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

   1 /*
   2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   3 %                                                                             %
   4 %                                                                             %
   5 %                                                                             %
   6 %                        TTTTT  IIIII  FFFFF  FFFFF                           %
   7 %                          T      I    F      F                               %
   8 %                          T      I    FFF    FFF                             %
   9 %                          T      I    F      F                               %
  10 %                          T    IIIII  F      F                               %
  11 %                                                                             %
  12 %                                                                             %
  13 %                        Read/Write TIFF Image Format                         %
  14 %                                                                             %
  15 %                              Software Design                                %
  16 %                                   Cristy                                    %
  17 %                                 July 1992                                   %
  18 %                                                                             %
  19 %                                                                             %
  20 %  Copyright 1999-2017 ImageMagick Studio LLC, a non-profit organization      %
  21 %  dedicated to making software imaging solutions freely available.           %
  22 %                                                                             %
  23 %  You may not use this file except in compliance with the License.  You may  %
  24 %  obtain a copy of the License at                                            %
  25 %                                                                             %
  26 %    https://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 #ifdef __VMS
  40 #define JPEG_SUPPORT 1
  41 #endif
  42
  43 /*
  44   Include declarations.
  45 */
  46 #include "MagickCore/studio.h"
  47 #include "MagickCore/artifact.h"
  48 #include "MagickCore/attribute.h"
  49 #include "MagickCore/blob.h"
  50 #include "MagickCore/blob-private.h"
  51 #include "MagickCore/cache.h"
  52 #include "MagickCore/color.h"
  53 #include "MagickCore/color-private.h"
  54 #include "MagickCore/colormap.h"
  55 #include "MagickCore/colorspace.h"
  56 #include "MagickCore/colorspace-private.h"
  57 #include "MagickCore/constitute.h"
  58 #include "MagickCore/enhance.h"
  59 #include "MagickCore/exception.h"
  60 #include "MagickCore/exception-private.h"
  61 #include "MagickCore/geometry.h"
  62 #include "MagickCore/image.h"
  63 #include "MagickCore/image-private.h"
  64 #include "MagickCore/list.h"
  65 #include "MagickCore/log.h"
  66 #include "MagickCore/magick.h"
  67 #include "MagickCore/memory_.h"
  68 #include "MagickCore/memory-private.h"
  69 #include "MagickCore/module.h"
  70 #include "MagickCore/monitor.h"
  71 #include "MagickCore/monitor-private.h"
  72 #include "MagickCore/option.h"
  73 #include "MagickCore/pixel-accessor.h"
  74 #include "MagickCore/pixel-private.h"
  75 #include "MagickCore/property.h"
  76 #include "MagickCore/quantum.h"
  77 #include "MagickCore/quantum-private.h"
  78 #include "MagickCore/profile.h"
  79 #include "MagickCore/resize.h"
  80 #include "MagickCore/resource_.h"
  81 #include "MagickCore/semaphore.h"
  82 #include "MagickCore/splay-tree.h"
  83 #include "MagickCore/static.h"
  84 #include "MagickCore/statistic.h"
  85 #include "MagickCore/string_.h"
  86 #include "MagickCore/string-private.h"
  87 #include "MagickCore/thread_.h"
  88 #include "MagickCore/token.h"
  89 #include "MagickCore/utility.h"
  90 #if defined(MAGICKCORE_TIFF_DELEGATE)
  91 # if defined(MAGICKCORE_HAVE_TIFFCONF_H)
  92 #  include "tiffconf.h"
  93 # endif
  94 # include "tiff.h"
  95 # include "tiffio.h"
  96 # if !defined(COMPRESSION_ADOBE_DEFLATE)
  97 #  define COMPRESSION_ADOBE_DEFLATE  8
  98 # endif
  99 # if !defined(PREDICTOR_HORIZONTAL)
 100 # define PREDICTOR_HORIZONTAL  2
 101 # endif
 102 # if !defined(TIFFTAG_COPYRIGHT)
 103 #  define TIFFTAG_COPYRIGHT  33432
 104 # endif
 105 # if !defined(TIFFTAG_OPIIMAGEID)
 106 #  define TIFFTAG_OPIIMAGEID  32781
 107 # endif
 108 #include "psd-private.h"
 109
 110 /*
 111   Typedef declarations.
 112 */
 113 typedef enum
 114 {
 115   ReadSingleSampleMethod,
 116   ReadRGBAMethod,
 117   ReadCMYKAMethod,
 118   ReadYCCKMethod,
 119   ReadStripMethod,
 120   ReadTileMethod,
 121   ReadGenericMethod
 122 } TIFFMethodType;
 123
 124 #if defined(MAGICKCORE_HAVE_TIFFREADEXIFDIRECTORY)
 125 typedef struct _ExifInfo
 126 {
 127   unsigned int
 128     tag,
 129     type,
 130     variable_length;
 131
 132   const char
 133     *property;
 134 } ExifInfo;
 135
 136 static const ExifInfo
 137   exif_info[] = {
 138     { EXIFTAG_EXPOSURETIME, TIFF_RATIONAL, 0, "exif:ExposureTime" },
 139     { EXIFTAG_FNUMBER, TIFF_RATIONAL, 0, "exif:FNumber" },
 140     { EXIFTAG_EXPOSUREPROGRAM, TIFF_SHORT, 0, "exif:ExposureProgram" },
 141     { EXIFTAG_SPECTRALSENSITIVITY, TIFF_ASCII, 0, "exif:SpectralSensitivity" },
 142     { EXIFTAG_ISOSPEEDRATINGS, TIFF_SHORT, 1, "exif:ISOSpeedRatings" },
 143     { EXIFTAG_OECF, TIFF_NOTYPE, 0, "exif:OptoelectricConversionFactor" },
 144     { EXIFTAG_EXIFVERSION, TIFF_NOTYPE, 0, "exif:ExifVersion" },
 145     { EXIFTAG_DATETIMEORIGINAL, TIFF_ASCII, 0, "exif:DateTimeOriginal" },
 146     { EXIFTAG_DATETIMEDIGITIZED, TIFF_ASCII, 0, "exif:DateTimeDigitized" },
 147     { EXIFTAG_COMPONENTSCONFIGURATION, TIFF_NOTYPE, 0, "exif:ComponentsConfiguration" },
 148     { EXIFTAG_COMPRESSEDBITSPERPIXEL, TIFF_RATIONAL, 0, "exif:CompressedBitsPerPixel" },
 149     { EXIFTAG_SHUTTERSPEEDVALUE, TIFF_SRATIONAL, 0, "exif:ShutterSpeedValue" },
 150     { EXIFTAG_APERTUREVALUE, TIFF_RATIONAL, 0, "exif:ApertureValue" },
 151     { EXIFTAG_BRIGHTNESSVALUE, TIFF_SRATIONAL, 0, "exif:BrightnessValue" },
 152     { EXIFTAG_EXPOSUREBIASVALUE, TIFF_SRATIONAL, 0, "exif:ExposureBiasValue" },
 153     { EXIFTAG_MAXAPERTUREVALUE, TIFF_RATIONAL, 0, "exif:MaxApertureValue" },
 154     { EXIFTAG_SUBJECTDISTANCE, TIFF_RATIONAL, 0, "exif:SubjectDistance" },
 155     { EXIFTAG_METERINGMODE, TIFF_SHORT, 0, "exif:MeteringMode" },
 156     { EXIFTAG_LIGHTSOURCE, TIFF_SHORT, 0, "exif:LightSource" },
 157     { EXIFTAG_FLASH, TIFF_SHORT, 0, "exif:Flash" },
 158     { EXIFTAG_FOCALLENGTH, TIFF_RATIONAL, 0, "exif:FocalLength" },
 159     { EXIFTAG_SUBJECTAREA, TIFF_NOTYPE, 0, "exif:SubjectArea" },
 160     { EXIFTAG_MAKERNOTE, TIFF_NOTYPE, 0, "exif:MakerNote" },
 161     { EXIFTAG_USERCOMMENT, TIFF_NOTYPE, 0, "exif:UserComment" },
 162     { EXIFTAG_SUBSECTIME, TIFF_ASCII, 0, "exif:SubSecTime" },
 163     { EXIFTAG_SUBSECTIMEORIGINAL, TIFF_ASCII, 0, "exif:SubSecTimeOriginal" },
 164     { EXIFTAG_SUBSECTIMEDIGITIZED, TIFF_ASCII, 0, "exif:SubSecTimeDigitized" },
 165     { EXIFTAG_FLASHPIXVERSION, TIFF_NOTYPE, 0, "exif:FlashpixVersion" },
 166     { EXIFTAG_PIXELXDIMENSION, TIFF_LONG, 0, "exif:PixelXDimension" },
 167     { EXIFTAG_PIXELYDIMENSION, TIFF_LONG, 0, "exif:PixelYDimension" },
 168     { EXIFTAG_RELATEDSOUNDFILE, TIFF_ASCII, 0, "exif:RelatedSoundFile" },
 169     { EXIFTAG_FLASHENERGY, TIFF_RATIONAL, 0, "exif:FlashEnergy" },
 170     { EXIFTAG_SPATIALFREQUENCYRESPONSE, TIFF_NOTYPE, 0, "exif:SpatialFrequencyResponse" },
 171     { EXIFTAG_FOCALPLANEXRESOLUTION, TIFF_RATIONAL, 0, "exif:FocalPlaneXResolution" },
 172     { EXIFTAG_FOCALPLANEYRESOLUTION, TIFF_RATIONAL, 0, "exif:FocalPlaneYResolution" },
 173     { EXIFTAG_FOCALPLANERESOLUTIONUNIT, TIFF_SHORT, 0, "exif:FocalPlaneResolutionUnit" },
 174     { EXIFTAG_SUBJECTLOCATION, TIFF_SHORT, 0, "exif:SubjectLocation" },
 175     { EXIFTAG_EXPOSUREINDEX, TIFF_RATIONAL, 0, "exif:ExposureIndex" },
 176     { EXIFTAG_SENSINGMETHOD, TIFF_SHORT, 0, "exif:SensingMethod" },
 177     { EXIFTAG_FILESOURCE, TIFF_NOTYPE, 0, "exif:FileSource" },
 178     { EXIFTAG_SCENETYPE, TIFF_NOTYPE, 0, "exif:SceneType" },
 179     { EXIFTAG_CFAPATTERN, TIFF_NOTYPE, 0, "exif:CFAPattern" },
 180     { EXIFTAG_CUSTOMRENDERED, TIFF_SHORT, 0, "exif:CustomRendered" },
 181     { EXIFTAG_EXPOSUREMODE, TIFF_SHORT, 0, "exif:ExposureMode" },
 182     { EXIFTAG_WHITEBALANCE, TIFF_SHORT, 0, "exif:WhiteBalance" },
 183     { EXIFTAG_DIGITALZOOMRATIO, TIFF_RATIONAL, 0, "exif:DigitalZoomRatio" },
 184     { EXIFTAG_FOCALLENGTHIN35MMFILM, TIFF_SHORT, 0, "exif:FocalLengthIn35mmFilm" },
 185     { EXIFTAG_SCENECAPTURETYPE, TIFF_SHORT, 0, "exif:SceneCaptureType" },
 186     { EXIFTAG_GAINCONTROL, TIFF_RATIONAL, 0, "exif:GainControl" },
 187     { EXIFTAG_CONTRAST, TIFF_SHORT, 0, "exif:Contrast" },
 188     { EXIFTAG_SATURATION, TIFF_SHORT, 0, "exif:Saturation" },
 189     { EXIFTAG_SHARPNESS, TIFF_SHORT, 0, "exif:Sharpness" },
 190     { EXIFTAG_DEVICESETTINGDESCRIPTION, TIFF_NOTYPE, 0, "exif:DeviceSettingDescription" },
 191     { EXIFTAG_SUBJECTDISTANCERANGE, TIFF_SHORT, 0, "exif:SubjectDistanceRange" },
 192     { EXIFTAG_IMAGEUNIQUEID, TIFF_ASCII, 0, "exif:ImageUniqueID" },
 193     { 0, 0, 0, (char *) NULL }
 194 };
 195 #endif
 196 #endif  /* MAGICKCORE_TIFF_DELEGATE */
 197 \f
 198 /*
 199   Global declarations.
 200 */
 201 static MagickThreadKey
 202   tiff_exception;
 203
 204 static SemaphoreInfo
 205   *tiff_semaphore = (SemaphoreInfo *) NULL;
 206
 207 static TIFFErrorHandler
 208   error_handler,
 209   warning_handler;
 210
 211 static volatile MagickBooleanType
 212   instantiate_key = MagickFalse;
 213 \f
 214 /*
 215   Forward declarations.
 216 */
 217 #if defined(MAGICKCORE_TIFF_DELEGATE)
 218 static Image *
 219   ReadTIFFImage(const ImageInfo *,ExceptionInfo *);
 220
 221 static MagickBooleanType
 222   WriteGROUP4Image(const ImageInfo *,Image *,ExceptionInfo *),
 223   WritePTIFImage(const ImageInfo *,Image *,ExceptionInfo *),
 224   WriteTIFFImage(const ImageInfo *,Image *,ExceptionInfo *);
 225 #endif
 226 \f
 227 /*
 228 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 229 %                                                                             %
 230 %                                                                             %
 231 %                                                                             %
 232 %   I s T I F F                                                               %
 233 %                                                                             %
 234 %                                                                             %
 235 %                                                                             %
 236 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 237 %
 238 %  IsTIFF() returns MagickTrue if the image format type, identified by the
 239 %  magick string, is TIFF.
 240 %
 241 %  The format of the IsTIFF method is:
 242 %
 243 %      MagickBooleanType IsTIFF(const unsigned char *magick,const size_t length)
 244 %
 245 %  A description of each parameter follows:
 246 %
 247 %    o magick: compare image format pattern against these bytes.
 248 %
 249 %    o length: Specifies the length of the magick string.
 250 %
 251 */
 252 static MagickBooleanType IsTIFF(const unsigned char *magick,const size_t length)
 253 {
 254   if (length < 4)
 255     return(MagickFalse);
 256   if (memcmp(magick,"\115\115\000\052",4) == 0)
 257     return(MagickTrue);
 258   if (memcmp(magick,"\111\111\052\000",4) == 0)
 259     return(MagickTrue);
 260 #if defined(TIFF_VERSION_BIG)
 261   if (length < 8)
 262     return(MagickFalse);
 263   if (memcmp(magick,"\115\115\000\053\000\010\000\000",8) == 0)
 264     return(MagickTrue);
 265   if (memcmp(magick,"\111\111\053\000\010\000\000\000",8) == 0)
 266     return(MagickTrue);
 267 #endif
 268   return(MagickFalse);
 269 }
 270 \f
 271 #if defined(MAGICKCORE_TIFF_DELEGATE)
 272 /*
 273 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 274 %                                                                             %
 275 %                                                                             %
 276 %                                                                             %
 277 %   R e a d G R O U P 4 I m a g e                                             %
 278 %                                                                             %
 279 %                                                                             %
 280 %                                                                             %
 281 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 282 %
 283 %  ReadGROUP4Image() reads a raw CCITT Group 4 image file and returns it.  It
 284 %  allocates the memory necessary for the new Image structure and returns a
 285 %  pointer to the new image.
 286 %
 287 %  The format of the ReadGROUP4Image method is:
 288 %
 289 %      Image *ReadGROUP4Image(const ImageInfo *image_info,
 290 %        ExceptionInfo *exception)
 291 %
 292 %  A description of each parameter follows:
 293 %
 294 %    o image_info: the image info.
 295 %
 296 %    o exception: return any errors or warnings in this structure.
 297 %
 298 */
 299
 300 static inline size_t WriteLSBLong(FILE *file,const size_t value)
 301 {
 302   unsigned char
 303     buffer[4];
 304
 305   buffer[0]=(unsigned char) value;
 306   buffer[1]=(unsigned char) (value >> 8);
 307   buffer[2]=(unsigned char) (value >> 16);
 308   buffer[3]=(unsigned char) (value >> 24);
 309   return(fwrite(buffer,1,4,file));
 310 }
 311
 312 static Image *ReadGROUP4Image(const ImageInfo *image_info,
 313   ExceptionInfo *exception)
 314 {
 315   char
 316     filename[MagickPathExtent];
 317
 318   FILE
 319     *file;
 320
 321   Image
 322     *image;
 323
 324   ImageInfo
 325     *read_info;
 326
 327   int
 328     c,
 329     unique_file;
 330
 331   MagickBooleanType
 332     status;
 333
 334   size_t
 335     length;
 336
 337   ssize_t
 338     offset,
 339     strip_offset;
 340
 341   /*
 342     Open image file.
 343   */
 344   assert(image_info != (const ImageInfo *) NULL);
 345   assert(image_info->signature == MagickCoreSignature);
 346   if (image_info->debug != MagickFalse)
 347     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
 348       image_info->filename);
 349   assert(exception != (ExceptionInfo *) NULL);
 350   assert(exception->signature == MagickCoreSignature);
 351   image=AcquireImage(image_info,exception);
 352   status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
 353   if (status == MagickFalse)
 354     {
 355       image=DestroyImageList(image);
 356       return((Image *) NULL);
 357     }
 358   /*
 359     Write raw CCITT Group 4 wrapped as a TIFF image file.
 360   */
 361   file=(FILE *) NULL;
 362   unique_file=AcquireUniqueFileResource(filename);
 363   if (unique_file != -1)
 364     file=fdopen(unique_file,"wb");
 365   if ((unique_file == -1) || (file == (FILE *) NULL))
 366     ThrowImageException(FileOpenError,"UnableToCreateTemporaryFile");
 367   length=fwrite("\111\111\052\000\010\000\000\000\016\000",1,10,file);
 368   if (length != 10)
 369     ThrowReaderException(CorruptImageError,"UnexpectedEndOfFile");
 370   length=fwrite("\376\000\003\000\001\000\000\000\000\000\000\000",1,12,file);
 371   length=fwrite("\000\001\004\000\001\000\000\000",1,8,file);
 372   length=WriteLSBLong(file,image->columns);
 373   length=fwrite("\001\001\004\000\001\000\000\000",1,8,file);
 374   length=WriteLSBLong(file,image->rows);
 375   length=fwrite("\002\001\003\000\001\000\000\000\001\000\000\000",1,12,file);
 376   length=fwrite("\003\001\003\000\001\000\000\000\004\000\000\000",1,12,file);
 377   length=fwrite("\006\001\003\000\001\000\000\000\000\000\000\000",1,12,file);
 378   length=fwrite("\021\001\003\000\001\000\000\000",1,8,file);
 379   strip_offset=10+(12*14)+4+8;
 380   length=WriteLSBLong(file,(size_t) strip_offset);
 381   length=fwrite("\022\001\003\000\001\000\000\000",1,8,file);
 382   length=WriteLSBLong(file,(size_t) image_info->orientation);
 383   length=fwrite("\025\001\003\000\001\000\000\000\001\000\000\000",1,12,file);
 384   length=fwrite("\026\001\004\000\001\000\000\000",1,8,file);
 385   length=WriteLSBLong(file,image->rows);
 386   length=fwrite("\027\001\004\000\001\000\000\000\000\000\000\000",1,12,file);
 387   offset=(ssize_t) ftell(file)-4;
 388   length=fwrite("\032\001\005\000\001\000\000\000",1,8,file);
 389   length=WriteLSBLong(file,(size_t) (strip_offset-8));
 390   length=fwrite("\033\001\005\000\001\000\000\000",1,8,file);
 391   length=WriteLSBLong(file,(size_t) (strip_offset-8));
 392   length=fwrite("\050\001\003\000\001\000\000\000\002\000\000\000",1,12,file);
 393   length=fwrite("\000\000\000\000",1,4,file);
 394   length=WriteLSBLong(file,(long) image->resolution.x);
 395   length=WriteLSBLong(file,1);
 396   status=MagickTrue;
 397   for (length=0; (c=ReadBlobByte(image)) != EOF; length++)
 398     if (fputc(c,file) != c)
 399       status=MagickFalse;
 400   offset=(ssize_t) fseek(file,(ssize_t) offset,SEEK_SET);
 401   length=WriteLSBLong(file,(unsigned int) length);
 402   if (ferror(file) != 0)
 403     {
 404       (void) fclose(file);
 405       ThrowImageException(FileOpenError,"UnableToCreateTemporaryFile");
 406     }
 407   (void) fclose(file);
 408   (void) CloseBlob(image);
 409   image=DestroyImage(image);
 410   /*
 411     Read TIFF image.
 412   */
 413   read_info=CloneImageInfo((ImageInfo *) NULL);
 414   (void) FormatLocaleString(read_info->filename,MagickPathExtent,"%s",filename);
 415   image=ReadTIFFImage(read_info,exception);
 416   read_info=DestroyImageInfo(read_info);
 417   if (image != (Image *) NULL)
 418     {
 419       (void) CopyMagickString(image->filename,image_info->filename,
 420         MagickPathExtent);
 421       (void) CopyMagickString(image->magick_filename,image_info->filename,
 422         MagickPathExtent);
 423       (void) CopyMagickString(image->magick,"GROUP4",MagickPathExtent);
 424     }
 425   (void) RelinquishUniqueFileResource(filename);
 426   if (status == MagickFalse)
 427     image=DestroyImage(image);
 428   return(image);
 429 }
 430 #endif
 431 \f
 432 #if defined(MAGICKCORE_TIFF_DELEGATE)
 433 /*
 434 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 435 %                                                                             %
 436 %                                                                             %
 437 %                                                                             %
 438 %   R e a d T I F F I m a g e                                                 %
 439 %                                                                             %
 440 %                                                                             %
 441 %                                                                             %
 442 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 443 %
 444 %  ReadTIFFImage() reads a Tagged image file and returns it.  It allocates the
 445 %  memory necessary for the new Image structure and returns a pointer to the
 446 %  new image.
