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 %                                John Cristy                                  %
  17 %                                 July 1992                                   %
  18 %                                                                             %
  19 %                                                                             %
  20 %  Copyright 1999-2012 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 %    http://www.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/blob.h"
  45 #include "MagickCore/blob-private.h"
  46 #include "MagickCore/cache.h"
  47 #include "MagickCore/color.h"
  48 #include "MagickCore/color-private.h"
  49 #include "MagickCore/colorspace.h"
  50 #include "MagickCore/colorspace-private.h"
  51 #include "MagickCore/compress.h"
  52 #include "MagickCore/constitute.h"
  53 #include "MagickCore/delegate.h"
  54 #include "MagickCore/delegate-private.h"
  55 #include "MagickCore/draw.h"
  56 #include "MagickCore/exception.h"
  57 #include "MagickCore/exception-private.h"
  58 #include "MagickCore/geometry.h"
  59 #include "MagickCore/image.h"
  60 #include "MagickCore/image-private.h"
  61 #include "MagickCore/list.h"
  62 #include "MagickCore/magick.h"
  63 #include "MagickCore/memory_.h"
  64 #include "MagickCore/monitor.h"
  65 #include "MagickCore/monitor-private.h"
  66 #include "MagickCore/option.h"
  67 #include "MagickCore/pixel-accessor.h"
  68 #include "MagickCore/profile.h"
  69 #include "MagickCore/property.h"
  70 #include "MagickCore/quantum-private.h"
  71 #include "MagickCore/resource_.h"
  72 #include "MagickCore/resize.h"
  73 #include "MagickCore/static.h"
  74 #include "MagickCore/string_.h"
  75 #include "MagickCore/module.h"
  76 #include "MagickCore/token.h"
  77 #include "MagickCore/transform.h"
  78 #include "MagickCore/utility.h"
  79 #include "MagickCore/module.h"
  80 \f
  81 /*
  82   Define declarations.
  83 */
  84 #if defined(MAGICKCORE_TIFF_DELEGATE)
  85 #define CCITTParam  "-1"
  86 #else
  87 #define CCITTParam  "0"
  88 #endif
  89 \f
  90 /*
  91   Forward declarations.
  92 */
  93 static MagickBooleanType
  94   WritePDFImage(const ImageInfo *,Image *,ExceptionInfo *);
  95 \f
  96 /*
  97 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  98 %                                                                             %
  99 %                                                                             %
 100 %                                                                             %
 101 %   I n v o k e P D F D e l e g a t e                                         %
 102 %                                                                             %
 103 %                                                                             %
 104 %                                                                             %
 105 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 106 %
 107 %  InvokePDFDelegate() executes the PDF interpreter with the specified command.
 108 %
 109 %  The format of the InvokePDFDelegate method is:
 110 %
 111 %      MagickBooleanType InvokePDFDelegate(const MagickBooleanType verbose,
 112 %        const char *command,ExceptionInfo *exception)
 113 %
 114 %  A description of each parameter follows:
 115 %
 116 %    o verbose: A value other than zero displays the command prior to
 117 %      executing it.
 118 %
 119 %    o command: the address of a character string containing the command to
 120 %      execute.
 121 %
 122 %    o exception: return any errors or warnings in this structure.
 123 %
 124 */
 125 static MagickBooleanType InvokePDFDelegate(const MagickBooleanType verbose,
 126   const char *command,ExceptionInfo *exception)
 127 {
 128   int
 129     status;
 130
 131 #if defined(MAGICKCORE_GS_DELEGATE) || defined(MAGICKCORE_WINDOWS_SUPPORT)
 132   char
 133     **argv;
 134
 135   const GhostInfo
 136     *ghost_info;
 137
 138   gs_main_instance
 139     *interpreter;
 140
 141   int
 142     argc,
 143     code;
 144
 145   register ssize_t
 146     i;
 147
 148 #if defined(MAGICKCORE_WINDOWS_SUPPORT)
 149   ghost_info=NTGhostscriptDLLVectors();
 150 #else
 151   GhostInfo
 152     ghost_info_struct;
 153
 154   ghost_info=(&ghost_info_struct);
 155   (void) ResetMagickMemory(&ghost_info,0,sizeof(ghost_info));
 156   ghost_info_struct.new_instance=(int (*)(gs_main_instance **,void *))
 157     gsapi_new_instance;
 158   ghost_info_struct.init_with_args=(int (*)(gs_main_instance *,int,char **))
 159     gsapi_init_with_args;
 160   ghost_info_struct.run_string=(int (*)(gs_main_instance *,const char *,int,
 161     int *)) gsapi_run_string;
 162   ghost_info_struct.delete_instance=(void (*)(gs_main_instance *))
 163     gsapi_delete_instance;
 164   ghost_info_struct.exit=(int (*)(gs_main_instance *)) gsapi_exit;
 165 #endif
 166   if (ghost_info == (GhostInfo *) NULL)
 167     {
 168       status=SystemCommand(MagickFalse,verbose,command,exception);
 169       return(status == 0 ? MagickTrue : MagickFalse);
 170     }
 171   if (verbose != MagickFalse)
 172     {
 173       (void) fputs("[ghostscript library]",stdout);
 174       (void) fputs(strchr(command,' '),stdout);
 175     }
 176   status=(ghost_info->new_instance)(&interpreter,(void *) NULL);
 177   if (status < 0)
 178     {
 179       status=SystemCommand(MagickFalse,verbose,command,exception);
 180       return(status == 0 ? MagickTrue : MagickFalse);
 181     }
 182   code=0;
 183   argv=StringToArgv(command,&argc);
 184   status=(ghost_info->init_with_args)(interpreter,argc-1,argv+1);
 185   if (status == 0)
 186     status=(ghost_info->run_string)(interpreter,"systemdict /start get exec\n",
 187       0,&code);
 188   (ghost_info->exit)(interpreter);
 189   (ghost_info->delete_instance)(interpreter);
 190 #if defined(MAGICKCORE_WINDOWS_SUPPORT)
 191   NTGhostscriptUnLoadDLL();
 192 #endif
 193   for (i=0; i < (ssize_t) argc; i++)
 194     argv[i]=DestroyString(argv[i]);
 195   argv=(char **) RelinquishMagickMemory(argv);
 196   if ((status != 0) && (status != -101))
 197     {
 198       char
 199         *message;
 200
 201       message=GetExceptionMessage(errno);
 202       (void) ThrowMagickException(exception,GetMagickModule(),DelegateError,
 203         "`%s': %s",command,message);
 204       message=DestroyString(message);
 205       (void) LogMagickEvent(CoderEvent,GetMagickModule(),
 206         "Ghostscript returns status %d, exit code %d",status,code);
 207       return(MagickFalse);
 208     }
 209   return(MagickTrue);
 210 #else
 211   status=SystemCommand(MagickFalse,verbose,command,exception);
 212   return(status == 0 ? MagickTrue : MagickFalse);
 213 #endif
 214 }
 215 \f
 216 /*
 217 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 218 %                                                                             %
 219 %                                                                             %
 220 %                                                                             %
 221 %   I s P D F                                                                 %
 222 %                                                                             %
 223 %                                                                             %
 224 %                                                                             %
 225 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 226 %
 227 %  IsPDF() returns MagickTrue if the image format type, identified by the
 228 %  magick string, is PDF.
 229 %
 230 %  The format of the IsPDF method is:
 231 %
 232 %      MagickBooleanType IsPDF(const unsigned char *magick,const size_t offset)
 233 %
 234 %  A description of each parameter follows:
 235 %
 236 %    o magick: compare image format pattern against these bytes.
 237 %
 238 %    o offset: Specifies the offset of the magick string.
 239 %
 240 */
 241 static MagickBooleanType IsPDF(const unsigned char *magick,const size_t offset)
 242 {
 243   if (offset < 5)
 244     return(MagickFalse);
 245   if (LocaleNCompare((const char *) magick,"%PDF-",5) == 0)
 246     return(MagickTrue);
 247   return(MagickFalse);
 248 }
 249 \f
 250 /*
 251 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 252 %                                                                             %
 253 %                                                                             %
 254 %                                                                             %
 255 %   R e a d P D F I m a g e                                                   %
 256 %                                                                             %
 257 %                                                                             %
 258 %                                                                             %
 259 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 260 %
 261 %  ReadPDFImage() reads a Portable Document Format image file and
 262 %  returns it.  It allocates the memory necessary for the new Image structure
 263 %  and returns a pointer to the new image.
 264 %
 265 %  The format of the ReadPDFImage method is:
 266 %
 267 %      Image *ReadPDFImage(const ImageInfo *image_info,ExceptionInfo *exception)
 268 %
 269 %  A description of each parameter follows:
 270 %
 271 %    o image_info: the image info.
 272 %
 273 %    o exception: return any errors or warnings in this structure.
 274 %
 275 */
 276
 277 static MagickBooleanType IsPDFRendered(const char *path)
 278 {
 279   MagickBooleanType
 280     status;
 281
 282   struct stat
 283     attributes;
 284
 285   if ((path == (const char *) NULL) || (*path == '\0'))
 286     return(MagickFalse);
 287   status=GetPathAttributes(path,&attributes);
 288   if ((status != MagickFalse) && S_ISREG(attributes.st_mode) &&
 289       (attributes.st_size > 0))
 290     return(MagickTrue);
 291   return(MagickFalse);
 292 }
 293
 294 static Image *ReadPDFImage(const ImageInfo *image_info,ExceptionInfo *exception)
 295 {
 296 #define CMYKProcessColor  "CMYKProcessColor"
 297 #define CropBox  "CropBox"
 298 #define DefaultCMYK  "DefaultCMYK"
 299 #define DeviceCMYK  "DeviceCMYK"
 300 #define MediaBox  "MediaBox"
 301 #define RenderPostscriptText  "Rendering Postscript...  "
 302 #define PDFRotate  "Rotate"
 303 #define SpotColor  "Separation"
 304 #define TrimBox  "TrimBox"
 305 #define PDFVersion  "PDF-"
 306
 307   char
 308     command[MaxTextExtent],
 309     density[MaxTextExtent],
 310     filename[MaxTextExtent],
 311     geometry[MaxTextExtent],
 312     options[MaxTextExtent],
 313     input_filename[MaxTextExtent],
 314     postscript_filename[MaxTextExtent];
 315
 316   const char
 317     *option;
 318
 319   const DelegateInfo
 320     *delegate_info;
 321
 322   double
 323     angle;
 324
 325   GeometryInfo
 326     geometry_info;
 327
 328   Image
 329     *image,
 330     *next,
 331     *pdf_image;
 332
 333   ImageInfo
 334     *read_info;
 335
 336   int
 337     c,
 338     file;
 339
 340   MagickBooleanType
 341     cmyk,
 342     cropbox,
 343     trimbox,
 344     status;
 345
 346   MagickStatusType
 347     flags;
 348
 349   PointInfo
 350     delta;
 351
 352   RectangleInfo
 353     bounding_box,
 354     page;
 355
 356   register char
 357     *p;
 358
 359   register ssize_t
 360     i;
 361
 362   SegmentInfo
 363     bounds,
 364     hires_bounds;
 365
 366   size_t
 367     scene,
 368     spotcolor;
 369
 370   ssize_t
 371     count;
 372
 373   assert(image_info != (const ImageInfo *) NULL);
 374   assert(image_info->signature == MagickSignature);
 375   if (image_info->debug != MagickFalse)
 376     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
 377       image_info->filename);
 378   assert(exception != (ExceptionInfo *) NULL);
 379   assert(exception->signature == MagickSignature);
 380   /*
 381     Open image file.
 382   */
 383   image=AcquireImage(image_info,exception);
 384   status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
 385   if (status == MagickFalse)
 386     {
 387       image=DestroyImageList(image);
 388       return((Image *) NULL);
 389     }
 390   status=AcquireUniqueSymbolicLink(image_info->filename,input_filename);
 391   if (status == MagickFalse)
 392     {
 393       ThrowFileException(exception,FileOpenError,"UnableToCreateTemporaryFile",
 394         image_info->filename);
 395       image=DestroyImageList(image);
 396       return((Image *) NULL);
