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Issue 1891873002: SkPDF: PDF/A runtime switch (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: 2016-04-21 (Thursday) 16:21:36 EDT Created 4 years, 8 months ago
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1 /* 1 /*
2 * Copyright 2011 Google Inc. 2 * Copyright 2011 Google Inc.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license that can be 4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file. 5 * found in the LICENSE file.
6 */ 6 */
7 7
8 #include "SkPDFCanon.h" 8 #include "SkPDFCanon.h"
9 #include "SkPDFCanvas.h" 9 #include "SkPDFCanvas.h"
10 #include "SkPDFDevice.h" 10 #include "SkPDFDevice.h"
(...skipping 197 matching lines...) Expand 10 before | Expand all | Expand 10 after
208 } 208 }
209 } 209 }
210 #endif 210 #endif
211 211
212 template <typename T> static T* clone(const T* o) { return o ? new T(*o) : nullp tr; } 212 template <typename T> static T* clone(const T* o) { return o ? new T(*o) : nullp tr; }
213 //////////////////////////////////////////////////////////////////////////////// 213 ////////////////////////////////////////////////////////////////////////////////
214 214
215 SkPDFDocument::SkPDFDocument(SkWStream* stream, 215 SkPDFDocument::SkPDFDocument(SkWStream* stream,
216 void (*doneProc)(SkWStream*, bool), 216 void (*doneProc)(SkWStream*, bool),
217 SkScalar rasterDpi, 217 SkScalar rasterDpi,
218 SkPixelSerializer* jpegEncoder) 218 SkPixelSerializer* jpegEncoder,
219 bool pdfa)
219 : SkDocument(stream, doneProc) 220 : SkDocument(stream, doneProc)
220 , fRasterDpi(rasterDpi) { 221 , fRasterDpi(rasterDpi)
222 , fPDFA(pdfa) {
221 fCanon.setPixelSerializer(SkSafeRef(jpegEncoder)); 223 fCanon.setPixelSerializer(SkSafeRef(jpegEncoder));
222 } 224 }
223 225
224 SkPDFDocument::~SkPDFDocument() { 226 SkPDFDocument::~SkPDFDocument() {
225 // subclasses of SkDocument must call close() in their destructors. 227 // subclasses of SkDocument must call close() in their destructors.
226 this->close(); 228 this->close();
227 } 229 }
228 230
229 void SkPDFDocument::serialize(const sk_sp<SkPDFObject>& object) { 231 void SkPDFDocument::serialize(const sk_sp<SkPDFObject>& object) {
230 fObjectSerializer.addObjectRecursively(object); 232 fObjectSerializer.addObjectRecursively(object);
231 fObjectSerializer.serializeObjects(this->getStream()); 233 fObjectSerializer.serializeObjects(this->getStream());
232 } 234 }
233 235
234 SkCanvas* SkPDFDocument::onBeginPage(SkScalar width, SkScalar height, 236 SkCanvas* SkPDFDocument::onBeginPage(SkScalar width, SkScalar height,
235 const SkRect& trimBox) { 237 const SkRect& trimBox) {
236 SkASSERT(!fCanvas.get()); // endPage() was called before this. 238 SkASSERT(!fCanvas.get()); // endPage() was called before this.
237 if (fPages.empty()) { 239 if (fPages.empty()) {
238 // if this is the first page if the document. 240 // if this is the first page if the document.
239 fObjectSerializer.serializeHeader(this->getStream(), fMetadata); 241 fObjectSerializer.serializeHeader(this->getStream(), fMetadata);
240 fDests = sk_make_sp<SkPDFDict>(); 242 fDests = sk_make_sp<SkPDFDict>();
241 #ifdef SK_PDF_GENERATE_PDFA 243 if (fPDFA) {
242 SkPDFMetadata::UUID uuid = fMetadata.uuid(); 244 SkPDFMetadata::UUID uuid = fMetadata.uuid();
243 // We use the same UUID for Document ID and Instance ID since this 245 // We use the same UUID for Document ID and Instance ID since this
244 // is the first revision of this document (and Skia does not 246 // is the first revision of this document (and Skia does not
245 // support revising existing PDF documents). 247 // support revising existing PDF documents).
246 // If we are not in PDF/A mode, don't use a UUID since testing 248 // If we are not in PDF/A mode, don't use a UUID since testing
247 // works best with reproducible outputs. 249 // works best with reproducible outputs.