 447 %
 448 %  The format of the ReadTIFFImage method is:
 449 %
 450 %      Image *ReadTIFFImage(const ImageInfo *image_info,
 451 %        ExceptionInfo *exception)
 452 %
 453 %  A description of each parameter follows:
 454 %
 455 %    o image_info: the image info.
 456 %
 457 %    o exception: return any errors or warnings in this structure.
 458 %
 459 */
 460
 461 static inline unsigned char ClampYCC(double value)
 462 {
 463   value=255.0-value;
 464   if (value < 0.0)
 465     return((unsigned char)0);
 466   if (value > 255.0)
 467     return((unsigned char)255);
 468   return((unsigned char)(value));
 469 }
 470
 471 static MagickBooleanType DecodeLabImage(Image *image,ExceptionInfo *exception)
 472 {
 473   CacheView
 474     *image_view;
 475
 476   MagickBooleanType
 477     status;
 478
 479   ssize_t
 480     y;
 481
 482   status=MagickTrue;
 483   image_view=AcquireAuthenticCacheView(image,exception);
 484   for (y=0; y < (ssize_t) image->rows; y++)
 485   {
 486     register Quantum
 487       *magick_restrict q;
 488
 489     register ssize_t
 490       x;
 491
 492     if (status == MagickFalse)
 493       continue;
 494     q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
 495     if (q == (Quantum *) NULL)
 496       {
 497         status=MagickFalse;
 498         continue;
 499       }
 500     for (x=0; x < (ssize_t) image->columns; x++)
 501     {
 502       double
 503         a,
 504         b;
 505
 506       a=QuantumScale*GetPixela(image,q)+0.5;
 507       if (a > 1.0)
 508         a-=1.0;
 509       b=QuantumScale*GetPixelb(image,q)+0.5;
 510       if (b > 1.0)
 511         b-=1.0;
 512       SetPixela(image,QuantumRange*a,q);
 513       SetPixelb(image,QuantumRange*b,q);
 514       q+=GetPixelChannels(image);
 515     }
 516     if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
 517       status=MagickFalse;
 518   }
 519   image_view=DestroyCacheView(image_view);
 520   return(status);
 521 }
 522
 523 static MagickBooleanType ReadProfile(Image *image,const char *name,
 524   const unsigned char *datum,ssize_t length,ExceptionInfo *exception)
 525 {
 526   MagickBooleanType
 527     status;
 528
 529   StringInfo
 530     *profile;
 531
 532   if (length < 4)
 533     return(MagickFalse);
 534   profile=BlobToStringInfo(datum,(size_t) length);
 535   if (profile == (StringInfo *) NULL)
 536     ThrowBinaryException(ResourceLimitError,"MemoryAllocationFailed",
 537       image->filename);
 538   status=SetImageProfile(image,name,profile,exception);
 539   profile=DestroyStringInfo(profile);
 540   if (status == MagickFalse)
 541     ThrowBinaryException(ResourceLimitError,"MemoryAllocationFailed",
 542       image->filename);
 543   return(MagickTrue);
 544 }
 545
 546 #if defined(__cplusplus) || defined(c_plusplus)
 547 extern "C" {
 548 #endif
 549
 550 static int TIFFCloseBlob(thandle_t image)
 551 {
 552   (void) CloseBlob((Image *) image);
 553   return(0);
 554 }
 555
 556 static void TIFFErrors(const char *module,const char *format,va_list error)
 557 {
 558   char
 559     message[MagickPathExtent];
 560
 561   ExceptionInfo
 562     *exception;
 563
 564 #if defined(MAGICKCORE_HAVE_VSNPRINTF)
 565   (void) vsnprintf(message,MagickPathExtent,format,error);
 566 #else
 567   (void) vsprintf(message,format,error);
 568 #endif
 569   (void) ConcatenateMagickString(message,".",MagickPathExtent);
 570   exception=(ExceptionInfo *) GetMagickThreadValue(tiff_exception);
 571   if (exception != (ExceptionInfo *) NULL)
 572     (void) ThrowMagickException(exception,GetMagickModule(),CoderError,message,
 573       "`%s'",module);
 574 }
 575
 576 static toff_t TIFFGetBlobSize(thandle_t image)
 577 {
 578   return((toff_t) GetBlobSize((Image *) image));
 579 }
 580
 581 static void TIFFGetProfiles(TIFF *tiff,Image *image,ExceptionInfo *exception)
 582 {
 583   uint32
 584     length;
 585
 586   unsigned char
 587     *profile;
 588
 589   length=0;
 590 #if defined(TIFFTAG_ICCPROFILE)
 591   if ((TIFFGetField(tiff,TIFFTAG_ICCPROFILE,&length,&profile) == 1) &&
 592       (profile != (unsigned char *) NULL))
 593     (void) ReadProfile(image,"icc",profile,(ssize_t) length,exception);
 594 #endif
 595 #if defined(TIFFTAG_PHOTOSHOP)
 596   if ((TIFFGetField(tiff,TIFFTAG_PHOTOSHOP,&length,&profile) == 1) &&
 597       (profile != (unsigned char *) NULL))
 598     (void) ReadProfile(image,"8bim",profile,(ssize_t) length,exception);
 599 #endif
 600 #if defined(TIFFTAG_RICHTIFFIPTC)
 601   if ((TIFFGetField(tiff,TIFFTAG_RICHTIFFIPTC,&length,&profile) == 1) &&
 602       (profile != (unsigned char *) NULL))
 603     {
 604       if (TIFFIsByteSwapped(tiff) != 0)
 605         TIFFSwabArrayOfLong((uint32 *) profile,(size_t) length);
 606       (void) ReadProfile(image,"iptc",profile,4L*length,exception);
 607     }
 608 #endif
 609 #if defined(TIFFTAG_XMLPACKET)
 610   if ((TIFFGetField(tiff,TIFFTAG_XMLPACKET,&length,&profile) == 1) &&
 611       (profile != (unsigned char *) NULL))
 612     (void) ReadProfile(image,"xmp",profile,(ssize_t) length,exception);
 613 #endif
 614   if ((TIFFGetField(tiff,34118,&length,&profile) == 1) &&
 615       (profile != (unsigned char *) NULL))
 616     (void) ReadProfile(image,"tiff:34118",profile,(ssize_t) length,
 617       exception);
 618   if ((TIFFGetField(tiff,37724,&length,&profile) == 1) &&
 619       (profile != (unsigned char *) NULL))
 620     (void) ReadProfile(image,"tiff:37724",profile,(ssize_t) length,exception);
 621 }
 622
 623 static void TIFFGetProperties(TIFF *tiff,Image *image,ExceptionInfo *exception)
 624 {
 625   char
 626     message[MagickPathExtent],
 627     *text;
 628
 629   uint32
 630     count,
 631     length,
 632     type;
 633
 634   unsigned long
 635     *tietz;
 636
 637   if ((TIFFGetField(tiff,TIFFTAG_ARTIST,&text) == 1) &&
 638       (text != (char *) NULL))
 639     (void) SetImageProperty(image,"tiff:artist",text,exception);
 640   if ((TIFFGetField(tiff,TIFFTAG_COPYRIGHT,&text) == 1) &&
 641       (text != (char *) NULL))
 642     (void) SetImageProperty(image,"tiff:copyright",text,exception);
 643   if ((TIFFGetField(tiff,TIFFTAG_DATETIME,&text) == 1) &&
 644       (text != (char *) NULL))
 645     (void) SetImageProperty(image,"tiff:timestamp",text,exception);
 646   if ((TIFFGetField(tiff,TIFFTAG_DOCUMENTNAME,&text) == 1) &&
 647       (text != (char *) NULL))
 648     (void) SetImageProperty(image,"tiff:document",text,exception);
 649   if ((TIFFGetField(tiff,TIFFTAG_HOSTCOMPUTER,&text) == 1) &&
 650       (text != (char *) NULL))
 651     (void) SetImageProperty(image,"tiff:hostcomputer",text,exception);
 652   if ((TIFFGetField(tiff,TIFFTAG_IMAGEDESCRIPTION,&text) == 1) &&
 653       (text != (char *) NULL))
 654     (void) SetImageProperty(image,"comment",text,exception);
 655   if ((TIFFGetField(tiff,TIFFTAG_MAKE,&text) == 1) &&
 656       (text != (char *) NULL))
 657     (void) SetImageProperty(image,"tiff:make",text,exception);
 658   if ((TIFFGetField(tiff,TIFFTAG_MODEL,&text) == 1) &&
 659       (text != (char *) NULL))
 660     (void) SetImageProperty(image,"tiff:model",text,exception);
 661   if ((TIFFGetField(tiff,TIFFTAG_OPIIMAGEID,&count,&text) == 1) &&
 662       (text != (char *) NULL))
 663     {
 664       if (count >= MagickPathExtent)
 665         count=MagickPathExtent-1;
 666       (void) CopyMagickString(message,text,count+1);
 667       (void) SetImageProperty(image,"tiff:image-id",message,exception);
 668     }
 669   if ((TIFFGetField(tiff,TIFFTAG_PAGENAME,&text) == 1) &&
 670       (text != (char *) NULL))
 671     (void) SetImageProperty(image,"label",text,exception);
 672   if ((TIFFGetField(tiff,TIFFTAG_SOFTWARE,&text) == 1) &&
 673       (text != (char *) NULL))
 674     (void) SetImageProperty(image,"tiff:software",text,exception);
 675   if ((TIFFGetField(tiff,33423,&count,&text) == 1) &&
 676       (text != (char *) NULL))
 677     {
 678       if (count >= MagickPathExtent)
 679         count=MagickPathExtent-1;
 680       (void) CopyMagickString(message,text,count+1);
 681       (void) SetImageProperty(image,"tiff:kodak-33423",message,exception);
 682     }
 683   if ((TIFFGetField(tiff,36867,&count,&text) == 1) &&
 684       (text != (char *) NULL))
 685     {
 686       if (count >= MagickPathExtent)
 687         count=MagickPathExtent-1;
 688       (void) CopyMagickString(message,text,count+1);
 689       (void) SetImageProperty(image,"tiff:kodak-36867",message,exception);
 690     }
 691   if (TIFFGetField(tiff,TIFFTAG_SUBFILETYPE,&type) == 1)
 692     switch (type)
 693     {
 694       case 0x01:
 695       {
 696         (void) SetImageProperty(image,"tiff:subfiletype","REDUCEDIMAGE",
 697           exception);
 698         break;
 699       }
 700       case 0x02:
 701       {
 702         (void) SetImageProperty(image,"tiff:subfiletype","PAGE",exception);
 703         break;
 704       }
 705       case 0x04:
 706       {
 707         (void) SetImageProperty(image,"tiff:subfiletype","MASK",exception);
 708         break;
 709       }
 710       default:
 711         break;
 712     }
 713   if ((TIFFGetField(tiff,37706,&length,&tietz) == 1) &&
 714       (tietz != (unsigned long *) NULL))
 715     {
 716       (void) FormatLocaleString(message,MagickPathExtent,"%lu",tietz[0]);
 717       (void) SetImageProperty(image,"tiff:tietz_offset",message,exception);
 718     }
 719 }
 720
 721 static void TIFFGetEXIFProperties(TIFF *tiff,Image *image,
 722   ExceptionInfo *exception)
 723 {
 724 #if defined(MAGICKCORE_HAVE_TIFFREADEXIFDIRECTORY)
 725   char
 726     value[MagickPathExtent];
 727
 728   register ssize_t
 729     i;
 730
 731   tdir_t
 732     directory;
 733
 734 #if defined(TIFF_VERSION_BIG)
 735   uint64
 736 #else
 737   uint32
 738 #endif
 739     offset;
 740
 741   void
 742     *sans;
 743
 744   /*
 745     Read EXIF properties.
 746   */
 747   offset=0;
 748   if (TIFFGetField(tiff,TIFFTAG_EXIFIFD,&offset) != 1)
 749     return;
 750   directory=TIFFCurrentDirectory(tiff);
 751   if (TIFFReadEXIFDirectory(tiff,offset) != 1)
 752     {
 753       TIFFSetDirectory(tiff,directory);
 754       return;
 755     }
 756   sans=NULL;
 757   for (i=0; exif_info[i].tag != 0; i++)
 758   {
 759     *value='\0';
 760     switch (exif_info[i].type)
 761     {
 762       case TIFF_ASCII:
 763       {
 764         char
 765           *ascii;
 766
 767         ascii=(char *) NULL;
 768         if ((TIFFGetField(tiff,exif_info[i].tag,&ascii,&sans,&sans) == 1) &&
 769             (ascii != (char *) NULL) && (*ascii != '\0'))
 770           (void) CopyMagickString(value,ascii,MagickPathExtent);
 771         break;
 772       }
 773       case TIFF_SHORT:
 774       {
 775         if (exif_info[i].variable_length == 0)
 776           {
 777             uint16
 778               shorty;
 779
 780             shorty=0;
 781             if (TIFFGetField(tiff,exif_info[i].tag,&shorty,&sans,&sans) == 1)
 782               (void) FormatLocaleString(value,MagickPathExtent,"%d",shorty);
 783           }
 784         else
 785           {
 786             int
 787               tiff_status;
 788
 789             uint16
 790               *shorty;
 791
 792             uint16
 793               shorty_num;
 794
 795             tiff_status=TIFFGetField(tiff,exif_info[i].tag,&shorty_num,&shorty,
 796               &sans,&sans);
 797             if (tiff_status == 1)
 798               (void) FormatLocaleString(value,MagickPathExtent,"%d",
 799                 shorty_num != 0 ? shorty[0] : 0);
 800           }
 801         break;
 802       }
 803       case TIFF_LONG:
 804       {
 805         uint32
 806           longy;
 807
 808         longy=0;
 809         if (TIFFGetField(tiff,exif_info[i].tag,&longy,&sans,&sans) == 1)
 810           (void) FormatLocaleString(value,MagickPathExtent,"%d",longy);
 811         break;
 812       }
 813 #if defined(TIFF_VERSION_BIG)
 814       case TIFF_LONG8:
 815       {
 816         uint64
 817           long8y;
 818
 819         long8y=0;
 820         if (TIFFGetField(tiff,exif_info[i].tag,&long8y,&sans,&sans) == 1)
 821           (void) FormatLocaleString(value,MagickPathExtent,"%.20g",(double)
 822             ((MagickOffsetType) long8y));
 823         break;
 824       }
 825 #endif
 826       case TIFF_RATIONAL:
 827       case TIFF_SRATIONAL:
 828       case TIFF_FLOAT:
 829       {
 830         float
 831           floaty;
 832
 833         floaty=0.0;
 834         if (TIFFGetField(tiff,exif_info[i].tag,&floaty,&sans,&sans) == 1)
 835           (void) FormatLocaleString(value,MagickPathExtent,"%g",(double)
 836             floaty);
 837         break;
 838       }
 839       case TIFF_DOUBLE:
 840       {
 841         double
 842           doubley;
 843
 844         doubley=0.0;
 845         if (TIFFGetField(tiff,exif_info[i].tag,&doubley,&sans,&sans) == 1)
 846           (void) FormatLocaleString(value,MagickPathExtent,"%g",doubley);
 847         break;
 848       }
 849       default:
 850         break;
 851     }
 852     if (*value != '\0')
 853       (void) SetImageProperty(image,exif_info[i].property,value,exception);
 854   }
 855   TIFFSetDirectory(tiff,directory);
 856 #else
 857   (void) tiff;
 858   (void) image;
 859 #endif
 860 }
 861
 862 static int TIFFMapBlob(thandle_t image,tdata_t *base,toff_t *size)
 863 {
 864   *base=(tdata_t *) GetBlobStreamData((Image *) image);
 865   if (*base != (tdata_t *) NULL)
 866     *size=(toff_t) GetBlobSize((Image *) image);
 867   if (*base != (tdata_t *) NULL)
 868     return(1);
 869   return(0);
 870 }
 871
 872 static tsize_t TIFFReadBlob(thandle_t image,tdata_t data,tsize_t size)
 873 {
 874   tsize_t
 875     count;
 876
 877   count=(tsize_t) ReadBlob((Image *) image,(size_t) size,
 878     (unsigned char *) data);
 879   return(count);
 880 }
 881
 882 static int32 TIFFReadPixels(TIFF *tiff,size_t bits_per_sample,
 883   tsample_t sample,ssize_t row,tdata_t scanline)
 884 {
 885   int32
 886     status;
 887
 888   (void) bits_per_sample;
 889   status=TIFFReadScanline(tiff,scanline,(uint32) row,sample);
 890   return(status);
 891 }
 892
 893 static toff_t TIFFSeekBlob(thandle_t image,toff_t offset,int whence)
 894 {
 895   return((toff_t) SeekBlob((Image *) image,(MagickOffsetType) offset,whence));
 896 }
 897
 898 static void TIFFUnmapBlob(thandle_t image,tdata_t base,toff_t size)
 899 {
 900   (void) image;
 901   (void) base;
 902   (void) size;
 903 }
 904
 905 static void TIFFWarnings(const char *module,const char *format,va_list warning)
 906 {
 907   char
 908     message[MagickPathExtent];
 909
 910   ExceptionInfo
 911     *exception;
 912
 913 #if defined(MAGICKCORE_HAVE_VSNPRINTF)
 914   (void) vsnprintf(message,MagickPathExtent,format,warning);
 915 #else
 916   (void) vsprintf(message,format,warning);
 917 #endif
 918   (void) ConcatenateMagickString(message,".",MagickPathExtent);
 919   exception=(ExceptionInfo *) GetMagickThreadValue(tiff_exception);
 920   if (exception != (ExceptionInfo *) NULL)
 921     (void) ThrowMagickException(exception,GetMagickModule(),CoderWarning,
 922       message,"`%s'",module);
 923 }
 924
 925 static tsize_t TIFFWriteBlob(thandle_t image,tdata_t data,tsize_t size)
 926 {
 927   tsize_t
 928     count;
 929
 930   count=(tsize_t) WriteBlob((Image *) image,(size_t) size,
 931     (unsigned char *) data);
 932   return(count);
 933 }
 934
 935 static TIFFMethodType GetJPEGMethod(Image* image,TIFF *tiff,uint16 photometric,
 936   uint16 bits_per_sample,uint16 samples_per_pixel)
 937 {
 938 #define BUFFER_SIZE 2048
 939
 940   MagickOffsetType
 941     position,
 942     offset;
 943
 944   register size_t
 945     i;
 946
 947   TIFFMethodType
 948     method;
 949
 950 #if defined(TIFF_VERSION_BIG)
 951   uint64
 952 #else
 953   uint32
 954 #endif
 955     **value;
 956
 957   unsigned char
 958     buffer[BUFFER_SIZE+32];
 959
 960   unsigned short
 961     length;
 962
 963   /* only support 8 bit for now */
 964   if ((photometric != PHOTOMETRIC_SEPARATED) || (bits_per_sample != 8) ||
 965       (samples_per_pixel != 4))
 966     return(ReadGenericMethod);
 967   /* Search for Adobe APP14 JPEG Marker */
 968   if (!TIFFGetField(tiff,TIFFTAG_STRIPOFFSETS,&value))
 969     return(ReadRGBAMethod);
 970   position=TellBlob(image);
 971   offset=(MagickOffsetType) (value[0]);
 972   if (SeekBlob(image,offset,SEEK_SET) != offset)
 973     return(ReadRGBAMethod);
 974   method=ReadRGBAMethod;
 975   if (ReadBlob(image,BUFFER_SIZE,buffer) == BUFFER_SIZE)
 976     {
 977       for (i=0; i < BUFFER_SIZE; i++)
 978       {
 979         while (i < BUFFER_SIZE)
 980         {
 981           if (buffer[i++] == 255)
 982            break;
 983         }
 984         while (i < BUFFER_SIZE)
 985         {
 986           if (buffer[++i] != 255)
 987            break;
 988         }
 989         if (buffer[i++] == 216) /* JPEG_MARKER_SOI */
 990           continue;
 991         length=(unsigned short) (((unsigned int) (buffer[i] << 8) |
 992           (unsigned int) buffer[i+1]) & 0xffff);
 993         if (i+(size_t) length >= BUFFER_SIZE)
 994           break;
 995         if (buffer[i-1] == 238) /* JPEG_MARKER_APP0+14 */
 996           {
 997             if (length != 14)
 998               break;
 999             /* 0 == CMYK, 1 == YCbCr, 2 = YCCK */
1000             if (buffer[i+13] == 2)
