| File: | jdk/src/java.desktop/share/native/liblcms/cmstypes.c |
| Warning: | line 1934, column 9 Value stored to 'n' is never read |
Press '?' to see keyboard shortcuts
Keyboard shortcuts:
| 1 | /* |
| 2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 3 | * |
| 4 | * This code is free software; you can redistribute it and/or modify it |
| 5 | * under the terms of the GNU General Public License version 2 only, as |
| 6 | * published by the Free Software Foundation. Oracle designates this |
| 7 | * particular file as subject to the "Classpath" exception as provided |
| 8 | * by Oracle in the LICENSE file that accompanied this code. |
| 9 | * |
| 10 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 13 | * version 2 for more details (a copy is included in the LICENSE file that |
| 14 | * accompanied this code). |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License version |
| 17 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 18 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 19 | * |
| 20 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| 21 | * or visit www.oracle.com if you need additional information or have any |
| 22 | * questions. |
| 23 | */ |
| 24 | |
| 25 | // This file is available under and governed by the GNU General Public |
| 26 | // License version 2 only, as published by the Free Software Foundation. |
| 27 | // However, the following notice accompanied the original version of this |
| 28 | // file: |
| 29 | // |
| 30 | //--------------------------------------------------------------------------------- |
| 31 | // |
| 32 | // Little Color Management System |
| 33 | // Copyright (c) 1998-2020 Marti Maria Saguer |
| 34 | // |
| 35 | // Permission is hereby granted, free of charge, to any person obtaining |
| 36 | // a copy of this software and associated documentation files (the "Software"), |
| 37 | // to deal in the Software without restriction, including without limitation |
| 38 | // the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 39 | // and/or sell copies of the Software, and to permit persons to whom the Software |
| 40 | // is furnished to do so, subject to the following conditions: |
| 41 | // |
| 42 | // The above copyright notice and this permission notice shall be included in |
| 43 | // all copies or substantial portions of the Software. |
| 44 | // |
| 45 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 46 | // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO |
| 47 | // THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 48 | // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
| 49 | // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| 50 | // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| 51 | // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 52 | // |
| 53 | //--------------------------------------------------------------------------------- |
| 54 | // |
| 55 | |
| 56 | #include "lcms2_internal.h" |
| 57 | |
| 58 | // Tag Serialization ----------------------------------------------------------------------------- |
| 59 | // This file implements every single tag and tag type as described in the ICC spec. Some types |
| 60 | // have been deprecated, like ncl and Data. There is no implementation for those types as there |
| 61 | // are no profiles holding them. The programmer can also extend this list by defining his own types |
| 62 | // by using the appropriate plug-in. There are three types of plug ins regarding that. First type |
| 63 | // allows to define new tags using any existing type. Next plug-in type allows to define new types |
| 64 | // and the third one is very specific: allows to extend the number of elements in the multiprocessing |
| 65 | // elements special type. |
| 66 | //-------------------------------------------------------------------------------------------------- |
| 67 | |
| 68 | // Some broken types |
| 69 | #define cmsCorbisBrokenXYZtype((cmsTagTypeSignature) 0x17A505B8) ((cmsTagTypeSignature) 0x17A505B8) |
| 70 | #define cmsMonacoBrokenCurveType((cmsTagTypeSignature) 0x9478ee00) ((cmsTagTypeSignature) 0x9478ee00) |
| 71 | |
| 72 | // This is the linked list that keeps track of the defined types |
| 73 | typedef struct _cmsTagTypeLinkedList_st { |
| 74 | |
| 75 | cmsTagTypeHandler Handler; |
| 76 | struct _cmsTagTypeLinkedList_st* Next; |
| 77 | |
| 78 | } _cmsTagTypeLinkedList; |
| 79 | |
| 80 | // Some macros to define callbacks. |
| 81 | #define READ_FN(x)Type_x_Read Type_##x##_Read |
| 82 | #define WRITE_FN(x)Type_x_Write Type_##x##_Write |
| 83 | #define FREE_FN(x)Type_x_Free Type_##x##_Free |
| 84 | #define DUP_FN(x)Type_x_Dup Type_##x##_Dup |
| 85 | |
| 86 | // Helper macro to define a handler. Callbacks do have a fixed naming convention. |
| 87 | #define TYPE_HANDLER(t, x){ (t), Type_x_Read, Type_x_Write, Type_x_Dup, Type_x_Free, (( void*)0), 0 } { (t), READ_FN(x)Type_x_Read, WRITE_FN(x)Type_x_Write, DUP_FN(x)Type_x_Dup, FREE_FN(x)Type_x_Free, NULL((void*)0), 0 } |
| 88 | |
| 89 | // Helper macro to define a MPE handler. Callbacks do have a fixed naming convention |
| 90 | #define TYPE_MPE_HANDLER(t, x){ (t), Type_x_Read, Type_x_Write, GenericMPEdup, GenericMPEfree , ((void*)0), 0 } { (t), READ_FN(x)Type_x_Read, WRITE_FN(x)Type_x_Write, GenericMPEdup, GenericMPEfree, NULL((void*)0), 0 } |
| 91 | |
| 92 | // Infinites |
| 93 | #define MINUS_INF(-1E22F) (-1E22F) |
| 94 | #define PLUS_INF(+1E22F) (+1E22F) |
| 95 | |
| 96 | |
| 97 | // Register a new type handler. This routine is shared between normal types and MPE. LinkedList points to the optional list head |
| 98 | static |
| 99 | cmsBool RegisterTypesPlugin(cmsContext id, cmsPluginBase* Data, _cmsMemoryClient pos) |
| 100 | { |
| 101 | cmsPluginTagType* Plugin = (cmsPluginTagType*) Data; |
| 102 | _cmsTagTypePluginChunkType* ctx = ( _cmsTagTypePluginChunkType*) _cmsContextGetClientChunk(id, pos); |
| 103 | _cmsTagTypeLinkedList *pt; |
| 104 | |
| 105 | // Calling the function with NULL as plug-in would unregister the plug in. |
| 106 | if (Data == NULL((void*)0)) { |
| 107 | |
| 108 | // There is no need to set free the memory, as pool is destroyed as a whole. |
| 109 | ctx ->TagTypes = NULL((void*)0); |
| 110 | return TRUE1; |
| 111 | } |
| 112 | |
| 113 | // Registering happens in plug-in memory pool. |
| 114 | pt = (_cmsTagTypeLinkedList*) _cmsPluginMalloc(id, sizeof(_cmsTagTypeLinkedList)); |
| 115 | if (pt == NULL((void*)0)) return FALSE0; |
| 116 | |
| 117 | pt ->Handler = Plugin ->Handler; |
| 118 | pt ->Next = ctx ->TagTypes; |
| 119 | |
| 120 | ctx ->TagTypes = pt; |
| 121 | |
| 122 | return TRUE1; |
| 123 | } |
| 124 | |
| 125 | // Return handler for a given type or NULL if not found. Shared between normal types and MPE. It first tries the additons |
| 126 | // made by plug-ins and then the built-in defaults. |
| 127 | static |
| 128 | cmsTagTypeHandler* GetHandler(cmsTagTypeSignature sig, _cmsTagTypeLinkedList* PluginLinkedList, _cmsTagTypeLinkedList* DefaultLinkedList) |
| 129 | { |
| 130 | _cmsTagTypeLinkedList* pt; |
| 131 | |
| 132 | for (pt = PluginLinkedList; |
| 133 | pt != NULL((void*)0); |
| 134 | pt = pt ->Next) { |
| 135 | |
| 136 | if (sig == pt -> Handler.Signature) return &pt ->Handler; |
| 137 | } |
| 138 | |
| 139 | for (pt = DefaultLinkedList; |
| 140 | pt != NULL((void*)0); |
| 141 | pt = pt ->Next) { |
| 142 | |
| 143 | if (sig == pt -> Handler.Signature) return &pt ->Handler; |
| 144 | } |
| 145 | |
| 146 | return NULL((void*)0); |
| 147 | } |
| 148 | |
| 149 | |
| 150 | // Auxiliary to convert UTF-32 to UTF-16 in some cases |
| 151 | static |
| 152 | cmsBool _cmsWriteWCharArray(cmsIOHANDLER* io, cmsUInt32Number n, const wchar_t* Array) |
| 153 | { |
| 154 | cmsUInt32Number i; |
| 155 | |
| 156 | _cmsAssert(io != NULL)(((io != ((void*)0))) ? (void) (0) : __assert_fail ("(io != ((void*)0))" , "/home/daniel/Projects/java/jdk/src/java.desktop/share/native/liblcms/cmstypes.c" , 156, __extension__ __PRETTY_FUNCTION__)); |
| 157 | _cmsAssert(!(Array == NULL && n > 0))(((!(Array == ((void*)0) && n > 0))) ? (void) (0) : __assert_fail ("(!(Array == ((void*)0) && n > 0))" , "/home/daniel/Projects/java/jdk/src/java.desktop/share/native/liblcms/cmstypes.c" , 157, __extension__ __PRETTY_FUNCTION__)); |
| 158 | |
| 159 | for (i=0; i < n; i++) { |
| 160 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) Array[i])) return FALSE0; |
| 161 | } |
| 162 | |
| 163 | return TRUE1; |
| 164 | } |
| 165 | |
| 166 | // Auxiliary to read an array of wchar_t |
| 167 | static |
| 168 | cmsBool _cmsReadWCharArray(cmsIOHANDLER* io, cmsUInt32Number n, wchar_t* Array) |
| 169 | { |
| 170 | cmsUInt32Number i; |
| 171 | cmsUInt16Number tmp; |
| 172 | |
| 173 | _cmsAssert(io != NULL)(((io != ((void*)0))) ? (void) (0) : __assert_fail ("(io != ((void*)0))" , "/home/daniel/Projects/java/jdk/src/java.desktop/share/native/liblcms/cmstypes.c" , 173, __extension__ __PRETTY_FUNCTION__)); |
| 174 | |
| 175 | for (i=0; i < n; i++) { |
| 176 | |
| 177 | if (Array != NULL((void*)0)) { |
| 178 | |
| 179 | if (!_cmsReadUInt16Number(io, &tmp)) return FALSE0; |
| 180 | Array[i] = (wchar_t) tmp; |
| 181 | } |
| 182 | else { |
| 183 | if (!_cmsReadUInt16Number(io, NULL((void*)0))) return FALSE0; |
| 184 | } |
| 185 | |
| 186 | } |
| 187 | return TRUE1; |
| 188 | } |
| 189 | |
| 190 | // To deal with position tables |
| 191 | typedef cmsBool (* PositionTableEntryFn)(struct _cms_typehandler_struct* self, |
| 192 | cmsIOHANDLER* io, |
| 193 | void* Cargo, |
| 194 | cmsUInt32Number n, |
| 195 | cmsUInt32Number SizeOfTag); |
| 196 | |
| 197 | // Helper function to deal with position tables as described in ICC spec 4.3 |
| 198 | // A table of n elements is read, where first comes n records containing offsets and sizes and |
| 199 | // then a block containing the data itself. This allows to reuse same data in more than one entry |
| 200 | static |
| 201 | cmsBool ReadPositionTable(struct _cms_typehandler_struct* self, |
| 202 | cmsIOHANDLER* io, |
| 203 | cmsUInt32Number Count, |
| 204 | cmsUInt32Number BaseOffset, |
| 205 | void *Cargo, |
| 206 | PositionTableEntryFn ElementFn) |
| 207 | { |
| 208 | cmsUInt32Number i; |
| 209 | cmsUInt32Number *ElementOffsets = NULL((void*)0), *ElementSizes = NULL((void*)0); |
| 210 | cmsUInt32Number currentPosition; |
| 211 | |
| 212 | currentPosition = io->Tell(io); |
| 213 | |
| 214 | // Verify there is enough space left to read at least two cmsUInt32Number items for Count items. |
| 215 | if (((io->ReportedSize - currentPosition) / (2 * sizeof(cmsUInt32Number))) < Count) |
| 216 | return FALSE0; |
| 217 | |
| 218 | // Let's take the offsets to each element |
| 219 | ElementOffsets = (cmsUInt32Number *) _cmsCalloc(io ->ContextID, Count, sizeof(cmsUInt32Number)); |
| 220 | if (ElementOffsets == NULL((void*)0)) goto Error; |
| 221 | |
| 222 | ElementSizes = (cmsUInt32Number *) _cmsCalloc(io ->ContextID, Count, sizeof(cmsUInt32Number)); |
| 223 | if (ElementSizes == NULL((void*)0)) goto Error; |
| 224 | |
| 225 | for (i=0; i < Count; i++) { |
| 226 | |
| 227 | if (!_cmsReadUInt32Number(io, &ElementOffsets[i])) goto Error; |
| 228 | if (!_cmsReadUInt32Number(io, &ElementSizes[i])) goto Error; |
| 229 | |
| 230 | ElementOffsets[i] += BaseOffset; |
| 231 | } |
| 232 | |
| 233 | // Seek to each element and read it |
| 234 | for (i=0; i < Count; i++) { |
| 235 | |
| 236 | if (!io -> Seek(io, ElementOffsets[i])) goto Error; |
| 237 | |
| 238 | // This is the reader callback |
| 239 | if (!ElementFn(self, io, Cargo, i, ElementSizes[i])) goto Error; |
| 240 | } |
| 241 | |
| 242 | // Success |
| 243 | if (ElementOffsets != NULL((void*)0)) _cmsFree(io ->ContextID, ElementOffsets); |
| 244 | if (ElementSizes != NULL((void*)0)) _cmsFree(io ->ContextID, ElementSizes); |
| 245 | return TRUE1; |
| 246 | |
| 247 | Error: |
| 248 | if (ElementOffsets != NULL((void*)0)) _cmsFree(io ->ContextID, ElementOffsets); |
| 249 | if (ElementSizes != NULL((void*)0)) _cmsFree(io ->ContextID, ElementSizes); |
| 250 | return FALSE0; |
| 251 | } |
| 252 | |
| 253 | // Same as anterior, but for write position tables |
| 254 | static |
| 255 | cmsBool WritePositionTable(struct _cms_typehandler_struct* self, |
| 256 | cmsIOHANDLER* io, |
| 257 | cmsUInt32Number SizeOfTag, |
| 258 | cmsUInt32Number Count, |
| 259 | cmsUInt32Number BaseOffset, |
| 260 | void *Cargo, |
| 261 | PositionTableEntryFn ElementFn) |
| 262 | { |
| 263 | cmsUInt32Number i; |
| 264 | cmsUInt32Number DirectoryPos, CurrentPos, Before; |
| 265 | cmsUInt32Number *ElementOffsets = NULL((void*)0), *ElementSizes = NULL((void*)0); |
| 266 | |
| 267 | // Create table |
| 268 | ElementOffsets = (cmsUInt32Number *) _cmsCalloc(io ->ContextID, Count, sizeof(cmsUInt32Number)); |
| 269 | if (ElementOffsets == NULL((void*)0)) goto Error; |
| 270 | |
| 271 | ElementSizes = (cmsUInt32Number *) _cmsCalloc(io ->ContextID, Count, sizeof(cmsUInt32Number)); |
| 272 | if (ElementSizes == NULL((void*)0)) goto Error; |
| 273 | |
| 274 | // Keep starting position of curve offsets |
| 275 | DirectoryPos = io ->Tell(io); |
| 276 | |
| 277 | // Write a fake directory to be filled latter on |
| 278 | for (i=0; i < Count; i++) { |
| 279 | |
| 280 | if (!_cmsWriteUInt32Number(io, 0)) goto Error; // Offset |
| 281 | if (!_cmsWriteUInt32Number(io, 0)) goto Error; // size |
| 282 | } |
| 283 | |
| 284 | // Write each element. Keep track of the size as well. |
| 285 | for (i=0; i < Count; i++) { |
| 286 | |
| 287 | Before = io ->Tell(io); |
| 288 | ElementOffsets[i] = Before - BaseOffset; |
| 289 | |
| 290 | // Callback to write... |
| 291 | if (!ElementFn(self, io, Cargo, i, SizeOfTag)) goto Error; |
| 292 | |
| 293 | // Now the size |
| 294 | ElementSizes[i] = io ->Tell(io) - Before; |
| 295 | } |
| 296 | |
| 297 | // Write the directory |
| 298 | CurrentPos = io ->Tell(io); |
| 299 | if (!io ->Seek(io, DirectoryPos)) goto Error; |
| 300 | |
| 301 | for (i=0; i < Count; i++) { |
| 302 | if (!_cmsWriteUInt32Number(io, ElementOffsets[i])) goto Error; |
| 303 | if (!_cmsWriteUInt32Number(io, ElementSizes[i])) goto Error; |
| 304 | } |
| 305 | |
| 306 | if (!io ->Seek(io, CurrentPos)) goto Error; |
| 307 | |
| 308 | if (ElementOffsets != NULL((void*)0)) _cmsFree(io ->ContextID, ElementOffsets); |
| 309 | if (ElementSizes != NULL((void*)0)) _cmsFree(io ->ContextID, ElementSizes); |
| 310 | return TRUE1; |
| 311 | |
| 312 | Error: |
| 313 | if (ElementOffsets != NULL((void*)0)) _cmsFree(io ->ContextID, ElementOffsets); |
| 314 | if (ElementSizes != NULL((void*)0)) _cmsFree(io ->ContextID, ElementSizes); |
| 315 | return FALSE0; |
| 316 | } |
| 317 | |
| 318 | |
| 319 | // ******************************************************************************** |
| 320 | // Type XYZ. Only one value is allowed |
| 321 | // ******************************************************************************** |
| 322 | |
| 323 | //The XYZType contains an array of three encoded values for the XYZ tristimulus |
| 324 | //values. Tristimulus values must be non-negative. The signed encoding allows for |
| 325 | //implementation optimizations by minimizing the number of fixed formats. |
| 326 | |
| 327 | |
| 328 | static |
| 329 | void *Type_XYZ_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 330 | { |
| 331 | cmsCIEXYZ* xyz; |
| 332 | |
| 333 | *nItems = 0; |
| 334 | xyz = (cmsCIEXYZ*) _cmsMallocZero(self ->ContextID, sizeof(cmsCIEXYZ)); |
| 335 | if (xyz == NULL((void*)0)) return NULL((void*)0); |
| 336 | |
| 337 | if (!_cmsReadXYZNumber(io, xyz)) { |
| 338 | _cmsFree(self ->ContextID, xyz); |
| 339 | return NULL((void*)0); |
| 340 | } |
| 341 | |
| 342 | *nItems = 1; |
| 343 | return (void*) xyz; |
| 344 | |
| 345 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 346 | } |
| 347 | |
| 348 | static |
| 349 | cmsBool Type_XYZ_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 350 | { |
| 351 | return _cmsWriteXYZNumber(io, (cmsCIEXYZ*) Ptr); |
| 352 | |
| 353 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 354 | cmsUNUSED_PARAMETER(self)((void)self); |
| 355 | } |
| 356 | |
| 357 | static |
| 358 | void* Type_XYZ_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 359 | { |
| 360 | return _cmsDupMem(self ->ContextID, Ptr, sizeof(cmsCIEXYZ)); |
| 361 | |
| 362 | cmsUNUSED_PARAMETER(n)((void)n); |
| 363 | } |
| 364 | |
| 365 | static |
| 366 | void Type_XYZ_Free(struct _cms_typehandler_struct* self, void *Ptr) |
| 367 | { |
| 368 | _cmsFree(self ->ContextID, Ptr); |
| 369 | } |
| 370 | |
| 371 | |
| 372 | static |
| 373 | cmsTagTypeSignature DecideXYZtype(cmsFloat64Number ICCVersion, const void *Data) |
| 374 | { |
| 375 | return cmsSigXYZType; |
| 376 | |
| 377 | cmsUNUSED_PARAMETER(ICCVersion)((void)ICCVersion); |
| 378 | cmsUNUSED_PARAMETER(Data)((void)Data); |
| 379 | } |
| 380 | |
| 381 | |
| 382 | // ******************************************************************************** |
| 383 | // Type chromaticity. Only one value is allowed |
| 384 | // ******************************************************************************** |
| 385 | // The chromaticity tag type provides basic chromaticity data and type of |
| 386 | // phosphors or colorants of a monitor to applications and utilities. |
| 387 | |
| 388 | static |
| 389 | void *Type_Chromaticity_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 390 | { |
| 391 | cmsCIExyYTRIPLE* chrm; |
| 392 | cmsUInt16Number nChans, Table; |
| 393 | |
| 394 | *nItems = 0; |
| 395 | chrm = (cmsCIExyYTRIPLE*) _cmsMallocZero(self ->ContextID, sizeof(cmsCIExyYTRIPLE)); |
| 396 | if (chrm == NULL((void*)0)) return NULL((void*)0); |
| 397 | |
| 398 | if (!_cmsReadUInt16Number(io, &nChans)) goto Error; |
| 399 | |
| 400 | // Let's recover from a bug introduced in early versions of lcms1 |
| 401 | if (nChans == 0 && SizeOfTag == 32) { |
| 402 | |
| 403 | if (!_cmsReadUInt16Number(io, NULL((void*)0))) goto Error; |
| 404 | if (!_cmsReadUInt16Number(io, &nChans)) goto Error; |
| 405 | } |
| 406 | |
| 407 | if (nChans != 3) goto Error; |
| 408 | |
| 409 | if (!_cmsReadUInt16Number(io, &Table)) goto Error; |
| 410 | |
| 411 | if (!_cmsRead15Fixed16Number(io, &chrm ->Red.x)) goto Error; |
| 412 | if (!_cmsRead15Fixed16Number(io, &chrm ->Red.y)) goto Error; |
| 413 | |
| 414 | chrm ->Red.Y = 1.0; |
| 415 | |
| 416 | if (!_cmsRead15Fixed16Number(io, &chrm ->Green.x)) goto Error; |
| 417 | if (!_cmsRead15Fixed16Number(io, &chrm ->Green.y)) goto Error; |
| 418 | |
| 419 | chrm ->Green.Y = 1.0; |
| 420 | |
| 421 | if (!_cmsRead15Fixed16Number(io, &chrm ->Blue.x)) goto Error; |
| 422 | if (!_cmsRead15Fixed16Number(io, &chrm ->Blue.y)) goto Error; |
| 423 | |
| 424 | chrm ->Blue.Y = 1.0; |
| 425 | |
| 426 | *nItems = 1; |
| 427 | return (void*) chrm; |
| 428 | |
| 429 | Error: |
| 430 | _cmsFree(self ->ContextID, (void*) chrm); |
| 431 | return NULL((void*)0); |
| 432 | |
| 433 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 434 | } |
| 435 | |
| 436 | static |
| 437 | cmsBool SaveOneChromaticity(cmsFloat64Number x, cmsFloat64Number y, cmsIOHANDLER* io) |
| 438 | { |
| 439 | if (!_cmsWriteUInt32Number(io, (cmsUInt32Number) _cmsDoubleTo15Fixed16(x))) return FALSE0; |
| 440 | if (!_cmsWriteUInt32Number(io, (cmsUInt32Number) _cmsDoubleTo15Fixed16(y))) return FALSE0; |
| 441 | |
| 442 | return TRUE1; |
| 443 | } |
| 444 | |
| 445 | static |
| 446 | cmsBool Type_Chromaticity_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 447 | { |
| 448 | cmsCIExyYTRIPLE* chrm = (cmsCIExyYTRIPLE*) Ptr; |
| 449 | |
| 450 | if (!_cmsWriteUInt16Number(io, 3)) return FALSE0; // nChannels |
| 451 | if (!_cmsWriteUInt16Number(io, 0)) return FALSE0; // Table |
| 452 | |
| 453 | if (!SaveOneChromaticity(chrm -> Red.x, chrm -> Red.y, io)) return FALSE0; |
| 454 | if (!SaveOneChromaticity(chrm -> Green.x, chrm -> Green.y, io)) return FALSE0; |
| 455 | if (!SaveOneChromaticity(chrm -> Blue.x, chrm -> Blue.y, io)) return FALSE0; |
| 456 | |
| 457 | return TRUE1; |
| 458 | |
| 459 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 460 | cmsUNUSED_PARAMETER(self)((void)self); |
| 461 | } |
| 462 | |
| 463 | static |
| 464 | void* Type_Chromaticity_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 465 | { |
| 466 | return _cmsDupMem(self ->ContextID, Ptr, sizeof(cmsCIExyYTRIPLE)); |
| 467 | |
| 468 | cmsUNUSED_PARAMETER(n)((void)n); |
| 469 | } |
| 470 | |
| 471 | static |
| 472 | void Type_Chromaticity_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 473 | { |
| 474 | _cmsFree(self ->ContextID, Ptr); |
| 475 | } |
| 476 | |
| 477 | |
| 478 | // ******************************************************************************** |
| 479 | // Type cmsSigColorantOrderType |
| 480 | // ******************************************************************************** |
| 481 | |
| 482 | // This is an optional tag which specifies the laydown order in which colorants will |
| 483 | // be printed on an n-colorant device. The laydown order may be the same as the |
| 484 | // channel generation order listed in the colorantTableTag or the channel order of a |
| 485 | // colour space such as CMYK, in which case this tag is not needed. When this is not |
| 486 | // the case (for example, ink-towers sometimes use the order KCMY), this tag may be |
| 487 | // used to specify the laydown order of the colorants. |
| 488 | |
| 489 | |
| 490 | static |
| 491 | void *Type_ColorantOrderType_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 492 | { |
| 493 | cmsUInt8Number* ColorantOrder; |
| 494 | cmsUInt32Number Count; |
| 495 | |
| 496 | *nItems = 0; |
| 497 | if (!_cmsReadUInt32Number(io, &Count)) return NULL((void*)0); |
| 498 | if (Count > cmsMAXCHANNELS16) return NULL((void*)0); |
| 499 | |
| 500 | ColorantOrder = (cmsUInt8Number*) _cmsCalloc(self ->ContextID, cmsMAXCHANNELS16, sizeof(cmsUInt8Number)); |
| 501 | if (ColorantOrder == NULL((void*)0)) return NULL((void*)0); |
| 502 | |
| 503 | // We use FF as end marker |
| 504 | memset(ColorantOrder, 0xFF, cmsMAXCHANNELS16 * sizeof(cmsUInt8Number)); |
| 505 | |
| 506 | if (io ->Read(io, ColorantOrder, sizeof(cmsUInt8Number), Count) != Count) { |
| 507 | |
| 508 | _cmsFree(self ->ContextID, (void*) ColorantOrder); |
| 509 | return NULL((void*)0); |
| 510 | } |
| 511 | |
| 512 | *nItems = 1; |
| 513 | return (void*) ColorantOrder; |
| 514 | |
| 515 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 516 | } |
| 517 | |
| 518 | static |
| 519 | cmsBool Type_ColorantOrderType_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 520 | { |
| 521 | cmsUInt8Number* ColorantOrder = (cmsUInt8Number*) Ptr; |
| 522 | cmsUInt32Number i, sz, Count; |
| 523 | |
| 524 | // Get the length |
| 525 | for (Count=i=0; i < cmsMAXCHANNELS16; i++) { |
| 526 | if (ColorantOrder[i] != 0xFF) Count++; |
| 527 | } |
| 528 | |
| 529 | if (!_cmsWriteUInt32Number(io, Count)) return FALSE0; |
| 530 | |
| 531 | sz = Count * sizeof(cmsUInt8Number); |
| 532 | if (!io -> Write(io, sz, ColorantOrder)) return FALSE0; |
| 533 | |
| 534 | return TRUE1; |
| 535 | |
| 536 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 537 | cmsUNUSED_PARAMETER(self)((void)self); |
| 538 | } |
| 539 | |
| 540 | static |
| 541 | void* Type_ColorantOrderType_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 542 | { |
| 543 | return _cmsDupMem(self ->ContextID, Ptr, cmsMAXCHANNELS16 * sizeof(cmsUInt8Number)); |
| 544 | |
| 545 | cmsUNUSED_PARAMETER(n)((void)n); |
| 546 | } |
| 547 | |
| 548 | |
| 549 | static |
| 550 | void Type_ColorantOrderType_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 551 | { |
| 552 | _cmsFree(self ->ContextID, Ptr); |
| 553 | } |
| 554 | |
| 555 | // ******************************************************************************** |
| 556 | // Type cmsSigS15Fixed16ArrayType |
| 557 | // ******************************************************************************** |
| 558 | // This type represents an array of generic 4-byte/32-bit fixed point quantity. |
| 559 | // The number of values is determined from the size of the tag. |
| 560 | |
| 561 | static |
| 562 | void *Type_S15Fixed16_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 563 | { |
| 564 | cmsFloat64Number* array_double; |
| 565 | cmsUInt32Number i, n; |
| 566 | |
| 567 | *nItems = 0; |
| 568 | n = SizeOfTag / sizeof(cmsUInt32Number); |
| 569 | array_double = (cmsFloat64Number*) _cmsCalloc(self ->ContextID, n, sizeof(cmsFloat64Number)); |
| 570 | if (array_double == NULL((void*)0)) return NULL((void*)0); |
| 571 | |
| 572 | for (i=0; i < n; i++) { |
| 573 | |
| 574 | if (!_cmsRead15Fixed16Number(io, &array_double[i])) { |
| 575 | |
| 576 | _cmsFree(self ->ContextID, array_double); |
| 577 | return NULL((void*)0); |
| 578 | } |
| 579 | } |
| 580 | |
| 581 | *nItems = n; |
| 582 | return (void*) array_double; |
| 583 | } |
| 584 | |
| 585 | static |
| 586 | cmsBool Type_S15Fixed16_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 587 | { |
| 588 | cmsFloat64Number* Value = (cmsFloat64Number*) Ptr; |
| 589 | cmsUInt32Number i; |
| 590 | |
| 591 | for (i=0; i < nItems; i++) { |
| 592 | |
| 593 | if (!_cmsWrite15Fixed16Number(io, Value[i])) return FALSE0; |
| 594 | } |
| 595 | |
| 596 | return TRUE1; |
| 597 | |
| 598 | cmsUNUSED_PARAMETER(self)((void)self); |
| 599 | } |
| 600 | |
| 601 | static |
| 602 | void* Type_S15Fixed16_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 603 | { |
| 604 | return _cmsDupMem(self ->ContextID, Ptr, n * sizeof(cmsFloat64Number)); |
| 605 | } |
| 606 | |
| 607 | |
| 608 | static |
| 609 | void Type_S15Fixed16_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 610 | { |
| 611 | _cmsFree(self ->ContextID, Ptr); |
| 612 | } |
| 613 | |
| 614 | // ******************************************************************************** |
| 615 | // Type cmsSigU16Fixed16ArrayType |
| 616 | // ******************************************************************************** |
| 617 | // This type represents an array of generic 4-byte/32-bit quantity. |
| 618 | // The number of values is determined from the size of the tag. |
| 619 | |
| 620 | |
| 621 | static |
| 622 | void *Type_U16Fixed16_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 623 | { |
| 624 | cmsFloat64Number* array_double; |
| 625 | cmsUInt32Number v; |
| 626 | cmsUInt32Number i, n; |
| 627 | |
| 628 | *nItems = 0; |
| 629 | n = SizeOfTag / sizeof(cmsUInt32Number); |
| 630 | array_double = (cmsFloat64Number*) _cmsCalloc(self ->ContextID, n, sizeof(cmsFloat64Number)); |
| 631 | if (array_double == NULL((void*)0)) return NULL((void*)0); |
| 632 | |
| 633 | for (i=0; i < n; i++) { |
| 634 | |
| 635 | if (!_cmsReadUInt32Number(io, &v)) { |
| 636 | _cmsFree(self ->ContextID, (void*) array_double); |
| 637 | return NULL((void*)0); |
| 638 | } |
| 639 | |
| 640 | // Convert to cmsFloat64Number |
| 641 | array_double[i] = (cmsFloat64Number) (v / 65536.0); |
| 642 | } |
| 643 | |
| 644 | *nItems = n; |
| 645 | return (void*) array_double; |
| 646 | } |
| 647 | |
| 648 | static |
| 649 | cmsBool Type_U16Fixed16_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 650 | { |
| 651 | cmsFloat64Number* Value = (cmsFloat64Number*) Ptr; |
| 652 | cmsUInt32Number i; |
| 653 | |
| 654 | for (i=0; i < nItems; i++) { |
| 655 | |
| 656 | cmsUInt32Number v = (cmsUInt32Number) floor(Value[i]*65536.0 + 0.5); |
| 657 | |
| 658 | if (!_cmsWriteUInt32Number(io, v)) return FALSE0; |
| 659 | } |
| 660 | |
| 661 | return TRUE1; |
| 662 | |
| 663 | cmsUNUSED_PARAMETER(self)((void)self); |
| 664 | } |
| 665 | |
| 666 | |
| 667 | static |
| 668 | void* Type_U16Fixed16_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 669 | { |
| 670 | return _cmsDupMem(self ->ContextID, Ptr, n * sizeof(cmsFloat64Number)); |
| 671 | } |
| 672 | |
| 673 | static |
| 674 | void Type_U16Fixed16_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 675 | { |
| 676 | _cmsFree(self ->ContextID, Ptr); |
| 677 | } |
| 678 | |
| 679 | // ******************************************************************************** |
| 680 | // Type cmsSigSignatureType |
| 681 | // ******************************************************************************** |
| 682 | // |
| 683 | // The signatureType contains a four-byte sequence, Sequences of less than four |
| 684 | // characters are padded at the end with spaces, 20h. |
| 685 | // Typically this type is used for registered tags that can be displayed on many |
| 686 | // development systems as a sequence of four characters. |
| 687 | |
| 688 | static |
| 689 | void *Type_Signature_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 690 | { |
| 691 | cmsSignature* SigPtr = (cmsSignature*) _cmsMalloc(self ->ContextID, sizeof(cmsSignature)); |
| 692 | if (SigPtr == NULL((void*)0)) return NULL((void*)0); |
| 693 | |
| 694 | if (!_cmsReadUInt32Number(io, SigPtr)) return NULL((void*)0); |
| 695 | *nItems = 1; |
| 696 | |
| 697 | return SigPtr; |
| 698 | |
| 699 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 700 | } |
| 701 | |
| 702 | static |
| 703 | cmsBool Type_Signature_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 704 | { |