248 fID.reset(SkPDFMetadata::CreatePdfId(uuid, uuid)); 250 fID.reset(SkPDFMetadata::CreatePdfId(uuid, uuid));
249 fXMP.reset(fMetadata.createXMPObject(uuid, uuid)); 251 fXMP.reset(fMetadata.createXMPObject(uuid, uuid));
250 fObjectSerializer.addObjectRecursively(fXMP); 252 fObjectSerializer.addObjectRecursively(fXMP);
251 fObjectSerializer.serializeObjects(this->getStream()); 253 fObjectSerializer.serializeObjects(this->getStream());
252 #endif 254 }
253 } 255 }
254 SkISize pageSize = SkISize::Make( 256 SkISize pageSize = SkISize::Make(
255 SkScalarRoundToInt(width), SkScalarRoundToInt(height)); 257 SkScalarRoundToInt(width), SkScalarRoundToInt(height));
256 fPageDevice.reset( 258 fPageDevice.reset(
257 SkPDFDevice::Create(pageSize, fRasterDpi, this)); 259 SkPDFDevice::Create(pageSize, fRasterDpi, this));
258 fCanvas = sk_make_sp<SkPDFCanvas>(fPageDevice); 260 fCanvas = sk_make_sp<SkPDFCanvas>(fPageDevice);
259 fCanvas->clipRect(trimBox); 261 fCanvas->clipRect(trimBox);
260 fCanvas->translate(trimBox.x(), trimBox.y()); 262 fCanvas->translate(trimBox.x(), trimBox.y());
261 return fCanvas.get(); 263 return fCanvas.get();
262 } 264 }
(...skipping 30 matching lines...) Expand all
293 295
294 void SkPDFDocument::setMetadata(const SkDocument::Attribute info[], 296 void SkPDFDocument::setMetadata(const SkDocument::Attribute info[],
295 int infoCount, 297 int infoCount,
296 const SkTime::DateTime* creationDate, 298 const SkTime::DateTime* creationDate,
297 const SkTime::DateTime* modifiedDate) { 299 const SkTime::DateTime* modifiedDate) {
298 fMetadata.fInfo.reset(info, infoCount); 300 fMetadata.fInfo.reset(info, infoCount);
299 fMetadata.fCreation.reset(clone(creationDate)); 301 fMetadata.fCreation.reset(clone(creationDate));
300 fMetadata.fModified.reset(clone(modifiedDate)); 302 fMetadata.fModified.reset(clone(modifiedDate));
301 } 303 }
302 304
303 #ifdef SK_PDF_GENERATE_PDFA
304 static sk_sp<SkData> SkSrgbIcm() { 305 static sk_sp<SkData> SkSrgbIcm() {
305 // Source: http://www.argyllcms.com/icclibsrc.html 306 // Source: http://www.argyllcms.com/icclibsrc.html
306 static const char kProfile[] = 307 static const char kProfile[] =
307 "\000\000\014\214argl\002 \000\000mntrRGB XYZ \007\335\000\007\000\037" 308 "\0\0\14\214argl\2 \0\0mntrRGB XYZ \7\336\0\1\0\6\0\26\0\17\0:acspM"
308 "\000\023\000\020\000'acspMSFT\000\000\000\000IEC sRGB\000\000\000\000" 309 "SFT\0\0\0\0IEC sRGB\0\0\0\0\0\0\0\0\0\0\0\0\0\0\366\326\0\1\0\0\0\0"
309 "\000\000\000\000\000\000\000\000\000\000\366\326\000\001\000\000\000" 310 "\323-argl\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
310 "\000\323-argl\000\000\000\000\000\000\000\000\000\000\000\000\000\000" 311 "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\21desc\0\0\1P\0\0\0\231cprt\0"
311 "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" 312 "\0\1\354\0\0\0gdmnd\0\0\2T\0\0\0pdmdd\0\0\2\304\0\0\0\210tech\0\0\3"
312 "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\021" 313 "L\0\0\0\14vued\0\0\3X\0\0\0gview\0\0\3\300\0\0\0$lumi\0\0\3\344\0\0"
313 "desc\000\000\001P\000\000\000\231cprt\000\000\001\354\000\000\000g" 314 "\0\24meas\0\0\3\370\0\0\0$wtpt\0\0\4\34\0\0\0\24bkpt\0\0\0040\0\0\0"
314 "dmnd\000\000\002T\000\000\000pdmdd\000\000\002\304\000\000\000\210" 315 "\24rXYZ\0\0\4D\0\0\0\24gXYZ\0\0\4X\0\0\0\24bXYZ\0\0\4l\0\0\0\24rTR"
315 "tech\000\000\003L\000\000\000\014vued\000\000\003X\000\000\000gvie" 316 "C\0\0\4\200\0\0\10\14gTRC\0\0\4\200\0\0\10\14bTRC\0\0\4\200\0\0\10"
316 "w\000\000\003\300\000\000\000$lumi\000\000\003\344\000\000\000\024" 317 "\14desc\0\0\0\0\0\0\0?sRGB IEC61966-2.1 (Equivalent to www.srgb.co"
317 "meas\000\000\003\370\000\000\000$wtpt\000\000\004\034\000\000\000\024" 318 "m 1998 HP profile)\0\0\0\0\0\0\0\0\0\0\0?sRGB IEC61966-2.1 (Equiva"
