granicus.if.org Git - imagemagick/blob - coders/pdf.c

   1 /*
   2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   3 %                                                                             %
   4 %                                                                             %
   5 %                                                                             %
   6 %                            PPPP   DDDD   FFFFF                              %
   7 %                            P   P  D   D  F                                  %
   8 %                            PPPP   D   D  FFF                                %
   9 %                            P      D   D  F                                  %
  10 %                            P      DDDD   F                                  %
  11 %                                                                             %
  12 %                                                                             %
  13 %                   Read/Write Portable Document Format                       %
  14 %                                                                             %
  15 %                              Software Design                                %
  16 %                                   Cristy                                    %
  17 %                                 July 1992                                   %
  18 %                                                                             %
  19 %                                                                             %
  20 %  Copyright 1999-2018 ImageMagick Studio LLC, a non-profit organization      %
  21 %  dedicated to making software imaging solutions freely available.           %
  22 %                                                                             %
  23 %  You may not use this file except in compliance with the License.  You may  %
  24 %  obtain a copy of the License at                                            %
  25 %                                                                             %
  26 %    https://imagemagick.org/script/license.php                               %
  27 %                                                                             %
  28 %  Unless required by applicable law or agreed to in writing, software        %
  29 %  distributed under the License is distributed on an "AS IS" BASIS,          %
  30 %  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   %
  31 %  See the License for the specific language governing permissions and        %
  32 %  limitations under the License.                                             %
  33 %                                                                             %
  34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  35 %
  36 %
  37 */
  38 \f
  39 /*
  40   Include declarations.
  41 */
  42 #include "MagickCore/studio.h"
  43 #include "MagickCore/attribute.h"
  44 #include "MagickCore/artifact.h"
  45 #include "MagickCore/blob.h"
  46 #include "MagickCore/blob-private.h"
  47 #include "MagickCore/cache.h"
  48 #include "MagickCore/color.h"
  49 #include "MagickCore/color-private.h"
  50 #include "MagickCore/colorspace.h"
  51 #include "MagickCore/colorspace-private.h"
  52 #include "MagickCore/compress.h"
  53 #include "MagickCore/constitute.h"
  54 #include "MagickCore/delegate.h"
  55 #include "MagickCore/delegate-private.h"
  56 #include "MagickCore/draw.h"
  57 #include "MagickCore/exception.h"
  58 #include "MagickCore/exception-private.h"
  59 #include "MagickCore/geometry.h"
  60 #include "MagickCore/image.h"
  61 #include "MagickCore/image-private.h"
  62 #include "MagickCore/list.h"
  63 #include "MagickCore/magick.h"
  64 #include "MagickCore/memory_.h"
  65 #include "MagickCore/monitor.h"
  66 #include "MagickCore/monitor-private.h"
  67 #include "MagickCore/nt-base-private.h"
  68 #include "MagickCore/option.h"
  69 #include "MagickCore/pixel-accessor.h"
  70 #include "MagickCore/profile.h"
  71 #include "MagickCore/property.h"
  72 #include "MagickCore/quantum-private.h"
  73 #include "MagickCore/resource_.h"
  74 #include "MagickCore/resize.h"
  75 #include "MagickCore/signature.h"
  76 #include "MagickCore/static.h"
  77 #include "MagickCore/string_.h"
  78 #include "MagickCore/module.h"
  79 #include "MagickCore/token.h"
  80 #include "MagickCore/transform.h"
  81 #include "MagickCore/utility.h"
  82 #include "MagickCore/module.h"
  83 \f
  84 /*
  85   Define declarations.
  86 */
  87 #if defined(MAGICKCORE_TIFF_DELEGATE)
  88 #define CCITTParam  "-1"
  89 #else
  90 #define CCITTParam  "0"
  91 #endif
  92 \f
  93 /*
  94   Forward declarations.
  95 */
  96 static MagickBooleanType
  97   WritePDFImage(const ImageInfo *,Image *,ExceptionInfo *);
  98 \f
  99 /*
 100 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 101 %                                                                             %
 102 %                                                                             %
 103 %                                                                             %
 104 %   I n v o k e P D F D e l e g a t e                                         %
 105 %                                                                             %
 106 %                                                                             %
 107 %                                                                             %
 108 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 109 %
 110 %  InvokePDFDelegate() executes the PDF interpreter with the specified command.
 111 %
 112 %  The format of the InvokePDFDelegate method is:
 113 %
 114 %      MagickBooleanType InvokePDFDelegate(const MagickBooleanType verbose,
 115 %        const char *command,ExceptionInfo *exception)
 116 %
 117 %  A description of each parameter follows:
 118 %
 119 %    o verbose: A value other than zero displays the command prior to
 120 %      executing it.
 121 %
 122 %    o command: the address of a character string containing the command to
 123 %      execute.
 124 %
 125 %    o exception: return any errors or warnings in this structure.
 126 %
 127 */
 128 #if defined(MAGICKCORE_GS_DELEGATE) || defined(MAGICKCORE_WINDOWS_SUPPORT)
 129 static int MagickDLLCall PDFDelegateMessage(void *handle,const char *message,
 130   int length)
 131 {
 132   char
 133     **messages;
 134
 135   ssize_t
 136     offset;
 137
 138   offset=0;
 139   messages=(char **) handle;
 140   if (*messages == (char *) NULL)
 141     *messages=(char *) AcquireQuantumMemory(length+1,sizeof(char *));
 142   else
 143     {
 144       offset=strlen(*messages);
 145       *messages=(char *) ResizeQuantumMemory(*messages,offset+length+1,
 146         sizeof(char *));
 147     }
 148   if (*messages == (char *) NULL)
 149     return(0);
 150   (void) memcpy(*messages+offset,message,length);
 151   (*messages)[length+offset] ='\0';
 152   return(length);
 153 }
 154 #endif
 155
 156 static MagickBooleanType InvokePDFDelegate(const MagickBooleanType verbose,
 157   const char *command,char *message,ExceptionInfo *exception)
 158 {
 159   int
 160     status;
 161
 162 #define ExecuteGhostscriptCommand(command,status) \
 163 { \
 164   status=ExternalDelegateCommand(MagickFalse,verbose,command,message, \
 165     exception); \
 166   if (status == 0) \
 167     return(MagickTrue); \
 168   if (status < 0) \
 169     return(MagickFalse); \
 170   (void) ThrowMagickException(exception,GetMagickModule(),DelegateError, \
 171     "FailedToExecuteCommand","`%s' (%d)",command,status); \
 172   return(MagickFalse); \
 173 }
 174
 175 #if defined(MAGICKCORE_GS_DELEGATE) || defined(MAGICKCORE_WINDOWS_SUPPORT)
 176 #define SetArgsStart(command,args_start) \
 177   if (args_start == (const char *) NULL) \
 178     { \
 179       if (*command != '"') \
 180         args_start=strchr(command,' '); \
 181       else \
 182         { \
 183           args_start=strchr(command+1,'"'); \
 184           if (args_start != (const char *) NULL) \
 185             args_start++; \
 186         } \
 187     }
 188
 189   char
 190     **argv,
 191     *errors;
 192
 193   const char
 194     *args_start = (const char *) NULL;
 195
 196   const GhostInfo
 197     *ghost_info;
 198
 199   gs_main_instance
 200     *interpreter;
 201
 202   gsapi_revision_t
 203     revision;
 204
 205   int
 206     argc,
 207     code;
 208
 209   register ssize_t
 210     i;
 211
 212 #if defined(MAGICKCORE_WINDOWS_SUPPORT)
 213   ghost_info=NTGhostscriptDLLVectors();
 214 #else
 215   GhostInfo
 216     ghost_info_struct;
 217
 218   ghost_info=(&ghost_info_struct);
 219   (void) memset(&ghost_info_struct,0,sizeof(ghost_info_struct));
 220   ghost_info_struct.delete_instance=(void (*)(gs_main_instance *))
 221     gsapi_delete_instance;
 222   ghost_info_struct.exit=(int (*)(gs_main_instance *)) gsapi_exit;
 223   ghost_info_struct.new_instance=(int (*)(gs_main_instance **,void *))
 224     gsapi_new_instance;
 225   ghost_info_struct.init_with_args=(int (*)(gs_main_instance *,int,char **))
 226     gsapi_init_with_args;
 227   ghost_info_struct.run_string=(int (*)(gs_main_instance *,const char *,int,
 228     int *)) gsapi_run_string;
 229   ghost_info_struct.set_stdio=(int (*)(gs_main_instance *,int (*)(void *,char *,
 230     int),int (*)(void *,const char *,int),int (*)(void *, const char *, int)))
 231     gsapi_set_stdio;
 232   ghost_info_struct.revision=(int (*)(gsapi_revision_t *,int)) gsapi_revision;
 233 #endif
 234   if (ghost_info == (GhostInfo *) NULL)
 235     ExecuteGhostscriptCommand(command,status);
 236   if ((ghost_info->revision)(&revision,sizeof(revision)) != 0)
 237     revision.revision=0;
 238   if (verbose != MagickFalse)
 239     {
 240       (void) fprintf(stdout,"[ghostscript library %.2f]",(double)
 241         revision.revision/100.0);
 242       SetArgsStart(command,args_start);
 243       (void) fputs(args_start,stdout);
 244     }
 245   errors=(char *) NULL;
 246   status=(ghost_info->new_instance)(&interpreter,(void *) &errors);
 247   if (status < 0)
 248     ExecuteGhostscriptCommand(command,status);
 249   code=0;
 250   argv=StringToArgv(command,&argc);
 251   if (argv == (char **) NULL)
 252     {
 253       (ghost_info->delete_instance)(interpreter);
 254       return(MagickFalse);
 255     }
 256   (void) (ghost_info->set_stdio)(interpreter,(int (MagickDLLCall *)(void *,
 257     char *,int)) NULL,PDFDelegateMessage,PDFDelegateMessage);
 258   status=(ghost_info->init_with_args)(interpreter,argc-1,argv+1);
 259   if (status == 0)
 260     status=(ghost_info->run_string)(interpreter,"systemdict /start get exec\n",
 261       0,&code);
 262   (ghost_info->exit)(interpreter);
 263   (ghost_info->delete_instance)(interpreter);
 264   for (i=0; i < (ssize_t) argc; i++)
 265     argv[i]=DestroyString(argv[i]);
 266   argv=(char **) RelinquishMagickMemory(argv);
 267   if (status != 0)
 268     {
 269       SetArgsStart(command,args_start);
 270       if (status == -101) /* quit */
 271         (void) FormatLocaleString(message,MagickPathExtent,
 272           "[ghostscript library %.2f]%s: %s",(double) revision.revision/100.0,
 273           args_start,errors);
 274       else
 275         {
 276           (void) ThrowMagickException(exception,GetMagickModule(),DelegateError,
 277             "PDFDelegateFailed","`[ghostscript library %.2f]%s': %s",(double)
 278             revision.revision/100.0,args_start,errors);
 279           if (errors != (char *) NULL)
 280             errors=DestroyString(errors);
 281           (void) LogMagickEvent(CoderEvent,GetMagickModule(),
 282             "Ghostscript returns status %d, exit code %d",status,code);
 283           return(MagickFalse);
 284         }
 285     }
 286   if (errors != (char *) NULL)
 287     errors=DestroyString(errors);
 288   return(MagickTrue);
 289 #else
 290   ExecuteGhostscriptCommand(command,status);
 291 #endif
 292 }
 293 \f
 294 /*
 295 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 296 %                                                                             %
 297 %                                                                             %
 298 %                                                                             %
 299 %   I s P D F                                                                 %
 300 %                                                                             %
 301 %                                                                             %
 302 %                                                                             %
 303 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 304 %
 305 %  IsPDF() returns MagickTrue if the image format type, identified by the
 306 %  magick string, is PDF.
 307 %
 308 %  The format of the IsPDF method is:
 309 %
 310 %      MagickBooleanType IsPDF(const unsigned char *magick,const size_t offset)
 311 %
 312 %  A description of each parameter follows:
 313 %
 314 %    o magick: compare image format pattern against these bytes.
 315 %
 316 %    o offset: Specifies the offset of the magick string.
 317 %
 318 */
 319 static MagickBooleanType IsPDF(const unsigned char *magick,const size_t offset)
 320 {
 321   if (offset < 5)
 322     return(MagickFalse);
 323   if (LocaleNCompare((const char *) magick,"%PDF-",5) == 0)
 324     return(MagickTrue);
 325   return(MagickFalse);
 326 }
 327 \f
 328 /*
 329 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 330 %                                                                             %
 331 %                                                                             %
 332 %                                                                             %
 333 %   R e a d P D F I m a g e                                                   %
 334 %                                                                             %
 335 %                                                                             %
 336 %                                                                             %
 337 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 338 %
 339 %  ReadPDFImage() reads a Portable Document Format image file and
 340 %  returns it.  It allocates the memory necessary for the new Image structure
 341 %  and returns a pointer to the new image.
 342 %
 343 %  The format of the ReadPDFImage method is:
 344 %
 345 %      Image *ReadPDFImage(const ImageInfo *image_info,ExceptionInfo *exception)
 346 %
 347 %  A description of each parameter follows:
 348 %
 349 %    o image_info: the image info.
 350 %
 351 %    o exception: return any errors or warnings in this structure.