1001               method=ReadYCCKMethod;
1002             break;
1003           }
1004         i+=(size_t) length;
1005       }
1006     }
1007   (void) SeekBlob(image,position,SEEK_SET);
1008   return(method);
1009 }
1010
1011 static void TIFFReadPhotoshopLayers(Image* image,const ImageInfo *image_info,
1012   ExceptionInfo *exception)
1013 {
1014   const char
1015     *option;
1016
1017   const StringInfo
1018     *layer_info;
1019
1020   Image
1021     *layers;
1022
1023   PSDInfo
1024     info;
1025
1026   register ssize_t
1027     i;
1028
1029   if (GetImageListLength(image) != 1)
1030     return;
1031   if ((image_info->number_scenes == 1) && (image_info->scene == 0))
1032     return;
1033   option=GetImageOption(image_info,"tiff:ignore-layers");
1034   if (option != (const char * ) NULL)
1035     return;
1036   layer_info=GetImageProfile(image,"tiff:37724");
1037   if (layer_info == (const StringInfo *) NULL)
1038     return;
1039   for (i=0; i < (ssize_t) layer_info->length-8; i++)
1040   {
1041     if (LocaleNCompare((const char *) (layer_info->datum+i),
1042         image->endian == MSBEndian ? "8BIM" : "MIB8",4) != 0)
1043       continue;
1044     i+=4;
1045     if ((LocaleNCompare((const char *) (layer_info->datum+i),
1046          image->endian == MSBEndian ? "Layr" : "ryaL",4) == 0) ||
1047         (LocaleNCompare((const char *) (layer_info->datum+i),
1048          image->endian == MSBEndian ? "LMsk" : "ksML",4) == 0) ||
1049         (LocaleNCompare((const char *) (layer_info->datum+i),
1050          image->endian == MSBEndian ? "Lr16" : "61rL",4) == 0) ||
1051         (LocaleNCompare((const char *) (layer_info->datum+i),
1052          image->endian == MSBEndian ? "Lr32" : "23rL",4) == 0))
1053       break;
1054   }
1055   i+=4;
1056   if (i >= (ssize_t) (layer_info->length-8))
1057     return;
1058   layers=CloneImage(image,image->columns,image->rows,MagickTrue,exception);
1059   (void) DeleteImageProfile(layers,"tiff:37724");
1060   AttachBlob(layers->blob,layer_info->datum,layer_info->length);
1061   SeekBlob(layers,(MagickOffsetType) i,SEEK_SET);
1062   info.version=1;
1063   info.columns=layers->columns;
1064   info.rows=layers->rows;
1065   info.channels=(unsigned short) layers->number_channels;
1066   /* Setting the mode to a value that won't change the colorspace */
1067   info.mode=10;
1068   ReadPSDLayers(layers,image_info,&info,MagickFalse,exception);
1069   /* we need to set the datum in case a realloc happened */
1070   ((StringInfo *) layer_info)->datum=GetBlobStreamData(layers);
1071   DeleteImageFromList(&layers);
1072   if (layers != (Image *) NULL)
1073     {
1074       SetImageArtifact(image,"tiff:has-layers","true");
1075       AppendImageToList(&image,layers);
1076       while (layers != (Image *) NULL)
1077       {
1078         SetImageArtifact(layers,"tiff:has-layers","true");
1079         DetachBlob(layers->blob);
1080         layers=GetNextImageInList(layers);
1081       }
1082     }
1083 }
1084
1085 #if defined(__cplusplus) || defined(c_plusplus)
1086 }
1087 #endif
1088
1089 static Image *ReadTIFFImage(const ImageInfo *image_info,
1090   ExceptionInfo *exception)
1091 {
1092   const char
1093     *option;
1094
1095   float
1096     *chromaticity,
1097     x_position,
1098     y_position,
1099     x_resolution,
1100     y_resolution;
1101
1102   Image
1103     *image;
1104
1105   int
1106     tiff_status;
1107
1108   MagickBooleanType
1109     status;
1110
1111   MagickSizeType
1112     number_pixels;
1113
1114   QuantumInfo
1115     *quantum_info;
1116
1117   QuantumType
1118     quantum_type;
1119
1120   register ssize_t
1121     i;
1122
1123   size_t
1124     pad;
1125
1126   ssize_t
1127     y;
1128
1129   TIFF
1130     *tiff;
1131
1132   TIFFMethodType
1133     method;
1134
1135   uint16
1136     compress_tag,
1137     bits_per_sample,
1138     endian,
1139     extra_samples,
1140     interlace,
1141     max_sample_value,
1142     min_sample_value,
1143     orientation,
1144     pages,
1145     photometric,
1146     *sample_info,
1147     sample_format,
1148     samples_per_pixel,
1149     units,
1150     value;
1151
1152   uint32
1153     height,
1154     rows_per_strip,
1155     width;
1156
1157   unsigned char
1158     *tiff_pixels;
1159
1160   /*
1161     Open image.
1162   */
1163   assert(image_info != (const ImageInfo *) NULL);
1164   assert(image_info->signature == MagickCoreSignature);
1165   if (image_info->debug != MagickFalse)
1166     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
1167       image_info->filename);
1168   assert(exception != (ExceptionInfo *) NULL);
1169   assert(exception->signature == MagickCoreSignature);
1170   image=AcquireImage(image_info,exception);
1171   status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
1172   if (status == MagickFalse)
1173     {
1174       image=DestroyImageList(image);
1175       return((Image *) NULL);
1176     }
1177   (void) SetMagickThreadValue(tiff_exception,exception);
1178   tiff=TIFFClientOpen(image->filename,"rb",(thandle_t) image,TIFFReadBlob,
1179     TIFFWriteBlob,TIFFSeekBlob,TIFFCloseBlob,TIFFGetBlobSize,TIFFMapBlob,
1180     TIFFUnmapBlob);
1181   if (tiff == (TIFF *) NULL)
1182     {
1183       image=DestroyImageList(image);
1184       return((Image *) NULL);
1185     }
1186   if (image_info->number_scenes != 0)
1187     {
1188       /*
1189         Generate blank images for subimage specification (e.g. image.tif[4].
1190         We need to check the number of directores because it is possible that
1191         the subimage(s) are stored in the photoshop profile.
1192       */
1193       if (image_info->scene < (size_t) TIFFNumberOfDirectories(tiff))
1194         {
1195           for (i=0; i < (ssize_t) image_info->scene; i++)
1196           {
1197             status=TIFFReadDirectory(tiff) != 0 ? MagickTrue : MagickFalse;
1198             if (status == MagickFalse)
1199               {
1200                 TIFFClose(tiff);
1201                 image=DestroyImageList(image);
1202                 return((Image *) NULL);
1203               }
1204             AcquireNextImage(image_info,image,exception);
1205             if (GetNextImageInList(image) == (Image *) NULL)
1206               {
1207                 TIFFClose(tiff);
1208                 image=DestroyImageList(image);
1209                 return((Image *) NULL);
1210               }
1211             image=SyncNextImageInList(image);
1212           }
1213       }
1214   }
1215   do
1216   {
1217 DisableMSCWarning(4127)
1218     if (0 && (image_info->verbose != MagickFalse))
1219       TIFFPrintDirectory(tiff,stdout,MagickFalse);
1220 RestoreMSCWarning
1221     if ((TIFFGetField(tiff,TIFFTAG_IMAGEWIDTH,&width) != 1) ||
1222         (TIFFGetField(tiff,TIFFTAG_IMAGELENGTH,&height) != 1) ||
1223         (TIFFGetFieldDefaulted(tiff,TIFFTAG_COMPRESSION,&compress_tag) != 1) ||
1224         (TIFFGetFieldDefaulted(tiff,TIFFTAG_FILLORDER,&endian) != 1) ||
1225         (TIFFGetFieldDefaulted(tiff,TIFFTAG_PLANARCONFIG,&interlace) != 1) ||
1226         (TIFFGetFieldDefaulted(tiff,TIFFTAG_SAMPLESPERPIXEL,&samples_per_pixel) != 1) ||
1227         (TIFFGetFieldDefaulted(tiff,TIFFTAG_BITSPERSAMPLE,&bits_per_sample) != 1) ||
1228         (TIFFGetFieldDefaulted(tiff,TIFFTAG_SAMPLEFORMAT,&sample_format) != 1) ||
1229         (TIFFGetFieldDefaulted(tiff,TIFFTAG_MINSAMPLEVALUE,&min_sample_value) != 1) ||
1230         (TIFFGetFieldDefaulted(tiff,TIFFTAG_MAXSAMPLEVALUE,&max_sample_value) != 1) ||
1231         (TIFFGetFieldDefaulted(tiff,TIFFTAG_PHOTOMETRIC,&photometric) != 1))
1232       {
1233         TIFFClose(tiff);
1234         ThrowReaderException(CorruptImageError,"ImproperImageHeader");
1235       }
1236     if (sample_format == SAMPLEFORMAT_IEEEFP)
1237       (void) SetImageProperty(image,"quantum:format","floating-point",
1238         exception);
1239     switch (photometric)
1240     {
1241       case PHOTOMETRIC_MINISBLACK:
1242       {
1243         (void) SetImageProperty(image,"tiff:photometric","min-is-black",
1244           exception);
1245         break;
1246       }
1247       case PHOTOMETRIC_MINISWHITE:
1248       {
1249         (void) SetImageProperty(image,"tiff:photometric","min-is-white",
1250           exception);
1251         break;
1252       }
1253       case PHOTOMETRIC_PALETTE:
1254       {
1255         (void) SetImageProperty(image,"tiff:photometric","palette",exception);
1256         break;
1257       }
1258       case PHOTOMETRIC_RGB:
1259       {
1260         (void) SetImageProperty(image,"tiff:photometric","RGB",exception);
1261         break;
1262       }
1263       case PHOTOMETRIC_CIELAB:
1264       {
1265         (void) SetImageProperty(image,"tiff:photometric","CIELAB",exception);
1266         break;
1267       }
1268       case PHOTOMETRIC_LOGL:
1269       {
1270         (void) SetImageProperty(image,"tiff:photometric","CIE Log2(L)",
1271           exception);
1272         break;
1273       }
1274       case PHOTOMETRIC_LOGLUV:
1275       {
1276         (void) SetImageProperty(image,"tiff:photometric","LOGLUV",exception);
1277         break;
1278       }
1279 #if defined(PHOTOMETRIC_MASK)
1280       case PHOTOMETRIC_MASK:
1281       {
1282         (void) SetImageProperty(image,"tiff:photometric","MASK",exception);
1283         break;
1284       }
1285 #endif
1286       case PHOTOMETRIC_SEPARATED:
1287       {
1288         (void) SetImageProperty(image,"tiff:photometric","separated",exception);
1289         break;
1290       }
1291       case PHOTOMETRIC_YCBCR:
1292       {
1293         (void) SetImageProperty(image,"tiff:photometric","YCBCR",exception);
1294         break;
1295       }
1296       default:
1297       {
1298         (void) SetImageProperty(image,"tiff:photometric","unknown",exception);
1299         break;
1300       }
1301     }
1302     if (image->debug != MagickFalse)
1303       {
1304         (void) LogMagickEvent(CoderEvent,GetMagickModule(),"Geometry: %ux%u",
1305           (unsigned int) width,(unsigned int) height);
1306         (void) LogMagickEvent(CoderEvent,GetMagickModule(),"Interlace: %u",
1307           interlace);
1308         (void) LogMagickEvent(CoderEvent,GetMagickModule(),
1309           "Bits per sample: %u",bits_per_sample);
1310         (void) LogMagickEvent(CoderEvent,GetMagickModule(),
1311           "Min sample value: %u",min_sample_value);
1312         (void) LogMagickEvent(CoderEvent,GetMagickModule(),
1313           "Max sample value: %u",max_sample_value);
1314         (void) LogMagickEvent(CoderEvent,GetMagickModule(),"Photometric "
1315           "interpretation: %s",GetImageProperty(image,"tiff:photometric",
1316           exception));
1317       }
1318     image->columns=(size_t) width;
1319     image->rows=(size_t) height;
1320     image->depth=(size_t) bits_per_sample;
1321     if (image->debug != MagickFalse)
1322       (void) LogMagickEvent(CoderEvent,GetMagickModule(),"Image depth: %.20g",
1323         (double) image->depth);
1324     image->endian=MSBEndian;
1325     if (endian == FILLORDER_LSB2MSB)
1326       image->endian=LSBEndian;
1327 #if defined(MAGICKCORE_HAVE_TIFFISBIGENDIAN)
1328     if (TIFFIsBigEndian(tiff) == 0)
1329       {
1330         (void) SetImageProperty(image,"tiff:endian","lsb",exception);
1331         image->endian=LSBEndian;
1332       }
1333     else
1334       {
1335         (void) SetImageProperty(image,"tiff:endian","msb",exception);
1336         image->endian=MSBEndian;
1337       }
1338 #endif
1339     if ((photometric == PHOTOMETRIC_MINISBLACK) ||
1340         (photometric == PHOTOMETRIC_MINISWHITE))
1341       SetImageColorspace(image,GRAYColorspace,exception);
1342     if (photometric == PHOTOMETRIC_SEPARATED)
1343       SetImageColorspace(image,CMYKColorspace,exception);
1344     if (photometric == PHOTOMETRIC_CIELAB)
1345       SetImageColorspace(image,LabColorspace,exception);
1346     TIFFGetProfiles(tiff,image,exception);
1347     TIFFGetProperties(tiff,image,exception);
1348     option=GetImageOption(image_info,"tiff:exif-properties");
1349     if (IsStringFalse(option) == MagickFalse) /* enabled by default */
1350       TIFFGetEXIFProperties(tiff,image,exception);
1351     (void) TIFFGetFieldDefaulted(tiff,TIFFTAG_SAMPLESPERPIXEL,
1352       &samples_per_pixel);
1353     if ((TIFFGetFieldDefaulted(tiff,TIFFTAG_XRESOLUTION,&x_resolution) == 1) &&
1354         (TIFFGetFieldDefaulted(tiff,TIFFTAG_YRESOLUTION,&y_resolution) == 1))
1355       {
1356         image->resolution.x=x_resolution;
1357         image->resolution.y=y_resolution;
1358       }
1359     if (TIFFGetFieldDefaulted(tiff,TIFFTAG_RESOLUTIONUNIT,&units) == 1)
1360       {
1361         if (units == RESUNIT_INCH)
1362           image->units=PixelsPerInchResolution;
1363         if (units == RESUNIT_CENTIMETER)
1364           image->units=PixelsPerCentimeterResolution;
1365       }
1366     if ((TIFFGetFieldDefaulted(tiff,TIFFTAG_XPOSITION,&x_position) == 1) &&
1367         (TIFFGetFieldDefaulted(tiff,TIFFTAG_YPOSITION,&y_position) == 1))
1368       {
1369         image->page.x=(ssize_t) ceil(x_position*image->resolution.x-0.5);
1370         image->page.y=(ssize_t) ceil(y_position*image->resolution.y-0.5);
1371       }
1372     if (TIFFGetFieldDefaulted(tiff,TIFFTAG_ORIENTATION,&orientation) == 1)
1373       image->orientation=(OrientationType) orientation;
1374     if (TIFFGetField(tiff,TIFFTAG_WHITEPOINT,&chromaticity) == 1)
1375       {
1376         if (chromaticity != (float *) NULL)
1377           {
1378             image->chromaticity.white_point.x=chromaticity[0];
1379             image->chromaticity.white_point.y=chromaticity[1];
1380           }
1381       }
1382     if (TIFFGetField(tiff,TIFFTAG_PRIMARYCHROMATICITIES,&chromaticity) == 1)
1383       {
1384         if (chromaticity != (float *) NULL)
1385           {
1386             image->chromaticity.red_primary.x=chromaticity[0];
1387             image->chromaticity.red_primary.y=chromaticity[1];
1388             image->chromaticity.green_primary.x=chromaticity[2];
1389             image->chromaticity.green_primary.y=chromaticity[3];
1390             image->chromaticity.blue_primary.x=chromaticity[4];
1391             image->chromaticity.blue_primary.y=chromaticity[5];
1392           }
1393       }
1394 #if defined(MAGICKCORE_HAVE_TIFFISCODECCONFIGURED) || (TIFFLIB_VERSION > 20040919)
1395     if ((compress_tag != COMPRESSION_NONE) &&
1396         (TIFFIsCODECConfigured(compress_tag) == 0))
1397       {
1398         TIFFClose(tiff);
1399         ThrowReaderException(CoderError,"CompressNotSupported");
1400       }
1401 #endif
1402     switch (compress_tag)
1403     {
1404       case COMPRESSION_NONE: image->compression=NoCompression; break;
1405       case COMPRESSION_CCITTFAX3: image->compression=FaxCompression; break;
1406       case COMPRESSION_CCITTFAX4: image->compression=Group4Compression; break;
1407       case COMPRESSION_JPEG:
1408       {
1409          image->compression=JPEGCompression;
1410 #if defined(JPEG_SUPPORT)
1411          {
1412            char
1413              sampling_factor[MagickPathExtent];
1414
1415            int
1416              tiff_status;
1417
1418            uint16
1419              horizontal,
1420              vertical;
1421
1422            tiff_status=TIFFGetField(tiff,TIFFTAG_YCBCRSUBSAMPLING,&horizontal,
1423              &vertical);
1424            if (tiff_status == 1)
1425              {
1426                (void) FormatLocaleString(sampling_factor,MagickPathExtent,
1427                  "%dx%d",horizontal,vertical);
1428                (void) SetImageProperty(image,"jpeg:sampling-factor",
1429                  sampling_factor,exception);
1430                (void) LogMagickEvent(CoderEvent,GetMagickModule(),
1431                  "Sampling Factors: %s",sampling_factor);
1432              }
1433          }
1434 #endif
1435         break;
1436       }
1437       case COMPRESSION_OJPEG: image->compression=JPEGCompression; break;
1438 #if defined(COMPRESSION_LZMA)
1439       case COMPRESSION_LZMA: image->compression=LZMACompression; break;
1440 #endif
1441       case COMPRESSION_LZW: image->compression=LZWCompression; break;
1442       case COMPRESSION_DEFLATE: image->compression=ZipCompression; break;
1443       case COMPRESSION_ADOBE_DEFLATE: image->compression=ZipCompression; break;
1444       default: image->compression=RLECompression; break;
1445     }
1446     quantum_info=(QuantumInfo *) NULL;
1447     if ((photometric == PHOTOMETRIC_PALETTE) &&
1448         (pow(2.0,1.0*bits_per_sample) <= MaxColormapSize))
1449       {
1450         size_t
1451           colors;
1452
1453         colors=(size_t) GetQuantumRange(bits_per_sample)+1;
1454         if (AcquireImageColormap(image,colors,exception) == MagickFalse)
1455           {
1456             TIFFClose(tiff);
1457             ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
1458           }
1459       }
1460     value=(unsigned short) image->scene;
1461     if (TIFFGetFieldDefaulted(tiff,TIFFTAG_PAGENUMBER,&value,&pages) == 1)
1462       image->scene=value;
1463     if (image->storage_class == PseudoClass)
1464       {
1465         int
1466           tiff_status;
1467
1468         size_t
1469           range;
1470
1471         uint16
1472           *blue_colormap,
1473           *green_colormap,
1474           *red_colormap;