 397     }
 398   /*
 399     Set the page density.
 400   */
 401   delta.x=DefaultResolution;
 402   delta.y=DefaultResolution;
 403   if ((image->resolution.x == 0.0) || (image->resolution.y == 0.0))
 404     {
 405       flags=ParseGeometry(PSDensityGeometry,&geometry_info);
 406       image->resolution.x=geometry_info.rho;
 407       image->resolution.y=geometry_info.sigma;
 408       if ((flags & SigmaValue) == 0)
 409         image->resolution.y=image->resolution.x;
 410     }
 411   if (image_info->density != (char *) NULL)
 412     {
 413       flags=ParseGeometry(image_info->density,&geometry_info);
 414       image->resolution.x=geometry_info.rho;
 415       image->resolution.y=geometry_info.sigma;
 416       if ((flags & SigmaValue) == 0)
 417         image->resolution.y=image->resolution.x;
 418     }
 419   (void) ParseAbsoluteGeometry(PSPageGeometry,&page);
 420   if (image_info->page != (char *) NULL)
 421     (void) ParseAbsoluteGeometry(image_info->page,&page);
 422   page.width=(size_t) ceil((double) (page.width*image->resolution.x/delta.x)-
 423     0.5);
 424   page.height=(size_t) ceil((double) (page.height*image->resolution.y/delta.y)-
 425     0.5);
 426   /*
 427     Determine page geometry from the PDF media box.
 428   */
 429   cmyk=image_info->colorspace == CMYKColorspace ? MagickTrue : MagickFalse;
 430   cropbox=IsStringTrue(GetImageOption(image_info,"pdf:use-cropbox"));
 431   trimbox=IsStringTrue(GetImageOption(image_info,"pdf:use-trimbox"));
 432   count=0;
 433   spotcolor=0;
 434   (void) ResetMagickMemory(&bounding_box,0,sizeof(bounding_box));
 435   (void) ResetMagickMemory(&bounds,0,sizeof(bounds));
 436   (void) ResetMagickMemory(&hires_bounds,0,sizeof(hires_bounds));
 437   (void) ResetMagickMemory(command,0,sizeof(command));
 438   angle=0.0;
 439   p=command;
 440   for (c=ReadBlobByte(image); c != EOF; c=ReadBlobByte(image))
 441   {
 442     /*
 443       Note PDF elements.
 444     */
 445     if (c == '\n')
 446       c=' ';
 447     *p++=(char) c;
 448     if ((c != (int) '/') && (c != (int) '%') &&
 449         ((size_t) (p-command) < (MaxTextExtent-1)))
 450       continue;
 451     *(--p)='\0';
 452     p=command;
 453     if (LocaleNCompare(PDFRotate,command,strlen(PDFRotate)) == 0)
 454       count=(ssize_t) sscanf(command,"Rotate %lf",&angle);
 455     /*
 456       Is this a CMYK document?
 457     */
 458     if (LocaleNCompare(DefaultCMYK,command,strlen(DefaultCMYK)) == 0)
 459       cmyk=MagickTrue;
 460     if (LocaleNCompare(DeviceCMYK,command,strlen(DeviceCMYK)) == 0)
 461       cmyk=MagickTrue;
 462     if (LocaleNCompare(CMYKProcessColor,command,strlen(CMYKProcessColor)) == 0)
 463       cmyk=MagickTrue;
 464     if (LocaleNCompare(SpotColor,command,strlen(SpotColor)) == 0)
 465       {
 466         char
 467           name[MaxTextExtent],
 468           property[MaxTextExtent],
 469           *value;
 470
 471         register ssize_t
 472           i;
 473
 474         /*
 475           Note spot names.
 476         */
 477         (void) FormatLocaleString(property,MaxTextExtent,"pdf:SpotColor-%.20g",
 478           (double) spotcolor++);
 479         i=0;
 480         for (c=ReadBlobByte(image); c != EOF; c=ReadBlobByte(image))
 481         {
 482           if ((isspace(c) != 0) || (c == '/') || ((i+1) == MaxTextExtent))
 483             break;
 484           name[i++]=(char) c;
 485         }
 486         name[i]='\0';
 487         value=AcquireString(name);
 488         (void) SubstituteString(&value,"#20"," ");
 489         (void) SetImageProperty(image,property,value,exception);
 490         value=DestroyString(value);
 491         continue;
 492       }
 493     if (LocaleNCompare(PDFVersion,command,strlen(PDFVersion)) == 0)
 494       (void) SetImageProperty(image,"pdf:Version",command,exception);
 495     if (image_info->page != (char *) NULL)
 496       continue;
 497     count=0;
 498     if (cropbox != MagickFalse)
 499       {
 500         if (LocaleNCompare(CropBox,command,strlen(CropBox)) == 0)
 501           {
 502             /*
 503               Note region defined by crop box.
 504             */
 505             count=(ssize_t) sscanf(command,"CropBox [%lf %lf %lf %lf",
 506               &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
 507             if (count != 4)
 508               count=(ssize_t) sscanf(command,"CropBox[%lf %lf %lf %lf",
 509                 &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
 510           }
 511       }
 512     else
 513       if (trimbox != MagickFalse)
 514         {
 515           if (LocaleNCompare(TrimBox,command,strlen(TrimBox)) == 0)
 516             {
 517               /*
 518                 Note region defined by trim box.
 519               */
 520               count=(ssize_t) sscanf(command,"TrimBox [%lf %lf %lf %lf",
 521                 &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
 522               if (count != 4)
 523                 count=(ssize_t) sscanf(command,"TrimBox[%lf %lf %lf %lf",
 524                   &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
 525             }
 526         }
 527       else
 528         if (LocaleNCompare(MediaBox,command,strlen(MediaBox)) == 0)
 529           {
 530             /*
 531               Note region defined by media box.
 532             */
 533             count=(ssize_t) sscanf(command,"MediaBox [%lf %lf %lf %lf",
 534               &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
 535             if (count != 4)
 536               count=(ssize_t) sscanf(command,"MediaBox[%lf %lf %lf %lf",
 537                 &bounds.x1,&bounds.y1,&bounds.x2,&bounds.y2);
 538           }
 539     if (count != 4)
 540       continue;
 541     if ((fabs(bounds.x2-bounds.x1) <= fabs(hires_bounds.x2-hires_bounds.x1)) ||
 542         (fabs(bounds.y2-bounds.y1) <= fabs(hires_bounds.y2-hires_bounds.y1)))
 543       continue;
 544     hires_bounds=bounds;
 545   }
 546   if ((fabs(hires_bounds.x2-hires_bounds.x1) >= MagickEpsilon) &&
 547       (fabs(hires_bounds.y2-hires_bounds.y1) >= MagickEpsilon))
 548     {
 549       /*
 550         Set PDF render geometry.
 551       */
 552       (void) FormatLocaleString(geometry,MaxTextExtent,"%gx%g%+.15g%+.15g",
 553         hires_bounds.x2-bounds.x1,hires_bounds.y2-hires_bounds.y1,
 554         hires_bounds.x1,hires_bounds.y1);
 555       (void) SetImageProperty(image,"pdf:HiResBoundingBox",geometry,exception);
 556       page.width=(size_t) ceil((double) ((hires_bounds.x2-hires_bounds.x1)*
 557         image->resolution.x/delta.x)-0.5);
 558       page.height=(size_t) ceil((double) ((hires_bounds.y2-hires_bounds.y1)*
 559         image->resolution.y/delta.y)-0.5);
 560     }
 561   (void) CloseBlob(image);
 562   if ((fabs(angle) == 90.0) || (fabs(angle) == 270.0))
 563     {
 564       size_t
 565         swap;
 566
 567       swap=page.width;
 568       page.width=page.height;
 569       page.height=swap;
 570     }
 571   if (IssRGBCompatibleColorspace(image_info->colorspace) != MagickFalse)
 572     cmyk=MagickFalse;
 573   /*
 574     Create Ghostscript control file.
 575   */
 576   file=AcquireUniqueFileResource(postscript_filename);
 577   if (file == -1)
 578     {
 579       ThrowFileException(exception,FileOpenError,"UnableToCreateTemporaryFile",
 580         image_info->filename);
 581       image=DestroyImage(image);
 582       return((Image *) NULL);
 583     }
 584   count=write(file," ",1);
 585   file=close(file)-1;
 586   /*
 587     Render Postscript with the Ghostscript delegate.
 588   */
 589   if ((image_info->ping != MagickFalse) ||
 590       (image_info->monochrome != MagickFalse))
 591     delegate_info=GetDelegateInfo("ps:mono",(char *) NULL,exception);
 592   else
 593      if (cmyk != MagickFalse)
 594        delegate_info=GetDelegateInfo("ps:cmyk",(char *) NULL,exception);
 595      else
 596        delegate_info=GetDelegateInfo("ps:alpha",(char *) NULL,exception);
 597   if (delegate_info == (const DelegateInfo *) NULL)
 598     {
 599       (void) RelinquishUniqueFileResource(postscript_filename);
 600       image=DestroyImage(image);
 601       return((Image *) NULL);
 602     }
 603   *options='\0';
 604   (void) FormatLocaleString(density,MaxTextExtent,"%gx%g",image->resolution.x,
 605     image->resolution.y);
 606   if (image_info->page != (char *) NULL)
 607     (void) FormatLocaleString(options,MaxTextExtent,"-g%.20gx%.20g ",(double)
 608        page.width,(double) page.height);
 609   if (cmyk != MagickFalse)
 610     (void) ConcatenateMagickString(options,"-dUseCIEColor ",MaxTextExtent);
 611   if (cropbox != MagickFalse)
 612     (void) ConcatenateMagickString(options,"-dUseCropBox ",MaxTextExtent);
 613   if (trimbox != MagickFalse)
 614     (void) ConcatenateMagickString(options,"-dUseTrimBox ",MaxTextExtent);
 615   read_info=CloneImageInfo(image_info);
 616   *read_info->magick='\0';
 617   if (read_info->number_scenes != 0)
 618     {
 619       char
 620         pages[MaxTextExtent];
 621
 622       (void) FormatLocaleString(pages,MaxTextExtent,"-dFirstPage=%.20g "
 623         "-dLastPage=%.20g",(double) read_info->scene+1,(double)
 624         (read_info->scene+read_info->number_scenes));
 625       (void) ConcatenateMagickString(options,pages,MaxTextExtent);
 626       read_info->number_scenes=0;
 627       if (read_info->scenes != (char *) NULL)
 628         *read_info->scenes='\0';
 629     }
 630   option=GetImageOption(read_info,"authenticate");
 631   if (option != (const char *) NULL)
 632     (void) FormatLocaleString(options+strlen(options),MaxTextExtent,
 633       " -sPCLPassword=%s",option);
 634   (void) CopyMagickString(filename,read_info->filename,MaxTextExtent);
 635   (void) AcquireUniqueFilename(filename);
 636   (void) ConcatenateMagickString(filename,"-%08d",MaxTextExtent);
 637   (void) FormatLocaleString(command,MaxTextExtent,
 638     GetDelegateCommands(delegate_info),
 639     read_info->antialias != MagickFalse ? 4 : 1,
 640     read_info->antialias != MagickFalse ? 4 : 1,density,options,filename,
 641     postscript_filename,input_filename);
 642   status=InvokePDFDelegate(read_info->verbose,command,exception);
 643   (void) RelinquishUniqueFileResource(postscript_filename);
 644   (void) RelinquishUniqueFileResource(input_filename);
 645   pdf_image=(Image *) NULL;
 646   if (status == MagickFalse)
 647     for (i=1; ; i++)
 648     {
 649       (void) InterpretImageFilename(image_info,image,filename,(int) i,
 650         read_info->filename,exception);
 651       if (IsPDFRendered(read_info->filename) == MagickFalse)
 652         break;
 653       (void) RelinquishUniqueFileResource(read_info->filename);
 654     }
 655   else
 656     for (i=1; ; i++)
 657     {
 658       (void) InterpretImageFilename(image_info,image,filename,(int) i,
 659         read_info->filename,exception);
 660       if (IsPDFRendered(read_info->filename) == MagickFalse)
 661         break;
 662       read_info->blob=NULL;
 663       read_info->length=0;
 664       next=ReadImage(read_info,exception);
 665       (void) RelinquishUniqueFileResource(read_info->filename);
 666       if (next == (Image *) NULL)
 667         break;
 668       AppendImageToList(&pdf_image,next);
 669     }
 670   read_info=DestroyImageInfo(read_info);
 671   if (pdf_image == (Image *) NULL)
 672     {
 673       ThrowFileException(exception,DelegateError,"PostscriptDelegateFailed",
 674         image_info->filename);
 675       image=DestroyImage(image);
 676       return((Image *) NULL);
 677     }
 678   if (LocaleCompare(pdf_image->magick,"BMP") == 0)
 679     {
 680       Image
 681         *cmyk_image;
 682
 683       cmyk_image=ConsolidateCMYKImages(pdf_image,exception);
 684       if (cmyk_image != (Image *) NULL)
 685         {
 686           pdf_image=DestroyImageList(pdf_image);
 687           pdf_image=cmyk_image;
 688         }
 689     }
 690   if (image_info->number_scenes != 0)
 691     {
 692       Image
 693         *clone_image;
 694
 695       register ssize_t
 696         i;