| 705 | cmsSignature* SigPtr = (cmsSignature*) Ptr; |
| 706 | |
| 707 | return _cmsWriteUInt32Number(io, *SigPtr); |
| 708 | |
| 709 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 710 | cmsUNUSED_PARAMETER(self)((void)self); |
| 711 | } |
| 712 | |
| 713 | static |
| 714 | void* Type_Signature_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 715 | { |
| 716 | return _cmsDupMem(self ->ContextID, Ptr, n * sizeof(cmsSignature)); |
| 717 | } |
| 718 | |
| 719 | static |
| 720 | void Type_Signature_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 721 | { |
| 722 | _cmsFree(self ->ContextID, Ptr); |
| 723 | } |
| 724 | |
| 725 | |
| 726 | // ******************************************************************************** |
| 727 | // Type cmsSigTextType |
| 728 | // ******************************************************************************** |
| 729 | // |
| 730 | // The textType is a simple text structure that contains a 7-bit ASCII text string. |
| 731 | // The length of the string is obtained by subtracting 8 from the element size portion |
| 732 | // of the tag itself. This string must be terminated with a 00h byte. |
| 733 | |
| 734 | static |
| 735 | void *Type_Text_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 736 | { |
| 737 | char* Text = NULL((void*)0); |
| 738 | cmsMLU* mlu = NULL((void*)0); |
| 739 | |
| 740 | // Create a container |
| 741 | mlu = cmsMLUalloc(self ->ContextID, 1); |
| 742 | if (mlu == NULL((void*)0)) return NULL((void*)0); |
| 743 | |
| 744 | *nItems = 0; |
| 745 | |
| 746 | // We need to store the "\0" at the end, so +1 |
| 747 | if (SizeOfTag == UINT_MAX(2147483647 *2U +1U)) goto Error; |
| 748 | |
| 749 | Text = (char*) _cmsMalloc(self ->ContextID, SizeOfTag + 1); |
| 750 | if (Text == NULL((void*)0)) goto Error; |
| 751 | |
| 752 | if (io -> Read(io, Text, sizeof(char), SizeOfTag) != SizeOfTag) goto Error; |
| 753 | |
| 754 | // Make sure text is properly ended |
| 755 | Text[SizeOfTag] = 0; |
| 756 | *nItems = 1; |
| 757 | |
| 758 | // Keep the result |
| 759 | if (!cmsMLUsetASCII(mlu, cmsNoLanguage"\0\0", cmsNoCountry"\0\0", Text)) goto Error; |
| 760 | |
| 761 | _cmsFree(self ->ContextID, Text); |
| 762 | return (void*) mlu; |
| 763 | |
| 764 | Error: |
| 765 | if (mlu != NULL((void*)0)) |
| 766 | cmsMLUfree(mlu); |
| 767 | if (Text != NULL((void*)0)) |
| 768 | _cmsFree(self ->ContextID, Text); |
| 769 | |
| 770 | return NULL((void*)0); |
| 771 | } |
| 772 | |
| 773 | // The conversion implies to choose a language. So, we choose the actual language. |
| 774 | static |
| 775 | cmsBool Type_Text_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 776 | { |
| 777 | cmsMLU* mlu = (cmsMLU*) Ptr; |
| 778 | cmsUInt32Number size; |
| 779 | cmsBool rc; |
| 780 | char* Text; |
| 781 | |
| 782 | // Get the size of the string. Note there is an extra "\0" at the end |
| 783 | size = cmsMLUgetASCII(mlu, cmsNoLanguage"\0\0", cmsNoCountry"\0\0", NULL((void*)0), 0); |
| 784 | if (size == 0) return FALSE0; // Cannot be zero! |
| 785 | |
| 786 | // Create memory |
| 787 | Text = (char*) _cmsMalloc(self ->ContextID, size); |
| 788 | if (Text == NULL((void*)0)) return FALSE0; |
| 789 | |
| 790 | cmsMLUgetASCII(mlu, cmsNoLanguage"\0\0", cmsNoCountry"\0\0", Text, size); |
| 791 | |
| 792 | // Write it, including separator |
| 793 | rc = io ->Write(io, size, Text); |
| 794 | |
| 795 | _cmsFree(self ->ContextID, Text); |
| 796 | return rc; |
| 797 | |
| 798 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 799 | } |
| 800 | |
| 801 | static |
| 802 | void* Type_Text_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 803 | { |
| 804 | return (void*) cmsMLUdup((cmsMLU*) Ptr); |
| 805 | |
| 806 | cmsUNUSED_PARAMETER(n)((void)n); |
| 807 | cmsUNUSED_PARAMETER(self)((void)self); |
| 808 | } |
| 809 | |
| 810 | |
| 811 | static |
| 812 | void Type_Text_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 813 | { |
| 814 | cmsMLU* mlu = (cmsMLU*) Ptr; |
| 815 | cmsMLUfree(mlu); |
| 816 | return; |
| 817 | |
| 818 | cmsUNUSED_PARAMETER(self)((void)self); |
| 819 | } |
| 820 | |
| 821 | static |
| 822 | cmsTagTypeSignature DecideTextType(cmsFloat64Number ICCVersion, const void *Data) |
| 823 | { |
| 824 | if (ICCVersion >= 4.0) |
| 825 | return cmsSigMultiLocalizedUnicodeType; |
| 826 | |
| 827 | return cmsSigTextType; |
| 828 | |
| 829 | cmsUNUSED_PARAMETER(Data)((void)Data); |
| 830 | } |
| 831 | |
| 832 | |
| 833 | // ******************************************************************************** |
| 834 | // Type cmsSigDataType |
| 835 | // ******************************************************************************** |
| 836 | |
| 837 | // General purpose data type |
| 838 | static |
| 839 | void *Type_Data_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 840 | { |
| 841 | cmsICCData* BinData; |
| 842 | cmsUInt32Number LenOfData; |
| 843 | |
| 844 | *nItems = 0; |
| 845 | |
| 846 | if (SizeOfTag < sizeof(cmsUInt32Number)) return NULL((void*)0); |
| 847 | |
| 848 | LenOfData = SizeOfTag - sizeof(cmsUInt32Number); |
| 849 | if (LenOfData > INT_MAX2147483647) return NULL((void*)0); |
| 850 | |
| 851 | BinData = (cmsICCData*) _cmsMalloc(self ->ContextID, sizeof(cmsICCData) + LenOfData - 1); |
| 852 | if (BinData == NULL((void*)0)) return NULL((void*)0); |
| 853 | |
| 854 | BinData ->len = LenOfData; |
| 855 | if (!_cmsReadUInt32Number(io, &BinData->flag)) { |
| 856 | _cmsFree(self ->ContextID, BinData); |
| 857 | return NULL((void*)0); |
| 858 | } |
| 859 | |
| 860 | if (io -> Read(io, BinData ->data, sizeof(cmsUInt8Number), LenOfData) != LenOfData) { |
| 861 | |
| 862 | _cmsFree(self ->ContextID, BinData); |
| 863 | return NULL((void*)0); |
| 864 | } |
| 865 | |
| 866 | *nItems = 1; |
| 867 | |
| 868 | return (void*) BinData; |
| 869 | } |
| 870 | |
| 871 | |
| 872 | static |
| 873 | cmsBool Type_Data_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 874 | { |
| 875 | cmsICCData* BinData = (cmsICCData*) Ptr; |
| 876 | |
| 877 | if (!_cmsWriteUInt32Number(io, BinData ->flag)) return FALSE0; |
| 878 | |
| 879 | return io ->Write(io, BinData ->len, BinData ->data); |
| 880 | |
| 881 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 882 | cmsUNUSED_PARAMETER(self)((void)self); |
| 883 | } |
| 884 | |
| 885 | |
| 886 | static |
| 887 | void* Type_Data_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 888 | { |
| 889 | cmsICCData* BinData = (cmsICCData*) Ptr; |
| 890 | |
| 891 | return _cmsDupMem(self ->ContextID, Ptr, sizeof(cmsICCData) + BinData ->len - 1); |
| 892 | |
| 893 | cmsUNUSED_PARAMETER(n)((void)n); |
| 894 | } |
| 895 | |
| 896 | static |
| 897 | void Type_Data_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 898 | { |
| 899 | _cmsFree(self ->ContextID, Ptr); |
| 900 | } |
| 901 | |
| 902 | // ******************************************************************************** |
| 903 | // Type cmsSigTextDescriptionType |
| 904 | // ******************************************************************************** |
| 905 | |
| 906 | static |
| 907 | void *Type_Text_Description_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 908 | { |
| 909 | char* Text = NULL((void*)0); |
| 910 | cmsMLU* mlu = NULL((void*)0); |
| 911 | cmsUInt32Number AsciiCount; |
| 912 | cmsUInt32Number i, UnicodeCode, UnicodeCount; |
| 913 | cmsUInt16Number ScriptCodeCode, Dummy; |
| 914 | cmsUInt8Number ScriptCodeCount; |
| 915 | |
| 916 | *nItems = 0; |
| 917 | |
| 918 | // One dword should be there |
| 919 | if (SizeOfTag < sizeof(cmsUInt32Number)) return NULL((void*)0); |
| 920 | |
| 921 | // Read len of ASCII |
| 922 | if (!_cmsReadUInt32Number(io, &AsciiCount)) return NULL((void*)0); |
| 923 | SizeOfTag -= sizeof(cmsUInt32Number); |
| 924 | |
| 925 | // Check for size |
| 926 | if (SizeOfTag < AsciiCount) return NULL((void*)0); |
| 927 | |
| 928 | // All seems Ok, allocate the container |
| 929 | mlu = cmsMLUalloc(self ->ContextID, 1); |
| 930 | if (mlu == NULL((void*)0)) return NULL((void*)0); |
| 931 | |
| 932 | // As many memory as size of tag |
| 933 | Text = (char*) _cmsMalloc(self ->ContextID, AsciiCount + 1); |
| 934 | if (Text == NULL((void*)0)) goto Error; |
| 935 | |
| 936 | // Read it |
| 937 | if (io ->Read(io, Text, sizeof(char), AsciiCount) != AsciiCount) goto Error; |
| 938 | SizeOfTag -= AsciiCount; |
| 939 | |
| 940 | // Make sure there is a terminator |
| 941 | Text[AsciiCount] = 0; |
| 942 | |
| 943 | // Set the MLU entry. From here we can be tolerant to wrong types |
| 944 | if (!cmsMLUsetASCII(mlu, cmsNoLanguage"\0\0", cmsNoCountry"\0\0", Text)) goto Error; |
| 945 | _cmsFree(self ->ContextID, (void*) Text); |
| 946 | Text = NULL((void*)0); |
| 947 | |
| 948 | // Skip Unicode code |
| 949 | if (SizeOfTag < 2* sizeof(cmsUInt32Number)) goto Done; |
| 950 | if (!_cmsReadUInt32Number(io, &UnicodeCode)) goto Done; |
| 951 | if (!_cmsReadUInt32Number(io, &UnicodeCount)) goto Done; |
| 952 | SizeOfTag -= 2* sizeof(cmsUInt32Number); |
| 953 | |
| 954 | if (SizeOfTag < UnicodeCount*sizeof(cmsUInt16Number)) goto Done; |
| 955 | |
| 956 | for (i=0; i < UnicodeCount; i++) { |
| 957 | if (!io ->Read(io, &Dummy, sizeof(cmsUInt16Number), 1)) goto Done; |
| 958 | } |
| 959 | SizeOfTag -= UnicodeCount*sizeof(cmsUInt16Number); |
| 960 | |
| 961 | // Skip ScriptCode code if present. Some buggy profiles does have less |
| 962 | // data that stricttly required. We need to skip it as this type may come |
| 963 | // embedded in other types. |
| 964 | |
| 965 | if (SizeOfTag >= sizeof(cmsUInt16Number) + sizeof(cmsUInt8Number) + 67) { |
| 966 | |
| 967 | if (!_cmsReadUInt16Number(io, &ScriptCodeCode)) goto Done; |
| 968 | if (!_cmsReadUInt8Number(io, &ScriptCodeCount)) goto Done; |
| 969 | |
| 970 | // Skip rest of tag |
| 971 | for (i=0; i < 67; i++) { |
| 972 | if (!io ->Read(io, &Dummy, sizeof(cmsUInt8Number), 1)) goto Error; |
| 973 | } |
| 974 | } |
| 975 | |
| 976 | Done: |
| 977 | |
| 978 | *nItems = 1; |
| 979 | return mlu; |
| 980 | |
| 981 | Error: |
| 982 | if (Text) _cmsFree(self ->ContextID, (void*) Text); |
| 983 | if (mlu) cmsMLUfree(mlu); |
| 984 | return NULL((void*)0); |
| 985 | } |
| 986 | |
| 987 | |
| 988 | // This tag can come IN UNALIGNED SIZE. In order to prevent issues, we force zeros on description to align it |
| 989 | static |
| 990 | cmsBool Type_Text_Description_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 991 | { |
| 992 | cmsMLU* mlu = (cmsMLU*) Ptr; |
| 993 | char *Text = NULL((void*)0); |
| 994 | wchar_t *Wide = NULL((void*)0); |
| 995 | cmsUInt32Number len, len_text, len_tag_requirement, len_aligned; |
| 996 | cmsBool rc = FALSE0; |
| 997 | char Filler[68]; |
| 998 | |
| 999 | // Used below for writing zeroes |
| 1000 | memset(Filler, 0, sizeof(Filler)); |
| 1001 | |
| 1002 | // Get the len of string |
| 1003 | len = cmsMLUgetASCII(mlu, cmsNoLanguage"\0\0", cmsNoCountry"\0\0", NULL((void*)0), 0); |
| 1004 | |
| 1005 | // Specification ICC.1:2001-04 (v2.4.0): It has been found that textDescriptionType can contain misaligned data |
| 1006 | //(see clause 4.1 for the definition of 'aligned'). Because the Unicode language |
| 1007 | // code and Unicode count immediately follow the ASCII description, their |
| 1008 | // alignment is not correct if the ASCII count is not a multiple of four. The |
| 1009 | // ScriptCode code is misaligned when the ASCII count is odd. Profile reading and |
| 1010 | // writing software must be written carefully in order to handle these alignment |
| 1011 | // problems. |
| 1012 | // |
| 1013 | // The above last sentence suggest to handle alignment issues in the |
| 1014 | // parser. The provided example (Table 69 on Page 60) makes this clear. |
| 1015 | // The padding only in the ASCII count is not sufficient for a aligned tag |
| 1016 | // size, with the same text size in ASCII and Unicode. |
| 1017 | |
| 1018 | // Null strings |
| 1019 | if (len <= 0) { |
| 1020 | |
| 1021 | Text = (char*) _cmsDupMem(self ->ContextID, "", sizeof(char)); |
| 1022 | Wide = (wchar_t*) _cmsDupMem(self ->ContextID, L"", sizeof(wchar_t)); |
| 1023 | } |
| 1024 | else { |
| 1025 | // Create independent buffers |
| 1026 | Text = (char*) _cmsCalloc(self ->ContextID, len, sizeof(char)); |
| 1027 | if (Text == NULL((void*)0)) goto Error; |
| 1028 | |
| 1029 | Wide = (wchar_t*) _cmsCalloc(self ->ContextID, len, sizeof(wchar_t)); |
| 1030 | if (Wide == NULL((void*)0)) goto Error; |
| 1031 | |
| 1032 | // Get both representations. |
| 1033 | cmsMLUgetASCII(mlu, cmsNoLanguage"\0\0", cmsNoCountry"\0\0", Text, len * sizeof(char)); |
| 1034 | cmsMLUgetWide(mlu, cmsNoLanguage"\0\0", cmsNoCountry"\0\0", Wide, len * sizeof(wchar_t)); |
| 1035 | } |
| 1036 | |
| 1037 | // Tell the real text len including the null terminator and padding |
| 1038 | len_text = (cmsUInt32Number) strlen(Text) + 1; |
| 1039 | // Compute an total tag size requirement |
| 1040 | len_tag_requirement = (8+4+len_text+4+4+2*len_text+2+1+67); |
| 1041 | len_aligned = _cmsALIGNLONG(len_tag_requirement)(((len_tag_requirement)+(sizeof(cmsUInt32Number)-1)) & ~( sizeof(cmsUInt32Number)-1)); |
| 1042 | |
| 1043 | // * cmsUInt32Number count; * Description length |
| 1044 | // * cmsInt8Number desc[count] * NULL terminated ascii string |
| 1045 | // * cmsUInt32Number ucLangCode; * UniCode language code |
| 1046 | // * cmsUInt32Number ucCount; * UniCode description length |
| 1047 | // * cmsInt16Number ucDesc[ucCount];* The UniCode description |
| 1048 | // * cmsUInt16Number scCode; * ScriptCode code |
| 1049 | // * cmsUInt8Number scCount; * ScriptCode count |
| 1050 | // * cmsInt8Number scDesc[67]; * ScriptCode Description |
| 1051 | |
| 1052 | if (!_cmsWriteUInt32Number(io, len_text)) goto Error; |
| 1053 | if (!io ->Write(io, len_text, Text)) goto Error; |
| 1054 | |
| 1055 | if (!_cmsWriteUInt32Number(io, 0)) goto Error; // ucLanguageCode |
| 1056 | |
| 1057 | if (!_cmsWriteUInt32Number(io, len_text)) goto Error; |
| 1058 | // Note that in some compilers sizeof(cmsUInt16Number) != sizeof(wchar_t) |
| 1059 | if (!_cmsWriteWCharArray(io, len_text, Wide)) goto Error; |
| 1060 | |
| 1061 | // ScriptCode Code & count (unused) |
| 1062 | if (!_cmsWriteUInt16Number(io, 0)) goto Error; |
| 1063 | if (!_cmsWriteUInt8Number(io, 0)) goto Error; |
| 1064 | |
| 1065 | if (!io ->Write(io, 67, Filler)) goto Error; |
| 1066 | |
| 1067 | // possibly add pad at the end of tag |
| 1068 | if(len_aligned - len_tag_requirement > 0) |
| 1069 | if (!io ->Write(io, len_aligned - len_tag_requirement, Filler)) goto Error; |
| 1070 | |
| 1071 | rc = TRUE1; |
| 1072 | |
| 1073 | Error: |
| 1074 | if (Text) _cmsFree(self ->ContextID, Text); |
| 1075 | if (Wide) _cmsFree(self ->ContextID, Wide); |
| 1076 | |
| 1077 | return rc; |
| 1078 | |
| 1079 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 1080 | } |
| 1081 | |
| 1082 | |
| 1083 | static |
| 1084 | void* Type_Text_Description_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 1085 | { |
| 1086 | return (void*) cmsMLUdup((cmsMLU*) Ptr); |
| 1087 | |
| 1088 | cmsUNUSED_PARAMETER(n)((void)n); |
| 1089 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1090 | } |
| 1091 | |
| 1092 | static |
| 1093 | void Type_Text_Description_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 1094 | { |
| 1095 | cmsMLU* mlu = (cmsMLU*) Ptr; |
| 1096 | |
| 1097 | cmsMLUfree(mlu); |
| 1098 | return; |
| 1099 | |
| 1100 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1101 | } |
| 1102 | |
| 1103 | |
| 1104 | static |
| 1105 | cmsTagTypeSignature DecideTextDescType(cmsFloat64Number ICCVersion, const void *Data) |
| 1106 | { |
| 1107 | if (ICCVersion >= 4.0) |
| 1108 | return cmsSigMultiLocalizedUnicodeType; |
| 1109 | |
| 1110 | return cmsSigTextDescriptionType; |
| 1111 | |
| 1112 | cmsUNUSED_PARAMETER(Data)((void)Data); |
| 1113 | } |
| 1114 | |
| 1115 | |
| 1116 | // ******************************************************************************** |
| 1117 | // Type cmsSigCurveType |
| 1118 | // ******************************************************************************** |
| 1119 | |
| 1120 | static |
| 1121 | void *Type_Curve_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 1122 | { |
| 1123 | cmsUInt32Number Count; |
| 1124 | cmsToneCurve* NewGamma; |
| 1125 | |
| 1126 | *nItems = 0; |
| 1127 | if (!_cmsReadUInt32Number(io, &Count)) return NULL((void*)0); |
| 1128 | |
| 1129 | switch (Count) { |
| 1130 | |
| 1131 | case 0: // Linear. |
| 1132 | { |
| 1133 | cmsFloat64Number SingleGamma = 1.0; |
| 1134 | |
| 1135 | NewGamma = cmsBuildParametricToneCurve(self ->ContextID, 1, &SingleGamma); |
| 1136 | if (!NewGamma) return NULL((void*)0); |
| 1137 | *nItems = 1; |
| 1138 | return NewGamma; |
| 1139 | } |
| 1140 | |
| 1141 | case 1: // Specified as the exponent of gamma function |
| 1142 | { |
| 1143 | cmsUInt16Number SingleGammaFixed; |
| 1144 | cmsFloat64Number SingleGamma; |
| 1145 | |
| 1146 | if (!_cmsReadUInt16Number(io, &SingleGammaFixed)) return NULL((void*)0); |
| 1147 | SingleGamma = _cms8Fixed8toDouble(SingleGammaFixed); |
| 1148 | |
| 1149 | *nItems = 1; |
| 1150 | return cmsBuildParametricToneCurve(self ->ContextID, 1, &SingleGamma); |
| 1151 | } |
| 1152 | |
| 1153 | default: // Curve |
| 1154 | |
| 1155 | if (Count > 0x7FFF) |
| 1156 | return NULL((void*)0); // This is to prevent bad guys for doing bad things |
| 1157 | |
| 1158 | NewGamma = cmsBuildTabulatedToneCurve16(self ->ContextID, Count, NULL((void*)0)); |
| 1159 | if (!NewGamma) return NULL((void*)0); |
| 1160 | |
| 1161 | if (!_cmsReadUInt16Array(io, Count, NewGamma -> Table16)) { |
| 1162 | cmsFreeToneCurve(NewGamma); |
| 1163 | return NULL((void*)0); |
| 1164 | } |
| 1165 | |
| 1166 | *nItems = 1; |
| 1167 | return NewGamma; |
| 1168 | } |
| 1169 | |
| 1170 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 1171 | } |
| 1172 | |
| 1173 | |
| 1174 | static |
| 1175 | cmsBool Type_Curve_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 1176 | { |
| 1177 | cmsToneCurve* Curve = (cmsToneCurve*) Ptr; |
| 1178 | |
| 1179 | if (Curve ->nSegments == 1 && Curve ->Segments[0].Type == 1) { |
| 1180 | |
| 1181 | // Single gamma, preserve number |
| 1182 | cmsUInt16Number SingleGammaFixed = _cmsDoubleTo8Fixed8(Curve ->Segments[0].Params[0]); |
| 1183 | |
| 1184 | if (!_cmsWriteUInt32Number(io, 1)) return FALSE0; |
| 1185 | if (!_cmsWriteUInt16Number(io, SingleGammaFixed)) return FALSE0; |
| 1186 | return TRUE1; |
| 1187 | |
| 1188 | } |
| 1189 | |
| 1190 | if (!_cmsWriteUInt32Number(io, Curve ->nEntries)) return FALSE0; |
| 1191 | return _cmsWriteUInt16Array(io, Curve ->nEntries, Curve ->Table16); |
| 1192 | |
| 1193 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 1194 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1195 | } |
| 1196 | |
| 1197 | |
| 1198 | static |
| 1199 | void* Type_Curve_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 1200 | { |
| 1201 | return (void*) cmsDupToneCurve((cmsToneCurve*) Ptr); |
| 1202 | |
| 1203 | cmsUNUSED_PARAMETER(n)((void)n); |
| 1204 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1205 | } |
| 1206 | |
| 1207 | static |
| 1208 | void Type_Curve_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 1209 | { |
| 1210 | cmsToneCurve* gamma = (cmsToneCurve*) Ptr; |
| 1211 | |
| 1212 | cmsFreeToneCurve(gamma); |
| 1213 | return; |
| 1214 | |
| 1215 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1216 | } |
| 1217 | |
| 1218 | |
| 1219 | // ******************************************************************************** |
| 1220 | // Type cmsSigParametricCurveType |
| 1221 | // ******************************************************************************** |
| 1222 | |
| 1223 | |
| 1224 | // Decide which curve type to use on writing |
| 1225 | static |
| 1226 | cmsTagTypeSignature DecideCurveType(cmsFloat64Number ICCVersion, const void *Data) |
| 1227 | { |
| 1228 | cmsToneCurve* Curve = (cmsToneCurve*) Data; |
| 1229 | |
| 1230 | if (ICCVersion < 4.0) return cmsSigCurveType; |
| 1231 | if (Curve ->nSegments != 1) return cmsSigCurveType; // Only 1-segment curves can be saved as parametric |
| 1232 | if (Curve ->Segments[0].Type < 0) return cmsSigCurveType; // Only non-inverted curves |
| 1233 | if (Curve ->Segments[0].Type > 5) return cmsSigCurveType; // Only ICC parametric curves |
| 1234 | |
| 1235 | return cmsSigParametricCurveType; |
| 1236 | } |
| 1237 | |
| 1238 | static |
| 1239 | void *Type_ParametricCurve_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 1240 | { |
| 1241 | static const int ParamsByType[] = { 1, 3, 4, 5, 7 }; |
| 1242 | cmsFloat64Number Params[10]; |
| 1243 | cmsUInt16Number Type; |
| 1244 | int i, n; |
| 1245 | cmsToneCurve* NewGamma; |
| 1246 | |
| 1247 | if (!_cmsReadUInt16Number(io, &Type)) return NULL((void*)0); |
| 1248 | if (!_cmsReadUInt16Number(io, NULL((void*)0))) return NULL((void*)0); // Reserved |
| 1249 | |
| 1250 | if (Type > 4) { |
| 1251 | |
| 1252 | cmsSignalError(self->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Unknown parametric curve type '%d'", Type); |
| 1253 | return NULL((void*)0); |
| 1254 | } |
| 1255 | |
| 1256 | memset(Params, 0, sizeof(Params)); |
| 1257 | n = ParamsByType[Type]; |
| 1258 | |
| 1259 | for (i=0; i < n; i++) { |
| 1260 | |
| 1261 | if (!_cmsRead15Fixed16Number(io, &Params[i])) return NULL((void*)0); |
| 1262 | } |
| 1263 | |
| 1264 | NewGamma = cmsBuildParametricToneCurve(self ->ContextID, Type+1, Params); |
| 1265 | |
| 1266 | *nItems = 1; |
| 1267 | return NewGamma; |
| 1268 | |
| 1269 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 1270 | } |
| 1271 | |
| 1272 | |
| 1273 | static |
| 1274 | cmsBool Type_ParametricCurve_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 1275 | { |
| 1276 | cmsToneCurve* Curve = (cmsToneCurve*) Ptr; |
| 1277 | int i, nParams, typen; |
| 1278 | static const int ParamsByType[] = { 0, 1, 3, 4, 5, 7 }; |
| 1279 | |
| 1280 | typen = Curve -> Segments[0].Type; |
| 1281 | |
| 1282 | if (Curve ->nSegments > 1 || typen < 1) { |
| 1283 | |
| 1284 | cmsSignalError(self->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Multisegment or Inverted parametric curves cannot be written"); |
| 1285 | return FALSE0; |
| 1286 | } |
| 1287 | |
| 1288 | if (typen > 5) { |
| 1289 | cmsSignalError(self->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Unsupported parametric curve"); |
| 1290 | return FALSE0; |
| 1291 | } |
| 1292 | |
| 1293 | nParams = ParamsByType[typen]; |
| 1294 | |
| 1295 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) (Curve ->Segments[0].Type - 1))) return FALSE0; |
| 1296 | if (!_cmsWriteUInt16Number(io, 0)) return FALSE0; // Reserved |
| 1297 | |
| 1298 | for (i=0; i < nParams; i++) { |
| 1299 | |
| 1300 | if (!_cmsWrite15Fixed16Number(io, Curve -> Segments[0].Params[i])) return FALSE0; |
| 1301 | } |
| 1302 | |
| 1303 | return TRUE1; |
| 1304 | |
| 1305 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 1306 | } |
| 1307 | |
| 1308 | static |
| 1309 | void* Type_ParametricCurve_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 1310 | { |
| 1311 | return (void*) cmsDupToneCurve((cmsToneCurve*) Ptr); |
| 1312 | |
| 1313 | cmsUNUSED_PARAMETER(n)((void)n); |
| 1314 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1315 | } |
| 1316 | |
| 1317 | static |
| 1318 | void Type_ParametricCurve_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 1319 | { |
| 1320 | cmsToneCurve* gamma = (cmsToneCurve*) Ptr; |
| 1321 | |
| 1322 | cmsFreeToneCurve(gamma); |
| 1323 | return; |
| 1324 | |
| 1325 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1326 | } |
| 1327 | |
| 1328 | |
| 1329 | // ******************************************************************************** |
| 1330 | // Type cmsSigDateTimeType |
| 1331 | // ******************************************************************************** |
| 1332 | |
| 1333 | // A 12-byte value representation of the time and date, where the byte usage is assigned |
| 1334 | // as specified in table 1. The actual values are encoded as 16-bit unsigned integers |
| 1335 | // (uInt16Number - see 5.1.6). |
| 1336 | // |
| 1337 | // All the dateTimeNumber values in a profile shall be in Coordinated Universal Time |
| 1338 | // (UTC, also known as GMT or ZULU Time). Profile writers are required to convert local |
| 1339 | // time to UTC when setting these values. Programmes that display these values may show |
| 1340 | // the dateTimeNumber as UTC, show the equivalent local time (at current locale), or |
| 1341 | // display both UTC and local versions of the dateTimeNumber. |
| 1342 | |
| 1343 | static |
| 1344 | void *Type_DateTime_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 1345 | { |
| 1346 | cmsDateTimeNumber timestamp; |
| 1347 | struct tm * NewDateTime; |
| 1348 | |
| 1349 | *nItems = 0; |
| 1350 | NewDateTime = (struct tm*) _cmsMalloc(self ->ContextID, sizeof(struct tm)); |
| 1351 | if (NewDateTime == NULL((void*)0)) return NULL((void*)0); |
| 1352 | |
| 1353 | if (io->Read(io, ×tamp, sizeof(cmsDateTimeNumber), 1) != 1) return NULL((void*)0); |
| 1354 | |
| 1355 | _cmsDecodeDateTimeNumber(×tamp, NewDateTime); |
| 1356 | |
| 1357 | *nItems = 1; |
| 1358 | return NewDateTime; |
| 1359 | |
| 1360 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 1361 | } |
| 1362 | |
| 1363 | |
| 1364 | static |
| 1365 | cmsBool Type_DateTime_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 1366 | { |
| 1367 | struct tm * DateTime = (struct tm*) Ptr; |
| 1368 | cmsDateTimeNumber timestamp; |
| 1369 | |
| 1370 | _cmsEncodeDateTimeNumber(×tamp, DateTime); |
| 1371 | if (!io ->Write(io, sizeof(cmsDateTimeNumber), ×tamp)) return FALSE0; |
| 1372 | |
| 1373 | return TRUE1; |
| 1374 | |
| 1375 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 1376 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1377 | } |
| 1378 | |
| 1379 | static |
| 1380 | void* Type_DateTime_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 1381 | { |
| 1382 | return _cmsDupMem(self ->ContextID, Ptr, sizeof(struct tm)); |
| 1383 | |
| 1384 | cmsUNUSED_PARAMETER(n)((void)n); |
| 1385 | } |
| 1386 | |
| 1387 | static |
| 1388 | void Type_DateTime_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 1389 | { |
| 1390 | _cmsFree(self ->ContextID, Ptr); |
| 1391 | } |
| 1392 | |
| 1393 | |
| 1394 | |
| 1395 | // ******************************************************************************** |
| 1396 | // Type icMeasurementType |
| 1397 | // ******************************************************************************** |
| 1398 | |
| 1399 | /* |
| 1400 | The measurementType information refers only to the internal profile data and is |
| 1401 | meant to provide profile makers an alternative to the default measurement |
| 1402 | specifications. |
| 1403 | */ |
| 1404 | |
| 1405 | static |
| 1406 | void *Type_Measurement_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 1407 | { |
| 1408 | cmsICCMeasurementConditions mc; |
| 1409 | |
| 1410 | |
| 1411 | memset(&mc, 0, sizeof(mc)); |
| 1412 | |
| 1413 | if (!_cmsReadUInt32Number(io, &mc.Observer)) return NULL((void*)0); |
| 1414 | if (!_cmsReadXYZNumber(io, &mc.Backing)) return NULL((void*)0); |
| 1415 | if (!_cmsReadUInt32Number(io, &mc.Geometry)) return NULL((void*)0); |
| 1416 | if (!_cmsRead15Fixed16Number(io, &mc.Flare)) return NULL((void*)0); |
| 1417 | if (!_cmsReadUInt32Number(io, &mc.IlluminantType)) return NULL((void*)0); |
| 1418 | |
| 1419 | *nItems = 1; |
| 1420 | return _cmsDupMem(self ->ContextID, &mc, sizeof(cmsICCMeasurementConditions)); |
| 1421 | |
| 1422 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 1423 | } |
| 1424 | |
| 1425 | |
| 1426 | static |
| 1427 | cmsBool Type_Measurement_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 1428 | { |
| 1429 | cmsICCMeasurementConditions* mc =(cmsICCMeasurementConditions*) Ptr; |
| 1430 | |
| 1431 | if (!_cmsWriteUInt32Number(io, mc->Observer)) return FALSE0; |
| 1432 | if (!_cmsWriteXYZNumber(io, &mc->Backing)) return FALSE0; |
| 1433 | if (!_cmsWriteUInt32Number(io, mc->Geometry)) return FALSE0; |
| 1434 | if (!_cmsWrite15Fixed16Number(io, mc->Flare)) return FALSE0; |
| 1435 | if (!_cmsWriteUInt32Number(io, mc->IlluminantType)) return FALSE0; |
| 1436 | |
| 1437 | return TRUE1; |
| 1438 | |
| 1439 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 1440 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1441 | } |
| 1442 | |
| 1443 | static |
| 1444 | void* Type_Measurement_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 1445 | { |
| 1446 | return _cmsDupMem(self ->ContextID, Ptr, sizeof(cmsICCMeasurementConditions)); |
| 1447 | |
| 1448 | cmsUNUSED_PARAMETER(n)((void)n); |
| 1449 | } |
| 1450 | |
| 1451 | static |
| 1452 | void Type_Measurement_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 1453 | { |
| 1454 | _cmsFree(self ->ContextID, Ptr); |
| 1455 | } |
| 1456 | |
| 1457 | |
| 1458 | // ******************************************************************************** |
| 1459 | // Type cmsSigMultiLocalizedUnicodeType |
| 1460 | // ******************************************************************************** |