318 "bkpt\000\000\0040\000\000\000\024rXYZ\000\000\004D\000\000\000\024" 319 "lent to www.srgb.com 1998 HP profile)\0\0\0\0\0\0\0\0text\0\0\0\0C"
319 "gXYZ\000\000\004X\000\000\000\024bXYZ\000\000\004l\000\000\000\024" 320 "reated by Graeme W. Gill. Released into the public domain. No Warr"
320 "rTRC\000\000\004\200\000\000\010\014gTRC\000\000\004\200\000\000\010" 321 "anty, Use at your own risk.\0\0desc\0\0\0\0\0\0\0\26IEC http://www"
321 "\014bTRC\000\000\004\200\000\000\010\014desc\000\000\000\000\000\000" 322 ".iec.ch\0\0\0\0\0\0\0\0\0\0\0\26IEC http://www.iec.ch\0\0\0\0\0\0\0"
322 "\000?sRGB IEC61966-2.1 (Equivalent to www.srgb.com 1998 HP profile" 323 "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
323 ")\000\000\000\000\000\000\000\000\000\000\000?sRGB IEC61966-2.1 (E" 324 "\0\0\0\0\0\0desc\0\0\0\0\0\0\0.IEC 61966-2.1 Default RGB colour sp"
324 "quivalent to www.srgb.com 1998 HP profile)\000\000\000\000\000\000" 325 "ace - sRGB\0\0\0\0\0\0\0\0\0\0\0.IEC 61966-2.1 Default RGB colour "
325 "\000\000text\000\000\000\000Created by Graeme W. Gill. Released in" 326 "space - sRGB\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0sig \0\0\0"
326 "to the public domain. No Warranty, Use at your own risk.\000\000de" 327 "\0CRT desc\0\0\0\0\0\0\0\rIEC61966-2.1\0\0\0\0\0\0\0\0\0\0\0\rIEC6"
327 "sc\000\000\000\000\000\000\000\026IEC http://www.iec.ch\000\000\000" 328 "1966-2.1\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
328 "\000\000\000\000\000\000\000\000\026IEC http://www.iec.ch\000\000\000" 329 "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0view\0\0\0\0"
329 "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" 330 "\0\23\244|\0\24_0\0\20\316\2\0\3\355\262\0\4\23\n\0\3\\g\0\0\0\1XY"
330 "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" 331 "Z \0\0\0\0\0L\n=\0P\0\0\0W\36\270meas\0\0\0\0\0\0\0\1\0\0\0\0\0\0\0"
331 "\000\000\000\000\000\000\000\000\000desc\000\000\000\000\000\000\000" 332 "\0\0\0\0\0\0\0\0\0\0\0\2\217\0\0\0\2XYZ \0\0\0\0\0\0\363Q\0\1\0\0\0"
332 ".IEC 61966-2.1 Default RGB colour space - sRGB\000\000\000\000\000" 333 "\1\26\314XYZ \0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0XYZ \0\0\0\0\0\0o\240"
333 "\000\000\000\000\000\000.IEC 61966-2.1 Default RGB colour space - " 334 "\0\0008\365\0\0\3\220XYZ \0\0\0\0\0\0b\227\0\0\267\207\0\0\30\331X"
334 "sRGB\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" 335 "YZ \0\0\0\0\0\0$\237\0\0\17\204\0\0\266\304curv\0\0\0\0\0\0\4\0\0\0"
335 "\000\000\000\000\000\000sig \000\000\000\000CRT desc\000\000\000\000" 336 "\0\5\0\n\0\17\0\24\0\31\0\36\0#\0(\0-\0002\0007\0;\0@\0E\0J\0O\0T\0"
336 "\000\000\000\rIEC61966-2.1\000\000\000\000\000\000\000\000\000\000" 337 "Y\0^\0c\0h\0m\0r\0w\0|\0\201\0\206\0\213\0\220\0\225\0\232\0\237\0"
337 "\000\rIEC61966-2.1\000\000\000\000\000\000\000\000\000\000\000\000" 338 "\244\0\251\0\256\0\262\0\267\0\274\0\301\0\306\0\313\0\320\0\325\0"
338 "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" 339 "\333\0\340\0\345\0\353\0\360\0\366\0\373\1\1\1\7\1\r\1\23\1\31\1\37"
339 "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" 340 "\1%\1+\0012\0018\1>\1E\1L\1R\1Y\1`\1g\1n\1u\1|\1\203\1\213\1\222\1"
340 "\000\000\000\000\000\000\000\000\000\000view\000\000\000\000\000\023" 341 "\232\1\241\1\251\1\261\1\271\1\301\1\311\1\321\1\331\1\341\1\351\1"
341 "\244|\000\024_0\000\020\316\002\000\003\355\262\000\004\023\n\000\003" 342 "\362\1\372\2\3\2\14\2\24\2\35\2&\2/\0028\2A\2K\2T\2]\2g\2q\2z\2\204"
342 "\\g\000\000\000\001XYZ \000\000\000\000\000L\n=\000P\000\000\000W\036" 343 "\2\216\2\230\2\242\2\254\2\266\2\301\2\313\2\325\2\340\2\353\2\365"
343 "\270meas\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000" 344 "\3\0\3\13\3\26\3!\3-\0038\3C\3O\3Z\3f\3r\3~\3\212\3\226\3\242\3\256"