1475
1476         /*
1477           Initialize colormap.
1478         */
1479         tiff_status=TIFFGetField(tiff,TIFFTAG_COLORMAP,&red_colormap,
1480           &green_colormap,&blue_colormap);
1481         if (tiff_status == 1)
1482           {
1483             if ((red_colormap != (uint16 *) NULL) &&
1484                 (green_colormap != (uint16 *) NULL) &&
1485                 (blue_colormap != (uint16 *) NULL))
1486               {
1487                 range=255;  /* might be old style 8-bit colormap */
1488                 for (i=0; i < (ssize_t) image->colors; i++)
1489                   if ((red_colormap[i] >= 256) || (green_colormap[i] >= 256) ||
1490                       (blue_colormap[i] >= 256))
1491                     {
1492                       range=65535;
1493                       break;
1494                     }
1495                 for (i=0; i < (ssize_t) image->colors; i++)
1496                 {
1497                   image->colormap[i].red=ClampToQuantum(((double)
1498                     QuantumRange*red_colormap[i])/range);
1499                   image->colormap[i].green=ClampToQuantum(((double)
1500                     QuantumRange*green_colormap[i])/range);
1501                   image->colormap[i].blue=ClampToQuantum(((double)
1502                     QuantumRange*blue_colormap[i])/range);
1503                 }
1504               }
1505           }
1506       }
1507     if (image_info->ping != MagickFalse)
1508       {
1509         if (image_info->number_scenes != 0)
1510           if (image->scene >= (image_info->scene+image_info->number_scenes-1))
1511             break;
1512         goto next_tiff_frame;
1513       }
1514     status=SetImageExtent(image,image->columns,image->rows,exception);
1515     if (status == MagickFalse)
1516       return(DestroyImageList(image));
1517     /*
1518       Allocate memory for the image and pixel buffer.
1519     */
1520     quantum_info=AcquireQuantumInfo(image_info,image);
1521     if (quantum_info == (QuantumInfo *) NULL)
1522       {
1523         TIFFClose(tiff);
1524         ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
1525       }
1526     if (sample_format == SAMPLEFORMAT_UINT)
1527       status=SetQuantumFormat(image,quantum_info,UnsignedQuantumFormat);
1528     if (sample_format == SAMPLEFORMAT_INT)
1529       status=SetQuantumFormat(image,quantum_info,SignedQuantumFormat);
1530     if (sample_format == SAMPLEFORMAT_IEEEFP)
1531       status=SetQuantumFormat(image,quantum_info,FloatingPointQuantumFormat);
1532     if (status == MagickFalse)
1533       {
1534         TIFFClose(tiff);
1535         quantum_info=DestroyQuantumInfo(quantum_info);
1536         ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
1537       }
1538     status=MagickTrue;
1539     switch (photometric)
1540     {
1541       case PHOTOMETRIC_MINISBLACK:
1542       {
1543         quantum_info->min_is_white=MagickFalse;
1544         break;
1545       }
1546       case PHOTOMETRIC_MINISWHITE:
1547       {
1548         quantum_info->min_is_white=MagickTrue;
1549         break;
1550       }
1551       default:
1552         break;
1553     }
1554     tiff_status=TIFFGetFieldDefaulted(tiff,TIFFTAG_EXTRASAMPLES,&extra_samples,
1555       &sample_info);
1556     if (tiff_status == 1)
1557       {
1558         (void) SetImageProperty(image,"tiff:alpha","unspecified",exception);
1559         if (extra_samples == 0)
1560           {
1561             if ((samples_per_pixel == 4) && (photometric == PHOTOMETRIC_RGB))
1562               image->alpha_trait=BlendPixelTrait;
1563           }
1564         else
1565           for (i=0; i < extra_samples; i++)
1566           {
1567             image->alpha_trait=BlendPixelTrait;
1568             if (sample_info[i] == EXTRASAMPLE_ASSOCALPHA)
1569               {
1570                 SetQuantumAlphaType(quantum_info,DisassociatedQuantumAlpha);
1571                 (void) SetImageProperty(image,"tiff:alpha","associated",
1572                   exception);
1573               }
1574             else
1575               if (sample_info[i] == EXTRASAMPLE_UNASSALPHA)
1576                 (void) SetImageProperty(image,"tiff:alpha","unassociated",
1577                   exception);
1578           }
1579       }
1580     method=ReadGenericMethod;
1581     if (TIFFGetField(tiff,TIFFTAG_ROWSPERSTRIP,&rows_per_strip) == 1)
1582       {
1583         char
1584           value[MagickPathExtent];
1585
1586         method=ReadStripMethod;
1587         (void) FormatLocaleString(value,MagickPathExtent,"%u",
1588           (unsigned int) rows_per_strip);
1589         (void) SetImageProperty(image,"tiff:rows-per-strip",value,exception);
1590       }
1591     if ((samples_per_pixel >= 3) && (interlace == PLANARCONFIG_CONTIG))
1592       if ((image->alpha_trait == UndefinedPixelTrait) ||
1593           (samples_per_pixel >= 4))
1594         method=ReadRGBAMethod;
1595     if ((samples_per_pixel >= 4) && (interlace == PLANARCONFIG_SEPARATE))
1596       if ((image->alpha_trait == UndefinedPixelTrait) ||
1597           (samples_per_pixel >= 5))
1598         method=ReadCMYKAMethod;
1599     if ((photometric != PHOTOMETRIC_RGB) &&
1600         (photometric != PHOTOMETRIC_CIELAB) &&
1601         (photometric != PHOTOMETRIC_SEPARATED))
1602       method=ReadGenericMethod;
1603     if (image->storage_class == PseudoClass)
1604       method=ReadSingleSampleMethod;
1605     if ((photometric == PHOTOMETRIC_MINISBLACK) ||
1606         (photometric == PHOTOMETRIC_MINISWHITE))
1607       method=ReadSingleSampleMethod;
1608     if ((photometric != PHOTOMETRIC_SEPARATED) &&
1609         (interlace == PLANARCONFIG_SEPARATE) && (bits_per_sample < 64))
1610       method=ReadGenericMethod;
1611     if (image->compression == JPEGCompression)
1612       method=GetJPEGMethod(image,tiff,photometric,bits_per_sample,
1613         samples_per_pixel);
1614     if (compress_tag == COMPRESSION_JBIG)
1615       method=ReadStripMethod;
1616     if (TIFFIsTiled(tiff) != MagickFalse)
1617       method=ReadTileMethod;
1618     quantum_info->endian=LSBEndian;
1619     quantum_type=RGBQuantum;
1620     tiff_pixels=(unsigned char *) AcquireMagickMemory(MagickMax(
1621       TIFFScanlineSize(tiff),(ssize_t) (image->columns*samples_per_pixel*
1622       pow(2.0,ceil(log(bits_per_sample)/log(2.0))))));
1623     if (tiff_pixels == (unsigned char *) NULL)
1624       {
1625         TIFFClose(tiff);
1626         ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
1627       }
1628     switch (method)
1629     {
1630       case ReadSingleSampleMethod:
1631       {
1632         /*
1633           Convert TIFF image to PseudoClass MIFF image.
1634         */
1635         quantum_type=IndexQuantum;
1636         pad=(size_t) MagickMax((ssize_t) samples_per_pixel-1,0);
1637         if (image->alpha_trait != UndefinedPixelTrait)
1638           {
1639             if (image->storage_class != PseudoClass)
1640               {
1641                 quantum_type=samples_per_pixel == 1 ? AlphaQuantum :
1642                   GrayAlphaQuantum;
1643                 pad=(size_t) MagickMax((ssize_t) samples_per_pixel-2,0);
1644               }
1645             else
1646               {
1647                 quantum_type=IndexAlphaQuantum;
1648                 pad=(size_t) MagickMax((ssize_t) samples_per_pixel-2,0);
1649               }
1650           }
1651         else
1652           if (image->storage_class != PseudoClass)
1653             {
1654               quantum_type=GrayQuantum;
1655               pad=(size_t) MagickMax((ssize_t) samples_per_pixel-1,0);
1656             }
1657         status=SetQuantumPad(image,quantum_info,pad*pow(2,ceil(log(
1658           bits_per_sample)/log(2))));
1659         if (status == MagickFalse)
1660           {
1661             TIFFClose(tiff);
1662             ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
1663           }
1664         for (y=0; y < (ssize_t) image->rows; y++)
1665         {
1666           int
1667             status;
1668
1669           register Quantum
1670             *magick_restrict q;
1671
1672           status=TIFFReadPixels(tiff,bits_per_sample,0,y,(char *) tiff_pixels);
1673           if (status == -1)
1674             break;
1675           q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
1676           if (q == (Quantum *) NULL)
1677             break;
1678           (void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info,
1679             quantum_type,tiff_pixels,exception);
1680           if (SyncAuthenticPixels(image,exception) == MagickFalse)
1681             break;
1682           if (image->previous == (Image *) NULL)
1683             {
1684               status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
1685                 image->rows);
1686               if (status == MagickFalse)
1687                 break;
1688             }
1689         }
1690         break;
1691       }
1692       case ReadRGBAMethod:
1693       {
1694         /*
1695           Convert TIFF image to DirectClass MIFF image.
1696         */
1697         pad=(size_t) MagickMax((size_t) samples_per_pixel-3,0);
1698         quantum_type=RGBQuantum;
1699         if (image->alpha_trait != UndefinedPixelTrait)
1700           {
1701             quantum_type=RGBAQuantum;
1702             pad=(size_t) MagickMax((size_t) samples_per_pixel-4,0);
1703           }
1704         if (image->colorspace == CMYKColorspace)
1705           {
1706             pad=(size_t) MagickMax((size_t) samples_per_pixel-4,0);
1707             quantum_type=CMYKQuantum;
1708             if (image->alpha_trait != UndefinedPixelTrait)
1709               {
1710                 quantum_type=CMYKAQuantum;
1711                 pad=(size_t) MagickMax((size_t) samples_per_pixel-5,0);
1712               }
1713           }
1714         status=SetQuantumPad(image,quantum_info,pad*((bits_per_sample+7) >> 3));
1715         if (status == MagickFalse)
1716           {
1717             TIFFClose(tiff);
1718             ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
1719           }
1720         for (y=0; y < (ssize_t) image->rows; y++)
1721         {
1722           int
1723             status;
1724
1725           register Quantum
1726             *magick_restrict q;
1727
1728           status=TIFFReadPixels(tiff,bits_per_sample,0,y,(char *) tiff_pixels);
1729           if (status == -1)
1730             break;
1731           q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
1732           if (q == (Quantum *) NULL)
1733             break;
1734           (void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info,
1735             quantum_type,tiff_pixels,exception);
1736           if (SyncAuthenticPixels(image,exception) == MagickFalse)
1737             break;
1738           if (image->previous == (Image *) NULL)
1739             {
1740               status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
1741                 image->rows);
1742               if (status == MagickFalse)
1743                 break;
1744             }
1745         }
1746         break;
1747       }
1748       case ReadCMYKAMethod:
1749       {
1750         /*
1751           Convert TIFF image to DirectClass MIFF image.
1752         */
1753         for (i=0; i < (ssize_t) samples_per_pixel; i++)
1754         {
1755           for (y=0; y < (ssize_t) image->rows; y++)
1756           {
1757             register Quantum
1758               *magick_restrict q;
1759
1760             int
1761               status;
1762
1763             status=TIFFReadPixels(tiff,bits_per_sample,(tsample_t) i,y,(char *)
1764               tiff_pixels);
1765             if (status == -1)
1766               break;
1767             q=GetAuthenticPixels(image,0,y,image->columns,1,exception);
1768             if (q == (Quantum *) NULL)
1769               break;
1770             if (image->colorspace != CMYKColorspace)
1771               switch (i)
1772               {
1773                 case 0: quantum_type=RedQuantum; break;
1774                 case 1: quantum_type=GreenQuantum; break;
1775                 case 2: quantum_type=BlueQuantum; break;
1776                 case 3: quantum_type=AlphaQuantum; break;
1777                 default: quantum_type=UndefinedQuantum; break;
1778               }
1779             else
1780               switch (i)
1781               {
1782                 case 0: quantum_type=CyanQuantum; break;
1783                 case 1: quantum_type=MagentaQuantum; break;
1784                 case 2: quantum_type=YellowQuantum; break;
1785                 case 3: quantum_type=BlackQuantum; break;
1786                 case 4: quantum_type=AlphaQuantum; break;
1787                 default: quantum_type=UndefinedQuantum; break;
1788               }
1789             (void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info,
1790               quantum_type,tiff_pixels,exception);
1791             if (SyncAuthenticPixels(image,exception) == MagickFalse)
1792               break;
1793           }
1794           if (image->previous == (Image *) NULL)
1795             {
1796               status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
1797                 image->rows);
1798               if (status == MagickFalse)
1799                 break;
1800             }
1801         }
1802         break;
1803       }
1804       case ReadYCCKMethod:
1805       {
1806         for (y=0; y < (ssize_t) image->rows; y++)
1807         {
1808           int
1809             status;
1810
1811           register Quantum
1812             *magick_restrict q;
1813
1814           register ssize_t
1815             x;
1816
1817           unsigned char
1818             *p;
1819
1820           status=TIFFReadPixels(tiff,bits_per_sample,0,y,(char *) tiff_pixels);
1821           if (status == -1)
1822             break;
1823           q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
1824           if (q == (Quantum *) NULL)
1825             break;
1826           p=tiff_pixels;
1827           for (x=0; x < (ssize_t) image->columns; x++)
1828           {
1829             SetPixelCyan(image,ScaleCharToQuantum(ClampYCC((double) *p+
1830               (1.402*(double) *(p+2))-179.456)),q);
1831             SetPixelMagenta(image,ScaleCharToQuantum(ClampYCC((double) *p-
1832               (0.34414*(double) *(p+1))-(0.71414*(double ) *(p+2))+
1833               135.45984)),q);
1834             SetPixelYellow(image,ScaleCharToQuantum(ClampYCC((double) *p+
1835               (1.772*(double) *(p+1))-226.816)),q);
1836             SetPixelBlack(image,ScaleCharToQuantum((unsigned char) *(p+3)),q);
1837             q+=GetPixelChannels(image);
1838             p+=4;
1839           }
1840           if (SyncAuthenticPixels(image,exception) == MagickFalse)
1841             break;
1842           if (image->previous == (Image *) NULL)
1843             {
1844               status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
1845                 image->rows);
1846               if (status == MagickFalse)
1847                 break;
1848             }
1849         }
1850         break;
1851       }
1852       case ReadStripMethod:
1853       {
1854         register uint32
1855           *p;
1856
1857         /*
1858           Convert stripped TIFF image to DirectClass MIFF image.
1859         */
1860         i=0;
1861         p=(uint32 *) NULL;
1862         for (y=0; y < (ssize_t) image->rows; y++)
1863         {
1864           register ssize_t
1865             x;
1866
1867           register Quantum
1868             *magick_restrict q;
1869
1870           q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
1871           if (q == (Quantum *) NULL)
1872             break;
1873           if (i == 0)
1874             {
1875               if (TIFFReadRGBAStrip(tiff,(tstrip_t) y,(uint32 *) tiff_pixels) == 0)
1876                 break;
1877               i=(ssize_t) MagickMin((ssize_t) rows_per_strip,(ssize_t)
1878                 image->rows-y);
1879             }
1880           i--;
1881           p=((uint32 *) tiff_pixels)+image->columns*i;
1882           for (x=0; x < (ssize_t) image->columns; x++)
1883           {
1884             SetPixelRed(image,ScaleCharToQuantum((unsigned char)
1885               (TIFFGetR(*p))),q);
1886             SetPixelGreen(image,ScaleCharToQuantum((unsigned char)
1887               (TIFFGetG(*p))),q);
1888             SetPixelBlue(image,ScaleCharToQuantum((unsigned char)
1889               (TIFFGetB(*p))),q);
1890             if (image->alpha_trait != UndefinedPixelTrait)
1891               SetPixelAlpha(image,ScaleCharToQuantum((unsigned char)
1892                 (TIFFGetA(*p))),q);
1893             p++;
1894             q+=GetPixelChannels(image);
1895           }
1896           if (SyncAuthenticPixels(image,exception) == MagickFalse)
1897             break;
1898           if (image->previous == (Image *) NULL)
1899             {
1900               status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
1901                 image->rows);
1902               if (status == MagickFalse)
1903                 break;
1904             }
1905         }
1906         break;
1907       }
1908       case ReadTileMethod:
1909       {
1910         register uint32
1911           *p;
1912
1913         uint32
1914           *tile_pixels,
1915           columns,
1916           rows;