| 1461 | // |
| 1462 | // Do NOT trust SizeOfTag as there is an issue on the definition of profileSequenceDescTag. See the TechNote from |
| 1463 | // Max Derhak and Rohit Patil about this: basically the size of the string table should be guessed and cannot be |
| 1464 | // taken from the size of tag if this tag is embedded as part of bigger structures (profileSequenceDescTag, for instance) |
| 1465 | // |
| 1466 | |
| 1467 | static |
| 1468 | void *Type_MLU_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 1469 | { |
| 1470 | cmsMLU* mlu; |
| 1471 | cmsUInt32Number Count, RecLen, NumOfWchar; |
| 1472 | cmsUInt32Number SizeOfHeader; |
| 1473 | cmsUInt32Number Len, Offset; |
| 1474 | cmsUInt32Number i; |
| 1475 | wchar_t* Block; |
| 1476 | cmsUInt32Number BeginOfThisString, EndOfThisString, LargestPosition; |
| 1477 | |
| 1478 | *nItems = 0; |
| 1479 | if (!_cmsReadUInt32Number(io, &Count)) return NULL((void*)0); |
| 1480 | if (!_cmsReadUInt32Number(io, &RecLen)) return NULL((void*)0); |
| 1481 | |
| 1482 | if (RecLen != 12) { |
| 1483 | |
| 1484 | cmsSignalError(self->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "multiLocalizedUnicodeType of len != 12 is not supported."); |
| 1485 | return NULL((void*)0); |
| 1486 | } |
| 1487 | |
| 1488 | mlu = cmsMLUalloc(self ->ContextID, Count); |
| 1489 | if (mlu == NULL((void*)0)) return NULL((void*)0); |
| 1490 | |
| 1491 | mlu ->UsedEntries = Count; |
| 1492 | |
| 1493 | SizeOfHeader = 12 * Count + sizeof(_cmsTagBase); |
| 1494 | LargestPosition = 0; |
| 1495 | |
| 1496 | for (i=0; i < Count; i++) { |
| 1497 | |
| 1498 | if (!_cmsReadUInt16Number(io, &mlu ->Entries[i].Language)) goto Error; |
| 1499 | if (!_cmsReadUInt16Number(io, &mlu ->Entries[i].Country)) goto Error; |
| 1500 | |
| 1501 | // Now deal with Len and offset. |
| 1502 | if (!_cmsReadUInt32Number(io, &Len)) goto Error; |
| 1503 | if (!_cmsReadUInt32Number(io, &Offset)) goto Error; |
| 1504 | |
| 1505 | // Check for overflow |
| 1506 | if (Offset < (SizeOfHeader + 8)) goto Error; |
| 1507 | if (((Offset + Len) < Len) || ((Offset + Len) > SizeOfTag + 8)) goto Error; |
| 1508 | |
| 1509 | // True begin of the string |
| 1510 | BeginOfThisString = Offset - SizeOfHeader - 8; |
| 1511 | |
| 1512 | // Adjust to wchar_t elements |
| 1513 | mlu ->Entries[i].Len = (Len * sizeof(wchar_t)) / sizeof(cmsUInt16Number); |
| 1514 | mlu ->Entries[i].StrW = (BeginOfThisString * sizeof(wchar_t)) / sizeof(cmsUInt16Number); |
| 1515 | |
| 1516 | // To guess maximum size, add offset + len |
| 1517 | EndOfThisString = BeginOfThisString + Len; |
| 1518 | if (EndOfThisString > LargestPosition) |
| 1519 | LargestPosition = EndOfThisString; |
| 1520 | } |
| 1521 | |
| 1522 | // Now read the remaining of tag and fill all strings. Subtract the directory |
| 1523 | SizeOfTag = (LargestPosition * sizeof(wchar_t)) / sizeof(cmsUInt16Number); |
| 1524 | if (SizeOfTag == 0) |
| 1525 | { |
| 1526 | Block = NULL((void*)0); |
| 1527 | NumOfWchar = 0; |
| 1528 | |
| 1529 | } |
| 1530 | else |
| 1531 | { |
| 1532 | Block = (wchar_t*) _cmsMalloc(self ->ContextID, SizeOfTag); |
| 1533 | if (Block == NULL((void*)0)) goto Error; |
| 1534 | NumOfWchar = SizeOfTag / sizeof(wchar_t); |
| 1535 | if (!_cmsReadWCharArray(io, NumOfWchar, Block)) goto Error; |
| 1536 | } |
| 1537 | |
| 1538 | mlu ->MemPool = Block; |
| 1539 | mlu ->PoolSize = SizeOfTag; |
| 1540 | mlu ->PoolUsed = SizeOfTag; |
| 1541 | |
| 1542 | *nItems = 1; |
| 1543 | return (void*) mlu; |
| 1544 | |
| 1545 | Error: |
| 1546 | if (mlu) cmsMLUfree(mlu); |
| 1547 | return NULL((void*)0); |
| 1548 | } |
| 1549 | |
| 1550 | static |
| 1551 | cmsBool Type_MLU_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 1552 | { |
| 1553 | cmsMLU* mlu =(cmsMLU*) Ptr; |
| 1554 | cmsUInt32Number HeaderSize; |
| 1555 | cmsUInt32Number Len, Offset; |
| 1556 | cmsUInt32Number i; |
| 1557 | |
| 1558 | if (Ptr == NULL((void*)0)) { |
| 1559 | |
| 1560 | // Empty placeholder |
| 1561 | if (!_cmsWriteUInt32Number(io, 0)) return FALSE0; |
| 1562 | if (!_cmsWriteUInt32Number(io, 12)) return FALSE0; |
| 1563 | return TRUE1; |
| 1564 | } |
| 1565 | |
| 1566 | if (!_cmsWriteUInt32Number(io, mlu ->UsedEntries)) return FALSE0; |
| 1567 | if (!_cmsWriteUInt32Number(io, 12)) return FALSE0; |
| 1568 | |
| 1569 | HeaderSize = 12 * mlu ->UsedEntries + sizeof(_cmsTagBase); |
| 1570 | |
| 1571 | for (i=0; i < mlu ->UsedEntries; i++) { |
| 1572 | |
| 1573 | Len = mlu ->Entries[i].Len; |
| 1574 | Offset = mlu ->Entries[i].StrW; |
| 1575 | |
| 1576 | Len = (Len * sizeof(cmsUInt16Number)) / sizeof(wchar_t); |
| 1577 | Offset = (Offset * sizeof(cmsUInt16Number)) / sizeof(wchar_t) + HeaderSize + 8; |
| 1578 | |
| 1579 | if (!_cmsWriteUInt16Number(io, mlu ->Entries[i].Language)) return FALSE0; |
| 1580 | if (!_cmsWriteUInt16Number(io, mlu ->Entries[i].Country)) return FALSE0; |
| 1581 | if (!_cmsWriteUInt32Number(io, Len)) return FALSE0; |
| 1582 | if (!_cmsWriteUInt32Number(io, Offset)) return FALSE0; |
| 1583 | } |
| 1584 | |
| 1585 | if (!_cmsWriteWCharArray(io, mlu ->PoolUsed / sizeof(wchar_t), (wchar_t*) mlu ->MemPool)) return FALSE0; |
| 1586 | |
| 1587 | return TRUE1; |
| 1588 | |
| 1589 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 1590 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1591 | } |
| 1592 | |
| 1593 | |
| 1594 | static |
| 1595 | void* Type_MLU_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 1596 | { |
| 1597 | return (void*) cmsMLUdup((cmsMLU*) Ptr); |
| 1598 | |
| 1599 | cmsUNUSED_PARAMETER(n)((void)n); |
| 1600 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1601 | } |
| 1602 | |
| 1603 | static |
| 1604 | void Type_MLU_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 1605 | { |
| 1606 | cmsMLUfree((cmsMLU*) Ptr); |
| 1607 | return; |
| 1608 | |
| 1609 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1610 | } |
| 1611 | |
| 1612 | |
| 1613 | // ******************************************************************************** |
| 1614 | // Type cmsSigLut8Type |
| 1615 | // ******************************************************************************** |
| 1616 | |
| 1617 | // Decide which LUT type to use on writing |
| 1618 | static |
| 1619 | cmsTagTypeSignature DecideLUTtypeA2B(cmsFloat64Number ICCVersion, const void *Data) |
| 1620 | { |
| 1621 | cmsPipeline* Lut = (cmsPipeline*) Data; |
| 1622 | |
| 1623 | if (ICCVersion < 4.0) { |
| 1624 | if (Lut ->SaveAs8Bits) return cmsSigLut8Type; |
| 1625 | return cmsSigLut16Type; |
| 1626 | } |
| 1627 | else { |
| 1628 | return cmsSigLutAtoBType; |
| 1629 | } |
| 1630 | } |
| 1631 | |
| 1632 | static |
| 1633 | cmsTagTypeSignature DecideLUTtypeB2A(cmsFloat64Number ICCVersion, const void *Data) |
| 1634 | { |
| 1635 | cmsPipeline* Lut = (cmsPipeline*) Data; |
| 1636 | |
| 1637 | if (ICCVersion < 4.0) { |
| 1638 | if (Lut ->SaveAs8Bits) return cmsSigLut8Type; |
| 1639 | return cmsSigLut16Type; |
| 1640 | } |
| 1641 | else { |
| 1642 | return cmsSigLutBtoAType; |
| 1643 | } |
| 1644 | } |
| 1645 | |
| 1646 | /* |
| 1647 | This structure represents a colour transform using tables of 8-bit precision. |
| 1648 | This type contains four processing elements: a 3 by 3 matrix (which shall be |
| 1649 | the identity matrix unless the input colour space is XYZ), a set of one dimensional |
| 1650 | input tables, a multidimensional lookup table, and a set of one dimensional output |
| 1651 | tables. Data is processed using these elements via the following sequence: |
| 1652 | (matrix) -> (1d input tables) -> (multidimensional lookup table - CLUT) -> (1d output tables) |
| 1653 | |
| 1654 | Byte Position Field Length (bytes) Content Encoded as... |
| 1655 | 8 1 Number of Input Channels (i) uInt8Number |
| 1656 | 9 1 Number of Output Channels (o) uInt8Number |
| 1657 | 10 1 Number of CLUT grid points (identical for each side) (g) uInt8Number |
| 1658 | 11 1 Reserved for padding (fill with 00h) |
| 1659 | |
| 1660 | 12..15 4 Encoded e00 parameter s15Fixed16Number |
| 1661 | */ |
| 1662 | |
| 1663 | |
| 1664 | // Read 8 bit tables as gamma functions |
| 1665 | static |
| 1666 | cmsBool Read8bitTables(cmsContext ContextID, cmsIOHANDLER* io, cmsPipeline* lut, cmsUInt32Number nChannels) |
| 1667 | { |
| 1668 | cmsUInt8Number* Temp = NULL((void*)0); |
| 1669 | cmsUInt32Number i, j; |
| 1670 | cmsToneCurve* Tables[cmsMAXCHANNELS16]; |
| 1671 | |
| 1672 | if (nChannels > cmsMAXCHANNELS16) return FALSE0; |
| 1673 | if (nChannels <= 0) return FALSE0; |
| 1674 | |
| 1675 | memset(Tables, 0, sizeof(Tables)); |
| 1676 | |
| 1677 | Temp = (cmsUInt8Number*) _cmsMalloc(ContextID, 256); |
| 1678 | if (Temp == NULL((void*)0)) return FALSE0; |
| 1679 | |
| 1680 | for (i=0; i < nChannels; i++) { |
| 1681 | Tables[i] = cmsBuildTabulatedToneCurve16(ContextID, 256, NULL((void*)0)); |
| 1682 | if (Tables[i] == NULL((void*)0)) goto Error; |
| 1683 | } |
| 1684 | |
| 1685 | for (i=0; i < nChannels; i++) { |
| 1686 | |
| 1687 | if (io ->Read(io, Temp, 256, 1) != 1) goto Error; |
| 1688 | |
| 1689 | for (j=0; j < 256; j++) |
| 1690 | Tables[i]->Table16[j] = (cmsUInt16Number) FROM_8_TO_16(Temp[j])(cmsUInt16Number) ((((cmsUInt16Number) (Temp[j])) << 8) |(Temp[j])); |
| 1691 | } |
| 1692 | |
| 1693 | _cmsFree(ContextID, Temp); |
| 1694 | Temp = NULL((void*)0); |
| 1695 | |
| 1696 | if (!cmsPipelineInsertStage(lut, cmsAT_END, cmsStageAllocToneCurves(ContextID, nChannels, Tables))) |
| 1697 | goto Error; |
| 1698 | |
| 1699 | for (i=0; i < nChannels; i++) |
| 1700 | cmsFreeToneCurve(Tables[i]); |
| 1701 | |
| 1702 | return TRUE1; |
| 1703 | |
| 1704 | Error: |
| 1705 | for (i=0; i < nChannels; i++) { |
| 1706 | if (Tables[i]) cmsFreeToneCurve(Tables[i]); |
| 1707 | } |
| 1708 | |
| 1709 | if (Temp) _cmsFree(ContextID, Temp); |
| 1710 | return FALSE0; |
| 1711 | } |
| 1712 | |
| 1713 | |
| 1714 | static |
| 1715 | cmsBool Write8bitTables(cmsContext ContextID, cmsIOHANDLER* io, cmsUInt32Number n, _cmsStageToneCurvesData* Tables) |
| 1716 | { |
| 1717 | int j; |
| 1718 | cmsUInt32Number i; |
| 1719 | cmsUInt8Number val; |
| 1720 | |
| 1721 | for (i=0; i < n; i++) { |
| 1722 | |
| 1723 | if (Tables) { |
| 1724 | |
| 1725 | // Usual case of identity curves |
| 1726 | if ((Tables ->TheCurves[i]->nEntries == 2) && |
| 1727 | (Tables->TheCurves[i]->Table16[0] == 0) && |
| 1728 | (Tables->TheCurves[i]->Table16[1] == 65535)) { |
| 1729 | |
| 1730 | for (j=0; j < 256; j++) { |
| 1731 | if (!_cmsWriteUInt8Number(io, (cmsUInt8Number) j)) return FALSE0; |
| 1732 | } |
| 1733 | } |
| 1734 | else |
| 1735 | if (Tables ->TheCurves[i]->nEntries != 256) { |
| 1736 | cmsSignalError(ContextID, cmsERROR_RANGE2, "LUT8 needs 256 entries on prelinearization"); |
| 1737 | return FALSE0; |
| 1738 | } |
| 1739 | else |
| 1740 | for (j=0; j < 256; j++) { |
| 1741 | |
| 1742 | val = (cmsUInt8Number) FROM_16_TO_8(Tables->TheCurves[i]->Table16[j])(cmsUInt8Number) ((((cmsUInt32Number)(Tables->TheCurves[i] ->Table16[j]) * 65281U + 8388608U) >> 24) & 0xFFU ); |
| 1743 | |
| 1744 | if (!_cmsWriteUInt8Number(io, val)) return FALSE0; |
| 1745 | } |
| 1746 | } |
| 1747 | } |
| 1748 | return TRUE1; |
| 1749 | } |
| 1750 | |
| 1751 | |
| 1752 | // Check overflow |
| 1753 | static |
| 1754 | cmsUInt32Number uipow(cmsUInt32Number n, cmsUInt32Number a, cmsUInt32Number b) |
| 1755 | { |
| 1756 | cmsUInt32Number rv = 1, rc; |
| 1757 | |
| 1758 | if (a == 0) return 0; |
| 1759 | if (n == 0) return 0; |
| 1760 | |
| 1761 | for (; b > 0; b--) { |
| 1762 | |
| 1763 | rv *= a; |
| 1764 | |
| 1765 | // Check for overflow |
| 1766 | if (rv > UINT_MAX(2147483647 *2U +1U) / a) return (cmsUInt32Number) -1; |
| 1767 | |
| 1768 | } |
| 1769 | |
| 1770 | rc = rv * n; |
| 1771 | |
| 1772 | if (rv != rc / n) return (cmsUInt32Number) -1; |
| 1773 | return rc; |
| 1774 | } |
| 1775 | |
| 1776 | |
| 1777 | // That will create a MPE LUT with Matrix, pre tables, CLUT and post tables. |
| 1778 | // 8 bit lut may be scaled easely to v4 PCS, but we need also to properly adjust |
| 1779 | // PCS on BToAxx tags and AtoB if abstract. We need to fix input direction. |
| 1780 | |
| 1781 | static |
| 1782 | void *Type_LUT8_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 1783 | { |
| 1784 | cmsUInt8Number InputChannels, OutputChannels, CLUTpoints; |
| 1785 | cmsUInt8Number* Temp = NULL((void*)0); |
| 1786 | cmsPipeline* NewLUT = NULL((void*)0); |
| 1787 | cmsUInt32Number nTabSize, i; |
| 1788 | cmsFloat64Number Matrix[3*3]; |
| 1789 | |
| 1790 | *nItems = 0; |
| 1791 | |
| 1792 | if (!_cmsReadUInt8Number(io, &InputChannels)) goto Error; |
| 1793 | if (!_cmsReadUInt8Number(io, &OutputChannels)) goto Error; |
| 1794 | if (!_cmsReadUInt8Number(io, &CLUTpoints)) goto Error; |
| 1795 | |
| 1796 | if (CLUTpoints == 1) goto Error; // Impossible value, 0 for no CLUT and then 2 at least |
| 1797 | |
| 1798 | // Padding |
| 1799 | if (!_cmsReadUInt8Number(io, NULL((void*)0))) goto Error; |
| 1800 | |
| 1801 | // Do some checking |
| 1802 | if (InputChannels == 0 || InputChannels > cmsMAXCHANNELS16) goto Error; |
| 1803 | if (OutputChannels == 0 || OutputChannels > cmsMAXCHANNELS16) goto Error; |
| 1804 | |
| 1805 | // Allocates an empty Pipeline |
| 1806 | NewLUT = cmsPipelineAlloc(self ->ContextID, InputChannels, OutputChannels); |
| 1807 | if (NewLUT == NULL((void*)0)) goto Error; |
| 1808 | |
| 1809 | // Read the Matrix |
| 1810 | if (!_cmsRead15Fixed16Number(io, &Matrix[0])) goto Error; |
| 1811 | if (!_cmsRead15Fixed16Number(io, &Matrix[1])) goto Error; |
| 1812 | if (!_cmsRead15Fixed16Number(io, &Matrix[2])) goto Error; |
| 1813 | if (!_cmsRead15Fixed16Number(io, &Matrix[3])) goto Error; |
| 1814 | if (!_cmsRead15Fixed16Number(io, &Matrix[4])) goto Error; |
| 1815 | if (!_cmsRead15Fixed16Number(io, &Matrix[5])) goto Error; |
| 1816 | if (!_cmsRead15Fixed16Number(io, &Matrix[6])) goto Error; |
| 1817 | if (!_cmsRead15Fixed16Number(io, &Matrix[7])) goto Error; |
| 1818 | if (!_cmsRead15Fixed16Number(io, &Matrix[8])) goto Error; |
| 1819 | |
| 1820 | |
| 1821 | // Only operates if not identity... |
| 1822 | if ((InputChannels == 3) && !_cmsMAT3isIdentity((cmsMAT3*) Matrix)) { |
| 1823 | |
| 1824 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_BEGIN, cmsStageAllocMatrix(self ->ContextID, 3, 3, Matrix, NULL((void*)0)))) |
| 1825 | goto Error; |
| 1826 | } |
| 1827 | |
| 1828 | // Get input tables |
| 1829 | if (!Read8bitTables(self ->ContextID, io, NewLUT, InputChannels)) goto Error; |
| 1830 | |
| 1831 | // Get 3D CLUT. Check the overflow.... |
| 1832 | nTabSize = uipow(OutputChannels, CLUTpoints, InputChannels); |
| 1833 | if (nTabSize == (cmsUInt32Number) -1) goto Error; |
| 1834 | if (nTabSize > 0) { |
| 1835 | |
| 1836 | cmsUInt16Number *PtrW, *T; |
| 1837 | |
| 1838 | PtrW = T = (cmsUInt16Number*) _cmsCalloc(self ->ContextID, nTabSize, sizeof(cmsUInt16Number)); |
| 1839 | if (T == NULL((void*)0)) goto Error; |
| 1840 | |
| 1841 | Temp = (cmsUInt8Number*) _cmsMalloc(self ->ContextID, nTabSize); |
| 1842 | if (Temp == NULL((void*)0)) { |
| 1843 | _cmsFree(self ->ContextID, T); |
| 1844 | goto Error; |
| 1845 | } |
| 1846 | |
| 1847 | if (io ->Read(io, Temp, nTabSize, 1) != 1) { |
| 1848 | _cmsFree(self ->ContextID, T); |
| 1849 | _cmsFree(self ->ContextID, Temp); |
| 1850 | goto Error; |
| 1851 | } |
| 1852 | |
| 1853 | for (i = 0; i < nTabSize; i++) { |
| 1854 | |
| 1855 | *PtrW++ = FROM_8_TO_16(Temp[i])(cmsUInt16Number) ((((cmsUInt16Number) (Temp[i])) << 8) |(Temp[i])); |
| 1856 | } |
| 1857 | _cmsFree(self ->ContextID, Temp); |
| 1858 | Temp = NULL((void*)0); |
| 1859 | |
| 1860 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, cmsStageAllocCLut16bit(self ->ContextID, CLUTpoints, InputChannels, OutputChannels, T))) { |
| 1861 | _cmsFree(self ->ContextID, T); |
| 1862 | goto Error; |
| 1863 | } |
| 1864 | _cmsFree(self ->ContextID, T); |
| 1865 | } |
| 1866 | |
| 1867 | |
| 1868 | // Get output tables |
| 1869 | if (!Read8bitTables(self ->ContextID, io, NewLUT, OutputChannels)) goto Error; |
| 1870 | |
| 1871 | *nItems = 1; |
| 1872 | return NewLUT; |
| 1873 | |
| 1874 | Error: |
| 1875 | if (NewLUT != NULL((void*)0)) cmsPipelineFree(NewLUT); |
| 1876 | return NULL((void*)0); |
| 1877 | |
| 1878 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 1879 | } |
| 1880 | |
| 1881 | // We only allow a specific MPE structure: Matrix plus prelin, plus clut, plus post-lin. |
| 1882 | static |
| 1883 | cmsBool Type_LUT8_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 1884 | { |
| 1885 | cmsUInt32Number j, nTabSize, i, n; |
| 1886 | cmsUInt8Number val; |
| 1887 | cmsPipeline* NewLUT = (cmsPipeline*) Ptr; |
| 1888 | cmsStage* mpe; |
| 1889 | _cmsStageToneCurvesData* PreMPE = NULL((void*)0), *PostMPE = NULL((void*)0); |
| 1890 | _cmsStageMatrixData* MatMPE = NULL((void*)0); |
| 1891 | _cmsStageCLutData* clut = NULL((void*)0); |
| 1892 | cmsUInt32Number clutPoints; |
| 1893 | |
| 1894 | // Disassemble the LUT into components. |
| 1895 | mpe = NewLUT -> Elements; |
| 1896 | if (mpe ->Type == cmsSigMatrixElemType) { |
| 1897 | |
| 1898 | if (mpe->InputChannels != 3 || mpe->OutputChannels != 3) return FALSE0; |
| 1899 | MatMPE = (_cmsStageMatrixData*) mpe ->Data; |
| 1900 | mpe = mpe -> Next; |
| 1901 | } |
| 1902 | |
| 1903 | if (mpe != NULL((void*)0) && mpe ->Type == cmsSigCurveSetElemType) { |
| 1904 | PreMPE = (_cmsStageToneCurvesData*) mpe ->Data; |
| 1905 | mpe = mpe -> Next; |
| 1906 | } |
| 1907 | |
| 1908 | if (mpe != NULL((void*)0) && mpe ->Type == cmsSigCLutElemType) { |
| 1909 | clut = (_cmsStageCLutData*) mpe -> Data; |
| 1910 | mpe = mpe ->Next; |
| 1911 | } |
| 1912 | |
| 1913 | if (mpe != NULL((void*)0) && mpe ->Type == cmsSigCurveSetElemType) { |
| 1914 | PostMPE = (_cmsStageToneCurvesData*) mpe ->Data; |
| 1915 | mpe = mpe -> Next; |
| 1916 | } |
| 1917 | |
| 1918 | // That should be all |
| 1919 | if (mpe != NULL((void*)0)) { |
| 1920 | cmsSignalError(mpe->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "LUT is not suitable to be saved as LUT8"); |
| 1921 | return FALSE0; |
| 1922 | } |
| 1923 | |
| 1924 | if (clut == NULL((void*)0)) |
| 1925 | clutPoints = 0; |
| 1926 | else |
| 1927 | clutPoints = clut->Params->nSamples[0]; |
| 1928 | |
| 1929 | if (!_cmsWriteUInt8Number(io, (cmsUInt8Number) NewLUT ->InputChannels)) return FALSE0; |
| 1930 | if (!_cmsWriteUInt8Number(io, (cmsUInt8Number) NewLUT ->OutputChannels)) return FALSE0; |
| 1931 | if (!_cmsWriteUInt8Number(io, (cmsUInt8Number) clutPoints)) return FALSE0; |
| 1932 | if (!_cmsWriteUInt8Number(io, 0)) return FALSE0; // Padding |
| 1933 | |
| 1934 | n = NewLUT->InputChannels * NewLUT->OutputChannels; |
Value stored to 'n' is never read | |
| 1935 | |
| 1936 | if (MatMPE != NULL((void*)0)) { |
| 1937 | |
| 1938 | for (i = 0; i < 9; i++) |
| 1939 | { |
| 1940 | if (!_cmsWrite15Fixed16Number(io, MatMPE->Double[i])) return FALSE0; |
| 1941 | } |
| 1942 | } |
| 1943 | else { |
| 1944 | |
| 1945 | if (!_cmsWrite15Fixed16Number(io, 1)) return FALSE0; |
| 1946 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 1947 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 1948 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 1949 | if (!_cmsWrite15Fixed16Number(io, 1)) return FALSE0; |
| 1950 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 1951 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 1952 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 1953 | if (!_cmsWrite15Fixed16Number(io, 1)) return FALSE0; |
| 1954 | } |
| 1955 | |
| 1956 | // The prelinearization table |
| 1957 | if (!Write8bitTables(self ->ContextID, io, NewLUT ->InputChannels, PreMPE)) return FALSE0; |
| 1958 | |
| 1959 | nTabSize = uipow(NewLUT->OutputChannels, clutPoints, NewLUT ->InputChannels); |
| 1960 | if (nTabSize == (cmsUInt32Number) -1) return FALSE0; |
| 1961 | if (nTabSize > 0) { |
| 1962 | |
| 1963 | // The 3D CLUT. |
| 1964 | if (clut != NULL((void*)0)) { |
| 1965 | |
| 1966 | for (j=0; j < nTabSize; j++) { |
| 1967 | |
| 1968 | val = (cmsUInt8Number) FROM_16_TO_8(clut ->Tab.T[j])(cmsUInt8Number) ((((cmsUInt32Number)(clut ->Tab.T[j]) * 65281U + 8388608U) >> 24) & 0xFFU); |
| 1969 | if (!_cmsWriteUInt8Number(io, val)) return FALSE0; |
| 1970 | } |
| 1971 | } |
| 1972 | } |
| 1973 | |
| 1974 | // The postlinearization table |
| 1975 | if (!Write8bitTables(self ->ContextID, io, NewLUT ->OutputChannels, PostMPE)) return FALSE0; |
| 1976 | |
| 1977 | return TRUE1; |
| 1978 | |
| 1979 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 1980 | } |
| 1981 | |
| 1982 | |
| 1983 | static |
| 1984 | void* Type_LUT8_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 1985 | { |
| 1986 | return (void*) cmsPipelineDup((cmsPipeline*) Ptr); |
| 1987 | |
| 1988 | cmsUNUSED_PARAMETER(n)((void)n); |
| 1989 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1990 | } |
| 1991 | |
| 1992 | static |
| 1993 | void Type_LUT8_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 1994 | { |
| 1995 | cmsPipelineFree((cmsPipeline*) Ptr); |
| 1996 | return; |
| 1997 | |
| 1998 | cmsUNUSED_PARAMETER(self)((void)self); |
| 1999 | } |
| 2000 | |
| 2001 | // ******************************************************************************** |
| 2002 | // Type cmsSigLut16Type |
| 2003 | // ******************************************************************************** |
| 2004 | |
| 2005 | // Read 16 bit tables as gamma functions |
| 2006 | static |
| 2007 | cmsBool Read16bitTables(cmsContext ContextID, cmsIOHANDLER* io, cmsPipeline* lut, |
| 2008 | cmsUInt32Number nChannels, cmsUInt32Number nEntries) |
| 2009 | { |
| 2010 | cmsUInt32Number i; |
| 2011 | cmsToneCurve* Tables[cmsMAXCHANNELS16]; |
| 2012 | |
| 2013 | // Maybe an empty table? (this is a lcms extension) |
| 2014 | if (nEntries <= 0) return TRUE1; |
| 2015 | |
| 2016 | // Check for malicious profiles |
| 2017 | if (nEntries < 2) return FALSE0; |
| 2018 | if (nChannels > cmsMAXCHANNELS16) return FALSE0; |
| 2019 | |
| 2020 | // Init table to zero |
| 2021 | memset(Tables, 0, sizeof(Tables)); |
| 2022 | |
| 2023 | for (i=0; i < nChannels; i++) { |
| 2024 | |
| 2025 | Tables[i] = cmsBuildTabulatedToneCurve16(ContextID, nEntries, NULL((void*)0)); |
| 2026 | if (Tables[i] == NULL((void*)0)) goto Error; |
| 2027 | |
| 2028 | if (!_cmsReadUInt16Array(io, nEntries, Tables[i]->Table16)) goto Error; |
| 2029 | } |
| 2030 | |
| 2031 | |
| 2032 | // Add the table (which may certainly be an identity, but this is up to the optimizer, not the reading code) |
| 2033 | if (!cmsPipelineInsertStage(lut, cmsAT_END, cmsStageAllocToneCurves(ContextID, nChannels, Tables))) |
| 2034 | goto Error; |
| 2035 | |
| 2036 | for (i=0; i < nChannels; i++) |
| 2037 | cmsFreeToneCurve(Tables[i]); |
| 2038 | |
| 2039 | return TRUE1; |
| 2040 | |
| 2041 | Error: |
| 2042 | for (i=0; i < nChannels; i++) { |
| 2043 | if (Tables[i]) cmsFreeToneCurve(Tables[i]); |
| 2044 | } |
| 2045 | |
| 2046 | return FALSE0; |
| 2047 | } |
| 2048 | |
| 2049 | static |
| 2050 | cmsBool Write16bitTables(cmsContext ContextID, cmsIOHANDLER* io, _cmsStageToneCurvesData* Tables) |
| 2051 | { |
| 2052 | cmsUInt32Number j; |
| 2053 | cmsUInt32Number i; |
| 2054 | cmsUInt16Number val; |
| 2055 | cmsUInt32Number nEntries; |
| 2056 | |
| 2057 | _cmsAssert(Tables != NULL)(((Tables != ((void*)0))) ? (void) (0) : __assert_fail ("(Tables != ((void*)0))" , "/home/daniel/Projects/java/jdk/src/java.desktop/share/native/liblcms/cmstypes.c" , 2057, __extension__ __PRETTY_FUNCTION__)); |
| 2058 | |
| 2059 | nEntries = Tables->TheCurves[0]->nEntries; |
| 2060 | |
| 2061 | for (i=0; i < Tables ->nCurves; i++) { |
| 2062 | |
| 2063 | for (j=0; j < nEntries; j++) { |
| 2064 | |
| 2065 | val = Tables->TheCurves[i]->Table16[j]; |
| 2066 | if (!_cmsWriteUInt16Number(io, val)) return FALSE0; |
| 2067 | } |
| 2068 | } |
| 2069 | return TRUE1; |
| 2070 | |
| 2071 | cmsUNUSED_PARAMETER(ContextID)((void)ContextID); |
| 2072 | } |
| 2073 | |
| 2074 | static |
| 2075 | void *Type_LUT16_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 2076 | { |
| 2077 | cmsUInt8Number InputChannels, OutputChannels, CLUTpoints; |
| 2078 | cmsPipeline* NewLUT = NULL((void*)0); |
| 2079 | cmsUInt32Number nTabSize; |
| 2080 | cmsFloat64Number Matrix[3*3]; |
| 2081 | cmsUInt16Number InputEntries, OutputEntries; |
| 2082 | |
| 2083 | *nItems = 0; |
| 2084 | |
| 2085 | if (!_cmsReadUInt8Number(io, &InputChannels)) return NULL((void*)0); |
| 2086 | if (!_cmsReadUInt8Number(io, &OutputChannels)) return NULL((void*)0); |
| 2087 | if (!_cmsReadUInt8Number(io, &CLUTpoints)) return NULL((void*)0); // 255 maximum |
| 2088 | |
| 2089 | // Padding |
| 2090 | if (!_cmsReadUInt8Number(io, NULL((void*)0))) return NULL((void*)0); |
| 2091 | |
| 2092 | // Do some checking |
| 2093 | if (InputChannels == 0 || InputChannels > cmsMAXCHANNELS16) goto Error; |
| 2094 | if (OutputChannels == 0 || OutputChannels > cmsMAXCHANNELS16) goto Error; |
| 2095 | |
| 2096 | // Allocates an empty LUT |
| 2097 | NewLUT = cmsPipelineAlloc(self ->ContextID, InputChannels, OutputChannels); |
| 2098 | if (NewLUT == NULL((void*)0)) goto Error; |
| 2099 | |
| 2100 | // Read the Matrix |
| 2101 | if (!_cmsRead15Fixed16Number(io, &Matrix[0])) goto Error; |
| 2102 | if (!_cmsRead15Fixed16Number(io, &Matrix[1])) goto Error; |
| 2103 | if (!_cmsRead15Fixed16Number(io, &Matrix[2])) goto Error; |
| 2104 | if (!_cmsRead15Fixed16Number(io, &Matrix[3])) goto Error; |
| 2105 | if (!_cmsRead15Fixed16Number(io, &Matrix[4])) goto Error; |
| 2106 | if (!_cmsRead15Fixed16Number(io, &Matrix[5])) goto Error; |
| 2107 | if (!_cmsRead15Fixed16Number(io, &Matrix[6])) goto Error; |
| 2108 | if (!_cmsRead15Fixed16Number(io, &Matrix[7])) goto Error; |
| 2109 | if (!_cmsRead15Fixed16Number(io, &Matrix[8])) goto Error; |
| 2110 | |
| 2111 | |
| 2112 | // Only operates on 3 channels |
| 2113 | if ((InputChannels == 3) && !_cmsMAT3isIdentity((cmsMAT3*) Matrix)) { |
| 2114 | |
| 2115 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, cmsStageAllocMatrix(self ->ContextID, 3, 3, Matrix, NULL((void*)0)))) |
| 2116 | goto Error; |
| 2117 | } |
| 2118 | |
| 2119 | if (!_cmsReadUInt16Number(io, &InputEntries)) goto Error; |
| 2120 | if (!_cmsReadUInt16Number(io, &OutputEntries)) goto Error; |
| 2121 | |
| 2122 | if (InputEntries > 0x7FFF || OutputEntries > 0x7FFF) goto Error; |
| 2123 | if (CLUTpoints == 1) goto Error; // Impossible value, 0 for no CLUT and then 2 at least |
| 2124 | |
| 2125 | // Get input tables |
| 2126 | if (!Read16bitTables(self ->ContextID, io, NewLUT, InputChannels, InputEntries)) goto Error; |
| 2127 | |
| 2128 | // Get 3D CLUT |
| 2129 | nTabSize = uipow(OutputChannels, CLUTpoints, InputChannels); |
| 2130 | if (nTabSize == (cmsUInt32Number) -1) goto Error; |
| 2131 | if (nTabSize > 0) { |
| 2132 | |
| 2133 | cmsUInt16Number *T; |
| 2134 | |
| 2135 | T = (cmsUInt16Number*) _cmsCalloc(self ->ContextID, nTabSize, sizeof(cmsUInt16Number)); |
| 2136 | if (T == NULL((void*)0)) goto Error; |
| 2137 | |
| 2138 | if (!_cmsReadUInt16Array(io, nTabSize, T)) { |
| 2139 | _cmsFree(self ->ContextID, T); |
| 2140 | goto Error; |
| 2141 | } |
| 2142 | |
| 2143 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, cmsStageAllocCLut16bit(self ->ContextID, CLUTpoints, InputChannels, OutputChannels, T))) { |
| 2144 | _cmsFree(self ->ContextID, T); |
| 2145 | goto Error; |
| 2146 | } |
| 2147 | _cmsFree(self ->ContextID, T); |
| 2148 | } |
| 2149 | |
| 2150 | |
| 2151 | // Get output tables |
| 2152 | if (!Read16bitTables(self ->ContextID, io, NewLUT, OutputChannels, OutputEntries)) goto Error; |
| 2153 | |
| 2154 | *nItems = 1; |
| 2155 | return NewLUT; |
| 2156 | |
| 2157 | Error: |
| 2158 | if (NewLUT != NULL((void*)0)) cmsPipelineFree(NewLUT); |
| 2159 | return NULL((void*)0); |
| 2160 | |
| 2161 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 2162 | } |
| 2163 | |
| 2164 | // We only allow some specific MPE structures: Matrix plus prelin, plus clut, plus post-lin. |
| 2165 | // Some empty defaults are created for missing parts |
| 2166 | |
| 2167 | static |
| 2168 | cmsBool Type_LUT16_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 2169 | { |
| 2170 | cmsUInt32Number nTabSize; |
| 2171 | cmsPipeline* NewLUT = (cmsPipeline*) Ptr; |
| 2172 | cmsStage* mpe; |
| 2173 | _cmsStageToneCurvesData* PreMPE = NULL((void*)0), *PostMPE = NULL((void*)0); |
| 2174 | _cmsStageMatrixData* MatMPE = NULL((void*)0); |
| 2175 | _cmsStageCLutData* clut = NULL((void*)0); |
| 2176 | cmsUInt32Number i, InputChannels, OutputChannels, clutPoints; |
| 2177 | |
| 2178 | // Disassemble the LUT into components. |
| 2179 | mpe = NewLUT -> Elements; |
| 2180 | if (mpe != NULL((void*)0) && mpe ->Type == cmsSigMatrixElemType) { |
| 2181 | |
| 2182 | MatMPE = (_cmsStageMatrixData*) mpe ->Data; |
| 2183 | if (mpe->InputChannels != 3 || mpe->OutputChannels != 3) return FALSE0; |
| 2184 | mpe = mpe -> Next; |
| 2185 | } |
| 2186 | |
| 2187 | |
| 2188 | if (mpe != NULL((void*)0) && mpe ->Type == cmsSigCurveSetElemType) { |
| 2189 | PreMPE = (_cmsStageToneCurvesData*) mpe ->Data; |
| 2190 | mpe = mpe -> Next; |
