granicus.if.org Git - imagemagick/blob - MagickCore/identify.c

   1 /*
   2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   3 %                                                                             %
   4 %                                                                             %
   5 %                                                                             %
   6 %           IIIII  DDDD   EEEEE  N   N  TTTTT  IIIII  FFFFF  Y   Y            %
   7 %             I    D   D  E      NN  N    T      I    F       Y Y             %
   8 %             I    D   D  EEE    N N N    T      I    FFF      Y              %
   9 %             I    D   D  E      N  NN    T      I    F        Y              %
  10 %           IIIII  DDDD   EEEEE  N   N    T    IIIII  F        Y              %
  11 %                                                                             %
  12 %                                                                             %
  13 %               Identify an Image Format and Characteristics.                 %
  14 %                                                                             %
  15 %                           Software Design                                   %
  16 %                             John Cristy                                     %
  17 %                            September 1994                                   %
  18 %                                                                             %
  19 %                                                                             %
  20 %  Copyright 1999-2008 ImageMagick Studio LLC, a non-profit organization      %
  21 %  dedicated to making software imaging solutions freely available.           %
  22 %                                                                             %
  23 %  You may not use this file except in compliance with the License.  You may  %
  24 %  obtain a copy of the License at                                            %
  25 %                                                                             %
  26 %    http://www.imagemagick.org/script/license.php                            %
  27 %                                                                             %
  28 %  Unless required by applicable law or agreed to in writing, software        %
  29 %  distributed under the License is distributed on an "AS IS" BASIS,          %
  30 %  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   %
  31 %  See the License for the specific language governing permissions and        %
  32 %  limitations under the License.                                             %
  33 %                                                                             %
  34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  35 %
  36 %  Identify describes the format and characteristics of one or more image
  37 %  files.  It will also report if an image is incomplete or corrupt.
  38 %
  39 %
  40 */
  41 \f
  42 /*
  43   Include declarations.
  44 */
  45 #include "MagickCore/studio.h"
  46 #include "MagickCore/annotate.h"
  47 #include "MagickCore/artifact.h"
  48 #include "MagickCore/attribute.h"
  49 #include "MagickCore/blob.h"
  50 #include "MagickCore/cache.h"
  51 #include "MagickCore/client.h"
  52 #include "MagickCore/coder.h"
  53 #include "MagickCore/color.h"
  54 #include "MagickCore/configure.h"
  55 #include "MagickCore/constitute.h"
  56 #include "MagickCore/decorate.h"
  57 #include "MagickCore/delegate.h"
  58 #include "MagickCore/draw.h"
  59 #include "MagickCore/effect.h"
  60 #include "MagickCore/exception.h"
  61 #include "MagickCore/exception-private.h"
  62 #include "MagickCore/feature.h"
  63 #include "MagickCore/gem.h"
  64 #include "MagickCore/geometry.h"
  65 #include "MagickCore/histogram.h"
  66 #include "MagickCore/identify.h"
  67 #include "MagickCore/image.h"
  68 #include "MagickCore/image-private.h"
  69 #include "MagickCore/list.h"
  70 #include "MagickCore/locale_.h"
  71 #include "MagickCore/log.h"
  72 #include "MagickCore/magic.h"
  73 #include "MagickCore/magick.h"
  74 #include "MagickCore/memory_.h"
  75 #include "MagickCore/module.h"
  76 #include "MagickCore/monitor.h"
  77 #include "MagickCore/montage.h"
  78 #include "MagickCore/option.h"
  79 #include "MagickCore/pixel-accessor.h"
  80 #include "MagickCore/prepress.h"
  81 #include "MagickCore/profile.h"
  82 #include "MagickCore/property.h"
  83 #include "MagickCore/quantize.h"
  84 #include "MagickCore/quantum.h"
  85 #include "MagickCore/random_.h"
  86 #include "MagickCore/registry.h"
  87 #include "MagickCore/resize.h"
  88 #include "MagickCore/resource_.h"
  89 #include "MagickCore/signature.h"
  90 #include "MagickCore/statistic.h"
  91 #include "MagickCore/string_.h"
  92 #include "MagickCore/string-private.h"
  93 #include "MagickCore/timer.h"
  94 #include "MagickCore/utility.h"
  95 #include "MagickCore/version.h"
  96 #if defined(MAGICKCORE_LCMS_DELEGATE)
  97 #if defined(MAGICKCORE_HAVE_LCMS_LCMS2_H)
  98 #include <lcms/lcms2.h>
  99 #elif defined(MAGICKCORE_HAVE_LCMS2_H)
 100 #include "lcms2.h"
 101 #elif defined(MAGICKCORE_HAVE_LCMS_LCMS_H)
 102 #include <lcms/lcms.h>
 103 #else
 104 #include "lcms.h"
