| 1282 | signal_handlers[SIGSEGV]=RegisterMagickSignalHandler(SIGSEGV); |
cristy | 7ae2958 | 2011-04-21 16:10:06 +0000 | [diff] [blame] | 1283 | #endif |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1284 | #if defined(SIGFPE) |
| 1285 | if (signal_handlers[SIGFPE] == (SignalHandler *) NULL) |
| 1286 | signal_handlers[SIGFPE]=RegisterMagickSignalHandler(SIGFPE); |
| 1287 | #endif |
| 1288 | #if defined(SIGHUP) |
| 1289 | if (signal_handlers[SIGHUP] == (SignalHandler *) NULL) |
| 1290 | signal_handlers[SIGHUP]=RegisterMagickSignalHandler(SIGHUP); |
| 1291 | #endif |
cristy | 0157aea | 2010-04-24 21:12:18 +0000 | [diff] [blame] | 1292 | #if defined(SIGINT) && !defined(MAGICKCORE_WINDOWS_SUPPORT) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1293 | if (signal_handlers[SIGINT] == (SignalHandler *) NULL) |
| 1294 | signal_handlers[SIGINT]=RegisterMagickSignalHandler(SIGINT); |
| 1295 | #endif |
| 1296 | #if defined(SIGQUIT) |
| 1297 | if (signal_handlers[SIGQUIT] == (SignalHandler *) NULL) |
| 1298 | signal_handlers[SIGQUIT]=RegisterMagickSignalHandler(SIGQUIT); |
| 1299 | #endif |
| 1300 | #if defined(SIGTERM) |
| 1301 | if (signal_handlers[SIGTERM] == (SignalHandler *) NULL) |
| 1302 | signal_handlers[SIGTERM]=RegisterMagickSignalHandler(SIGTERM); |
| 1303 | #endif |
| 1304 | #if defined(SIGXCPU) |
| 1305 | if (signal_handlers[SIGXCPU] == (SignalHandler *) NULL) |
| 1306 | signal_handlers[SIGXCPU]=RegisterMagickSignalHandler(SIGXCPU); |
| 1307 | #endif |
| 1308 | #if defined(SIGXFSZ) |
| 1309 | if (signal_handlers[SIGXFSZ] == (SignalHandler *) NULL) |
| 1310 | signal_handlers[SIGXFSZ]=RegisterMagickSignalHandler(SIGXFSZ); |
| 1311 | #endif |
| 1312 | } |
| 1313 | /* |
cristy | af8b5cd | 2009-10-24 00:29:23 +0000 | [diff] [blame] | 1314 | Instantiate magick resources. |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1315 | */ |
cristy | 18b1744 | 2009-10-25 18:36:48 +0000 | [diff] [blame] | 1316 | (void) ConfigureComponentGenesis(); |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1317 | (void) PolicyComponentGenesis(); |
| 1318 | (void) CacheComponentGenesis(); |
| 1319 | (void) RegistryComponentGenesis(); |
| 1320 | (void) ResourceComponentGenesis(); |
| 1321 | (void) CoderComponentGenesis(); |
| 1322 | (void) MagickComponentGenesis(); |
cristy | af8b5cd | 2009-10-24 00:29:23 +0000 | [diff] [blame] | 1323 | #if defined(MAGICKCORE_MODULES_SUPPORT) |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1324 | (void) ModuleComponentGenesis(); |
cristy | af8b5cd | 2009-10-24 00:29:23 +0000 | [diff] [blame] | 1325 | #endif |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1326 | (void) DelegateComponentGenesis(); |
| 1327 | (void) MagicComponentGenesis(); |
| 1328 | (void) ColorComponentGenesis(); |
| 1329 | (void) TypeComponentGenesis(); |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1330 | (void) MimeComponentGenesis(); |
| 1331 | (void) ConstituteComponentGenesis(); |
cristy | d7ecaca | 2011-01-24 14:14:53 +0000 | [diff] [blame] | 1332 | (void) AnnotateComponentGenesis(); |
cristy | 0157aea | 2010-04-24 21:12:18 +0000 | [diff] [blame] | 1333 | #if defined(MAGICKCORE_X11_DELEGATE) |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1334 | (void) XComponentGenesis(); |
cristy | 0157aea | 2010-04-24 21:12:18 +0000 | [diff] [blame] | 1335 | #endif |
cristy | d1ebf4a | 2010-05-13 01:54:31 +0000 | [diff] [blame] | 1336 | instantiate_magickcore=MagickTrue; |
| 1337 | UnlockMagickMutex(); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1338 | } |
| 1339 | |
| 1340 | /* |
| 1341 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1342 | % % |
| 1343 | % % |
| 1344 | % % |
| 1345 | % M a g i c k C o r e T e r m i n u s % |
| 1346 | % % |
| 1347 | % % |
| 1348 | % % |
| 1349 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1350 | % |
| 1351 | % MagickCoreTerminus() destroys the MagickCore environment. |