 352 %
 353 */
 354
 355 static MagickBooleanType IsPDFRendered(const char *path)
 356 {
 357   MagickBooleanType
 358     status;
 359
 360   struct stat
 361     attributes;
 362
 363   if ((path == (const char *) NULL) || (*path == '\0'))
 364     return(MagickFalse);
 365   status=GetPathAttributes(path,&attributes);
 366   if ((status != MagickFalse) && S_ISREG(attributes.st_mode) &&
 367       (attributes.st_size > 0))
 368     return(MagickTrue);
 369   return(MagickFalse);
 370 }
 371
 372 static Image *ReadPDFImage(const ImageInfo *image_info,ExceptionInfo *exception)
 373 {
 374 #define BeginXMPPacket  "<?xpacket begin="
 375 #define CMYKProcessColor  "CMYKProcessColor"
 376 #define CropBox  "CropBox"
 377 #define DefaultCMYK  "DefaultCMYK"
 378 #define DeviceCMYK  "DeviceCMYK"
 379 #define EndXMPPacket  "<?xpacket end="
 380 #define MediaBox  "MediaBox"
 381 #define RenderPostscriptText  "Rendering Postscript...  "
 382 #define PDFRotate  "Rotate"
 383 #define SpotColor  "Separation"
 384 #define TrimBox  "TrimBox"
 385 #define PDFVersion  "PDF-"
 386
 387   char
 388     command[MagickPathExtent],
 389     *density,
 390     filename[MagickPathExtent],
 391     geometry[MagickPathExtent],
 392     input_filename[MagickPathExtent],
 393     message[MagickPathExtent],
 394     *options,
 395     postscript_filename[MagickPathExtent];
 396
 397   const char
 398     *option;
 399
 400   const DelegateInfo
 401     *delegate_info;
 402
 403   double
 404     angle;
 405
 406   GeometryInfo
 407     geometry_info;
 408
 409   Image
 410     *image,
 411     *next,
 412     *pdf_image;
 413
 414   ImageInfo
 415     *read_info;
 416
 417   int
 418     c,
 419     file;
 420
 421   MagickBooleanType
 422     cmyk,
 423     cropbox,
 424     fitPage,
 425     status,
 426     stop_on_error,
 427     trimbox;
 428
 429   MagickStatusType
 430     flags;
 431
 432   PointInfo
 433     delta;
 434
 435   RectangleInfo
 436     bounding_box,
 437     page;
 438
 439   register char
 440     *p;
 441
 442   register ssize_t
 443     i;
 444
 445   SegmentInfo
 446     bounds,
 447     hires_bounds;
 448
 449   size_t
 450     scene,
 451     spotcolor;
 452
 453   ssize_t
 454     count;
 455
 456   assert(image_info != (const ImageInfo *) NULL);
 457   assert(image_info->signature == MagickCoreSignature);
 458   if (image_info->debug != MagickFalse)
 459     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
 460       image_info->filename);
 461   assert(exception != (ExceptionInfo *) NULL);
 462   assert(exception->signature == MagickCoreSignature);
 463   /*
 464     Open image file.
 465   */
 466   image=AcquireImage(image_info,exception);
 467   status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
 468   if (status == MagickFalse)
 469     {
 470       image=DestroyImageList(image);
 471       return((Image *) NULL);
 472     }
 473   status=AcquireUniqueSymbolicLink(image_info->filename,input_filename);
 474   if (status == MagickFalse)
 475     {
 476       ThrowFileException(exception,FileOpenError,"UnableToCreateTemporaryFile",
 477         image_info->filename);
 478       image=DestroyImageList(image);
 479       return((Image *) NULL);
 480     }
 481   /*
 482     Set the page density.
 483   */
 484   delta.x=DefaultResolution;
 485   delta.y=DefaultResolution;
 486   if ((image->resolution.x == 0.0) || (image->resolution.y == 0.0))
 487     {
 488       flags=ParseGeometry(PSDensityGeometry,&geometry_info);
 489       image->resolution.x=geometry_info.rho;
 490       image->resolution.y=geometry_info.sigma;
 491       if ((flags & SigmaValue) == 0)
 492         image->resolution.y=image->resolution.x;
 493     }
 494   if (image_info->density != (char *) NULL)
 495     {
 496       flags=ParseGeometry(image_info->density,&geometry_info);
 497       image->resolution.x=geometry_info.rho;
 498       image->resolution.y=geometry_info.sigma;
 499       if ((flags & SigmaValue) == 0)
 500         image->resolution.y=image->resolution.x;
 501     }
 502   (void) memset(&page,0,sizeof(page));
 503   (void) ParseAbsoluteGeometry(PSPageGeometry,&page);
 504   if (image_info->page != (char *) NULL)
 505     (void) ParseAbsoluteGeometry(image_info->page,&page);
 506   page.width=(size_t) ceil((double) (page.width*image->resolution.x/delta.x)-
 507     0.5);
 508   page.height=(size_t) ceil((double) (page.height*image->resolution.y/delta.y)-
 509     0.5);
 510   /*
 511     Determine page geometry from the PDF media box.
 512   */
 513   cmyk=image_info->colorspace == CMYKColorspace ? MagickTrue : MagickFalse;
 514   cropbox=IsStringTrue(GetImageOption(image_info,"pdf:use-cropbox"));
 515   stop_on_error=IsStringTrue(GetImageOption(image_info,"pdf:stop-on-error"));
 516   trimbox=IsStringTrue(GetImageOption(image_info,"pdf:use-trimbox"));
 517   count=0;
 518   spotcolor=0;
 519   (void) memset(&bounding_box,0,sizeof(bounding_box));
 520   (void) memset(&bounds,0,sizeof(bounds));
 521   (void) memset(&hires_bounds,0,sizeof(hires_bounds));
 522   (void) memset(command,0,sizeof(command));
 523   angle=0.0;
 524   p=command;
 525   for (c=ReadBlobByte(image); c != EOF; c=ReadBlobByte(image))
 526   {
 527     /*
 528       Note PDF elements.
 529     */
 530     if (c == '\n')
 531       c=' ';
 532     *p++=(char) c;
 533     if ((c != (int) '/') && (c != (int) '%') &&
 534         ((size_t) (p-command) < (MagickPathExtent-1)))
 535       continue;
 536     *(--p)='\0';
 537     p=command;
 538     if (LocaleNCompare(PDFRotate,command,strlen(PDFRotate)) == 0)
 539       count=(ssize_t) sscanf(command,"Rotate %lf",&angle);
 540     /*
 541       Is this a CMYK document?
 542     */
 543     if (LocaleNCompare(DefaultCMYK,command,strlen(DefaultCMYK)) == 0)
 544       cmyk=MagickTrue;
 545     if (LocaleNCompare(DeviceCMYK,command,strlen(DeviceCMYK)) == 0)
 546       cmyk=MagickTrue;
 547     if (LocaleNCompare(CMYKProcessColor,command,strlen(CMYKProcessColor)) == 0)
 548       cmyk=MagickTrue;
 549     if (LocaleNCompare(SpotColor,command,strlen(SpotColor)) == 0)
 550       {
 551         char
 552           name[MagickPathExtent],
 553           property[MagickPathExtent],
 554           *value;
 555
 556         /*
 557           Note spot names.
 558         */
 559         (void) FormatLocaleString(property,MagickPathExtent,
 560           "pdf:SpotColor-%.20g",(double) spotcolor++);
 561         i=0;
 562         for (c=ReadBlobByte(image); c != EOF; c=ReadBlobByte(image))
 563         {
 564           if ((isspace(c) != 0) || (c == '/') || ((i+1) == MagickPathExtent))
 565             break;
 566           name[i++]=(char) c;
 567         }
 568         name[i]='\0';
 569         value=ConstantString(name);
 570         (void) SubstituteString(&value,"#20"," ");
 571         if (*value != '\0')
 572           (void) SetImageProperty(image,property,value,exception);
 573         value=DestroyString(value);
 574         continue;
 575       }
 576     if (LocaleNCompare(PDFVersion,command,strlen(PDFVersion)) == 0)
 577       (void) SetImageProperty(image,"pdf:Version",command,exception);
 578     if (image_info->page != (char *) NULL)
 579       continue;
 580     count=0;
 581     if (cropbox != MagickFalse)
 582       {
 583         if (LocaleNCompare(CropBox,command,strlen(CropBox)) == 0)
 584           {
 585             /*
 586               Note region defined by crop box.
 587             */
 588             count=(ssize_t) sscanf(command,"CropBox [%lf %lf %lf %lf",
 589               &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
 590             if (count != 4)
 591               count=(ssize_t) sscanf(command,"CropBox[%lf %lf %lf %lf",
 592                 &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
 593           }
 594       }
 595     else
 596       if (trimbox != MagickFalse)
 597         {
 598           if (LocaleNCompare(TrimBox,command,strlen(TrimBox)) == 0)
 599             {
 600               /*
 601                 Note region defined by trim box.
 602               */
 603               count=(ssize_t) sscanf(command,"TrimBox [%lf %lf %lf %lf",
 604                 &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
 605               if (count != 4)
 606                 count=(ssize_t) sscanf(command,"TrimBox[%lf %lf %lf %lf",
 607                   &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
 608             }
 609         }
 610       else
 611         if (LocaleNCompare(MediaBox,command,strlen(MediaBox)) == 0)
 612           {
 613             /*
 614               Note region defined by media box.
 615             */
 616             count=(ssize_t) sscanf(command,"MediaBox [%lf %lf %lf %lf",
 617               &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
 618             if (count != 4)
 619               count=(ssize_t) sscanf(command,"MediaBox[%lf %lf %lf %lf",
 620                 &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
 621           }
 622     if (count != 4)
 623       continue;
 624     if ((fabs(bounds.x2-bounds.x1) <= fabs(hires_bounds.x2-hires_bounds.x1)) ||
 625         (fabs(bounds.y2-bounds.y1) <= fabs(hires_bounds.y2-hires_bounds.y1)))
 626       continue;
 627     hires_bounds=bounds;
 628   }
 629   if ((fabs(hires_bounds.x2-hires_bounds.x1) >= MagickEpsilon) &&
 630       (fabs(hires_bounds.y2-hires_bounds.y1) >= MagickEpsilon))
 631     {
 632       /*
 633         Set PDF render geometry.
 634       */
 635       (void) FormatLocaleString(geometry,MagickPathExtent,"%gx%g%+.15g%+.15g",
 636         hires_bounds.x2-bounds.x1,hires_bounds.y2-hires_bounds.y1,
 637         hires_bounds.x1,hires_bounds.y1);
 638       (void) SetImageProperty(image,"pdf:HiResBoundingBox",geometry,exception);
 639       page.width=(size_t) ceil((double) ((hires_bounds.x2-hires_bounds.x1)*
 640         image->resolution.x/delta.x)-0.5);
 641       page.height=(size_t) ceil((double) ((hires_bounds.y2-hires_bounds.y1)*
 642         image->resolution.y/delta.y)-0.5);
 643     }
 644   fitPage=MagickFalse;
 645   option=GetImageOption(image_info,"pdf:fit-page");
 646   if (option != (char *) NULL)
 647     {
 648       char
 649         *page_geometry;
 650
 651       page_geometry=GetPageGeometry(option);
 652       flags=ParseMetaGeometry(page_geometry,&page.x,&page.y,&page.width,
 653         &page.height);
 654       page_geometry=DestroyString(page_geometry);
 655       if (flags == NoValue)
 656         {
 657           (void) ThrowMagickException(exception,GetMagickModule(),OptionError,
 658             "InvalidGeometry","`%s'",option);
 659           image=DestroyImage(image);
 660           return((Image *) NULL);
 661         }
 662       page.width=(size_t) ceil((double) (page.width*image->resolution.x/delta.x)
 663         -0.5);
 664       page.height=(size_t) ceil((double) (page.height*image->resolution.y/
 665         delta.y) -0.5);
 666       fitPage=MagickTrue;
 667     }
 668   if ((fabs(angle) == 90.0) || (fabs(angle) == 270.0))
 669     {
 670       size_t
 671         swap;
 672
 673       swap=page.width;
 674       page.width=page.height;
 675       page.height=swap;
 676     }
 677   if (IssRGBCompatibleColorspace(image_info->colorspace) != MagickFalse)
 678     cmyk=MagickFalse;
 679   /*
 680     Create Ghostscript control file.
 681   */
 682   file=AcquireUniqueFileResource(postscript_filename);
 683   if (file == -1)
 684     {
 685       ThrowFileException(exception,FileOpenError,"UnableToCreateTemporaryFile",
 686         image_info->filename);
 687       image=DestroyImage(image);
 688       return((Image *) NULL);
 689     }
 690   count=write(file," ",1);
 691   file=close(file)-1;
