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