 697
 698       /*
 699         Add place holder images to meet the subimage specification requirement.
 700       */
 701       for (i=0; i < (ssize_t) image_info->scene; i++)
 702       {
 703         clone_image=CloneImage(pdf_image,1,1,MagickTrue,exception);
 704         if (clone_image != (Image *) NULL)
 705           PrependImageToList(&pdf_image,clone_image);
 706       }
 707     }
 708   do
 709   {
 710     (void) CopyMagickString(pdf_image->filename,filename,MaxTextExtent);
 711     pdf_image->page=page;
 712     (void) CloneImageProfiles(pdf_image,image);
 713     (void) CloneImageProperties(pdf_image,image);
 714     next=SyncNextImageInList(pdf_image);
 715     if (next != (Image *) NULL)
 716       pdf_image=next;
 717   } while (next != (Image *) NULL);
 718   image=DestroyImage(image);
 719   scene=0;
 720   for (next=GetFirstImageInList(pdf_image); next != (Image *) NULL; )
 721   {
 722     next->scene=scene++;
 723     next=GetNextImageInList(next);
 724   }
 725   return(GetFirstImageInList(pdf_image));
 726 }
 727 \f
 728 /*
 729 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 730 %                                                                             %
 731 %                                                                             %
 732 %                                                                             %
 733 %   R e g i s t e r P D F I m a g e                                           %
 734 %                                                                             %
 735 %                                                                             %
 736 %                                                                             %
 737 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 738 %
 739 %  RegisterPDFImage() adds properties for the PDF image format to
 740 %  the list of supported formats.  The properties include the image format
 741 %  tag, a method to read and/or write the format, whether the format
 742 %  supports the saving of more than one frame to the same file or blob,
 743 %  whether the format supports native in-memory I/O, and a brief
 744 %  description of the format.
 745 %
 746 %  The format of the RegisterPDFImage method is:
 747 %
 748 %      size_t RegisterPDFImage(void)
 749 %
 750 */
 751 ModuleExport size_t RegisterPDFImage(void)
 752 {
 753   MagickInfo
 754     *entry;
 755
 756   entry=SetMagickInfo("AI");
 757   entry->decoder=(DecodeImageHandler *) ReadPDFImage;
 758   entry->encoder=(EncodeImageHandler *) WritePDFImage;
 759   entry->adjoin=MagickFalse;
 760   entry->blob_support=MagickFalse;
 761   entry->seekable_stream=MagickTrue;
 762   entry->thread_support=EncoderThreadSupport;
 763   entry->description=ConstantString("Adobe Illustrator CS2");
 764   entry->module=ConstantString("PDF");
 765   (void) RegisterMagickInfo(entry);
 766   entry=SetMagickInfo("EPDF");
 767   entry->decoder=(DecodeImageHandler *) ReadPDFImage;
 768   entry->encoder=(EncodeImageHandler *) WritePDFImage;
 769   entry->adjoin=MagickFalse;
 770   entry->blob_support=MagickFalse;
 771   entry->seekable_stream=MagickTrue;
 772   entry->thread_support=EncoderThreadSupport;
 773   entry->description=ConstantString("Encapsulated Portable Document Format");
 774   entry->module=ConstantString("PDF");
 775   (void) RegisterMagickInfo(entry);
 776   entry=SetMagickInfo("PDF");
 777   entry->decoder=(DecodeImageHandler *) ReadPDFImage;
 778   entry->encoder=(EncodeImageHandler *) WritePDFImage;
 779   entry->magick=(IsImageFormatHandler *) IsPDF;
 780   entry->blob_support=MagickFalse;
 781   entry->seekable_stream=MagickTrue;
 782   entry->thread_support=EncoderThreadSupport;
 783   entry->description=ConstantString("Portable Document Format");
 784   entry->module=ConstantString("PDF");
 785   (void) RegisterMagickInfo(entry);
 786   entry=SetMagickInfo("PDFA");
 787   entry->decoder=(DecodeImageHandler *) ReadPDFImage;
 788   entry->encoder=(EncodeImageHandler *) WritePDFImage;
 789   entry->magick=(IsImageFormatHandler *) IsPDF;
 790   entry->blob_support=MagickFalse;
 791   entry->seekable_stream=MagickTrue;
 792   entry->thread_support=EncoderThreadSupport;
 793   entry->description=ConstantString("Portable Document Archive Format");
 794   entry->module=ConstantString("PDF");
 795   (void) RegisterMagickInfo(entry);
 796   return(MagickImageCoderSignature);
 797 }
 798 \f
 799 /*
 800 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 801 %                                                                             %
 802 %                                                                             %
 803 %                                                                             %
 804 %   U n r e g i s t e r P D F I m a g e                                       %
 805 %                                                                             %
 806 %                                                                             %
 807 %                                                                             %
 808 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 809 %
 810 %  UnregisterPDFImage() removes format registrations made by the
 811 %  PDF module from the list of supported formats.
 812 %
 813 %  The format of the UnregisterPDFImage method is:
 814 %
 815 %      UnregisterPDFImage(void)
 816 %
 817 */
 818 ModuleExport void UnregisterPDFImage(void)
 819 {
 820   (void) UnregisterMagickInfo("AI");
 821   (void) UnregisterMagickInfo("EPDF");
 822   (void) UnregisterMagickInfo("PDF");
 823   (void) UnregisterMagickInfo("PDFA");
 824 }
 825 \f
 826 /*
 827 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 828 %                                                                             %
 829 %                                                                             %
 830 %                                                                             %
 831 %   W r i t e P D F I m a g e                                                 %
 832 %                                                                             %
 833 %                                                                             %
 834 %                                                                             %
 835 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 836 %
 837 %  WritePDFImage() writes an image in the Portable Document image
 838 %  format.
 839 %
 840 %  The format of the WritePDFImage method is:
 841 %
 842 %      MagickBooleanType WritePDFImage(const ImageInfo *image_info,
 843 %        Image *image,ExceptionInfo *exception)
 844 %
 845 %  A description of each parameter follows.
 846 %
 847 %    o image_info: the image info.
 848 %
 849 %    o image:  The image.
 850 %
 851 %    o exception: return any errors or warnings in this structure.
 852 %
 853 */
 854
 855 static inline size_t MagickMax(const size_t x,const size_t y)
 856 {
 857   if (x > y)
 858     return(x);
 859   return(y);
 860 }
 861
 862 static inline size_t MagickMin(const size_t x,const size_t y)
 863 {
 864   if (x < y)
 865     return(x);
 866   return(y);
 867 }
 868
 869 static char *EscapeParenthesis(const char *text)
 870 {
 871   register char
 872     *p;
 873
 874   register ssize_t
 875     i;
 876
 877   size_t
 878     escapes;
 879
 880   static char
 881     buffer[MaxTextExtent];
 882
 883   escapes=0;
 884   p=buffer;
 885   for (i=0; i < (ssize_t) MagickMin(strlen(text),(MaxTextExtent-escapes-1)); i++)
 886   {
 887     if ((text[i] == '(') || (text[i] == ')'))
 888       {
 889         *p++='\\';
 890         escapes++;
 891       }
 892     *p++=text[i];
 893   }
 894   *p='\0';
 895   return(buffer);
 896 }
 897
 898 static MagickBooleanType Huffman2DEncodeImage(const ImageInfo *image_info,
 899   Image *image,Image *inject_image,ExceptionInfo *exception)
 900 {
 901   Image
 902     *group4_image;
 903
 904   ImageInfo
 905     *write_info;
 906
 907   MagickBooleanType
 908     status;
 909
 910   size_t
 911     length;
 912
 913   unsigned char
 914     *group4;
 915
 916   status=MagickTrue;
 917   write_info=CloneImageInfo(image_info);
 918   (void) CopyMagickString(write_info->filename,"GROUP4:",MaxTextExtent);
 919   (void) CopyMagickString(write_info->magick,"GROUP4",MaxTextExtent);
 920   group4_image=CloneImage(inject_image,0,0,MagickTrue,exception);
 921   if (group4_image == (Image *) NULL)
 922     return(MagickFalse);
 923   group4=(unsigned char *) ImageToBlob(write_info,group4_image,&length,
 924     exception);
 925   group4_image=DestroyImage(group4_image);
 926   if (group4 == (unsigned char *) NULL)
 927     return(MagickFalse);
 928   write_info=DestroyImageInfo(write_info);
 929   if (WriteBlob(image,length,group4) != (ssize_t) length)
 930     status=MagickFalse;
 931   group4=(unsigned char *) RelinquishMagickMemory(group4);
 932   return(status);
 933 }
 934
 935 static MagickBooleanType WritePDFImage(const ImageInfo *image_info,Image *image,
 936   ExceptionInfo *exception)
 937 {
 938 #define CFormat  "/Filter [ /%s ]\n"
 939 #define ObjectsPerImage  14
 940
 941   static const char
 942     XMPProfile[]=
 943     {
 944       "<?xpacket begin=\"%s\" id=\"W5M0MpCehiHzreSzNTczkc9d\"?>\n"
 945       "<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"
 946       "   <rdf:RDF xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\">\n"
 947       "      <rdf:Description rdf:about=\"\"\n"
 948       "            xmlns:xap=\"http://ns.adobe.com/xap/1.0/\">\n"
 949       "         <xap:ModifyDate>%s</xap:ModifyDate>\n"
 950       "         <xap:CreateDate>%s</xap:CreateDate>\n"
 951       "         <xap:MetadataDate>%s</xap:MetadataDate>\n"
 952       "         <xap:CreatorTool>%s</xap:CreatorTool>\n"
 953       "      </rdf:Description>\n"
 954       "      <rdf:Description rdf:about=\"\"\n"
 955       "            xmlns:dc=\"http://purl.org/dc/elements/1.1/\">\n"
 956       "         <dc:format>application/pdf</dc:format>\n"
 957       "      </rdf:Description>\n"
 958       "      <rdf:Description rdf:about=\"\"\n"
 959       "            xmlns:xapMM=\"http://ns.adobe.com/xap/1.0/mm/\">\n"
 960       "         <xapMM:DocumentID>uuid:6ec119d7-7982-4f56-808d-dfe64f5b35cf</xapMM:DocumentID>\n"
 961       "         <xapMM:InstanceID>uuid:a79b99b4-6235-447f-9f6c-ec18ef7555cb</xapMM:InstanceID>\n"
 962       "      </rdf:Description>\n"
 963       "      <rdf:Description rdf:about=\"\"\n"
 964       "            xmlns:pdf=\"http://ns.adobe.com/pdf/1.3/\">\n"
 965       "         <pdf:Producer>%s</pdf:Producer>\n"
 966       "      </rdf:Description>\n"
 967       "      <rdf:Description rdf:about=\"\"\n"
 968       "            xmlns:pdfaid=\"http://www.aiim.org/pdfa/ns/id/\">\n"
 969       "         <pdfaid:part>1</pdfaid:part>\n"
 970       "         <pdfaid:conformance>B</pdfaid:conformance>\n"
 971       "      </rdf:Description>\n"
 972       "   </rdf:RDF>\n"
 973       "</x:xmpmeta>\n"
 974       "<?xpacket end=\"w\"?>\n"
 975     },
 976     XMPProfileMagick[4]= { (char) 0xef, (char) 0xbb, (char) 0xbf, (char) 0x00 };
 977
 978   char
 979     basename[MaxTextExtent],
 980     buffer[MaxTextExtent],
 981     date[MaxTextExtent],
 982     **labels,
 983     page_geometry[MaxTextExtent];
 984
 985   CompressionType
 986     compression;
 987
 988   const char
 989     *value;
 990
 991   double
 992     pointsize;
 993
 994   GeometryInfo
 995     geometry_info;
 996
 997   Image
 998     *next,
 999     *tile_image;
1000
1001   MagickBooleanType
1002     status;
1003
1004   MagickOffsetType
1005     offset,
1006     scene,
1007     *xref;
1008
1009   MagickSizeType
1010     number_pixels;
1011
1012   MagickStatusType
1013     flags;
1014
1015   PointInfo
1016     delta,
1017     resolution,
1018     scale;
1019
1020   RectangleInfo
1021     geometry,
1022     media_info,
1023     page_info;
1024
1025   register const Quantum
1026     *p;
1027
1028   register unsigned char
1029     *q;
1030
1031   register ssize_t
1032     i,
1033     x;
1034
1035   size_t
1036     info_id,
1037     length,
1038     object,
1039     pages_id,
1040     root_id,
1041     text_size,
1042     version;
1043
1044   ssize_t
1045     count,
1046     y;
1047
1048   struct tm
1049     local_time;
1050
1051   time_t
1052     seconds;
1053
1054   unsigned char
1055     *pixels;