| 2191 | } |
| 2192 | |
| 2193 | if (mpe != NULL((void*)0) && mpe ->Type == cmsSigCLutElemType) { |
| 2194 | clut = (_cmsStageCLutData*) mpe -> Data; |
| 2195 | mpe = mpe ->Next; |
| 2196 | } |
| 2197 | |
| 2198 | if (mpe != NULL((void*)0) && mpe ->Type == cmsSigCurveSetElemType) { |
| 2199 | PostMPE = (_cmsStageToneCurvesData*) mpe ->Data; |
| 2200 | mpe = mpe -> Next; |
| 2201 | } |
| 2202 | |
| 2203 | // That should be all |
| 2204 | if (mpe != NULL((void*)0)) { |
| 2205 | cmsSignalError(mpe->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "LUT is not suitable to be saved as LUT16"); |
| 2206 | return FALSE0; |
| 2207 | } |
| 2208 | |
| 2209 | InputChannels = cmsPipelineInputChannels(NewLUT); |
| 2210 | OutputChannels = cmsPipelineOutputChannels(NewLUT); |
| 2211 | |
| 2212 | if (clut == NULL((void*)0)) |
| 2213 | clutPoints = 0; |
| 2214 | else |
| 2215 | clutPoints = clut->Params->nSamples[0]; |
| 2216 | |
| 2217 | if (!_cmsWriteUInt8Number(io, (cmsUInt8Number) InputChannels)) return FALSE0; |
| 2218 | if (!_cmsWriteUInt8Number(io, (cmsUInt8Number) OutputChannels)) return FALSE0; |
| 2219 | if (!_cmsWriteUInt8Number(io, (cmsUInt8Number) clutPoints)) return FALSE0; |
| 2220 | if (!_cmsWriteUInt8Number(io, 0)) return FALSE0; // Padding |
| 2221 | |
| 2222 | if (MatMPE != NULL((void*)0)) { |
| 2223 | |
| 2224 | for (i = 0; i < 9; i++) |
| 2225 | { |
| 2226 | if (!_cmsWrite15Fixed16Number(io, MatMPE->Double[i])) return FALSE0; |
| 2227 | } |
| 2228 | |
| 2229 | } |
| 2230 | else { |
| 2231 | |
| 2232 | if (!_cmsWrite15Fixed16Number(io, 1)) return FALSE0; |
| 2233 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 2234 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 2235 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 2236 | if (!_cmsWrite15Fixed16Number(io, 1)) return FALSE0; |
| 2237 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 2238 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 2239 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 2240 | if (!_cmsWrite15Fixed16Number(io, 1)) return FALSE0; |
| 2241 | } |
| 2242 | |
| 2243 | |
| 2244 | if (PreMPE != NULL((void*)0)) { |
| 2245 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) PreMPE ->TheCurves[0]->nEntries)) return FALSE0; |
| 2246 | } else { |
| 2247 | if (!_cmsWriteUInt16Number(io, 2)) return FALSE0; |
| 2248 | } |
| 2249 | |
| 2250 | if (PostMPE != NULL((void*)0)) { |
| 2251 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) PostMPE ->TheCurves[0]->nEntries)) return FALSE0; |
| 2252 | } else { |
| 2253 | if (!_cmsWriteUInt16Number(io, 2)) return FALSE0; |
| 2254 | |
| 2255 | } |
| 2256 | |
| 2257 | // The prelinearization table |
| 2258 | |
| 2259 | if (PreMPE != NULL((void*)0)) { |
| 2260 | if (!Write16bitTables(self ->ContextID, io, PreMPE)) return FALSE0; |
| 2261 | } |
| 2262 | else { |
| 2263 | for (i=0; i < InputChannels; i++) { |
| 2264 | |
| 2265 | if (!_cmsWriteUInt16Number(io, 0)) return FALSE0; |
| 2266 | if (!_cmsWriteUInt16Number(io, 0xffff)) return FALSE0; |
| 2267 | } |
| 2268 | } |
| 2269 | |
| 2270 | nTabSize = uipow(OutputChannels, clutPoints, InputChannels); |
| 2271 | if (nTabSize == (cmsUInt32Number) -1) return FALSE0; |
| 2272 | if (nTabSize > 0) { |
| 2273 | // The 3D CLUT. |
| 2274 | if (clut != NULL((void*)0)) { |
| 2275 | if (!_cmsWriteUInt16Array(io, nTabSize, clut->Tab.T)) return FALSE0; |
| 2276 | } |
| 2277 | } |
| 2278 | |
| 2279 | // The postlinearization table |
| 2280 | if (PostMPE != NULL((void*)0)) { |
| 2281 | if (!Write16bitTables(self ->ContextID, io, PostMPE)) return FALSE0; |
| 2282 | } |
| 2283 | else { |
| 2284 | for (i=0; i < OutputChannels; i++) { |
| 2285 | |
| 2286 | if (!_cmsWriteUInt16Number(io, 0)) return FALSE0; |
| 2287 | if (!_cmsWriteUInt16Number(io, 0xffff)) return FALSE0; |
| 2288 | } |
| 2289 | } |
| 2290 | |
| 2291 | return TRUE1; |
| 2292 | |
| 2293 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 2294 | } |
| 2295 | |
| 2296 | static |
| 2297 | void* Type_LUT16_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 2298 | { |
| 2299 | return (void*) cmsPipelineDup((cmsPipeline*) Ptr); |
| 2300 | |
| 2301 | cmsUNUSED_PARAMETER(n)((void)n); |
| 2302 | cmsUNUSED_PARAMETER(self)((void)self); |
| 2303 | } |
| 2304 | |
| 2305 | static |
| 2306 | void Type_LUT16_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 2307 | { |
| 2308 | cmsPipelineFree((cmsPipeline*) Ptr); |
| 2309 | return; |
| 2310 | |
| 2311 | cmsUNUSED_PARAMETER(self)((void)self); |
| 2312 | } |
| 2313 | |
| 2314 | |
| 2315 | // ******************************************************************************** |
| 2316 | // Type cmsSigLutAToBType |
| 2317 | // ******************************************************************************** |
| 2318 | |
| 2319 | |
| 2320 | // V4 stuff. Read matrix for LutAtoB and LutBtoA |
| 2321 | |
| 2322 | static |
| 2323 | cmsStage* ReadMatrix(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number Offset) |
| 2324 | { |
| 2325 | cmsFloat64Number dMat[3*3]; |
| 2326 | cmsFloat64Number dOff[3]; |
| 2327 | cmsStage* Mat; |
| 2328 | |
| 2329 | // Go to address |
| 2330 | if (!io -> Seek(io, Offset)) return NULL((void*)0); |
| 2331 | |
| 2332 | // Read the Matrix |
| 2333 | if (!_cmsRead15Fixed16Number(io, &dMat[0])) return NULL((void*)0); |
| 2334 | if (!_cmsRead15Fixed16Number(io, &dMat[1])) return NULL((void*)0); |
| 2335 | if (!_cmsRead15Fixed16Number(io, &dMat[2])) return NULL((void*)0); |
| 2336 | if (!_cmsRead15Fixed16Number(io, &dMat[3])) return NULL((void*)0); |
| 2337 | if (!_cmsRead15Fixed16Number(io, &dMat[4])) return NULL((void*)0); |
| 2338 | if (!_cmsRead15Fixed16Number(io, &dMat[5])) return NULL((void*)0); |
| 2339 | if (!_cmsRead15Fixed16Number(io, &dMat[6])) return NULL((void*)0); |
| 2340 | if (!_cmsRead15Fixed16Number(io, &dMat[7])) return NULL((void*)0); |
| 2341 | if (!_cmsRead15Fixed16Number(io, &dMat[8])) return NULL((void*)0); |
| 2342 | |
| 2343 | if (!_cmsRead15Fixed16Number(io, &dOff[0])) return NULL((void*)0); |
| 2344 | if (!_cmsRead15Fixed16Number(io, &dOff[1])) return NULL((void*)0); |
| 2345 | if (!_cmsRead15Fixed16Number(io, &dOff[2])) return NULL((void*)0); |
| 2346 | |
| 2347 | Mat = cmsStageAllocMatrix(self ->ContextID, 3, 3, dMat, dOff); |
| 2348 | |
| 2349 | return Mat; |
| 2350 | } |
| 2351 | |
| 2352 | |
| 2353 | |
| 2354 | |
| 2355 | // V4 stuff. Read CLUT part for LutAtoB and LutBtoA |
| 2356 | |
| 2357 | static |
| 2358 | cmsStage* ReadCLUT(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, |
| 2359 | cmsUInt32Number Offset, cmsUInt32Number InputChannels, cmsUInt32Number OutputChannels) |
| 2360 | { |
| 2361 | cmsUInt8Number gridPoints8[cmsMAXCHANNELS16]; // Number of grid points in each dimension. |
| 2362 | cmsUInt32Number GridPoints[cmsMAXCHANNELS16], i; |
| 2363 | cmsUInt8Number Precision; |
| 2364 | cmsStage* CLUT; |
| 2365 | _cmsStageCLutData* Data; |
| 2366 | |
| 2367 | if (!io -> Seek(io, Offset)) return NULL((void*)0); |
| 2368 | if (io -> Read(io, gridPoints8, cmsMAXCHANNELS16, 1) != 1) return NULL((void*)0); |
| 2369 | |
| 2370 | |
| 2371 | for (i=0; i < cmsMAXCHANNELS16; i++) { |
| 2372 | |
| 2373 | if (gridPoints8[i] == 1) return NULL((void*)0); // Impossible value, 0 for no CLUT and then 2 at least |
| 2374 | GridPoints[i] = gridPoints8[i]; |
| 2375 | } |
| 2376 | |
| 2377 | if (!_cmsReadUInt8Number(io, &Precision)) return NULL((void*)0); |
| 2378 | |
| 2379 | if (!_cmsReadUInt8Number(io, NULL((void*)0))) return NULL((void*)0); |
| 2380 | if (!_cmsReadUInt8Number(io, NULL((void*)0))) return NULL((void*)0); |
| 2381 | if (!_cmsReadUInt8Number(io, NULL((void*)0))) return NULL((void*)0); |
| 2382 | |
| 2383 | CLUT = cmsStageAllocCLut16bitGranular(self ->ContextID, GridPoints, InputChannels, OutputChannels, NULL((void*)0)); |
| 2384 | if (CLUT == NULL((void*)0)) return NULL((void*)0); |
| 2385 | |
| 2386 | Data = (_cmsStageCLutData*) CLUT ->Data; |
| 2387 | |
| 2388 | // Precision can be 1 or 2 bytes |
| 2389 | if (Precision == 1) { |
| 2390 | |
| 2391 | cmsUInt8Number v; |
| 2392 | |
| 2393 | for (i=0; i < Data ->nEntries; i++) { |
| 2394 | |
| 2395 | if (io ->Read(io, &v, sizeof(cmsUInt8Number), 1) != 1) { |
| 2396 | cmsStageFree(CLUT); |
| 2397 | return NULL((void*)0); |
| 2398 | } |
| 2399 | Data ->Tab.T[i] = FROM_8_TO_16(v)(cmsUInt16Number) ((((cmsUInt16Number) (v)) << 8)|(v)); |
| 2400 | } |
| 2401 | |
| 2402 | } |
| 2403 | else |
| 2404 | if (Precision == 2) { |
| 2405 | |
| 2406 | if (!_cmsReadUInt16Array(io, Data->nEntries, Data ->Tab.T)) { |
| 2407 | cmsStageFree(CLUT); |
| 2408 | return NULL((void*)0); |
| 2409 | } |
| 2410 | } |
| 2411 | else { |
| 2412 | cmsStageFree(CLUT); |
| 2413 | cmsSignalError(self ->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Unknown precision of '%d'", Precision); |
| 2414 | return NULL((void*)0); |
| 2415 | } |
| 2416 | |
| 2417 | return CLUT; |
| 2418 | } |
| 2419 | |
| 2420 | static |
| 2421 | cmsToneCurve* ReadEmbeddedCurve(struct _cms_typehandler_struct* self, cmsIOHANDLER* io) |
| 2422 | { |
| 2423 | cmsTagTypeSignature BaseType; |
| 2424 | cmsUInt32Number nItems; |
| 2425 | |
| 2426 | BaseType = _cmsReadTypeBase(io); |
| 2427 | switch (BaseType) { |
| 2428 | |
| 2429 | case cmsSigCurveType: |
| 2430 | return (cmsToneCurve*) Type_Curve_Read(self, io, &nItems, 0); |
| 2431 | |
| 2432 | case cmsSigParametricCurveType: |
| 2433 | return (cmsToneCurve*) Type_ParametricCurve_Read(self, io, &nItems, 0); |
| 2434 | |
| 2435 | default: |
| 2436 | { |
| 2437 | char String[5]; |
| 2438 | |
| 2439 | _cmsTagSignature2String(String, (cmsTagSignature) BaseType); |
| 2440 | cmsSignalError(self ->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Unknown curve type '%s'", String); |
| 2441 | } |
| 2442 | return NULL((void*)0); |
| 2443 | } |
| 2444 | } |
| 2445 | |
| 2446 | |
| 2447 | // Read a set of curves from specific offset |
| 2448 | static |
| 2449 | cmsStage* ReadSetOfCurves(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number Offset, cmsUInt32Number nCurves) |
| 2450 | { |
| 2451 | cmsToneCurve* Curves[cmsMAXCHANNELS16]; |
| 2452 | cmsUInt32Number i; |
| 2453 | cmsStage* Lin = NULL((void*)0); |
| 2454 | |
| 2455 | if (nCurves > cmsMAXCHANNELS16) return FALSE0; |
| 2456 | |
| 2457 | if (!io -> Seek(io, Offset)) return FALSE0; |
| 2458 | |
| 2459 | for (i=0; i < nCurves; i++) |
| 2460 | Curves[i] = NULL((void*)0); |
| 2461 | |
| 2462 | for (i=0; i < nCurves; i++) { |
| 2463 | |
| 2464 | Curves[i] = ReadEmbeddedCurve(self, io); |
| 2465 | if (Curves[i] == NULL((void*)0)) goto Error; |
| 2466 | if (!_cmsReadAlignment(io)) goto Error; |
| 2467 | |
| 2468 | } |
| 2469 | |
| 2470 | Lin = cmsStageAllocToneCurves(self ->ContextID, nCurves, Curves); |
| 2471 | |
| 2472 | Error: |
| 2473 | for (i=0; i < nCurves; i++) |
| 2474 | cmsFreeToneCurve(Curves[i]); |
| 2475 | |
| 2476 | return Lin; |
| 2477 | } |
| 2478 | |
| 2479 | |
| 2480 | // LutAtoB type |
| 2481 | |
| 2482 | // This structure represents a colour transform. The type contains up to five processing |
| 2483 | // elements which are stored in the AtoBTag tag in the following order: a set of one |
| 2484 | // dimensional curves, a 3 by 3 matrix with offset terms, a set of one dimensional curves, |
| 2485 | // a multidimensional lookup table, and a set of one dimensional output curves. |
| 2486 | // Data are processed using these elements via the following sequence: |
| 2487 | // |
| 2488 | //("A" curves) -> (multidimensional lookup table - CLUT) -> ("M" curves) -> (matrix) -> ("B" curves). |
| 2489 | // |
| 2490 | /* |
| 2491 | It is possible to use any or all of these processing elements. At least one processing element |
| 2492 | must be included.Only the following combinations are allowed: |
| 2493 | |
| 2494 | B |
| 2495 | M - Matrix - B |
| 2496 | A - CLUT - B |
| 2497 | A - CLUT - M - Matrix - B |
| 2498 | |
| 2499 | */ |
| 2500 | |
| 2501 | static |
| 2502 | void* Type_LUTA2B_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 2503 | { |
| 2504 | cmsUInt32Number BaseOffset; |
| 2505 | cmsUInt8Number inputChan; // Number of input channels |
| 2506 | cmsUInt8Number outputChan; // Number of output channels |
| 2507 | cmsUInt32Number offsetB; // Offset to first "B" curve |
| 2508 | cmsUInt32Number offsetMat; // Offset to matrix |
| 2509 | cmsUInt32Number offsetM; // Offset to first "M" curve |
| 2510 | cmsUInt32Number offsetC; // Offset to CLUT |
| 2511 | cmsUInt32Number offsetA; // Offset to first "A" curve |
| 2512 | cmsPipeline* NewLUT = NULL((void*)0); |
| 2513 | |
| 2514 | |
| 2515 | BaseOffset = io ->Tell(io) - sizeof(_cmsTagBase); |
| 2516 | |
| 2517 | if (!_cmsReadUInt8Number(io, &inputChan)) return NULL((void*)0); |
| 2518 | if (!_cmsReadUInt8Number(io, &outputChan)) return NULL((void*)0); |
| 2519 | |
| 2520 | if (!_cmsReadUInt16Number(io, NULL((void*)0))) return NULL((void*)0); |
| 2521 | |
| 2522 | if (!_cmsReadUInt32Number(io, &offsetB)) return NULL((void*)0); |
| 2523 | if (!_cmsReadUInt32Number(io, &offsetMat)) return NULL((void*)0); |
| 2524 | if (!_cmsReadUInt32Number(io, &offsetM)) return NULL((void*)0); |
| 2525 | if (!_cmsReadUInt32Number(io, &offsetC)) return NULL((void*)0); |
| 2526 | if (!_cmsReadUInt32Number(io, &offsetA)) return NULL((void*)0); |
| 2527 | |
| 2528 | if (inputChan == 0 || inputChan >= cmsMAXCHANNELS16) return NULL((void*)0); |
| 2529 | if (outputChan == 0 || outputChan >= cmsMAXCHANNELS16) return NULL((void*)0); |
| 2530 | |
| 2531 | // Allocates an empty LUT |
| 2532 | NewLUT = cmsPipelineAlloc(self ->ContextID, inputChan, outputChan); |
| 2533 | if (NewLUT == NULL((void*)0)) return NULL((void*)0); |
| 2534 | |
| 2535 | if (offsetA!= 0) { |
| 2536 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, ReadSetOfCurves(self, io, BaseOffset + offsetA, inputChan))) |
| 2537 | goto Error; |
| 2538 | } |
| 2539 | |
| 2540 | if (offsetC != 0) { |
| 2541 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, ReadCLUT(self, io, BaseOffset + offsetC, inputChan, outputChan))) |
| 2542 | goto Error; |
| 2543 | } |
| 2544 | |
| 2545 | if (offsetM != 0) { |
| 2546 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, ReadSetOfCurves(self, io, BaseOffset + offsetM, outputChan))) |
| 2547 | goto Error; |
| 2548 | } |
| 2549 | |
| 2550 | if (offsetMat != 0) { |
| 2551 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, ReadMatrix(self, io, BaseOffset + offsetMat))) |
| 2552 | goto Error; |
| 2553 | } |
| 2554 | |
| 2555 | if (offsetB != 0) { |
| 2556 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, ReadSetOfCurves(self, io, BaseOffset + offsetB, outputChan))) |
| 2557 | goto Error; |
| 2558 | } |
| 2559 | |
| 2560 | *nItems = 1; |
| 2561 | return NewLUT; |
| 2562 | Error: |
| 2563 | cmsPipelineFree(NewLUT); |
| 2564 | return NULL((void*)0); |
| 2565 | |
| 2566 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 2567 | } |
| 2568 | |
| 2569 | // Write a set of curves |
| 2570 | static |
| 2571 | cmsBool WriteMatrix(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsStage* mpe) |
| 2572 | { |
| 2573 | cmsUInt32Number i, n; |
| 2574 | |
| 2575 | _cmsStageMatrixData* m = (_cmsStageMatrixData*) mpe -> Data; |
| 2576 | |
| 2577 | n = mpe->InputChannels * mpe->OutputChannels; |
| 2578 | |
| 2579 | // Write the Matrix |
| 2580 | for (i = 0; i < n; i++) |
| 2581 | { |
| 2582 | if (!_cmsWrite15Fixed16Number(io, m->Double[i])) return FALSE0; |
| 2583 | } |
| 2584 | |
| 2585 | if (m->Offset != NULL((void*)0)) { |
| 2586 | |
| 2587 | for (i = 0; i < mpe->OutputChannels; i++) |
| 2588 | { |
| 2589 | if (!_cmsWrite15Fixed16Number(io, m->Offset[i])) return FALSE0; |
| 2590 | } |
| 2591 | } |
| 2592 | else { |
| 2593 | for (i = 0; i < mpe->OutputChannels; i++) |
| 2594 | { |
| 2595 | if (!_cmsWrite15Fixed16Number(io, 0)) return FALSE0; |
| 2596 | } |
| 2597 | } |
| 2598 | |
| 2599 | |
| 2600 | return TRUE1; |
| 2601 | |
| 2602 | cmsUNUSED_PARAMETER(self)((void)self); |
| 2603 | } |
| 2604 | |
| 2605 | |
| 2606 | // Write a set of curves |
| 2607 | static |
| 2608 | cmsBool WriteSetOfCurves(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsTagTypeSignature Type, cmsStage* mpe) |
| 2609 | { |
| 2610 | cmsUInt32Number i, n; |
| 2611 | cmsTagTypeSignature CurrentType; |
| 2612 | cmsToneCurve** Curves; |
| 2613 | |
| 2614 | |
| 2615 | n = cmsStageOutputChannels(mpe); |
| 2616 | Curves = _cmsStageGetPtrToCurveSet(mpe); |
| 2617 | |
| 2618 | for (i=0; i < n; i++) { |
| 2619 | |
| 2620 | // If this is a table-based curve, use curve type even on V4 |
| 2621 | CurrentType = Type; |
| 2622 | |
| 2623 | if ((Curves[i] ->nSegments == 0)|| |
| 2624 | ((Curves[i]->nSegments == 2) && (Curves[i] ->Segments[1].Type == 0)) ) |
| 2625 | CurrentType = cmsSigCurveType; |
| 2626 | else |
| 2627 | if (Curves[i] ->Segments[0].Type < 0) |
| 2628 | CurrentType = cmsSigCurveType; |
| 2629 | |
| 2630 | if (!_cmsWriteTypeBase(io, CurrentType)) return FALSE0; |
| 2631 | |
| 2632 | switch (CurrentType) { |
| 2633 | |
| 2634 | case cmsSigCurveType: |
| 2635 | if (!Type_Curve_Write(self, io, Curves[i], 1)) return FALSE0; |
| 2636 | break; |
| 2637 | |
| 2638 | case cmsSigParametricCurveType: |
| 2639 | if (!Type_ParametricCurve_Write(self, io, Curves[i], 1)) return FALSE0; |
| 2640 | break; |
| 2641 | |
| 2642 | default: |
| 2643 | { |
| 2644 | char String[5]; |
| 2645 | |
| 2646 | _cmsTagSignature2String(String, (cmsTagSignature) Type); |
| 2647 | cmsSignalError(self ->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Unknown curve type '%s'", String); |
| 2648 | } |
| 2649 | return FALSE0; |
| 2650 | } |
| 2651 | |
| 2652 | if (!_cmsWriteAlignment(io)) return FALSE0; |
| 2653 | } |
| 2654 | |
| 2655 | |
| 2656 | return TRUE1; |
| 2657 | } |
| 2658 | |
| 2659 | |
| 2660 | static |
| 2661 | cmsBool WriteCLUT(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt8Number Precision, cmsStage* mpe) |
| 2662 | { |
| 2663 | cmsUInt8Number gridPoints[cmsMAXCHANNELS16]; // Number of grid points in each dimension. |
| 2664 | cmsUInt32Number i; |
| 2665 | _cmsStageCLutData* CLUT = ( _cmsStageCLutData*) mpe -> Data; |
| 2666 | |
| 2667 | if (CLUT ->HasFloatValues) { |
| 2668 | cmsSignalError(self ->ContextID, cmsERROR_NOT_SUITABLE13, "Cannot save floating point data, CLUT are 8 or 16 bit only"); |
| 2669 | return FALSE0; |
| 2670 | } |
| 2671 | |
| 2672 | memset(gridPoints, 0, sizeof(gridPoints)); |
| 2673 | for (i=0; i < (cmsUInt32Number) CLUT ->Params ->nInputs; i++) |
| 2674 | gridPoints[i] = (cmsUInt8Number) CLUT ->Params ->nSamples[i]; |
| 2675 | |
| 2676 | if (!io -> Write(io, cmsMAXCHANNELS16*sizeof(cmsUInt8Number), gridPoints)) return FALSE0; |
| 2677 | |
| 2678 | if (!_cmsWriteUInt8Number(io, (cmsUInt8Number) Precision)) return FALSE0; |
| 2679 | if (!_cmsWriteUInt8Number(io, 0)) return FALSE0; |
| 2680 | if (!_cmsWriteUInt8Number(io, 0)) return FALSE0; |
| 2681 | if (!_cmsWriteUInt8Number(io, 0)) return FALSE0; |
| 2682 | |
| 2683 | // Precision can be 1 or 2 bytes |
| 2684 | if (Precision == 1) { |
| 2685 | |
| 2686 | for (i=0; i < CLUT->nEntries; i++) { |
| 2687 | |
| 2688 | if (!_cmsWriteUInt8Number(io, FROM_16_TO_8(CLUT->Tab.T[i])(cmsUInt8Number) ((((cmsUInt32Number)(CLUT->Tab.T[i]) * 65281U + 8388608U) >> 24) & 0xFFU))) return FALSE0; |
| 2689 | } |
| 2690 | } |
| 2691 | else |
| 2692 | if (Precision == 2) { |
| 2693 | |
| 2694 | if (!_cmsWriteUInt16Array(io, CLUT->nEntries, CLUT ->Tab.T)) return FALSE0; |
| 2695 | } |
| 2696 | else { |
| 2697 | cmsSignalError(self ->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Unknown precision of '%d'", Precision); |
| 2698 | return FALSE0; |
| 2699 | } |
| 2700 | |
| 2701 | if (!_cmsWriteAlignment(io)) return FALSE0; |
| 2702 | |
| 2703 | return TRUE1; |
| 2704 | } |
| 2705 | |
| 2706 | |
| 2707 | |
| 2708 | |
| 2709 | static |
| 2710 | cmsBool Type_LUTA2B_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 2711 | { |
| 2712 | cmsPipeline* Lut = (cmsPipeline*) Ptr; |
| 2713 | cmsUInt32Number inputChan, outputChan; |
| 2714 | cmsStage *A = NULL((void*)0), *B = NULL((void*)0), *M = NULL((void*)0); |
| 2715 | cmsStage * Matrix = NULL((void*)0); |
| 2716 | cmsStage * CLUT = NULL((void*)0); |
| 2717 | cmsUInt32Number offsetB = 0, offsetMat = 0, offsetM = 0, offsetC = 0, offsetA = 0; |
| 2718 | cmsUInt32Number BaseOffset, DirectoryPos, CurrentPos; |
| 2719 | |
| 2720 | // Get the base for all offsets |
| 2721 | BaseOffset = io ->Tell(io) - sizeof(_cmsTagBase); |
| 2722 | |
| 2723 | if (Lut ->Elements != NULL((void*)0)) |
| 2724 | if (!cmsPipelineCheckAndRetreiveStages(Lut, 1, cmsSigCurveSetElemType, &B)) |
| 2725 | if (!cmsPipelineCheckAndRetreiveStages(Lut, 3, cmsSigCurveSetElemType, cmsSigMatrixElemType, cmsSigCurveSetElemType, &M, &Matrix, &B)) |
| 2726 | if (!cmsPipelineCheckAndRetreiveStages(Lut, 3, cmsSigCurveSetElemType, cmsSigCLutElemType, cmsSigCurveSetElemType, &A, &CLUT, &B)) |
| 2727 | if (!cmsPipelineCheckAndRetreiveStages(Lut, 5, cmsSigCurveSetElemType, cmsSigCLutElemType, cmsSigCurveSetElemType, |
| 2728 | cmsSigMatrixElemType, cmsSigCurveSetElemType, &A, &CLUT, &M, &Matrix, &B)) { |
| 2729 | |
| 2730 | cmsSignalError(self->ContextID, cmsERROR_NOT_SUITABLE13, "LUT is not suitable to be saved as LutAToB"); |
| 2731 | return FALSE0; |
| 2732 | } |
| 2733 | |
| 2734 | // Get input, output channels |
| 2735 | inputChan = cmsPipelineInputChannels(Lut); |
| 2736 | outputChan = cmsPipelineOutputChannels(Lut); |
| 2737 | |
| 2738 | // Write channel count |
| 2739 | if (!_cmsWriteUInt8Number(io, (cmsUInt8Number) inputChan)) return FALSE0; |
| 2740 | if (!_cmsWriteUInt8Number(io, (cmsUInt8Number) outputChan)) return FALSE0; |
| 2741 | if (!_cmsWriteUInt16Number(io, 0)) return FALSE0; |
| 2742 | |
| 2743 | // Keep directory to be filled latter |
| 2744 | DirectoryPos = io ->Tell(io); |
| 2745 | |
| 2746 | // Write the directory |
| 2747 | if (!_cmsWriteUInt32Number(io, 0)) return FALSE0; |
| 2748 | if (!_cmsWriteUInt32Number(io, 0)) return FALSE0; |
| 2749 | if (!_cmsWriteUInt32Number(io, 0)) return FALSE0; |
| 2750 | if (!_cmsWriteUInt32Number(io, 0)) return FALSE0; |
| 2751 | if (!_cmsWriteUInt32Number(io, 0)) return FALSE0; |
| 2752 | |
| 2753 | if (A != NULL((void*)0)) { |
| 2754 | |
| 2755 | offsetA = io ->Tell(io) - BaseOffset; |
| 2756 | if (!WriteSetOfCurves(self, io, cmsSigParametricCurveType, A)) return FALSE0; |
| 2757 | } |
| 2758 | |
| 2759 | if (CLUT != NULL((void*)0)) { |
| 2760 | offsetC = io ->Tell(io) - BaseOffset; |
| 2761 | if (!WriteCLUT(self, io, (Lut ->SaveAs8Bits ? 1U : 2U), CLUT)) return FALSE0; |
| 2762 | |
| 2763 | } |
| 2764 | if (M != NULL((void*)0)) { |
| 2765 | |
| 2766 | offsetM = io ->Tell(io) - BaseOffset; |
| 2767 | if (!WriteSetOfCurves(self, io, cmsSigParametricCurveType, M)) return FALSE0; |
| 2768 | } |
| 2769 | |
| 2770 | if (Matrix != NULL((void*)0)) { |
| 2771 | offsetMat = io ->Tell(io) - BaseOffset; |
| 2772 | if (!WriteMatrix(self, io, Matrix)) return FALSE0; |
| 2773 | } |
| 2774 | |
| 2775 | if (B != NULL((void*)0)) { |
| 2776 | |
| 2777 | offsetB = io ->Tell(io) - BaseOffset; |
| 2778 | if (!WriteSetOfCurves(self, io, cmsSigParametricCurveType, B)) return FALSE0; |
| 2779 | } |
| 2780 | |
| 2781 | CurrentPos = io ->Tell(io); |
| 2782 | |
| 2783 | if (!io ->Seek(io, DirectoryPos)) return FALSE0; |
| 2784 | |
| 2785 | if (!_cmsWriteUInt32Number(io, offsetB)) return FALSE0; |
| 2786 | if (!_cmsWriteUInt32Number(io, offsetMat)) return FALSE0; |
| 2787 | if (!_cmsWriteUInt32Number(io, offsetM)) return FALSE0; |
| 2788 | if (!_cmsWriteUInt32Number(io, offsetC)) return FALSE0; |
| 2789 | if (!_cmsWriteUInt32Number(io, offsetA)) return FALSE0; |
| 2790 | |
| 2791 | if (!io ->Seek(io, CurrentPos)) return FALSE0; |
| 2792 | |
| 2793 | return TRUE1; |
| 2794 | |
| 2795 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 2796 | } |
| 2797 | |
| 2798 | |
| 2799 | static |
| 2800 | void* Type_LUTA2B_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 2801 | { |
| 2802 | return (void*) cmsPipelineDup((cmsPipeline*) Ptr); |
| 2803 | |
| 2804 | cmsUNUSED_PARAMETER(n)((void)n); |
| 2805 | cmsUNUSED_PARAMETER(self)((void)self); |
| 2806 | } |
| 2807 | |
| 2808 | static |
| 2809 | void Type_LUTA2B_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 2810 | { |
| 2811 | cmsPipelineFree((cmsPipeline*) Ptr); |
| 2812 | return; |
| 2813 | |
| 2814 | cmsUNUSED_PARAMETER(self)((void)self); |
| 2815 | } |
| 2816 | |
| 2817 | |
| 2818 | // LutBToA type |
| 2819 | |
| 2820 | static |
| 2821 | void* Type_LUTB2A_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 2822 | { |
| 2823 | cmsUInt8Number inputChan; // Number of input channels |
| 2824 | cmsUInt8Number outputChan; // Number of output channels |
| 2825 | cmsUInt32Number BaseOffset; // Actual position in file |
| 2826 | cmsUInt32Number offsetB; // Offset to first "B" curve |
| 2827 | cmsUInt32Number offsetMat; // Offset to matrix |
| 2828 | cmsUInt32Number offsetM; // Offset to first "M" curve |
| 2829 | cmsUInt32Number offsetC; // Offset to CLUT |
| 2830 | cmsUInt32Number offsetA; // Offset to first "A" curve |
| 2831 | cmsPipeline* NewLUT = NULL((void*)0); |
| 2832 | |
| 2833 | |
| 2834 | BaseOffset = io ->Tell(io) - sizeof(_cmsTagBase); |
| 2835 | |
| 2836 | if (!_cmsReadUInt8Number(io, &inputChan)) return NULL((void*)0); |
| 2837 | if (!_cmsReadUInt8Number(io, &outputChan)) return NULL((void*)0); |
| 2838 | |
| 2839 | if (inputChan == 0 || inputChan >= cmsMAXCHANNELS16) return NULL((void*)0); |
| 2840 | if (outputChan == 0 || outputChan >= cmsMAXCHANNELS16) return NULL((void*)0); |
| 2841 | |
| 2842 | // Padding |
| 2843 | if (!_cmsReadUInt16Number(io, NULL((void*)0))) return NULL((void*)0); |
| 2844 | |
| 2845 | if (!_cmsReadUInt32Number(io, &offsetB)) return NULL((void*)0); |
| 2846 | if (!_cmsReadUInt32Number(io, &offsetMat)) return NULL((void*)0); |
| 2847 | if (!_cmsReadUInt32Number(io, &offsetM)) return NULL((void*)0); |
| 2848 | if (!_cmsReadUInt32Number(io, &offsetC)) return NULL((void*)0); |
| 2849 | if (!_cmsReadUInt32Number(io, &offsetA)) return NULL((void*)0); |
| 2850 | |
| 2851 | // Allocates an empty LUT |
| 2852 | NewLUT = cmsPipelineAlloc(self ->ContextID, inputChan, outputChan); |
| 2853 | if (NewLUT == NULL((void*)0)) return NULL((void*)0); |
| 2854 | |
| 2855 | if (offsetB != 0) { |
| 2856 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, ReadSetOfCurves(self, io, BaseOffset + offsetB, inputChan))) |
| 2857 | goto Error; |
| 2858 | } |
| 2859 | |
| 2860 | if (offsetMat != 0) { |
| 2861 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, ReadMatrix(self, io, BaseOffset + offsetMat))) |
| 2862 | goto Error; |
| 2863 | } |
| 2864 | |
| 2865 | if (offsetM != 0) { |
| 2866 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, ReadSetOfCurves(self, io, BaseOffset + offsetM, inputChan))) |
| 2867 | goto Error; |
| 2868 | } |
| 2869 | |
| 2870 | if (offsetC != 0) { |
| 2871 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, ReadCLUT(self, io, BaseOffset + offsetC, inputChan, outputChan))) |
| 2872 | goto Error; |
| 2873 | } |
| 2874 | |
| 2875 | if (offsetA!= 0) { |
| 2876 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, ReadSetOfCurves(self, io, BaseOffset + offsetA, outputChan))) |
| 2877 | goto Error; |
| 2878 | } |
| 2879 | |
| 2880 | *nItems = 1; |
| 2881 | return NewLUT; |
| 2882 | Error: |
| 2883 | cmsPipelineFree(NewLUT); |
| 2884 | return NULL((void*)0); |
| 2885 | |
| 2886 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 2887 | } |
| 2888 | |
| 2889 | |
| 2890 | /* |
| 2891 | B |
| 2892 | B - Matrix - M |
| 2893 | B - CLUT - A |
| 2894 | B - Matrix - M - CLUT - A |
| 2895 | */ |
| 2896 | |
| 2897 | static |
| 2898 | cmsBool Type_LUTB2A_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 2899 | { |
| 2900 | cmsPipeline* Lut = (cmsPipeline*) Ptr; |
| 2901 | cmsUInt32Number inputChan, outputChan; |
| 2902 | cmsStage *A = NULL((void*)0), *B = NULL((void*)0), *M = NULL((void*)0); |
| 2903 | cmsStage *Matrix = NULL((void*)0); |
| 2904 | cmsStage *CLUT = NULL((void*)0); |
| 2905 | cmsUInt32Number offsetB = 0, offsetMat = 0, offsetM = 0, offsetC = 0, offsetA = 0; |
| 2906 | cmsUInt32Number BaseOffset, DirectoryPos, CurrentPos; |
| 2907 | |
| 2908 | |
| 2909 | BaseOffset = io ->Tell(io) - sizeof(_cmsTagBase); |
| 2910 | |
| 2911 | if (!cmsPipelineCheckAndRetreiveStages(Lut, 1, cmsSigCurveSetElemType, &B)) |
| 2912 | if (!cmsPipelineCheckAndRetreiveStages(Lut, 3, cmsSigCurveSetElemType, cmsSigMatrixElemType, cmsSigCurveSetElemType, &B, &Matrix, &M)) |
| 2913 | if (!cmsPipelineCheckAndRetreiveStages(Lut, 3, cmsSigCurveSetElemType, cmsSigCLutElemType, cmsSigCurveSetElemType, &B, &CLUT, &A)) |
| 2914 | if (!cmsPipelineCheckAndRetreiveStages(Lut, 5, cmsSigCurveSetElemType, cmsSigMatrixElemType, cmsSigCurveSetElemType, |
| 2915 | cmsSigCLutElemType, cmsSigCurveSetElemType, &B, &Matrix, &M, &CLUT, &A)) { |
| 2916 | cmsSignalError(self->ContextID, cmsERROR_NOT_SUITABLE13, "LUT is not suitable to be saved as LutBToA"); |
| 2917 | return FALSE0; |
| 2918 | } |
| 2919 | |
| 2920 | inputChan = cmsPipelineInputChannels(Lut); |