1917
1918         /*
1919           Convert tiled TIFF image to DirectClass MIFF image.
1920         */
1921         if ((TIFFGetField(tiff,TIFFTAG_TILEWIDTH,&columns) != 1) ||
1922             (TIFFGetField(tiff,TIFFTAG_TILELENGTH,&rows) != 1))
1923           {
1924             TIFFClose(tiff);
1925             ThrowReaderException(CoderError,"ImageIsNotTiled");
1926           }
1927         (void) SetImageStorageClass(image,DirectClass,exception);
1928         number_pixels=(MagickSizeType) columns*rows;
1929         if (HeapOverflowSanityCheck(rows,sizeof(*tile_pixels)) != MagickFalse)
1930           {
1931             TIFFClose(tiff);
1932             ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
1933           }
1934         tile_pixels=(uint32 *) AcquireQuantumMemory(columns,rows*
1935           sizeof(*tile_pixels));
1936         if (tile_pixels == (uint32 *) NULL)
1937           {
1938             TIFFClose(tiff);
1939             ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
1940           }
1941         for (y=0; y < (ssize_t) image->rows; y+=rows)
1942         {
1943           register ssize_t
1944             x;
1945
1946           register Quantum
1947             *magick_restrict q,
1948             *magick_restrict tile;
1949
1950           size_t
1951             columns_remaining,
1952             rows_remaining;
1953
1954           rows_remaining=image->rows-y;
1955           if ((ssize_t) (y+rows) < (ssize_t) image->rows)
1956             rows_remaining=rows;
1957           tile=QueueAuthenticPixels(image,0,y,image->columns,rows_remaining,
1958             exception);
1959           if (tile == (Quantum *) NULL)
1960             break;
1961           for (x=0; x < (ssize_t) image->columns; x+=columns)
1962           {
1963             size_t
1964               column,
1965               row;
1966
1967             if (TIFFReadRGBATile(tiff,(uint32) x,(uint32) y,tile_pixels) == 0)
1968               break;
1969             columns_remaining=image->columns-x;
1970             if ((ssize_t) (x+columns) < (ssize_t) image->columns)
1971               columns_remaining=columns;
1972             p=tile_pixels+(rows-rows_remaining)*columns;
1973             q=tile+GetPixelChannels(image)*(image->columns*(rows_remaining-1)+
1974               x);
1975             for (row=rows_remaining; row > 0; row--)
1976             {
1977               if (image->alpha_trait != UndefinedPixelTrait)
1978                 for (column=columns_remaining; column > 0; column--)
1979                 {
1980                   SetPixelRed(image,ScaleCharToQuantum((unsigned char)
1981                     TIFFGetR(*p)),q);
1982                   SetPixelGreen(image,ScaleCharToQuantum((unsigned char)
1983                     TIFFGetG(*p)),q);
1984                   SetPixelBlue(image,ScaleCharToQuantum((unsigned char)
1985                     TIFFGetB(*p)),q);
1986                   SetPixelAlpha(image,ScaleCharToQuantum((unsigned char)
1987                     TIFFGetA(*p)),q);
1988                   p++;
1989                   q+=GetPixelChannels(image);
1990                 }
1991               else
1992                 for (column=columns_remaining; column > 0; column--)
1993                 {
1994                   SetPixelRed(image,ScaleCharToQuantum((unsigned char)
1995                     TIFFGetR(*p)),q);
1996                   SetPixelGreen(image,ScaleCharToQuantum((unsigned char)
1997                     TIFFGetG(*p)),q);
1998                   SetPixelBlue(image,ScaleCharToQuantum((unsigned char)
1999                     TIFFGetB(*p)),q);
2000                   p++;
2001                   q+=GetPixelChannels(image);
2002                 }
2003               p+=columns-columns_remaining;
2004               q-=GetPixelChannels(image)*(image->columns+columns_remaining);
2005             }
2006           }
2007           if (SyncAuthenticPixels(image,exception) == MagickFalse)
2008             break;
2009           if (image->previous == (Image *) NULL)
2010             {
2011               status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
2012                 image->rows);
2013               if (status == MagickFalse)
2014                 break;
2015             }
2016         }
2017         tile_pixels=(uint32 *) RelinquishMagickMemory(tile_pixels);
2018         break;
2019       }
2020       case ReadGenericMethod:
2021       default:
2022       {
2023         MemoryInfo
2024           *pixel_info;
2025
2026         register uint32
2027           *p;
2028
2029         uint32
2030           *pixels;
2031
2032         /*
2033           Convert TIFF image to DirectClass MIFF image.
2034         */
2035         number_pixels=(MagickSizeType) image->columns*image->rows;
2036         if (HeapOverflowSanityCheck(image->rows,sizeof(*pixels)) != MagickFalse)
2037           {
2038             TIFFClose(tiff);
2039             ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
2040           }
2041         pixel_info=AcquireVirtualMemory(image->columns,image->rows*
2042           sizeof(uint32));
2043         if (pixel_info == (MemoryInfo *) NULL)
2044           {
2045             TIFFClose(tiff);
2046             ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
2047           }
2048         pixels=(uint32 *) GetVirtualMemoryBlob(pixel_info);
2049         (void) TIFFReadRGBAImage(tiff,(uint32) image->columns,(uint32)
2050           image->rows,(uint32 *) pixels,0);
2051         /*
2052           Convert image to DirectClass pixel packets.
2053         */
2054         p=pixels+number_pixels-1;
2055         for (y=0; y < (ssize_t) image->rows; y++)
2056         {
2057           register ssize_t
2058             x;
2059
2060           register Quantum
2061             *magick_restrict q;
2062
2063           q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
2064           if (q == (Quantum *) NULL)
2065             break;
2066           q+=GetPixelChannels(image)*(image->columns-1);
2067           for (x=0; x < (ssize_t) image->columns; x++)
2068           {
2069             SetPixelRed(image,ScaleCharToQuantum((unsigned char)
2070               TIFFGetR(*p)),q);
2071             SetPixelGreen(image,ScaleCharToQuantum((unsigned char)
2072               TIFFGetG(*p)),q);
2073             SetPixelBlue(image,ScaleCharToQuantum((unsigned char)
2074               TIFFGetB(*p)),q);
2075             if (image->alpha_trait != UndefinedPixelTrait)
2076               SetPixelAlpha(image,ScaleCharToQuantum((unsigned char)
2077                 TIFFGetA(*p)),q);
2078             p--;
2079             q-=GetPixelChannels(image);
2080           }
2081           if (SyncAuthenticPixels(image,exception) == MagickFalse)
2082             break;
2083           if (image->previous == (Image *) NULL)
2084             {
2085               status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
2086                 image->rows);
2087               if (status == MagickFalse)
2088                 break;
2089             }
2090         }
2091         pixel_info=RelinquishVirtualMemory(pixel_info);
2092         break;
2093       }
2094     }
2095     tiff_pixels=(unsigned char *) RelinquishMagickMemory(tiff_pixels);
2096     SetQuantumImageType(image,quantum_type);
2097   next_tiff_frame:
2098     if (quantum_info != (QuantumInfo *) NULL)
2099       quantum_info=DestroyQuantumInfo(quantum_info);
2100     if (photometric == PHOTOMETRIC_CIELAB)
2101       DecodeLabImage(image,exception);
2102     if ((photometric == PHOTOMETRIC_LOGL) ||
2103         (photometric == PHOTOMETRIC_MINISBLACK) ||
2104         (photometric == PHOTOMETRIC_MINISWHITE))
2105       {
2106         image->type=GrayscaleType;
2107         if (bits_per_sample == 1)
2108           image->type=BilevelType;
2109       }
2110     /*
2111       Proceed to next image.
2112     */
2113     if (image_info->number_scenes != 0)
2114       if (image->scene >= (image_info->scene+image_info->number_scenes-1))
2115         break;
2116     status=TIFFReadDirectory(tiff) != 0 ? MagickTrue : MagickFalse;
2117     if (status != MagickFalse)
2118       {
2119         /*
2120           Allocate next image structure.
2121         */
2122         AcquireNextImage(image_info,image,exception);
2123         if (GetNextImageInList(image) == (Image *) NULL)
2124           {
2125             image=DestroyImageList(image);
2126             return((Image *) NULL);
2127           }
2128         image=SyncNextImageInList(image);
2129         status=SetImageProgress(image,LoadImagesTag,image->scene-1,
2130           image->scene);
2131         if (status == MagickFalse)
2132           break;
2133       }
2134   } while (status != MagickFalse);
2135   TIFFClose(tiff);
2136   TIFFReadPhotoshopLayers(image,image_info,exception);
2137   if (image_info->number_scenes != 0)
2138     {
2139       if (image_info->scene >= GetImageListLength(image))
2140         {
2141           /* Subimage was not found in the Photoshop layer */
2142           image=DestroyImageList(image);
2143           return((Image *)NULL);
2144         }
2145     }
2146   return(GetFirstImageInList(image));
2147 }
2148 #endif
2149 \f
2150 /*
2151 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2152 %                                                                             %
2153 %                                                                             %
2154 %                                                                             %
2155 %   R e g i s t e r T I F F I m a g e                                         %
2156 %                                                                             %
2157 %                                                                             %
2158 %                                                                             %
2159 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2160 %
2161 %  RegisterTIFFImage() adds properties for the TIFF image format to
2162 %  the list of supported formats.  The properties include the image format
2163 %  tag, a method to read and/or write the format, whether the format
2164 %  supports the saving of more than one frame to the same file or blob,
2165 %  whether the format supports native in-memory I/O, and a brief
2166 %  description of the format.
2167 %
2168 %  The format of the RegisterTIFFImage method is:
2169 %
2170 %      size_t RegisterTIFFImage(void)
2171 %
2172 */
2173
2174 #if defined(MAGICKCORE_HAVE_TIFFMERGEFIELDINFO) && defined(MAGICKCORE_HAVE_TIFFSETTAGEXTENDER)
2175 static TIFFExtendProc
2176   tag_extender = (TIFFExtendProc) NULL;
2177
2178 static void TIFFIgnoreTags(TIFF *tiff)
2179 {
2180   char
2181     *q;
2182
2183   const char
2184     *p,
2185     *tags;
2186
2187   Image
2188    *image;
2189
2190   register ssize_t
2191     i;
2192
2193   size_t
2194     count;
2195
2196   TIFFFieldInfo
2197     *ignore;
2198
2199   if (TIFFGetReadProc(tiff) != TIFFReadBlob)
2200     return;
2201   image=(Image *)TIFFClientdata(tiff);
2202   tags=GetImageArtifact(image,"tiff:ignore-tags");
2203   if (tags == (const char *) NULL)
2204     return;
2205   count=0;
2206   p=tags;
2207   while (*p != '\0')
2208   {
2209     while ((isspace((int) ((unsigned char) *p)) != 0))
2210       p++;
2211
2212     (void) strtol(p,&q,10);
2213     if (p == q)
2214       return;
2215
2216     p=q;
2217     count++;
2218
2219     while ((isspace((int) ((unsigned char) *p)) != 0) || (*p == ','))
2220       p++;
2221   }
2222   if (count == 0)
2223     return;
2224   i=0;
2225   p=tags;
2226   ignore=(TIFFFieldInfo *) AcquireQuantumMemory(count,sizeof(*ignore));
2227   if (ignore == (TIFFFieldInfo *) NULL)
2228     return;
2229   /* This also sets field_bit to 0 (FIELD_IGNORE) */
2230   ResetMagickMemory(ignore,0,count*sizeof(*ignore));
2231   while (*p != '\0')
2232   {
2233     while ((isspace((int) ((unsigned char) *p)) != 0))
2234       p++;
2235
2236     ignore[i].field_tag=(ttag_t) strtol(p,&q,10);
2237
2238     p=q;
2239     i++;
2240
2241     while ((isspace((int) ((unsigned char) *p)) != 0) || (*p == ','))
2242       p++;
2243   }
2244   (void) TIFFMergeFieldInfo(tiff,ignore,(uint32) count);
2245   ignore=(TIFFFieldInfo *) RelinquishMagickMemory(ignore);
2246 }
2247
2248 static void TIFFTagExtender(TIFF *tiff)
2249 {
2250   static const TIFFFieldInfo
2251     TIFFExtensions[] =
2252     {
2253       { 37724, -3, -3, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 1,
2254         (char *) "PhotoshopLayerData" },
2255       { 34118, -3, -3, TIFF_UNDEFINED, FIELD_CUSTOM, 1, 1,
2256         (char *) "Microscope" }
2257     };
2258
2259   TIFFMergeFieldInfo(tiff,TIFFExtensions,sizeof(TIFFExtensions)/
2260     sizeof(*TIFFExtensions));
2261   if (tag_extender != (TIFFExtendProc) NULL)
2262     (*tag_extender)(tiff);
2263   TIFFIgnoreTags(tiff);
2264 }
2265 #endif
2266
2267 ModuleExport size_t RegisterTIFFImage(void)
2268 {
2269 #define TIFFDescription  "Tagged Image File Format"
2270
2271   char
2272     version[MagickPathExtent];
2273
2274   MagickInfo
2275     *entry;
2276
2277   if (tiff_semaphore == (SemaphoreInfo *) NULL)
2278     ActivateSemaphoreInfo(&tiff_semaphore);
2279   LockSemaphoreInfo(tiff_semaphore);
2280   if (instantiate_key == MagickFalse)
2281     {
2282       if (CreateMagickThreadKey(&tiff_exception,NULL) == MagickFalse)
2283         ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed");
2284       error_handler=TIFFSetErrorHandler(TIFFErrors);
2285       warning_handler=TIFFSetWarningHandler(TIFFWarnings);
2286 #if defined(MAGICKCORE_HAVE_TIFFMERGEFIELDINFO) && defined(MAGICKCORE_HAVE_TIFFSETTAGEXTENDER)
2287       if (tag_extender == (TIFFExtendProc) NULL)
2288         tag_extender=TIFFSetTagExtender(TIFFTagExtender);
2289 #endif
2290       instantiate_key=MagickTrue;
2291     }
2292   UnlockSemaphoreInfo(tiff_semaphore);
2293   *version='\0';
2294 #if defined(TIFF_VERSION)
2295   (void) FormatLocaleString(version,MagickPathExtent,"%d",TIFF_VERSION);
2296 #endif
2297 #if defined(MAGICKCORE_TIFF_DELEGATE)
2298   {
2299     const char
2300       *p;
2301
2302     register ssize_t
2303       i;
2304
2305     p=TIFFGetVersion();
2306     for (i=0; (i < (MagickPathExtent-1)) && (*p != 0) && (*p != '\n'); i++)
2307       version[i]=(*p++);
2308     version[i]='\0';
2309   }
2310 #endif
2311
2312   entry=AcquireMagickInfo("TIFF","GROUP4","Raw CCITT Group4");
2313 #if defined(MAGICKCORE_TIFF_DELEGATE)
2314   entry->decoder=(DecodeImageHandler *) ReadGROUP4Image;
2315   entry->encoder=(EncodeImageHandler *) WriteGROUP4Image;
2316 #endif
2317   entry->flags|=CoderRawSupportFlag;
2318   entry->flags|=CoderEndianSupportFlag;
2319   entry->flags|=CoderDecoderSeekableStreamFlag;
2320   entry->flags|=CoderEncoderSeekableStreamFlag;
2321   entry->flags^=CoderAdjoinFlag;
2322   entry->flags^=CoderUseExtensionFlag;
2323   entry->format_type=ImplicitFormatType;
2324   entry->mime_type=ConstantString("image/tiff");
2325   (void) RegisterMagickInfo(entry);
2326   entry=AcquireMagickInfo("TIFF","PTIF","Pyramid encoded TIFF");
2327 #if defined(MAGICKCORE_TIFF_DELEGATE)
2328   entry->decoder=(DecodeImageHandler *) ReadTIFFImage;
2329   entry->encoder=(EncodeImageHandler *) WritePTIFImage;
2330 #endif
2331   entry->flags|=CoderEndianSupportFlag;
2332   entry->flags|=CoderDecoderSeekableStreamFlag;
2333   entry->flags|=CoderEncoderSeekableStreamFlag;
2334   entry->flags^=CoderUseExtensionFlag;
2335   entry->mime_type=ConstantString("image/tiff");
2336   (void) RegisterMagickInfo(entry);
2337   entry=AcquireMagickInfo("TIFF","TIF",TIFFDescription);
2338 #if defined(MAGICKCORE_TIFF_DELEGATE)
2339   entry->decoder=(DecodeImageHandler *) ReadTIFFImage;
2340   entry->encoder=(EncodeImageHandler *) WriteTIFFImage;
2341 #endif
2342   entry->flags|=CoderEndianSupportFlag;
2343   entry->flags|=CoderDecoderSeekableStreamFlag;
2344   entry->flags|=CoderEncoderSeekableStreamFlag;
2345   entry->flags|=CoderStealthFlag;
2346   entry->flags^=CoderUseExtensionFlag;
2347   if (*version != '\0')
2348     entry->version=ConstantString(version);
2349   entry->mime_type=ConstantString("image/tiff");
2350   (void) RegisterMagickInfo(entry);
2351   entry=AcquireMagickInfo("TIFF","TIFF",TIFFDescription);
2352 #if defined(MAGICKCORE_TIFF_DELEGATE)
2353   entry->decoder=(DecodeImageHandler *) ReadTIFFImage;
2354   entry->encoder=(EncodeImageHandler *) WriteTIFFImage;
2355 #endif
2356   entry->magick=(IsImageFormatHandler *) IsTIFF;
2357   entry->flags|=CoderEndianSupportFlag;
2358   entry->flags|=CoderDecoderSeekableStreamFlag;
2359   entry->flags|=CoderEncoderSeekableStreamFlag;
2360   entry->flags^=CoderUseExtensionFlag;
2361   if (*version != '\0')
2362     entry->version=ConstantString(version);
2363   entry->mime_type=ConstantString("image/tiff");
2364   (void) RegisterMagickInfo(entry);
2365   entry=AcquireMagickInfo("TIFF","TIFF64","Tagged Image File Format (64-bit)");
2366 #if defined(TIFF_VERSION_BIG)
2367   entry->decoder=(DecodeImageHandler *) ReadTIFFImage;
2368   entry->encoder=(EncodeImageHandler *) WriteTIFFImage;
2369 #endif
2370   entry->flags|=CoderEndianSupportFlag;
2371   entry->flags|=CoderDecoderSeekableStreamFlag;
2372   entry->flags|=CoderEncoderSeekableStreamFlag;
2373   entry->flags^=CoderAdjoinFlag;
2374   entry->flags^=CoderUseExtensionFlag;
2375   if (*version != '\0')
2376     entry->version=ConstantString(version);
2377   entry->mime_type=ConstantString("image/tiff");
2378   (void) RegisterMagickInfo(entry);
2379   return(MagickImageCoderSignature);
2380 }
2381 \f
2382 /*
2383 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2384 %                                                                             %
2385 %                                                                             %
2386 %                                                                             %
2387 %   U n r e g i s t e r T I F F I m a g e                                     %
2388 %                                                                             %
2389 %                                                                             %
2390 %                                                                             %
2391 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2392 %
2393 %  UnregisterTIFFImage() removes format registrations made by the TIFF module
2394 %  from the list of supported formats.
2395 %
2396 %  The format of the UnregisterTIFFImage method is:
2397 %
2398 %      UnregisterTIFFImage(void)
2399 %
2400 */
2401 ModuleExport void UnregisterTIFFImage(void)
2402 {
2403   (void) UnregisterMagickInfo("TIFF64");
2404   (void) UnregisterMagickInfo("TIFF");
2405   (void) UnregisterMagickInfo("TIF");
2406   (void) UnregisterMagickInfo("PTIF");
2407   if (tiff_semaphore == (SemaphoreInfo *) NULL)
2408     ActivateSemaphoreInfo(&tiff_semaphore);
2409   LockSemaphoreInfo(tiff_semaphore);
2410   if (instantiate_key != MagickFalse)
2411     {
2412 #if defined(MAGICKCORE_HAVE_TIFFMERGEFIELDINFO) && defined(MAGICKCORE_HAVE_TIFFSETTAGEXTENDER)
2413       if (tag_extender == (TIFFExtendProc) NULL)
2414         (void) TIFFSetTagExtender(tag_extender);
2415 #endif
2416       if (DeleteMagickThreadKey(tiff_exception) == MagickFalse)
2417         ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed");
2418       (void) TIFFSetWarningHandler(warning_handler);
2419       (void) TIFFSetErrorHandler(error_handler);
2420       instantiate_key=MagickFalse;
2421     }
2422   UnlockSemaphoreInfo(tiff_semaphore);
2423   RelinquishSemaphoreInfo(&tiff_semaphore);
2424 }
2425 \f
2426 #if defined(MAGICKCORE_TIFF_DELEGATE)
2427 /*
2428 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2429 %                                                                             %
2430 %                                                                             %
2431 %                                                                             %
2432 %   W r i t e G R O U P 4 I m a g e                                           %
2433 %                                                                             %
2434 %                                                                             %
2435 %                                                                             %
2436 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2437 %
2438 %  WriteGROUP4Image() writes an image in the raw CCITT Group 4 image format.
2439 %
2440 %  The format of the WriteGROUP4Image method is:
2441 %
2442 %      MagickBooleanType WriteGROUP4Image(const ImageInfo *image_info,
2443 %        Image *image,ExceptionInfo *)
2444 %
2445 %  A description of each parameter follows:
2446 %
2447 %    o image_info: the image info.
2448 %
2449 %    o image:  The image.
2450 %
2451 %    o exception: return any errors or warnings in this structure.