 105 #endif
 106 #endif
 107 \f
 108 /*
 109   Define declarations.
 110 */
 111 #if defined(MAGICKCORE_LCMS_DELEGATE)
 112 #if defined(LCMS_VERSION) && (LCMS_VERSION < 2000)
 113 #define cmsUInt32Number  DWORD
 114 #endif
 115 #endif
 116 \f
 117 /*
 118 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 119 %                                                                             %
 120 %                                                                             %
 121 %                                                                             %
 122 %   I d e n t i f y I m a g e                                                 %
 123 %                                                                             %
 124 %                                                                             %
 125 %                                                                             %
 126 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 127 %
 128 %  IdentifyImage() identifies an image by printing its attributes to the file.
 129 %  Attributes include the image width, height, size, and others.
 130 %
 131 %  The format of the IdentifyImage method is:
 132 %
 133 %      MagickBooleanType IdentifyImage(Image *image,FILE *file,
 134 %        const MagickBooleanType verbose,ExceptionInfo *exception)
 135 %
 136 %  A description of each parameter follows:
 137 %
 138 %    o image: the image.
 139 %
 140 %    o file: the file, typically stdout.
 141 %
 142 %    o verbose: A value other than zero prints more detailed information
 143 %      about the image.
 144 %
 145 %    o exception: return any errors or warnings in this structure.
 146 %
 147 */
 148
 149 static ssize_t PrintChannelFeatures(FILE *file,const ChannelType channel,
 150   const char *name,const ChannelFeatures *channel_features)
 151 {
 152 #define PrintFeature(feature) \
 153   GetMagickPrecision(),(feature)[0], \
 154   GetMagickPrecision(),(feature)[1], \
 155   GetMagickPrecision(),(feature)[2], \
 156   GetMagickPrecision(),(feature)[3], \
 157   GetMagickPrecision(),((feature)[0]+(feature)[1]+(feature)[2]+(feature)[3])/4.0 \
 158
 159 #define FeaturesFormat "    %s:\n" \
 160   "      Angular Second Moment:\n" \
 161   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 162   "      Contrast:\n" \
 163   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 164   "      Correlation:\n" \
 165   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 166   "      Sum of Squares: Variance:\n" \
 167   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 168   "      Inverse Difference Moment:\n" \
 169   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 170   "      Sum Average:\n" \
 171   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 172   "      Sum Variance:\n" \
 173   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 174   "      Sum Entropy:\n" \
 175   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 176   "      Entropy:\n" \
 177   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 178   "      Difference Variance:\n" \
 179   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 180   "      Difference Entropy:\n" \
 181   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 182   "      Information Measure of Correlation 1:\n" \
 183   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 184   "      Information Measure of Correlation 2:\n" \
 185   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 186   "      Maximum Correlation Coefficient:\n" \
 187   "        %.*g, %.*g, %.*g, %.*g, %.*g\n"
 188