| 2921 | outputChan = cmsPipelineOutputChannels(Lut); |
| 2922 | |
| 2923 | if (!_cmsWriteUInt8Number(io, (cmsUInt8Number) inputChan)) return FALSE0; |
| 2924 | if (!_cmsWriteUInt8Number(io, (cmsUInt8Number) outputChan)) return FALSE0; |
| 2925 | if (!_cmsWriteUInt16Number(io, 0)) return FALSE0; |
| 2926 | |
| 2927 | DirectoryPos = io ->Tell(io); |
| 2928 | |
| 2929 | if (!_cmsWriteUInt32Number(io, 0)) return FALSE0; |
| 2930 | if (!_cmsWriteUInt32Number(io, 0)) return FALSE0; |
| 2931 | if (!_cmsWriteUInt32Number(io, 0)) return FALSE0; |
| 2932 | if (!_cmsWriteUInt32Number(io, 0)) return FALSE0; |
| 2933 | if (!_cmsWriteUInt32Number(io, 0)) return FALSE0; |
| 2934 | |
| 2935 | if (A != NULL((void*)0)) { |
| 2936 | |
| 2937 | offsetA = io ->Tell(io) - BaseOffset; |
| 2938 | if (!WriteSetOfCurves(self, io, cmsSigParametricCurveType, A)) return FALSE0; |
| 2939 | } |
| 2940 | |
| 2941 | if (CLUT != NULL((void*)0)) { |
| 2942 | offsetC = io ->Tell(io) - BaseOffset; |
| 2943 | if (!WriteCLUT(self, io, (Lut ->SaveAs8Bits ? 1U : 2U), CLUT)) return FALSE0; |
| 2944 | |
| 2945 | } |
| 2946 | if (M != NULL((void*)0)) { |
| 2947 | |
| 2948 | offsetM = io ->Tell(io) - BaseOffset; |
| 2949 | if (!WriteSetOfCurves(self, io, cmsSigParametricCurveType, M)) return FALSE0; |
| 2950 | } |
| 2951 | |
| 2952 | if (Matrix != NULL((void*)0)) { |
| 2953 | offsetMat = io ->Tell(io) - BaseOffset; |
| 2954 | if (!WriteMatrix(self, io, Matrix)) return FALSE0; |
| 2955 | } |
| 2956 | |
| 2957 | if (B != NULL((void*)0)) { |
| 2958 | |
| 2959 | offsetB = io ->Tell(io) - BaseOffset; |
| 2960 | if (!WriteSetOfCurves(self, io, cmsSigParametricCurveType, B)) return FALSE0; |
| 2961 | } |
| 2962 | |
| 2963 | CurrentPos = io ->Tell(io); |
| 2964 | |
| 2965 | if (!io ->Seek(io, DirectoryPos)) return FALSE0; |
| 2966 | |
| 2967 | if (!_cmsWriteUInt32Number(io, offsetB)) return FALSE0; |
| 2968 | if (!_cmsWriteUInt32Number(io, offsetMat)) return FALSE0; |
| 2969 | if (!_cmsWriteUInt32Number(io, offsetM)) return FALSE0; |
| 2970 | if (!_cmsWriteUInt32Number(io, offsetC)) return FALSE0; |
| 2971 | if (!_cmsWriteUInt32Number(io, offsetA)) return FALSE0; |
| 2972 | |
| 2973 | if (!io ->Seek(io, CurrentPos)) return FALSE0; |
| 2974 | |
| 2975 | return TRUE1; |
| 2976 | |
| 2977 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 2978 | } |
| 2979 | |
| 2980 | |
| 2981 | |
| 2982 | static |
| 2983 | void* Type_LUTB2A_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 2984 | { |
| 2985 | return (void*) cmsPipelineDup((cmsPipeline*) Ptr); |
| 2986 | |
| 2987 | cmsUNUSED_PARAMETER(n)((void)n); |
| 2988 | cmsUNUSED_PARAMETER(self)((void)self); |
| 2989 | } |
| 2990 | |
| 2991 | static |
| 2992 | void Type_LUTB2A_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 2993 | { |
| 2994 | cmsPipelineFree((cmsPipeline*) Ptr); |
| 2995 | return; |
| 2996 | |
| 2997 | cmsUNUSED_PARAMETER(self)((void)self); |
| 2998 | } |
| 2999 | |
| 3000 | |
| 3001 | |
| 3002 | // ******************************************************************************** |
| 3003 | // Type cmsSigColorantTableType |
| 3004 | // ******************************************************************************** |
| 3005 | /* |
| 3006 | The purpose of this tag is to identify the colorants used in the profile by a |
| 3007 | unique name and set of XYZ or L*a*b* values to give the colorant an unambiguous |
| 3008 | value. The first colorant listed is the colorant of the first device channel of |
| 3009 | a lut tag. The second colorant listed is the colorant of the second device channel |
| 3010 | of a lut tag, and so on. |
| 3011 | */ |
| 3012 | |
| 3013 | static |
| 3014 | void *Type_ColorantTable_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 3015 | { |
| 3016 | cmsUInt32Number i, Count; |
| 3017 | cmsNAMEDCOLORLIST* List; |
| 3018 | char Name[34]; |
| 3019 | cmsUInt16Number PCS[3]; |
| 3020 | |
| 3021 | |
| 3022 | if (!_cmsReadUInt32Number(io, &Count)) return NULL((void*)0); |
| 3023 | |
| 3024 | if (Count > cmsMAXCHANNELS16) { |
| 3025 | cmsSignalError(self->ContextID, cmsERROR_RANGE2, "Too many colorants '%d'", Count); |
| 3026 | return NULL((void*)0); |
| 3027 | } |
| 3028 | |
| 3029 | List = cmsAllocNamedColorList(self ->ContextID, Count, 0, "", ""); |
| 3030 | if (List == NULL((void*)0)) |
| 3031 | return NULL((void*)0); |
| 3032 | |
| 3033 | for (i=0; i < Count; i++) { |
| 3034 | |
| 3035 | if (io ->Read(io, Name, 32, 1) != 1) goto Error; |
| 3036 | Name[32] = 0; |
| 3037 | |
| 3038 | if (!_cmsReadUInt16Array(io, 3, PCS)) goto Error; |
| 3039 | |
| 3040 | if (!cmsAppendNamedColor(List, Name, PCS, NULL((void*)0))) goto Error; |
| 3041 | |
| 3042 | } |
| 3043 | |
| 3044 | *nItems = 1; |
| 3045 | return List; |
| 3046 | |
| 3047 | Error: |
| 3048 | *nItems = 0; |
| 3049 | cmsFreeNamedColorList(List); |
| 3050 | return NULL((void*)0); |
| 3051 | |
| 3052 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 3053 | } |
| 3054 | |
| 3055 | |
| 3056 | |
| 3057 | // Saves a colorant table. It is using the named color structure for simplicity sake |
| 3058 | static |
| 3059 | cmsBool Type_ColorantTable_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 3060 | { |
| 3061 | cmsNAMEDCOLORLIST* NamedColorList = (cmsNAMEDCOLORLIST*) Ptr; |
| 3062 | cmsUInt32Number i, nColors; |
| 3063 | |
| 3064 | nColors = cmsNamedColorCount(NamedColorList); |
| 3065 | |
| 3066 | if (!_cmsWriteUInt32Number(io, nColors)) return FALSE0; |
| 3067 | |
| 3068 | for (i=0; i < nColors; i++) { |
| 3069 | |
| 3070 | char root[cmsMAX_PATH256]; |
| 3071 | cmsUInt16Number PCS[3]; |
| 3072 | |
| 3073 | memset(root, 0, sizeof(root)); |
| 3074 | |
| 3075 | if (!cmsNamedColorInfo(NamedColorList, i, root, NULL((void*)0), NULL((void*)0), PCS, NULL((void*)0))) return 0; |
| 3076 | root[32] = 0; |
| 3077 | |
| 3078 | if (!io ->Write(io, 32, root)) return FALSE0; |
| 3079 | if (!_cmsWriteUInt16Array(io, 3, PCS)) return FALSE0; |
| 3080 | } |
| 3081 | |
| 3082 | return TRUE1; |
| 3083 | |
| 3084 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 3085 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3086 | } |
| 3087 | |
| 3088 | |
| 3089 | static |
| 3090 | void* Type_ColorantTable_Dup(struct _cms_typehandler_struct* self, const void* Ptr, cmsUInt32Number n) |
| 3091 | { |
| 3092 | cmsNAMEDCOLORLIST* nc = (cmsNAMEDCOLORLIST*) Ptr; |
| 3093 | return (void*) cmsDupNamedColorList(nc); |
| 3094 | |
| 3095 | cmsUNUSED_PARAMETER(n)((void)n); |
| 3096 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3097 | } |
| 3098 | |
| 3099 | |
| 3100 | static |
| 3101 | void Type_ColorantTable_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 3102 | { |
| 3103 | cmsFreeNamedColorList((cmsNAMEDCOLORLIST*) Ptr); |
| 3104 | return; |
| 3105 | |
| 3106 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3107 | } |
| 3108 | |
| 3109 | |
| 3110 | // ******************************************************************************** |
| 3111 | // Type cmsSigNamedColor2Type |
| 3112 | // ******************************************************************************** |
| 3113 | // |
| 3114 | //The namedColor2Type is a count value and array of structures that provide color |
| 3115 | //coordinates for 7-bit ASCII color names. For each named color, a PCS and optional |
| 3116 | //device representation of the color are given. Both representations are 16-bit values. |
| 3117 | //The device representation corresponds to the header's 'color space of data' field. |
| 3118 | //This representation should be consistent with the 'number of device components' |
| 3119 | //field in the namedColor2Type. If this field is 0, device coordinates are not provided. |
| 3120 | //The PCS representation corresponds to the header's PCS field. The PCS representation |
| 3121 | //is always provided. Color names are fixed-length, 32-byte fields including null |
| 3122 | //termination. In order to maintain maximum portability, it is strongly recommended |
| 3123 | //that special characters of the 7-bit ASCII set not be used. |
| 3124 | |
| 3125 | static |
| 3126 | void *Type_NamedColor_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 3127 | { |
| 3128 | |
| 3129 | cmsUInt32Number vendorFlag; // Bottom 16 bits for ICC use |
| 3130 | cmsUInt32Number count; // Count of named colors |
| 3131 | cmsUInt32Number nDeviceCoords; // Num of device coordinates |
| 3132 | char prefix[32]; // Prefix for each color name |
| 3133 | char suffix[32]; // Suffix for each color name |
| 3134 | cmsNAMEDCOLORLIST* v; |
| 3135 | cmsUInt32Number i; |
| 3136 | |
| 3137 | |
| 3138 | *nItems = 0; |
| 3139 | if (!_cmsReadUInt32Number(io, &vendorFlag)) return NULL((void*)0); |
| 3140 | if (!_cmsReadUInt32Number(io, &count)) return NULL((void*)0); |
| 3141 | if (!_cmsReadUInt32Number(io, &nDeviceCoords)) return NULL((void*)0); |
| 3142 | |
| 3143 | if (io -> Read(io, prefix, 32, 1) != 1) return NULL((void*)0); |
| 3144 | if (io -> Read(io, suffix, 32, 1) != 1) return NULL((void*)0); |
| 3145 | |
| 3146 | prefix[31] = suffix[31] = 0; |
| 3147 | |
| 3148 | v = cmsAllocNamedColorList(self ->ContextID, count, nDeviceCoords, prefix, suffix); |
| 3149 | if (v == NULL((void*)0)) { |
| 3150 | cmsSignalError(self->ContextID, cmsERROR_RANGE2, "Too many named colors '%d'", count); |
| 3151 | return NULL((void*)0); |
| 3152 | } |
| 3153 | |
| 3154 | if (nDeviceCoords > cmsMAXCHANNELS16) { |
| 3155 | cmsSignalError(self->ContextID, cmsERROR_RANGE2, "Too many device coordinates '%d'", nDeviceCoords); |
| 3156 | goto Error; |
| 3157 | } |
| 3158 | for (i=0; i < count; i++) { |
| 3159 | |
| 3160 | cmsUInt16Number PCS[3]; |
| 3161 | cmsUInt16Number Colorant[cmsMAXCHANNELS16]; |
| 3162 | char Root[33]; |
| 3163 | |
| 3164 | memset(Colorant, 0, sizeof(Colorant)); |
| 3165 | if (io -> Read(io, Root, 32, 1) != 1) goto Error; |
| 3166 | Root[32] = 0; // To prevent exploits |
| 3167 | |
| 3168 | if (!_cmsReadUInt16Array(io, 3, PCS)) goto Error; |
| 3169 | if (!_cmsReadUInt16Array(io, nDeviceCoords, Colorant)) goto Error; |
| 3170 | |
| 3171 | if (!cmsAppendNamedColor(v, Root, PCS, Colorant)) goto Error; |
| 3172 | } |
| 3173 | |
| 3174 | *nItems = 1; |
| 3175 | return (void*) v ; |
| 3176 | |
| 3177 | Error: |
| 3178 | cmsFreeNamedColorList(v); |
| 3179 | return NULL((void*)0); |
| 3180 | |
| 3181 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 3182 | } |
| 3183 | |
| 3184 | |
| 3185 | // Saves a named color list into a named color profile |
| 3186 | static |
| 3187 | cmsBool Type_NamedColor_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 3188 | { |
| 3189 | cmsNAMEDCOLORLIST* NamedColorList = (cmsNAMEDCOLORLIST*) Ptr; |
| 3190 | char prefix[33]; // Prefix for each color name |
| 3191 | char suffix[33]; // Suffix for each color name |
| 3192 | cmsUInt32Number i, nColors; |
| 3193 | |
| 3194 | nColors = cmsNamedColorCount(NamedColorList); |
| 3195 | |
| 3196 | if (!_cmsWriteUInt32Number(io, 0)) return FALSE0; |
| 3197 | if (!_cmsWriteUInt32Number(io, nColors)) return FALSE0; |
| 3198 | if (!_cmsWriteUInt32Number(io, NamedColorList ->ColorantCount)) return FALSE0; |
| 3199 | |
| 3200 | strncpy(prefix, (const char*) NamedColorList->Prefix, 32); |
| 3201 | strncpy(suffix, (const char*) NamedColorList->Suffix, 32); |
| 3202 | |
| 3203 | suffix[32] = prefix[32] = 0; |
| 3204 | |
| 3205 | if (!io ->Write(io, 32, prefix)) return FALSE0; |
| 3206 | if (!io ->Write(io, 32, suffix)) return FALSE0; |
| 3207 | |
| 3208 | for (i=0; i < nColors; i++) { |
| 3209 | |
| 3210 | cmsUInt16Number PCS[3]; |
| 3211 | cmsUInt16Number Colorant[cmsMAXCHANNELS16]; |
| 3212 | char Root[cmsMAX_PATH256]; |
| 3213 | |
| 3214 | if (!cmsNamedColorInfo(NamedColorList, i, Root, NULL((void*)0), NULL((void*)0), PCS, Colorant)) return 0; |
| 3215 | Root[32] = 0; |
| 3216 | if (!io ->Write(io, 32 , Root)) return FALSE0; |
| 3217 | if (!_cmsWriteUInt16Array(io, 3, PCS)) return FALSE0; |
| 3218 | if (!_cmsWriteUInt16Array(io, NamedColorList ->ColorantCount, Colorant)) return FALSE0; |
| 3219 | } |
| 3220 | |
| 3221 | return TRUE1; |
| 3222 | |
| 3223 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 3224 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3225 | } |
| 3226 | |
| 3227 | static |
| 3228 | void* Type_NamedColor_Dup(struct _cms_typehandler_struct* self, const void* Ptr, cmsUInt32Number n) |
| 3229 | { |
| 3230 | cmsNAMEDCOLORLIST* nc = (cmsNAMEDCOLORLIST*) Ptr; |
| 3231 | |
| 3232 | return (void*) cmsDupNamedColorList(nc); |
| 3233 | |
| 3234 | cmsUNUSED_PARAMETER(n)((void)n); |
| 3235 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3236 | } |
| 3237 | |
| 3238 | |
| 3239 | static |
| 3240 | void Type_NamedColor_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 3241 | { |
| 3242 | cmsFreeNamedColorList((cmsNAMEDCOLORLIST*) Ptr); |
| 3243 | return; |
| 3244 | |
| 3245 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3246 | } |
| 3247 | |
| 3248 | |
| 3249 | // ******************************************************************************** |
| 3250 | // Type cmsSigProfileSequenceDescType |
| 3251 | // ******************************************************************************** |
| 3252 | |
| 3253 | // This type is an array of structures, each of which contains information from the |
| 3254 | // header fields and tags from the original profiles which were combined to create |
| 3255 | // the final profile. The order of the structures is the order in which the profiles |
| 3256 | // were combined and includes a structure for the final profile. This provides a |
| 3257 | // description of the profile sequence from source to destination, |
| 3258 | // typically used with the DeviceLink profile. |
| 3259 | |
| 3260 | static |
| 3261 | cmsBool ReadEmbeddedText(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsMLU** mlu, cmsUInt32Number SizeOfTag) |
| 3262 | { |
| 3263 | cmsTagTypeSignature BaseType; |
| 3264 | cmsUInt32Number nItems; |
| 3265 | |
| 3266 | BaseType = _cmsReadTypeBase(io); |
| 3267 | |
| 3268 | switch (BaseType) { |
| 3269 | |
| 3270 | case cmsSigTextType: |
| 3271 | if (*mlu) cmsMLUfree(*mlu); |
| 3272 | *mlu = (cmsMLU*)Type_Text_Read(self, io, &nItems, SizeOfTag); |
| 3273 | return (*mlu != NULL((void*)0)); |
| 3274 | |
| 3275 | case cmsSigTextDescriptionType: |
| 3276 | if (*mlu) cmsMLUfree(*mlu); |
| 3277 | *mlu = (cmsMLU*) Type_Text_Description_Read(self, io, &nItems, SizeOfTag); |
| 3278 | return (*mlu != NULL((void*)0)); |
| 3279 | |
| 3280 | /* |
| 3281 | TBD: Size is needed for MLU, and we have no idea on which is the available size |
| 3282 | */ |
| 3283 | |
| 3284 | case cmsSigMultiLocalizedUnicodeType: |
| 3285 | if (*mlu) cmsMLUfree(*mlu); |
| 3286 | *mlu = (cmsMLU*) Type_MLU_Read(self, io, &nItems, SizeOfTag); |
| 3287 | return (*mlu != NULL((void*)0)); |
| 3288 | |
| 3289 | default: return FALSE0; |
| 3290 | } |
| 3291 | } |
| 3292 | |
| 3293 | |
| 3294 | static |
| 3295 | void *Type_ProfileSequenceDesc_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 3296 | { |
| 3297 | cmsSEQ* OutSeq; |
| 3298 | cmsUInt32Number i, Count; |
| 3299 | |
| 3300 | *nItems = 0; |
| 3301 | |
| 3302 | if (!_cmsReadUInt32Number(io, &Count)) return NULL((void*)0); |
| 3303 | |
| 3304 | if (SizeOfTag < sizeof(cmsUInt32Number)) return NULL((void*)0); |
| 3305 | SizeOfTag -= sizeof(cmsUInt32Number); |
| 3306 | |
| 3307 | |
| 3308 | OutSeq = cmsAllocProfileSequenceDescription(self ->ContextID, Count); |
| 3309 | if (OutSeq == NULL((void*)0)) return NULL((void*)0); |
| 3310 | |
| 3311 | OutSeq ->n = Count; |
| 3312 | |
| 3313 | // Get structures as well |
| 3314 | |
| 3315 | for (i=0; i < Count; i++) { |
| 3316 | |
| 3317 | cmsPSEQDESC* sec = &OutSeq -> seq[i]; |
| 3318 | |
| 3319 | if (!_cmsReadUInt32Number(io, &sec ->deviceMfg)) goto Error; |
| 3320 | if (SizeOfTag < sizeof(cmsUInt32Number)) goto Error; |
| 3321 | SizeOfTag -= sizeof(cmsUInt32Number); |
| 3322 | |
| 3323 | if (!_cmsReadUInt32Number(io, &sec ->deviceModel)) goto Error; |
| 3324 | if (SizeOfTag < sizeof(cmsUInt32Number)) goto Error; |
| 3325 | SizeOfTag -= sizeof(cmsUInt32Number); |
| 3326 | |
| 3327 | if (!_cmsReadUInt64Number(io, &sec ->attributes)) goto Error; |
| 3328 | if (SizeOfTag < sizeof(cmsUInt64Number)) goto Error; |
| 3329 | SizeOfTag -= sizeof(cmsUInt64Number); |
| 3330 | |
| 3331 | if (!_cmsReadUInt32Number(io, (cmsUInt32Number *)&sec ->technology)) goto Error; |
| 3332 | if (SizeOfTag < sizeof(cmsUInt32Number)) goto Error; |
| 3333 | SizeOfTag -= sizeof(cmsUInt32Number); |
| 3334 | |
| 3335 | if (!ReadEmbeddedText(self, io, &sec ->Manufacturer, SizeOfTag)) goto Error; |
| 3336 | if (!ReadEmbeddedText(self, io, &sec ->Model, SizeOfTag)) goto Error; |
| 3337 | } |
| 3338 | |
| 3339 | *nItems = 1; |
| 3340 | return OutSeq; |
| 3341 | |
| 3342 | Error: |
| 3343 | cmsFreeProfileSequenceDescription(OutSeq); |
| 3344 | return NULL((void*)0); |
| 3345 | } |
| 3346 | |
| 3347 | |
| 3348 | // Aux--Embed a text description type. It can be of type text description or multilocalized unicode |
| 3349 | // and it depends of the version number passed on cmsTagDescriptor structure instead of stack |
| 3350 | static |
| 3351 | cmsBool SaveDescription(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsMLU* Text) |
| 3352 | { |
| 3353 | if (self ->ICCVersion < 0x4000000) { |
| 3354 | |
| 3355 | if (!_cmsWriteTypeBase(io, cmsSigTextDescriptionType)) return FALSE0; |
| 3356 | return Type_Text_Description_Write(self, io, Text, 1); |
| 3357 | } |
| 3358 | else { |
| 3359 | if (!_cmsWriteTypeBase(io, cmsSigMultiLocalizedUnicodeType)) return FALSE0; |
| 3360 | return Type_MLU_Write(self, io, Text, 1); |
| 3361 | } |
| 3362 | } |
| 3363 | |
| 3364 | |
| 3365 | static |
| 3366 | cmsBool Type_ProfileSequenceDesc_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 3367 | { |
| 3368 | cmsSEQ* Seq = (cmsSEQ*) Ptr; |
| 3369 | cmsUInt32Number i; |
| 3370 | |
| 3371 | if (!_cmsWriteUInt32Number(io, Seq->n)) return FALSE0; |
| 3372 | |
| 3373 | for (i=0; i < Seq ->n; i++) { |
| 3374 | |
| 3375 | cmsPSEQDESC* sec = &Seq -> seq[i]; |
| 3376 | |
| 3377 | if (!_cmsWriteUInt32Number(io, sec ->deviceMfg)) return FALSE0; |
| 3378 | if (!_cmsWriteUInt32Number(io, sec ->deviceModel)) return FALSE0; |
| 3379 | if (!_cmsWriteUInt64Number(io, &sec ->attributes)) return FALSE0; |
| 3380 | if (!_cmsWriteUInt32Number(io, sec ->technology)) return FALSE0; |
| 3381 | |
| 3382 | if (!SaveDescription(self, io, sec ->Manufacturer)) return FALSE0; |
| 3383 | if (!SaveDescription(self, io, sec ->Model)) return FALSE0; |
| 3384 | } |
| 3385 | |
| 3386 | return TRUE1; |
| 3387 | |
| 3388 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 3389 | } |
| 3390 | |
| 3391 | |
| 3392 | static |
| 3393 | void* Type_ProfileSequenceDesc_Dup(struct _cms_typehandler_struct* self, const void* Ptr, cmsUInt32Number n) |
| 3394 | { |
| 3395 | return (void*) cmsDupProfileSequenceDescription((cmsSEQ*) Ptr); |
| 3396 | |
| 3397 | cmsUNUSED_PARAMETER(n)((void)n); |
| 3398 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3399 | } |
| 3400 | |
| 3401 | static |
| 3402 | void Type_ProfileSequenceDesc_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 3403 | { |
| 3404 | cmsFreeProfileSequenceDescription((cmsSEQ*) Ptr); |
| 3405 | return; |
| 3406 | |
| 3407 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3408 | } |
| 3409 | |
| 3410 | |
| 3411 | // ******************************************************************************** |
| 3412 | // Type cmsSigProfileSequenceIdType |
| 3413 | // ******************************************************************************** |
| 3414 | /* |
| 3415 | In certain workflows using ICC Device Link Profiles, it is necessary to identify the |
| 3416 | original profiles that were combined to create the Device Link Profile. |
| 3417 | This type is an array of structures, each of which contains information for |
| 3418 | identification of a profile used in a sequence |
| 3419 | */ |
| 3420 | |
| 3421 | |
| 3422 | static |
| 3423 | cmsBool ReadSeqID(struct _cms_typehandler_struct* self, |
| 3424 | cmsIOHANDLER* io, |
| 3425 | void* Cargo, |
| 3426 | cmsUInt32Number n, |
| 3427 | cmsUInt32Number SizeOfTag) |
| 3428 | { |
| 3429 | cmsSEQ* OutSeq = (cmsSEQ*) Cargo; |
| 3430 | cmsPSEQDESC* seq = &OutSeq ->seq[n]; |
| 3431 | |
| 3432 | if (io -> Read(io, seq ->ProfileID.ID8, 16, 1) != 1) return FALSE0; |
| 3433 | if (!ReadEmbeddedText(self, io, &seq ->Description, SizeOfTag)) return FALSE0; |
| 3434 | |
| 3435 | return TRUE1; |
| 3436 | } |
| 3437 | |
| 3438 | |
| 3439 | |
| 3440 | static |
| 3441 | void *Type_ProfileSequenceId_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 3442 | { |
| 3443 | cmsSEQ* OutSeq; |
| 3444 | cmsUInt32Number Count; |
| 3445 | cmsUInt32Number BaseOffset; |
| 3446 | |
| 3447 | *nItems = 0; |
| 3448 | |
| 3449 | // Get actual position as a basis for element offsets |
| 3450 | BaseOffset = io ->Tell(io) - sizeof(_cmsTagBase); |
| 3451 | |
| 3452 | // Get table count |
| 3453 | if (!_cmsReadUInt32Number(io, &Count)) return NULL((void*)0); |
| 3454 | SizeOfTag -= sizeof(cmsUInt32Number); |
| 3455 | |
| 3456 | // Allocate an empty structure |
| 3457 | OutSeq = cmsAllocProfileSequenceDescription(self ->ContextID, Count); |
| 3458 | if (OutSeq == NULL((void*)0)) return NULL((void*)0); |
| 3459 | |
| 3460 | |
| 3461 | // Read the position table |
| 3462 | if (!ReadPositionTable(self, io, Count, BaseOffset, OutSeq, ReadSeqID)) { |
| 3463 | |
| 3464 | cmsFreeProfileSequenceDescription(OutSeq); |
| 3465 | return NULL((void*)0); |
| 3466 | } |
| 3467 | |
| 3468 | // Success |
| 3469 | *nItems = 1; |
| 3470 | return OutSeq; |
| 3471 | |
| 3472 | } |
| 3473 | |
| 3474 | |
| 3475 | static |
| 3476 | cmsBool WriteSeqID(struct _cms_typehandler_struct* self, |
| 3477 | cmsIOHANDLER* io, |
| 3478 | void* Cargo, |
| 3479 | cmsUInt32Number n, |
| 3480 | cmsUInt32Number SizeOfTag) |
| 3481 | { |
| 3482 | cmsSEQ* Seq = (cmsSEQ*) Cargo; |
| 3483 | |
| 3484 | if (!io ->Write(io, 16, Seq ->seq[n].ProfileID.ID8)) return FALSE0; |
| 3485 | |
| 3486 | // Store here the MLU |
| 3487 | if (!SaveDescription(self, io, Seq ->seq[n].Description)) return FALSE0; |
| 3488 | |
| 3489 | return TRUE1; |
| 3490 | |
| 3491 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 3492 | } |
| 3493 | |
| 3494 | static |
| 3495 | cmsBool Type_ProfileSequenceId_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 3496 | { |
| 3497 | cmsSEQ* Seq = (cmsSEQ*) Ptr; |
| 3498 | cmsUInt32Number BaseOffset; |
| 3499 | |
| 3500 | // Keep the base offset |
| 3501 | BaseOffset = io ->Tell(io) - sizeof(_cmsTagBase); |
| 3502 | |
| 3503 | // This is the table count |
| 3504 | if (!_cmsWriteUInt32Number(io, Seq ->n)) return FALSE0; |
| 3505 | |
| 3506 | // This is the position table and content |
| 3507 | if (!WritePositionTable(self, io, 0, Seq ->n, BaseOffset, Seq, WriteSeqID)) return FALSE0; |
| 3508 | |
| 3509 | return TRUE1; |
| 3510 | |
| 3511 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 3512 | } |
| 3513 | |
| 3514 | static |
| 3515 | void* Type_ProfileSequenceId_Dup(struct _cms_typehandler_struct* self, const void* Ptr, cmsUInt32Number n) |
| 3516 | { |
| 3517 | return (void*) cmsDupProfileSequenceDescription((cmsSEQ*) Ptr); |
| 3518 | |
| 3519 | cmsUNUSED_PARAMETER(n)((void)n); |
| 3520 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3521 | } |
| 3522 | |
| 3523 | static |
| 3524 | void Type_ProfileSequenceId_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 3525 | { |
| 3526 | cmsFreeProfileSequenceDescription((cmsSEQ*) Ptr); |
| 3527 | return; |
| 3528 | |
| 3529 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3530 | } |
| 3531 | |
| 3532 | |
| 3533 | // ******************************************************************************** |
| 3534 | // Type cmsSigUcrBgType |
| 3535 | // ******************************************************************************** |
| 3536 | /* |
| 3537 | This type contains curves representing the under color removal and black |
| 3538 | generation and a text string which is a general description of the method used |
| 3539 | for the ucr/bg. |
| 3540 | */ |
| 3541 | |
| 3542 | static |
| 3543 | void *Type_UcrBg_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 3544 | { |
| 3545 | cmsUcrBg* n = (cmsUcrBg*) _cmsMallocZero(self ->ContextID, sizeof(cmsUcrBg)); |
| 3546 | cmsUInt32Number CountUcr, CountBg; |
| 3547 | char* ASCIIString; |
| 3548 | |
| 3549 | *nItems = 0; |
| 3550 | if (n == NULL((void*)0)) return NULL((void*)0); |
| 3551 | |
| 3552 | // First curve is Under color removal |
| 3553 | if (!_cmsReadUInt32Number(io, &CountUcr)) return NULL((void*)0); |
| 3554 | if (SizeOfTag < sizeof(cmsUInt32Number)) return NULL((void*)0); |
| 3555 | SizeOfTag -= sizeof(cmsUInt32Number); |
| 3556 | |
| 3557 | n ->Ucr = cmsBuildTabulatedToneCurve16(self ->ContextID, CountUcr, NULL((void*)0)); |
| 3558 | if (n ->Ucr == NULL((void*)0)) return NULL((void*)0); |
| 3559 | |
| 3560 | if (!_cmsReadUInt16Array(io, CountUcr, n ->Ucr->Table16)) return NULL((void*)0); |
| 3561 | if (SizeOfTag < sizeof(cmsUInt32Number)) return NULL((void*)0); |
| 3562 | SizeOfTag -= CountUcr * sizeof(cmsUInt16Number); |
| 3563 | |
| 3564 | // Second curve is Black generation |
| 3565 | if (!_cmsReadUInt32Number(io, &CountBg)) return NULL((void*)0); |
| 3566 | if (SizeOfTag < sizeof(cmsUInt32Number)) return NULL((void*)0); |
| 3567 | SizeOfTag -= sizeof(cmsUInt32Number); |
| 3568 | |
| 3569 | n ->Bg = cmsBuildTabulatedToneCurve16(self ->ContextID, CountBg, NULL((void*)0)); |
| 3570 | if (n ->Bg == NULL((void*)0)) return NULL((void*)0); |
| 3571 | if (!_cmsReadUInt16Array(io, CountBg, n ->Bg->Table16)) return NULL((void*)0); |
| 3572 | if (SizeOfTag < CountBg * sizeof(cmsUInt16Number)) return NULL((void*)0); |
| 3573 | SizeOfTag -= CountBg * sizeof(cmsUInt16Number); |
| 3574 | if (SizeOfTag == UINT_MAX(2147483647 *2U +1U)) return NULL((void*)0); |
| 3575 | |
| 3576 | // Now comes the text. The length is specified by the tag size |
| 3577 | n ->Desc = cmsMLUalloc(self ->ContextID, 1); |
| 3578 | if (n ->Desc == NULL((void*)0)) return NULL((void*)0); |
| 3579 | |
| 3580 | ASCIIString = (char*) _cmsMalloc(self ->ContextID, SizeOfTag + 1); |
| 3581 | if (io ->Read(io, ASCIIString, sizeof(char), SizeOfTag) != SizeOfTag) return NULL((void*)0); |
| 3582 | ASCIIString[SizeOfTag] = 0; |
| 3583 | cmsMLUsetASCII(n ->Desc, cmsNoLanguage"\0\0", cmsNoCountry"\0\0", ASCIIString); |
| 3584 | _cmsFree(self ->ContextID, ASCIIString); |
| 3585 | |
| 3586 | *nItems = 1; |
| 3587 | return (void*) n; |
| 3588 | } |
| 3589 | |
| 3590 | static |
| 3591 | cmsBool Type_UcrBg_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 3592 | { |
| 3593 | cmsUcrBg* Value = (cmsUcrBg*) Ptr; |
| 3594 | cmsUInt32Number TextSize; |
| 3595 | char* Text; |
| 3596 | |
| 3597 | // First curve is Under color removal |
| 3598 | if (!_cmsWriteUInt32Number(io, Value ->Ucr ->nEntries)) return FALSE0; |
| 3599 | if (!_cmsWriteUInt16Array(io, Value ->Ucr ->nEntries, Value ->Ucr ->Table16)) return FALSE0; |
| 3600 | |
| 3601 | // Then black generation |
| 3602 | if (!_cmsWriteUInt32Number(io, Value ->Bg ->nEntries)) return FALSE0; |
| 3603 | if (!_cmsWriteUInt16Array(io, Value ->Bg ->nEntries, Value ->Bg ->Table16)) return FALSE0; |
| 3604 | |
| 3605 | // Now comes the text. The length is specified by the tag size |
| 3606 | TextSize = cmsMLUgetASCII(Value ->Desc, cmsNoLanguage"\0\0", cmsNoCountry"\0\0", NULL((void*)0), 0); |
| 3607 | Text = (char*) _cmsMalloc(self ->ContextID, TextSize); |
| 3608 | if (cmsMLUgetASCII(Value ->Desc, cmsNoLanguage"\0\0", cmsNoCountry"\0\0", Text, TextSize) != TextSize) return FALSE0; |
| 3609 | |
| 3610 | if (!io ->Write(io, TextSize, Text)) return FALSE0; |
| 3611 | _cmsFree(self ->ContextID, Text); |
| 3612 | |
| 3613 | return TRUE1; |
| 3614 | |
| 3615 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 3616 | } |
| 3617 | |
| 3618 | static |
| 3619 | void* Type_UcrBg_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 3620 | { |
| 3621 | cmsUcrBg* Src = (cmsUcrBg*) Ptr; |
| 3622 | cmsUcrBg* NewUcrBg = (cmsUcrBg*) _cmsMallocZero(self ->ContextID, sizeof(cmsUcrBg)); |
| 3623 | |
| 3624 | if (NewUcrBg == NULL((void*)0)) return NULL((void*)0); |
| 3625 | |
| 3626 | NewUcrBg ->Bg = cmsDupToneCurve(Src ->Bg); |
| 3627 | NewUcrBg ->Ucr = cmsDupToneCurve(Src ->Ucr); |
| 3628 | NewUcrBg ->Desc = cmsMLUdup(Src ->Desc); |
| 3629 | |
| 3630 | return (void*) NewUcrBg; |
| 3631 | |
| 3632 | cmsUNUSED_PARAMETER(n)((void)n); |
| 3633 | } |
| 3634 | |
| 3635 | static |
| 3636 | void Type_UcrBg_Free(struct _cms_typehandler_struct* self, void *Ptr) |
| 3637 | { |
| 3638 | cmsUcrBg* Src = (cmsUcrBg*) Ptr; |
| 3639 | |
| 3640 | if (Src ->Ucr) cmsFreeToneCurve(Src ->Ucr); |
| 3641 | if (Src ->Bg) cmsFreeToneCurve(Src ->Bg); |
| 3642 | if (Src ->Desc) cmsMLUfree(Src ->Desc); |
| 3643 | |
| 3644 | _cmsFree(self ->ContextID, Ptr); |
| 3645 | } |
| 3646 | |
| 3647 | // ******************************************************************************** |
| 3648 | // Type cmsSigCrdInfoType |