1056
1057   /*
1058     Open output image file.
1059   */
1060   assert(image_info != (const ImageInfo *) NULL);
1061   assert(image_info->signature == MagickSignature);
1062   assert(image != (Image *) NULL);
1063   assert(image->signature == MagickSignature);
1064   if (image->debug != MagickFalse)
1065     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
1066   assert(exception != (ExceptionInfo *) NULL);
1067   assert(exception->signature == MagickSignature);
1068   status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception);
1069   if (status == MagickFalse)
1070     return(status);
1071   /*
1072     Allocate X ref memory.
1073   */
1074   xref=(MagickOffsetType *) AcquireQuantumMemory(2048UL,sizeof(*xref));
1075   if (xref == (MagickOffsetType *) NULL)
1076     ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
1077   (void) ResetMagickMemory(xref,0,2048UL*sizeof(*xref));
1078   /*
1079     Write Info object.
1080   */
1081   object=0;
1082   version=3;
1083   if (image_info->compression == JPEG2000Compression)
1084     version=(size_t) MagickMax(version,5);
1085   for (next=image; next != (Image *) NULL; next=GetNextImageInList(next))
1086     if (next->matte != MagickFalse)
1087       version=(size_t) MagickMax(version,4);
1088   if (LocaleCompare(image_info->magick,"PDFA") == 0)
1089     version=(size_t) MagickMax(version,6);
1090   (void) FormatLocaleString(buffer,MaxTextExtent,"%%PDF-1.%.20g \n",(double)
1091     version);
1092   (void) WriteBlobString(image,buffer);
1093   if (LocaleCompare(image_info->magick,"PDFA") == 0)
1094     (void) WriteBlobString(image,"%âãÏÓ\n");
1095   /*
1096     Write Catalog object.
1097   */
1098   xref[object++]=TellBlob(image);
1099   root_id=object;
1100   (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
1101     object);
1102   (void) WriteBlobString(image,buffer);
1103   (void) WriteBlobString(image,"<<\n");
1104   if (LocaleCompare(image_info->magick,"PDFA") != 0)
1105     (void) FormatLocaleString(buffer,MaxTextExtent,"/Pages %.20g 0 R\n",(double)
1106       object+1);
1107   else
1108     {
1109       (void) FormatLocaleString(buffer,MaxTextExtent,"/Metadata %.20g 0 R\n",
1110         (double) object+1);
1111       (void) WriteBlobString(image,buffer);
1112       (void) FormatLocaleString(buffer,MaxTextExtent,"/Pages %.20g 0 R\n",
1113         (double) object+2);
1114     }
1115   (void) WriteBlobString(image,buffer);
1116   (void) WriteBlobString(image,"/Type /Catalog\n");
1117   (void) WriteBlobString(image,">>\n");
1118   (void) WriteBlobString(image,"endobj\n");
1119   if (LocaleCompare(image_info->magick,"PDFA") == 0)
1120     {
1121       char
1122         create_date[MaxTextExtent],
1123         modify_date[MaxTextExtent],
1124         timestamp[MaxTextExtent],
1125         xmp_profile[MaxTextExtent];
1126
1127       size_t
1128         version;
1129
1130       /*
1131         Write XMP object.
1132       */
1133       xref[object++]=TellBlob(image);
1134       (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
1135         object);
1136       (void) WriteBlobString(image,buffer);
1137       (void) WriteBlobString(image,"<<\n");
1138       (void) WriteBlobString(image,"/Subtype /XML\n");
1139       *modify_date='\0';
1140       value=GetImageProperty(image,"date:modify",exception);
1141       if (value != (const char *) NULL)
1142         (void) CopyMagickString(modify_date,value,MaxTextExtent);
1143       *create_date='\0';
1144       value=GetImageProperty(image,"date:create",exception);
1145       if (value != (const char *) NULL)
1146         (void) CopyMagickString(create_date,value,MaxTextExtent);
1147       (void) FormatMagickTime(time((time_t *) NULL),MaxTextExtent,timestamp);
1148       i=FormatLocaleString(xmp_profile,MaxTextExtent,XMPProfile,
1149         XMPProfileMagick,modify_date,create_date,timestamp,
1150         GetMagickVersion(&version),GetMagickVersion(&version));
1151       (void) FormatLocaleString(buffer,MaxTextExtent,"/Length %.20g\n",(double)
1152         i);
1153       (void) WriteBlobString(image,buffer);
1154       (void) WriteBlobString(image,"/Type /Metadata\n");
1155       (void) WriteBlobString(image,">>\nstream\n");
1156       (void) WriteBlobString(image,xmp_profile);
1157       (void) WriteBlobString(image,"endstream\n");
1158       (void) WriteBlobString(image,"endobj\n");
1159     }
1160   /*
1161     Write Pages object.
1162   */
1163   xref[object++]=TellBlob(image);
1164   pages_id=object;
1165   (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
1166     object);
1167   (void) WriteBlobString(image,buffer);
1168   (void) WriteBlobString(image,"<<\n");
1169   (void) WriteBlobString(image,"/Type /Pages\n");
1170   (void) FormatLocaleString(buffer,MaxTextExtent,"/Kids [ %.20g 0 R ",(double)
1171     object+1);
1172   (void) WriteBlobString(image,buffer);
1173   count=(ssize_t) (pages_id+ObjectsPerImage+1);
1174   if (image_info->adjoin != MagickFalse)
1175     {
1176       Image
1177         *kid_image;
1178
1179       /*
1180         Predict page object id's.
1181       */
1182       kid_image=image;
1183       for ( ; GetNextImageInList(kid_image) != (Image *) NULL; count+=ObjectsPerImage)
1184       {
1185         (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 R ",(double)
1186           count);
1187         (void) WriteBlobString(image,buffer);
1188         kid_image=GetNextImageInList(kid_image);
1189       }
1190       xref=(MagickOffsetType *) ResizeQuantumMemory(xref,(size_t) count+2048UL,
1191         sizeof(*xref));
1192       if (xref == (MagickOffsetType *) NULL)
1193         ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
1194     }
1195   (void) WriteBlobString(image,"]\n");
1196   (void) FormatLocaleString(buffer,MaxTextExtent,"/Count %.20g\n",(double)
1197     ((count-pages_id)/ObjectsPerImage));
1198   (void) WriteBlobString(image,buffer);
1199   (void) WriteBlobString(image,">>\n");
1200   (void) WriteBlobString(image,"endobj\n");
1201   scene=0;
1202   do
1203   {
1204     compression=image->compression;
1205     if (image_info->compression != UndefinedCompression)
1206       compression=image_info->compression;
1207     switch (compression)
1208     {
1209       case FaxCompression:
1210       case Group4Compression:
1211       {
1212         if ((IsImageMonochrome(image,exception) == MagickFalse) ||
1213             (image->matte != MagickFalse))
1214           compression=RLECompression;
1215         break;
1216       }
1217 #if !defined(MAGICKCORE_JPEG_DELEGATE)
1218       case JPEGCompression:
1219       {
1220         compression=RLECompression;
1221         (void) ThrowMagickException(exception,GetMagickModule(),
1222           MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (JPEG)",
1223           image->filename);
1224         break;
1225       }
1226 #endif
1227 #if !defined(MAGICKCORE_JP2_DELEGATE)
1228       case JPEG2000Compression:
1229       {
1230         compression=RLECompression;
1231         (void) ThrowMagickException(exception,GetMagickModule(),
1232           MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (JP2)",
1233           image->filename);
1234         break;
1235       }
1236 #endif
1237 #if !defined(MAGICKCORE_ZLIB_DELEGATE)
1238       case ZipCompression:
1239       {
1240         compression=RLECompression;
1241         (void) ThrowMagickException(exception,GetMagickModule(),
1242           MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (ZLIB)",
1243           image->filename);
1244         break;
1245       }
1246 #endif
1247       case LZWCompression:
1248       {
1249         if (LocaleCompare(image_info->magick,"PDFA") == 0)
1250           compression=RLECompression;  /* LZW compression is forbidden */
1251         break;
1252       }
1253       case NoCompression:
1254       {
1255         if (LocaleCompare(image_info->magick,"PDFA") == 0)
1256           compression=RLECompression; /* ASCII 85 compression is forbidden */
1257         break;
1258       }
1259       default:
1260         break;
1261     }
1262     if (compression == JPEG2000Compression)
1263       {
1264         if (IssRGBCompatibleColorspace(image->colorspace) == MagickFalse)
1265           (void) TransformImageColorspace(image,sRGBColorspace,exception);
1266       }
1267     /*
1268       Scale relative to dots-per-inch.
1269     */
1270     delta.x=DefaultResolution;
1271     delta.y=DefaultResolution;
1272     resolution.x=image->resolution.x;
1273     resolution.y=image->resolution.y;
1274     if ((resolution.x == 0.0) || (resolution.y == 0.0))
1275       {
1276         flags=ParseGeometry(PSDensityGeometry,&geometry_info);
1277         resolution.x=geometry_info.rho;
1278         resolution.y=geometry_info.sigma;
1279         if ((flags & SigmaValue) == 0)
1280           resolution.y=resolution.x;
1281       }
1282     if (image_info->density != (char *) NULL)
1283       {
1284         flags=ParseGeometry(image_info->density,&geometry_info);
1285         resolution.x=geometry_info.rho;
1286         resolution.y=geometry_info.sigma;
1287         if ((flags & SigmaValue) == 0)
1288           resolution.y=resolution.x;
1289       }
1290     if (image->units == PixelsPerCentimeterResolution)
1291       {
1292         resolution.x=(double) ((size_t) (100.0*2.54*resolution.x+0.5)/100.0);
1293         resolution.y=(double) ((size_t) (100.0*2.54*resolution.y+0.5)/100.0);
1294       }
1295     SetGeometry(image,&geometry);
1296     (void) FormatLocaleString(page_geometry,MaxTextExtent,"%.20gx%.20g",(double)
1297       image->columns,(double) image->rows);
1298     if (image_info->page != (char *) NULL)
1299       (void) CopyMagickString(page_geometry,image_info->page,MaxTextExtent);
1300     else
1301       if ((image->page.width != 0) && (image->page.height != 0))
1302         (void) FormatLocaleString(page_geometry,MaxTextExtent,
1303           "%.20gx%.20g%+.20g%+.20g",(double) image->page.width,(double)
1304           image->page.height,(double) image->page.x,(double) image->page.y);
1305       else
1306         if ((image->gravity != UndefinedGravity) &&
1307             (LocaleCompare(image_info->magick,"PDF") == 0))
1308           (void) CopyMagickString(page_geometry,PSPageGeometry,MaxTextExtent);
1309     (void) ConcatenateMagickString(page_geometry,">",MaxTextExtent);
1310     (void) ParseMetaGeometry(page_geometry,&geometry.x,&geometry.y,
1311       &geometry.width,&geometry.height);
1312     scale.x=(double) (geometry.width*delta.x)/resolution.x;
1313     geometry.width=(size_t) floor(scale.x+0.5);
1314     scale.y=(double) (geometry.height*delta.y)/resolution.y;
1315     geometry.height=(size_t) floor(scale.y+0.5);
1316     (void) ParseAbsoluteGeometry(page_geometry,&media_info);
1317     (void) ParseGravityGeometry(image,page_geometry,&page_info,exception);
1318     if (image->gravity != UndefinedGravity)
1319       {
1320         geometry.x=(-page_info.x);
1321         geometry.y=(ssize_t) (media_info.height+page_info.y-image->rows);
1322       }
1323     pointsize=12.0;
1324     if (image_info->pointsize != 0.0)
1325       pointsize=image_info->pointsize;
1326     text_size=0;
1327     value=GetImageProperty(image,"label",exception);
1328     if (value != (const char *) NULL)
1329       text_size=(size_t) (MultilineCensus(value)*pointsize+12);
1330     (void) text_size;