 692   /*
 693     Render Postscript with the Ghostscript delegate.
 694   */
 695   if (image_info->monochrome != MagickFalse)
 696     delegate_info=GetDelegateInfo("ps:mono",(char *) NULL,exception);
 697   else
 698      if (cmyk != MagickFalse)
 699        delegate_info=GetDelegateInfo("ps:cmyk",(char *) NULL,exception);
 700      else
 701        delegate_info=GetDelegateInfo("ps:alpha",(char *) NULL,exception);
 702   if (delegate_info == (const DelegateInfo *) NULL)
 703     {
 704       (void) RelinquishUniqueFileResource(postscript_filename);
 705       image=DestroyImage(image);
 706       return((Image *) NULL);
 707     }
 708   density=AcquireString("");
 709   options=AcquireString("");
 710   (void) FormatLocaleString(density,MagickPathExtent,"%gx%g",
 711     image->resolution.x,image->resolution.y);
 712   if ((image_info->page != (char *) NULL) || (fitPage != MagickFalse))
 713     (void) FormatLocaleString(options,MagickPathExtent,"-g%.20gx%.20g ",(double)
 714       page.width,(double) page.height);
 715   if (fitPage != MagickFalse)
 716     (void) ConcatenateMagickString(options,"-dPSFitPage ",MagickPathExtent);
 717   if (cmyk != MagickFalse)
 718     (void) ConcatenateMagickString(options,"-dUseCIEColor ",MagickPathExtent);
 719   if (cropbox != MagickFalse)
 720     (void) ConcatenateMagickString(options,"-dUseCropBox ",MagickPathExtent);
 721   if (stop_on_error != MagickFalse)
 722     (void) ConcatenateMagickString(options,"-dPDFSTOPONERROR ",
 723       MagickPathExtent);
 724   if (trimbox != MagickFalse)
 725     (void) ConcatenateMagickString(options,"-dUseTrimBox ",MagickPathExtent);
 726   option=GetImageOption(image_info,"authenticate");
 727   if (option != (char *) NULL)
 728     {
 729       char
 730         passphrase[MagickPathExtent];
 731
 732       (void) FormatLocaleString(passphrase,MagickPathExtent,
 733         "\"-sPDFPassword=%s\" ",option);
 734       (void) ConcatenateMagickString(options,passphrase,MagickPathExtent);
 735     }
 736   read_info=CloneImageInfo(image_info);
 737   *read_info->magick='\0';
 738   if (read_info->number_scenes != 0)
 739     {
 740       char
 741         pages[MagickPathExtent];
 742
 743       (void) FormatLocaleString(pages,MagickPathExtent,"-dFirstPage=%.20g "
 744         "-dLastPage=%.20g",(double) read_info->scene+1,(double)
 745         (read_info->scene+read_info->number_scenes));
 746       (void) ConcatenateMagickString(options,pages,MagickPathExtent);
 747       read_info->number_scenes=0;
 748       if (read_info->scenes != (char *) NULL)
 749         *read_info->scenes='\0';
 750     }
 751   (void) CopyMagickString(filename,read_info->filename,MagickPathExtent);
 752   (void) AcquireUniqueFilename(filename);
 753   (void) RelinquishUniqueFileResource(filename);
 754   (void) ConcatenateMagickString(filename,"%d",MagickPathExtent);
 755   (void) FormatLocaleString(command,MagickPathExtent,
 756     GetDelegateCommands(delegate_info),
 757     read_info->antialias != MagickFalse ? 4 : 1,
 758     read_info->antialias != MagickFalse ? 4 : 1,density,options,filename,
 759     postscript_filename,input_filename);
 760   options=DestroyString(options);
 761   density=DestroyString(density);
 762   *message='\0';
 763   status=InvokePDFDelegate(read_info->verbose,command,message,exception);
 764   (void) RelinquishUniqueFileResource(postscript_filename);
 765   (void) RelinquishUniqueFileResource(input_filename);
 766   pdf_image=(Image *) NULL;
 767   if (status == MagickFalse)
 768     for (i=1; ; i++)
 769     {
 770       (void) InterpretImageFilename(image_info,image,filename,(int) i,
 771         read_info->filename,exception);
 772       if (IsPDFRendered(read_info->filename) == MagickFalse)
 773         break;
 774       (void) RelinquishUniqueFileResource(read_info->filename);
 775     }
 776   else
 777     for (i=1; ; i++)
 778     {
 779       (void) InterpretImageFilename(image_info,image,filename,(int) i,
 780         read_info->filename,exception);
 781       if (IsPDFRendered(read_info->filename) == MagickFalse)
 782         break;
 783       read_info->blob=NULL;
 784       read_info->length=0;
 785       next=ReadImage(read_info,exception);
 786       (void) RelinquishUniqueFileResource(read_info->filename);
 787       if (next == (Image *) NULL)
 788         break;
 789       AppendImageToList(&pdf_image,next);
 790     }
 791   read_info=DestroyImageInfo(read_info);
 792   if (pdf_image == (Image *) NULL)
 793     {
 794       if (*message != '\0')
 795         (void) ThrowMagickException(exception,GetMagickModule(),DelegateError,
 796           "PDFDelegateFailed","`%s'",message);
 797       image=DestroyImage(image);
 798       return((Image *) NULL);
 799     }
 800   if (LocaleCompare(pdf_image->magick,"BMP") == 0)
 801     {
 802       Image
 803         *cmyk_image;
 804
 805       cmyk_image=ConsolidateCMYKImages(pdf_image,exception);
 806       if (cmyk_image != (Image *) NULL)
 807         {
 808           pdf_image=DestroyImageList(pdf_image);
 809           pdf_image=cmyk_image;
 810         }
 811     }
 812   (void) SeekBlob(image,0,SEEK_SET);
 813   for (c=ReadBlobByte(image); c != EOF; c=ReadBlobByte(image))
 814   {
 815     /*
 816       Note document structuring comments.
 817     */
 818     *p++=(char) c;
 819     if ((strchr("\n\r%",c) == (char *) NULL) &&
 820         ((size_t) (p-command) < (MagickPathExtent-1)))
 821       continue;
 822     *p='\0';
 823     p=command;
 824     if (LocaleNCompare(BeginXMPPacket,command,strlen(BeginXMPPacket)) == 0)
 825       {
 826         StringInfo
 827           *profile;
 828
 829         /*
 830           Read XMP profile.
 831         */
 832         p=command;
 833         profile=StringToStringInfo(command);
 834         for (i=(ssize_t) GetStringInfoLength(profile)-1; c != EOF; i++)
 835         {
 836           SetStringInfoLength(profile,(size_t) (i+1));
 837           c=ReadBlobByte(image);
 838           GetStringInfoDatum(profile)[i]=(unsigned char) c;
 839           *p++=(char) c;
 840           if ((strchr("\n\r%",c) == (char *) NULL) &&
 841               ((size_t) (p-command) < (MagickPathExtent-1)))
 842             continue;
 843           *p='\0';
 844           p=command;
 845           if (LocaleNCompare(EndXMPPacket,command,strlen(EndXMPPacket)) == 0)
 846             break;
 847         }
 848         SetStringInfoLength(profile,(size_t) i);
 849         (void) SetImageProfile(image,"xmp",profile,exception);
 850         profile=DestroyStringInfo(profile);
 851         continue;
 852       }
 853   }
 854   (void) CloseBlob(image);
 855   if (image_info->number_scenes != 0)
 856     {
 857       Image
 858         *clone_image;
 859
 860       /*
 861         Add place holder images to meet the subimage specification requirement.
 862       */
 863       for (i=0; i < (ssize_t) image_info->scene; i++)
 864       {
 865         clone_image=CloneImage(pdf_image,1,1,MagickTrue,exception);
 866         if (clone_image != (Image *) NULL)
 867           PrependImageToList(&pdf_image,clone_image);
 868       }
 869     }
 870   do
 871   {
 872     (void) CopyMagickString(pdf_image->filename,filename,MagickPathExtent);
 873     (void) CopyMagickString(pdf_image->magick,image->magick,MagickPathExtent);
 874     pdf_image->page=page;
 875     (void) CloneImageProfiles(pdf_image,image);
 876     (void) CloneImageProperties(pdf_image,image);
 877     next=SyncNextImageInList(pdf_image);
 878     if (next != (Image *) NULL)
 879       pdf_image=next;
 880   } while (next != (Image *) NULL);
 881   image=DestroyImage(image);
 882   scene=0;
 883   for (next=GetFirstImageInList(pdf_image); next != (Image *) NULL; )
 884   {
 885     next->scene=scene++;
 886     next=GetNextImageInList(next);
 887   }
 888   return(GetFirstImageInList(pdf_image));
 889 }
 890 \f
 891 /*
 892 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 893 %                                                                             %
 894 %                                                                             %
 895 %                                                                             %
 896 %   R e g i s t e r P D F I m a g e                                           %
 897 %                                                                             %
 898 %                                                                             %
 899 %                                                                             %
 900 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 901 %
 902 %  RegisterPDFImage() adds properties for the PDF image format to
 903 %  the list of supported formats.  The properties include the image format
 904 %  tag, a method to read and/or write the format, whether the format
 905 %  supports the saving of more than one frame to the same file or blob,
 906 %  whether the format supports native in-memory I/O, and a brief
 907 %  description of the format.
 908 %
 909 %  The format of the RegisterPDFImage method is:
 910 %
 911 %      size_t RegisterPDFImage(void)
 912 %
 913 */
 914 ModuleExport size_t RegisterPDFImage(void)
 915 {
 916   MagickInfo
 917     *entry;
 918
 919   entry=AcquireMagickInfo("PDF","AI","Adobe Illustrator CS2");
 920   entry->decoder=(DecodeImageHandler *) ReadPDFImage;
 921   entry->encoder=(EncodeImageHandler *) WritePDFImage;
 922   entry->flags^=CoderAdjoinFlag;
 923   entry->flags^=CoderBlobSupportFlag;
 924   entry->mime_type=ConstantString("application/pdf");
 925   (void) RegisterMagickInfo(entry);
 926   entry=AcquireMagickInfo("PDF","EPDF",
 927     "Encapsulated Portable Document Format");
 928   entry->decoder=(DecodeImageHandler *) ReadPDFImage;
 929   entry->encoder=(EncodeImageHandler *) WritePDFImage;
 930   entry->flags^=CoderAdjoinFlag;
 931   entry->flags^=CoderBlobSupportFlag;
 932   entry->mime_type=ConstantString("application/pdf");
 933   (void) RegisterMagickInfo(entry);
 934   entry=AcquireMagickInfo("PDF","PDF","Portable Document Format");
 935   entry->decoder=(DecodeImageHandler *) ReadPDFImage;
 936   entry->encoder=(EncodeImageHandler *) WritePDFImage;
 937   entry->magick=(IsImageFormatHandler *) IsPDF;
 938   entry->flags^=CoderBlobSupportFlag;
 939   entry->mime_type=ConstantString("application/pdf");
 940   (void) RegisterMagickInfo(entry);
 941   entry=AcquireMagickInfo("PDF","PDFA","Portable Document Archive Format");
 942   entry->decoder=(DecodeImageHandler *) ReadPDFImage;
 943   entry->encoder=(EncodeImageHandler *) WritePDFImage;
 944   entry->magick=(IsImageFormatHandler *) IsPDF;
 945   entry->flags^=CoderBlobSupportFlag;
 946   entry->mime_type=ConstantString("application/pdf");
 947   (void) RegisterMagickInfo(entry);
 948   return(MagickImageCoderSignature);
 949 }
 950 \f
 951 /*
 952 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 953 %                                                                             %
 954 %                                                                             %
 955 %                                                                             %
 956 %   U n r e g i s t e r P D F I m a g e                                       %
 957 %                                                                             %
 958 %                                                                             %
 959 %                                                                             %
 960 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 961 %
 962 %  UnregisterPDFImage() removes format registrations made by the
 963 %  PDF module from the list of supported formats.
 964 %
 965 %  The format of the UnregisterPDFImage method is:
 966 %
 967 %      UnregisterPDFImage(void)
 968 %
 969 */
 970 ModuleExport void UnregisterPDFImage(void)
 971 {
 972   (void) UnregisterMagickInfo("AI");
 973   (void) UnregisterMagickInfo("EPDF");
 974   (void) UnregisterMagickInfo("PDF");
 975   (void) UnregisterMagickInfo("PDFA");
 976 }
 977 \f
 978 /*
 979 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 980 %                                                                             %
 981 %                                                                             %
 982 %                                                                             %
 983 %   W r i t e P D F I m a g e                                                 %
 984 %                                                                             %
 985 %                                                                             %
 986 %                                                                             %
 987 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 988 %
 989 %  WritePDFImage() writes an image in the Portable Document image
 990 %  format.
 991 %
 992 %  The format of the WritePDFImage method is:
 993 %
 994 %      MagickBooleanType WritePDFImage(const ImageInfo *image_info,
 995 %        Image *image,ExceptionInfo *exception)
 996 %
 997 %  A description of each parameter follows.
 998 %
 999 %    o image_info: the image info.
1000 %
1001 %    o image:  The image.
1002 %
1003 %    o exception: return any errors or warnings in this structure.
1004 %
1005 */
1006
1007 static char *EscapeParenthesis(const char *source)
1008 {
1009   char
1010     *destination;
1011
1012   register char
1013     *q;
1014
1015   register const char
1016     *p;
1017
1018   size_t
1019     length;
1020
1021   assert(source != (const char *) NULL);
1022   length=0;
1023   for (p=source; *p != '\0'; p++)
1024   {
1025     if ((*p == '\\') || (*p == '(') || (*p == ')'))
1026       {
1027         if (~length < 1)
1028           ThrowFatalException(ResourceLimitFatalError,"UnableToEscapeString");
1029         length++;
1030       }
1031     length++;
1032   }
1033   destination=(char *) NULL;
1034   if (~length >= (MagickPathExtent-1))
1035     destination=(char *) AcquireQuantumMemory(length+MagickPathExtent,
1036       sizeof(*destination));
1037   if (destination == (char *) NULL)
1038     ThrowFatalException(ResourceLimitFatalError,"UnableToEscapeString");
1039   *destination='\0';
1040   q=destination;
1041   for (p=source; *p != '\0'; p++)
1042   {
1043     if ((*p == '\\') || (*p == '(') || (*p == ')'))
1044       *q++='\\';
1045     *q++=(*p);
1046   }
1047   *q='\0';
1048   return(destination);
1049 }
1050
1051 static size_t UTF8ToUTF16(const unsigned char *utf8,wchar_t *utf16)
1052 {
1053   register const unsigned char
1054     *p;
1055
1056   if (utf16 != (wchar_t *) NULL)
1057     {
1058       register wchar_t
1059         *q;
1060
1061       wchar_t
1062         c;
1063
1064       /*
1065         Convert UTF-8 to UTF-16.
1066       */
1067       q=utf16;
1068       for (p=utf8; *p != '\0'; p++)
1069       {
1070         if ((*p & 0x80) == 0)
1071           *q=(*p);
1072         else
1073           if ((*p & 0xE0) == 0xC0)
1074             {
1075               c=(*p);
1076               *q=(c & 0x1F) << 6;
1077               p++;
1078               if ((*p & 0xC0) != 0x80)
1079                 return(0);
1080               *q|=(*p & 0x3F);
1081             }
1082           else
1083             if ((*p & 0xF0) == 0xE0)
1084               {
1085                 c=(*p);
1086                 *q=c << 12;
1087                 p++;
1088                 if ((*p & 0xC0) != 0x80)
1089                   return(0);
1090                 c=(*p);
1091                 *q|=(c & 0x3F) << 6;
1092                 p++;
1093                 if ((*p & 0xC0) != 0x80)
1094                   return(0);
1095                 *q|=(*p & 0x3F);
1096               }
1097             else
1098               return(0);
1099         q++;
1100       }
1101       *q++=(wchar_t) '\0';
1102       return((size_t) (q-utf16));
1103     }
1104   /*
1105     Compute UTF-16 string length.
1106   */
1107   for (p=utf8; *p != '\0'; p++)
1108   {
1109     if ((*p & 0x80) == 0)
1110       ;
1111     else
1112       if ((*p & 0xE0) == 0xC0)
1113         {
1114           p++;
1115           if ((*p & 0xC0) != 0x80)
1116             return(0);
1117         }
1118       else
1119         if ((*p & 0xF0) == 0xE0)
1120           {
1121             p++;
1122             if ((*p & 0xC0) != 0x80)
1123               return(0);
1124             p++;
1125             if ((*p & 0xC0) != 0x80)
1126               return(0);
1127          }
1128        else
1129          return(0);
1130   }
1131   return((size_t) (p-utf8));
1132 }
1133
1134 static wchar_t *ConvertUTF8ToUTF16(const unsigned char *source,size_t *length)
1135 {
1136   wchar_t
1137     *utf16;
1138
1139   *length=UTF8ToUTF16(source,(wchar_t *) NULL);
1140   if (*length == 0)
1141     {
1142       register ssize_t
1143         i;