2452 %
2453 */
2454 static MagickBooleanType WriteGROUP4Image(const ImageInfo *image_info,
2455   Image *image,ExceptionInfo *exception)
2456 {
2457   char
2458     filename[MagickPathExtent];
2459
2460   FILE
2461     *file;
2462
2463   Image
2464     *huffman_image;
2465
2466   ImageInfo
2467     *write_info;
2468
2469   int
2470     unique_file;
2471
2472   MagickBooleanType
2473     status;
2474
2475   register ssize_t
2476     i;
2477
2478   ssize_t
2479     count;
2480
2481   TIFF
2482     *tiff;
2483
2484   toff_t
2485     *byte_count,
2486     strip_size;
2487
2488   unsigned char
2489     *buffer;
2490
2491   /*
2492     Write image as CCITT Group4 TIFF image to a temporary file.
2493   */
2494   assert(image_info != (const ImageInfo *) NULL);
2495   assert(image_info->signature == MagickCoreSignature);
2496   assert(image != (Image *) NULL);
2497   assert(image->signature == MagickCoreSignature);
2498   if (image->debug != MagickFalse)
2499     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
2500   assert(exception != (ExceptionInfo *) NULL);
2501   assert(exception->signature == MagickCoreSignature);
2502   status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception);
2503   if (status == MagickFalse)
2504     return(status);
2505   huffman_image=CloneImage(image,0,0,MagickTrue,exception);
2506   if (huffman_image == (Image *) NULL)
2507     {
2508       (void) CloseBlob(image);
2509       return(MagickFalse);
2510     }
2511   huffman_image->endian=MSBEndian;
2512   file=(FILE *) NULL;
2513   unique_file=AcquireUniqueFileResource(filename);
2514   if (unique_file != -1)
2515     file=fdopen(unique_file,"wb");
2516   if ((unique_file == -1) || (file == (FILE *) NULL))
2517     {
2518       ThrowFileException(exception,FileOpenError,"UnableToCreateTemporaryFile",
2519         filename);
2520       return(MagickFalse);
2521     }
2522   (void) FormatLocaleString(huffman_image->filename,MagickPathExtent,"tiff:%s",
2523     filename);
2524   (void) SetImageType(huffman_image,BilevelType,exception);
2525   write_info=CloneImageInfo((ImageInfo *) NULL);
2526   SetImageInfoFile(write_info,file);
2527   (void) SetImageDepth(image,1,exception);
2528   (void) SetImageType(image,BilevelType,exception);
2529   write_info->compression=Group4Compression;
2530   write_info->type=BilevelType;
2531   (void) SetImageOption(write_info,"quantum:polarity","min-is-white");
2532   status=WriteTIFFImage(write_info,huffman_image,exception);
2533   (void) fflush(file);
2534   write_info=DestroyImageInfo(write_info);
2535   if (status == MagickFalse)
2536     {
2537       huffman_image=DestroyImage(huffman_image);
2538       (void) fclose(file);
2539       (void) RelinquishUniqueFileResource(filename);
2540       return(MagickFalse);
2541     }
2542   tiff=TIFFOpen(filename,"rb");
2543   if (tiff == (TIFF *) NULL)
2544     {
2545       huffman_image=DestroyImage(huffman_image);
2546       (void) fclose(file);
2547       (void) RelinquishUniqueFileResource(filename);
2548       ThrowFileException(exception,FileOpenError,"UnableToOpenFile",
2549         image_info->filename);
2550       return(MagickFalse);
2551     }
2552   /*
2553     Allocate raw strip buffer.
2554   */
2555   if (TIFFGetField(tiff,TIFFTAG_STRIPBYTECOUNTS,&byte_count) != 1)
2556     {
2557       TIFFClose(tiff);
2558       huffman_image=DestroyImage(huffman_image);
2559       (void) fclose(file);
2560       (void) RelinquishUniqueFileResource(filename);
2561       return(MagickFalse);
2562     }
2563   strip_size=byte_count[0];
2564   for (i=1; i < (ssize_t) TIFFNumberOfStrips(tiff); i++)
2565     if (byte_count[i] > strip_size)
2566       strip_size=byte_count[i];
2567   buffer=(unsigned char *) AcquireQuantumMemory((size_t) strip_size,
2568     sizeof(*buffer));
2569   if (buffer == (unsigned char *) NULL)
2570     {
2571       TIFFClose(tiff);
2572       huffman_image=DestroyImage(huffman_image);
2573       (void) fclose(file);
2574       (void) RelinquishUniqueFileResource(filename);
2575       ThrowBinaryException(ResourceLimitError,"MemoryAllocationFailed",
2576         image_info->filename);
2577     }
2578   /*
2579     Compress runlength encoded to 2D Huffman pixels.
2580   */
2581   for (i=0; i < (ssize_t) TIFFNumberOfStrips(tiff); i++)
2582   {
2583     count=(ssize_t) TIFFReadRawStrip(tiff,(uint32) i,buffer,strip_size);
2584     if (WriteBlob(image,(size_t) count,buffer) != count)
2585       status=MagickFalse;
2586   }
2587   buffer=(unsigned char *) RelinquishMagickMemory(buffer);
2588   TIFFClose(tiff);
2589   huffman_image=DestroyImage(huffman_image);
2590   (void) fclose(file);
2591   (void) RelinquishUniqueFileResource(filename);
2592   (void) CloseBlob(image);
2593   return(status);
2594 }
2595 #endif
2596 \f
2597 #if defined(MAGICKCORE_TIFF_DELEGATE)
2598 /*
2599 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2600 %                                                                             %
2601 %                                                                             %
2602 %                                                                             %
2603 %   W r i t e P T I F I m a g e                                               %
2604 %                                                                             %
2605 %                                                                             %
2606 %                                                                             %
2607 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2608 %
2609 %  WritePTIFImage() writes an image in the pyrimid-encoded Tagged image file
2610 %  format.
2611 %
2612 %  The format of the WritePTIFImage method is:
2613 %
2614 %      MagickBooleanType WritePTIFImage(const ImageInfo *image_info,
2615 %        Image *image,ExceptionInfo *exception)
2616 %
2617 %  A description of each parameter follows:
2618 %
2619 %    o image_info: the image info.
2620 %
2621 %    o image:  The image.
2622 %
2623 %    o exception: return any errors or warnings in this structure.
2624 %
2625 */
2626 static MagickBooleanType WritePTIFImage(const ImageInfo *image_info,
2627   Image *image,ExceptionInfo *exception)
2628 {
2629   Image
2630     *images,
2631     *next,
2632     *pyramid_image;
2633
2634   ImageInfo
2635     *write_info;
2636
2637   MagickBooleanType
2638     status;
2639
2640   PointInfo
2641     resolution;
2642
2643   size_t
2644     columns,
2645     rows;
2646
2647   /*
2648     Create pyramid-encoded TIFF image.
2649   */
2650   images=NewImageList();
2651   for (next=image; next != (Image *) NULL; next=GetNextImageInList(next))
2652   {
2653     Image
2654       *clone_image;
2655
2656     clone_image=CloneImage(next,0,0,MagickFalse,exception);
2657     if (clone_image == (Image *) NULL)
2658       break;
2659     clone_image->previous=NewImageList();
2660     clone_image->next=NewImageList();
2661     (void) SetImageProperty(clone_image,"tiff:subfiletype","none",exception);
2662     AppendImageToList(&images,clone_image);
2663     columns=next->columns;
2664     rows=next->rows;
2665     resolution=next->resolution;
2666     while ((columns > 64) && (rows > 64))
2667     {
2668       columns/=2;
2669       rows/=2;
2670       resolution.x/=2;
2671       resolution.y/=2;
2672       pyramid_image=ResizeImage(next,columns,rows,image->filter,exception);
2673       if (pyramid_image == (Image *) NULL)
2674         break;
2675       pyramid_image->resolution=resolution;
2676       (void) SetImageProperty(pyramid_image,"tiff:subfiletype","REDUCEDIMAGE",
2677         exception);
2678       AppendImageToList(&images,pyramid_image);
2679     }
2680   }
2681   status=MagickFalse;
2682   if (images != (Image *) NULL)
2683     {
2684       /*
2685         Write pyramid-encoded TIFF image.
2686       */
2687       images=GetFirstImageInList(images);
2688       write_info=CloneImageInfo(image_info);
2689       write_info->adjoin=MagickTrue;
2690       (void) CopyMagickString(write_info->magick,"TIFF",MagickPathExtent);
2691       (void) CopyMagickString(images->magick,"TIFF",MagickPathExtent);
2692       status=WriteTIFFImage(write_info,images,exception);
2693       images=DestroyImageList(images);
2694       write_info=DestroyImageInfo(write_info);
2695     }
2696   return(status);
2697 }
2698 #endif
2699 \f
2700 #if defined(MAGICKCORE_TIFF_DELEGATE)
2701 /*
2702 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2703 %                                                                             %
2704 %                                                                             %
2705 %   W r i t e T I F F I m a g e                                               %
2706 %                                                                             %
2707 %                                                                             %
2708 %                                                                             %
2709 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2710 %
2711 %  WriteTIFFImage() writes an image in the Tagged image file format.
2712 %
2713 %  The format of the WriteTIFFImage method is:
2714 %
2715 %      MagickBooleanType WriteTIFFImage(const ImageInfo *image_info,
2716 %        Image *image,ExceptionInfo *exception)
2717 %
2718 %  A description of each parameter follows:
2719 %
2720 %    o image_info: the image info.
2721 %
2722 %    o image:  The image.
2723 %
2724 %    o exception: return any errors or warnings in this structure.
2725 %
2726 */
2727
2728 typedef struct _TIFFInfo
2729 {
2730   RectangleInfo
2731     tile_geometry;
2732
2733   unsigned char
2734     *scanline,
2735     *scanlines,
2736     *pixels;
2737 } TIFFInfo;
2738
2739 static void DestroyTIFFInfo(TIFFInfo *tiff_info)
2740 {
2741   assert(tiff_info != (TIFFInfo *) NULL);
2742   if (tiff_info->scanlines != (unsigned char *) NULL)
2743     tiff_info->scanlines=(unsigned char *) RelinquishMagickMemory(
2744       tiff_info->scanlines);
2745   if (tiff_info->pixels != (unsigned char *) NULL)
2746     tiff_info->pixels=(unsigned char *) RelinquishMagickMemory(
2747       tiff_info->pixels);
2748 }
2749
2750 static MagickBooleanType EncodeLabImage(Image *image,ExceptionInfo *exception)
2751 {
2752   CacheView
2753     *image_view;
2754
2755   MagickBooleanType
2756     status;
2757
2758   ssize_t
2759     y;
2760
2761   status=MagickTrue;
2762   image_view=AcquireAuthenticCacheView(image,exception);
2763   for (y=0; y < (ssize_t) image->rows; y++)
2764   {
2765     register Quantum
2766       *magick_restrict q;
2767
2768     register ssize_t
2769       x;
2770
2771     if (status == MagickFalse)
2772       continue;
2773     q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception);
2774     if (q == (Quantum *) NULL)
2775       {
2776         status=MagickFalse;
2777         continue;
2778       }
2779     for (x=0; x < (ssize_t) image->columns; x++)
2780     {
2781       double
2782         a,
2783         b;
2784
2785       a=QuantumScale*GetPixela(image,q)-0.5;
2786       if (a < 0.0)
2787         a+=1.0;
2788       b=QuantumScale*GetPixelb(image,q)-0.5;
2789       if (b < 0.0)
2790         b+=1.0;
2791       SetPixela(image,QuantumRange*a,q);
2792       SetPixelb(image,QuantumRange*b,q);
2793       q+=GetPixelChannels(image);
2794     }
2795     if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)
2796       status=MagickFalse;
2797   }
2798   image_view=DestroyCacheView(image_view);
2799   return(status);
2800 }
2801
2802 static MagickBooleanType GetTIFFInfo(const ImageInfo *image_info,
2803   TIFF *tiff,TIFFInfo *tiff_info)
2804 {
2805   const char
2806     *option;
2807
2808   MagickStatusType
2809     flags;
2810
2811   uint32
2812     tile_columns,
2813     tile_rows;
2814
2815   assert(tiff_info != (TIFFInfo *) NULL);
2816   (void) ResetMagickMemory(tiff_info,0,sizeof(*tiff_info));
2817   option=GetImageOption(image_info,"tiff:tile-geometry");
2818   if (option == (const char *) NULL)
2819     {
2820       uint32
2821         rows_per_strip;
2822
2823       option=GetImageOption(image_info,"tiff:rows-per-strip");
2824       if (option != (const char *) NULL)
2825         rows_per_strip=(size_t) strtol(option,(char **) NULL,10);
2826       else
2827         if (TIFFGetField(tiff,TIFFTAG_IMAGELENGTH,&rows_per_strip) == 0)
2828           rows_per_strip=0;  /* use default */
2829       rows_per_strip=TIFFDefaultStripSize(tiff,rows_per_strip);
2830       (void) TIFFSetField(tiff,TIFFTAG_ROWSPERSTRIP,rows_per_strip);
2831       return(MagickTrue);
2832     }
2833   /*
2834     Create tiled TIFF, ignore "tiff:rows-per-strip".
2835   */
2836   flags=ParseAbsoluteGeometry(option,&tiff_info->tile_geometry);
2837   if ((flags & HeightValue) == 0)
2838     tiff_info->tile_geometry.height=tiff_info->tile_geometry.width;
2839   tile_columns=(uint32) tiff_info->tile_geometry.width;
2840   tile_rows=(uint32) tiff_info->tile_geometry.height;
2841   TIFFDefaultTileSize(tiff,&tile_columns,&tile_rows);
2842   (void) TIFFSetField(tiff,TIFFTAG_TILEWIDTH,tile_columns);
2843   (void) TIFFSetField(tiff,TIFFTAG_TILELENGTH,tile_rows);
2844   tiff_info->tile_geometry.width=tile_columns;
2845   tiff_info->tile_geometry.height=tile_rows;
2846   tiff_info->scanlines=(unsigned char *) AcquireQuantumMemory((size_t)
2847     tile_rows*TIFFScanlineSize(tiff),sizeof(*tiff_info->scanlines));
2848   tiff_info->pixels=(unsigned char *) AcquireQuantumMemory((size_t)
2849     tile_rows*TIFFTileSize(tiff),sizeof(*tiff_info->scanlines));
2850   if ((tiff_info->scanlines == (unsigned char *) NULL) ||
2851       (tiff_info->pixels == (unsigned char *) NULL))
2852     {
2853       DestroyTIFFInfo(tiff_info);
2854       return(MagickFalse);
2855     }
2856   return(MagickTrue);
2857 }
2858
2859 static int32 TIFFWritePixels(TIFF *tiff,TIFFInfo *tiff_info,ssize_t row,
2860   tsample_t sample,Image *image)
2861 {
2862   int32
2863     status;
2864
2865   register ssize_t
2866     i;
2867
2868   register unsigned char
2869     *p,
2870     *q;
2871
2872   size_t
2873     number_tiles,
2874     tile_width;
2875
2876   ssize_t
2877     bytes_per_pixel,
2878     j,
2879     k,
2880     l;
2881
2882   if (TIFFIsTiled(tiff) == 0)
2883     return(TIFFWriteScanline(tiff,tiff_info->scanline,(uint32) row,sample));
2884   /*
2885     Fill scanlines to tile height.
2886   */
2887   i=(ssize_t) (row % tiff_info->tile_geometry.height)*TIFFScanlineSize(tiff);
2888   (void) CopyMagickMemory(tiff_info->scanlines+i,(char *) tiff_info->scanline,
2889     (size_t) TIFFScanlineSize(tiff));
2890   if (((size_t) (row % tiff_info->tile_geometry.height) !=
2891       (tiff_info->tile_geometry.height-1)) &&
2892       (row != (ssize_t) (image->rows-1)))
2893     return(0);
2894   /*
2895     Write tile to TIFF image.
2896   */
2897   status=0;
2898   bytes_per_pixel=TIFFTileSize(tiff)/(ssize_t) (
2899     tiff_info->tile_geometry.height*tiff_info->tile_geometry.width);
2900   number_tiles=(image->columns+tiff_info->tile_geometry.width)/
2901     tiff_info->tile_geometry.width;
2902   for (i=0; i < (ssize_t) number_tiles; i++)
2903   {
2904     tile_width=(i == (ssize_t) (number_tiles-1)) ? image->columns-(i*
2905       tiff_info->tile_geometry.width) : tiff_info->tile_geometry.width;
2906     for (j=0; j < (ssize_t) ((row % tiff_info->tile_geometry.height)+1); j++)
2907       for (k=0; k < (ssize_t) tile_width; k++)
2908       {
2909         if (bytes_per_pixel == 0)
2910           {
2911             p=tiff_info->scanlines+(j*TIFFScanlineSize(tiff)+(i*
2912               tiff_info->tile_geometry.width+k)/8);
2913             q=tiff_info->pixels+(j*TIFFTileRowSize(tiff)+k/8);
2914             *q++=(*p++);
2915             continue;
2916           }
2917         p=tiff_info->scanlines+(j*TIFFScanlineSize(tiff)+(i*
2918           tiff_info->tile_geometry.width+k)*bytes_per_pixel);
2919         q=tiff_info->pixels+(j*TIFFTileRowSize(tiff)+k*bytes_per_pixel);
2920         for (l=0; l < bytes_per_pixel; l++)
2921           *q++=(*p++);
2922       }
2923     if ((i*tiff_info->tile_geometry.width) != image->columns)
2924       status=TIFFWriteTile(tiff,tiff_info->pixels,(uint32) (i*
2925         tiff_info->tile_geometry.width),(uint32) ((row/
2926         tiff_info->tile_geometry.height)*tiff_info->tile_geometry.height),0,
2927         sample);
2928     if (status < 0)
2929       break;
2930   }
2931   return(status);
2932 }
2933
2934 static void TIFFSetProfiles(TIFF *tiff,Image *image)
2935 {
2936   const char
2937     *name;
2938
2939   const StringInfo
2940     *profile;
2941
2942   if (image->profiles == (void *) NULL)
2943     return;
2944   ResetImageProfileIterator(image);
2945   for (name=GetNextImageProfile(image); name != (const char *) NULL; )
2946   {
2947     profile=GetImageProfile(image,name);
2948     if (GetStringInfoLength(profile) == 0)
2949       {
2950         name=GetNextImageProfile(image);
2951         continue;
2952       }
2953 #if defined(TIFFTAG_XMLPACKET)
2954     if (LocaleCompare(name,"xmp") == 0)
2955       (void) TIFFSetField(tiff,TIFFTAG_XMLPACKET,(uint32) GetStringInfoLength(
2956         profile),GetStringInfoDatum(profile));
2957 #endif
2958 #if defined(TIFFTAG_ICCPROFILE)
2959     if (LocaleCompare(name,"icc") == 0)
2960       (void) TIFFSetField(tiff,TIFFTAG_ICCPROFILE,(uint32) GetStringInfoLength(
2961         profile),GetStringInfoDatum(profile));
2962 #endif
2963     if (LocaleCompare(name,"iptc") == 0)
2964       {
2965         size_t
2966           length;
2967
2968         StringInfo
2969           *iptc_profile;
2970
2971         iptc_profile=CloneStringInfo(profile);
2972         length=GetStringInfoLength(profile)+4-(GetStringInfoLength(profile) &
2973           0x03);
2974         SetStringInfoLength(iptc_profile,length);
2975         if (TIFFIsByteSwapped(tiff))
2976           TIFFSwabArrayOfLong((uint32 *) GetStringInfoDatum(iptc_profile),
2977             (unsigned long) (length/4));
2978         (void) TIFFSetField(tiff,TIFFTAG_RICHTIFFIPTC,(uint32)
2979           GetStringInfoLength(iptc_profile)/4,GetStringInfoDatum(iptc_profile));
2980         iptc_profile=DestroyStringInfo(iptc_profile);
2981       }
2982 #if defined(TIFFTAG_PHOTOSHOP)
2983     if (LocaleCompare(name,"8bim") == 0)
2984       (void) TIFFSetField(tiff,TIFFTAG_PHOTOSHOP,(uint32)
2985         GetStringInfoLength(profile),GetStringInfoDatum(profile));
2986 #endif
2987     if (LocaleCompare(name,"tiff:37724") == 0)
2988       (void) TIFFSetField(tiff,37724,(uint32) GetStringInfoLength(profile),
2989         GetStringInfoDatum(profile));
2990     if (LocaleCompare(name,"tiff:34118") == 0)
2991       (void) TIFFSetField(tiff,34118,(uint32) GetStringInfoLength(profile),
2992         GetStringInfoDatum(profile));
2993     name=GetNextImageProfile(image);
2994   }
2995 }
2996
2997 static void TIFFSetProperties(TIFF *tiff,const ImageInfo *image_info,
2998   Image *image,ExceptionInfo *exception)
2999 {
3000   const char
3001     *value;
3002
3003   value=GetImageArtifact(image,"tiff:document");
3004   if (value != (const char *) NULL)
3005     (void) TIFFSetField(tiff,TIFFTAG_DOCUMENTNAME,value);
3006   value=GetImageArtifact(image,"tiff:hostcomputer");
3007   if (value != (const char *) NULL)
3008     (void) TIFFSetField(tiff,TIFFTAG_HOSTCOMPUTER,value);
3009   value=GetImageArtifact(image,"tiff:artist");
3010   if (value != (const char *) NULL)
3011     (void) TIFFSetField(tiff,TIFFTAG_ARTIST,value);
3012   value=GetImageArtifact(image,"tiff:timestamp");
3013   if (value != (const char *) NULL)
3014     (void) TIFFSetField(tiff,TIFFTAG_DATETIME,value);
3015   value=GetImageArtifact(image,"tiff:make");
3016   if (value != (const char *) NULL)
3017     (void) TIFFSetField(tiff,TIFFTAG_MAKE,value);
3018   value=GetImageArtifact(image,"tiff:model");
3019   if (value != (const char *) NULL)
3020     (void) TIFFSetField(tiff,TIFFTAG_MODEL,value);
3021   value=GetImageArtifact(image,"tiff:software");
3022   if (value != (const char *) NULL)
3023     (void) TIFFSetField(tiff,TIFFTAG_SOFTWARE,value);
3024   value=GetImageArtifact(image,"tiff:copyright");
3025   if (value != (const char *) NULL)
3026     (void) TIFFSetField(tiff,TIFFTAG_COPYRIGHT,value);
3027   value=GetImageArtifact(image,"kodak-33423");
3028   if (value != (const char *) NULL)
3029     (void) TIFFSetField(tiff,33423,value);
3030   value=GetImageArtifact(image,"kodak-36867");
3031   if (value != (const char *) NULL)
3032     (void) TIFFSetField(tiff,36867,value);
3033   value=GetImageProperty(image,"label",exception);
3034   if (value != (const char *) NULL)
3035     (void) TIFFSetField(tiff,TIFFTAG_PAGENAME,value);
3036   value=GetImageProperty(image,"comment",exception);
3037   if (value != (const char *) NULL)
3038     (void) TIFFSetField(tiff,TIFFTAG_IMAGEDESCRIPTION,value);
3039   value=GetImageArtifact(image,"tiff:subfiletype");
3040   if (value != (const char *) NULL)
3041     {
3042       if (LocaleCompare(value,"REDUCEDIMAGE") == 0)
3043         (void) TIFFSetField(tiff,TIFFTAG_SUBFILETYPE,FILETYPE_REDUCEDIMAGE);
3044       else
3045         if (LocaleCompare(value,"PAGE") == 0)
3046           (void) TIFFSetField(tiff,TIFFTAG_SUBFILETYPE,FILETYPE_PAGE);
3047         else
3048           if (LocaleCompare(value,"MASK") == 0)
3049             (void) TIFFSetField(tiff,TIFFTAG_SUBFILETYPE,FILETYPE_MASK);
3050     }
3051   else
3052     {
3053       uint16
3054         page,
3055         pages;
3056
3057       page=(uint16) image->scene;
3058       pages=(uint16) GetImageListLength(image);
3059       if ((image_info->adjoin != MagickFalse) && (pages > 1))
3060         (void) TIFFSetField(tiff,TIFFTAG_SUBFILETYPE,FILETYPE_PAGE);
3061       (void) TIFFSetField(tiff,TIFFTAG_PAGENUMBER,page,pages);
3062     }
3063 }
3064
3065 static void TIFFSetEXIFProperties(TIFF *tiff,Image *image,
3066   ExceptionInfo *exception)
3067 {
3068 #if defined(MAGICKCORE_HAVE_TIFFREADEXIFDIRECTORY)
3069   const char
3070     *value;
3071
3072   register ssize_t
3073     i;
3074
3075   uint32
3076     offset;