344 "\000\000\000\000\000\000\000\000\000\000\000\002\217\000\000\000\002" 345 "\3\272\3\307\3\323\3\340\3\354\3\371\4\6\4\23\4 \4-\4;\4H\4U\4c\4q"
345 "XYZ \000\000\000\000\000\000\363Q\000\001\000\000\000\001\026\314X" 346 "\4~\4\214\4\232\4\250\4\266\4\304\4\323\4\341\4\360\4\376\5\r\5\34"
346 "YZ \000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" 347 "\5+\5:\5I\5X\5g\5w\5\206\5\226\5\246\5\265\5\305\5\325\5\345\5\366"
347 "XYZ \000\000\000\000\000\000o\240\000\0008\365\000\000\003\220XYZ " 348 "\6\6\6\26\6'\0067\6H\6Y\6j\6{\6\214\6\235\6\257\6\300\6\321\6\343\6"
348 "\000\000\000\000\000\000b\227\000\000\267\207\000\000\030\331XYZ \000" 349 "\365\7\7\7\31\7+\7=\7O\7a\7t\7\206\7\231\7\254\7\277\7\322\7\345\7"
349 "\000\000\000\000\000$\237\000\000\017\204\000\000\266\303curv\000\000" 350 "\370\10\13\10\37\0102\10F\10Z\10n\10\202\10\226\10\252\10\276\10\322"
350 "\000\000\000\000\004\000\000\000\000\005\000\n\000\017\000\024\000" 351 "\10\347\10\373\t\20\t%\t:\tO\td\ty\t\217\t\244\t\272\t\317\t\345\t"
351 "\031\000\036\000#\000(\000-\0002\0007\000;\000@\000E\000J\000O\000" 352 "\373\n\21\n'\n=\nT\nj\n\201\n\230\n\256\n\305\n\334\n\363\13\13\13"
352 "T\000Y\000^\000c\000h\000m\000r\000w\000|\000\201\000\206\000\213\000" 353 "\"\0139\13Q\13i\13\200\13\230\13\260\13\310\13\341\13\371\14\22\14"
353 "\220\000\225\000\232\000\237\000\244\000\251\000\256\000\262\000\267" 354 "*\14C\14\\\14u\14\216\14\247\14\300\14\331\14\363\r\r\r&\r@\rZ\rt\r"
354 "\000\274\000\301\000\306\000\313\000\320\000\325\000\333\000\340\000" 355 "\216\r\251\r\303\r\336\r\370\16\23\16.\16I\16d\16\177\16\233\16\266"
355 "\345\000\353\000\360\000\366\000\373\001\001\001\007\001\r\001\023" 356 "\16\322\16\356\17\t\17%\17A\17^\17z\17\226\17\263\17\317\17\354\20"
356 "\001\031\001\037\001%\001+\0012\0018\001>\001E\001L\001R\001Y\001`" 357 "\t\20&\20C\20a\20~\20\233\20\271\20\327\20\365\21\23\0211\21O\21m\21"
357 "\001g\001n\001u\001|\001\203\001\213\001\222\001\232\001\241\001\251" 358 "\214\21\252\21\311\21\350\22\7\22&\22E\22d\22\204\22\243\22\303\22"
358 "\001\261\001\271\001\301\001\311\001\321\001\331\001\341\001\351\001" 359 "\343\23\3\23#\23C\23c\23\203\23\244\23\305\23\345\24\6\24'\24I\24j"
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360 "K\002T\002]\002g\002q\002z\002\204\002\216\002\230\002\242\002\254" 361 "\26\3\26&\26I\26l\26\217\26\262\26\326\26\372\27\35\27A\27e\27\211"
361 "\002\266\002\301\002\313\002\325\002\340\002\353\002\365\003\000\003" 362 "\27\256\27\322\27\367\30\33\30@\30e\30\212\30\257\30\325\30\372\31"
362 "\013\003\026\003!\003-\0038\003C\003O\003Z\003f\003r\003~\003\212\003" 363 " \31E\31k\31\221\31\267\31\335\32\4\32*\32Q\32w\32\236\32\305\32\354"
363 "\226\003\242\003\256\003\272\003\307\003\323\003\340\003\354\003\371" 364 "\33\24\33;\33c\33\212\33\262\33\332\34\2\34*\34R\34{\34\243\34\314"
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365 "\232\004\250\004\266\004\304\004\323\004\341\004\360\004\376\005\r" 366 "\276\36\351\37\23\37>\37i\37\224\37\277\37\352 \25 A l \230 \304 \360"
366 "\005\034\005+\005:\005I\005X\005g\005w\005\206\005\226\005\246\005" 367 "!\34!H!u!\241!\316!\373\"'\"U\"\202\"\257\"\335#\n#8#f#\224#\302#\360"
367 "\265\005\305\005\325\005\345\005\366\006\006\006\026\006'\0067\006" 368 "$\37$M$|$\253$\332%\t%8%h%\227%\307%\367&'&W&\207&\267&\350'\30'I'"
368 "H\006Y\006j\006{\006\214\006\235\006\257\006\300\006\321\006\343\006" 369 "z'\253'\334(\r(?(q(\242(\324)\6)8)k)\235)\320*\2*5*h*\233*\317+\2+"
369 "\365\007\007\007\031\007+\007=\007O\007a\007t\007\206\007\231\007\254" 370 "6+i+\235+\321,\5,9,n,\242,\327-\14-A-v-\253-\341.\26.L.\202.\267.\356"
370 "\007\277\007\322\007\345\007\370\010\013\010\037\0102\010F\010Z\010" 371 "/$/Z/\221/\307/\376050l0\2440\3331\0221J1\2021\2721\3622*2c2\2332\324"
371 "n\010\202\010\226\010\252\010\276\010\322\010\347\010\373\t\020\t%" 372 "3\r3F3\1773\2703\3614+4e4\2364\3305\0235M5\2075\3025\375676r6\2566"