1144
1145       /*
1146         Not UTF-8, just copy.
1147       */
1148       *length=strlen((const char *) source);
1149       utf16=(wchar_t *) AcquireQuantumMemory(*length+1,sizeof(*utf16));
1150       if (utf16 == (wchar_t *) NULL)
1151         return((wchar_t *) NULL);
1152       for (i=0; i <= (ssize_t) *length; i++)
1153         utf16[i]=source[i];
1154       return(utf16);
1155     }
1156   utf16=(wchar_t *) AcquireQuantumMemory(*length+1,sizeof(*utf16));
1157   if (utf16 == (wchar_t *) NULL)
1158     return((wchar_t *) NULL);
1159   *length=UTF8ToUTF16(source,utf16);
1160   return(utf16);
1161 }
1162
1163 static MagickBooleanType Huffman2DEncodeImage(const ImageInfo *image_info,
1164   Image *image,Image *inject_image,ExceptionInfo *exception)
1165 {
1166   Image
1167     *group4_image;
1168
1169   ImageInfo
1170     *write_info;
1171
1172   MagickBooleanType
1173     status;
1174
1175   size_t
1176     length;
1177
1178   unsigned char
1179     *group4;
1180
1181   status=MagickTrue;
1182   write_info=CloneImageInfo(image_info);
1183   (void) CopyMagickString(write_info->filename,"GROUP4:",MagickPathExtent);
1184   (void) CopyMagickString(write_info->magick,"GROUP4",MagickPathExtent);
1185   group4_image=CloneImage(inject_image,0,0,MagickTrue,exception);
1186   if (group4_image == (Image *) NULL)
1187     return(MagickFalse);
1188   group4=(unsigned char *) ImageToBlob(write_info,group4_image,&length,
1189     exception);
1190   group4_image=DestroyImage(group4_image);
1191   if (group4 == (unsigned char *) NULL)
1192     return(MagickFalse);
1193   write_info=DestroyImageInfo(write_info);
1194   if (WriteBlob(image,length,group4) != (ssize_t) length)
1195     status=MagickFalse;
1196   group4=(unsigned char *) RelinquishMagickMemory(group4);
1197   return(status);
1198 }
1199
1200 static MagickBooleanType WritePDFImage(const ImageInfo *image_info,Image *image,
1201   ExceptionInfo *exception)
1202 {
1203 #define CFormat  "/Filter [ /%s ]\n"
1204 #define ObjectsPerImage  14
1205 #define ThrowPDFException(exception,message) \
1206 { \
1207   if (xref != (MagickOffsetType *) NULL) \
1208     xref=(MagickOffsetType *) RelinquishMagickMemory(xref); \
1209   ThrowWriterException((exception),(message)); \
1210 }
1211
1212 DisableMSCWarning(4310)
1213   static const char
1214     XMPProfile[]=
1215     {
1216       "<?xpacket begin=\"%s\" id=\"W5M0MpCehiHzreSzNTczkc9d\"?>\n"
1217       "<x:xmpmeta xmlns:x=\"adobe:ns:meta/\" x:xmptk=\"Adobe XMP Core 4.0-c316 44.253921, Sun Oct 01 2006 17:08:23\">\n"
1218       "   <rdf:RDF xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\">\n"
1219       "      <rdf:Description rdf:about=\"\"\n"
1220       "            xmlns:xap=\"http://ns.adobe.com/xap/1.0/\">\n"
1221       "         <xap:ModifyDate>%s</xap:ModifyDate>\n"
1222       "         <xap:CreateDate>%s</xap:CreateDate>\n"
1223       "         <xap:MetadataDate>%s</xap:MetadataDate>\n"
1224       "         <xap:CreatorTool>%s</xap:CreatorTool>\n"
1225       "      </rdf:Description>\n"
1226       "      <rdf:Description rdf:about=\"\"\n"
1227       "            xmlns:dc=\"http://purl.org/dc/elements/1.1/\">\n"
1228       "         <dc:format>application/pdf</dc:format>\n"
1229       "         <dc:title>\n"
1230       "           <rdf:Alt>\n"
1231       "              <rdf:li xml:lang=\"x-default\">%s</rdf:li>\n"
1232       "           </rdf:Alt>\n"
1233       "         </dc:title>\n"
1234       "      </rdf:Description>\n"
1235       "      <rdf:Description rdf:about=\"\"\n"
1236       "            xmlns:xapMM=\"http://ns.adobe.com/xap/1.0/mm/\">\n"
1237       "         <xapMM:DocumentID>uuid:6ec119d7-7982-4f56-808d-dfe64f5b35cf</xapMM:DocumentID>\n"
1238       "         <xapMM:InstanceID>uuid:a79b99b4-6235-447f-9f6c-ec18ef7555cb</xapMM:InstanceID>\n"
1239       "      </rdf:Description>\n"
1240       "      <rdf:Description rdf:about=\"\"\n"
1241       "            xmlns:pdf=\"http://ns.adobe.com/pdf/1.3/\">\n"
1242       "         <pdf:Producer>%s</pdf:Producer>\n"
1243       "      </rdf:Description>\n"
1244       "      <rdf:Description rdf:about=\"\"\n"
1245       "            xmlns:pdfaid=\"http://www.aiim.org/pdfa/ns/id/\">\n"
1246       "         <pdfaid:part>3</pdfaid:part>\n"
1247       "         <pdfaid:conformance>B</pdfaid:conformance>\n"
1248       "      </rdf:Description>\n"
1249       "   </rdf:RDF>\n"
1250       "</x:xmpmeta>\n"
1251       "<?xpacket end=\"w\"?>\n"
1252     },
1253     XMPProfileMagick[4]= { (char) 0xef, (char) 0xbb, (char) 0xbf, (char) 0x00 };
1254 RestoreMSCWarning
1255
1256   char
1257     basename[MagickPathExtent],
1258     buffer[MagickPathExtent],
1259     *escape,
1260     date[MagickPathExtent],
1261     **labels,
1262     page_geometry[MagickPathExtent],
1263     *url;
1264
1265   CompressionType
1266     compression;
1267
1268   const char
1269     *device,
1270     *option,
1271     *value;
1272
1273   const StringInfo
1274     *profile;
1275
1276   double
1277     pointsize;
1278
1279   GeometryInfo
1280     geometry_info;
1281
1282   Image
1283     *next,
1284     *tile_image;
1285
1286   MagickBooleanType
1287     status;
1288
1289   MagickOffsetType
1290     offset,
1291     scene,
1292     *xref;
1293
1294   MagickSizeType
1295     number_pixels;
1296
1297   MagickStatusType
1298     flags;
1299
1300   PointInfo
1301     delta,
1302     resolution,
1303     scale;
1304
1305   RectangleInfo
1306     geometry,
1307     media_info,
1308     page_info;
1309
1310   register const Quantum
1311     *p;
1312
1313   register unsigned char
1314     *q;
1315
1316   register ssize_t
1317     i,
1318     x;
1319
1320   size_t
1321     channels,
1322     imageListLength,
1323     info_id,
1324     length,
1325     object,
1326     pages_id,
1327     root_id,
1328     text_size,
1329     version;
1330
1331   ssize_t
1332     count,
1333     page_count,
1334     y;
1335
1336   struct tm
1337     local_time;
1338
1339   time_t
1340     seconds;
1341
1342   unsigned char
1343     *pixels;
1344
1345   wchar_t
1346     *utf16;
1347
1348   /*
1349     Open output image file.
1350   */
1351   assert(image_info != (const ImageInfo *) NULL);
1352   assert(image_info->signature == MagickCoreSignature);
1353   assert(image != (Image *) NULL);
1354   assert(image->signature == MagickCoreSignature);
1355   if (image->debug != MagickFalse)
1356     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
1357   assert(exception != (ExceptionInfo *) NULL);
1358   assert(exception->signature == MagickCoreSignature);
1359   status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception);
1360   if (status == MagickFalse)
1361     return(status);
1362   /*
1363     Allocate X ref memory.
1364   */
1365   xref=(MagickOffsetType *) AcquireQuantumMemory(2048UL,sizeof(*xref));
1366   if (xref == (MagickOffsetType *) NULL)
1367     ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
1368   (void) memset(xref,0,2048UL*sizeof(*xref));
1369   /*
1370     Write Info object.
1371   */
1372   object=0;
1373   version=3;
1374   if (image_info->compression == JPEG2000Compression)
1375     version=(size_t) MagickMax(version,5);
1376   for (next=image; next != (Image *) NULL; next=GetNextImageInList(next))
1377     if (next->alpha_trait != UndefinedPixelTrait)
1378       version=(size_t) MagickMax(version,4);
1379   if (LocaleCompare(image_info->magick,"PDFA") == 0)
1380     version=(size_t) MagickMax(version,6);
1381   profile=GetImageProfile(image,"icc");
1382   if (profile != (StringInfo *) NULL)
1383     version=(size_t) MagickMax(version,7);
1384   (void) FormatLocaleString(buffer,MagickPathExtent,"%%PDF-1.%.20g \n",(double)
1385     version);
1386   (void) WriteBlobString(image,buffer);
1387   if (LocaleCompare(image_info->magick,"PDFA") == 0)
1388     {
1389       (void) WriteBlobByte(image,'%');
1390       (void) WriteBlobByte(image,0xe2);
1391       (void) WriteBlobByte(image,0xe3);
1392       (void) WriteBlobByte(image,0xcf);
1393       (void) WriteBlobByte(image,0xd3);
1394       (void) WriteBlobByte(image,'\n');
1395     }
1396   /*
1397     Write Catalog object.
1398   */
1399   xref[object++]=TellBlob(image);
1400   root_id=object;
1401   (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
1402     object);
1403   (void) WriteBlobString(image,buffer);
1404   (void) WriteBlobString(image,"<<\n");
1405   if (LocaleCompare(image_info->magick,"PDFA") != 0)
1406     (void) FormatLocaleString(buffer,MagickPathExtent,"/Pages %.20g 0 R\n",
1407       (double) object+1);
1408   else
1409     {
1410       (void) FormatLocaleString(buffer,MagickPathExtent,"/Metadata %.20g 0 R\n",
1411         (double) object+1);
1412       (void) WriteBlobString(image,buffer);
1413       (void) FormatLocaleString(buffer,MagickPathExtent,"/Pages %.20g 0 R\n",
1414         (double) object+2);
1415     }
1416   (void) WriteBlobString(image,buffer);
1417   (void) WriteBlobString(image,"/Type /Catalog");
1418   option=GetImageOption(image_info,"pdf:page-direction");
1419   if ((option != (const char *) NULL) &&
1420       (LocaleCompare(option,"right-to-left") == 0))
1421     (void) WriteBlobString(image,"/ViewerPreferences<</PageDirection/R2L>>\n");
1422   (void) WriteBlobString(image,"\n");
1423   (void) WriteBlobString(image,">>\n");
1424   (void) WriteBlobString(image,"endobj\n");
1425   GetPathComponent(image->filename,BasePath,basename);
1426   if (LocaleCompare(image_info->magick,"PDFA") == 0)
1427     {
1428       char
1429         create_date[MagickPathExtent],
1430         modify_date[MagickPathExtent],
1431         timestamp[MagickPathExtent],
1432         *url,
1433         xmp_profile[MagickPathExtent];
1434
1435       /*
1436         Write XMP object.
1437       */
1438       xref[object++]=TellBlob(image);
1439       (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
1440         object);
1441       (void) WriteBlobString(image,buffer);
1442       (void) WriteBlobString(image,"<<\n");
1443       (void) WriteBlobString(image,"/Subtype /XML\n");
1444       *modify_date='\0';
1445       value=GetImageProperty(image,"date:modify",exception);
1446       if (value != (const char *) NULL)
1447         (void) CopyMagickString(modify_date,value,MagickPathExtent);
1448       *create_date='\0';
1449       value=GetImageProperty(image,"date:create",exception);
1450       if (value != (const char *) NULL)
1451         (void) CopyMagickString(create_date,value,MagickPathExtent);
1452       (void) FormatMagickTime(time((time_t *) NULL),MagickPathExtent,timestamp);
1453       url=(char *) MagickAuthoritativeURL;
1454       escape=EscapeParenthesis(basename);
1455       i=FormatLocaleString(xmp_profile,MagickPathExtent,XMPProfile,
1456         XMPProfileMagick,modify_date,create_date,timestamp,url,escape,url);
1457       escape=DestroyString(escape);
1458       (void) FormatLocaleString(buffer,MagickPathExtent,"/Length %.20g\n",
1459         (double) i);
1460       (void) WriteBlobString(image,buffer);
1461       (void) WriteBlobString(image,"/Type /Metadata\n");
1462       (void) WriteBlobString(image,">>\nstream\n");
1463       (void) WriteBlobString(image,xmp_profile);
1464       (void) WriteBlobString(image,"\nendstream\n");
1465       (void) WriteBlobString(image,"endobj\n");
1466     }
1467   /*
1468     Write Pages object.
1469   */
1470   xref[object++]=TellBlob(image);
1471   pages_id=object;
1472   (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
1473     object);
1474   (void) WriteBlobString(image,buffer);
1475   (void) WriteBlobString(image,"<<\n");
1476   (void) WriteBlobString(image,"/Type /Pages\n");
1477   (void) FormatLocaleString(buffer,MagickPathExtent,"/Kids [ %.20g 0 R ",
1478     (double) object+1);
1479   (void) WriteBlobString(image,buffer);
1480   count=(ssize_t) (pages_id+ObjectsPerImage+1);
1481   page_count=1;
1482   if (image_info->adjoin != MagickFalse)
1483     {
1484       Image
1485         *kid_image;