 189   ssize_t
 190     n;
 191
 192   n=FormatLocaleFile(file,FeaturesFormat,name,
 193     PrintFeature(channel_features[channel].angular_second_moment),
 194     PrintFeature(channel_features[channel].contrast),
 195     PrintFeature(channel_features[channel].correlation),
 196     PrintFeature(channel_features[channel].variance_sum_of_squares),
 197     PrintFeature(channel_features[channel].inverse_difference_moment),
 198     PrintFeature(channel_features[channel].sum_average),
 199     PrintFeature(channel_features[channel].sum_variance),
 200     PrintFeature(channel_features[channel].sum_entropy),
 201     PrintFeature(channel_features[channel].entropy),
 202     PrintFeature(channel_features[channel].difference_variance),
 203     PrintFeature(channel_features[channel].difference_entropy),
 204     PrintFeature(channel_features[channel].measure_of_correlation_1),
 205     PrintFeature(channel_features[channel].measure_of_correlation_2),
 206     PrintFeature(channel_features[channel].maximum_correlation_coefficient));
 207   return(n);
 208 }
 209
 210 static ssize_t PrintChannelStatistics(FILE *file,const ChannelType channel,
 211   const char *name,const double scale,
 212   const ChannelStatistics *channel_statistics)
 213 {
 214 #define StatisticsFormat "    %s:\n      min: " QuantumFormat  \
 215   " (%g)\n      max: " QuantumFormat " (%g)\n"  \
 216   "      mean: %g (%g)\n      standard deviation: %g (%g)\n"  \
 217   "      kurtosis: %g\n      skewness: %g\n"
 218
 219   ssize_t
 220     n;
 221
 222   n=FormatLocaleFile(file,StatisticsFormat,name,ClampToQuantum(scale*
 223     channel_statistics[channel].minima),channel_statistics[channel].minima/
 224     (double) QuantumRange,ClampToQuantum(scale*
 225     channel_statistics[channel].maxima),channel_statistics[channel].maxima/
 226     (double) QuantumRange,scale*channel_statistics[channel].mean,
 227     channel_statistics[channel].mean/(double) QuantumRange,scale*
 228     channel_statistics[channel].standard_deviation,
 229     channel_statistics[channel].standard_deviation/(double) QuantumRange,
 230     channel_statistics[channel].kurtosis,channel_statistics[channel].skewness);
 231   return(n);
 232 }
 233
 234 MagickExport MagickBooleanType IdentifyImage(Image *image,FILE *file,
 235   const MagickBooleanType verbose,ExceptionInfo *exception)
 236 {
 237   char
 238     color[MaxTextExtent],
 239     format[MaxTextExtent],
 240     key[MaxTextExtent];
 241
 242   ChannelFeatures
 243     *channel_features;
 244
 245   ChannelStatistics
 246     *channel_statistics;
 247
 248   ColorspaceType
 249     colorspace;
 250
 251   const char
 252     *artifact,
 253     *name,
 254     *property,
 255     *registry,
 256     *value;
 257
 258   const MagickInfo
 259     *magick_info;
 260
 261   double
 262     elapsed_time,
 263     user_time;
 264
 265   ImageType
 266     type;
 267
 268   MagickBooleanType
 269     ping;
 270
 271   register const Quantum
 272     *p;
 273
 274   register ssize_t
 275     i,
 276     x;
 277
 278   size_t
 279     distance,
 280     scale;
 281
 282   ssize_t
 283     y;
 284
 285   assert(image != (Image *) NULL);
 286   assert(image->signature == MagickSignature);
 287   if (image->debug != MagickFalse)
 288     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
 289   if (file == (FILE *) NULL)
 290     file=stdout;
 291   *format='\0';
 292   elapsed_time=GetElapsedTime(&image->timer);
 293   user_time=GetUserTime(&image->timer);
 294   GetTimerInfo(&image->timer);
 295   if (verbose == MagickFalse)