372 "\t:\tO\td\ty\t\217\t\244\t\272\t\317\t\345\t\373\n\021\n'\n=\nT\nj" 373 "\3517$7`7\2347\3278\0248P8\2148\3109\0059B9\1779\2749\371:6:t:\262"
373 "\n\201\n\230\n\256\n\305\n\334\n\363\013\013\013\"\0139\013Q\013i\013" 374 ":\357;-;k;\252;\350<'<e<\244<\343=\"=a=\241=\340> >`>\240>\340?!?a"
374 "\200\013\230\013\260\013\310\013\341\013\371\014\022\014*\014C\014" 375 "?\242?\342@#@d@\246@\347A)AjA\254A\356B0BrB\265B\367C:C}C\300D\3DG"
375 "\\\014u\014\216\014\247\014\300\014\331\014\363\r\r\r&\r@\rZ\rt\r\216" 376 "D\212D\316E\22EUE\232E\336F\"FgF\253F\360G5G{G\300H\5HKH\221H\327I"
376 "\r\251\r\303\r\336\r\370\016\023\016.\016I\016d\016\177\016\233\016" 377 "\35IcI\251I\360J7J}J\304K\14KSK\232K\342L*LrL\272M\2MJM\223M\334N%"
377 "\266\016\322\016\356\017\t\017%\017A\017^\017z\017\226\017\263\017" 378 "NnN\267O\0OIO\223O\335P'PqP\273Q\6QPQ\233Q\346R1R|R\307S\23S_S\252"
378 "\317\017\354\020\t\020&\020C\020a\020~\020\233\020\271\020\327\020" 379 "S\366TBT\217T\333U(UuU\302V\17V\\V\251V\367WDW\222W\340X/X}X\313Y\32"
379 "\365\021\023\0211\021O\021m\021\214\021\252\021\311\021\350\022\007" 380 "YiY\270Z\7ZVZ\246Z\365[E[\225[\345\\5\\\206\\\326]']x]\311^\32^l^\275"
380 "\022&\022E\022d\022\204\022\243\022\303\022\343\023\003\023#\023C\023" 381 "_\17_a_\263`\5`W`\252`\374aOa\242a\365bIb\234b\360cCc\227c\353d@d\224"
381 "c\023\203\023\244\023\305\023\345\024\006\024'\024I\024j\024\213\024" 382 "d\351e=e\222e\347f=f\222f\350g=g\223g\351h?h\226h\354iCi\232i\361j"
382 "\255\024\316\024\360\025\022\0254\025V\025x\025\233\025\275\025\340" 383 "Hj\237j\367kOk\247k\377lWl\257m\10m`m\271n\22nkn\304o\36oxo\321p+p"
383 "\026\003\026&\026I\026l\026\217\026\262\026\326\026\372\027\035\027" 384 "\206p\340q:q\225q\360rKr\246s\1s]s\270t\24tpt\314u(u\205u\341v>v\233"
384 "A\027e\027\211\027\256\027\322\027\367\030\033\030@\030e\030\212\030" 385 "v\370wVw\263x\21xnx\314y*y\211y\347zFz\245{\4{c{\302|!|\201|\341}A"
385 "\257\030\325\030\372\031 \031E\031k\031\221\031\267\031\335\032\004" 386 "}\241~\1~b~\302\177#\177\204\177\345\200G\200\250\201\n\201k\201\315"
386 "\032*\032Q\032w\032\236\032\305\032\354\033\024\033;\033c\033\212\033" 387 "\2020\202\222\202\364\203W\203\272\204\35\204\200\204\343\205G\205"
387 "\262\033\332\034\002\034*\034R\034{\034\243\034\314\034\365\035\036" 388 "\253\206\16\206r\206\327\207;\207\237\210\4\210i\210\316\2113\211\231"
388 "\035G\035p\035\231\035\303\035\354\036\026\036@\036j\036\224\036\276" 389 "\211\376\212d\212\312\2130\213\226\213\374\214c\214\312\2151\215\230"
389 "\036\351\037\023\037>\037i\037\224\037\277\037\352 \025 A l \230 \304" 390 "\215\377\216f\216\316\2176\217\236\220\6\220n\220\326\221?\221\250"
390 " \360!\034!H!u!\241!\316!\373\"'\"U\"\202\"\257\"\335#\n#8#f#\224#" 391 "\222\21\222z\222\343\223M\223\266\224 \224\212\224\364\225_\225\311"
391 "\302#\360$\037$M$|$\253$\332%\t%8%h%\227%\307%\367&'&W&\207&\267&\350" 392 "\2264\226\237\227\n\227u\227\340\230L\230\270\231$\231\220\231\374"
392 "'\030'I'z'\253'\334(\r(?(q(\242(\324)\006)8)k)\235)\320*\002*5*h*\233" 393 "\232h\232\325\233B\233\257\234\34\234\211\234\367\235d\235\322\236"
393 "*\317+\002+6+i+\235+\321,\005,9,n,\242,\327-\014-A-v-\253-\341.\026" 394 "@\236\256\237\35\237\213\237\372\240i\240\330\241G\241\266\242&\242"
394 ".L.\202.\267.\356/$/Z/\221/\307/\376050l0\2440\3331\0221J1\2021\272" 395 "\226\243\6\243v\243\346\244V\244\307\2458\245\251\246\32\246\213\246"
395 "1\3622*2c2\2332\3243\r3F3\1773\2703\3614+4e4\2364\3305\0235M5\2075" 396 "\375\247n\247\340\250R\250\304\2517\251\251\252\34\252\217\253\2\253"
396 "\3025\375676r6\2566\3517$7`7\2347\3278\0248P8\2148\3109\0059B9\177" 397 "u\253\351\254\\\254\320\255D\255\270\256-\256\241\257\26\257\213\260"