1486
1487       /*
1488         Predict page object id's.
1489       */
1490       kid_image=image;
1491       for ( ; GetNextImageInList(kid_image) != (Image *) NULL; count+=ObjectsPerImage)
1492       {
1493         page_count++;
1494         profile=GetImageProfile(kid_image,"icc");
1495         if (profile != (StringInfo *) NULL)
1496           count+=2;
1497         (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 R ",(double)
1498           count);
1499         (void) WriteBlobString(image,buffer);
1500         kid_image=GetNextImageInList(kid_image);
1501       }
1502       xref=(MagickOffsetType *) ResizeQuantumMemory(xref,(size_t) count+2048UL,
1503         sizeof(*xref));
1504       if (xref == (MagickOffsetType *) NULL)
1505         ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
1506     }
1507   (void) WriteBlobString(image,"]\n");
1508   (void) FormatLocaleString(buffer,MagickPathExtent,"/Count %.20g\n",(double)
1509     page_count);
1510   (void) WriteBlobString(image,buffer);
1511   (void) WriteBlobString(image,">>\n");
1512   (void) WriteBlobString(image,"endobj\n");
1513   scene=0;
1514   imageListLength=GetImageListLength(image);
1515   do
1516   {
1517     MagickBooleanType
1518       has_icc_profile;
1519
1520     profile=GetImageProfile(image,"icc");
1521     has_icc_profile=(profile != (StringInfo *) NULL) ? MagickTrue : MagickFalse;
1522     compression=image->compression;
1523     if (image_info->compression != UndefinedCompression)
1524       compression=image_info->compression;
1525     switch (compression)
1526     {
1527       case FaxCompression:
1528       case Group4Compression:
1529       {
1530         if ((SetImageMonochrome(image,exception) == MagickFalse) ||
1531             (image->alpha_trait != UndefinedPixelTrait))
1532           compression=RLECompression;
1533         break;
1534       }
1535 #if !defined(MAGICKCORE_JPEG_DELEGATE)
1536       case JPEGCompression:
1537       {
1538         compression=RLECompression;
1539         (void) ThrowMagickException(exception,GetMagickModule(),
1540           MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (JPEG)",
1541           image->filename);
1542         break;
1543       }
1544 #endif
1545 #if !defined(MAGICKCORE_LIBOPENJP2_DELEGATE)
1546       case JPEG2000Compression:
1547       {
1548         compression=RLECompression;
1549         (void) ThrowMagickException(exception,GetMagickModule(),
1550           MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (JP2)",
1551           image->filename);
1552         break;
1553       }
1554 #endif
1555 #if !defined(MAGICKCORE_ZLIB_DELEGATE)
1556       case ZipCompression:
1557       {
1558         compression=RLECompression;
1559         (void) ThrowMagickException(exception,GetMagickModule(),
1560           MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (ZLIB)",
1561           image->filename);
1562         break;
1563       }
1564 #endif
1565       case LZWCompression:
1566       {
1567         if (LocaleCompare(image_info->magick,"PDFA") == 0)
1568           compression=RLECompression;  /* LZW compression is forbidden */
1569         break;
1570       }
1571       case NoCompression:
1572       {
1573         if (LocaleCompare(image_info->magick,"PDFA") == 0)
1574           compression=RLECompression; /* ASCII 85 compression is forbidden */
1575         break;
1576       }
1577       default:
1578         break;
1579     }
1580     if (compression == JPEG2000Compression)
1581       (void) TransformImageColorspace(image,sRGBColorspace,exception);
1582     /*
1583       Scale relative to dots-per-inch.
1584     */
1585     delta.x=DefaultResolution;
1586     delta.y=DefaultResolution;
1587     resolution.x=image->resolution.x;
1588     resolution.y=image->resolution.y;
1589     if ((resolution.x == 0.0) || (resolution.y == 0.0))
1590       {
1591         flags=ParseGeometry(PSDensityGeometry,&geometry_info);
1592         resolution.x=geometry_info.rho;
1593         resolution.y=geometry_info.sigma;
1594         if ((flags & SigmaValue) == 0)
1595           resolution.y=resolution.x;
1596       }
1597     if (image_info->density != (char *) NULL)
1598       {
1599         flags=ParseGeometry(image_info->density,&geometry_info);
1600         resolution.x=geometry_info.rho;
1601         resolution.y=geometry_info.sigma;
1602         if ((flags & SigmaValue) == 0)
1603           resolution.y=resolution.x;
1604       }
1605     if (image->units == PixelsPerCentimeterResolution)
1606       {
1607         resolution.x=(double) ((size_t) (100.0*2.54*resolution.x+0.5)/100.0);
1608         resolution.y=(double) ((size_t) (100.0*2.54*resolution.y+0.5)/100.0);
1609       }
1610     SetGeometry(image,&geometry);
1611     (void) FormatLocaleString(page_geometry,MagickPathExtent,"%.20gx%.20g",
1612       (double) image->columns,(double) image->rows);
1613     if (image_info->page != (char *) NULL)
1614       (void) CopyMagickString(page_geometry,image_info->page,MagickPathExtent);
1615     else
1616       if ((image->page.width != 0) && (image->page.height != 0))
1617         (void) FormatLocaleString(page_geometry,MagickPathExtent,
1618           "%.20gx%.20g%+.20g%+.20g",(double) image->page.width,(double)
1619           image->page.height,(double) image->page.x,(double) image->page.y);
1620       else
1621         if ((image->gravity != UndefinedGravity) &&
1622             (LocaleCompare(image_info->magick,"PDF") == 0))
1623           (void) CopyMagickString(page_geometry,PSPageGeometry,
1624             MagickPathExtent);
1625     (void) ConcatenateMagickString(page_geometry,">",MagickPathExtent);
1626     (void) ParseMetaGeometry(page_geometry,&geometry.x,&geometry.y,
1627       &geometry.width,&geometry.height);
1628     scale.x=(double) (geometry.width*delta.x)/resolution.x;
1629     geometry.width=(size_t) floor(scale.x+0.5);
1630     scale.y=(double) (geometry.height*delta.y)/resolution.y;
1631     geometry.height=(size_t) floor(scale.y+0.5);
1632     (void) ParseAbsoluteGeometry(page_geometry,&media_info);
1633     (void) ParseGravityGeometry(image,page_geometry,&page_info,exception);
1634     if (image->gravity != UndefinedGravity)
1635       {
1636         geometry.x=(-page_info.x);
1637         geometry.y=(ssize_t) (media_info.height+page_info.y-image->rows);
1638       }
1639     pointsize=12.0;
1640     if (image_info->pointsize != 0.0)
1641       pointsize=image_info->pointsize;
1642     text_size=0;
1643     value=GetImageProperty(image,"label",exception);
1644     if (value != (const char *) NULL)
1645       text_size=(size_t) (MultilineCensus(value)*pointsize+12);
1646     (void) text_size;
1647     /*
1648       Write Page object.
1649     */
1650     xref[object++]=TellBlob(image);
1651     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
1652       object);
1653     (void) WriteBlobString(image,buffer);
1654     (void) WriteBlobString(image,"<<\n");
1655     (void) WriteBlobString(image,"/Type /Page\n");
1656     (void) FormatLocaleString(buffer,MagickPathExtent,"/Parent %.20g 0 R\n",
1657       (double) pages_id);
1658     (void) WriteBlobString(image,buffer);
1659     (void) WriteBlobString(image,"/Resources <<\n");
1660     labels=(char **) NULL;
1661     value=GetImageProperty(image,"label",exception);
1662     if (value != (const char *) NULL)
1663       labels=StringToList(value);
1664     if (labels != (char **) NULL)
1665       {
1666         (void) FormatLocaleString(buffer,MagickPathExtent,
1667           "/Font << /F%.20g %.20g 0 R >>\n",(double) image->scene,(double)
1668           object+4);
1669         (void) WriteBlobString(image,buffer);
1670       }
1671     (void) FormatLocaleString(buffer,MagickPathExtent,
1672       "/XObject << /Im%.20g %.20g 0 R >>\n",(double) image->scene,(double)
1673       object+5);
1674     (void) WriteBlobString(image,buffer);
1675     (void) FormatLocaleString(buffer,MagickPathExtent,"/ProcSet %.20g 0 R >>\n",
1676       (double) object+3);
1677     (void) WriteBlobString(image,buffer);
1678     (void) FormatLocaleString(buffer,MagickPathExtent,
1679       "/MediaBox [0 0 %g %g]\n",72.0*media_info.width/resolution.x,
1680       72.0*media_info.height/resolution.y);
1681     (void) WriteBlobString(image,buffer);
1682     (void) FormatLocaleString(buffer,MagickPathExtent,
1683       "/CropBox [0 0 %g %g]\n",72.0*media_info.width/resolution.x,
1684       72.0*media_info.height/resolution.y);
1685     (void) WriteBlobString(image,buffer);
1686     (void) FormatLocaleString(buffer,MagickPathExtent,"/Contents %.20g 0 R\n",
1687       (double) object+1);
1688     (void) WriteBlobString(image,buffer);
1689     (void) FormatLocaleString(buffer,MagickPathExtent,"/Thumb %.20g 0 R\n",
1690       (double) object+(has_icc_profile != MagickFalse ? 10 : 8));
1691     (void) WriteBlobString(image,buffer);
1692     (void) WriteBlobString(image,">>\n");
1693     (void) WriteBlobString(image,"endobj\n");
1694     /*
1695       Write Contents object.
1696     */
1697     xref[object++]=TellBlob(image);
1698     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
1699       object);
1700     (void) WriteBlobString(image,buffer);
1701     (void) WriteBlobString(image,"<<\n");
1702     (void) FormatLocaleString(buffer,MagickPathExtent,"/Length %.20g 0 R\n",
1703       (double) object+1);
1704     (void) WriteBlobString(image,buffer);
1705     (void) WriteBlobString(image,">>\n");
1706     (void) WriteBlobString(image,"stream\n");
1707     offset=TellBlob(image);
1708     (void) WriteBlobString(image,"q\n");
1709     if (labels != (char **) NULL)
1710       for (i=0; labels[i] != (char *) NULL; i++)
1711       {
1712         (void) WriteBlobString(image,"BT\n");
1713         (void) FormatLocaleString(buffer,MagickPathExtent,"/F%.20g %g Tf\n",
1714           (double) image->scene,pointsize);
1715         (void) WriteBlobString(image,buffer);
1716         (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g %.20g Td\n",
1717           (double) geometry.x,(double) (geometry.y+geometry.height+i*pointsize+
1718           12));
1719         (void) WriteBlobString(image,buffer);
1720         (void) FormatLocaleString(buffer,MagickPathExtent,"(%s) Tj\n",
1721            labels[i]);
1722         (void) WriteBlobString(image,buffer);
1723         (void) WriteBlobString(image,"ET\n");
1724         labels[i]=DestroyString(labels[i]);
1725       }
1726     (void) FormatLocaleString(buffer,MagickPathExtent,
1727       "%g 0 0 %g %.20g %.20g cm\n",scale.x,scale.y,(double) geometry.x,
1728       (double) geometry.y);
1729     (void) WriteBlobString(image,buffer);
1730     (void) FormatLocaleString(buffer,MagickPathExtent,"/Im%.20g Do\n",(double)
1731       image->scene);
1732     (void) WriteBlobString(image,buffer);
1733     (void) WriteBlobString(image,"Q\n");
1734     offset=TellBlob(image)-offset;
1735     (void) WriteBlobString(image,"\nendstream\n");
1736     (void) WriteBlobString(image,"endobj\n");
1737     /*
1738       Write Length object.
1739     */
1740     xref[object++]=TellBlob(image);
1741     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
1742       object);
1743     (void) WriteBlobString(image,buffer);
1744     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double)
1745       offset);
1746     (void) WriteBlobString(image,buffer);
1747     (void) WriteBlobString(image,"endobj\n");
1748     /*
1749       Write Procset object.
1750     */
1751     xref[object++]=TellBlob(image);
1752     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
1753       object);
1754     (void) WriteBlobString(image,buffer);
1755     if ((image->storage_class == DirectClass) || (image->colors > 256))
1756       (void) CopyMagickString(buffer,"[ /PDF /Text /ImageC",MagickPathExtent);
1757     else
1758       if ((compression == FaxCompression) || (compression == Group4Compression))
1759         (void) CopyMagickString(buffer,"[ /PDF /Text /ImageB",MagickPathExtent);
1760       else
1761         (void) CopyMagickString(buffer,"[ /PDF /Text /ImageI",MagickPathExtent);
1762     (void) WriteBlobString(image,buffer);
1763     (void) WriteBlobString(image," ]\n");
1764     (void) WriteBlobString(image,"endobj\n");
1765     /*
1766       Write Font object.
1767     */
1768     xref[object++]=TellBlob(image);
1769     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
1770       object);
1771     (void) WriteBlobString(image,buffer);
1772     (void) WriteBlobString(image,"<<\n");
1773     if (labels != (char **) NULL)
1774       {
1775         (void) WriteBlobString(image,"/Type /Font\n");
1776         (void) WriteBlobString(image,"/Subtype /Type1\n");
1777         (void) FormatLocaleString(buffer,MagickPathExtent,"/Name /F%.20g\n",
1778           (double) image->scene);
1779         (void) WriteBlobString(image,buffer);
1780         (void) WriteBlobString(image,"/BaseFont /Helvetica\n");
1781         (void) WriteBlobString(image,"/Encoding /MacRomanEncoding\n");
1782         labels=(char **) RelinquishMagickMemory(labels);
1783       }
1784     (void) WriteBlobString(image,">>\n");
1785     (void) WriteBlobString(image,"endobj\n");
1786     /*
1787       Write XObject object.
1788     */
1789     xref[object++]=TellBlob(image);
1790     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
1791       object);
1792     (void) WriteBlobString(image,buffer);
1793     (void) WriteBlobString(image,"<<\n");
1794     (void) WriteBlobString(image,"/Type /XObject\n");
1795     (void) WriteBlobString(image,"/Subtype /Image\n");
1796     (void) FormatLocaleString(buffer,MagickPathExtent,"/Name /Im%.20g\n",
1797       (double) image->scene);
1798     (void) WriteBlobString(image,buffer);
1799     switch (compression)
1800     {
1801       case NoCompression:
1802       {
1803         (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
1804           "ASCII85Decode");
1805         break;
1806       }
1807       case JPEGCompression:
1808       {
1809         (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,"DCTDecode");
1810         if (image->colorspace != CMYKColorspace)
1811           break;
1812         (void) WriteBlobString(image,buffer);
1813         (void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
1814           MagickPathExtent);
1815         break;
1816       }
1817       case JPEG2000Compression:
1818       {
1819         (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,"JPXDecode");
1820         if (image->colorspace != CMYKColorspace)
1821           break;
1822         (void) WriteBlobString(image,buffer);
1823         (void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
1824           MagickPathExtent);
1825         break;
1826       }
1827       case LZWCompression:
1828       {
1829         (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,"LZWDecode");
1830         break;
1831       }
1832       case ZipCompression:
1833       {
1834         (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
1835           "FlateDecode");
1836         break;
1837       }
1838       case FaxCompression:
1839       case Group4Compression:
1840       {
1841         (void) CopyMagickString(buffer,"/Filter [ /CCITTFaxDecode ]\n",
1842           MagickPathExtent);
1843         (void) WriteBlobString(image,buffer);
1844         (void) FormatLocaleString(buffer,MagickPathExtent,"/DecodeParms [ << "
1845           "/K %s /BlackIs1 false /Columns %.20g /Rows %.20g >> ]\n",CCITTParam,
1846           (double) image->columns,(double) image->rows);
1847         break;
1848       }
1849       default:
1850       {
1851         (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
1852           "RunLengthDecode");
1853         break;
1854       }
1855     }
1856     (void) WriteBlobString(image,buffer);
1857     (void) FormatLocaleString(buffer,MagickPathExtent,"/Width %.20g\n",(double)
1858       image->columns);
1859     (void) WriteBlobString(image,buffer);
1860     (void) FormatLocaleString(buffer,MagickPathExtent,"/Height %.20g\n",(double)
1861       image->rows);
1862     (void) WriteBlobString(image,buffer);
1863     (void) FormatLocaleString(buffer,MagickPathExtent,"/ColorSpace %.20g 0 R\n",
1864       (double) object+2);
1865     (void) WriteBlobString(image,buffer);
1866     (void) FormatLocaleString(buffer,MagickPathExtent,"/BitsPerComponent %d\n",
1867       (compression == FaxCompression) || (compression == Group4Compression) ?