| 3649 | // ******************************************************************************** |
| 3650 | |
| 3651 | /* |
| 3652 | This type contains the PostScript product name to which this profile corresponds |
| 3653 | and the names of the companion CRDs. Recall that a single profile can generate |
| 3654 | multiple CRDs. It is implemented as a MLU being the language code "PS" and then |
| 3655 | country varies for each element: |
| 3656 | |
| 3657 | nm: PostScript product name |
| 3658 | #0: Rendering intent 0 CRD name |
| 3659 | #1: Rendering intent 1 CRD name |
| 3660 | #2: Rendering intent 2 CRD name |
| 3661 | #3: Rendering intent 3 CRD name |
| 3662 | */ |
| 3663 | |
| 3664 | |
| 3665 | |
| 3666 | // Auxiliary, read an string specified as count + string |
| 3667 | static |
| 3668 | cmsBool ReadCountAndSting(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsMLU* mlu, cmsUInt32Number* SizeOfTag, const char* Section) |
| 3669 | { |
| 3670 | cmsUInt32Number Count; |
| 3671 | char* Text; |
| 3672 | |
| 3673 | if (*SizeOfTag < sizeof(cmsUInt32Number)) return FALSE0; |
| 3674 | |
| 3675 | if (!_cmsReadUInt32Number(io, &Count)) return FALSE0; |
| 3676 | |
| 3677 | if (Count > UINT_MAX(2147483647 *2U +1U) - sizeof(cmsUInt32Number)) return FALSE0; |
| 3678 | if (*SizeOfTag < Count + sizeof(cmsUInt32Number)) return FALSE0; |
| 3679 | |
| 3680 | Text = (char*) _cmsMalloc(self ->ContextID, Count+1); |
| 3681 | if (Text == NULL((void*)0)) return FALSE0; |
| 3682 | |
| 3683 | if (io ->Read(io, Text, sizeof(cmsUInt8Number), Count) != Count) { |
| 3684 | _cmsFree(self ->ContextID, Text); |
| 3685 | return FALSE0; |
| 3686 | } |
| 3687 | |
| 3688 | Text[Count] = 0; |
| 3689 | |
| 3690 | cmsMLUsetASCII(mlu, "PS", Section, Text); |
| 3691 | _cmsFree(self ->ContextID, Text); |
| 3692 | |
| 3693 | *SizeOfTag -= (Count + sizeof(cmsUInt32Number)); |
| 3694 | return TRUE1; |
| 3695 | } |
| 3696 | |
| 3697 | static |
| 3698 | cmsBool WriteCountAndSting(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsMLU* mlu, const char* Section) |
| 3699 | { |
| 3700 | cmsUInt32Number TextSize; |
| 3701 | char* Text; |
| 3702 | |
| 3703 | TextSize = cmsMLUgetASCII(mlu, "PS", Section, NULL((void*)0), 0); |
| 3704 | Text = (char*) _cmsMalloc(self ->ContextID, TextSize); |
| 3705 | |
| 3706 | if (!_cmsWriteUInt32Number(io, TextSize)) return FALSE0; |
| 3707 | |
| 3708 | if (cmsMLUgetASCII(mlu, "PS", Section, Text, TextSize) == 0) return FALSE0; |
| 3709 | |
| 3710 | if (!io ->Write(io, TextSize, Text)) return FALSE0; |
| 3711 | _cmsFree(self ->ContextID, Text); |
| 3712 | |
| 3713 | return TRUE1; |
| 3714 | } |
| 3715 | |
| 3716 | static |
| 3717 | void *Type_CrdInfo_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 3718 | { |
| 3719 | cmsMLU* mlu = cmsMLUalloc(self ->ContextID, 5); |
| 3720 | |
| 3721 | *nItems = 0; |
| 3722 | if (!ReadCountAndSting(self, io, mlu, &SizeOfTag, "nm")) goto Error; |
| 3723 | if (!ReadCountAndSting(self, io, mlu, &SizeOfTag, "#0")) goto Error; |
| 3724 | if (!ReadCountAndSting(self, io, mlu, &SizeOfTag, "#1")) goto Error; |
| 3725 | if (!ReadCountAndSting(self, io, mlu, &SizeOfTag, "#2")) goto Error; |
| 3726 | if (!ReadCountAndSting(self, io, mlu, &SizeOfTag, "#3")) goto Error; |
| 3727 | |
| 3728 | *nItems = 1; |
| 3729 | return (void*) mlu; |
| 3730 | |
| 3731 | Error: |
| 3732 | cmsMLUfree(mlu); |
| 3733 | return NULL((void*)0); |
| 3734 | |
| 3735 | } |
| 3736 | |
| 3737 | static |
| 3738 | cmsBool Type_CrdInfo_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 3739 | { |
| 3740 | |
| 3741 | cmsMLU* mlu = (cmsMLU*) Ptr; |
| 3742 | |
| 3743 | if (!WriteCountAndSting(self, io, mlu, "nm")) goto Error; |
| 3744 | if (!WriteCountAndSting(self, io, mlu, "#0")) goto Error; |
| 3745 | if (!WriteCountAndSting(self, io, mlu, "#1")) goto Error; |
| 3746 | if (!WriteCountAndSting(self, io, mlu, "#2")) goto Error; |
| 3747 | if (!WriteCountAndSting(self, io, mlu, "#3")) goto Error; |
| 3748 | |
| 3749 | return TRUE1; |
| 3750 | |
| 3751 | Error: |
| 3752 | return FALSE0; |
| 3753 | |
| 3754 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 3755 | } |
| 3756 | |
| 3757 | |
| 3758 | static |
| 3759 | void* Type_CrdInfo_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 3760 | { |
| 3761 | return (void*) cmsMLUdup((cmsMLU*) Ptr); |
| 3762 | |
| 3763 | cmsUNUSED_PARAMETER(n)((void)n); |
| 3764 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3765 | } |
| 3766 | |
| 3767 | static |
| 3768 | void Type_CrdInfo_Free(struct _cms_typehandler_struct* self, void *Ptr) |
| 3769 | { |
| 3770 | cmsMLUfree((cmsMLU*) Ptr); |
| 3771 | return; |
| 3772 | |
| 3773 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3774 | } |
| 3775 | |
| 3776 | // ******************************************************************************** |
| 3777 | // Type cmsSigScreeningType |
| 3778 | // ******************************************************************************** |
| 3779 | // |
| 3780 | //The screeningType describes various screening parameters including screen |
| 3781 | //frequency, screening angle, and spot shape. |
| 3782 | |
| 3783 | static |
| 3784 | void *Type_Screening_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 3785 | { |
| 3786 | cmsScreening* sc = NULL((void*)0); |
| 3787 | cmsUInt32Number i; |
| 3788 | |
| 3789 | sc = (cmsScreening*) _cmsMallocZero(self ->ContextID, sizeof(cmsScreening)); |
| 3790 | if (sc == NULL((void*)0)) return NULL((void*)0); |
| 3791 | |
| 3792 | *nItems = 0; |
| 3793 | |
| 3794 | if (!_cmsReadUInt32Number(io, &sc ->Flag)) goto Error; |
| 3795 | if (!_cmsReadUInt32Number(io, &sc ->nChannels)) goto Error; |
| 3796 | |
| 3797 | if (sc ->nChannels > cmsMAXCHANNELS16 - 1) |
| 3798 | sc ->nChannels = cmsMAXCHANNELS16 - 1; |
| 3799 | |
| 3800 | for (i=0; i < sc ->nChannels; i++) { |
| 3801 | |
| 3802 | if (!_cmsRead15Fixed16Number(io, &sc ->Channels[i].Frequency)) goto Error; |
| 3803 | if (!_cmsRead15Fixed16Number(io, &sc ->Channels[i].ScreenAngle)) goto Error; |
| 3804 | if (!_cmsReadUInt32Number(io, &sc ->Channels[i].SpotShape)) goto Error; |
| 3805 | } |
| 3806 | |
| 3807 | |
| 3808 | *nItems = 1; |
| 3809 | |
| 3810 | return (void*) sc; |
| 3811 | |
| 3812 | Error: |
| 3813 | if (sc != NULL((void*)0)) |
| 3814 | _cmsFree(self ->ContextID, sc); |
| 3815 | |
| 3816 | return NULL((void*)0); |
| 3817 | |
| 3818 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 3819 | } |
| 3820 | |
| 3821 | |
| 3822 | static |
| 3823 | cmsBool Type_Screening_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 3824 | { |
| 3825 | cmsScreening* sc = (cmsScreening* ) Ptr; |
| 3826 | cmsUInt32Number i; |
| 3827 | |
| 3828 | if (!_cmsWriteUInt32Number(io, sc ->Flag)) return FALSE0; |
| 3829 | if (!_cmsWriteUInt32Number(io, sc ->nChannels)) return FALSE0; |
| 3830 | |
| 3831 | for (i=0; i < sc ->nChannels; i++) { |
| 3832 | |
| 3833 | if (!_cmsWrite15Fixed16Number(io, sc ->Channels[i].Frequency)) return FALSE0; |
| 3834 | if (!_cmsWrite15Fixed16Number(io, sc ->Channels[i].ScreenAngle)) return FALSE0; |
| 3835 | if (!_cmsWriteUInt32Number(io, sc ->Channels[i].SpotShape)) return FALSE0; |
| 3836 | } |
| 3837 | |
| 3838 | return TRUE1; |
| 3839 | |
| 3840 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 3841 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3842 | } |
| 3843 | |
| 3844 | |
| 3845 | static |
| 3846 | void* Type_Screening_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 3847 | { |
| 3848 | return _cmsDupMem(self ->ContextID, Ptr, sizeof(cmsScreening)); |
| 3849 | |
| 3850 | cmsUNUSED_PARAMETER(n)((void)n); |
| 3851 | } |
| 3852 | |
| 3853 | |
| 3854 | static |
| 3855 | void Type_Screening_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 3856 | { |
| 3857 | _cmsFree(self ->ContextID, Ptr); |
| 3858 | } |
| 3859 | |
| 3860 | // ******************************************************************************** |
| 3861 | // Type cmsSigViewingConditionsType |
| 3862 | // ******************************************************************************** |
| 3863 | // |
| 3864 | //This type represents a set of viewing condition parameters including: |
| 3865 | //CIE 'absolute' illuminant white point tristimulus values and CIE 'absolute' |
| 3866 | //surround tristimulus values. |
| 3867 | |
| 3868 | static |
| 3869 | void *Type_ViewingConditions_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 3870 | { |
| 3871 | cmsICCViewingConditions* vc = NULL((void*)0); |
| 3872 | |
| 3873 | vc = (cmsICCViewingConditions*) _cmsMallocZero(self ->ContextID, sizeof(cmsICCViewingConditions)); |
| 3874 | if (vc == NULL((void*)0)) return NULL((void*)0); |
| 3875 | |
| 3876 | *nItems = 0; |
| 3877 | |
| 3878 | if (!_cmsReadXYZNumber(io, &vc ->IlluminantXYZ)) goto Error; |
| 3879 | if (!_cmsReadXYZNumber(io, &vc ->SurroundXYZ)) goto Error; |
| 3880 | if (!_cmsReadUInt32Number(io, &vc ->IlluminantType)) goto Error; |
| 3881 | |
| 3882 | *nItems = 1; |
| 3883 | |
| 3884 | return (void*) vc; |
| 3885 | |
| 3886 | Error: |
| 3887 | if (vc != NULL((void*)0)) |
| 3888 | _cmsFree(self ->ContextID, vc); |
| 3889 | |
| 3890 | return NULL((void*)0); |
| 3891 | |
| 3892 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 3893 | } |
| 3894 | |
| 3895 | |
| 3896 | static |
| 3897 | cmsBool Type_ViewingConditions_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 3898 | { |
| 3899 | cmsICCViewingConditions* sc = (cmsICCViewingConditions* ) Ptr; |
| 3900 | |
| 3901 | if (!_cmsWriteXYZNumber(io, &sc ->IlluminantXYZ)) return FALSE0; |
| 3902 | if (!_cmsWriteXYZNumber(io, &sc ->SurroundXYZ)) return FALSE0; |
| 3903 | if (!_cmsWriteUInt32Number(io, sc ->IlluminantType)) return FALSE0; |
| 3904 | |
| 3905 | return TRUE1; |
| 3906 | |
| 3907 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 3908 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3909 | } |
| 3910 | |
| 3911 | |
| 3912 | static |
| 3913 | void* Type_ViewingConditions_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 3914 | { |
| 3915 | return _cmsDupMem(self->ContextID, Ptr, sizeof(cmsICCViewingConditions)); |
| 3916 | |
| 3917 | cmsUNUSED_PARAMETER(n)((void)n); |
| 3918 | } |
| 3919 | |
| 3920 | |
| 3921 | static |
| 3922 | void Type_ViewingConditions_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 3923 | { |
| 3924 | _cmsFree(self ->ContextID, Ptr); |
| 3925 | } |
| 3926 | |
| 3927 | |
| 3928 | // ******************************************************************************** |
| 3929 | // Type cmsSigMultiProcessElementType |
| 3930 | // ******************************************************************************** |
| 3931 | |
| 3932 | |
| 3933 | static |
| 3934 | void* GenericMPEdup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 3935 | { |
| 3936 | return (void*) cmsStageDup((cmsStage*) Ptr); |
| 3937 | |
| 3938 | cmsUNUSED_PARAMETER(n)((void)n); |
| 3939 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3940 | } |
| 3941 | |
| 3942 | static |
| 3943 | void GenericMPEfree(struct _cms_typehandler_struct* self, void *Ptr) |
| 3944 | { |
| 3945 | cmsStageFree((cmsStage*) Ptr); |
| 3946 | return; |
| 3947 | |
| 3948 | cmsUNUSED_PARAMETER(self)((void)self); |
| 3949 | } |
| 3950 | |
| 3951 | // Each curve is stored in one or more curve segments, with break-points specified between curve segments. |
| 3952 | // The first curve segment always starts at -Infinity, and the last curve segment always ends at +Infinity. The |
| 3953 | // first and last curve segments shall be specified in terms of a formula, whereas the other segments shall be |
| 3954 | // specified either in terms of a formula, or by a sampled curve. |
| 3955 | |
| 3956 | |
| 3957 | // Read an embedded segmented curve |
| 3958 | static |
| 3959 | cmsToneCurve* ReadSegmentedCurve(struct _cms_typehandler_struct* self, cmsIOHANDLER* io) |
| 3960 | { |
| 3961 | cmsCurveSegSignature ElementSig; |
| 3962 | cmsUInt32Number i, j; |
| 3963 | cmsUInt16Number nSegments; |
| 3964 | cmsCurveSegment* Segments; |
| 3965 | cmsToneCurve* Curve; |
| 3966 | cmsFloat32Number PrevBreak = MINUS_INF(-1E22F); // - infinite |
| 3967 | |
| 3968 | // Take signature and channels for each element. |
| 3969 | if (!_cmsReadUInt32Number(io, (cmsUInt32Number*) &ElementSig)) return NULL((void*)0); |
| 3970 | |
| 3971 | // That should be a segmented curve |
| 3972 | if (ElementSig != cmsSigSegmentedCurve) return NULL((void*)0); |
| 3973 | |
| 3974 | if (!_cmsReadUInt32Number(io, NULL((void*)0))) return NULL((void*)0); |
| 3975 | if (!_cmsReadUInt16Number(io, &nSegments)) return NULL((void*)0); |
| 3976 | if (!_cmsReadUInt16Number(io, NULL((void*)0))) return NULL((void*)0); |
| 3977 | |
| 3978 | if (nSegments < 1) return NULL((void*)0); |
| 3979 | Segments = (cmsCurveSegment*) _cmsCalloc(self ->ContextID, nSegments, sizeof(cmsCurveSegment)); |
| 3980 | if (Segments == NULL((void*)0)) return NULL((void*)0); |
| 3981 | |
| 3982 | // Read breakpoints |
| 3983 | for (i=0; i < (cmsUInt32Number) nSegments - 1; i++) { |
| 3984 | |
| 3985 | Segments[i].x0 = PrevBreak; |
| 3986 | if (!_cmsReadFloat32Number(io, &Segments[i].x1)) goto Error; |
| 3987 | PrevBreak = Segments[i].x1; |
| 3988 | } |
| 3989 | |
| 3990 | Segments[nSegments-1].x0 = PrevBreak; |
| 3991 | Segments[nSegments-1].x1 = PLUS_INF(+1E22F); // A big cmsFloat32Number number |
| 3992 | |
| 3993 | // Read segments |
| 3994 | for (i=0; i < nSegments; i++) { |
| 3995 | |
| 3996 | if (!_cmsReadUInt32Number(io, (cmsUInt32Number*) &ElementSig)) goto Error; |
| 3997 | if (!_cmsReadUInt32Number(io, NULL((void*)0))) goto Error; |
| 3998 | |
| 3999 | switch (ElementSig) { |
| 4000 | |
| 4001 | case cmsSigFormulaCurveSeg: { |
| 4002 | |
| 4003 | cmsUInt16Number Type; |
| 4004 | cmsUInt32Number ParamsByType[] = {4, 5, 5 }; |
| 4005 | |
| 4006 | if (!_cmsReadUInt16Number(io, &Type)) goto Error; |
| 4007 | if (!_cmsReadUInt16Number(io, NULL((void*)0))) goto Error; |
| 4008 | |
| 4009 | Segments[i].Type = Type + 6; |
| 4010 | if (Type > 2) goto Error; |
| 4011 | |
| 4012 | for (j=0; j < ParamsByType[Type]; j++) { |
| 4013 | |
| 4014 | cmsFloat32Number f; |
| 4015 | if (!_cmsReadFloat32Number(io, &f)) goto Error; |
| 4016 | Segments[i].Params[j] = f; |
| 4017 | } |
| 4018 | } |
| 4019 | break; |
| 4020 | |
| 4021 | |
| 4022 | case cmsSigSampledCurveSeg: { |
| 4023 | cmsUInt32Number Count; |
| 4024 | |
| 4025 | if (!_cmsReadUInt32Number(io, &Count)) goto Error; |
| 4026 | |
| 4027 | Segments[i].nGridPoints = Count; |
| 4028 | Segments[i].SampledPoints = (cmsFloat32Number*) _cmsCalloc(self ->ContextID, Count, sizeof(cmsFloat32Number)); |
| 4029 | if (Segments[i].SampledPoints == NULL((void*)0)) goto Error; |
| 4030 | |
| 4031 | for (j=0; j < Count; j++) { |
| 4032 | if (!_cmsReadFloat32Number(io, &Segments[i].SampledPoints[j])) goto Error; |
| 4033 | } |
| 4034 | } |
| 4035 | break; |
| 4036 | |
| 4037 | default: |
| 4038 | { |
| 4039 | char String[5]; |
| 4040 | |
| 4041 | _cmsTagSignature2String(String, (cmsTagSignature) ElementSig); |
| 4042 | cmsSignalError(self->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Unknown curve element type '%s' found.", String); |
| 4043 | } |
| 4044 | goto Error; |
| 4045 | |
| 4046 | } |
| 4047 | } |
| 4048 | |
| 4049 | Curve = cmsBuildSegmentedToneCurve(self ->ContextID, nSegments, Segments); |
| 4050 | |
| 4051 | for (i=0; i < nSegments; i++) { |
| 4052 | if (Segments[i].SampledPoints) _cmsFree(self ->ContextID, Segments[i].SampledPoints); |
| 4053 | } |
| 4054 | _cmsFree(self ->ContextID, Segments); |
| 4055 | return Curve; |
| 4056 | |
| 4057 | Error: |
| 4058 | if (Segments) { |
| 4059 | for (i=0; i < nSegments; i++) { |
| 4060 | if (Segments[i].SampledPoints) _cmsFree(self ->ContextID, Segments[i].SampledPoints); |
| 4061 | } |
| 4062 | _cmsFree(self ->ContextID, Segments); |
| 4063 | } |
| 4064 | return NULL((void*)0); |
| 4065 | } |
| 4066 | |
| 4067 | |
| 4068 | static |
| 4069 | cmsBool ReadMPECurve(struct _cms_typehandler_struct* self, |
| 4070 | cmsIOHANDLER* io, |
| 4071 | void* Cargo, |
| 4072 | cmsUInt32Number n, |
| 4073 | cmsUInt32Number SizeOfTag) |
| 4074 | { |
| 4075 | cmsToneCurve** GammaTables = ( cmsToneCurve**) Cargo; |
| 4076 | |
| 4077 | GammaTables[n] = ReadSegmentedCurve(self, io); |
| 4078 | return (GammaTables[n] != NULL((void*)0)); |
| 4079 | |
| 4080 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 4081 | } |
| 4082 | |
| 4083 | static |
| 4084 | void *Type_MPEcurve_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 4085 | { |
| 4086 | cmsStage* mpe = NULL((void*)0); |
| 4087 | cmsUInt16Number InputChans, OutputChans; |
| 4088 | cmsUInt32Number i, BaseOffset; |
| 4089 | cmsToneCurve** GammaTables; |
| 4090 | |
| 4091 | *nItems = 0; |
| 4092 | |
| 4093 | // Get actual position as a basis for element offsets |
| 4094 | BaseOffset = io ->Tell(io) - sizeof(_cmsTagBase); |
| 4095 | |
| 4096 | if (!_cmsReadUInt16Number(io, &InputChans)) return NULL((void*)0); |
| 4097 | if (!_cmsReadUInt16Number(io, &OutputChans)) return NULL((void*)0); |
| 4098 | |
| 4099 | if (InputChans != OutputChans) return NULL((void*)0); |
| 4100 | |
| 4101 | GammaTables = (cmsToneCurve**) _cmsCalloc(self ->ContextID, InputChans, sizeof(cmsToneCurve*)); |
| 4102 | if (GammaTables == NULL((void*)0)) return NULL((void*)0); |
| 4103 | |
| 4104 | if (ReadPositionTable(self, io, InputChans, BaseOffset, GammaTables, ReadMPECurve)) { |
| 4105 | |
| 4106 | mpe = cmsStageAllocToneCurves(self ->ContextID, InputChans, GammaTables); |
| 4107 | } |
| 4108 | else { |
| 4109 | mpe = NULL((void*)0); |
| 4110 | } |
| 4111 | |
| 4112 | for (i=0; i < InputChans; i++) { |
| 4113 | if (GammaTables[i]) cmsFreeToneCurve(GammaTables[i]); |
| 4114 | } |
| 4115 | |
| 4116 | _cmsFree(self ->ContextID, GammaTables); |
| 4117 | *nItems = (mpe != NULL((void*)0)) ? 1U : 0; |
| 4118 | return mpe; |
| 4119 | |
| 4120 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 4121 | } |
| 4122 | |
| 4123 | |
| 4124 | // Write a single segmented curve. NO CHECK IS PERFORMED ON VALIDITY |
| 4125 | static |
| 4126 | cmsBool WriteSegmentedCurve(cmsIOHANDLER* io, cmsToneCurve* g) |
| 4127 | { |
| 4128 | cmsUInt32Number i, j; |
| 4129 | cmsCurveSegment* Segments = g ->Segments; |
| 4130 | cmsUInt32Number nSegments = g ->nSegments; |
| 4131 | |
| 4132 | if (!_cmsWriteUInt32Number(io, cmsSigSegmentedCurve)) goto Error; |
| 4133 | if (!_cmsWriteUInt32Number(io, 0)) goto Error; |
| 4134 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) nSegments)) goto Error; |
| 4135 | if (!_cmsWriteUInt16Number(io, 0)) goto Error; |
| 4136 | |
| 4137 | // Write the break-points |
| 4138 | for (i=0; i < nSegments - 1; i++) { |
| 4139 | if (!_cmsWriteFloat32Number(io, Segments[i].x1)) goto Error; |
| 4140 | } |
| 4141 | |
| 4142 | // Write the segments |
| 4143 | for (i=0; i < g ->nSegments; i++) { |
| 4144 | |
| 4145 | cmsCurveSegment* ActualSeg = Segments + i; |
| 4146 | |
| 4147 | if (ActualSeg -> Type == 0) { |
| 4148 | |
| 4149 | // This is a sampled curve |
| 4150 | if (!_cmsWriteUInt32Number(io, (cmsUInt32Number) cmsSigSampledCurveSeg)) goto Error; |
| 4151 | if (!_cmsWriteUInt32Number(io, 0)) goto Error; |
| 4152 | if (!_cmsWriteUInt32Number(io, ActualSeg -> nGridPoints)) goto Error; |
| 4153 | |
| 4154 | for (j=0; j < g ->Segments[i].nGridPoints; j++) { |
| 4155 | if (!_cmsWriteFloat32Number(io, ActualSeg -> SampledPoints[j])) goto Error; |
| 4156 | } |
| 4157 | |
| 4158 | } |
| 4159 | else { |
| 4160 | int Type; |
| 4161 | cmsUInt32Number ParamsByType[] = { 4, 5, 5 }; |
| 4162 | |
| 4163 | // This is a formula-based |
| 4164 | if (!_cmsWriteUInt32Number(io, (cmsUInt32Number) cmsSigFormulaCurveSeg)) goto Error; |
| 4165 | if (!_cmsWriteUInt32Number(io, 0)) goto Error; |
| 4166 | |
| 4167 | // We only allow 1, 2 and 3 as types |
| 4168 | Type = ActualSeg ->Type - 6; |
| 4169 | if (Type > 2 || Type < 0) goto Error; |
| 4170 | |
| 4171 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) Type)) goto Error; |
| 4172 | if (!_cmsWriteUInt16Number(io, 0)) goto Error; |
| 4173 | |
| 4174 | for (j=0; j < ParamsByType[Type]; j++) { |
| 4175 | if (!_cmsWriteFloat32Number(io, (cmsFloat32Number) ActualSeg ->Params[j])) goto Error; |
| 4176 | } |
| 4177 | } |
| 4178 | |
| 4179 | // It seems there is no need to align. Code is here, and for safety commented out |
| 4180 | // if (!_cmsWriteAlignment(io)) goto Error; |
| 4181 | } |
| 4182 | |
| 4183 | return TRUE1; |
| 4184 | |
| 4185 | Error: |
| 4186 | return FALSE0; |
| 4187 | } |
| 4188 | |
| 4189 | |
| 4190 | static |
| 4191 | cmsBool WriteMPECurve(struct _cms_typehandler_struct* self, |
| 4192 | cmsIOHANDLER* io, |
| 4193 | void* Cargo, |
| 4194 | cmsUInt32Number n, |
| 4195 | cmsUInt32Number SizeOfTag) |
| 4196 | { |
| 4197 | _cmsStageToneCurvesData* Curves = (_cmsStageToneCurvesData*) Cargo; |
| 4198 | |
| 4199 | return WriteSegmentedCurve(io, Curves ->TheCurves[n]); |
| 4200 | |
| 4201 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 4202 | cmsUNUSED_PARAMETER(self)((void)self); |
| 4203 | } |
| 4204 | |
| 4205 | // Write a curve, checking first for validity |
| 4206 | static |
| 4207 | cmsBool Type_MPEcurve_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 4208 | { |
| 4209 | cmsUInt32Number BaseOffset; |
| 4210 | cmsStage* mpe = (cmsStage*) Ptr; |
| 4211 | _cmsStageToneCurvesData* Curves = (_cmsStageToneCurvesData*) mpe ->Data; |
| 4212 | |
| 4213 | BaseOffset = io ->Tell(io) - sizeof(_cmsTagBase); |
| 4214 | |
| 4215 | // Write the header. Since those are curves, input and output channels are same |
| 4216 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) mpe ->InputChannels)) return FALSE0; |
| 4217 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) mpe ->InputChannels)) return FALSE0; |
| 4218 | |
| 4219 | if (!WritePositionTable(self, io, 0, |
| 4220 | mpe ->InputChannels, BaseOffset, Curves, WriteMPECurve)) return FALSE0; |
| 4221 | |
| 4222 | |
| 4223 | return TRUE1; |
| 4224 | |
| 4225 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 4226 | } |
| 4227 | |
| 4228 | |
| 4229 | |
| 4230 | // The matrix is organized as an array of PxQ+Q elements, where P is the number of input channels to the |
| 4231 | // matrix, and Q is the number of output channels. The matrix elements are each float32Numbers. The array |
| 4232 | // is organized as follows: |
| 4233 | // array = [e11, e12, ..., e1P, e21, e22, ..., e2P, ..., eQ1, eQ2, ..., eQP, e1, e2, ..., eQ] |
| 4234 | |
| 4235 | static |
| 4236 | void *Type_MPEmatrix_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 4237 | { |
| 4238 | cmsStage* mpe; |
| 4239 | cmsUInt16Number InputChans, OutputChans; |
| 4240 | cmsUInt32Number nElems, i; |
| 4241 | cmsFloat64Number* Matrix; |
| 4242 | cmsFloat64Number* Offsets; |
| 4243 | |
| 4244 | if (!_cmsReadUInt16Number(io, &InputChans)) return NULL((void*)0); |
| 4245 | if (!_cmsReadUInt16Number(io, &OutputChans)) return NULL((void*)0); |
| 4246 | |
| 4247 | |
| 4248 | // Input and output chans may be ANY (up to 0xffff), |
| 4249 | // but we choose to limit to 16 channels for now |
| 4250 | if (InputChans >= cmsMAXCHANNELS16) return NULL((void*)0); |
| 4251 | if (OutputChans >= cmsMAXCHANNELS16) return NULL((void*)0); |
| 4252 | |
| 4253 | nElems = (cmsUInt32Number) InputChans * OutputChans; |
| 4254 | |
| 4255 | Matrix = (cmsFloat64Number*) _cmsCalloc(self ->ContextID, nElems, sizeof(cmsFloat64Number)); |
| 4256 | if (Matrix == NULL((void*)0)) return NULL((void*)0); |
| 4257 | |
| 4258 | Offsets = (cmsFloat64Number*) _cmsCalloc(self ->ContextID, OutputChans, sizeof(cmsFloat64Number)); |
| 4259 | if (Offsets == NULL((void*)0)) { |
| 4260 | |
| 4261 | _cmsFree(self ->ContextID, Matrix); |
| 4262 | return NULL((void*)0); |
| 4263 | } |
| 4264 | |
| 4265 | for (i=0; i < nElems; i++) { |
| 4266 | |
| 4267 | cmsFloat32Number v; |
| 4268 | |
| 4269 | if (!_cmsReadFloat32Number(io, &v)) { |
| 4270 | _cmsFree(self ->ContextID, Matrix); |
| 4271 | _cmsFree(self ->ContextID, Offsets); |
| 4272 | return NULL((void*)0); |
| 4273 | } |
| 4274 | Matrix[i] = v; |
| 4275 | } |
| 4276 | |
| 4277 | |
| 4278 | for (i=0; i < OutputChans; i++) { |
| 4279 | |
| 4280 | cmsFloat32Number v; |
| 4281 | |
| 4282 | if (!_cmsReadFloat32Number(io, &v)) { |
| 4283 | _cmsFree(self ->ContextID, Matrix); |
| 4284 | _cmsFree(self ->ContextID, Offsets); |
| 4285 | return NULL((void*)0); |
| 4286 | } |
| 4287 | Offsets[i] = v; |
| 4288 | } |
| 4289 | |
| 4290 | |
| 4291 | mpe = cmsStageAllocMatrix(self ->ContextID, OutputChans, InputChans, Matrix, Offsets); |
| 4292 | _cmsFree(self ->ContextID, Matrix); |
| 4293 | _cmsFree(self ->ContextID, Offsets); |
| 4294 | |
| 4295 | *nItems = 1; |
| 4296 | |
| 4297 | return mpe; |
| 4298 | |
| 4299 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 4300 | } |
| 4301 | |
| 4302 | static |
| 4303 | cmsBool Type_MPEmatrix_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 4304 | { |
| 4305 | cmsUInt32Number i, nElems; |
| 4306 | cmsStage* mpe = (cmsStage*) Ptr; |
| 4307 | _cmsStageMatrixData* Matrix = (_cmsStageMatrixData*) mpe ->Data; |
| 4308 | |
| 4309 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) mpe ->InputChannels)) return FALSE0; |
| 4310 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) mpe ->OutputChannels)) return FALSE0; |
| 4311 | |
| 4312 | nElems = mpe ->InputChannels * mpe ->OutputChannels; |
| 4313 | |
| 4314 | for (i=0; i < nElems; i++) { |
| 4315 | if (!_cmsWriteFloat32Number(io, (cmsFloat32Number) Matrix->Double[i])) return FALSE0; |
| 4316 | } |
| 4317 | |
| 4318 | |
| 4319 | for (i=0; i < mpe ->OutputChannels; i++) { |
| 4320 | |
| 4321 | if (Matrix ->Offset == NULL((void*)0)) { |
| 4322 | |
| 4323 | if (!_cmsWriteFloat32Number(io, 0)) return FALSE0; |
| 4324 | } |
| 4325 | else { |
| 4326 | if (!_cmsWriteFloat32Number(io, (cmsFloat32Number) Matrix->Offset[i])) return FALSE0; |
| 4327 | } |
| 4328 | } |
| 4329 | |
| 4330 | return TRUE1; |
| 4331 | |
| 4332 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 4333 | cmsUNUSED_PARAMETER(self)((void)self); |
| 4334 | } |
| 4335 | |
| 4336 | |
| 4337 | |
| 4338 | static |
| 4339 | void *Type_MPEclut_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 4340 | { |
| 4341 | cmsStage* mpe = NULL((void*)0); |
| 4342 | cmsUInt16Number InputChans, OutputChans; |
| 4343 | cmsUInt8Number Dimensions8[16]; |
| 4344 | cmsUInt32Number i, nMaxGrids, GridPoints[MAX_INPUT_DIMENSIONS15]; |
| 4345 | _cmsStageCLutData* clut; |
| 4346 | |
| 4347 | if (!_cmsReadUInt16Number(io, &InputChans)) return NULL((void*)0); |
| 4348 | if (!_cmsReadUInt16Number(io, &OutputChans)) return NULL((void*)0); |
| 4349 | |
| 4350 | if (InputChans == 0) goto Error; |
| 4351 | if (OutputChans == 0) goto Error; |
| 4352 | |
| 4353 | if (io ->Read(io, Dimensions8, sizeof(cmsUInt8Number), 16) != 16) |
| 4354 | goto Error; |
| 4355 | |
| 4356 | // Copy MAX_INPUT_DIMENSIONS at most. Expand to cmsUInt32Number |
| 4357 | nMaxGrids = InputChans > MAX_INPUT_DIMENSIONS15 ? (cmsUInt32Number) MAX_INPUT_DIMENSIONS15 : InputChans; |
| 4358 | |
| 4359 | for (i = 0; i < nMaxGrids; i++) { |
| 4360 | if (Dimensions8[i] == 1) goto Error; // Impossible value, 0 for no CLUT and then 2 at least |
| 4361 | GridPoints[i] = (cmsUInt32Number)Dimensions8[i]; |
| 4362 | } |
| 4363 | |
| 4364 | // Allocate the true CLUT |
| 4365 | mpe = cmsStageAllocCLutFloatGranular(self ->ContextID, GridPoints, InputChans, OutputChans, NULL((void*)0)); |
| 4366 | if (mpe == NULL((void*)0)) goto Error; |
| 4367 | |
| 4368 | // Read and sanitize the data |
| 4369 | clut = (_cmsStageCLutData*) mpe ->Data; |
| 4370 | for (i=0; i < clut ->nEntries; i++) { |
| 4371 | |
| 4372 | if (!_cmsReadFloat32Number(io, &clut->Tab.TFloat[i])) goto Error; |
| 4373 | } |
| 4374 | |
| 4375 | *nItems = 1; |
| 4376 | return mpe; |
| 4377 | |
| 4378 | Error: |
| 4379 | *nItems = 0; |
| 4380 | if (mpe != NULL((void*)0)) cmsStageFree(mpe); |
| 4381 | return NULL((void*)0); |
| 4382 | |
| 4383 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 4384 | } |
| 4385 | |
| 4386 | // Write a CLUT in floating point |
| 4387 | static |
| 4388 | cmsBool Type_MPEclut_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 4389 | { |
| 4390 | cmsUInt8Number Dimensions8[16]; // 16 because the spec says 16 and not max number of channels |
| 4391 | cmsUInt32Number i; |
| 4392 | cmsStage* mpe = (cmsStage*) Ptr; |
| 4393 | _cmsStageCLutData* clut = (_cmsStageCLutData*) mpe ->Data; |
| 4394 | |
| 4395 | // Check for maximum number of channels supported by lcms |
| 4396 | if (mpe -> InputChannels > MAX_INPUT_DIMENSIONS15) return FALSE0; |
| 4397 | |
| 4398 | // Only floats are supported in MPE |
| 4399 | if (clut ->HasFloatValues == FALSE0) return FALSE0; |
| 4400 | |
| 4401 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) mpe ->InputChannels)) return FALSE0; |
| 4402 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) mpe ->OutputChannels)) return FALSE0; |
| 4403 | |
| 4404 | memset(Dimensions8, 0, sizeof(Dimensions8)); |
| 4405 | |
| 4406 | for (i=0; i < mpe ->InputChannels; i++) |