 296     {
 297       /*
 298         Display summary info about the image.
 299       */
 300       if (*image->magick_filename != '\0')
 301         if (LocaleCompare(image->magick_filename,image->filename) != 0)
 302           (void) FormatLocaleFile(file,"%s=>",image->magick_filename);
 303        if ((GetPreviousImageInList(image) == (Image *) NULL) &&
 304            (GetNextImageInList(image) == (Image *) NULL) &&
 305            (image->scene == 0))
 306         (void) FormatLocaleFile(file,"%s ",image->filename);
 307       else
 308         (void) FormatLocaleFile(file,"%s[%.20g] ",image->filename,(double)
 309           image->scene);
 310       (void) FormatLocaleFile(file,"%s ",image->magick);
 311       if ((image->magick_columns != 0) || (image->magick_rows != 0))
 312         if ((image->magick_columns != image->columns) ||
 313             (image->magick_rows != image->rows))
 314           (void) FormatLocaleFile(file,"%.20gx%.20g=>",(double)
 315             image->magick_columns,(double) image->magick_rows);
 316       (void) FormatLocaleFile(file,"%.20gx%.20g ",(double) image->columns,
 317         (double) image->rows);
 318       if ((image->page.width != 0) || (image->page.height != 0) ||
 319           (image->page.x != 0) || (image->page.y != 0))
 320         (void) FormatLocaleFile(file,"%.20gx%.20g%+.20g%+.20g ",(double)
 321           image->page.width,(double) image->page.height,(double) image->page.x,
 322           (double) image->page.y);
 323       (void) FormatLocaleFile(file,"%.20g-bit ",(double) image->depth);
 324       if (image->type != UndefinedType)
 325         (void) FormatLocaleFile(file,"%s ",CommandOptionToMnemonic(
 326           MagickTypeOptions,(ssize_t) image->type));
 327       if (image->storage_class == DirectClass)
 328         {
 329           (void) FormatLocaleFile(file,"DirectClass ");
 330           if (image->total_colors != 0)
 331             {
 332               (void) FormatMagickSize(image->total_colors,MagickFalse,format);
 333               (void) FormatLocaleFile(file,"%s ",format);
 334             }
 335         }
 336       else
 337         if (image->total_colors <= image->colors)
 338           (void) FormatLocaleFile(file,"PseudoClass %.20gc ",(double)
 339             image->colors);
 340         else
 341           (void) FormatLocaleFile(file,"PseudoClass %.20g=>%.20gc ",(double)
 342             image->total_colors,(double) image->colors);
 343       if (image->error.mean_error_per_pixel != 0.0)
 344         (void) FormatLocaleFile(file,"%.20g/%f/%fdb ",(double)
 345           (image->error.mean_error_per_pixel+0.5),
 346           image->error.normalized_mean_error,
 347           image->error.normalized_maximum_error);
 348       if (GetBlobSize(image) != 0)
 349         {
 350           (void) FormatMagickSize(GetBlobSize(image),MagickFalse,format);
 351           (void) FormatLocaleFile(file,"%s ",format);
 352         }
 353       (void) FormatLocaleFile(file,"%0.3fu %lu:%02lu.%03lu",user_time,
 354         (unsigned long) (elapsed_time/60.0),(unsigned long) floor(fmod(
 355         elapsed_time,60.0)),(unsigned long) (1000.0*(elapsed_time-
 356         floor(elapsed_time))));
 357       (void) FormatLocaleFile(file,"\n");
 358       (void) fflush(file);
 359       return(ferror(file) != 0 ? MagickFalse : MagickTrue);