1868       1 : 8);
1869     (void) WriteBlobString(image,buffer);
1870     if (image->alpha_trait != UndefinedPixelTrait)
1871       {
1872         (void) FormatLocaleString(buffer,MagickPathExtent,"/SMask %.20g 0 R\n",
1873           (double) object+(has_icc_profile != MagickFalse ? 9 : 7));
1874         (void) WriteBlobString(image,buffer);
1875       }
1876     (void) FormatLocaleString(buffer,MagickPathExtent,"/Length %.20g 0 R\n",
1877       (double) object+1);
1878     (void) WriteBlobString(image,buffer);
1879     (void) WriteBlobString(image,">>\n");
1880     (void) WriteBlobString(image,"stream\n");
1881     offset=TellBlob(image);
1882     number_pixels=(MagickSizeType) image->columns*image->rows;
1883     if ((4*number_pixels) != (MagickSizeType) ((size_t) (4*number_pixels)))
1884       ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
1885     if ((compression == FaxCompression) || (compression == Group4Compression) ||
1886         ((image_info->type != TrueColorType) &&
1887          (SetImageGray(image,exception) != MagickFalse)))
1888       {
1889         switch (compression)
1890         {
1891           case FaxCompression:
1892           case Group4Compression:
1893           {
1894             if (LocaleCompare(CCITTParam,"0") == 0)
1895               {
1896                 (void) HuffmanEncodeImage(image_info,image,image,exception);
1897                 break;
1898               }
1899             (void) Huffman2DEncodeImage(image_info,image,image,exception);
1900             break;
1901           }
1902           case JPEGCompression:
1903           {
1904             status=InjectImageBlob(image_info,image,image,"jpeg",exception);
1905             if (status == MagickFalse)
1906               {
1907                 (void) CloseBlob(image);
1908                 return(MagickFalse);
1909               }
1910             break;
1911           }
1912           case JPEG2000Compression:
1913           {
1914             status=InjectImageBlob(image_info,image,image,"jp2",exception);
1915             if (status == MagickFalse)
1916               {
1917                 (void) CloseBlob(image);
1918                 return(MagickFalse);
1919               }
1920             break;
1921           }
1922           case RLECompression:
1923           default:
1924           {
1925             MemoryInfo
1926               *pixel_info;
1927
1928             /*
1929               Allocate pixel array.
1930             */
1931             length=(size_t) number_pixels;
1932             pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
1933             if (pixel_info == (MemoryInfo *) NULL)
1934               ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
1935             pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
1936             /*
1937               Dump Runlength encoded pixels.
1938             */
1939             q=pixels;
1940             for (y=0; y < (ssize_t) image->rows; y++)
1941             {
1942               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
1943               if (p == (const Quantum *) NULL)
1944                 break;
1945               for (x=0; x < (ssize_t) image->columns; x++)
1946               {
1947                 *q++=ScaleQuantumToChar(ClampToQuantum(GetPixelLuma(image,p)));
1948                 p+=GetPixelChannels(image);
1949               }
1950               if (image->previous == (Image *) NULL)
1951                 {
1952                   status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
1953                     y,image->rows);
1954                   if (status == MagickFalse)
1955                     break;
1956                 }
1957             }
1958 #if defined(MAGICKCORE_ZLIB_DELEGATE)
1959             if (compression == ZipCompression)
1960               status=ZLIBEncodeImage(image,length,pixels,exception);
1961             else
1962 #endif
1963               if (compression == LZWCompression)
1964                 status=LZWEncodeImage(image,length,pixels,exception);
1965               else
1966                 status=PackbitsEncodeImage(image,length,pixels,exception);
1967             pixel_info=RelinquishVirtualMemory(pixel_info);
1968             if (status == MagickFalse)
1969               {
1970                 (void) CloseBlob(image);
1971                 return(MagickFalse);
1972               }
1973             break;
1974           }
1975           case NoCompression:
1976           {
1977             /*
1978               Dump uncompressed PseudoColor packets.
1979             */
1980             Ascii85Initialize(image);
1981             for (y=0; y < (ssize_t) image->rows; y++)
1982             {
1983               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
1984               if (p == (const Quantum *) NULL)
1985                 break;
1986               for (x=0; x < (ssize_t) image->columns; x++)
1987               {
1988                 Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
1989                   GetPixelLuma(image,p))));
1990                 p+=GetPixelChannels(image);
1991               }
1992               if (image->previous == (Image *) NULL)
1993                 {
1994                   status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
1995                     y,image->rows);
1996                   if (status == MagickFalse)
1997                     break;
1998                 }
1999             }
2000             Ascii85Flush(image);
2001             break;
2002           }
2003         }
2004       }
2005     else
2006       if ((image->storage_class == DirectClass) || (image->colors > 256) ||
2007           (compression == JPEGCompression) ||
2008           (compression == JPEG2000Compression))
2009         switch (compression)
2010         {
2011           case JPEGCompression:
2012           {
2013             status=InjectImageBlob(image_info,image,image,"jpeg",exception);
2014             if (status == MagickFalse)
2015               {
2016                 (void) CloseBlob(image);
2017                 return(MagickFalse);
2018               }
2019             break;
2020           }
2021           case JPEG2000Compression:
2022           {
2023             status=InjectImageBlob(image_info,image,image,"jp2",exception);
2024             if (status == MagickFalse)
2025               {
2026                 (void) CloseBlob(image);
2027                 return(MagickFalse);
2028               }
2029             break;
2030           }
2031           case RLECompression:
2032           default:
2033           {
2034             MemoryInfo
2035               *pixel_info;
2036
2037             /*
2038               Allocate pixel array.
2039             */
2040             length=(size_t) number_pixels;
2041             length*=image->colorspace == CMYKColorspace ? 4UL : 3UL;
2042             pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
2043             if (pixel_info == (MemoryInfo *) NULL)
2044               {
2045                 xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
2046                 ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
2047               }
2048             pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
2049             /*
2050               Dump runoffset encoded pixels.
2051             */
2052             q=pixels;
2053             for (y=0; y < (ssize_t) image->rows; y++)
2054             {
2055               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
2056               if (p == (const Quantum *) NULL)
2057                 break;
2058               for (x=0; x < (ssize_t) image->columns; x++)
2059               {
2060                 *q++=ScaleQuantumToChar(GetPixelRed(image,p));
2061                 *q++=ScaleQuantumToChar(GetPixelGreen(image,p));
2062                 *q++=ScaleQuantumToChar(GetPixelBlue(image,p));
2063                 if (image->colorspace == CMYKColorspace)
2064                   *q++=ScaleQuantumToChar(GetPixelBlack(image,p));
2065                 p+=GetPixelChannels(image);
2066               }
2067               if (image->previous == (Image *) NULL)
2068                 {
2069                   status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
2070                     y,image->rows);
2071                   if (status == MagickFalse)
2072                     break;
2073                 }
2074             }
2075 #if defined(MAGICKCORE_ZLIB_DELEGATE)
2076             if (compression == ZipCompression)
2077               status=ZLIBEncodeImage(image,length,pixels,exception);
2078             else
2079 #endif
2080               if (compression == LZWCompression)
2081                 status=LZWEncodeImage(image,length,pixels,exception);
2082               else
2083                 status=PackbitsEncodeImage(image,length,pixels,exception);
2084             pixel_info=RelinquishVirtualMemory(pixel_info);
2085             if (status == MagickFalse)
2086               {
2087                 (void) CloseBlob(image);
2088                 return(MagickFalse);
2089               }
2090             break;
2091           }
2092           case NoCompression:
2093           {
2094             /*
2095               Dump uncompressed DirectColor packets.
2096             */
2097             Ascii85Initialize(image);
2098             for (y=0; y < (ssize_t) image->rows; y++)
2099             {
2100               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
2101               if (p == (const Quantum *) NULL)
2102                 break;
2103               for (x=0; x < (ssize_t) image->columns; x++)
2104               {
2105                 Ascii85Encode(image,ScaleQuantumToChar(GetPixelRed(image,p)));
2106                 Ascii85Encode(image,ScaleQuantumToChar(GetPixelGreen(image,p)));
2107                 Ascii85Encode(image,ScaleQuantumToChar(GetPixelBlue(image,p)));
2108                 if (image->colorspace == CMYKColorspace)
2109                   Ascii85Encode(image,ScaleQuantumToChar(
2110                     GetPixelBlack(image,p)));
2111                 p+=GetPixelChannels(image);
2112               }
2113               if (image->previous == (Image *) NULL)
2114                 {
2115                   status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
2116                     y,image->rows);
2117                   if (status == MagickFalse)
2118                     break;
2119                 }
2120             }
2121             Ascii85Flush(image);
2122             break;
2123           }
2124         }
2125       else
2126         {
2127           /*
2128             Dump number of colors and colormap.
2129           */
2130           switch (compression)
2131           {
2132             case RLECompression:
2133             default:
2134             {
2135               MemoryInfo
2136                 *pixel_info;
2137
2138               /*
2139                 Allocate pixel array.
2140               */
2141               length=(size_t) number_pixels;
2142               pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
2143               if (pixel_info == (MemoryInfo *) NULL)
2144                 {
2145                   xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
2146                   ThrowPDFException(ResourceLimitError,
2147                     "MemoryAllocationFailed");
2148                 }
2149               pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
2150               /*
2151                 Dump Runlength encoded pixels.
2152               */
2153               q=pixels;
2154               for (y=0; y < (ssize_t) image->rows; y++)
2155               {
2156                 p=GetVirtualPixels(image,0,y,image->columns,1,exception);
2157                 if (p == (const Quantum *) NULL)
2158                   break;
2159                 for (x=0; x < (ssize_t) image->columns; x++)
2160                 {
2161                   *q++=(unsigned char) GetPixelIndex(image,p);
2162                   p+=GetPixelChannels(image);
2163                 }
2164                 if (image->previous == (Image *) NULL)
2165                   {
2166                     status=SetImageProgress(image,SaveImageTag,
2167                       (MagickOffsetType) y,image->rows);
2168                     if (status == MagickFalse)
2169                       break;
2170                   }
2171               }
2172 #if defined(MAGICKCORE_ZLIB_DELEGATE)
2173               if (compression == ZipCompression)
2174                 status=ZLIBEncodeImage(image,length,pixels,exception);
2175               else
2176 #endif
2177                 if (compression == LZWCompression)
2178                   status=LZWEncodeImage(image,length,pixels,exception);
2179                 else
2180                   status=PackbitsEncodeImage(image,length,pixels,exception);
2181               pixel_info=RelinquishVirtualMemory(pixel_info);
2182               if (status == MagickFalse)
2183                 {
2184                   (void) CloseBlob(image);
2185                   return(MagickFalse);
2186                 }
2187               break;
2188             }
2189             case NoCompression:
2190             {
2191               /*
2192                 Dump uncompressed PseudoColor packets.
2193               */
2194               Ascii85Initialize(image);
2195               for (y=0; y < (ssize_t) image->rows; y++)
2196               {
2197                 p=GetVirtualPixels(image,0,y,image->columns,1,exception);
2198                 if (p == (const Quantum *) NULL)
2199                   break;
2200                 for (x=0; x < (ssize_t) image->columns; x++)
2201                 {
2202                   Ascii85Encode(image,(unsigned char) GetPixelIndex(image,p));
2203                   p+=GetPixelChannels(image);
2204                 }
2205                 if (image->previous == (Image *) NULL)
2206                   {
2207                     status=SetImageProgress(image,SaveImageTag,
2208                       (MagickOffsetType) y,image->rows);
2209                     if (status == MagickFalse)
2210                       break;
2211                   }
2212               }
2213               Ascii85Flush(image);
2214               break;
2215             }
2216           }
2217         }
2218     offset=TellBlob(image)-offset;
2219     (void) WriteBlobString(image,"\nendstream\n");
2220     (void) WriteBlobString(image,"endobj\n");
2221     /*
2222       Write Length object.
2223     */
2224     xref[object++]=TellBlob(image);
2225     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
2226       object);
2227     (void) WriteBlobString(image,buffer);
2228     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double)
2229       offset);
2230     (void) WriteBlobString(image,buffer);
2231     (void) WriteBlobString(image,"endobj\n");
2232     /*
2233       Write Colorspace object.
2234     */
2235     xref[object++]=TellBlob(image);
2236     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
2237       object);
2238     (void) WriteBlobString(image,buffer);
2239     device="DeviceRGB";
2240     channels=0;
2241     if (image->colorspace == CMYKColorspace)
2242       {
2243         device="DeviceCMYK";
2244         channels=4;
2245       }
2246     else
2247       if ((compression == FaxCompression) ||
2248           (compression == Group4Compression) ||
2249           ((image_info->type != TrueColorType) &&
2250            (SetImageGray(image,exception) != MagickFalse)))
2251         {
2252           device="DeviceGray";
2253           channels=1;
2254         }
2255       else
2256         if ((image->storage_class == DirectClass) ||
2257             (image->colors > 256) || (compression == JPEGCompression) ||
2258             (compression == JPEG2000Compression))
2259           {
2260             device="DeviceRGB";
2261             channels=3;
2262           }
2263     profile=GetImageProfile(image,"icc");
2264     if ((profile == (StringInfo *) NULL) || (channels == 0))
2265       {
2266         if (channels != 0)
2267           (void) FormatLocaleString(buffer,MagickPathExtent,"/%s\n",device);
2268         else
2269           (void) FormatLocaleString(buffer,MagickPathExtent,
2270             "[ /Indexed /%s %.20g %.20g 0 R ]\n",device,(double) image->colors-
2271             1,(double) object+3);
2272         (void) WriteBlobString(image,buffer);
2273       }
2274     else
2275       {
2276         const unsigned char
2277           *p;