1331     /*
1332       Write Page object.
1333     */
1334     xref[object++]=TellBlob(image);
1335     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
1336       object);
1337     (void) WriteBlobString(image,buffer);
1338     (void) WriteBlobString(image,"<<\n");
1339     (void) WriteBlobString(image,"/Type /Page\n");
1340     (void) FormatLocaleString(buffer,MaxTextExtent,"/Parent %.20g 0 R\n",
1341       (double) pages_id);
1342     (void) WriteBlobString(image,buffer);
1343     (void) WriteBlobString(image,"/Resources <<\n");
1344     labels=(char **) NULL;
1345     value=GetImageProperty(image,"label",exception);
1346     if (value != (const char *) NULL)
1347       labels=StringToList(value);
1348     if (labels != (char **) NULL)
1349       {
1350         (void) FormatLocaleString(buffer,MaxTextExtent,
1351           "/Font << /F%.20g %.20g 0 R >>\n",(double) image->scene,(double)
1352           object+4);
1353         (void) WriteBlobString(image,buffer);
1354       }
1355     (void) FormatLocaleString(buffer,MaxTextExtent,
1356       "/XObject << /Im%.20g %.20g 0 R >>\n",(double) image->scene,(double)
1357       object+5);
1358     (void) WriteBlobString(image,buffer);
1359     (void) FormatLocaleString(buffer,MaxTextExtent,"/ProcSet %.20g 0 R >>\n",
1360       (double) object+3);
1361     (void) WriteBlobString(image,buffer);
1362     (void) FormatLocaleString(buffer,MaxTextExtent,
1363       "/MediaBox [0 0 %g %g]\n",72.0*media_info.width/resolution.x,
1364       72.0*media_info.height/resolution.y);
1365     (void) WriteBlobString(image,buffer);
1366     (void) FormatLocaleString(buffer,MaxTextExtent,
1367       "/CropBox [0 0 %g %g]\n",72.0*media_info.width/resolution.x,
1368       72.0*media_info.height/resolution.y);
1369     (void) WriteBlobString(image,buffer);
1370     (void) FormatLocaleString(buffer,MaxTextExtent,"/Contents %.20g 0 R\n",
1371       (double) object+1);
1372     (void) WriteBlobString(image,buffer);
1373     (void) FormatLocaleString(buffer,MaxTextExtent,"/Thumb %.20g 0 R\n",(double)
1374       object+8);
1375     (void) WriteBlobString(image,buffer);
1376     (void) WriteBlobString(image,">>\n");
1377     (void) WriteBlobString(image,"endobj\n");
1378     /*
1379       Write Contents object.
1380     */
1381     xref[object++]=TellBlob(image);
1382     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
1383       object);
1384     (void) WriteBlobString(image,buffer);
1385     (void) WriteBlobString(image,"<<\n");
1386     (void) FormatLocaleString(buffer,MaxTextExtent,"/Length %.20g 0 R\n",
1387       (double) object+1);
1388     (void) WriteBlobString(image,buffer);
1389     (void) WriteBlobString(image,">>\n");
1390     (void) WriteBlobString(image,"stream\n");
1391     offset=TellBlob(image);
1392     (void) WriteBlobString(image,"q\n");
1393     if (labels != (char **) NULL)
1394       for (i=0; labels[i] != (char *) NULL; i++)
1395       {
1396         (void) WriteBlobString(image,"BT\n");
1397         (void) FormatLocaleString(buffer,MaxTextExtent,"/F%.20g %g Tf\n",
1398           (double) image->scene,pointsize);
1399         (void) WriteBlobString(image,buffer);
1400         (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g %.20g Td\n",
1401           (double) geometry.x,(double) (geometry.y+geometry.height+i*pointsize+
1402           12));
1403         (void) WriteBlobString(image,buffer);
1404         (void) FormatLocaleString(buffer,MaxTextExtent,"(%s) Tj\n",labels[i]);
1405         (void) WriteBlobString(image,buffer);
1406         (void) WriteBlobString(image,"ET\n");
1407         labels[i]=DestroyString(labels[i]);
1408       }
1409     (void) FormatLocaleString(buffer,MaxTextExtent,"%g 0 0 %g %.20g %.20g cm\n",
1410       scale.x,scale.y,(double) geometry.x,(double) geometry.y);
1411     (void) WriteBlobString(image,buffer);
1412     (void) FormatLocaleString(buffer,MaxTextExtent,"/Im%.20g Do\n",(double)
1413       image->scene);
1414     (void) WriteBlobString(image,buffer);
1415     (void) WriteBlobString(image,"Q\n");
1416     offset=TellBlob(image)-offset;
1417     (void) WriteBlobString(image,"endstream\n");
1418     (void) WriteBlobString(image,"endobj\n");
1419     /*
1420       Write Length object.
1421     */
1422     xref[object++]=TellBlob(image);
1423     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
1424       object);
1425     (void) WriteBlobString(image,buffer);
1426     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double) offset);
1427     (void) WriteBlobString(image,buffer);
1428     (void) WriteBlobString(image,"endobj\n");
1429     /*
1430       Write Procset object.
1431     */
1432     xref[object++]=TellBlob(image);
1433     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
1434       object);
1435     (void) WriteBlobString(image,buffer);
1436     if ((image->storage_class == DirectClass) || (image->colors > 256))
1437       (void) CopyMagickString(buffer,"[ /PDF /Text /ImageC",MaxTextExtent);
1438     else
1439       if ((compression == FaxCompression) || (compression == Group4Compression))
1440         (void) CopyMagickString(buffer,"[ /PDF /Text /ImageB",MaxTextExtent);
1441       else
1442         (void) CopyMagickString(buffer,"[ /PDF /Text /ImageI",MaxTextExtent);
1443     (void) WriteBlobString(image,buffer);
1444     (void) WriteBlobString(image," ]\n");
1445     (void) WriteBlobString(image,"endobj\n");
1446     /*
1447       Write Font object.
1448     */
1449     xref[object++]=TellBlob(image);
1450     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
1451       object);
1452     (void) WriteBlobString(image,buffer);
1453     (void) WriteBlobString(image,"<<\n");
1454     if (labels != (char **) NULL)
1455       {
1456         (void) WriteBlobString(image,"/Type /Font\n");
1457         (void) WriteBlobString(image,"/Subtype /Type1\n");
1458         (void) FormatLocaleString(buffer,MaxTextExtent,"/Name /F%.20g\n",
1459           (double) image->scene);
1460         (void) WriteBlobString(image,buffer);
1461         (void) WriteBlobString(image,"/BaseFont /Helvetica\n");
1462         (void) WriteBlobString(image,"/Encoding /MacRomanEncoding\n");
1463         labels=(char **) RelinquishMagickMemory(labels);
1464       }
1465     (void) WriteBlobString(image,">>\n");
1466     (void) WriteBlobString(image,"endobj\n");
1467     /*
1468       Write XObject object.
1469     */
1470     xref[object++]=TellBlob(image);
1471     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
1472       object);
1473     (void) WriteBlobString(image,buffer);
1474     (void) WriteBlobString(image,"<<\n");
1475     (void) WriteBlobString(image,"/Type /XObject\n");
1476     (void) WriteBlobString(image,"/Subtype /Image\n");
1477     (void) FormatLocaleString(buffer,MaxTextExtent,"/Name /Im%.20g\n",(double)
1478       image->scene);
1479     (void) WriteBlobString(image,buffer);
1480     switch (compression)
1481     {
1482       case NoCompression:
1483       {
1484         (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"ASCII85Decode");
1485         break;
1486       }
1487       case JPEGCompression:
1488       {
1489         (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"DCTDecode");
1490         if (image->colorspace != CMYKColorspace)
1491           break;
1492         (void) WriteBlobString(image,buffer);
1493         (void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
1494           MaxTextExtent);
1495         break;
1496       }
1497       case JPEG2000Compression:
1498       {
1499         (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"JPXDecode");
1500         if (image->colorspace != CMYKColorspace)
1501           break;
1502         (void) WriteBlobString(image,buffer);
1503         (void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
1504           MaxTextExtent);
1505         break;
1506       }
1507       case LZWCompression:
1508       {
1509         (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"LZWDecode");
1510         break;
1511       }
1512       case ZipCompression:
1513       {
1514         (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"FlateDecode");
1515         break;
1516       }
1517       case FaxCompression:
1518       case Group4Compression:
1519       {
1520         (void) CopyMagickString(buffer,"/Filter [ /CCITTFaxDecode ]\n",
1521           MaxTextExtent);
1522         (void) WriteBlobString(image,buffer);
1523         (void) FormatLocaleString(buffer,MaxTextExtent,"/DecodeParms [ << "
1524           "/K %s /BlackIs1 false /Columns %.20g /Rows %.20g >> ]\n",CCITTParam,
1525           (double) image->columns,(double) image->rows);
1526         break;
1527       }
1528       default:
1529       {
1530         (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,
1531           "RunLengthDecode");
1532         break;
1533       }
1534     }
1535     (void) WriteBlobString(image,buffer);
1536     (void) FormatLocaleString(buffer,MaxTextExtent,"/Width %.20g\n",(double)
1537       image->columns);
1538     (void) WriteBlobString(image,buffer);
1539     (void) FormatLocaleString(buffer,MaxTextExtent,"/Height %.20g\n",(double)
1540       image->rows);
1541     (void) WriteBlobString(image,buffer);
1542     (void) FormatLocaleString(buffer,MaxTextExtent,"/ColorSpace %.20g 0 R\n",
1543       (double) object+2);
1544     (void) WriteBlobString(image,buffer);
1545     (void) FormatLocaleString(buffer,MaxTextExtent,"/BitsPerComponent %d\n",
1546       (compression == FaxCompression) || (compression == Group4Compression) ?
1547       1 : 8);
1548     (void) WriteBlobString(image,buffer);
1549     if (image->matte != MagickFalse)
1550       {
1551         (void) FormatLocaleString(buffer,MaxTextExtent,"/SMask %.20g 0 R\n",
1552           (double) object+7);
1553         (void) WriteBlobString(image,buffer);
1554       }
1555     (void) FormatLocaleString(buffer,MaxTextExtent,"/Length %.20g 0 R\n",
1556       (double) object+1);
1557     (void) WriteBlobString(image,buffer);
1558     (void) WriteBlobString(image,">>\n");
1559     (void) WriteBlobString(image,"stream\n");
1560     offset=TellBlob(image);
1561     number_pixels=(MagickSizeType) image->columns*image->rows;
1562     if ((4*number_pixels) != (MagickSizeType) ((size_t) (4*number_pixels)))
1563       ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
1564     if ((compression == FaxCompression) || (compression == Group4Compression) ||
1565         ((image_info->type != TrueColorType) &&
1566          (IsImageGray(image,exception) != MagickFalse)))
1567       {
1568         switch (compression)
1569         {
1570           case FaxCompression:
1571           case Group4Compression:
1572           {
1573             if (LocaleCompare(CCITTParam,"0") == 0)
1574               {
1575                 (void) HuffmanEncodeImage(image_info,image,image,exception);
1576                 break;
1577               }
1578             (void) Huffman2DEncodeImage(image_info,image,image,exception);
1579             break;
1580           }
1581           case JPEGCompression:
1582           {
1583             status=InjectImageBlob(image_info,image,image,"jpeg",exception);
1584             if (status == MagickFalse)
1585               {
1586                 (void) CloseBlob(image);
1587                 return(MagickFalse);
1588               }
1589             break;
1590           }
1591           case JPEG2000Compression:
1592           {
1593             status=InjectImageBlob(image_info,image,image,"jp2",exception);
1594             if (status == MagickFalse)
1595               {
1596                 (void) CloseBlob(image);
1597                 return(MagickFalse);
1598               }
1599             break;
1600           }
1601           case RLECompression:
1602           default:
1603           {
1604             /*
1605               Allocate pixel array.
1606             */
1607             length=(size_t) number_pixels;
1608             pixels=(unsigned char *) AcquireQuantumMemory(length,
1609               sizeof(*pixels));
1610             if (pixels == (unsigned char *) NULL)
1611               ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
1612             /*
1613               Dump Runlength encoded pixels.
1614             */
1615             q=pixels;
1616             for (y=0; y < (ssize_t) image->rows; y++)
1617             {
1618               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
1619               if (p == (const Quantum *) NULL)
1620                 break;
1621               for (x=0; x < (ssize_t) image->columns; x++)
1622               {
1623                 *q++=ScaleQuantumToChar(GetPixelIntensity(image,p));
1624                 p+=GetPixelChannels(image);
1625               }
1626               if (image->previous == (Image *) NULL)
1627                 {
1628                   status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
1629                     y,image->rows);
1630                   if (status == MagickFalse)
1631                     break;
1632                 }
1633             }
1634 #if defined(MAGICKCORE_ZLIB_DELEGATE)
1635             if (compression == ZipCompression)
1636               status=ZLIBEncodeImage(image,length,pixels,exception);
1637             else
1638 #endif
1639               if (compression == LZWCompression)
1640                 status=LZWEncodeImage(image,length,pixels,exception);
1641               else
1642                 status=PackbitsEncodeImage(image,length,pixels,exception);
1643             pixels=(unsigned char *) RelinquishMagickMemory(pixels);
1644             if (status == MagickFalse)
1645               {
1646                 (void) CloseBlob(image);
1647                 return(MagickFalse);
1648               }
1649             break;
1650           }
1651           case NoCompression:
1652           {
1653             /*
1654               Dump uncompressed PseudoColor packets.
1655             */
1656             Ascii85Initialize(image);
1657             for (y=0; y < (ssize_t) image->rows; y++)
1658             {
1659               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
1660               if (p == (const Quantum *) NULL)
1661                 break;
1662               for (x=0; x < (ssize_t) image->columns; x++)
1663               {
1664                 Ascii85Encode(image,ScaleQuantumToChar(
1665                   GetPixelIntensity(image,p)));
1666                 p+=GetPixelChannels(image);
1667               }
1668               if (image->previous == (Image *) NULL)
1669                 {
1670                   status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
1671                     y,image->rows);
1672                   if (status == MagickFalse)
1673                     break;
1674                 }
1675             }
1676             Ascii85Flush(image);
1677             break;
1678           }
1679         }
1680       }
1681     else
1682       if ((image->storage_class == DirectClass) || (image->colors > 256) ||
1683           (compression == JPEGCompression) ||
1684           (compression == JPEG2000Compression))
1685         switch (compression)
1686         {
1687           case JPEGCompression:
1688           {
1689             status=InjectImageBlob(image_info,image,image,"jpeg",exception);
1690             if (status == MagickFalse)
1691               {
1692                 (void) CloseBlob(image);
1693                 return(MagickFalse);
1694               }
1695             break;
1696           }
1697           case JPEG2000Compression:
1698           {
1699             status=InjectImageBlob(image_info,image,image,"jp2",exception);
1700             if (status == MagickFalse)
1701               {
1702                 (void) CloseBlob(image);
1703                 return(MagickFalse);
1704               }
1705             break;
1706           }
1707           case RLECompression:
1708           default:
1709           {
1710             /*
1711               Allocate pixel array.
1712             */
1713             length=(size_t) number_pixels;
1714             pixels=(unsigned char *) AcquireQuantumMemory(length,
1715               4*sizeof(*pixels));
1716             length*=image->colorspace == CMYKColorspace ? 4UL : 3UL;
1717             if (pixels == (unsigned char *) NULL)
1718               ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
1719             /*
1720               Dump runoffset encoded pixels.
1721             */
1722             q=pixels;
1723             for (y=0; y < (ssize_t) image->rows; y++)
1724             {
1725               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
1726               if (p == (const Quantum *) NULL)
1727                 break;
1728               for (x=0; x < (ssize_t) image->columns; x++)
1729               {
1730                 *q++=ScaleQuantumToChar(GetPixelRed(image,p));
1731                 *q++=ScaleQuantumToChar(GetPixelGreen(image,p));
1732                 *q++=ScaleQuantumToChar(GetPixelBlue(image,p));
1733                 if (image->colorspace == CMYKColorspace)
1734                   *q++=ScaleQuantumToChar(GetPixelBlack(image,p));
1735                 p+=GetPixelChannels(image);
1736               }
1737               if (image->previous == (Image *) NULL)
1738                 {
1739                   status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
1740                     y,image->rows);
1741                   if (status == MagickFalse)
1742                     break;
1743                 }
1744             }
1745 #if defined(MAGICKCORE_ZLIB_DELEGATE)
1746             if (compression == ZipCompression)
1747               status=ZLIBEncodeImage(image,length,pixels,exception);
1748             else
1749 #endif
1750               if (compression == LZWCompression)
1751                 status=LZWEncodeImage(image,length,pixels,exception);
1752               else
1753                 status=PackbitsEncodeImage(image,length,pixels,exception);
1754             pixels=(unsigned char *) RelinquishMagickMemory(pixels);
1755             if (status == MagickFalse)
1756               {
1757                 (void) CloseBlob(image);
1758                 return(MagickFalse);
1759               }
1760             break;
1761           }
1762           case NoCompression:
1763           {
1764             /*
1765               Dump uncompressed DirectColor packets.
1766             */
1767             Ascii85Initialize(image);
1768             for (y=0; y < (ssize_t) image->rows; y++)
1769             {
1770               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
1771               if (p == (const Quantum *) NULL)
1772                 break;
1773               for (x=0; x < (ssize_t) image->columns; x++)
1774               {
1775                 Ascii85Encode(image,ScaleQuantumToChar(GetPixelRed(image,p)));
1776                 Ascii85Encode(image,ScaleQuantumToChar(GetPixelGreen(image,p)));
1777                 Ascii85Encode(image,ScaleQuantumToChar(GetPixelBlue(image,p)));
1778                 if (image->colorspace == CMYKColorspace)
1779                   Ascii85Encode(image,ScaleQuantumToChar(
1780                     GetPixelBlack(image,p)));
1781                 p+=GetPixelChannels(image);
1782               }
1783               if (image->previous == (Image *) NULL)
1784                 {
1785                   status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
1786                     y,image->rows);
1787                   if (status == MagickFalse)
1788                     break;
1789                 }
1790             }
1791             Ascii85Flush(image);
1792             break;
1793           }
1794         }
1795       else
1796         {
1797           /*
1798             Dump number of colors and colormap.
1799           */
1800           switch (compression)
1801           {
1802             case RLECompression:
1803             default:
1804             {
1805               /*
1806                 Allocate pixel array.
1807               */
1808               length=(size_t) number_pixels;
1809               pixels=(unsigned char *) AcquireQuantumMemory(length,
1810                 sizeof(*pixels));
1811               if (pixels == (unsigned char *) NULL)
1812                 ThrowWriterException(ResourceLimitError,
1813                   "MemoryAllocationFailed");
1814               /*
1815                 Dump Runlength encoded pixels.
1816               */
1817               q=pixels;
1818               for (y=0; y < (ssize_t) image->rows; y++)
1819               {
1820                 p=GetVirtualPixels(image,0,y,image->columns,1,exception);
1821                 if (p == (const Quantum *) NULL)
1822                   break;
1823                 for (x=0; x < (ssize_t) image->columns; x++)
1824                 {
1825                   *q++=(unsigned char) GetPixelIndex(image,p);
1826                   p+=GetPixelChannels(image);
1827                 }
1828                 if (image->previous == (Image *) NULL)
1829                   {
1830                     status=SetImageProgress(image,SaveImageTag,
1831                       (MagickOffsetType) y,image->rows);
1832                     if (status == MagickFalse)
1833                       break;
1834                   }
1835               }
1836 #if defined(MAGICKCORE_ZLIB_DELEGATE)
1837               if (compression == ZipCompression)
1838                 status=ZLIBEncodeImage(image,length,pixels,exception);
1839               else
1840 #endif
1841                 if (compression == LZWCompression)
1842                   status=LZWEncodeImage(image,length,pixels,exception);
1843                 else
1844                   status=PackbitsEncodeImage(image,length,pixels,exception);
1845               pixels=(unsigned char *) RelinquishMagickMemory(pixels);
1846               if (status == MagickFalse)
1847                 {
1848                   (void) CloseBlob(image);
1849                   return(MagickFalse);
1850                 }
1851               break;
1852             }
1853             case NoCompression:
1854             {
1855               /*
1856                 Dump uncompressed PseudoColor packets.
1857               */
1858               Ascii85Initialize(image);
1859               for (y=0; y < (ssize_t) image->rows; y++)
1860               {
1861                 p=GetVirtualPixels(image,0,y,image->columns,1,exception);
1862                 if (p == (const Quantum *) NULL)
1863                   break;
1864                 for (x=0; x < (ssize_t) image->columns; x++)
1865                 {
1866                   Ascii85Encode(image,(unsigned char) GetPixelIndex(image,p));
1867                   p+=GetPixelChannels(image);
1868                 }
1869                 if (image->previous == (Image *) NULL)
1870                   {
1871                     status=SetImageProgress(image,SaveImageTag,
1872                       (MagickOffsetType) y,image->rows);
1873                     if (status == MagickFalse)
1874                       break;
1875                   }
1876               }
1877               Ascii85Flush(image);
1878               break;
1879             }
1880           }
1881         }
1882     offset=TellBlob(image)-offset;
1883     (void) WriteBlobString(image,"\nendstream\n");
1884     (void) WriteBlobString(image,"endobj\n");
1885     /*
1886       Write Length object.
1887     */
1888     xref[object++]=TellBlob(image);
1889     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
1890       object);
1891     (void) WriteBlobString(image,buffer);
1892     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double) offset);
1893     (void) WriteBlobString(image,buffer);
1894     (void) WriteBlobString(image,"endobj\n");
1895     /*
1896       Write Colorspace object.
1897     */
1898     xref[object++]=TellBlob(image);
1899     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
1900       object);
1901     (void) WriteBlobString(image,buffer);
1902     if (image->colorspace == CMYKColorspace)
1903       (void) CopyMagickString(buffer,"/DeviceCMYK\n",MaxTextExtent);
1904     else
1905       if ((compression == FaxCompression) ||
1906           (compression == Group4Compression) ||
1907           ((image_info->type != TrueColorType) &&
1908            (IsImageGray(image,exception) != MagickFalse)))
1909           (void) CopyMagickString(buffer,"/DeviceGray\n",MaxTextExtent);
1910       else
1911         if ((image->storage_class == DirectClass) || (image->colors > 256) ||
1912             (compression == JPEGCompression) ||
1913             (compression == JPEG2000Compression))
1914           (void) CopyMagickString(buffer,"/DeviceRGB\n",MaxTextExtent);
1915         else
1916           (void) FormatLocaleString(buffer,MaxTextExtent,
1917             "[ /Indexed /DeviceRGB %.20g %.20g 0 R ]\n",(double) image->colors-
1918             1,(double) object+3);
1919     (void) WriteBlobString(image,buffer);
1920     (void) WriteBlobString(image,"endobj\n");