397 "9\2749\371:6:t:\262:\357;-;k;\252;\350<'<e<\244<\343=\"=a=\241=\340" 398 "\0\260u\260\352\261`\261\326\262K\262\302\2638\263\256\264%\264\234"
398 "> >`>\240>\340?!?a?\242?\342@#@d@\246@\347A)AjA\254A\356B0BrB\265B" 399 "\265\23\265\212\266\1\266y\266\360\267h\267\340\270Y\270\321\271J\271"
399 "\367C:C}C\300D\003DGD\212D\316E\022EUE\232E\336F\"FgF\253F\360G5G{" 400 "\302\272;\272\265\273.\273\247\274!\274\233\275\25\275\217\276\n\276"
400 "G\300H\005HKH\221H\327I\035IcI\251I\360J7J}J\304K\014KSK\232K\342L" 401 "\204\276\377\277z\277\365\300p\300\354\301g\301\343\302_\302\333\303"
401 "*LrL\272M\002MJM\223M\334N%NnN\267O\000OIO\223O\335P'PqP\273Q\006Q" 402 "X\303\324\304Q\304\316\305K\305\310\306F\306\303\307A\307\277\310="
402 "PQ\233Q\346R1R|R\307S\023S_S\252S\366TBT\217T\333U(UuU\302V\017V\\" 403 "\310\274\311:\311\271\3128\312\267\3136\313\266\3145\314\265\3155\315"
403 "V\251V\367WDW\222W\340X/X}X\313Y\032YiY\270Z\007ZVZ\246Z\365[E[\225" 404 "\265\3166\316\266\3177\317\270\3209\320\272\321<\321\276\322?\322\301"
404 "[\345\\5\\\206\\\326]']x]\311^\032^l^\275_\017_a_\263`\005`W`\252`" 405 "\323D\323\306\324I\324\313\325N\325\321\326U\326\330\327\\\327\340"
405 "\374aOa\242a\365bIb\234b\360cCc\227c\353d@d\224d\351e=e\222e\347f=" 406 "\330d\330\350\331l\331\361\332v\332\373\333\200\334\5\334\212\335\20"
406 "f\222f\350g=g\223g\351h?h\226h\354iCi\232i\361jHj\237j\367kOk\247k" 407 "\335\226\336\34\336\242\337)\337\257\3406\340\275\341D\341\314\342"
407 "\377lWl\257m\010m`m\271n\022nkn\304o\036oxo\321p+p\206p\340q:q\225" 408 "S\342\333\343c\343\353\344s\344\374\345\204\346\r\346\226\347\37\347"
408 "q\360rKr\246s\001s]s\270t\024tpt\314u(u\205u\341v>v\233v\370wVw\263" 409 "\251\3502\350\274\351F\351\320\352[\352\345\353p\353\373\354\206\355"
409 "x\021xnx\314y*y\211y\347zFz\245{\004{c{\302|!|\201|\341}A}\241~\001" 410 "\21\355\234\356(\356\264\357@\357\314\360X\360\345\361r\361\377\362"
410 "~b~\302\177#\177\204\177\345\200G\200\250\201\n\201k\201\315\2020\202" 411 "\214\363\31\363\247\3644\364\302\365P\365\336\366m\366\373\367\212"
411 "\222\202\364\203W\203\272\204\035\204\200\204\343\205G\205\253\206" 412 "\370\31\370\250\3718\371\307\372W\372\347\373w\374\7\374\230\375)\375"
412 "\016\206r\206\327\207;\207\237\210\004\210i\210\316\2113\211\231\211" 413 "\272\376K\376\334\377m\377\377";
413 "\376\212d\212\312\2130\213\226\213\374\214c\214\312\2151\215\230\215" 414 const size_t kProfileLength = 3212;
414 "\377\216f\216\316\2176\217\236\220\006\220n\220\326\221?\221\250\222" 415 static_assert(kProfileLength == sizeof(kProfile) - 1, "");
415 "\021\222z\222\343\223M\223\266\224 \224\212\224\364\225_\225\311\226" 416 return SkData::MakeWithoutCopy(kProfile, kProfileLength);
416 "4\226\237\227\n\227u\227\340\230L\230\270\231$\231\220\231\374\232"
417 "h\232\325\233B\233\257\234\034\234\211\234\367\235d\235\322\236@\236"
418 "\256\237\035\237\213\237\372\240i\240\330\241G\241\266\242&\242\226"
419 "\243\006\243v\243\346\244V\244\307\2458\245\251\246\032\246\213\246"
420 "\375\247n\247\340\250R\250\304\2517\251\251\252\034\252\217\253\002"
421 "\253u\253\351\254\\\254\320\255D\255\270\256-\256\241\257\026\257\213"
422 "\260\000\260u\260\352\261`\261\326\262K\262\302\2638\263\256\264%\264"
423 "\234\265\023\265\212\266\001\266y\266\360\267h\267\340\270Y\270\321"
424 "\271J\271\302\272;\272\265\273.\273\247\274!\274\233\275\025\275\217"
425 "\276\n\276\204\276\377\277z\277\365\300p\300\354\301g\301\343\302_"
426 "\302\333\303X\303\324\304Q\304\316\305K\305\310\306F\306\303\307A\307"
427 "\277\310=\310\274\311:\311\271\3128\312\267\3136\313\266\3145\314\265"
428 "\3155\315\265\3166\316\266\3177\317\270\3209\320\272\321<\321\276\322"
429 "?\322\301\323D\323\306\324I\324\313\325N\325\321\326U\326\330\327\\"
430 "\327\340\330d\330\350\331l\331\361\332v\332\373\333\200\334\005\334"