2278
2279         /*
2280           Write ICC profile.
2281         */
2282         (void) FormatLocaleString(buffer,MagickPathExtent,
2283           "[/ICCBased %.20g 0 R]\n",(double) object+1);
2284         (void) WriteBlobString(image,buffer);
2285         (void) WriteBlobString(image,"endobj\n");
2286         xref[object++]=TellBlob(image);
2287         (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",
2288           (double) object);
2289         (void) WriteBlobString(image,buffer);
2290         (void) FormatLocaleString(buffer,MagickPathExtent,"<<\n/N %.20g\n"
2291           "/Filter /ASCII85Decode\n/Length %.20g 0 R\n/Alternate /%s\n>>\n"
2292           "stream\n",(double) channels,(double) object+1,device);
2293         (void) WriteBlobString(image,buffer);
2294         offset=TellBlob(image);
2295         Ascii85Initialize(image);
2296         p=GetStringInfoDatum(profile);
2297         for (i=0; i < (ssize_t) GetStringInfoLength(profile); i++)
2298           Ascii85Encode(image,(unsigned char) *p++);
2299         Ascii85Flush(image);
2300         offset=TellBlob(image)-offset;
2301         (void) WriteBlobString(image,"endstream\n");
2302         (void) WriteBlobString(image,"endobj\n");
2303         /*
2304           Write Length object.
2305         */
2306         xref[object++]=TellBlob(image);
2307         (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",
2308           (double) object);
2309         (void) WriteBlobString(image,buffer);
2310         (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double)
2311           offset);
2312         (void) WriteBlobString(image,buffer);
2313       }
2314     (void) WriteBlobString(image,"endobj\n");
2315     /*
2316       Write Thumb object.
2317     */
2318     SetGeometry(image,&geometry);
2319     (void) ParseMetaGeometry("106x106+0+0>",&geometry.x,&geometry.y,
2320       &geometry.width,&geometry.height);
2321     tile_image=ThumbnailImage(image,geometry.width,geometry.height,exception);
2322     if (tile_image == (Image *) NULL)
2323       return(MagickFalse);
2324     xref[object++]=TellBlob(image);
2325     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
2326       object);
2327     (void) WriteBlobString(image,buffer);
2328     (void) WriteBlobString(image,"<<\n");
2329     switch (compression)
2330     {
2331       case NoCompression:
2332       {
2333         (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
2334           "ASCII85Decode");
2335         break;
2336       }
2337       case JPEGCompression:
2338       {
2339         (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,"DCTDecode");
2340         if (image->colorspace != CMYKColorspace)
2341           break;
2342         (void) WriteBlobString(image,buffer);
2343         (void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
2344           MagickPathExtent);
2345         break;
2346       }
2347       case JPEG2000Compression:
2348       {
2349         (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,"JPXDecode");
2350         if (image->colorspace != CMYKColorspace)
2351           break;
2352         (void) WriteBlobString(image,buffer);
2353         (void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
2354           MagickPathExtent);
2355         break;
2356       }
2357       case LZWCompression:
2358       {
2359         (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,"LZWDecode");
2360         break;
2361       }
2362       case ZipCompression:
2363       {
2364         (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
2365           "FlateDecode");
2366         break;
2367       }
2368       case FaxCompression:
2369       case Group4Compression:
2370       {
2371         (void) CopyMagickString(buffer,"/Filter [ /CCITTFaxDecode ]\n",
2372           MagickPathExtent);
2373         (void) WriteBlobString(image,buffer);
2374         (void) FormatLocaleString(buffer,MagickPathExtent,"/DecodeParms [ << "
2375           "/K %s /BlackIs1 false /Columns %.20g /Rows %.20g >> ]\n",CCITTParam,
2376           (double) tile_image->columns,(double) tile_image->rows);
2377         break;
2378       }
2379       default:
2380       {
2381         (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
2382           "RunLengthDecode");
2383         break;
2384       }
2385     }
2386     (void) WriteBlobString(image,buffer);
2387     (void) FormatLocaleString(buffer,MagickPathExtent,"/Width %.20g\n",(double)
2388       tile_image->columns);
2389     (void) WriteBlobString(image,buffer);
2390     (void) FormatLocaleString(buffer,MagickPathExtent,"/Height %.20g\n",(double)
2391       tile_image->rows);
2392     (void) WriteBlobString(image,buffer);
2393     (void) FormatLocaleString(buffer,MagickPathExtent,"/ColorSpace %.20g 0 R\n",
2394       (double) object-(has_icc_profile != MagickFalse ? 3 : 1));
2395     (void) WriteBlobString(image,buffer);
2396     (void) FormatLocaleString(buffer,MagickPathExtent,"/BitsPerComponent %d\n",
2397       (compression == FaxCompression) || (compression == Group4Compression) ?
2398       1 : 8);
2399     (void) WriteBlobString(image,buffer);
2400     (void) FormatLocaleString(buffer,MagickPathExtent,"/Length %.20g 0 R\n",
2401       (double) object+1);
2402     (void) WriteBlobString(image,buffer);
2403     (void) WriteBlobString(image,">>\n");
2404     (void) WriteBlobString(image,"stream\n");
2405     offset=TellBlob(image);
2406     number_pixels=(MagickSizeType) tile_image->columns*tile_image->rows;
2407     if ((compression == FaxCompression) ||
2408         (compression == Group4Compression) ||
2409         ((image_info->type != TrueColorType) &&
2410          (SetImageGray(tile_image,exception) != MagickFalse)))
2411       {
2412         switch (compression)
2413         {
2414           case FaxCompression:
2415           case Group4Compression:
2416           {
2417             if (LocaleCompare(CCITTParam,"0") == 0)
2418               {
2419                 (void) HuffmanEncodeImage(image_info,image,tile_image,
2420                   exception);
2421                 break;
2422               }
2423             (void) Huffman2DEncodeImage(image_info,image,tile_image,exception);
2424             break;
2425           }
2426           case JPEGCompression:
2427           {
2428             status=InjectImageBlob(image_info,image,tile_image,"jpeg",
2429               exception);
2430             if (status == MagickFalse)
2431               {
2432                 (void) CloseBlob(image);
2433                 return(MagickFalse);
2434               }
2435             break;
2436           }
2437           case JPEG2000Compression:
2438           {
2439             status=InjectImageBlob(image_info,image,tile_image,"jp2",exception);
2440             if (status == MagickFalse)
2441               {
2442                 (void) CloseBlob(image);
2443                 return(MagickFalse);
2444               }
2445             break;
2446           }
2447           case RLECompression:
2448           default:
2449           {
2450             MemoryInfo
2451               *pixel_info;
2452
2453             /*
2454               Allocate pixel array.
2455             */
2456             length=(size_t) number_pixels;
2457             pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
2458             if (pixel_info == (MemoryInfo *) NULL)
2459               {
2460                 tile_image=DestroyImage(tile_image);
2461                 ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
2462               }
2463             pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
2464             /*
2465               Dump runlength encoded pixels.
2466             */
2467             q=pixels;
2468             for (y=0; y < (ssize_t) tile_image->rows; y++)
2469             {
2470               p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
2471                 exception);
2472               if (p == (const Quantum *) NULL)
2473                 break;
2474               for (x=0; x < (ssize_t) tile_image->columns; x++)
2475               {
2476                 *q++=ScaleQuantumToChar(ClampToQuantum(GetPixelLuma(
2477                   tile_image,p)));
2478                 p+=GetPixelChannels(tile_image);
2479               }
2480             }
2481 #if defined(MAGICKCORE_ZLIB_DELEGATE)
2482             if (compression == ZipCompression)
2483               status=ZLIBEncodeImage(image,length,pixels,exception);
2484             else
2485 #endif
2486               if (compression == LZWCompression)
2487                 status=LZWEncodeImage(image,length,pixels,exception);
2488               else
2489                 status=PackbitsEncodeImage(image,length,pixels,exception);
2490             pixel_info=RelinquishVirtualMemory(pixel_info);
2491             if (status == MagickFalse)
2492               {
2493                 (void) CloseBlob(image);
2494                 return(MagickFalse);
2495               }
2496             break;
2497           }
2498           case NoCompression:
2499           {
2500             /*
2501               Dump uncompressed PseudoColor packets.
2502             */
2503             Ascii85Initialize(image);
2504             for (y=0; y < (ssize_t) tile_image->rows; y++)
2505             {
2506               p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
2507                 exception);
2508               if (p == (const Quantum *) NULL)
2509                 break;
2510               for (x=0; x < (ssize_t) tile_image->columns; x++)
2511               {
2512                 Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
2513                   GetPixelLuma(tile_image,p))));
2514                 p+=GetPixelChannels(tile_image);
2515               }
2516             }
2517             Ascii85Flush(image);
2518             break;
2519           }
2520         }
2521       }
2522     else
2523       if ((tile_image->storage_class == DirectClass) ||
2524           (tile_image->colors > 256) || (compression == JPEGCompression) ||
2525           (compression == JPEG2000Compression))
2526         switch (compression)
2527         {
2528           case JPEGCompression:
2529           {
2530             status=InjectImageBlob(image_info,image,tile_image,"jpeg",
2531               exception);
2532             if (status == MagickFalse)
2533               {
2534                 (void) CloseBlob(image);
2535                 return(MagickFalse);
2536               }
2537             break;
2538           }
2539           case JPEG2000Compression:
2540           {
2541             status=InjectImageBlob(image_info,image,tile_image,"jp2",exception);
2542             if (status == MagickFalse)
2543               {
2544                 (void) CloseBlob(image);
2545                 return(MagickFalse);
2546               }
2547             break;
2548           }
2549           case RLECompression:
2550           default:
2551           {
2552             MemoryInfo
2553               *pixel_info;
2554
2555             /*
2556               Allocate pixel array.
2557             */
2558             length=(size_t) number_pixels;
2559             length*=tile_image->colorspace == CMYKColorspace ? 4UL : 3UL;
2560             pixel_info=AcquireVirtualMemory(length,4*sizeof(*pixels));
2561             if (pixel_info == (MemoryInfo *) NULL)
2562               {
2563                 tile_image=DestroyImage(tile_image);
2564                 ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
2565               }
2566             pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
2567             /*
2568               Dump runlength encoded pixels.
2569             */
2570             q=pixels;
2571             for (y=0; y < (ssize_t) tile_image->rows; y++)
2572             {
2573               p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
2574                 exception);
2575               if (p == (const Quantum *) NULL)
2576                 break;
2577               for (x=0; x < (ssize_t) tile_image->columns; x++)
2578               {
2579                 *q++=ScaleQuantumToChar(GetPixelRed(tile_image,p));
2580                 *q++=ScaleQuantumToChar(GetPixelGreen(tile_image,p));
2581                 *q++=ScaleQuantumToChar(GetPixelBlue(tile_image,p));
2582                 if (tile_image->colorspace == CMYKColorspace)
2583                   *q++=ScaleQuantumToChar(GetPixelBlack(tile_image,p));
2584                 p+=GetPixelChannels(tile_image);
2585               }
2586             }
2587 #if defined(MAGICKCORE_ZLIB_DELEGATE)
2588             if (compression == ZipCompression)
2589               status=ZLIBEncodeImage(image,length,pixels,exception);
2590             else
2591 #endif
2592               if (compression == LZWCompression)
2593                 status=LZWEncodeImage(image,length,pixels,exception);
2594               else
2595                 status=PackbitsEncodeImage(image,length,pixels,exception);
2596             pixel_info=RelinquishVirtualMemory(pixel_info);
2597             if (status == MagickFalse)
2598               {
2599                 (void) CloseBlob(image);
2600                 return(MagickFalse);
2601               }
2602             break;
2603           }
2604           case NoCompression:
2605           {
2606             /*
2607               Dump uncompressed DirectColor packets.
2608             */
2609             Ascii85Initialize(image);
2610             for (y=0; y < (ssize_t) tile_image->rows; y++)
2611             {
2612               p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
2613                 exception);
2614               if (p == (const Quantum *) NULL)
2615                 break;
2616               for (x=0; x < (ssize_t) tile_image->columns; x++)
2617               {
2618                 Ascii85Encode(image,ScaleQuantumToChar(
2619                   GetPixelRed(tile_image,p)));
2620                 Ascii85Encode(image,ScaleQuantumToChar(
2621                   GetPixelGreen(tile_image,p)));
2622                 Ascii85Encode(image,ScaleQuantumToChar(
2623                   GetPixelBlue(tile_image,p)));
2624                 if (image->colorspace == CMYKColorspace)
2625                   Ascii85Encode(image,ScaleQuantumToChar(
2626                     GetPixelBlack(tile_image,p)));
2627                 p+=GetPixelChannels(tile_image);
2628               }
2629             }
2630             Ascii85Flush(image);
2631             break;
2632           }
2633         }
2634       else
2635         {
2636           /*
2637             Dump number of colors and colormap.
2638           */
2639           switch (compression)
2640           {
2641             case RLECompression:
2642             default:
2643             {
2644               MemoryInfo
2645                 *pixel_info;
2646
2647               /*
2648                 Allocate pixel array.
2649               */
2650               length=(size_t) number_pixels;
2651               pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
2652               if (pixel_info == (MemoryInfo *) NULL)
2653                 {
2654                   tile_image=DestroyImage(tile_image);
2655                   ThrowPDFException(ResourceLimitError,
2656                     "MemoryAllocationFailed");