1921     /*
1922       Write Thumb object.
1923     */
1924     SetGeometry(image,&geometry);
1925     (void) ParseMetaGeometry("106x106+0+0>",&geometry.x,&geometry.y,
1926       &geometry.width,&geometry.height);
1927     tile_image=ThumbnailImage(image,geometry.width,geometry.height,exception);
1928     if (tile_image == (Image *) NULL)
1929       return(MagickFalse);
1930     xref[object++]=TellBlob(image);
1931     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
1932       object);
1933     (void) WriteBlobString(image,buffer);
1934     (void) WriteBlobString(image,"<<\n");
1935     switch (compression)
1936     {
1937       case NoCompression:
1938       {
1939         (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"ASCII85Decode");
1940         break;
1941       }
1942       case JPEGCompression:
1943       {
1944         (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"DCTDecode");
1945         if (image->colorspace != CMYKColorspace)
1946           break;
1947         (void) WriteBlobString(image,buffer);
1948         (void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
1949           MaxTextExtent);
1950         break;
1951       }
1952       case JPEG2000Compression:
1953       {
1954         (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"JPXDecode");
1955         if (image->colorspace != CMYKColorspace)
1956           break;
1957         (void) WriteBlobString(image,buffer);
1958         (void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
1959           MaxTextExtent);
1960         break;
1961       }
1962       case LZWCompression:
1963       {
1964         (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"LZWDecode");
1965         break;
1966       }
1967       case ZipCompression:
1968       {
1969         (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"FlateDecode");
1970         break;
1971       }
1972       case FaxCompression:
1973       case Group4Compression:
1974       {
1975         (void) CopyMagickString(buffer,"/Filter [ /CCITTFaxDecode ]\n",
1976           MaxTextExtent);
1977         (void) WriteBlobString(image,buffer);
1978         (void) FormatLocaleString(buffer,MaxTextExtent,"/DecodeParms [ << "
1979           "/K %s /BlackIs1 false /Columns %.20g /Rows %.20g >> ]\n",CCITTParam,
1980           (double) tile_image->columns,(double) tile_image->rows);
1981         break;
1982       }
1983       default:
1984       {
1985         (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,
1986           "RunLengthDecode");
1987         break;
1988       }
1989     }
1990     (void) WriteBlobString(image,buffer);
1991     (void) FormatLocaleString(buffer,MaxTextExtent,"/Width %.20g\n",(double)
1992       tile_image->columns);
1993     (void) WriteBlobString(image,buffer);
1994     (void) FormatLocaleString(buffer,MaxTextExtent,"/Height %.20g\n",(double)
1995       tile_image->rows);
1996     (void) WriteBlobString(image,buffer);
1997     (void) FormatLocaleString(buffer,MaxTextExtent,"/ColorSpace %.20g 0 R\n",
1998       (double) object-1);
1999     (void) WriteBlobString(image,buffer);
2000     (void) FormatLocaleString(buffer,MaxTextExtent,"/BitsPerComponent %d\n",
2001       (compression == FaxCompression) || (compression == Group4Compression) ?
2002       1 : 8);
2003     (void) WriteBlobString(image,buffer);
2004     (void) FormatLocaleString(buffer,MaxTextExtent,"/Length %.20g 0 R\n",
2005       (double) object+1);
2006     (void) WriteBlobString(image,buffer);
2007     (void) WriteBlobString(image,">>\n");
2008     (void) WriteBlobString(image,"stream\n");
2009     offset=TellBlob(image);
2010     number_pixels=(MagickSizeType) tile_image->columns*tile_image->rows;
2011     if ((compression == FaxCompression) ||
2012         (compression == Group4Compression) ||
2013         ((image_info->type != TrueColorType) &&
2014          (IsImageGray(tile_image,exception) != MagickFalse)))
2015       {
2016         switch (compression)
2017         {
2018           case FaxCompression:
2019           case Group4Compression:
2020           {
2021             if (LocaleCompare(CCITTParam,"0") == 0)
2022               {
2023                 (void) HuffmanEncodeImage(image_info,image,tile_image,
2024                   exception);
2025                 break;
2026               }
2027             (void) Huffman2DEncodeImage(image_info,image,tile_image,exception);
2028             break;
2029           }
2030           case JPEGCompression:
2031           {
2032             status=InjectImageBlob(image_info,image,tile_image,"jpeg",
2033               exception);
2034             if (status == MagickFalse)
2035               {
2036                 (void) CloseBlob(image);
2037                 return(MagickFalse);
2038               }
2039             break;
2040           }
2041           case JPEG2000Compression:
2042           {
2043             status=InjectImageBlob(image_info,image,tile_image,"jp2",exception);
2044             if (status == MagickFalse)
2045               {
2046                 (void) CloseBlob(image);
2047                 return(MagickFalse);
2048               }
2049             break;
2050           }
2051           case RLECompression:
2052           default:
2053           {
2054             /*
2055               Allocate pixel array.
2056             */
2057             length=(size_t) number_pixels;
2058             pixels=(unsigned char *) AcquireQuantumMemory(length,
2059               sizeof(*pixels));
2060             if (pixels == (unsigned char *) NULL)
2061               {
2062                 tile_image=DestroyImage(tile_image);
2063                 ThrowWriterException(ResourceLimitError,
2064                   "MemoryAllocationFailed");
2065               }
2066             /*
2067               Dump Runlength encoded pixels.
2068             */
2069             q=pixels;
2070             for (y=0; y < (ssize_t) tile_image->rows; y++)
2071             {
2072               p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
2073                 exception);
2074               if (p == (const Quantum *) NULL)
2075                 break;
2076               for (x=0; x < (ssize_t) tile_image->columns; x++)
2077               {
2078                 *q++=ScaleQuantumToChar(GetPixelIntensity(tile_image,p));
2079                 p+=GetPixelChannels(tile_image);
2080               }
2081             }
2082 #if defined(MAGICKCORE_ZLIB_DELEGATE)
2083             if (compression == ZipCompression)
2084               status=ZLIBEncodeImage(image,length,pixels,exception);
2085             else
2086 #endif
2087               if (compression == LZWCompression)
2088                 status=LZWEncodeImage(image,length,pixels,exception);
2089               else
2090                 status=PackbitsEncodeImage(image,length,pixels,exception);
2091             pixels=(unsigned char *) RelinquishMagickMemory(pixels);
2092             if (status == MagickFalse)
2093               {
2094                 (void) CloseBlob(image);
2095                 return(MagickFalse);
2096               }
2097             break;
2098           }
2099           case NoCompression:
2100           {
2101             /*
2102               Dump uncompressed PseudoColor packets.
2103             */
2104             Ascii85Initialize(image);
2105             for (y=0; y < (ssize_t) tile_image->rows; y++)
2106             {
2107               p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
2108                 exception);
2109               if (p == (const Quantum *) NULL)
2110                 break;
2111               for (x=0; x < (ssize_t) tile_image->columns; x++)
2112               {
2113                 Ascii85Encode(image,
2114                   ScaleQuantumToChar(GetPixelIntensity(tile_image,p)));
2115                 p+=GetPixelChannels(tile_image);
2116               }
2117             }
2118             Ascii85Flush(image);
2119             break;
2120           }
2121         }
2122       }
2123     else
2124       if ((tile_image->storage_class == DirectClass) ||
2125           (tile_image->colors > 256) || (compression == JPEGCompression) ||
2126           (compression == JPEG2000Compression))
2127         switch (compression)
2128         {
2129           case JPEGCompression:
2130           {
2131             status=InjectImageBlob(image_info,image,tile_image,"jpeg",
2132               exception);
2133             if (status == MagickFalse)
2134               {
2135                 (void) CloseBlob(image);
2136                 return(MagickFalse);
2137               }
2138             break;
2139           }
2140           case JPEG2000Compression:
2141           {
2142             status=InjectImageBlob(image_info,image,tile_image,"jp2",exception);
2143             if (status == MagickFalse)
2144               {
2145                 (void) CloseBlob(image);
2146                 return(MagickFalse);
2147               }
2148             break;
2149           }
2150           case RLECompression:
2151           default:
2152           {
2153             /*
2154               Allocate pixel array.
2155             */
2156             length=(size_t) number_pixels;
2157             pixels=(unsigned char *) AcquireQuantumMemory(length,4*
2158               sizeof(*pixels));
2159             length*=tile_image->colorspace == CMYKColorspace ? 4UL : 3UL;
2160             if (pixels == (unsigned char *) NULL)
2161               {
2162                 tile_image=DestroyImage(tile_image);
2163                 ThrowWriterException(ResourceLimitError,
2164                   "MemoryAllocationFailed");
2165               }
2166             /*
2167               Dump runoffset encoded pixels.
2168             */
2169             q=pixels;
2170             for (y=0; y < (ssize_t) tile_image->rows; y++)
2171             {
2172               p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
2173                 exception);
2174               if (p == (const Quantum *) NULL)
2175                 break;
2176               for (x=0; x < (ssize_t) tile_image->columns; x++)
2177               {
2178                 *q++=ScaleQuantumToChar(GetPixelRed(tile_image,p));
2179                 *q++=ScaleQuantumToChar(GetPixelGreen(tile_image,p));
2180                 *q++=ScaleQuantumToChar(GetPixelBlue(tile_image,p));
2181                 if (image->colorspace == CMYKColorspace)
2182                   *q++=ScaleQuantumToChar(GetPixelBlack(tile_image,p));
2183                 p+=GetPixelChannels(tile_image);
2184               }
2185             }
2186 #if defined(MAGICKCORE_ZLIB_DELEGATE)
2187             if (compression == ZipCompression)
2188               status=ZLIBEncodeImage(image,length,pixels,exception);
2189             else
2190 #endif
2191               if (compression == LZWCompression)
2192                 status=LZWEncodeImage(image,length,pixels,exception);
2193               else
2194                 status=PackbitsEncodeImage(image,length,pixels,exception);
2195             pixels=(unsigned char *) RelinquishMagickMemory(pixels);
2196             if (status == MagickFalse)
2197               {
2198                 (void) CloseBlob(image);
2199                 return(MagickFalse);
2200               }
2201             break;
2202           }
2203           case NoCompression:
2204           {
2205             /*
2206               Dump uncompressed DirectColor packets.
2207             */
2208             Ascii85Initialize(image);
2209             for (y=0; y < (ssize_t) tile_image->rows; y++)
2210             {
2211               p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
2212                 exception);
2213               if (p == (const Quantum *) NULL)
2214                 break;
2215               for (x=0; x < (ssize_t) tile_image->columns; x++)
2216               {
2217                 Ascii85Encode(image,ScaleQuantumToChar(
2218                   GetPixelRed(tile_image,p)));
2219                 Ascii85Encode(image,ScaleQuantumToChar(
2220                   GetPixelGreen(tile_image,p)));
2221                 Ascii85Encode(image,ScaleQuantumToChar(
2222                   GetPixelBlue(tile_image,p)));
2223                 if (image->colorspace == CMYKColorspace)
2224                   Ascii85Encode(image,ScaleQuantumToChar(
2225                     GetPixelBlack(tile_image,p)));
2226                 p+=GetPixelChannels(tile_image);
2227               }
2228             }
2229             Ascii85Flush(image);
2230             break;
2231           }
2232         }
2233       else
2234         {
2235           /*
2236             Dump number of colors and colormap.
2237           */
2238           switch (compression)
2239           {
2240             case RLECompression:
2241             default:
2242             {
2243               /*
2244                 Allocate pixel array.
2245               */
2246               length=(size_t) number_pixels;
2247               pixels=(unsigned char *) AcquireQuantumMemory(length,
2248                 sizeof(*pixels));
2249               if (pixels == (unsigned char *) NULL)
2250                 {
2251                   tile_image=DestroyImage(tile_image);
2252                   ThrowWriterException(ResourceLimitError,
2253                     "MemoryAllocationFailed");
2254                 }
2255               /*
2256                 Dump Runlength encoded pixels.
2257               */
2258               q=pixels;
2259               for (y=0; y < (ssize_t) tile_image->rows; y++)
2260               {
2261                 p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
2262                   exception);
2263                 if (p == (const Quantum *) NULL)
2264                   break;
2265                 for (x=0; x < (ssize_t) tile_image->columns; x++)
2266                 {
2267                   *q++=(unsigned char) GetPixelIndex(tile_image,p);
2268                   p+=GetPixelChannels(tile_image);
2269                 }
2270               }
2271 #if defined(MAGICKCORE_ZLIB_DELEGATE)
2272               if (compression == ZipCompression)
2273                 status=ZLIBEncodeImage(image,length,pixels,exception);
2274               else
2275 #endif
2276                 if (compression == LZWCompression)
2277                   status=LZWEncodeImage(image,length,pixels,exception);
2278                 else
2279                   status=PackbitsEncodeImage(image,length,pixels,exception);
2280               pixels=(unsigned char *) RelinquishMagickMemory(pixels);
2281               if (status == MagickFalse)
2282                 {
2283                   (void) CloseBlob(image);
2284                   return(MagickFalse);
2285                 }
2286               break;
2287             }
2288             case NoCompression:
2289             {
2290               /*
2291                 Dump uncompressed PseudoColor packets.
2292               */
2293               Ascii85Initialize(image);
2294               for (y=0; y < (ssize_t) tile_image->rows; y++)
2295               {
2296                 p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
2297                   exception);
2298                 if (p == (const Quantum *) NULL)
2299                   break;
2300                 for (x=0; x < (ssize_t) tile_image->columns; x++)
2301                 {
2302                   Ascii85Encode(image,(unsigned char)
2303                     GetPixelIndex(tile_image,p));
2304                   p+=GetPixelChannels(image);
2305                 }
2306               }
2307               Ascii85Flush(image);
2308               break;
2309             }
2310           }
2311         }
2312     tile_image=DestroyImage(tile_image);
2313     offset=TellBlob(image)-offset;
2314     (void) WriteBlobString(image,"\nendstream\n");
2315     (void) WriteBlobString(image,"endobj\n");
2316     /*
2317       Write Length object.
2318     */
2319     xref[object++]=TellBlob(image);
2320     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
2321       object);
2322     (void) WriteBlobString(image,buffer);
2323     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double) offset);
2324     (void) WriteBlobString(image,buffer);
2325     (void) WriteBlobString(image,"endobj\n");
2326     xref[object++]=TellBlob(image);
2327     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
2328       object);
2329     (void) WriteBlobString(image,buffer);
2330     if ((image->storage_class != DirectClass) && (image->colors <= 256) &&
2331         (compression != FaxCompression) && (compression != Group4Compression))
2332       {
2333         /*
2334           Write Colormap object.
2335         */
2336         (void) WriteBlobString(image,"<<\n");
2337         if (compression == NoCompression)
2338           (void) WriteBlobString(image,"/Filter [ /ASCII85Decode ]\n");
2339         (void) FormatLocaleString(buffer,MaxTextExtent,"/Length %.20g 0 R\n",
2340           (double) object+1);
2341         (void) WriteBlobString(image,buffer);
2342         (void) WriteBlobString(image,">>\n");
2343         (void) WriteBlobString(image,"stream\n");
2344         offset=TellBlob(image);
2345         if (compression == NoCompression)
2346           Ascii85Initialize(image);
2347         for (i=0; i < (ssize_t) image->colors; i++)
2348         {
2349           if (compression == NoCompression)
2350             {
2351               Ascii85Encode(image,ScaleQuantumToChar(image->colormap[i].red));
2352               Ascii85Encode(image,ScaleQuantumToChar(image->colormap[i].green));
2353               Ascii85Encode(image,ScaleQuantumToChar(image->colormap[i].blue));
2354               continue;
2355             }
2356           (void) WriteBlobByte(image,
2357             ScaleQuantumToChar(image->colormap[i].red));
2358           (void) WriteBlobByte(image,
2359             ScaleQuantumToChar(image->colormap[i].green));
2360           (void) WriteBlobByte(image,
2361             ScaleQuantumToChar(image->colormap[i].blue));
2362         }
2363         if (compression == NoCompression)
2364           Ascii85Flush(image);
2365        offset=TellBlob(image)-offset;
2366        (void) WriteBlobString(image,"\nendstream\n");
2367       }
2368     (void) WriteBlobString(image,"endobj\n");
2369     /*
2370       Write Length object.
2371     */
2372     xref[object++]=TellBlob(image);
2373     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
2374       object);
2375     (void) WriteBlobString(image,buffer);
2376     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double)
2377       offset);
2378     (void) WriteBlobString(image,buffer);
2379     (void) WriteBlobString(image,"endobj\n");
2380     /*
2381       Write softmask object.
2382     */
2383     xref[object++]=TellBlob(image);
2384     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
2385       object);
2386     (void) WriteBlobString(image,buffer);
2387     (void) WriteBlobString(image,"<<\n");
2388     if (image->matte == MagickFalse)
2389       (void) WriteBlobString(image,">>\n");
2390     else
2391       {
2392         (void) WriteBlobString(image,"/Type /XObject\n");
2393         (void) WriteBlobString(image,"/Subtype /Image\n");
2394         (void) FormatLocaleString(buffer,MaxTextExtent,"/Name /Ma%.20g\n",
2395           (double) image->scene);
2396         (void) WriteBlobString(image,buffer);
2397         switch (compression)
2398         {
2399           case NoCompression:
2400           {
2401             (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,
2402               "ASCII85Decode");
2403             break;
2404           }
2405           case LZWCompression:
2406           {
2407             (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"LZWDecode");
2408             break;
2409           }
2410           case ZipCompression:
2411           {
2412             (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,
2413               "FlateDecode");
2414             break;
2415           }
2416           default:
2417           {
2418             (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,
2419               "RunLengthDecode");
2420             break;
2421           }
2422         }
2423         (void) WriteBlobString(image,buffer);
2424         (void) FormatLocaleString(buffer,MaxTextExtent,"/Width %.20g\n",(double)
2425           image->columns);
2426         (void) WriteBlobString(image,buffer);
2427         (void) FormatLocaleString(buffer,MaxTextExtent,"/Height %.20g\n",
2428           (double) image->rows);
2429         (void) WriteBlobString(image,buffer);
2430         (void) WriteBlobString(image,"/ColorSpace /DeviceGray\n");
2431         (void) FormatLocaleString(buffer,MaxTextExtent,"/BitsPerComponent %d\n",
2432           (compression == FaxCompression) || (compression == Group4Compression)
2433           ? 1 : 8);
2434         (void) WriteBlobString(image,buffer);
2435         (void) FormatLocaleString(buffer,MaxTextExtent,"/Length %.20g 0 R\n",
2436           (double) object+1);
2437         (void) WriteBlobString(image,buffer);
2438         (void) WriteBlobString(image,">>\n");
2439         (void) WriteBlobString(image,"stream\n");
2440         offset=TellBlob(image);
2441         number_pixels=(MagickSizeType) image->columns*image->rows;
2442         switch (compression)
2443         {
2444           case RLECompression:
2445           default:
2446           {
2447             /*
2448               Allocate pixel array.
2449             */
2450             length=(size_t) number_pixels;
2451             pixels=(unsigned char *) AcquireQuantumMemory(length,
2452               sizeof(*pixels));
2453             if (pixels == (unsigned char *) NULL)
2454               {
2455                 image=DestroyImage(image);
2456                 ThrowWriterException(ResourceLimitError,
2457                   "MemoryAllocationFailed");
2458               }
2459             /*
2460               Dump Runlength encoded pixels.
2461             */
2462             q=pixels;
2463             for (y=0; y < (ssize_t) image->rows; y++)
2464             {
2465               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
2466               if (p == (const Quantum *) NULL)
2467                 break;
2468               for (x=0; x < (ssize_t) image->columns; x++)
2469               {
2470                 *q++=ScaleQuantumToChar(GetPixelAlpha(image,p));
2471                 p+=GetPixelChannels(image);
2472               }
2473             }
2474 #if defined(MAGICKCORE_ZLIB_DELEGATE)
2475             if (compression == ZipCompression)
2476               status=ZLIBEncodeImage(image,length,pixels,exception);
2477             else
2478 #endif
2479               if (compression == LZWCompression)
2480                 status=LZWEncodeImage(image,length,pixels,exception);
2481               else
2482                 status=PackbitsEncodeImage(image,length,pixels,exception);
2483             pixels=(unsigned char *) RelinquishMagickMemory(pixels);
2484             if (status == MagickFalse)
2485               {
2486                 (void) CloseBlob(image);
2487                 return(MagickFalse);
2488               }
2489             break;
2490           }
2491           case NoCompression:
2492           {
2493             /*
2494               Dump uncompressed PseudoColor packets.
2495             */
2496             Ascii85Initialize(image);
2497             for (y=0; y < (ssize_t) image->rows; y++)
2498             {
2499               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
2500               if (p == (const Quantum *) NULL)
2501                 break;
2502               for (x=0; x < (ssize_t) image->columns; x++)
2503               {
2504                 Ascii85Encode(image,ScaleQuantumToChar(GetPixelAlpha(image,p)));
2505                 p+=GetPixelChannels(image);
2506               }
2507             }
2508             Ascii85Flush(image);
2509             break;
2510           }
2511         }
2512         offset=TellBlob(image)-offset;
2513         (void) WriteBlobString(image,"\nendstream\n");
2514       }
2515     (void) WriteBlobString(image,"endobj\n");
2516     /*
2517       Write Length object.
2518     */
2519     xref[object++]=TellBlob(image);
2520     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
2521       object);
2522     (void) WriteBlobString(image,buffer);
2523     (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double) offset);
2524     (void) WriteBlobString(image,buffer);
2525     (void) WriteBlobString(image,"endobj\n");
2526     if (GetNextImageInList(image) == (Image *) NULL)
2527       break;
2528     image=SyncNextImageInList(image);
2529     status=SetImageProgress(image,SaveImagesTag,scene++,
2530       GetImageListLength(image));
2531     if (status == MagickFalse)
2532       break;
2533   } while (image_info->adjoin != MagickFalse);
2534   /*
2535     Write Metadata object.
2536   */
2537   xref[object++]=TellBlob(image);
2538   info_id=object;
2539   (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
2540     object);
2541   (void) WriteBlobString(image,buffer);
2542   (void) WriteBlobString(image,"<<\n");
2543   GetPathComponent(image->filename,BasePath,basename);
2544   (void) FormatLocaleString(buffer,MaxTextExtent,"/Title (%s)\n",
2545     EscapeParenthesis(basename));
2546   (void) WriteBlobString(image,buffer);
2547   seconds=time((time_t *) NULL);
2548 #if defined(MAGICKCORE_HAVE_LOCALTIME_R)
2549   (void) localtime_r(&seconds,&local_time);
2550 #else
2551   (void) memcpy(&local_time,localtime(&seconds),sizeof(local_time));
2552 #endif
2553   (void) FormatLocaleString(date,MaxTextExtent,"D:%04d%02d%02d%02d%02d%02d",
2554     local_time.tm_year+1900,local_time.tm_mon+1,local_time.tm_mday,
2555     local_time.tm_hour,local_time.tm_min,local_time.tm_sec);
2556   (void) FormatLocaleString(buffer,MaxTextExtent,"/CreationDate (%s)\n",date);
2557   (void) WriteBlobString(image,buffer);
2558   (void) FormatLocaleString(buffer,MaxTextExtent,"/ModDate (%s)\n",date);
2559   (void) WriteBlobString(image,buffer);
2560   (void) FormatLocaleString(buffer,MaxTextExtent,"/Producer (%s)\n",
2561     EscapeParenthesis(GetMagickVersion((size_t *) NULL)));
2562   (void) WriteBlobString(image,buffer);
2563   (void) WriteBlobString(image,">>\n");
2564   (void) WriteBlobString(image,"endobj\n");
2565   /*
2566     Write Xref object.
2567   */
2568   offset=TellBlob(image)-xref[0]+
2569    (LocaleCompare(image_info->magick,"PDFA") == 0 ? 6 : 0)+10;
2570   (void) WriteBlobString(image,"xref\n");
2571   (void) FormatLocaleString(buffer,MaxTextExtent,"0 %.20g\n",(double)
2572     object+1);
2573   (void) WriteBlobString(image,buffer);
2574   (void) WriteBlobString(image,"0000000000 65535 f \n");
2575   for (i=0; i < (ssize_t) object; i++)
2576   {
2577     (void) FormatLocaleString(buffer,MaxTextExtent,"%010lu 00000 n \n",
2578       (unsigned long) xref[i]);
2579     (void) WriteBlobString(image,buffer);
2580   }
2581   (void) WriteBlobString(image,"trailer\n");
2582   (void) WriteBlobString(image,"<<\n");
2583   (void) FormatLocaleString(buffer,MaxTextExtent,"/Size %.20g\n",(double)
2584     object+1);
2585   (void) WriteBlobString(image,buffer);
2586   (void) FormatLocaleString(buffer,MaxTextExtent,"/Info %.20g 0 R\n",(double)
2587     info_id);
2588   (void) WriteBlobString(image,buffer);
2589   (void) FormatLocaleString(buffer,MaxTextExtent,"/Root %.20g 0 R\n",(double)
2590     root_id);
2591   (void) WriteBlobString(image,buffer);
2592   (void) WriteBlobString(image,">>\n");
2593   (void) WriteBlobString(image,"startxref\n");
2594   (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double) offset);
2595   (void) WriteBlobString(image,buffer);
2596   (void) WriteBlobString(image,"%%EOF\n");
2597   xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
2598   (void) CloseBlob(image);
2599   return(MagickTrue);
2600 }