| 1352 | % |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1353 | % The format of the MagickCoreTerminus function is: |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1354 | % |
| 1355 | % MagickCoreTerminus(void) |
| 1356 | % |
| 1357 | */ |
| 1358 | MagickExport void MagickCoreTerminus(void) |
| 1359 | { |
cristy | 1ea02a3 | 2014-01-24 11:23:14 +0000 | [diff] [blame] | 1360 | InitializeMagickMutex(); |
cristy | d1ebf4a | 2010-05-13 01:54:31 +0000 | [diff] [blame] | 1361 | LockMagickMutex(); |
| 1362 | if (instantiate_magickcore == MagickFalse) |
| 1363 | { |
| 1364 | UnlockMagickMutex(); |
| 1365 | return; |
| 1366 | } |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1367 | #if defined(MAGICKCORE_X11_DELEGATE) |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1368 | XComponentTerminus(); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1369 | #endif |
cristy | d7ecaca | 2011-01-24 14:14:53 +0000 | [diff] [blame] | 1370 | AnnotateComponentTerminus(); |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1371 | ConstituteComponentTerminus(); |
| 1372 | MimeComponentTerminus(); |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1373 | TypeComponentTerminus(); |
| 1374 | ColorComponentTerminus(); |
cristy | 0157aea | 2010-04-24 21:12:18 +0000 | [diff] [blame] | 1375 | #if defined(MAGICKCORE_WINDOWS_SUPPORT) |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1376 | NTGhostscriptUnLoadDLL(); |
| 1377 | #endif |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1378 | MagicComponentTerminus(); |
| 1379 | DelegateComponentTerminus(); |
| 1380 | MagickComponentTerminus(); |
cristy | af8b5cd | 2009-10-24 00:29:23 +0000 | [diff] [blame] | 1381 | #if !defined(MAGICKCORE_BUILD_MODULES) |
| 1382 | UnregisterStaticModules(); |
| 1383 | #endif |
| 1384 | #if defined(MAGICKCORE_MODULES_SUPPORT) |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1385 | ModuleComponentTerminus(); |
cristy | af8b5cd | 2009-10-24 00:29:23 +0000 | [diff] [blame] | 1386 | #endif |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1387 | CoderComponentTerminus(); |
| 1388 | ResourceComponentTerminus(); |
| 1389 | RegistryComponentTerminus(); |
| 1390 | CacheComponentTerminus(); |
| 1391 | PolicyComponentTerminus(); |
cristy | 18b1744 | 2009-10-25 18:36:48 +0000 | [diff] [blame] | 1392 | ConfigureComponentTerminus(); |
cristy | f34a145 | 2009-10-24 22:29:27 +0000 | [diff] [blame] | 1393 | RandomComponentTerminus(); |
| 1394 | LocaleComponentTerminus(); |
| 1395 | LogComponentTerminus(); |
| 1396 | SemaphoreComponentTerminus(); |
cristy | d1ebf4a | 2010-05-13 01:54:31 +0000 | [diff] [blame] | 1397 | instantiate_magickcore=MagickFalse; |
| 1398 | UnlockMagickMutex(); |
cristy | 1ea02a3 | 2014-01-24 11:23:14 +0000 | [diff] [blame] | 1399 | DestroyMagickMutex(); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1400 | } |
| 1401 | |
| 1402 | /* |
| 1403 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1404 | % % |
| 1405 | % % |
| 1406 | % % |
| 1407 | + R e g i s t e r M a g i c k I n f o % |
| 1408 | % % |
| 1409 | % % |
| 1410 | % % |
| 1411 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1412 | % |
| 1413 | % RegisterMagickInfo() adds attributes for a particular image format to the |
| 1414 | % list of supported formats. The attributes include the image format name, |
| 1415 | % a method to read and/or write the format, whether the format supports the |
| 1416 | % saving of more than one frame to the same file or blob, whether the format |
| 1417 | % supports native in-memory I/O, and a brief description of the format. |
| 1418 | % |
| 1419 | % The format of the RegisterMagickInfo method is: |
| 1420 | % |
| 1421 | % MagickInfo *RegisterMagickInfo(MagickInfo *magick_info) |
| 1422 | % |
| 1423 | % A description of each parameter follows: |
| 1424 | % |
| 1425 | % o magick_info: the magick info. |
| 1426 | % |
| 1427 | */ |
| 1428 | MagickExport MagickInfo *RegisterMagickInfo(MagickInfo *magick_info) |
| 1429 | { |
| 1430 | MagickBooleanType |