2657                 }
2658               pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
2659               /*
2660                 Dump runlength encoded pixels.
2661               */
2662               q=pixels;
2663               for (y=0; y < (ssize_t) tile_image->rows; y++)
2664               {
2665                 p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
2666                   exception);
2667                 if (p == (const Quantum *) NULL)
2668                   break;
2669                 for (x=0; x < (ssize_t) tile_image->columns; x++)
2670                 {
2671                   *q++=(unsigned char) GetPixelIndex(tile_image,p);
2672                   p+=GetPixelChannels(tile_image);
2673                 }
2674               }
2675 #if defined(MAGICKCORE_ZLIB_DELEGATE)
2676               if (compression == ZipCompression)
2677                 status=ZLIBEncodeImage(image,length,pixels,exception);
2678               else
2679 #endif
2680                 if (compression == LZWCompression)
2681                   status=LZWEncodeImage(image,length,pixels,exception);
2682                 else
2683                   status=PackbitsEncodeImage(image,length,pixels,exception);
2684               pixel_info=RelinquishVirtualMemory(pixel_info);
2685               if (status == MagickFalse)
2686                 {
2687                   (void) CloseBlob(image);
2688                   return(MagickFalse);
2689                 }
2690               break;
2691             }
2692             case NoCompression:
2693             {
2694               /*
2695                 Dump uncompressed PseudoColor packets.
2696               */
2697               Ascii85Initialize(image);
2698               for (y=0; y < (ssize_t) tile_image->rows; y++)
2699               {
2700                 p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
2701                   exception);
2702                 if (p == (const Quantum *) NULL)
2703                   break;
2704                 for (x=0; x < (ssize_t) tile_image->columns; x++)
2705                 {
2706                   Ascii85Encode(image,(unsigned char)
2707                     GetPixelIndex(tile_image,p));
2708                   p+=GetPixelChannels(image);
2709                 }
2710               }
2711               Ascii85Flush(image);
2712               break;
2713             }
2714           }
2715         }
2716     tile_image=DestroyImage(tile_image);
2717     offset=TellBlob(image)-offset;
2718     (void) WriteBlobString(image,"\nendstream\n");
2719     (void) WriteBlobString(image,"endobj\n");
2720     /*
2721       Write Length object.
2722     */
2723     xref[object++]=TellBlob(image);
2724     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
2725       object);
2726     (void) WriteBlobString(image,buffer);
2727     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double)
2728       offset);
2729     (void) WriteBlobString(image,buffer);
2730     (void) WriteBlobString(image,"endobj\n");
2731     xref[object++]=TellBlob(image);
2732     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
2733       object);
2734     (void) WriteBlobString(image,buffer);
2735     (void) WriteBlobString(image,"<<\n");
2736     if ((image->storage_class == DirectClass) || (image->colors > 256) ||
2737         (compression == FaxCompression) || (compression == Group4Compression))
2738       (void) WriteBlobString(image,">>\n");
2739     else
2740       {
2741         /*
2742           Write Colormap object.
2743         */
2744         if (compression == NoCompression)
2745           (void) WriteBlobString(image,"/Filter [ /ASCII85Decode ]\n");
2746         (void) FormatLocaleString(buffer,MagickPathExtent,"/Length %.20g 0 R\n",
2747           (double) object+1);
2748         (void) WriteBlobString(image,buffer);
2749         (void) WriteBlobString(image,">>\n");
2750         (void) WriteBlobString(image,"stream\n");
2751         offset=TellBlob(image);
2752         if (compression == NoCompression)
2753           Ascii85Initialize(image);
2754         for (i=0; i < (ssize_t) image->colors; i++)
2755         {
2756           if (compression == NoCompression)
2757             {
2758               Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
2759                 image->colormap[i].red)));
2760               Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
2761                 image->colormap[i].green)));
2762               Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
2763                 image->colormap[i].blue)));
2764               continue;
2765             }
2766           (void) WriteBlobByte(image,ScaleQuantumToChar(
2767              ClampToQuantum(image->colormap[i].red)));
2768           (void) WriteBlobByte(image,ScaleQuantumToChar(
2769              ClampToQuantum(image->colormap[i].green)));
2770           (void) WriteBlobByte(image,ScaleQuantumToChar(
2771              ClampToQuantum(image->colormap[i].blue)));
2772         }
2773         if (compression == NoCompression)
2774           Ascii85Flush(image);
2775        offset=TellBlob(image)-offset;
2776        (void) WriteBlobString(image,"\nendstream\n");
2777       }
2778     (void) WriteBlobString(image,"endobj\n");
2779     /*
2780       Write Length object.
2781     */
2782     xref[object++]=TellBlob(image);
2783     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
2784       object);
2785     (void) WriteBlobString(image,buffer);
2786     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double)
2787       offset);
2788     (void) WriteBlobString(image,buffer);
2789     (void) WriteBlobString(image,"endobj\n");
2790     /*
2791       Write softmask object.
2792     */
2793     xref[object++]=TellBlob(image);
2794     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
2795       object);
2796     (void) WriteBlobString(image,buffer);
2797     (void) WriteBlobString(image,"<<\n");
2798     if (image->alpha_trait == UndefinedPixelTrait)
2799       (void) WriteBlobString(image,">>\n");
2800     else
2801       {
2802         (void) WriteBlobString(image,"/Type /XObject\n");
2803         (void) WriteBlobString(image,"/Subtype /Image\n");
2804         (void) FormatLocaleString(buffer,MagickPathExtent,"/Name /Ma%.20g\n",
2805           (double) image->scene);
2806         (void) WriteBlobString(image,buffer);
2807         switch (compression)
2808         {
2809           case NoCompression:
2810           {
2811             (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
2812               "ASCII85Decode");
2813             break;
2814           }
2815           case LZWCompression:
2816           {
2817             (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
2818               "LZWDecode");
2819             break;
2820           }
2821           case ZipCompression:
2822           {
2823             (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
2824               "FlateDecode");
2825             break;
2826           }
2827           default:
2828           {
2829             (void) FormatLocaleString(buffer,MagickPathExtent,CFormat,
2830               "RunLengthDecode");
2831             break;
2832           }
2833         }
2834         (void) WriteBlobString(image,buffer);
2835         (void) FormatLocaleString(buffer,MagickPathExtent,"/Width %.20g\n",
2836           (double) image->columns);
2837         (void) WriteBlobString(image,buffer);
2838         (void) FormatLocaleString(buffer,MagickPathExtent,"/Height %.20g\n",
2839           (double) image->rows);
2840         (void) WriteBlobString(image,buffer);
2841         (void) WriteBlobString(image,"/ColorSpace /DeviceGray\n");
2842         (void) FormatLocaleString(buffer,MagickPathExtent,
2843           "/BitsPerComponent %d\n",(compression == FaxCompression) ||
2844           (compression == Group4Compression) ? 1 : 8);
2845         (void) WriteBlobString(image,buffer);
2846         (void) FormatLocaleString(buffer,MagickPathExtent,"/Length %.20g 0 R\n",
2847           (double) object+1);
2848         (void) WriteBlobString(image,buffer);
2849         (void) WriteBlobString(image,">>\n");
2850         (void) WriteBlobString(image,"stream\n");
2851         offset=TellBlob(image);
2852         number_pixels=(MagickSizeType) image->columns*image->rows;
2853         switch (compression)
2854         {
2855           case RLECompression:
2856           default:
2857           {
2858             MemoryInfo
2859               *pixel_info;
2860
2861             /*
2862               Allocate pixel array.
2863             */
2864             length=(size_t) number_pixels;
2865             pixel_info=AcquireVirtualMemory(length,4*sizeof(*pixels));
2866             if (pixel_info == (MemoryInfo *) NULL)
2867               {
2868                 image=DestroyImage(image);
2869                 ThrowPDFException(ResourceLimitError,"MemoryAllocationFailed");
2870               }
2871             pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
2872             /*
2873               Dump Runlength encoded pixels.
2874             */
2875             q=pixels;
2876             for (y=0; y < (ssize_t) image->rows; y++)
2877             {
2878               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
2879               if (p == (const Quantum *) NULL)
2880                 break;
2881               for (x=0; x < (ssize_t) image->columns; x++)
2882               {
2883                 *q++=ScaleQuantumToChar(GetPixelAlpha(image,p));
2884                 p+=GetPixelChannels(image);
2885               }
2886             }
2887 #if defined(MAGICKCORE_ZLIB_DELEGATE)
2888             if (compression == ZipCompression)
2889               status=ZLIBEncodeImage(image,length,pixels,exception);
2890             else
2891 #endif
2892               if (compression == LZWCompression)
2893                 status=LZWEncodeImage(image,length,pixels,exception);
2894               else
2895                 status=PackbitsEncodeImage(image,length,pixels,exception);
2896             pixel_info=RelinquishVirtualMemory(pixel_info);
2897             if (status == MagickFalse)
2898               {
2899                 (void) CloseBlob(image);
2900                 return(MagickFalse);
2901               }
2902             break;
2903           }
2904           case NoCompression:
2905           {
2906             /*
2907               Dump uncompressed PseudoColor packets.
2908             */
2909             Ascii85Initialize(image);
2910             for (y=0; y < (ssize_t) image->rows; y++)
2911             {
2912               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
2913               if (p == (const Quantum *) NULL)
2914                 break;
2915               for (x=0; x < (ssize_t) image->columns; x++)
2916               {
2917                 Ascii85Encode(image,ScaleQuantumToChar(GetPixelAlpha(image,p)));
2918                 p+=GetPixelChannels(image);
2919               }
2920             }
2921             Ascii85Flush(image);
2922             break;
2923           }
2924         }
2925         offset=TellBlob(image)-offset;
2926         (void) WriteBlobString(image,"\nendstream\n");
2927       }
2928     (void) WriteBlobString(image,"endobj\n");
2929     /*
2930       Write Length object.
2931     */
2932     xref[object++]=TellBlob(image);
2933     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
2934       object);
2935     (void) WriteBlobString(image,buffer);
2936     (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double)
2937       offset);
2938     (void) WriteBlobString(image,buffer);
2939     (void) WriteBlobString(image,"endobj\n");
2940     if (GetNextImageInList(image) == (Image *) NULL)
2941       break;
2942     image=SyncNextImageInList(image);
2943     status=SetImageProgress(image,SaveImagesTag,scene++,imageListLength);
2944     if (status == MagickFalse)
2945       break;
2946   } while (image_info->adjoin != MagickFalse);
2947   /*
2948     Write Metadata object.
2949   */
2950   xref[object++]=TellBlob(image);
2951   info_id=object;
2952   (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g 0 obj\n",(double)
2953     object);
2954   (void) WriteBlobString(image,buffer);
2955   (void) WriteBlobString(image,"<<\n");
2956   utf16=ConvertUTF8ToUTF16((unsigned char *) basename,&length);
2957   if (utf16 != (wchar_t *) NULL)
2958     {
2959       (void) FormatLocaleString(buffer,MagickPathExtent,"/Title (\xfe\xff");
2960       (void) WriteBlobString(image,buffer);
2961       for (i=0; i < (ssize_t) length; i++)
2962         (void) WriteBlobMSBShort(image,(unsigned short) utf16[i]);
2963       (void) FormatLocaleString(buffer,MagickPathExtent,")\n");
2964       (void) WriteBlobString(image,buffer);
2965       utf16=(wchar_t *) RelinquishMagickMemory(utf16);
2966     }
2967   seconds=time((time_t *) NULL);
2968 #if defined(MAGICKCORE_HAVE_LOCALTIME_R)
2969   (void) localtime_r(&seconds,&local_time);
2970 #else
2971   (void) memcpy(&local_time,localtime(&seconds),sizeof(local_time));
2972 #endif
2973   (void) FormatLocaleString(date,MagickPathExtent,"D:%04d%02d%02d%02d%02d%02d",
2974     local_time.tm_year+1900,local_time.tm_mon+1,local_time.tm_mday,
2975     local_time.tm_hour,local_time.tm_min,local_time.tm_sec);
2976   (void) FormatLocaleString(buffer,MagickPathExtent,"/CreationDate (%s)\n",
2977     date);
2978   (void) WriteBlobString(image,buffer);
2979   (void) FormatLocaleString(buffer,MagickPathExtent,"/ModDate (%s)\n",date);
2980   (void) WriteBlobString(image,buffer);
2981   url=(char *) MagickAuthoritativeURL;
2982   escape=EscapeParenthesis(url);
2983   (void) FormatLocaleString(buffer,MagickPathExtent,"/Producer (%s)\n",escape);
2984   escape=DestroyString(escape);
2985   (void) WriteBlobString(image,buffer);
2986   (void) WriteBlobString(image,">>\n");
2987   (void) WriteBlobString(image,"endobj\n");
2988   /*
2989     Write Xref object.
2990   */
2991   offset=TellBlob(image)-xref[0]+
2992    (LocaleCompare(image_info->magick,"PDFA") == 0 ? 6 : 0)+10;
2993   (void) WriteBlobString(image,"xref\n");
2994   (void) FormatLocaleString(buffer,MagickPathExtent,"0 %.20g\n",(double)
2995     object+1);
2996   (void) WriteBlobString(image,buffer);
2997   (void) WriteBlobString(image,"0000000000 65535 f \n");
2998   for (i=0; i < (ssize_t) object; i++)
2999   {
3000     (void) FormatLocaleString(buffer,MagickPathExtent,"%010lu 00000 n \n",
3001       (unsigned long) xref[i]);
3002     (void) WriteBlobString(image,buffer);
3003   }
3004   (void) WriteBlobString(image,"trailer\n");
3005   (void) WriteBlobString(image,"<<\n");
3006   (void) FormatLocaleString(buffer,MagickPathExtent,"/Size %.20g\n",(double)
3007     object+1);
3008   (void) WriteBlobString(image,buffer);
3009   (void) FormatLocaleString(buffer,MagickPathExtent,"/Info %.20g 0 R\n",(double)
3010     info_id);
3011   (void) WriteBlobString(image,buffer);
3012   (void) FormatLocaleString(buffer,MagickPathExtent,"/Root %.20g 0 R\n",(double)
3013     root_id);
3014   (void) WriteBlobString(image,buffer);
3015   (void) SignatureImage(image,exception);
3016   (void) FormatLocaleString(buffer,MagickPathExtent,"/ID [<%s> <%s>]\n",
3017     GetImageProperty(image,"signature",exception),
3018     GetImageProperty(image,"signature",exception));
3019   (void) WriteBlobString(image,buffer);
3020   (void) WriteBlobString(image,">>\n");
3021   (void) WriteBlobString(image,"startxref\n");
3022   (void) FormatLocaleString(buffer,MagickPathExtent,"%.20g\n",(double) offset);
3023   (void) WriteBlobString(image,buffer);
3024   (void) WriteBlobString(image,"%%EOF\n");
3025   xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
3026   (void) CloseBlob(image);
3027   return(MagickTrue);
3028 }