431 "\212\335\020\335\226\336\034\336\242\337)\337\257\3406\340\275\341"
432 "D\341\314\342S\342\333\343c\343\353\344s\344\374\345\204\346\r\346"
433 "\226\347\037\347\251\3502\350\274\351F\351\320\352[\352\345\353p\353"
434 "\373\354\206\355\021\355\234\356(\356\264\357@\357\314\360X\360\345"
435 "\361r\361\377\362\214\363\031\363\247\3644\364\302\365P\365\336\366"
436 "m\366\373\367\212\370\031\370\250\3718\371\307\372W\372\347\373w\374"
437 "\007\374\230\375)\375\272\376K\376\334\377m\377\377";
438 return SkData::MakeWithoutCopy(kProfile, sizeof(kProfile) - 1);
439 } 417 }
440 418
441 static sk_sp<SkPDFStream> make_srgb_color_profile() { 419 static sk_sp<SkPDFStream> make_srgb_color_profile() {
442 sk_sp<SkData> profile = SkSrgbIcm(); 420 sk_sp<SkData> profile = SkSrgbIcm();
443 sk_sp<SkPDFStream> stream = sk_make_sp<SkPDFStream>(profile.get()); 421 sk_sp<SkPDFStream> stream = sk_make_sp<SkPDFStream>(profile.get());
444 stream->insertInt("N", 3); 422 stream->insertInt("N", 3);
445 sk_sp<SkPDFArray> array = sk_make_sp<SkPDFArray>(); 423 sk_sp<SkPDFArray> array = sk_make_sp<SkPDFArray>();
446 array->appendScalar(0.0f); 424 array->appendScalar(0.0f);
447 array->appendScalar(1.0f); 425 array->appendScalar(1.0f);
448 array->appendScalar(0.0f); 426 array->appendScalar(0.0f);
449 array->appendScalar(1.0f); 427 array->appendScalar(1.0f);
450 array->appendScalar(0.0f); 428 array->appendScalar(0.0f);
451 array->appendScalar(1.0f); 429 array->appendScalar(1.0f);
452 stream->insertObject("Range", std::move(array)); 430 stream->insertObject("Range", std::move(array));
453 return stream; 431 return stream;
454 } 432 }
455 #endif // SK_PDF_GENERATE_PDFA 433
434 static sk_sp<SkPDFArray> make_srgb_output_intents() {
435 // sRGB is specified by HTML, CSS, and SVG.
436 auto outputIntent = sk_make_sp<SkPDFDict>("OutputIntent");
437 outputIntent->insertName("S", "GTS_PDFA1");
438 outputIntent->insertString("RegistryName", "http://www.color.org");
439 outputIntent->insertString("OutputConditionIdentifier",
440 "Custom");
441 outputIntent->insertString("Info","sRGB IEC61966-2.1");
442 outputIntent->insertObjRef("DestOutputProfile",
443 make_srgb_color_profile());
444 auto intentArray = sk_make_sp<SkPDFArray>();
445 intentArray->appendObject(std::move(outputIntent));
446 return intentArray;
447 }
456 448
457 bool SkPDFDocument::onClose(SkWStream* stream) { 449 bool SkPDFDocument::onClose(SkWStream* stream) {
458 SkASSERT(!fCanvas.get()); 450 SkASSERT(!fCanvas.get());
459 if (fPages.empty()) { 451 if (fPages.empty()) {
460 fPages.reset(); 452 fPages.reset();
461 fCanon.reset(); 453 fCanon.reset();
462 renew(&fObjectSerializer); 454 renew(&fObjectSerializer);
463 return false; 455 return false;
464 } 456 }
465 auto docCatalog = sk_make_sp<SkPDFDict>("Catalog"); 457 auto docCatalog = sk_make_sp<SkPDFDict>("Catalog");
466 #ifdef SK_PDF_GENERATE_PDFA 458 if (fPDFA) {
467 SkASSERT(fXMP); 459 SkASSERT(fXMP);
468 docCatalog->insertObjRef("Metadata", fXMP); 460 docCatalog->insertObjRef("Metadata", fXMP);
469 // sRGB is specified by HTML, CSS, and SVG.
470 auto outputIntent = sk_make_sp<SkPDFDict>("OutputIntent");
471 outputIntent->insertName("S", "GTS_PDFA1");
472 outputIntent->insertString("RegistryName", "http://www.color.org");
473 outputIntent->insertString("OutputConditionIdentifier",
474 "Custom");
475 outputIntent->insertString("Info","sRGB IEC61966-2.1");
476 outputIntent->insertObjRef("DestOutputProfile",
477 make_srgb_color_profile());
478 auto intentArray = sk_make_sp<SkPDFArray>();
479 intentArray->appendObject(std::move(outputIntent));
480 // Don't specify OutputIntents if we are not in PDF/A mode since 461 // Don't specify OutputIntents if we are not in PDF/A mode since
481 // no one has ever asked for this feature. 462 // no one has ever asked for this feature.