| 4407 | Dimensions8[i] = (cmsUInt8Number) clut ->Params ->nSamples[i]; |
| 4408 | |
| 4409 | if (!io ->Write(io, 16, Dimensions8)) return FALSE0; |
| 4410 | |
| 4411 | for (i=0; i < clut ->nEntries; i++) { |
| 4412 | |
| 4413 | if (!_cmsWriteFloat32Number(io, clut ->Tab.TFloat[i])) return FALSE0; |
| 4414 | } |
| 4415 | |
| 4416 | return TRUE1; |
| 4417 | |
| 4418 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 4419 | cmsUNUSED_PARAMETER(self)((void)self); |
| 4420 | } |
| 4421 | |
| 4422 | |
| 4423 | |
| 4424 | // This is the list of built-in MPE types |
| 4425 | static _cmsTagTypeLinkedList SupportedMPEtypes[] = { |
| 4426 | |
| 4427 | {{ (cmsTagTypeSignature) cmsSigBAcsElemType, NULL((void*)0), NULL((void*)0), NULL((void*)0), NULL((void*)0), NULL((void*)0), 0 }, &SupportedMPEtypes[1] }, // Ignore those elements for now |
| 4428 | {{ (cmsTagTypeSignature) cmsSigEAcsElemType, NULL((void*)0), NULL((void*)0), NULL((void*)0), NULL((void*)0), NULL((void*)0), 0 }, &SupportedMPEtypes[2] }, // (That's what the spec says) |
| 4429 | |
| 4430 | {TYPE_MPE_HANDLER((cmsTagTypeSignature) cmsSigCurveSetElemType, MPEcurve){ ((cmsTagTypeSignature) cmsSigCurveSetElemType), Type_MPEcurve_Read , Type_MPEcurve_Write, GenericMPEdup, GenericMPEfree, ((void* )0), 0 }, &SupportedMPEtypes[3] }, |
| 4431 | {TYPE_MPE_HANDLER((cmsTagTypeSignature) cmsSigMatrixElemType, MPEmatrix){ ((cmsTagTypeSignature) cmsSigMatrixElemType), Type_MPEmatrix_Read , Type_MPEmatrix_Write, GenericMPEdup, GenericMPEfree, ((void *)0), 0 }, &SupportedMPEtypes[4] }, |
| 4432 | {TYPE_MPE_HANDLER((cmsTagTypeSignature) cmsSigCLutElemType, MPEclut){ ((cmsTagTypeSignature) cmsSigCLutElemType), Type_MPEclut_Read , Type_MPEclut_Write, GenericMPEdup, GenericMPEfree, ((void*) 0), 0 }, NULL((void*)0) }, |
| 4433 | }; |
| 4434 | |
| 4435 | _cmsTagTypePluginChunkType _cmsMPETypePluginChunk = { NULL((void*)0) }; |
| 4436 | |
| 4437 | static |
| 4438 | cmsBool ReadMPEElem(struct _cms_typehandler_struct* self, |
| 4439 | cmsIOHANDLER* io, |
| 4440 | void* Cargo, |
| 4441 | cmsUInt32Number n, |
| 4442 | cmsUInt32Number SizeOfTag) |
| 4443 | { |
| 4444 | cmsStageSignature ElementSig; |
| 4445 | cmsTagTypeHandler* TypeHandler; |
| 4446 | cmsUInt32Number nItems; |
| 4447 | cmsPipeline *NewLUT = (cmsPipeline *) Cargo; |
| 4448 | _cmsTagTypePluginChunkType* MPETypePluginChunk = ( _cmsTagTypePluginChunkType*) _cmsContextGetClientChunk(self->ContextID, MPEPlugin); |
| 4449 | |
| 4450 | |
| 4451 | // Take signature and channels for each element. |
| 4452 | if (!_cmsReadUInt32Number(io, (cmsUInt32Number*) &ElementSig)) return FALSE0; |
| 4453 | |
| 4454 | // The reserved placeholder |
| 4455 | if (!_cmsReadUInt32Number(io, NULL((void*)0))) return FALSE0; |
| 4456 | |
| 4457 | // Read diverse MPE types |
| 4458 | TypeHandler = GetHandler((cmsTagTypeSignature) ElementSig, MPETypePluginChunk ->TagTypes, SupportedMPEtypes); |
| 4459 | if (TypeHandler == NULL((void*)0)) { |
| 4460 | |
| 4461 | char String[5]; |
| 4462 | |
| 4463 | _cmsTagSignature2String(String, (cmsTagSignature) ElementSig); |
| 4464 | |
| 4465 | // An unknown element was found. |
| 4466 | cmsSignalError(self ->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Unknown MPE type '%s' found.", String); |
| 4467 | return FALSE0; |
| 4468 | } |
| 4469 | |
| 4470 | // If no read method, just ignore the element (valid for cmsSigBAcsElemType and cmsSigEAcsElemType) |
| 4471 | // Read the MPE. No size is given |
| 4472 | if (TypeHandler ->ReadPtr != NULL((void*)0)) { |
| 4473 | |
| 4474 | // This is a real element which should be read and processed |
| 4475 | if (!cmsPipelineInsertStage(NewLUT, cmsAT_END, (cmsStage*) TypeHandler ->ReadPtr(self, io, &nItems, SizeOfTag))) |
| 4476 | return FALSE0; |
| 4477 | } |
| 4478 | |
| 4479 | return TRUE1; |
| 4480 | |
| 4481 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 4482 | cmsUNUSED_PARAMETER(n)((void)n); |
| 4483 | } |
| 4484 | |
| 4485 | |
| 4486 | // This is the main dispatcher for MPE |
| 4487 | static |
| 4488 | void *Type_MPE_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 4489 | { |
| 4490 | cmsUInt16Number InputChans, OutputChans; |
| 4491 | cmsUInt32Number ElementCount; |
| 4492 | cmsPipeline *NewLUT = NULL((void*)0); |
| 4493 | cmsUInt32Number BaseOffset; |
| 4494 | |
| 4495 | // Get actual position as a basis for element offsets |
| 4496 | BaseOffset = io ->Tell(io) - sizeof(_cmsTagBase); |
| 4497 | |
| 4498 | // Read channels and element count |
| 4499 | if (!_cmsReadUInt16Number(io, &InputChans)) return NULL((void*)0); |
| 4500 | if (!_cmsReadUInt16Number(io, &OutputChans)) return NULL((void*)0); |
| 4501 | |
| 4502 | if (InputChans == 0 || InputChans >= cmsMAXCHANNELS16) return NULL((void*)0); |
| 4503 | if (OutputChans == 0 || OutputChans >= cmsMAXCHANNELS16) return NULL((void*)0); |
| 4504 | |
| 4505 | // Allocates an empty LUT |
| 4506 | NewLUT = cmsPipelineAlloc(self ->ContextID, InputChans, OutputChans); |
| 4507 | if (NewLUT == NULL((void*)0)) return NULL((void*)0); |
| 4508 | |
| 4509 | if (!_cmsReadUInt32Number(io, &ElementCount)) goto Error; |
| 4510 | if (!ReadPositionTable(self, io, ElementCount, BaseOffset, NewLUT, ReadMPEElem)) goto Error; |
| 4511 | |
| 4512 | // Check channel count |
| 4513 | if (InputChans != NewLUT->InputChannels || |
| 4514 | OutputChans != NewLUT->OutputChannels) goto Error; |
| 4515 | |
| 4516 | // Success |
| 4517 | *nItems = 1; |
| 4518 | return NewLUT; |
| 4519 | |
| 4520 | // Error |
| 4521 | Error: |
| 4522 | if (NewLUT != NULL((void*)0)) cmsPipelineFree(NewLUT); |
| 4523 | *nItems = 0; |
| 4524 | return NULL((void*)0); |
| 4525 | |
| 4526 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 4527 | } |
| 4528 | |
| 4529 | |
| 4530 | |
| 4531 | // This one is a liitle bit more complex, so we don't use position tables this time. |
| 4532 | static |
| 4533 | cmsBool Type_MPE_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 4534 | { |
| 4535 | cmsUInt32Number i, BaseOffset, DirectoryPos, CurrentPos; |
| 4536 | cmsUInt32Number inputChan, outputChan; |
| 4537 | cmsUInt32Number ElemCount; |
| 4538 | cmsUInt32Number *ElementOffsets = NULL((void*)0), *ElementSizes = NULL((void*)0), Before; |
| 4539 | cmsStageSignature ElementSig; |
| 4540 | cmsPipeline* Lut = (cmsPipeline*) Ptr; |
| 4541 | cmsStage* Elem = Lut ->Elements; |
| 4542 | cmsTagTypeHandler* TypeHandler; |
| 4543 | _cmsTagTypePluginChunkType* MPETypePluginChunk = ( _cmsTagTypePluginChunkType*) _cmsContextGetClientChunk(self->ContextID, MPEPlugin); |
| 4544 | |
| 4545 | BaseOffset = io ->Tell(io) - sizeof(_cmsTagBase); |
| 4546 | |
| 4547 | inputChan = cmsPipelineInputChannels(Lut); |
| 4548 | outputChan = cmsPipelineOutputChannels(Lut); |
| 4549 | ElemCount = cmsPipelineStageCount(Lut); |
| 4550 | |
| 4551 | ElementOffsets = (cmsUInt32Number *) _cmsCalloc(self ->ContextID, ElemCount, sizeof(cmsUInt32Number)); |
| 4552 | if (ElementOffsets == NULL((void*)0)) goto Error; |
| 4553 | |
| 4554 | ElementSizes = (cmsUInt32Number *) _cmsCalloc(self ->ContextID, ElemCount, sizeof(cmsUInt32Number)); |
| 4555 | if (ElementSizes == NULL((void*)0)) goto Error; |
| 4556 | |
| 4557 | // Write the head |
| 4558 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) inputChan)) goto Error; |
| 4559 | if (!_cmsWriteUInt16Number(io, (cmsUInt16Number) outputChan)) goto Error; |
| 4560 | if (!_cmsWriteUInt32Number(io, (cmsUInt16Number) ElemCount)) goto Error; |
| 4561 | |
| 4562 | DirectoryPos = io ->Tell(io); |
| 4563 | |
| 4564 | // Write a fake directory to be filled latter on |
| 4565 | for (i=0; i < ElemCount; i++) { |
| 4566 | if (!_cmsWriteUInt32Number(io, 0)) goto Error; // Offset |
| 4567 | if (!_cmsWriteUInt32Number(io, 0)) goto Error; // size |
| 4568 | } |
| 4569 | |
| 4570 | // Write each single tag. Keep track of the size as well. |
| 4571 | for (i=0; i < ElemCount; i++) { |
| 4572 | |
| 4573 | ElementOffsets[i] = io ->Tell(io) - BaseOffset; |
| 4574 | |
| 4575 | ElementSig = Elem ->Type; |
| 4576 | |
| 4577 | TypeHandler = GetHandler((cmsTagTypeSignature) ElementSig, MPETypePluginChunk->TagTypes, SupportedMPEtypes); |
| 4578 | if (TypeHandler == NULL((void*)0)) { |
| 4579 | |
| 4580 | char String[5]; |
| 4581 | |
| 4582 | _cmsTagSignature2String(String, (cmsTagSignature) ElementSig); |
| 4583 | |
| 4584 | // An unknown element was found. |
| 4585 | cmsSignalError(self->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Found unknown MPE type '%s'", String); |
| 4586 | goto Error; |
| 4587 | } |
| 4588 | |
| 4589 | if (!_cmsWriteUInt32Number(io, ElementSig)) goto Error; |
| 4590 | if (!_cmsWriteUInt32Number(io, 0)) goto Error; |
| 4591 | Before = io ->Tell(io); |
| 4592 | if (!TypeHandler ->WritePtr(self, io, Elem, 1)) goto Error; |
| 4593 | if (!_cmsWriteAlignment(io)) goto Error; |
| 4594 | |
| 4595 | ElementSizes[i] = io ->Tell(io) - Before; |
| 4596 | |
| 4597 | Elem = Elem ->Next; |
| 4598 | } |
| 4599 | |
| 4600 | // Write the directory |
| 4601 | CurrentPos = io ->Tell(io); |
| 4602 | |
| 4603 | if (!io ->Seek(io, DirectoryPos)) goto Error; |
| 4604 | |
| 4605 | for (i=0; i < ElemCount; i++) { |
| 4606 | if (!_cmsWriteUInt32Number(io, ElementOffsets[i])) goto Error; |
| 4607 | if (!_cmsWriteUInt32Number(io, ElementSizes[i])) goto Error; |
| 4608 | } |
| 4609 | |
| 4610 | if (!io ->Seek(io, CurrentPos)) goto Error; |
| 4611 | |
| 4612 | if (ElementOffsets != NULL((void*)0)) _cmsFree(self ->ContextID, ElementOffsets); |
| 4613 | if (ElementSizes != NULL((void*)0)) _cmsFree(self ->ContextID, ElementSizes); |
| 4614 | return TRUE1; |
| 4615 | |
| 4616 | Error: |
| 4617 | if (ElementOffsets != NULL((void*)0)) _cmsFree(self ->ContextID, ElementOffsets); |
| 4618 | if (ElementSizes != NULL((void*)0)) _cmsFree(self ->ContextID, ElementSizes); |
| 4619 | return FALSE0; |
| 4620 | |
| 4621 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 4622 | } |
| 4623 | |
| 4624 | |
| 4625 | static |
| 4626 | void* Type_MPE_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 4627 | { |
| 4628 | return (void*) cmsPipelineDup((cmsPipeline*) Ptr); |
| 4629 | |
| 4630 | cmsUNUSED_PARAMETER(n)((void)n); |
| 4631 | cmsUNUSED_PARAMETER(self)((void)self); |
| 4632 | } |
| 4633 | |
| 4634 | static |
| 4635 | void Type_MPE_Free(struct _cms_typehandler_struct* self, void *Ptr) |
| 4636 | { |
| 4637 | cmsPipelineFree((cmsPipeline*) Ptr); |
| 4638 | return; |
| 4639 | |
| 4640 | cmsUNUSED_PARAMETER(self)((void)self); |
| 4641 | } |
| 4642 | |
| 4643 | |
| 4644 | // ******************************************************************************** |
| 4645 | // Type cmsSigVcgtType |
| 4646 | // ******************************************************************************** |
| 4647 | |
| 4648 | |
| 4649 | #define cmsVideoCardGammaTableType0 0 |
| 4650 | #define cmsVideoCardGammaFormulaType1 1 |
| 4651 | |
| 4652 | // Used internally |
| 4653 | typedef struct { |
| 4654 | double Gamma; |
| 4655 | double Min; |
| 4656 | double Max; |
| 4657 | } _cmsVCGTGAMMA; |
| 4658 | |
| 4659 | |
| 4660 | static |
| 4661 | void *Type_vcgt_Read(struct _cms_typehandler_struct* self, |
| 4662 | cmsIOHANDLER* io, |
| 4663 | cmsUInt32Number* nItems, |
| 4664 | cmsUInt32Number SizeOfTag) |
| 4665 | { |
| 4666 | cmsUInt32Number TagType, n, i; |
| 4667 | cmsToneCurve** Curves; |
| 4668 | |
| 4669 | *nItems = 0; |
| 4670 | |
| 4671 | // Read tag type |
| 4672 | if (!_cmsReadUInt32Number(io, &TagType)) return NULL((void*)0); |
| 4673 | |
| 4674 | // Allocate space for the array |
| 4675 | Curves = ( cmsToneCurve**) _cmsCalloc(self ->ContextID, 3, sizeof(cmsToneCurve*)); |
| 4676 | if (Curves == NULL((void*)0)) return NULL((void*)0); |
| 4677 | |
| 4678 | // There are two possible flavors |
| 4679 | switch (TagType) { |
| 4680 | |
| 4681 | // Gamma is stored as a table |
| 4682 | case cmsVideoCardGammaTableType0: |
| 4683 | { |
| 4684 | cmsUInt16Number nChannels, nElems, nBytes; |
| 4685 | |
| 4686 | // Check channel count, which should be 3 (we don't support monochrome this time) |
| 4687 | if (!_cmsReadUInt16Number(io, &nChannels)) goto Error; |
| 4688 | |
| 4689 | if (nChannels != 3) { |
| 4690 | cmsSignalError(self->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Unsupported number of channels for VCGT '%d'", nChannels); |
| 4691 | goto Error; |
| 4692 | } |
| 4693 | |
| 4694 | // Get Table element count and bytes per element |
| 4695 | if (!_cmsReadUInt16Number(io, &nElems)) goto Error; |
| 4696 | if (!_cmsReadUInt16Number(io, &nBytes)) goto Error; |
| 4697 | |
| 4698 | // Adobe's quirk fixup. Fixing broken profiles... |
| 4699 | if (nElems == 256 && nBytes == 1 && SizeOfTag == 1576) |
| 4700 | nBytes = 2; |
| 4701 | |
| 4702 | |
| 4703 | // Populate tone curves |
| 4704 | for (n=0; n < 3; n++) { |
| 4705 | |
| 4706 | Curves[n] = cmsBuildTabulatedToneCurve16(self ->ContextID, nElems, NULL((void*)0)); |
| 4707 | if (Curves[n] == NULL((void*)0)) goto Error; |
| 4708 | |
| 4709 | // On depending on byte depth |
| 4710 | switch (nBytes) { |
| 4711 | |
| 4712 | // One byte, 0..255 |
| 4713 | case 1: |
| 4714 | for (i=0; i < nElems; i++) { |
| 4715 | |
| 4716 | cmsUInt8Number v; |
| 4717 | |
| 4718 | if (!_cmsReadUInt8Number(io, &v)) goto Error; |
| 4719 | Curves[n] ->Table16[i] = FROM_8_TO_16(v)(cmsUInt16Number) ((((cmsUInt16Number) (v)) << 8)|(v)); |
| 4720 | } |
| 4721 | break; |
| 4722 | |
| 4723 | // One word 0..65535 |
| 4724 | case 2: |
| 4725 | if (!_cmsReadUInt16Array(io, nElems, Curves[n]->Table16)) goto Error; |
| 4726 | break; |
| 4727 | |
| 4728 | // Unsupported |
| 4729 | default: |
| 4730 | cmsSignalError(self->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Unsupported bit depth for VCGT '%d'", nBytes * 8); |
| 4731 | goto Error; |
| 4732 | } |
| 4733 | } // For all 3 channels |
| 4734 | } |
| 4735 | break; |
| 4736 | |
| 4737 | // In this case, gamma is stored as a formula |
| 4738 | case cmsVideoCardGammaFormulaType1: |
| 4739 | { |
| 4740 | _cmsVCGTGAMMA Colorant[3]; |
| 4741 | |
| 4742 | // Populate tone curves |
| 4743 | for (n=0; n < 3; n++) { |
| 4744 | |
| 4745 | double Params[10]; |
| 4746 | |
| 4747 | if (!_cmsRead15Fixed16Number(io, &Colorant[n].Gamma)) goto Error; |
| 4748 | if (!_cmsRead15Fixed16Number(io, &Colorant[n].Min)) goto Error; |
| 4749 | if (!_cmsRead15Fixed16Number(io, &Colorant[n].Max)) goto Error; |
| 4750 | |
| 4751 | // Parametric curve type 5 is: |
| 4752 | // Y = (aX + b)^Gamma + e | X >= d |
| 4753 | // Y = cX + f | X < d |
| 4754 | |
| 4755 | // vcgt formula is: |
| 4756 | // Y = (Max - Min) * (X ^ Gamma) + Min |
| 4757 | |
| 4758 | // So, the translation is |
| 4759 | // a = (Max - Min) ^ ( 1 / Gamma) |
| 4760 | // e = Min |
| 4761 | // b=c=d=f=0 |
| 4762 | |
| 4763 | Params[0] = Colorant[n].Gamma; |
| 4764 | Params[1] = pow((Colorant[n].Max - Colorant[n].Min), (1.0 / Colorant[n].Gamma)); |
| 4765 | Params[2] = 0; |
| 4766 | Params[3] = 0; |
| 4767 | Params[4] = 0; |
| 4768 | Params[5] = Colorant[n].Min; |
| 4769 | Params[6] = 0; |
| 4770 | |
| 4771 | Curves[n] = cmsBuildParametricToneCurve(self ->ContextID, 5, Params); |
| 4772 | if (Curves[n] == NULL((void*)0)) goto Error; |
| 4773 | } |
| 4774 | } |
| 4775 | break; |
| 4776 | |
| 4777 | // Unsupported |
| 4778 | default: |
| 4779 | cmsSignalError(self->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Unsupported tag type for VCGT '%d'", TagType); |
| 4780 | goto Error; |
| 4781 | } |
| 4782 | |
| 4783 | *nItems = 1; |
| 4784 | return (void*) Curves; |
| 4785 | |
| 4786 | // Regret, free all resources |
| 4787 | Error: |
| 4788 | |
| 4789 | cmsFreeToneCurveTriple(Curves); |
| 4790 | _cmsFree(self ->ContextID, Curves); |
| 4791 | return NULL((void*)0); |
| 4792 | |
| 4793 | cmsUNUSED_PARAMETER(SizeOfTag)((void)SizeOfTag); |
| 4794 | } |
| 4795 | |
| 4796 | |
| 4797 | // We don't support all flavors, only 16bits tables and formula |
| 4798 | static |
| 4799 | cmsBool Type_vcgt_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 4800 | { |
| 4801 | cmsToneCurve** Curves = (cmsToneCurve**) Ptr; |
| 4802 | cmsUInt32Number i, j; |
| 4803 | |
| 4804 | if (cmsGetToneCurveParametricType(Curves[0]) == 5 && |
| 4805 | cmsGetToneCurveParametricType(Curves[1]) == 5 && |
| 4806 | cmsGetToneCurveParametricType(Curves[2]) == 5) { |
| 4807 | |
| 4808 | if (!_cmsWriteUInt32Number(io, cmsVideoCardGammaFormulaType1)) return FALSE0; |
| 4809 | |
| 4810 | // Save parameters |
| 4811 | for (i=0; i < 3; i++) { |
| 4812 | |
| 4813 | _cmsVCGTGAMMA v; |
| 4814 | |
| 4815 | v.Gamma = Curves[i] ->Segments[0].Params[0]; |
| 4816 | v.Min = Curves[i] ->Segments[0].Params[5]; |
| 4817 | v.Max = pow(Curves[i] ->Segments[0].Params[1], v.Gamma) + v.Min; |
| 4818 | |
| 4819 | if (!_cmsWrite15Fixed16Number(io, v.Gamma)) return FALSE0; |
| 4820 | if (!_cmsWrite15Fixed16Number(io, v.Min)) return FALSE0; |
| 4821 | if (!_cmsWrite15Fixed16Number(io, v.Max)) return FALSE0; |
| 4822 | } |
| 4823 | } |
| 4824 | |
| 4825 | else { |
| 4826 | |
| 4827 | // Always store as a table of 256 words |
| 4828 | if (!_cmsWriteUInt32Number(io, cmsVideoCardGammaTableType0)) return FALSE0; |
| 4829 | if (!_cmsWriteUInt16Number(io, 3)) return FALSE0; |
| 4830 | if (!_cmsWriteUInt16Number(io, 256)) return FALSE0; |
| 4831 | if (!_cmsWriteUInt16Number(io, 2)) return FALSE0; |
| 4832 | |
| 4833 | for (i=0; i < 3; i++) { |
| 4834 | for (j=0; j < 256; j++) { |
| 4835 | |
| 4836 | cmsFloat32Number v = cmsEvalToneCurveFloat(Curves[i], (cmsFloat32Number) (j / 255.0)); |
| 4837 | cmsUInt16Number n = _cmsQuickSaturateWord(v * 65535.0); |
| 4838 | |
| 4839 | if (!_cmsWriteUInt16Number(io, n)) return FALSE0; |
| 4840 | } |
| 4841 | } |
| 4842 | } |
| 4843 | |
| 4844 | return TRUE1; |
| 4845 | |
| 4846 | cmsUNUSED_PARAMETER(self)((void)self); |
| 4847 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 4848 | } |
| 4849 | |
| 4850 | static |
| 4851 | void* Type_vcgt_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 4852 | { |
| 4853 | cmsToneCurve** OldCurves = (cmsToneCurve**) Ptr; |
| 4854 | cmsToneCurve** NewCurves; |
| 4855 | |
| 4856 | NewCurves = ( cmsToneCurve**) _cmsCalloc(self ->ContextID, 3, sizeof(cmsToneCurve*)); |
| 4857 | if (NewCurves == NULL((void*)0)) return NULL((void*)0); |
| 4858 | |
| 4859 | NewCurves[0] = cmsDupToneCurve(OldCurves[0]); |
| 4860 | NewCurves[1] = cmsDupToneCurve(OldCurves[1]); |
| 4861 | NewCurves[2] = cmsDupToneCurve(OldCurves[2]); |
| 4862 | |
| 4863 | return (void*) NewCurves; |
| 4864 | |
| 4865 | cmsUNUSED_PARAMETER(n)((void)n); |
| 4866 | } |
| 4867 | |
| 4868 | |
| 4869 | static |
| 4870 | void Type_vcgt_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 4871 | { |
| 4872 | cmsFreeToneCurveTriple((cmsToneCurve**) Ptr); |
| 4873 | _cmsFree(self ->ContextID, Ptr); |
| 4874 | } |
| 4875 | |
| 4876 | |
| 4877 | // ******************************************************************************** |
| 4878 | // Type cmsSigDictType |
| 4879 | // ******************************************************************************** |
| 4880 | |
| 4881 | // Single column of the table can point to wchar or MLUC elements. Holds arrays of data |
| 4882 | typedef struct { |
| 4883 | cmsContext ContextID; |
| 4884 | cmsUInt32Number *Offsets; |
| 4885 | cmsUInt32Number *Sizes; |
| 4886 | } _cmsDICelem; |
| 4887 | |
| 4888 | typedef struct { |
| 4889 | _cmsDICelem Name, Value, DisplayName, DisplayValue; |
| 4890 | |
| 4891 | } _cmsDICarray; |
| 4892 | |
| 4893 | // Allocate an empty array element |
| 4894 | static |
| 4895 | cmsBool AllocElem(cmsContext ContextID, _cmsDICelem* e, cmsUInt32Number Count) |
| 4896 | { |
| 4897 | e->Offsets = (cmsUInt32Number *) _cmsCalloc(ContextID, Count, sizeof(cmsUInt32Number)); |
| 4898 | if (e->Offsets == NULL((void*)0)) return FALSE0; |
| 4899 | |
| 4900 | e->Sizes = (cmsUInt32Number *) _cmsCalloc(ContextID, Count, sizeof(cmsUInt32Number)); |
| 4901 | if (e->Sizes == NULL((void*)0)) { |
| 4902 | |
| 4903 | _cmsFree(ContextID, e -> Offsets); |
| 4904 | return FALSE0; |
| 4905 | } |
| 4906 | |
| 4907 | e ->ContextID = ContextID; |
| 4908 | return TRUE1; |
| 4909 | } |
| 4910 | |
| 4911 | // Free an array element |
| 4912 | static |
| 4913 | void FreeElem(_cmsDICelem* e) |
| 4914 | { |
| 4915 | if (e ->Offsets != NULL((void*)0)) _cmsFree(e -> ContextID, e -> Offsets); |
| 4916 | if (e ->Sizes != NULL((void*)0)) _cmsFree(e -> ContextID, e -> Sizes); |
| 4917 | e->Offsets = e ->Sizes = NULL((void*)0); |
| 4918 | } |
| 4919 | |
| 4920 | // Get rid of whole array |
| 4921 | static |
| 4922 | void FreeArray( _cmsDICarray* a) |
| 4923 | { |
| 4924 | if (a ->Name.Offsets != NULL((void*)0)) FreeElem(&a->Name); |
| 4925 | if (a ->Value.Offsets != NULL((void*)0)) FreeElem(&a ->Value); |
| 4926 | if (a ->DisplayName.Offsets != NULL((void*)0)) FreeElem(&a->DisplayName); |
| 4927 | if (a ->DisplayValue.Offsets != NULL((void*)0)) FreeElem(&a ->DisplayValue); |
| 4928 | } |
| 4929 | |
| 4930 | |
| 4931 | // Allocate whole array |
| 4932 | static |
| 4933 | cmsBool AllocArray(cmsContext ContextID, _cmsDICarray* a, cmsUInt32Number Count, cmsUInt32Number Length) |
| 4934 | { |
| 4935 | // Empty values |
| 4936 | memset(a, 0, sizeof(_cmsDICarray)); |
| 4937 | |
| 4938 | // On depending on record size, create column arrays |
| 4939 | if (!AllocElem(ContextID, &a ->Name, Count)) goto Error; |
| 4940 | if (!AllocElem(ContextID, &a ->Value, Count)) goto Error; |
| 4941 | |
| 4942 | if (Length > 16) { |
| 4943 | if (!AllocElem(ContextID, &a -> DisplayName, Count)) goto Error; |
| 4944 | |
| 4945 | } |
| 4946 | if (Length > 24) { |
| 4947 | if (!AllocElem(ContextID, &a ->DisplayValue, Count)) goto Error; |
| 4948 | } |
| 4949 | return TRUE1; |
| 4950 | |
| 4951 | Error: |
| 4952 | FreeArray(a); |
| 4953 | return FALSE0; |
| 4954 | } |
| 4955 | |
| 4956 | // Read one element |
| 4957 | static |
| 4958 | cmsBool ReadOneElem(cmsIOHANDLER* io, _cmsDICelem* e, cmsUInt32Number i, cmsUInt32Number BaseOffset) |
| 4959 | { |
| 4960 | if (!_cmsReadUInt32Number(io, &e->Offsets[i])) return FALSE0; |
| 4961 | if (!_cmsReadUInt32Number(io, &e ->Sizes[i])) return FALSE0; |
| 4962 | |
| 4963 | // An offset of zero has special meaning and shal be preserved |
| 4964 | if (e ->Offsets[i] > 0) |
| 4965 | e ->Offsets[i] += BaseOffset; |
| 4966 | return TRUE1; |
| 4967 | } |
| 4968 | |
| 4969 | |
| 4970 | static |
| 4971 | cmsBool ReadOffsetArray(cmsIOHANDLER* io, _cmsDICarray* a, cmsUInt32Number Count, cmsUInt32Number Length, cmsUInt32Number BaseOffset) |
| 4972 | { |
| 4973 | cmsUInt32Number i; |
| 4974 | |
| 4975 | // Read column arrays |
| 4976 | for (i=0; i < Count; i++) { |
| 4977 | |
| 4978 | if (!ReadOneElem(io, &a -> Name, i, BaseOffset)) return FALSE0; |
| 4979 | if (!ReadOneElem(io, &a -> Value, i, BaseOffset)) return FALSE0; |
| 4980 | |
| 4981 | if (Length > 16) { |
| 4982 | |
| 4983 | if (!ReadOneElem(io, &a ->DisplayName, i, BaseOffset)) return FALSE0; |
| 4984 | |
| 4985 | } |
| 4986 | |
| 4987 | if (Length > 24) { |
| 4988 | |
| 4989 | if (!ReadOneElem(io, & a -> DisplayValue, i, BaseOffset)) return FALSE0; |
| 4990 | } |
| 4991 | } |
| 4992 | return TRUE1; |
| 4993 | } |
| 4994 | |
| 4995 | |
| 4996 | // Write one element |
| 4997 | static |
| 4998 | cmsBool WriteOneElem(cmsIOHANDLER* io, _cmsDICelem* e, cmsUInt32Number i) |
| 4999 | { |
| 5000 | if (!_cmsWriteUInt32Number(io, e->Offsets[i])) return FALSE0; |
| 5001 | if (!_cmsWriteUInt32Number(io, e ->Sizes[i])) return FALSE0; |
| 5002 | |
| 5003 | return TRUE1; |
| 5004 | } |
| 5005 | |
| 5006 | static |
| 5007 | cmsBool WriteOffsetArray(cmsIOHANDLER* io, _cmsDICarray* a, cmsUInt32Number Count, cmsUInt32Number Length) |
| 5008 | { |
| 5009 | cmsUInt32Number i; |
| 5010 | |
| 5011 | for (i=0; i < Count; i++) { |
| 5012 | |
| 5013 | if (!WriteOneElem(io, &a -> Name, i)) return FALSE0; |
| 5014 | if (!WriteOneElem(io, &a -> Value, i)) return FALSE0; |
| 5015 | |
| 5016 | if (Length > 16) { |
| 5017 | |
| 5018 | if (!WriteOneElem(io, &a -> DisplayName, i)) return FALSE0; |
| 5019 | } |
| 5020 | |
| 5021 | if (Length > 24) { |
| 5022 | |
| 5023 | if (!WriteOneElem(io, &a -> DisplayValue, i)) return FALSE0; |
| 5024 | } |
| 5025 | } |
| 5026 | |
| 5027 | return TRUE1; |
| 5028 | } |
| 5029 | |
| 5030 | static |
| 5031 | cmsBool ReadOneWChar(cmsIOHANDLER* io, _cmsDICelem* e, cmsUInt32Number i, wchar_t ** wcstr) |
| 5032 | { |
| 5033 | |
| 5034 | cmsUInt32Number nChars; |
| 5035 | |
| 5036 | // Special case for undefined strings (see ICC Votable |
| 5037 | // Proposal Submission, Dictionary Type and Metadata TAG Definition) |
| 5038 | if (e -> Offsets[i] == 0) { |
| 5039 | |
| 5040 | *wcstr = NULL((void*)0); |
| 5041 | return TRUE1; |
| 5042 | } |
| 5043 | |
| 5044 | if (!io -> Seek(io, e -> Offsets[i])) return FALSE0; |
| 5045 | |
| 5046 | nChars = e ->Sizes[i] / sizeof(cmsUInt16Number); |
| 5047 | |
| 5048 | |
| 5049 | *wcstr = (wchar_t*) _cmsMallocZero(e ->ContextID, (nChars + 1) * sizeof(wchar_t)); |
| 5050 | if (*wcstr == NULL((void*)0)) return FALSE0; |
| 5051 | |
| 5052 | if (!_cmsReadWCharArray(io, nChars, *wcstr)) { |
| 5053 | _cmsFree(e ->ContextID, *wcstr); |
| 5054 | return FALSE0; |
| 5055 | } |
| 5056 | |
| 5057 | // End of string marker |
| 5058 | (*wcstr)[nChars] = 0; |
| 5059 | return TRUE1; |
| 5060 | } |
| 5061 | |
| 5062 | static |
| 5063 | cmsUInt32Number mywcslen(const wchar_t *s) |
| 5064 | { |
| 5065 | const wchar_t *p; |
| 5066 | |
| 5067 | p = s; |
| 5068 | while (*p) |
| 5069 | p++; |
| 5070 | |
| 5071 | return (cmsUInt32Number)(p - s); |
| 5072 | } |
| 5073 | |
| 5074 | static |
| 5075 | cmsBool WriteOneWChar(cmsIOHANDLER* io, _cmsDICelem* e, cmsUInt32Number i, const wchar_t * wcstr, cmsUInt32Number BaseOffset) |
| 5076 | { |
| 5077 | cmsUInt32Number Before = io ->Tell(io); |
| 5078 | cmsUInt32Number n; |
| 5079 | |
| 5080 | e ->Offsets[i] = Before - BaseOffset; |
| 5081 | |
| 5082 | if (wcstr == NULL((void*)0)) { |
| 5083 | e ->Sizes[i] = 0; |
| 5084 | e ->Offsets[i] = 0; |
| 5085 | return TRUE1; |
| 5086 | } |
| 5087 | |
| 5088 | n = mywcslen(wcstr); |
| 5089 | if (!_cmsWriteWCharArray(io, n, wcstr)) return FALSE0; |
| 5090 | |
| 5091 | e ->Sizes[i] = io ->Tell(io) - Before; |
| 5092 | return TRUE1; |
| 5093 | } |
| 5094 | |
| 5095 | static |
| 5096 | cmsBool ReadOneMLUC(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, _cmsDICelem* e, cmsUInt32Number i, cmsMLU** mlu) |
| 5097 | { |
| 5098 | cmsUInt32Number nItems = 0; |
| 5099 | |
| 5100 | // A way to get null MLUCs |
| 5101 | if (e -> Offsets[i] == 0 || e ->Sizes[i] == 0) { |
| 5102 | |
| 5103 | *mlu = NULL((void*)0); |
| 5104 | return TRUE1; |
| 5105 | } |
| 5106 | |
| 5107 | if (!io -> Seek(io, e -> Offsets[i])) return FALSE0; |
| 5108 | |
| 5109 | *mlu = (cmsMLU*) Type_MLU_Read(self, io, &nItems, e ->Sizes[i]); |
| 5110 | return *mlu != NULL((void*)0); |
| 5111 | } |
| 5112 | |
| 5113 | static |
| 5114 | cmsBool WriteOneMLUC(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, _cmsDICelem* e, cmsUInt32Number i, const cmsMLU* mlu, cmsUInt32Number BaseOffset) |
| 5115 | { |
| 5116 | cmsUInt32Number Before; |
| 5117 | |
| 5118 | // Special case for undefined strings (see ICC Votable |
| 5119 | // Proposal Submission, Dictionary Type and Metadata TAG Definition) |
| 5120 | if (mlu == NULL((void*)0)) { |
| 5121 | e ->Sizes[i] = 0; |
| 5122 | e ->Offsets[i] = 0; |
| 5123 | return TRUE1; |
| 5124 | } |
| 5125 | |
| 5126 | Before = io ->Tell(io); |
| 5127 | e ->Offsets[i] = Before - BaseOffset; |
| 5128 | |
| 5129 | if (!Type_MLU_Write(self, io, (void*) mlu, 1)) return FALSE0; |
| 5130 | |
| 5131 | e ->Sizes[i] = io ->Tell(io) - Before; |
| 5132 | return TRUE1; |
| 5133 | } |
| 5134 | |
| 5135 | |
| 5136 | static |
| 5137 | void *Type_Dictionary_Read(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, cmsUInt32Number* nItems, cmsUInt32Number SizeOfTag) |
| 5138 | { |
| 5139 | cmsHANDLE hDict; |
| 5140 | cmsUInt32Number i, Count, Length; |
| 5141 | cmsUInt32Number BaseOffset; |
| 5142 | _cmsDICarray a; |
| 5143 | wchar_t *NameWCS = NULL((void*)0), *ValueWCS = NULL((void*)0); |
| 5144 | cmsMLU *DisplayNameMLU = NULL((void*)0), *DisplayValueMLU=NULL((void*)0); |
| 5145 | cmsBool rc; |
| 5146 | |
| 5147 | *nItems = 0; |
| 5148 | |
| 5149 | // Get actual position as a basis for element offsets |
| 5150 | BaseOffset = io ->Tell(io) - sizeof(_cmsTagBase); |
| 5151 | |
| 5152 | // Get name-value record count |
| 5153 | if (!_cmsReadUInt32Number(io, &Count)) return NULL((void*)0); |
| 5154 | SizeOfTag -= sizeof(cmsUInt32Number); |
| 5155 | |
| 5156 | // Get rec length |
| 5157 | if (!_cmsReadUInt32Number(io, &Length)) return NULL((void*)0); |
| 5158 | SizeOfTag -= sizeof(cmsUInt32Number); |
| 5159 | |
| 5160 | // Check for valid lengths |
| 5161 | if (Length != 16 && Length != 24 && Length != 32) { |
| 5162 | cmsSignalError(self->ContextID, cmsERROR_UNKNOWN_EXTENSION8, "Unknown record length in dictionary '%d'", Length); |
| 5163 | return NULL((void*)0); |
| 5164 | } |
| 5165 | |
| 5166 | // Creates an empty dictionary |
| 5167 | hDict = cmsDictAlloc(self -> ContextID); |
| 5168 | if (hDict == NULL((void*)0)) return NULL((void*)0); |