 360     }
 361   /*
 362     Display verbose info about the image.
 363   */
 364   p=GetVirtualPixels(image,0,0,1,1,exception);
 365   ping=p == (const Quantum *) NULL ? MagickTrue : MagickFalse;
 366   type=GetImageType(image,exception);
 367   (void) SignatureImage(image);
 368   (void) FormatLocaleFile(file,"Image: %s\n",image->filename);
 369   if (*image->magick_filename != '\0')
 370     if (LocaleCompare(image->magick_filename,image->filename) != 0)
 371       {
 372         char
 373           filename[MaxTextExtent];
 374
 375         GetPathComponent(image->magick_filename,TailPath,filename);
 376         (void) FormatLocaleFile(file,"  Base filename: %s\n",filename);
 377       }
 378   magick_info=GetMagickInfo(image->magick,exception);
 379   if ((magick_info == (const MagickInfo *) NULL) ||
 380       (*GetMagickDescription(magick_info) == '\0'))
 381     (void) FormatLocaleFile(file,"  Format: %s\n",image->magick);
 382   else
 383     (void) FormatLocaleFile(file,"  Format: %s (%s)\n",image->magick,
 384       GetMagickDescription(magick_info));
 385   (void) FormatLocaleFile(file,"  Class: %s\n",CommandOptionToMnemonic(
 386     MagickClassOptions,(ssize_t) image->storage_class));
 387   (void) FormatLocaleFile(file,"  Geometry: %.20gx%.20g%+.20g%+.20g\n",(double)
 388     image->columns,(double) image->rows,(double) image->tile_offset.x,(double)
 389     image->tile_offset.y);
 390   if ((image->magick_columns != 0) || (image->magick_rows != 0))
 391     if ((image->magick_columns != image->columns) ||
 392         (image->magick_rows != image->rows))
 393       (void) FormatLocaleFile(file,"  Base geometry: %.20gx%.20g\n",(double)
 394         image->magick_columns,(double) image->magick_rows);
 395   if ((image->x_resolution != 0.0) && (image->y_resolution != 0.0))
 396     {
 397       (void) FormatLocaleFile(file,"  Resolution: %gx%g\n",image->x_resolution,
 398         image->y_resolution);
 399       (void) FormatLocaleFile(file,"  Print size: %gx%g\n",(double)
 400         image->columns/image->x_resolution,(double) image->rows/
 401         image->y_resolution);
 402     }
 403   (void) FormatLocaleFile(file,"  Units: %s\n",CommandOptionToMnemonic(
 404     MagickResolutionOptions,(ssize_t) image->units));
 405   (void) FormatLocaleFile(file,"  Type: %s\n",CommandOptionToMnemonic(
 406     MagickTypeOptions,(ssize_t) type));
 407   if (image->type != UndefinedType)
 408     (void) FormatLocaleFile(file,"  Base type: %s\n",CommandOptionToMnemonic(
 409       MagickTypeOptions,(ssize_t) image->type));
 410   (void) FormatLocaleFile(file,"  Endianess: %s\n",CommandOptionToMnemonic(
 411     MagickEndianOptions,(ssize_t) image->endian));
 412   /*
 413     Detail channel depth and extrema.
 414   */
 415   (void) FormatLocaleFile(file,"  Colorspace: %s\n",CommandOptionToMnemonic(
 416     MagickColorspaceOptions,(ssize_t) image->colorspace));
 417   channel_statistics=(ChannelStatistics *) NULL;
 418   channel_features=(ChannelFeatures *) NULL;
 419   colorspace=image->colorspace;
 420   if (ping == MagickFalse)
 421     {
 422       size_t
 423         depth;
 424
 425       channel_statistics=GetImageStatistics(image,exception);
 426       artifact=GetImageArtifact(image,"identify:features");
 427       if (artifact != (const char *) NULL)
 428         {
 429           distance=StringToUnsignedLong(artifact);
 430           channel_features=GetImageFeatures(image,distance,exception);
 431         }
 432       depth=GetImageDepth(image,exception);
 433       if (image->depth == depth)
 434         (void) FormatLocaleFile(file,"  Depth: %.20g-bit\n",(double)
 435           image->depth);
 436       else
 437         (void) FormatLocaleFile(file,"  Depth: %.20g/%.20g-bit\n",(double)
 438           image->depth,(double) depth);
 439       (void) FormatLocaleFile(file,"  Channel depth:\n");