482 docCatalog->insertObject("OutputIntents", std::move(intentArray)); 463 docCatalog->insertObject("OutputIntents", make_srgb_output_intents());
483 #endif 464 }
465 SkASSERT(!fPages.empty());
484 docCatalog->insertObjRef("Pages", generate_page_tree(&fPages)); 466 docCatalog->insertObjRef("Pages", generate_page_tree(&fPages));
467 SkASSERT(fPages.empty());
485 468
486 if (fDests->size() > 0) { 469 if (fDests->size() > 0) {
487 docCatalog->insertObjRef("Dests", std::move(fDests)); 470 docCatalog->insertObjRef("Dests", std::move(fDests));
488 } 471 }
489 472
490 // Build font subsetting info before calling addObjectRecursively(). 473 // Build font subsetting info before calling addObjectRecursively().
491 for (const auto& entry : fGlyphUsage) { 474 for (const auto& entry : fGlyphUsage) {
492 sk_sp<SkPDFFont> subsetFont( 475 sk_sp<SkPDFFont> subsetFont(
493 entry.fFont->getFontSubset(entry.fGlyphSet)); 476 entry.fFont->getFontSubset(entry.fGlyphSet));
494 if (subsetFont) { 477 if (subsetFont) {
495 fObjectSerializer.fSubstituteMap.setSubstitute( 478 fObjectSerializer.fSubstituteMap.setSubstitute(
496 entry.fFont, subsetFont.get()); 479 entry.fFont, subsetFont.get());
497 } 480 }
498 } 481 }
499 482
500 fObjectSerializer.addObjectRecursively(docCatalog); 483 fObjectSerializer.addObjectRecursively(docCatalog);
501 fObjectSerializer.serializeObjects(this->getStream()); 484 fObjectSerializer.serializeObjects(this->getStream());
502 #ifdef SK_PDF_GENERATE_PDFA 485 fObjectSerializer.serializeFooter(this->getStream(), docCatalog, fID);
503 fObjectSerializer.serializeFooter(this->getStream(), docCatalog, fID);
504 #else
505 fObjectSerializer.serializeFooter(
506 this->getStream(), docCatalog, nullptr);
507 #endif
508 SkASSERT(fPages.count() == 0);
509 fCanon.reset(); 486 fCanon.reset();
510 renew(&fObjectSerializer); 487 renew(&fObjectSerializer);
511 return true; 488 return true;
512 } 489 }
513 490
514 /////////////////////////////////////////////////////////////////////////////// 491 ///////////////////////////////////////////////////////////////////////////////
515 492
516 sk_sp<SkDocument> SkPDFMakeDocument(SkWStream* stream, 493 sk_sp<SkDocument> SkPDFMakeDocument(SkWStream* stream,
517 void (*proc)(SkWStream*, bool), 494 void (*proc)(SkWStream*, bool),
518 SkScalar dpi, 495 SkScalar dpi,
519 SkPixelSerializer* jpeg) { 496 SkPixelSerializer* jpeg,
520 return stream ? sk_make_sp<SkPDFDocument>(stream, proc, dpi, jpeg) : nullptr ; 497 bool pdfa) {
498 return stream ? sk_make_sp<SkPDFDocument>(stream, proc, dpi, jpeg, pdfa)
499 : nullptr;
521 } 500 }
522 501
502 #ifdef SK_PDF_GENERATE_PDFA
503 static const bool kPDFA = true;
504 #else
505 static const bool kPDFA = false;
506 #endif
507
523 SkDocument* SkDocument::CreatePDF(SkWStream* stream, SkScalar dpi) { 508 SkDocument* SkDocument::CreatePDF(SkWStream* stream, SkScalar dpi) {
524 return SkPDFMakeDocument(stream, nullptr, dpi, nullptr).release(); 509 return SkPDFMakeDocument(stream, nullptr, dpi, nullptr, kPDFA).release();
525 } 510 }
526 511
527 SkDocument* SkDocument::CreatePDF(SkWStream* stream, 512 SkDocument* SkDocument::CreatePDF(SkWStream* stream,
528 SkScalar dpi, 513 SkScalar dpi,
529 SkPixelSerializer* jpegEncoder) { 514 SkPixelSerializer* jpegEncoder) {
530 return SkPDFMakeDocument(stream, nullptr, dpi, jpegEncoder).release(); 515 return SkPDFMakeDocument(stream, nullptr, dpi,
516 jpegEncoder, kPDFA).release();
531 } 517 }
532 518
533 SkDocument* SkDocument::CreatePDF(const char path[], SkScalar dpi) { 519 SkDocument* SkDocument::CreatePDF(const char path[], SkScalar dpi) {
534 auto delete_wstream = [](SkWStream* stream, bool) { delete stream; }; 520 auto delete_wstream = [](SkWStream* stream, bool) { delete stream; };
535 std::unique_ptr<SkFILEWStream> stream(new SkFILEWStream(path)); 521 std::unique_ptr<SkFILEWStream> stream(new SkFILEWStream(path));
536 return stream->isValid() 522 return stream->isValid()
537 ? SkPDFMakeDocument(stream.release(), delete_wstream, dpi, nullptr).rele ase() 523 ? SkPDFMakeDocument(stream.release(), delete_wstream, dpi,
524 nullptr, kPDFA).release()
538 : nullptr; 525 : nullptr;
539 } 526 }
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