3077
3078   /*
3079     Write EXIF properties.
3080   */
3081   offset=0;
3082   (void) TIFFSetField(tiff,TIFFTAG_SUBIFD,1,&offset);
3083   for (i=0; exif_info[i].tag != 0; i++)
3084   {
3085     value=GetImageProperty(image,exif_info[i].property,exception);
3086     if (value == (const char *) NULL)
3087       continue;
3088     switch (exif_info[i].type)
3089     {
3090       case TIFF_ASCII:
3091       {
3092         (void) TIFFSetField(tiff,exif_info[i].tag,value);
3093         break;
3094       }
3095       case TIFF_SHORT:
3096       {
3097         uint16
3098           field;
3099
3100         field=(uint16) StringToLong(value);
3101         (void) TIFFSetField(tiff,exif_info[i].tag,field);
3102         break;
3103       }
3104       case TIFF_LONG:
3105       {
3106         uint16
3107           field;
3108
3109         field=(uint16) StringToLong(value);
3110         (void) TIFFSetField(tiff,exif_info[i].tag,field);
3111         break;
3112       }
3113       case TIFF_RATIONAL:
3114       case TIFF_SRATIONAL:
3115       {
3116         float
3117           field;
3118
3119         field=StringToDouble(value,(char **) NULL);
3120         (void) TIFFSetField(tiff,exif_info[i].tag,field);
3121         break;
3122       }
3123       default:
3124         break;
3125     }
3126   }
3127   /* (void) TIFFSetField(tiff,TIFFTAG_EXIFIFD,offset); */
3128 #else
3129   (void) tiff;
3130   (void) image;
3131 #endif
3132 }
3133
3134 static MagickBooleanType WriteTIFFImage(const ImageInfo *image_info,
3135   Image *image,ExceptionInfo *exception)
3136 {
3137   const char
3138     *mode,
3139     *option;
3140
3141   CompressionType
3142     compression;
3143
3144   EndianType
3145     endian_type;
3146
3147   MagickBooleanType
3148     debug,
3149     status;
3150
3151   MagickOffsetType
3152     scene;
3153
3154   QuantumInfo
3155     *quantum_info;
3156
3157   QuantumType
3158     quantum_type;
3159
3160   register ssize_t
3161     i;
3162
3163   size_t
3164     length;
3165
3166   ssize_t
3167     y;
3168
3169   TIFF
3170     *tiff;
3171
3172   TIFFInfo
3173     tiff_info;
3174
3175   uint16
3176     bits_per_sample,
3177     compress_tag,
3178     endian,
3179     photometric;
3180
3181   unsigned char
3182     *pixels;
3183
3184   /*
3185     Open TIFF file.
3186   */
3187   assert(image_info != (const ImageInfo *) NULL);
3188   assert(image_info->signature == MagickCoreSignature);
3189   assert(image != (Image *) NULL);
3190   assert(image->signature == MagickCoreSignature);
3191   if (image->debug != MagickFalse)
3192     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
3193   assert(exception != (ExceptionInfo *) NULL);
3194   assert(exception->signature == MagickCoreSignature);
3195   status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception);
3196   if (status == MagickFalse)
3197     return(status);
3198   (void) SetMagickThreadValue(tiff_exception,exception);
3199   endian_type=UndefinedEndian;
3200   option=GetImageOption(image_info,"tiff:endian");
3201   if (option != (const char *) NULL)
3202     {
3203       if (LocaleNCompare(option,"msb",3) == 0)
3204         endian_type=MSBEndian;
3205       if (LocaleNCompare(option,"lsb",3) == 0)
3206         endian_type=LSBEndian;;
3207     }
3208   switch (endian_type)
3209   {
3210     case LSBEndian: mode="wl"; break;
3211     case MSBEndian: mode="wb"; break;
3212     default: mode="w"; break;
3213   }
3214 #if defined(TIFF_VERSION_BIG)
3215   if (LocaleCompare(image_info->magick,"TIFF64") == 0)
3216     switch (endian_type)
3217     {
3218       case LSBEndian: mode="wl8"; break;
3219       case MSBEndian: mode="wb8"; break;
3220       default: mode="w8"; break;
3221     }
3222 #endif
3223   tiff=TIFFClientOpen(image->filename,mode,(thandle_t) image,TIFFReadBlob,
3224     TIFFWriteBlob,TIFFSeekBlob,TIFFCloseBlob,TIFFGetBlobSize,TIFFMapBlob,
3225     TIFFUnmapBlob);
3226   if (tiff == (TIFF *) NULL)
3227     return(MagickFalse);
3228   scene=0;
3229   debug=IsEventLogging();
3230   (void) debug;
3231   do
3232   {
3233     /*
3234       Initialize TIFF fields.
3235     */
3236     if ((image_info->type != UndefinedType) &&
3237         (image_info->type != OptimizeType))
3238       (void) SetImageType(image,image_info->type,exception);
3239     compression=UndefinedCompression;
3240     if (image->compression != JPEGCompression)
3241       compression=image->compression;
3242     if (image_info->compression != UndefinedCompression)
3243       compression=image_info->compression;
3244     switch (compression)
3245     {
3246       case FaxCompression:
3247       case Group4Compression:
3248       {
3249         (void) SetImageType(image,BilevelType,exception);
3250         (void) SetImageDepth(image,1,exception);
3251         break;
3252       }
3253       case JPEGCompression:
3254       {
3255         (void) SetImageStorageClass(image,DirectClass,exception);
3256         (void) SetImageDepth(image,8,exception);
3257         break;
3258       }
3259       default:
3260         break;
3261     }
3262     quantum_info=AcquireQuantumInfo(image_info,image);
3263     if (quantum_info == (QuantumInfo *) NULL)
3264       ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
3265     if ((image->storage_class != PseudoClass) && (image->depth >= 32) &&
3266         (quantum_info->format == UndefinedQuantumFormat) &&
3267         (IsHighDynamicRangeImage(image,exception) != MagickFalse))
3268       {
3269         status=SetQuantumFormat(image,quantum_info,FloatingPointQuantumFormat);
3270         if (status == MagickFalse)
3271           ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
3272       }
3273     if ((LocaleCompare(image_info->magick,"PTIF") == 0) &&
3274         (GetPreviousImageInList(image) != (Image *) NULL))
3275       (void) TIFFSetField(tiff,TIFFTAG_SUBFILETYPE,FILETYPE_REDUCEDIMAGE);
3276     if ((image->columns != (uint32) image->columns) ||
3277         (image->rows != (uint32) image->rows))
3278       ThrowWriterException(ImageError,"WidthOrHeightExceedsLimit");
3279     (void) TIFFSetField(tiff,TIFFTAG_IMAGELENGTH,(uint32) image->rows);
3280     (void) TIFFSetField(tiff,TIFFTAG_IMAGEWIDTH,(uint32) image->columns);
3281     switch (compression)
3282     {
3283       case FaxCompression:
3284       {
3285         compress_tag=COMPRESSION_CCITTFAX3;
3286         SetQuantumMinIsWhite(quantum_info,MagickTrue);
3287         break;
3288       }
3289       case Group4Compression:
3290       {
3291         compress_tag=COMPRESSION_CCITTFAX4;
3292         SetQuantumMinIsWhite(quantum_info,MagickTrue);
3293         break;
3294       }
3295 #if defined(COMPRESSION_JBIG)
3296       case JBIG1Compression:
3297       {
3298         compress_tag=COMPRESSION_JBIG;
3299         break;
3300       }
3301 #endif
3302       case JPEGCompression:
3303       {
3304         compress_tag=COMPRESSION_JPEG;
3305         break;
3306       }
3307 #if defined(COMPRESSION_LZMA)
3308       case LZMACompression:
3309       {
3310         compress_tag=COMPRESSION_LZMA;
3311         break;
3312       }
3313 #endif
3314       case LZWCompression:
3315       {
3316         compress_tag=COMPRESSION_LZW;
3317         break;
3318       }
3319       case RLECompression:
3320       {
3321         compress_tag=COMPRESSION_PACKBITS;
3322         break;
3323       }
3324       case ZipCompression:
3325       {
3326         compress_tag=COMPRESSION_ADOBE_DEFLATE;
3327         break;
3328       }
3329       case NoCompression:
3330       default:
3331       {
3332         compress_tag=COMPRESSION_NONE;
3333         break;
3334       }
3335     }
3336 #if defined(MAGICKCORE_HAVE_TIFFISCODECCONFIGURED) || (TIFFLIB_VERSION > 20040919)
3337     if ((compress_tag != COMPRESSION_NONE) &&
3338         (TIFFIsCODECConfigured(compress_tag) == 0))
3339       {
3340         (void) ThrowMagickException(exception,GetMagickModule(),CoderError,
3341           "CompressionNotSupported","`%s'",CommandOptionToMnemonic(
3342           MagickCompressOptions,(ssize_t) compression));
3343         compress_tag=COMPRESSION_NONE;
3344         compression=NoCompression;
3345       }
3346 #else
3347       switch (compress_tag)
3348       {
3349 #if defined(CCITT_SUPPORT)
3350         case COMPRESSION_CCITTFAX3:
3351         case COMPRESSION_CCITTFAX4:
3352 #endif
3353 #if defined(YCBCR_SUPPORT) && defined(JPEG_SUPPORT)
3354         case COMPRESSION_JPEG:
3355 #endif
3356 #if defined(LZMA_SUPPORT) && defined(COMPRESSION_LZMA)
3357         case COMPRESSION_LZMA:
3358 #endif
3359 #if defined(LZW_SUPPORT)
3360         case COMPRESSION_LZW:
3361 #endif
3362 #if defined(PACKBITS_SUPPORT)
3363         case COMPRESSION_PACKBITS:
3364 #endif
3365 #if defined(ZIP_SUPPORT)
3366         case COMPRESSION_ADOBE_DEFLATE:
3367 #endif
3368         case COMPRESSION_NONE:
3369           break;
3370         default:
3371         {
3372           (void) ThrowMagickException(exception,GetMagickModule(),CoderError,
3373             "CompressionNotSupported","`%s'",CommandOptionToMnemonic(
3374               MagickCompressOptions,(ssize_t) compression));
3375           compress_tag=COMPRESSION_NONE;
3376           compression=NoCompression;
3377           break;
3378         }
3379       }
3380 #endif
3381     if (image->colorspace == CMYKColorspace)
3382       {
3383         photometric=PHOTOMETRIC_SEPARATED;
3384         (void) TIFFSetField(tiff,TIFFTAG_SAMPLESPERPIXEL,4);
3385         (void) TIFFSetField(tiff,TIFFTAG_INKSET,INKSET_CMYK);
3386       }
3387     else
3388       {
3389         /*
3390           Full color TIFF raster.
3391         */
3392         if (image->colorspace == LabColorspace)
3393           {
3394             photometric=PHOTOMETRIC_CIELAB;
3395             EncodeLabImage(image,exception);
3396           }
3397         else
3398           if (image->colorspace == YCbCrColorspace)
3399             {
3400               photometric=PHOTOMETRIC_YCBCR;
3401               (void) TIFFSetField(tiff,TIFFTAG_YCBCRSUBSAMPLING,1,1);
3402               (void) SetImageStorageClass(image,DirectClass,exception);
3403               (void) SetImageDepth(image,8,exception);
3404             }
3405           else
3406             photometric=PHOTOMETRIC_RGB;
3407         (void) TIFFSetField(tiff,TIFFTAG_SAMPLESPERPIXEL,3);
3408         if ((image_info->type != TrueColorType) &&
3409             (image_info->type != TrueColorAlphaType))
3410           {
3411             if ((image_info->type != PaletteType) &&
3412                 (SetImageGray(image,exception) != MagickFalse))
3413               {
3414                 photometric=(uint16) (quantum_info->min_is_white !=
3415                   MagickFalse ? PHOTOMETRIC_MINISWHITE :
3416                   PHOTOMETRIC_MINISBLACK);
3417                 (void) TIFFSetField(tiff,TIFFTAG_SAMPLESPERPIXEL,1);
3418                 if ((image->depth == 1) &&
3419                     (image->alpha_trait == UndefinedPixelTrait))
3420                   SetImageMonochrome(image,exception);
3421               }
3422             else
3423               if (image->storage_class == PseudoClass)
3424                 {
3425                   size_t
3426                     depth;
3427
3428                   /*
3429                     Colormapped TIFF raster.
3430                   */
3431                   (void) TIFFSetField(tiff,TIFFTAG_SAMPLESPERPIXEL,1);
3432                   photometric=PHOTOMETRIC_PALETTE;
3433                   depth=1;
3434                   while ((GetQuantumRange(depth)+1) < image->colors)
3435                     depth<<=1;
3436                   status=SetQuantumDepth(image,quantum_info,depth);
3437                   if (status == MagickFalse)
3438                     ThrowWriterException(ResourceLimitError,
3439                       "MemoryAllocationFailed");
3440                 }
3441           }
3442       }
3443     (void) TIFFGetFieldDefaulted(tiff,TIFFTAG_FILLORDER,&endian);
3444     if ((compress_tag == COMPRESSION_CCITTFAX3) &&
3445         (photometric != PHOTOMETRIC_MINISWHITE))
3446       {
3447         compress_tag=COMPRESSION_NONE;
3448         endian=FILLORDER_MSB2LSB;
3449       }
3450     else
3451       if ((compress_tag == COMPRESSION_CCITTFAX4) &&
3452          (photometric != PHOTOMETRIC_MINISWHITE))
3453        {
3454          compress_tag=COMPRESSION_NONE;
3455          endian=FILLORDER_MSB2LSB;
3456        }
3457     option=GetImageOption(image_info,"tiff:fill-order");
3458     if (option != (const char *) NULL)
3459       {
3460         if (LocaleNCompare(option,"msb",3) == 0)
3461           endian=FILLORDER_MSB2LSB;
3462         if (LocaleNCompare(option,"lsb",3) == 0)
3463           endian=FILLORDER_LSB2MSB;
3464       }
3465     (void) TIFFSetField(tiff,TIFFTAG_COMPRESSION,compress_tag);
3466     (void) TIFFSetField(tiff,TIFFTAG_FILLORDER,endian);
3467     (void) TIFFSetField(tiff,TIFFTAG_BITSPERSAMPLE,quantum_info->depth);
3468     if (image->alpha_trait != UndefinedPixelTrait)
3469       {
3470         uint16
3471           extra_samples,
3472           sample_info[1],
3473           samples_per_pixel;