 440       if (IsImageGray(image,exception) != MagickFalse)
 441         colorspace=GRAYColorspace;
 442       switch (colorspace)
 443       {
 444         case RGBColorspace:
 445         default:
 446         {
 447           (void) FormatLocaleFile(file,"    red: %.20g-bit\n",(double)
 448             channel_statistics[RedChannel].depth);
 449           (void) FormatLocaleFile(file,"    green: %.20g-bit\n",(double)
 450             channel_statistics[GreenChannel].depth);
 451           (void) FormatLocaleFile(file,"    blue: %.20g-bit\n",(double)
 452             channel_statistics[BlueChannel].depth);
 453           break;
 454         }
 455         case CMYKColorspace:
 456         {
 457           (void) FormatLocaleFile(file,"    cyan: %.20g-bit\n",(double)
 458             channel_statistics[CyanChannel].depth);
 459           (void) FormatLocaleFile(file,"    magenta: %.20g-bit\n",(double)
 460             channel_statistics[MagentaChannel].depth);
 461           (void) FormatLocaleFile(file,"    yellow: %.20g-bit\n",(double)
 462             channel_statistics[YellowChannel].depth);
 463           (void) FormatLocaleFile(file,"    black: %.20g-bit\n",(double)
 464             channel_statistics[BlackChannel].depth);
 465           break;
 466         }
 467         case GRAYColorspace:
 468         {
 469           (void) FormatLocaleFile(file,"    gray: %.20g-bit\n",(double)
 470             channel_statistics[GrayChannel].depth);
 471           break;
 472         }
 473       }
 474       if (image->matte != MagickFalse)
 475         (void) FormatLocaleFile(file,"    alpha: %.20g-bit\n",(double)
 476           channel_statistics[OpacityChannel].depth);
 477       scale=1;
 478       if (image->depth <= MAGICKCORE_QUANTUM_DEPTH)
 479         scale=QuantumRange/((size_t) QuantumRange >> ((size_t)
 480           MAGICKCORE_QUANTUM_DEPTH-image->depth));
 481     }
 482   if (channel_statistics != (ChannelStatistics *) NULL)
 483     {
 484       (void) FormatLocaleFile(file,"  Channel statistics:\n");
 485       switch (colorspace)
 486       {
 487         case RGBColorspace:
 488         default:
 489         {
 490           (void) PrintChannelStatistics(file,RedChannel,"Red",1.0/scale,
 491             channel_statistics);
 492           (void) PrintChannelStatistics(file,GreenChannel,"Green",1.0/scale,
 493             channel_statistics);
 494           (void) PrintChannelStatistics(file,BlueChannel,"Blue",1.0/scale,
 495             channel_statistics);
 496           break;
 497         }
 498         case CMYKColorspace:
 499         {
 500           (void) PrintChannelStatistics(file,CyanChannel,"Cyan",1.0/scale,
 501             channel_statistics);
 502           (void) PrintChannelStatistics(file,MagentaChannel,"Magenta",1.0/scale,
 503             channel_statistics);
 504           (void) PrintChannelStatistics(file,YellowChannel,"Yellow",1.0/scale,
 505             channel_statistics);
 506           (void) PrintChannelStatistics(file,BlackChannel,"Black",1.0/scale,
 507             channel_statistics);
 508           break;
 509         }
 510         case GRAYColorspace:
 511         {
 512           (void) PrintChannelStatistics(file,GrayChannel,"Gray",1.0/scale,
 513             channel_statistics);
 514           break;
 515         }
 516       }
 517       if (image->matte != MagickFalse)
 518         (void) PrintChannelStatistics(file,AlphaChannel,"Alpha",1.0/scale,
 519           channel_statistics);
 520       if (colorspace != GRAYColorspace)
 521         {
 522           (void) FormatLocaleFile(file,"  Image statistics:\n");
 523           (void) PrintChannelStatistics(file,CompositeChannels,"Overall",1.0/
 524             scale,channel_statistics);
 525         }
 526       channel_statistics=(ChannelStatistics *) RelinquishMagickMemory(
 527         channel_statistics);
 528     }