| 5169 | |
| 5170 | // On depending on record size, create column arrays |
| 5171 | if (!AllocArray(self -> ContextID, &a, Count, Length)) goto Error; |
| 5172 | |
| 5173 | // Read column arrays |
| 5174 | if (!ReadOffsetArray(io, &a, Count, Length, BaseOffset)) goto Error; |
| 5175 | |
| 5176 | // Seek to each element and read it |
| 5177 | for (i=0; i < Count; i++) { |
| 5178 | |
| 5179 | if (!ReadOneWChar(io, &a.Name, i, &NameWCS)) goto Error; |
| 5180 | if (!ReadOneWChar(io, &a.Value, i, &ValueWCS)) goto Error; |
| 5181 | |
| 5182 | if (Length > 16) { |
| 5183 | if (!ReadOneMLUC(self, io, &a.DisplayName, i, &DisplayNameMLU)) goto Error; |
| 5184 | } |
| 5185 | |
| 5186 | if (Length > 24) { |
| 5187 | if (!ReadOneMLUC(self, io, &a.DisplayValue, i, &DisplayValueMLU)) goto Error; |
| 5188 | } |
| 5189 | |
| 5190 | if (NameWCS == NULL((void*)0) || ValueWCS == NULL((void*)0)) { |
| 5191 | |
| 5192 | cmsSignalError(self->ContextID, cmsERROR_CORRUPTION_DETECTED12, "Bad dictionary Name/Value"); |
| 5193 | rc = FALSE0; |
| 5194 | } |
| 5195 | else { |
| 5196 | |
| 5197 | rc = cmsDictAddEntry(hDict, NameWCS, ValueWCS, DisplayNameMLU, DisplayValueMLU); |
| 5198 | } |
| 5199 | |
| 5200 | if (NameWCS != NULL((void*)0)) _cmsFree(self ->ContextID, NameWCS); |
| 5201 | if (ValueWCS != NULL((void*)0)) _cmsFree(self ->ContextID, ValueWCS); |
| 5202 | if (DisplayNameMLU != NULL((void*)0)) cmsMLUfree(DisplayNameMLU); |
| 5203 | if (DisplayValueMLU != NULL((void*)0)) cmsMLUfree(DisplayValueMLU); |
| 5204 | |
| 5205 | if (!rc) goto Error; |
| 5206 | } |
| 5207 | |
| 5208 | FreeArray(&a); |
| 5209 | *nItems = 1; |
| 5210 | return (void*) hDict; |
| 5211 | |
| 5212 | Error: |
| 5213 | FreeArray(&a); |
| 5214 | cmsDictFree(hDict); |
| 5215 | return NULL((void*)0); |
| 5216 | } |
| 5217 | |
| 5218 | |
| 5219 | static |
| 5220 | cmsBool Type_Dictionary_Write(struct _cms_typehandler_struct* self, cmsIOHANDLER* io, void* Ptr, cmsUInt32Number nItems) |
| 5221 | { |
| 5222 | cmsHANDLE hDict = (cmsHANDLE) Ptr; |
| 5223 | const cmsDICTentry* p; |
| 5224 | cmsBool AnyName, AnyValue; |
| 5225 | cmsUInt32Number i, Count, Length; |
| 5226 | cmsUInt32Number DirectoryPos, CurrentPos, BaseOffset; |
| 5227 | _cmsDICarray a; |
| 5228 | |
| 5229 | if (hDict == NULL((void*)0)) return FALSE0; |
| 5230 | |
| 5231 | BaseOffset = io ->Tell(io) - sizeof(_cmsTagBase); |
| 5232 | |
| 5233 | // Let's inspect the dictionary |
| 5234 | Count = 0; AnyName = FALSE0; AnyValue = FALSE0; |
| 5235 | for (p = cmsDictGetEntryList(hDict); p != NULL((void*)0); p = cmsDictNextEntry(p)) { |
| 5236 | |
| 5237 | if (p ->DisplayName != NULL((void*)0)) AnyName = TRUE1; |
| 5238 | if (p ->DisplayValue != NULL((void*)0)) AnyValue = TRUE1; |
| 5239 | Count++; |
| 5240 | } |
| 5241 | |
| 5242 | Length = 16; |
| 5243 | if (AnyName) Length += 8; |
| 5244 | if (AnyValue) Length += 8; |
| 5245 | |
| 5246 | if (!_cmsWriteUInt32Number(io, Count)) return FALSE0; |
| 5247 | if (!_cmsWriteUInt32Number(io, Length)) return FALSE0; |
| 5248 | |
| 5249 | // Keep starting position of offsets table |
| 5250 | DirectoryPos = io ->Tell(io); |
| 5251 | |
| 5252 | // Allocate offsets array |
| 5253 | if (!AllocArray(self ->ContextID, &a, Count, Length)) goto Error; |
| 5254 | |
| 5255 | // Write a fake directory to be filled latter on |
| 5256 | if (!WriteOffsetArray(io, &a, Count, Length)) goto Error; |
| 5257 | |
| 5258 | // Write each element. Keep track of the size as well. |
| 5259 | p = cmsDictGetEntryList(hDict); |
| 5260 | for (i=0; i < Count; i++) { |
| 5261 | |
| 5262 | if (!WriteOneWChar(io, &a.Name, i, p ->Name, BaseOffset)) goto Error; |
| 5263 | if (!WriteOneWChar(io, &a.Value, i, p ->Value, BaseOffset)) goto Error; |
| 5264 | |
| 5265 | if (p ->DisplayName != NULL((void*)0)) { |
| 5266 | if (!WriteOneMLUC(self, io, &a.DisplayName, i, p ->DisplayName, BaseOffset)) goto Error; |
| 5267 | } |
| 5268 | |
| 5269 | if (p ->DisplayValue != NULL((void*)0)) { |
| 5270 | if (!WriteOneMLUC(self, io, &a.DisplayValue, i, p ->DisplayValue, BaseOffset)) goto Error; |
| 5271 | } |
| 5272 | |
| 5273 | p = cmsDictNextEntry(p); |
| 5274 | } |
| 5275 | |
| 5276 | // Write the directory |
| 5277 | CurrentPos = io ->Tell(io); |
| 5278 | if (!io ->Seek(io, DirectoryPos)) goto Error; |
| 5279 | |
| 5280 | if (!WriteOffsetArray(io, &a, Count, Length)) goto Error; |
| 5281 | |
| 5282 | if (!io ->Seek(io, CurrentPos)) goto Error; |
| 5283 | |
| 5284 | FreeArray(&a); |
| 5285 | return TRUE1; |
| 5286 | |
| 5287 | Error: |
| 5288 | FreeArray(&a); |
| 5289 | return FALSE0; |
| 5290 | |
| 5291 | cmsUNUSED_PARAMETER(nItems)((void)nItems); |
| 5292 | } |
| 5293 | |
| 5294 | |
| 5295 | static |
| 5296 | void* Type_Dictionary_Dup(struct _cms_typehandler_struct* self, const void *Ptr, cmsUInt32Number n) |
| 5297 | { |
| 5298 | return (void*) cmsDictDup((cmsHANDLE) Ptr); |
| 5299 | |
| 5300 | cmsUNUSED_PARAMETER(n)((void)n); |
| 5301 | cmsUNUSED_PARAMETER(self)((void)self); |
| 5302 | } |
| 5303 | |
| 5304 | |
| 5305 | static |
| 5306 | void Type_Dictionary_Free(struct _cms_typehandler_struct* self, void* Ptr) |
| 5307 | { |
| 5308 | cmsDictFree((cmsHANDLE) Ptr); |
| 5309 | cmsUNUSED_PARAMETER(self)((void)self); |
| 5310 | } |
| 5311 | |
| 5312 | |
| 5313 | // ******************************************************************************** |
| 5314 | // Type support main routines |
| 5315 | // ******************************************************************************** |
| 5316 | |
| 5317 | |
| 5318 | // This is the list of built-in types |
| 5319 | static const _cmsTagTypeLinkedList SupportedTagTypes[] = { |
| 5320 | |
| 5321 | {TYPE_HANDLER(cmsSigChromaticityType, Chromaticity){ (cmsSigChromaticityType), Type_Chromaticity_Read, Type_Chromaticity_Write , Type_Chromaticity_Dup, Type_Chromaticity_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[1] }, |
| 5322 | {TYPE_HANDLER(cmsSigColorantOrderType, ColorantOrderType){ (cmsSigColorantOrderType), Type_ColorantOrderType_Read, Type_ColorantOrderType_Write , Type_ColorantOrderType_Dup, Type_ColorantOrderType_Free, (( void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[2] }, |
| 5323 | {TYPE_HANDLER(cmsSigS15Fixed16ArrayType, S15Fixed16){ (cmsSigS15Fixed16ArrayType), Type_S15Fixed16_Read, Type_S15Fixed16_Write , Type_S15Fixed16_Dup, Type_S15Fixed16_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[3] }, |
| 5324 | {TYPE_HANDLER(cmsSigU16Fixed16ArrayType, U16Fixed16){ (cmsSigU16Fixed16ArrayType), Type_U16Fixed16_Read, Type_U16Fixed16_Write , Type_U16Fixed16_Dup, Type_U16Fixed16_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[4] }, |
| 5325 | {TYPE_HANDLER(cmsSigTextType, Text){ (cmsSigTextType), Type_Text_Read, Type_Text_Write, Type_Text_Dup , Type_Text_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[5] }, |
| 5326 | {TYPE_HANDLER(cmsSigTextDescriptionType, Text_Description){ (cmsSigTextDescriptionType), Type_Text_Description_Read, Type_Text_Description_Write , Type_Text_Description_Dup, Type_Text_Description_Free, ((void *)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[6] }, |
| 5327 | {TYPE_HANDLER(cmsSigCurveType, Curve){ (cmsSigCurveType), Type_Curve_Read, Type_Curve_Write, Type_Curve_Dup , Type_Curve_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[7] }, |
| 5328 | {TYPE_HANDLER(cmsSigParametricCurveType, ParametricCurve){ (cmsSigParametricCurveType), Type_ParametricCurve_Read, Type_ParametricCurve_Write , Type_ParametricCurve_Dup, Type_ParametricCurve_Free, ((void *)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[8] }, |
| 5329 | {TYPE_HANDLER(cmsSigDateTimeType, DateTime){ (cmsSigDateTimeType), Type_DateTime_Read, Type_DateTime_Write , Type_DateTime_Dup, Type_DateTime_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[9] }, |
| 5330 | {TYPE_HANDLER(cmsSigLut8Type, LUT8){ (cmsSigLut8Type), Type_LUT8_Read, Type_LUT8_Write, Type_LUT8_Dup , Type_LUT8_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[10] }, |
| 5331 | {TYPE_HANDLER(cmsSigLut16Type, LUT16){ (cmsSigLut16Type), Type_LUT16_Read, Type_LUT16_Write, Type_LUT16_Dup , Type_LUT16_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[11] }, |
| 5332 | {TYPE_HANDLER(cmsSigColorantTableType, ColorantTable){ (cmsSigColorantTableType), Type_ColorantTable_Read, Type_ColorantTable_Write , Type_ColorantTable_Dup, Type_ColorantTable_Free, ((void*)0) , 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[12] }, |
| 5333 | {TYPE_HANDLER(cmsSigNamedColor2Type, NamedColor){ (cmsSigNamedColor2Type), Type_NamedColor_Read, Type_NamedColor_Write , Type_NamedColor_Dup, Type_NamedColor_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[13] }, |
| 5334 | {TYPE_HANDLER(cmsSigMultiLocalizedUnicodeType, MLU){ (cmsSigMultiLocalizedUnicodeType), Type_MLU_Read, Type_MLU_Write , Type_MLU_Dup, Type_MLU_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[14] }, |
| 5335 | {TYPE_HANDLER(cmsSigProfileSequenceDescType, ProfileSequenceDesc){ (cmsSigProfileSequenceDescType), Type_ProfileSequenceDesc_Read , Type_ProfileSequenceDesc_Write, Type_ProfileSequenceDesc_Dup , Type_ProfileSequenceDesc_Free, ((void*)0), 0 },(_cmsTagTypeLinkedList*) &SupportedTagTypes[15] }, |
| 5336 | {TYPE_HANDLER(cmsSigSignatureType, Signature){ (cmsSigSignatureType), Type_Signature_Read, Type_Signature_Write , Type_Signature_Dup, Type_Signature_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[16] }, |
| 5337 | {TYPE_HANDLER(cmsSigMeasurementType, Measurement){ (cmsSigMeasurementType), Type_Measurement_Read, Type_Measurement_Write , Type_Measurement_Dup, Type_Measurement_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[17] }, |
| 5338 | {TYPE_HANDLER(cmsSigDataType, Data){ (cmsSigDataType), Type_Data_Read, Type_Data_Write, Type_Data_Dup , Type_Data_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[18] }, |
| 5339 | {TYPE_HANDLER(cmsSigLutAtoBType, LUTA2B){ (cmsSigLutAtoBType), Type_LUTA2B_Read, Type_LUTA2B_Write, Type_LUTA2B_Dup , Type_LUTA2B_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[19] }, |
| 5340 | {TYPE_HANDLER(cmsSigLutBtoAType, LUTB2A){ (cmsSigLutBtoAType), Type_LUTB2A_Read, Type_LUTB2A_Write, Type_LUTB2A_Dup , Type_LUTB2A_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[20] }, |
| 5341 | {TYPE_HANDLER(cmsSigUcrBgType, UcrBg){ (cmsSigUcrBgType), Type_UcrBg_Read, Type_UcrBg_Write, Type_UcrBg_Dup , Type_UcrBg_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[21] }, |
| 5342 | {TYPE_HANDLER(cmsSigCrdInfoType, CrdInfo){ (cmsSigCrdInfoType), Type_CrdInfo_Read, Type_CrdInfo_Write, Type_CrdInfo_Dup, Type_CrdInfo_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[22] }, |
| 5343 | {TYPE_HANDLER(cmsSigMultiProcessElementType, MPE){ (cmsSigMultiProcessElementType), Type_MPE_Read, Type_MPE_Write , Type_MPE_Dup, Type_MPE_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[23] }, |
| 5344 | {TYPE_HANDLER(cmsSigScreeningType, Screening){ (cmsSigScreeningType), Type_Screening_Read, Type_Screening_Write , Type_Screening_Dup, Type_Screening_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[24] }, |
| 5345 | {TYPE_HANDLER(cmsSigViewingConditionsType, ViewingConditions){ (cmsSigViewingConditionsType), Type_ViewingConditions_Read, Type_ViewingConditions_Write, Type_ViewingConditions_Dup, Type_ViewingConditions_Free , ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[25] }, |
| 5346 | {TYPE_HANDLER(cmsSigXYZType, XYZ){ (cmsSigXYZType), Type_XYZ_Read, Type_XYZ_Write, Type_XYZ_Dup , Type_XYZ_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[26] }, |
| 5347 | {TYPE_HANDLER(cmsCorbisBrokenXYZtype, XYZ){ (((cmsTagTypeSignature) 0x17A505B8)), Type_XYZ_Read, Type_XYZ_Write , Type_XYZ_Dup, Type_XYZ_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[27] }, |
| 5348 | {TYPE_HANDLER(cmsMonacoBrokenCurveType, Curve){ (((cmsTagTypeSignature) 0x9478ee00)), Type_Curve_Read, Type_Curve_Write , Type_Curve_Dup, Type_Curve_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[28] }, |
| 5349 | {TYPE_HANDLER(cmsSigProfileSequenceIdType, ProfileSequenceId){ (cmsSigProfileSequenceIdType), Type_ProfileSequenceId_Read, Type_ProfileSequenceId_Write, Type_ProfileSequenceId_Dup, Type_ProfileSequenceId_Free , ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[29] }, |
| 5350 | {TYPE_HANDLER(cmsSigDictType, Dictionary){ (cmsSigDictType), Type_Dictionary_Read, Type_Dictionary_Write , Type_Dictionary_Dup, Type_Dictionary_Free, ((void*)0), 0 }, (_cmsTagTypeLinkedList*) &SupportedTagTypes[30] }, |
| 5351 | {TYPE_HANDLER(cmsSigVcgtType, vcgt){ (cmsSigVcgtType), Type_vcgt_Read, Type_vcgt_Write, Type_vcgt_Dup , Type_vcgt_Free, ((void*)0), 0 }, NULL((void*)0) } |
| 5352 | }; |
| 5353 | |
| 5354 | |
| 5355 | _cmsTagTypePluginChunkType _cmsTagTypePluginChunk = { NULL((void*)0) }; |
| 5356 | |
| 5357 | |
| 5358 | |
| 5359 | // Duplicates the zone of memory used by the plug-in in the new context |
| 5360 | static |
| 5361 | void DupTagTypeList(struct _cmsContext_struct* ctx, |
| 5362 | const struct _cmsContext_struct* src, |
| 5363 | int loc) |
| 5364 | { |
| 5365 | _cmsTagTypePluginChunkType newHead = { NULL((void*)0) }; |
| 5366 | _cmsTagTypeLinkedList* entry; |
| 5367 | _cmsTagTypeLinkedList* Anterior = NULL((void*)0); |
| 5368 | _cmsTagTypePluginChunkType* head = (_cmsTagTypePluginChunkType*) src->chunks[loc]; |
| 5369 | |
| 5370 | // Walk the list copying all nodes |
| 5371 | for (entry = head->TagTypes; |
| 5372 | entry != NULL((void*)0); |
| 5373 | entry = entry ->Next) { |
| 5374 | |
| 5375 | _cmsTagTypeLinkedList *newEntry = ( _cmsTagTypeLinkedList *) _cmsSubAllocDup(ctx ->MemPool, entry, sizeof(_cmsTagTypeLinkedList)); |
| 5376 | |
| 5377 | if (newEntry == NULL((void*)0)) |
| 5378 | return; |
| 5379 | |
| 5380 | // We want to keep the linked list order, so this is a little bit tricky |
| 5381 | newEntry -> Next = NULL((void*)0); |
| 5382 | if (Anterior) |
| 5383 | Anterior -> Next = newEntry; |
| 5384 | |
| 5385 | Anterior = newEntry; |
| 5386 | |
| 5387 | if (newHead.TagTypes == NULL((void*)0)) |
| 5388 | newHead.TagTypes = newEntry; |
| 5389 | } |
| 5390 | |
| 5391 | ctx ->chunks[loc] = _cmsSubAllocDup(ctx->MemPool, &newHead, sizeof(_cmsTagTypePluginChunkType)); |
| 5392 | } |
| 5393 | |
| 5394 | |
| 5395 | void _cmsAllocTagTypePluginChunk(struct _cmsContext_struct* ctx, |
| 5396 | const struct _cmsContext_struct* src) |
| 5397 | { |
| 5398 | if (src != NULL((void*)0)) { |
| 5399 | |
| 5400 | // Duplicate the LIST |
| 5401 | DupTagTypeList(ctx, src, TagTypePlugin); |
| 5402 | } |
| 5403 | else { |
| 5404 | static _cmsTagTypePluginChunkType TagTypePluginChunk = { NULL((void*)0) }; |
| 5405 | ctx ->chunks[TagTypePlugin] = _cmsSubAllocDup(ctx ->MemPool, &TagTypePluginChunk, sizeof(_cmsTagTypePluginChunkType)); |
| 5406 | } |
| 5407 | } |
| 5408 | |
| 5409 | void _cmsAllocMPETypePluginChunk(struct _cmsContext_struct* ctx, |
| 5410 | const struct _cmsContext_struct* src) |
| 5411 | { |
| 5412 | if (src != NULL((void*)0)) { |
| 5413 | |
| 5414 | // Duplicate the LIST |
| 5415 | DupTagTypeList(ctx, src, MPEPlugin); |
| 5416 | } |
| 5417 | else { |
| 5418 | static _cmsTagTypePluginChunkType TagTypePluginChunk = { NULL((void*)0) }; |
| 5419 | ctx ->chunks[MPEPlugin] = _cmsSubAllocDup(ctx ->MemPool, &TagTypePluginChunk, sizeof(_cmsTagTypePluginChunkType)); |
| 5420 | } |
| 5421 | |
| 5422 | } |
| 5423 | |
| 5424 | |
| 5425 | // Both kind of plug-ins share same structure |
| 5426 | cmsBool _cmsRegisterTagTypePlugin(cmsContext id, cmsPluginBase* Data) |
| 5427 | { |
| 5428 | return RegisterTypesPlugin(id, Data, TagTypePlugin); |
| 5429 | } |
| 5430 | |
| 5431 | cmsBool _cmsRegisterMultiProcessElementPlugin(cmsContext id, cmsPluginBase* Data) |
| 5432 | { |
| 5433 | return RegisterTypesPlugin(id, Data,MPEPlugin); |
| 5434 | } |
| 5435 | |
| 5436 | |
| 5437 | // Wrapper for tag types |
| 5438 | cmsTagTypeHandler* _cmsGetTagTypeHandler(cmsContext ContextID, cmsTagTypeSignature sig) |
| 5439 | { |
| 5440 | _cmsTagTypePluginChunkType* ctx = ( _cmsTagTypePluginChunkType*) _cmsContextGetClientChunk(ContextID, TagTypePlugin); |
| 5441 | |
| 5442 | return GetHandler(sig, ctx->TagTypes, (_cmsTagTypeLinkedList*) SupportedTagTypes); |
| 5443 | } |
| 5444 | |
| 5445 | // ******************************************************************************** |
| 5446 | // Tag support main routines |
| 5447 | // ******************************************************************************** |
| 5448 | |
| 5449 | typedef struct _cmsTagLinkedList_st { |
| 5450 | |
| 5451 | cmsTagSignature Signature; |
| 5452 | cmsTagDescriptor Descriptor; |
| 5453 | struct _cmsTagLinkedList_st* Next; |
| 5454 | |
| 5455 | } _cmsTagLinkedList; |
| 5456 | |
| 5457 | // This is the list of built-in tags. The data of this list can be modified by plug-ins |
| 5458 | static _cmsTagLinkedList SupportedTags[] = { |
| 5459 | |
| 5460 | { cmsSigAToB0Tag, { 1, 3, { cmsSigLut16Type, cmsSigLutAtoBType, cmsSigLut8Type}, DecideLUTtypeA2B}, &SupportedTags[1]}, |
| 5461 | { cmsSigAToB1Tag, { 1, 3, { cmsSigLut16Type, cmsSigLutAtoBType, cmsSigLut8Type}, DecideLUTtypeA2B}, &SupportedTags[2]}, |
| 5462 | { cmsSigAToB2Tag, { 1, 3, { cmsSigLut16Type, cmsSigLutAtoBType, cmsSigLut8Type}, DecideLUTtypeA2B}, &SupportedTags[3]}, |
| 5463 | { cmsSigBToA0Tag, { 1, 3, { cmsSigLut16Type, cmsSigLutBtoAType, cmsSigLut8Type}, DecideLUTtypeB2A}, &SupportedTags[4]}, |
| 5464 | { cmsSigBToA1Tag, { 1, 3, { cmsSigLut16Type, cmsSigLutBtoAType, cmsSigLut8Type}, DecideLUTtypeB2A}, &SupportedTags[5]}, |
| 5465 | { cmsSigBToA2Tag, { 1, 3, { cmsSigLut16Type, cmsSigLutBtoAType, cmsSigLut8Type}, DecideLUTtypeB2A}, &SupportedTags[6]}, |
| 5466 | |
| 5467 | // Allow corbis and its broken XYZ type |
| 5468 | { cmsSigRedColorantTag, { 1, 2, { cmsSigXYZType, cmsCorbisBrokenXYZtype((cmsTagTypeSignature) 0x17A505B8) }, DecideXYZtype}, &SupportedTags[7]}, |
| 5469 | { cmsSigGreenColorantTag, { 1, 2, { cmsSigXYZType, cmsCorbisBrokenXYZtype((cmsTagTypeSignature) 0x17A505B8) }, DecideXYZtype}, &SupportedTags[8]}, |
| 5470 | { cmsSigBlueColorantTag, { 1, 2, { cmsSigXYZType, cmsCorbisBrokenXYZtype((cmsTagTypeSignature) 0x17A505B8) }, DecideXYZtype}, &SupportedTags[9]}, |
| 5471 | |
| 5472 | { cmsSigRedTRCTag, { 1, 3, { cmsSigCurveType, cmsSigParametricCurveType, cmsMonacoBrokenCurveType((cmsTagTypeSignature) 0x9478ee00) }, DecideCurveType}, &SupportedTags[10]}, |
| 5473 | { cmsSigGreenTRCTag, { 1, 3, { cmsSigCurveType, cmsSigParametricCurveType, cmsMonacoBrokenCurveType((cmsTagTypeSignature) 0x9478ee00) }, DecideCurveType}, &SupportedTags[11]}, |
| 5474 | { cmsSigBlueTRCTag, { 1, 3, { cmsSigCurveType, cmsSigParametricCurveType, cmsMonacoBrokenCurveType((cmsTagTypeSignature) 0x9478ee00) }, DecideCurveType}, &SupportedTags[12]}, |
| 5475 | |
| 5476 | { cmsSigCalibrationDateTimeTag, { 1, 1, { cmsSigDateTimeType }, NULL((void*)0)}, &SupportedTags[13]}, |
| 5477 | { cmsSigCharTargetTag, { 1, 1, { cmsSigTextType }, NULL((void*)0)}, &SupportedTags[14]}, |
| 5478 | |
| 5479 | { cmsSigChromaticAdaptationTag, { 9, 1, { cmsSigS15Fixed16ArrayType }, NULL((void*)0)}, &SupportedTags[15]}, |
| 5480 | { cmsSigChromaticityTag, { 1, 1, { cmsSigChromaticityType }, NULL((void*)0)}, &SupportedTags[16]}, |
| 5481 | { cmsSigColorantOrderTag, { 1, 1, { cmsSigColorantOrderType }, NULL((void*)0)}, &SupportedTags[17]}, |
| 5482 | { cmsSigColorantTableTag, { 1, 1, { cmsSigColorantTableType }, NULL((void*)0)}, &SupportedTags[18]}, |
| 5483 | { cmsSigColorantTableOutTag, { 1, 1, { cmsSigColorantTableType }, NULL((void*)0)}, &SupportedTags[19]}, |
| 5484 | |
| 5485 | { cmsSigCopyrightTag, { 1, 3, { cmsSigTextType, cmsSigMultiLocalizedUnicodeType, cmsSigTextDescriptionType}, DecideTextType}, &SupportedTags[20]}, |
| 5486 | { cmsSigDateTimeTag, { 1, 1, { cmsSigDateTimeType }, NULL((void*)0)}, &SupportedTags[21]}, |
| 5487 | |
| 5488 | { cmsSigDeviceMfgDescTag, { 1, 3, { cmsSigTextDescriptionType, cmsSigMultiLocalizedUnicodeType, cmsSigTextType}, DecideTextDescType}, &SupportedTags[22]}, |
| 5489 | { cmsSigDeviceModelDescTag, { 1, 3, { cmsSigTextDescriptionType, cmsSigMultiLocalizedUnicodeType, cmsSigTextType}, DecideTextDescType}, &SupportedTags[23]}, |
| 5490 | |
| 5491 | { cmsSigGamutTag, { 1, 3, { cmsSigLut16Type, cmsSigLutBtoAType, cmsSigLut8Type }, DecideLUTtypeB2A}, &SupportedTags[24]}, |
| 5492 | |
| 5493 | { cmsSigGrayTRCTag, { 1, 2, { cmsSigCurveType, cmsSigParametricCurveType }, DecideCurveType}, &SupportedTags[25]}, |
| 5494 | { cmsSigLuminanceTag, { 1, 1, { cmsSigXYZType }, NULL((void*)0)}, &SupportedTags[26]}, |
| 5495 | |
| 5496 | { cmsSigMediaBlackPointTag, { 1, 2, { cmsSigXYZType, cmsCorbisBrokenXYZtype((cmsTagTypeSignature) 0x17A505B8) }, NULL((void*)0)}, &SupportedTags[27]}, |
| 5497 | { cmsSigMediaWhitePointTag, { 1, 2, { cmsSigXYZType, cmsCorbisBrokenXYZtype((cmsTagTypeSignature) 0x17A505B8) }, NULL((void*)0)}, &SupportedTags[28]}, |
| 5498 | |
| 5499 | { cmsSigNamedColor2Tag, { 1, 1, { cmsSigNamedColor2Type }, NULL((void*)0)}, &SupportedTags[29]}, |
| 5500 | |
| 5501 | { cmsSigPreview0Tag, { 1, 3, { cmsSigLut16Type, cmsSigLutBtoAType, cmsSigLut8Type }, DecideLUTtypeB2A}, &SupportedTags[30]}, |
| 5502 | { cmsSigPreview1Tag, { 1, 3, { cmsSigLut16Type, cmsSigLutBtoAType, cmsSigLut8Type }, DecideLUTtypeB2A}, &SupportedTags[31]}, |
| 5503 | { cmsSigPreview2Tag, { 1, 3, { cmsSigLut16Type, cmsSigLutBtoAType, cmsSigLut8Type }, DecideLUTtypeB2A}, &SupportedTags[32]}, |
| 5504 | |
| 5505 | { cmsSigProfileDescriptionTag, { 1, 3, { cmsSigTextDescriptionType, cmsSigMultiLocalizedUnicodeType, cmsSigTextType}, DecideTextDescType}, &SupportedTags[33]}, |
| 5506 | { cmsSigProfileSequenceDescTag, { 1, 1, { cmsSigProfileSequenceDescType }, NULL((void*)0)}, &SupportedTags[34]}, |
| 5507 | { cmsSigTechnologyTag, { 1, 1, { cmsSigSignatureType }, NULL((void*)0)}, &SupportedTags[35]}, |
| 5508 | |
| 5509 | { cmsSigColorimetricIntentImageStateTag, { 1, 1, { cmsSigSignatureType }, NULL((void*)0)}, &SupportedTags[36]}, |
| 5510 | { cmsSigPerceptualRenderingIntentGamutTag, { 1, 1, { cmsSigSignatureType }, NULL((void*)0)}, &SupportedTags[37]}, |
| 5511 | { cmsSigSaturationRenderingIntentGamutTag, { 1, 1, { cmsSigSignatureType }, NULL((void*)0)}, &SupportedTags[38]}, |
| 5512 | |
| 5513 | { cmsSigMeasurementTag, { 1, 1, { cmsSigMeasurementType }, NULL((void*)0)}, &SupportedTags[39]}, |
| 5514 | |
| 5515 | { cmsSigPs2CRD0Tag, { 1, 1, { cmsSigDataType }, NULL((void*)0)}, &SupportedTags[40]}, |
| 5516 | { cmsSigPs2CRD1Tag, { 1, 1, { cmsSigDataType }, NULL((void*)0)}, &SupportedTags[41]}, |
| 5517 | { cmsSigPs2CRD2Tag, { 1, 1, { cmsSigDataType }, NULL((void*)0)}, &SupportedTags[42]}, |
| 5518 | { cmsSigPs2CRD3Tag, { 1, 1, { cmsSigDataType }, NULL((void*)0)}, &SupportedTags[43]}, |
| 5519 | { cmsSigPs2CSATag, { 1, 1, { cmsSigDataType }, NULL((void*)0)}, &SupportedTags[44]}, |
| 5520 | { cmsSigPs2RenderingIntentTag, { 1, 1, { cmsSigDataType }, NULL((void*)0)}, &SupportedTags[45]}, |
| 5521 | |
| 5522 | { cmsSigViewingCondDescTag, { 1, 3, { cmsSigTextDescriptionType, cmsSigMultiLocalizedUnicodeType, cmsSigTextType}, DecideTextDescType}, &SupportedTags[46]}, |
| 5523 | |
| 5524 | { cmsSigUcrBgTag, { 1, 1, { cmsSigUcrBgType}, NULL((void*)0)}, &SupportedTags[47]}, |
| 5525 | { cmsSigCrdInfoTag, { 1, 1, { cmsSigCrdInfoType}, NULL((void*)0)}, &SupportedTags[48]}, |
| 5526 | |
| 5527 | { cmsSigDToB0Tag, { 1, 1, { cmsSigMultiProcessElementType}, NULL((void*)0)}, &SupportedTags[49]}, |
| 5528 | { cmsSigDToB1Tag, { 1, 1, { cmsSigMultiProcessElementType}, NULL((void*)0)}, &SupportedTags[50]}, |
| 5529 | { cmsSigDToB2Tag, { 1, 1, { cmsSigMultiProcessElementType}, NULL((void*)0)}, &SupportedTags[51]}, |
| 5530 | { cmsSigDToB3Tag, { 1, 1, { cmsSigMultiProcessElementType}, NULL((void*)0)}, &SupportedTags[52]}, |
| 5531 | { cmsSigBToD0Tag, { 1, 1, { cmsSigMultiProcessElementType}, NULL((void*)0)}, &SupportedTags[53]}, |
| 5532 | { cmsSigBToD1Tag, { 1, 1, { cmsSigMultiProcessElementType}, NULL((void*)0)}, &SupportedTags[54]}, |
| 5533 | { cmsSigBToD2Tag, { 1, 1, { cmsSigMultiProcessElementType}, NULL((void*)0)}, &SupportedTags[55]}, |
| 5534 | { cmsSigBToD3Tag, { 1, 1, { cmsSigMultiProcessElementType}, NULL((void*)0)}, &SupportedTags[56]}, |
| 5535 | |
| 5536 | { cmsSigScreeningDescTag, { 1, 1, { cmsSigTextDescriptionType }, NULL((void*)0)}, &SupportedTags[57]}, |
| 5537 | { cmsSigViewingConditionsTag, { 1, 1, { cmsSigViewingConditionsType }, NULL((void*)0)}, &SupportedTags[58]}, |
| 5538 | |
| 5539 | { cmsSigScreeningTag, { 1, 1, { cmsSigScreeningType}, NULL((void*)0) }, &SupportedTags[59]}, |
| 5540 | { cmsSigVcgtTag, { 1, 1, { cmsSigVcgtType}, NULL((void*)0) }, &SupportedTags[60]}, |
| 5541 | { cmsSigMetaTag, { 1, 1, { cmsSigDictType}, NULL((void*)0) }, &SupportedTags[61]}, |
| 5542 | { cmsSigProfileSequenceIdTag, { 1, 1, { cmsSigProfileSequenceIdType}, NULL((void*)0) }, &SupportedTags[62]}, |
| 5543 | |
| 5544 | { cmsSigProfileDescriptionMLTag,{ 1, 1, { cmsSigMultiLocalizedUnicodeType}, NULL((void*)0)}, &SupportedTags[63]}, |
| 5545 | { cmsSigArgyllArtsTag, { 9, 1, { cmsSigS15Fixed16ArrayType}, NULL((void*)0)}, NULL((void*)0)} |
| 5546 | |
| 5547 | }; |
| 5548 | |
| 5549 | /* |
| 5550 | Not supported Why |
| 5551 | ======================= ========================================= |
| 5552 | cmsSigOutputResponseTag ==> WARNING, POSSIBLE PATENT ON THIS SUBJECT! |
| 5553 | cmsSigNamedColorTag ==> Deprecated |
| 5554 | cmsSigDataTag ==> Ancient, unused |
| 5555 | cmsSigDeviceSettingsTag ==> Deprecated, useless |
| 5556 | */ |
| 5557 | |
| 5558 | |
| 5559 | _cmsTagPluginChunkType _cmsTagPluginChunk = { NULL((void*)0) }; |
| 5560 | |
| 5561 | |
| 5562 | // Duplicates the zone of memory used by the plug-in in the new context |
| 5563 | static |
| 5564 | void DupTagList(struct _cmsContext_struct* ctx, |
| 5565 | const struct _cmsContext_struct* src) |
| 5566 | { |
| 5567 | _cmsTagPluginChunkType newHead = { NULL((void*)0) }; |
| 5568 | _cmsTagLinkedList* entry; |
| 5569 | _cmsTagLinkedList* Anterior = NULL((void*)0); |
| 5570 | _cmsTagPluginChunkType* head = (_cmsTagPluginChunkType*) src->chunks[TagPlugin]; |
| 5571 | |
| 5572 | // Walk the list copying all nodes |
| 5573 | for (entry = head->Tag; |
| 5574 | entry != NULL((void*)0); |
| 5575 | entry = entry ->Next) { |
| 5576 | |
| 5577 | _cmsTagLinkedList *newEntry = ( _cmsTagLinkedList *) _cmsSubAllocDup(ctx ->MemPool, entry, sizeof(_cmsTagLinkedList)); |
| 5578 | |
| 5579 | if (newEntry == NULL((void*)0)) |
| 5580 | return; |
| 5581 | |
| 5582 | // We want to keep the linked list order, so this is a little bit tricky |
| 5583 | newEntry -> Next = NULL((void*)0); |
| 5584 | if (Anterior) |
| 5585 | Anterior -> Next = newEntry; |
| 5586 | |
| 5587 | Anterior = newEntry; |
| 5588 | |
| 5589 | if (newHead.Tag == NULL((void*)0)) |
| 5590 | newHead.Tag = newEntry; |
| 5591 | } |
| 5592 | |
| 5593 | ctx ->chunks[TagPlugin] = _cmsSubAllocDup(ctx->MemPool, &newHead, sizeof(_cmsTagPluginChunkType)); |
| 5594 | } |
| 5595 | |
| 5596 | void _cmsAllocTagPluginChunk(struct _cmsContext_struct* ctx, |
| 5597 | const struct _cmsContext_struct* src) |
| 5598 | { |
| 5599 | if (src != NULL((void*)0)) { |
| 5600 | |
| 5601 | DupTagList(ctx, src); |
| 5602 | } |
| 5603 | else { |
| 5604 | static _cmsTagPluginChunkType TagPluginChunk = { NULL((void*)0) }; |
| 5605 | ctx ->chunks[TagPlugin] = _cmsSubAllocDup(ctx ->MemPool, &TagPluginChunk, sizeof(_cmsTagPluginChunkType)); |
| 5606 | } |
| 5607 | |
| 5608 | } |
| 5609 | |
| 5610 | cmsBool _cmsRegisterTagPlugin(cmsContext id, cmsPluginBase* Data) |
| 5611 | { |
| 5612 | cmsPluginTag* Plugin = (cmsPluginTag*) Data; |
| 5613 | _cmsTagLinkedList *pt; |
| 5614 | _cmsTagPluginChunkType* TagPluginChunk = ( _cmsTagPluginChunkType*) _cmsContextGetClientChunk(id, TagPlugin); |
| 5615 | |
| 5616 | if (Data == NULL((void*)0)) { |
| 5617 | |
| 5618 | TagPluginChunk->Tag = NULL((void*)0); |
| 5619 | return TRUE1; |
| 5620 | } |
| 5621 | |
| 5622 | pt = (_cmsTagLinkedList*) _cmsPluginMalloc(id, sizeof(_cmsTagLinkedList)); |
| 5623 | if (pt == NULL((void*)0)) return FALSE0; |
| 5624 | |
| 5625 | pt ->Signature = Plugin ->Signature; |
| 5626 | pt ->Descriptor = Plugin ->Descriptor; |
| 5627 | pt ->Next = TagPluginChunk ->Tag; |
| 5628 | |
| 5629 | TagPluginChunk ->Tag = pt; |
| 5630 | |
| 5631 | return TRUE1; |
| 5632 | } |
| 5633 | |
| 5634 | // Return a descriptor for a given tag or NULL |
| 5635 | cmsTagDescriptor* _cmsGetTagDescriptor(cmsContext ContextID, cmsTagSignature sig) |
| 5636 | { |
| 5637 | _cmsTagLinkedList* pt; |
| 5638 | _cmsTagPluginChunkType* TagPluginChunk = ( _cmsTagPluginChunkType*) _cmsContextGetClientChunk(ContextID, TagPlugin); |
| 5639 | |
| 5640 | for (pt = TagPluginChunk->Tag; |
| 5641 | pt != NULL((void*)0); |
| 5642 | pt = pt ->Next) { |
| 5643 | |
| 5644 | if (sig == pt -> Signature) return &pt ->Descriptor; |
| 5645 | } |
| 5646 | |
| 5647 | for (pt = SupportedTags; |
| 5648 | pt != NULL((void*)0); |
| 5649 | pt = pt ->Next) { |
| 5650 | |
| 5651 | if (sig == pt -> Signature) return &pt ->Descriptor; |
| 5652 | } |
| 5653 | |
| 5654 | return NULL((void*)0); |
| 5655 | } |
| 5656 |