3474
3475         /*
3476           TIFF has a matte channel.
3477         */
3478         extra_samples=1;
3479         sample_info[0]=EXTRASAMPLE_UNASSALPHA;
3480         option=GetImageOption(image_info,"tiff:alpha");
3481         if (option != (const char *) NULL)
3482           {
3483             if (LocaleCompare(option,"associated") == 0)
3484               sample_info[0]=EXTRASAMPLE_ASSOCALPHA;
3485             else
3486               if (LocaleCompare(option,"unspecified") == 0)
3487                 sample_info[0]=EXTRASAMPLE_UNSPECIFIED;
3488           }
3489         (void) TIFFGetFieldDefaulted(tiff,TIFFTAG_SAMPLESPERPIXEL,
3490           &samples_per_pixel);
3491         (void) TIFFSetField(tiff,TIFFTAG_SAMPLESPERPIXEL,samples_per_pixel+1);
3492         (void) TIFFSetField(tiff,TIFFTAG_EXTRASAMPLES,extra_samples,
3493           &sample_info);
3494         if (sample_info[0] == EXTRASAMPLE_ASSOCALPHA)
3495           SetQuantumAlphaType(quantum_info,AssociatedQuantumAlpha);
3496       }
3497     (void) TIFFSetField(tiff,TIFFTAG_PHOTOMETRIC,photometric);
3498     switch (quantum_info->format)
3499     {
3500       case FloatingPointQuantumFormat:
3501       {
3502         (void) TIFFSetField(tiff,TIFFTAG_SAMPLEFORMAT,SAMPLEFORMAT_IEEEFP);
3503         (void) TIFFSetField(tiff,TIFFTAG_SMINSAMPLEVALUE,quantum_info->minimum);
3504         (void) TIFFSetField(tiff,TIFFTAG_SMAXSAMPLEVALUE,quantum_info->maximum);
3505         break;
3506       }
3507       case SignedQuantumFormat:
3508       {
3509         (void) TIFFSetField(tiff,TIFFTAG_SAMPLEFORMAT,SAMPLEFORMAT_INT);
3510         break;
3511       }
3512       case UnsignedQuantumFormat:
3513       {
3514         (void) TIFFSetField(tiff,TIFFTAG_SAMPLEFORMAT,SAMPLEFORMAT_UINT);
3515         break;
3516       }
3517       default:
3518         break;
3519     }
3520     (void) TIFFSetField(tiff,TIFFTAG_ORIENTATION,ORIENTATION_TOPLEFT);
3521     (void) TIFFSetField(tiff,TIFFTAG_PLANARCONFIG,PLANARCONFIG_CONTIG);
3522     if (photometric == PHOTOMETRIC_RGB)
3523       if ((image_info->interlace == PlaneInterlace) ||
3524           (image_info->interlace == PartitionInterlace))
3525         (void) TIFFSetField(tiff,TIFFTAG_PLANARCONFIG,PLANARCONFIG_SEPARATE);
3526     switch (compress_tag)
3527     {
3528       case COMPRESSION_JPEG:
3529       {
3530 #if defined(JPEG_SUPPORT)
3531
3532
3533         if (image_info->quality != UndefinedCompressionQuality)
3534           (void) TIFFSetField(tiff,TIFFTAG_JPEGQUALITY,image_info->quality);
3535         (void) TIFFSetField(tiff,TIFFTAG_JPEGCOLORMODE,JPEGCOLORMODE_RAW);
3536         if (IssRGBCompatibleColorspace(image->colorspace) != MagickFalse)
3537           {
3538             const char
3539               *value;
3540
3541             (void) TIFFSetField(tiff,TIFFTAG_JPEGCOLORMODE,JPEGCOLORMODE_RGB);
3542             if (image->colorspace == YCbCrColorspace)
3543               {
3544                 const char
3545                   *sampling_factor;
3546
3547                 GeometryInfo
3548                   geometry_info;
3549
3550                 MagickStatusType
3551                   flags;
3552
3553                 sampling_factor=(const char *) NULL;
3554                 value=GetImageProperty(image,"jpeg:sampling-factor",exception);
3555                 if (value != (char *) NULL)
3556                   {
3557                     sampling_factor=value;
3558                     if (image->debug != MagickFalse)
3559                       (void) LogMagickEvent(CoderEvent,GetMagickModule(),
3560                         "  Input sampling-factors=%s",sampling_factor);
3561                   }
3562                 if (image_info->sampling_factor != (char *) NULL)
3563                   sampling_factor=image_info->sampling_factor;
3564                 if (sampling_factor != (const char *) NULL)
3565                   {
3566                     flags=ParseGeometry(sampling_factor,&geometry_info);
3567                     if ((flags & SigmaValue) == 0)
3568                       geometry_info.sigma=geometry_info.rho;
3569                     (void) TIFFSetField(tiff,TIFFTAG_YCBCRSUBSAMPLING,(uint16)
3570                       geometry_info.rho,(uint16) geometry_info.sigma);
3571                   }
3572                 }
3573           }
3574         (void) TIFFGetFieldDefaulted(tiff,TIFFTAG_BITSPERSAMPLE,
3575           &bits_per_sample);
3576         if (bits_per_sample == 12)
3577           (void) TIFFSetField(tiff,TIFFTAG_JPEGTABLESMODE,JPEGTABLESMODE_QUANT);
3578 #endif
3579         break;
3580       }
3581       case COMPRESSION_ADOBE_DEFLATE:
3582       {
3583         (void) TIFFGetFieldDefaulted(tiff,TIFFTAG_BITSPERSAMPLE,
3584           &bits_per_sample);
3585         if (((photometric == PHOTOMETRIC_RGB) ||
3586              (photometric == PHOTOMETRIC_MINISBLACK)) &&
3587             ((bits_per_sample == 8) || (bits_per_sample == 16)))
3588           (void) TIFFSetField(tiff,TIFFTAG_PREDICTOR,PREDICTOR_HORIZONTAL);
3589         (void) TIFFSetField(tiff,TIFFTAG_ZIPQUALITY,(long) (
3590           image_info->quality == UndefinedCompressionQuality ? 7 :
3591           MagickMin((ssize_t) image_info->quality/10,9)));
3592         break;
3593       }
3594       case COMPRESSION_CCITTFAX3:
3595       {
3596         /*
3597           Byte-aligned EOL.
3598         */
3599         (void) TIFFSetField(tiff,TIFFTAG_GROUP3OPTIONS,4);
3600         break;
3601       }
3602       case COMPRESSION_CCITTFAX4:
3603         break;
3604 #if defined(LZMA_SUPPORT) && defined(COMPRESSION_LZMA)
3605       case COMPRESSION_LZMA:
3606       {
3607         if (((photometric == PHOTOMETRIC_RGB) ||
3608              (photometric == PHOTOMETRIC_MINISBLACK)) &&
3609             ((bits_per_sample == 8) || (bits_per_sample == 16)))
3610           (void) TIFFSetField(tiff,TIFFTAG_PREDICTOR,PREDICTOR_HORIZONTAL);
3611         (void) TIFFSetField(tiff,TIFFTAG_LZMAPRESET,(long) (
3612           image_info->quality == UndefinedCompressionQuality ? 7 :
3613           MagickMin((ssize_t) image_info->quality/10,9)));
3614         break;
3615       }
3616 #endif
3617       case COMPRESSION_LZW:
3618       {
3619         (void) TIFFGetFieldDefaulted(tiff,TIFFTAG_BITSPERSAMPLE,
3620           &bits_per_sample);
3621         if (((photometric == PHOTOMETRIC_RGB) ||
3622              (photometric == PHOTOMETRIC_MINISBLACK)) &&
3623             ((bits_per_sample == 8) || (bits_per_sample == 16)))
3624           (void) TIFFSetField(tiff,TIFFTAG_PREDICTOR,PREDICTOR_HORIZONTAL);
3625         break;
3626       }
3627       default:
3628         break;
3629     }
3630     if ((image->resolution.x != 0.0) && (image->resolution.y != 0.0))
3631       {
3632         unsigned short
3633           units;
3634
3635         /*
3636           Set image resolution.
3637         */
3638         units=RESUNIT_NONE;
3639         if (image->units == PixelsPerInchResolution)
3640           units=RESUNIT_INCH;
3641         if (image->units == PixelsPerCentimeterResolution)
3642           units=RESUNIT_CENTIMETER;
3643         (void) TIFFSetField(tiff,TIFFTAG_RESOLUTIONUNIT,(uint16) units);
3644         (void) TIFFSetField(tiff,TIFFTAG_XRESOLUTION,image->resolution.x);
3645         (void) TIFFSetField(tiff,TIFFTAG_YRESOLUTION,image->resolution.y);
3646         if ((image->page.x < 0) || (image->page.y < 0))
3647           (void) ThrowMagickException(exception,GetMagickModule(),CoderError,
3648             "TIFF: negative image positions unsupported","%s",image->filename);
3649         if ((image->page.x > 0) && (image->resolution.x > 0.0))
3650           {
3651             /*
3652               Set horizontal image position.
3653             */
3654             (void) TIFFSetField(tiff,TIFFTAG_XPOSITION,(float) image->page.x/
3655               image->resolution.x);
3656           }
3657         if ((image->page.y > 0) && (image->resolution.y > 0.0))
3658           {
3659             /*
3660               Set vertical image position.
3661             */
3662             (void) TIFFSetField(tiff,TIFFTAG_YPOSITION,(float) image->page.y/
3663               image->resolution.y);
3664           }
3665       }
3666     if (image->chromaticity.white_point.x != 0.0)
3667       {
3668         float
3669           chromaticity[6];
3670
3671         /*
3672           Set image chromaticity.
3673         */
3674         chromaticity[0]=(float) image->chromaticity.red_primary.x;
3675         chromaticity[1]=(float) image->chromaticity.red_primary.y;
3676         chromaticity[2]=(float) image->chromaticity.green_primary.x;
3677         chromaticity[3]=(float) image->chromaticity.green_primary.y;
3678         chromaticity[4]=(float) image->chromaticity.blue_primary.x;
3679         chromaticity[5]=(float) image->chromaticity.blue_primary.y;
3680         (void) TIFFSetField(tiff,TIFFTAG_PRIMARYCHROMATICITIES,chromaticity);
3681         chromaticity[0]=(float) image->chromaticity.white_point.x;
3682         chromaticity[1]=(float) image->chromaticity.white_point.y;
3683         (void) TIFFSetField(tiff,TIFFTAG_WHITEPOINT,chromaticity);
3684       }
3685     if ((LocaleCompare(image_info->magick,"PTIF") != 0) &&
3686         (image_info->adjoin != MagickFalse) && (GetImageListLength(image) > 1))
3687       {
3688         (void) TIFFSetField(tiff,TIFFTAG_SUBFILETYPE,FILETYPE_PAGE);
3689         if (image->scene != 0)
3690           (void) TIFFSetField(tiff,TIFFTAG_PAGENUMBER,(uint16) image->scene,
3691             GetImageListLength(image));
3692       }
3693     if (image->orientation != UndefinedOrientation)
3694       (void) TIFFSetField(tiff,TIFFTAG_ORIENTATION,(uint16) image->orientation);
3695     (void) TIFFSetProfiles(tiff,image);
3696     {
3697       uint16
3698         page,
3699         pages;
3700
3701       page=(uint16) scene;
3702       pages=(uint16) GetImageListLength(image);
3703       if ((LocaleCompare(image_info->magick,"PTIF") != 0) &&
3704           (image_info->adjoin != MagickFalse) && (pages > 1))
3705         (void) TIFFSetField(tiff,TIFFTAG_SUBFILETYPE,FILETYPE_PAGE);
3706       (void) TIFFSetField(tiff,TIFFTAG_PAGENUMBER,page,pages);
3707     }
3708     (void) TIFFSetProperties(tiff,image_info,image,exception);
3709 DisableMSCWarning(4127)
3710     if (0)
3711 RestoreMSCWarning
3712       (void) TIFFSetEXIFProperties(tiff,image,exception);
3713     /*
3714       Write image scanlines.
3715     */
3716     if (GetTIFFInfo(image_info,tiff,&tiff_info) == MagickFalse)
3717       ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
3718     quantum_info->endian=LSBEndian;
3719     pixels=(unsigned char *) GetQuantumPixels(quantum_info);
3720     tiff_info.scanline=(unsigned char *) GetQuantumPixels(quantum_info);
3721     switch (photometric)
3722     {
3723       case PHOTOMETRIC_CIELAB:
3724       case PHOTOMETRIC_YCBCR:
3725       case PHOTOMETRIC_RGB:
3726       {
3727         /*
3728           RGB TIFF image.
3729         */
3730         switch (image_info->interlace)
3731         {
3732           case NoInterlace:
3733           default:
3734           {
3735             quantum_type=RGBQuantum;
3736             if (image->alpha_trait != UndefinedPixelTrait)
3737               quantum_type=RGBAQuantum;
3738             for (y=0; y < (ssize_t) image->rows; y++)
3739             {
3740               register const Quantum
3741                 *magick_restrict p;
3742
3743               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
3744               if (p == (const Quantum *) NULL)
3745                 break;
3746               length=ExportQuantumPixels(image,(CacheView *) NULL,quantum_info,
3747                 quantum_type,pixels,exception);
3748               (void) length;
3749               if (TIFFWritePixels(tiff,&tiff_info,y,0,image) == -1)
3750                 break;
3751               if (image->previous == (Image *) NULL)
3752                 {
3753                   status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
3754                     y,image->rows);
3755                   if (status == MagickFalse)
3756                     break;
3757                 }
3758             }
3759             break;
3760           }
3761           case PlaneInterlace:
3762           case PartitionInterlace:
3763           {
3764             /*
3765               Plane interlacing:  RRRRRR...GGGGGG...BBBBBB...
3766             */
3767             for (y=0; y < (ssize_t) image->rows; y++)
3768             {
3769               register const Quantum
3770                 *magick_restrict p;
3771
3772               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
3773               if (p == (const Quantum *) NULL)
3774                 break;
3775               length=ExportQuantumPixels(image,(CacheView *) NULL,quantum_info,
3776                 RedQuantum,pixels,exception);
3777               if (TIFFWritePixels(tiff,&tiff_info,y,0,image) == -1)
3778                 break;
3779             }
3780             if (image->previous == (Image *) NULL)
3781               {
3782                 status=SetImageProgress(image,SaveImageTag,100,400);
3783                 if (status == MagickFalse)
3784                   break;
3785               }
3786             for (y=0; y < (ssize_t) image->rows; y++)
3787             {
3788               register const Quantum
3789                 *magick_restrict p;
3790
3791               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
3792               if (p == (const Quantum *) NULL)
3793                 break;
3794               length=ExportQuantumPixels(image,(CacheView *) NULL,quantum_info,
3795                 GreenQuantum,pixels,exception);
3796               if (TIFFWritePixels(tiff,&tiff_info,y,1,image) == -1)
3797                 break;
3798             }
3799             if (image->previous == (Image *) NULL)
3800               {
3801                 status=SetImageProgress(image,SaveImageTag,200,400);
3802                 if (status == MagickFalse)
3803                   break;
3804               }
3805             for (y=0; y < (ssize_t) image->rows; y++)
3806             {
3807               register const Quantum
3808                 *magick_restrict p;
3809
3810               p=GetVirtualPixels(image,0,y,image->columns,1,exception);
3811               if (p == (const Quantum *) NULL)
3812                 break;
3813               length=ExportQuantumPixels(image,(CacheView *) NULL,quantum_info,
3814                 BlueQuantum,pixels,exception);
3815               if (TIFFWritePixels(tiff,&tiff_info,y,2,image) == -1)
3816                 break;
3817             }
3818             if (image->previous == (Image *) NULL)
3819               {
3820                 status=SetImageProgress(image,SaveImageTag,300,400);
3821                 if (status == MagickFalse)
3822                   break;
3823               }
3824             if (image->alpha_trait != UndefinedPixelTrait)
3825               for (y=0; y < (ssize_t) image->rows; y++)
3826               {
3827                 register const Quantum
3828                   *magick_restrict p;
3829
3830                 p=GetVirtualPixels(image,0,y,image->columns,1,exception);
3831                 if (p == (const Quantum *) NULL)
3832                   break;
3833                 length=ExportQuantumPixels(image,(CacheView *) NULL,
3834                   quantum_info,AlphaQuantum,pixels,exception);
3835                 if (TIFFWritePixels(tiff,&tiff_info,y,3,image) == -1)
3836                   break;
3837               }
3838             if (image->previous == (Image *) NULL)
3839               {
3840                 status=SetImageProgress(image,SaveImageTag,400,400);
3841                 if (status == MagickFalse)
3842                   break;
3843               }
3844             break;
3845           }
3846         }
3847         break;
3848       }
3849       case PHOTOMETRIC_SEPARATED:
3850       {
3851         /*
3852           CMYK TIFF image.
3853         */
3854         quantum_type=CMYKQuantum;
3855         if (image->alpha_trait != UndefinedPixelTrait)
3856           quantum_type=CMYKAQuantum;
3857         if (image->colorspace != CMYKColorspace)
3858           (void) TransformImageColorspace(image,CMYKColorspace,exception);
3859         for (y=0; y < (ssize_t) image->rows; y++)
3860         {
3861           register const Quantum
3862             *magick_restrict p;
3863
3864           p=GetVirtualPixels(image,0,y,image->columns,1,exception);
3865           if (p == (const Quantum *) NULL)
3866             break;
3867           length=ExportQuantumPixels(image,(CacheView *) NULL,quantum_info,
3868             quantum_type,pixels,exception);
3869           if (TIFFWritePixels(tiff,&tiff_info,y,0,image) == -1)
3870             break;
3871           if (image->previous == (Image *) NULL)
3872             {
3873               status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y,
3874                 image->rows);
3875               if (status == MagickFalse)
3876                 break;
3877             }
3878         }
3879         break;
3880       }
3881       case PHOTOMETRIC_PALETTE:
3882       {
3883         uint16
3884           *blue,
3885           *green,
3886           *red;
3887
3888         /*
3889           Colormapped TIFF image.
3890         */
3891         red=(uint16 *) AcquireQuantumMemory(65536,sizeof(*red));
3892         green=(uint16 *) AcquireQuantumMemory(65536,sizeof(*green));
3893         blue=(uint16 *) AcquireQuantumMemory(65536,sizeof(*blue));
3894         if ((red == (uint16 *) NULL) || (green == (uint16 *) NULL) ||
3895             (blue == (uint16 *) NULL))
3896           ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
3897         /*
3898           Initialize TIFF colormap.
3899         */
3900         (void) ResetMagickMemory(red,0,65536*sizeof(*red));
3901         (void) ResetMagickMemory(green,0,65536*sizeof(*green));
3902         (void) ResetMagickMemory(blue,0,65536*sizeof(*blue));
3903         for (i=0; i < (ssize_t) image->colors; i++)
3904         {
3905           red[i]=ScaleQuantumToShort(image->colormap[i].red);
3906           green[i]=ScaleQuantumToShort(image->colormap[i].green);
3907           blue[i]=ScaleQuantumToShort(image->colormap[i].blue);
3908         }
3909         (void) TIFFSetField(tiff,TIFFTAG_COLORMAP,red,green,blue);
3910         red=(uint16 *) RelinquishMagickMemory(red);
3911         green=(uint16 *) RelinquishMagickMemory(green);
3912         blue=(uint16 *) RelinquishMagickMemory(blue);
3913       }
3914       default:
3915       {
3916         /*
3917           Convert PseudoClass packets to contiguous grayscale scanlines.
3918         */
3919         quantum_type=IndexQuantum;
3920         if (image->alpha_trait != UndefinedPixelTrait)
3921           {
3922             if (photometric != PHOTOMETRIC_PALETTE)
3923               quantum_type=GrayAlphaQuantum;
3924             else
3925               quantum_type=IndexAlphaQuantum;
3926            }
3927          else
3928            if (photometric != PHOTOMETRIC_PALETTE)
3929              quantum_type=GrayQuantum;
3930         for (y=0; y < (ssize_t) image->rows; y++)
3931         {
3932           register const Quantum
3933             *magick_restrict p;
3934
3935           p=GetVirtualPixels(image,0,y,image->columns,1,exception);
3936           if (p == (const Quantum *) NULL)
3937             break;
3938           length=ExportQuantumPixels(image,(CacheView *) NULL,quantum_info,
3939             quantum_type,pixels,exception);
3940           if (TIFFWritePixels(tiff,&tiff_info,y,0,image) == -1)
3941             break;
3942           if (image->previous == (Image *) NULL)
3943             {
3944               status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y,
3945                 image->rows);
3946               if (status == MagickFalse)
3947                 break;
3948             }
3949         }
3950         break;
3951       }
3952     }
3953     quantum_info=DestroyQuantumInfo(quantum_info);
3954     if (image->colorspace == LabColorspace)
3955       DecodeLabImage(image,exception);
3956     DestroyTIFFInfo(&tiff_info);
3957 DisableMSCWarning(4127)
3958     if (0 && (image_info->verbose != MagickFalse))
3959 RestoreMSCWarning
3960       TIFFPrintDirectory(tiff,stdout,MagickFalse);
3961     (void) TIFFWriteDirectory(tiff);
3962     image=SyncNextImageInList(image);
3963     if (image == (Image *) NULL)
3964       break;
3965     status=SetImageProgress(image,SaveImagesTag,scene++,
3966       GetImageListLength(image));
3967     if (status == MagickFalse)
3968       break;
3969   } while (image_info->adjoin != MagickFalse);
3970   TIFFClose(tiff);
3971   return(MagickTrue);
3972 }
3973 #endif