| 1431 | status; |
| 1432 | |
| 1433 | /* |
| 1434 | Delete any existing name. |
| 1435 | */ |
| 1436 | assert(magick_info != (MagickInfo *) NULL); |
| 1437 | assert(magick_info->signature == MagickSignature); |
| 1438 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",magick_info->name); |
| 1439 | if (magick_list == (SplayTreeInfo *) NULL) |
| 1440 | return((MagickInfo *) NULL); |
| 1441 | status=AddValueToSplayTree(magick_list,magick_info->name,magick_info); |
| 1442 | if (status == MagickFalse) |
| 1443 | ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed"); |
| 1444 | return(magick_info); |
| 1445 | } |
| 1446 | |
| 1447 | /* |
| 1448 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1449 | % % |
| 1450 | % % |
| 1451 | % % |
| 1452 | + S e t M a g i c k I n f o % |
| 1453 | % % |
| 1454 | % % |
| 1455 | % % |
| 1456 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1457 | % |
| 1458 | % SetMagickInfo() allocates a MagickInfo structure and initializes the members |
| 1459 | % to default values. |
| 1460 | % |
| 1461 | % The format of the SetMagickInfo method is: |
| 1462 | % |
| 1463 | % MagickInfo *SetMagickInfo(const char *name) |
| 1464 | % |
| 1465 | % A description of each parameter follows: |
| 1466 | % |
| 1467 | % o magick_info: Method SetMagickInfo returns the allocated and initialized |
| 1468 | % MagickInfo structure. |
| 1469 | % |
| 1470 | % o name: a character string that represents the image format associated |
| 1471 | % with the MagickInfo structure. |
| 1472 | % |
| 1473 | */ |
| 1474 | MagickExport MagickInfo *SetMagickInfo(const char *name) |
| 1475 | { |
| 1476 | MagickInfo |
| 1477 | *magick_info; |
| 1478 | |
| 1479 | assert(name != (const char *) NULL); |
| 1480 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",name); |
cristy | 73bd4a5 | 2010-10-05 11:24:23 +0000 | [diff] [blame] | 1481 | magick_info=(MagickInfo *) AcquireMagickMemory(sizeof(*magick_info)); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1482 | if (magick_info == (MagickInfo *) NULL) |
| 1483 | ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed"); |
| 1484 | (void) ResetMagickMemory(magick_info,0,sizeof(*magick_info)); |
| 1485 | magick_info->name=ConstantString(name); |
| 1486 | magick_info->adjoin=MagickTrue; |
| 1487 | magick_info->blob_support=MagickTrue; |
| 1488 | magick_info->thread_support=(MagickStatusType) (DecoderThreadSupport | |
| 1489 | EncoderThreadSupport); |
| 1490 | magick_info->signature=MagickSignature; |
| 1491 | return(magick_info); |
| 1492 | } |
| 1493 | |
| 1494 | /* |
| 1495 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1496 | % % |
| 1497 | % % |
| 1498 | % % |
cristy | e7f5109 | 2010-01-17 00:39:37 +0000 | [diff] [blame] | 1499 | % S e t M a g i c k P r e c i s i o n % |
| 1500 | % % |
| 1501 | % % |
| 1502 | % % |
| 1503 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1504 | % |
| 1505 | % SetMagickPrecision() sets the maximum number of significant digits to be |
anthony | bc6fc13 | 2012-01-16 07:02:46 +0000 | [diff] [blame] | 1506 | % printed. |
| 1507 | % |
| 1508 | % An input argument of 0 returns the current precision setting. |
| 1509 | % |
cristy | abdd5b7 | 2012-01-18 03:02:15 +0000 | [diff] [blame] | 1510 | % A negative value forces the precision to reset to a default value according |
| 1511 | % to the environment variable "MAGICK_PRECISION", the current 'policy' |
| 1512 | % configuration setting, or the default value of '6', in that order. |
cristy | e7f5109 | 2010-01-17 00:39:37 +0000 | [diff] [blame] | 1513 | % |
| 1514 | % The format of the SetMagickPrecision method is: |
| 1515 | % |
cristy | bf2766a | 2010-01-17 03:33:23 +0000 | [diff] [blame] | 1516 | % int SetMagickPrecision(const int precision) |
cristy | e7f5109 | 2010-01-17 00:39:37 +0000 | [diff] [blame] | 1517 | % |
| 1518 | % A description of each parameter follows: |
| 1519 | % |
| 1520 | % o precision: set the maximum number of significant digits to be printed. |
| 1521 | % |
| 1522 | */ |
cristy | bf2766a | 2010-01-17 03:33:23 +0000 | [diff] [blame] | 1523 | MagickExport int SetMagickPrecision(const int precision) |
cristy | e7f5109 | 2010-01-17 00:39:37 +0000 | [diff] [blame] | 1524 | { |
anthony | bc6fc13 | 2012-01-16 07:02:46 +0000 | [diff] [blame] | 1525 | #define MagickPrecision 6 |
| 1526 | |
cristy | bf2766a | 2010-01-17 03:33:23 +0000 | [diff] [blame] | 1527 | static int |
| 1528 | magick_precision = 0; |
| 1529 | |
cristy | e7f5109 | 2010-01-17 00:39:37 +0000 | [diff] [blame] | 1530 | (void) LogMagickEvent(TraceEvent,GetMagickModule(),"..."); |
anthony | 82c0992 | 2012-01-16 06:38:16 +0000 | [diff] [blame] | 1531 | if (precision > 0) |
cristy | abdd5b7 | 2012-01-18 03:02:15 +0000 | [diff] [blame] | 1532 | magick_precision=precision; |
| 1533 | if ((precision < 0) || (magick_precision == 0)) |
anthony | bc6fc13 | 2012-01-16 07:02:46 +0000 | [diff] [blame] | 1534 | { |
| 1535 | char |
| 1536 | *limit; |
| 1537 | |
| 1538 | /* |
cristy | abdd5b7 | 2012-01-18 03:02:15 +0000 | [diff] [blame] | 1539 | Precision reset, or it has not been set yet |
anthony | bc6fc13 | 2012-01-16 07:02:46 +0000 | [diff] [blame] | 1540 | */ |
| 1541 | magick_precision = MagickPrecision; |
| 1542 | limit=GetEnvironmentValue("MAGICK_PRECISION"); |
| 1543 | if (limit == (char *) NULL) |
| 1544 | limit=GetPolicyValue("precision"); |
| 1545 | if (limit != (char *) NULL) |
| 1546 | { |
cristy | abdd5b7 | 2012-01-18 03:02:15 +0000 | [diff] [blame] | 1547 | magick_precision=StringToInteger(limit); |
anthony | bc6fc13 | 2012-01-16 07:02:46 +0000 | [diff] [blame] | 1548 | limit=DestroyString(limit); |
| 1549 | } |
| 1550 | } |
cristy | bf2766a | 2010-01-17 03:33:23 +0000 | [diff] [blame] | 1551 | return(magick_precision); |
cristy | e7f5109 | 2010-01-17 00:39:37 +0000 | [diff] [blame] | 1552 | } |
| 1553 | |
| 1554 | /* |
| 1555 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1556 | % % |
| 1557 | % % |
| 1558 | % % |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1559 | + U n r e g i s t e r M a g i c k I n f o % |
| 1560 | % % |
| 1561 | % % |
| 1562 | % % |
| 1563 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
| 1564 | % |
| 1565 | % UnregisterMagickInfo() removes a name from the magick info list. It returns |
| 1566 | % MagickFalse if the name does not exist in the list otherwise MagickTrue. |
| 1567 | % |
| 1568 | % The format of the UnregisterMagickInfo method is: |
| 1569 | % |
| 1570 | % MagickBooleanType UnregisterMagickInfo(const char *name) |
| 1571 | % |
| 1572 | % A description of each parameter follows: |
| 1573 | % |
| 1574 | % o name: a character string that represents the image format we are |
| 1575 | % looking for. |
| 1576 | % |
| 1577 | */ |
| 1578 | MagickExport MagickBooleanType UnregisterMagickInfo(const char *name) |
| 1579 | { |
| 1580 | register const MagickInfo |
| 1581 | *p; |
| 1582 | |
| 1583 | MagickBooleanType |
| 1584 | status; |
| 1585 | |
| 1586 | assert(name != (const char *) NULL); |
| 1587 | if (magick_list == (SplayTreeInfo *) NULL) |
| 1588 | return(MagickFalse); |
| 1589 | if (GetNumberOfNodesInSplayTree(magick_list) == 0) |
| 1590 | return(MagickFalse); |
cristy | f84a193 | 2010-01-03 18:00:18 +0000 | [diff] [blame] | 1591 | LockSemaphoreInfo(magick_semaphore); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1592 | ResetSplayTreeIterator(magick_list); |
| 1593 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
| 1594 | while (p != (const MagickInfo *) NULL) |
| 1595 | { |
| 1596 | if (LocaleCompare(p->name,name) == 0) |
| 1597 | break; |
| 1598 | p=(const MagickInfo *) GetNextValueInSplayTree(magick_list); |
| 1599 | } |
| 1600 | status=DeleteNodeByValueFromSplayTree(magick_list,p); |
cristy | f84a193 | 2010-01-03 18:00:18 +0000 | [diff] [blame] | 1601 | UnlockSemaphoreInfo(magick_semaphore); |
cristy | 3ed852e | 2009-09-05 21:47:34 +0000 | [diff] [blame] | 1602 | return(status); |
| 1603 | } |