 529   if (channel_features != (ChannelFeatures *) NULL)
 530     {
 531       (void) FormatLocaleFile(file,"  Channel features (horizontal, vertical, "
 532         "left and right diagonals, average):\n");
 533       switch (colorspace)
 534       {
 535         case RGBColorspace:
 536         default:
 537         {
 538           (void) PrintChannelFeatures(file,RedChannel,"Red",channel_features);
 539           (void) PrintChannelFeatures(file,GreenChannel,"Green",
 540             channel_features);
 541           (void) PrintChannelFeatures(file,BlueChannel,"Blue",channel_features);
 542           break;
 543         }
 544         case CMYKColorspace:
 545         {
 546           (void) PrintChannelFeatures(file,CyanChannel,"Cyan",channel_features);
 547           (void) PrintChannelFeatures(file,MagentaChannel,"Magenta",
 548             channel_features);
 549           (void) PrintChannelFeatures(file,YellowChannel,"Yellow",
 550             channel_features);
 551           (void) PrintChannelFeatures(file,BlackChannel,"Black",
 552             channel_features);
 553           break;
 554         }
 555         case GRAYColorspace:
 556         {
 557           (void) PrintChannelFeatures(file,GrayChannel,"Gray",channel_features);
 558           break;
 559         }
 560       }
 561       if (image->matte != MagickFalse)
 562         (void) PrintChannelFeatures(file,AlphaChannel,"Alpha",channel_features);
 563       channel_features=(ChannelFeatures *) RelinquishMagickMemory(
 564         channel_features);
 565     }
 566   if (ping == MagickFalse)
 567     {
 568       if (image->colorspace == CMYKColorspace)
 569         (void) FormatLocaleFile(file,"  Total ink density: %.0f%%\n",100.0*
 570           GetImageTotalInkDensity(image)/(double) QuantumRange);
 571       x=0;
 572       if (image->matte != MagickFalse)
 573         {
 574           register const Quantum
 575             *p;
 576
 577           p=(const Quantum *) NULL;
 578           for (y=0; y < (ssize_t) image->rows; y++)
 579           {
 580             p=GetVirtualPixels(image,0,y,image->columns,1,exception);
 581             if (p == (const Quantum *) NULL)
 582               break;
 583             for (x=0; x < (ssize_t) image->columns; x++)
 584             {
 585               if (GetPixelAlpha(image,p) == (Quantum) TransparentAlpha)
 586                 break;
 587               p+=GetPixelChannels(image);
 588             }
 589             if (x < (ssize_t) image->columns)
 590               break;
 591           }
 592           if ((x < (ssize_t) image->columns) || (y < (ssize_t) image->rows))
 593             {
 594               char
 595                 tuple[MaxTextExtent];
 596
 597               PixelInfo
 598                 pixel;
 599
 600               GetPixelInfo(image,&pixel);
 601               SetPixelInfo(image,p,&pixel);
 602               (void) QueryMagickColorname(image,&pixel,SVGCompliance,tuple,
 603                 exception);
 604               (void) FormatLocaleFile(file,"  Alpha: %s ",tuple);
 605               GetColorTuple(&pixel,MagickTrue,tuple);
 606               (void) FormatLocaleFile(file,"  %s\n",tuple);
 607             }
 608         }
 609       artifact=GetImageArtifact(image,"identify:unique-colors");
 610       if (IsHistogramImage(image,exception) != MagickFalse)
 611         {
 612           (void) FormatLocaleFile(file,"  Colors: %.20g\n",(double)
 613             GetNumberColors(image,(FILE *) NULL,exception));
 614           (void) FormatLocaleFile(file,"  Histogram:\n");
 615           (void) GetNumberColors(image,file,exception);
 616         }
 617       else
 618         if ((artifact != (const char *) NULL) &&
 619             (IsMagickTrue(artifact) != MagickFalse))
 620           (void) FormatLocaleFile(file,"  Colors: %.20g\n",(double)
 621             GetNumberColors(image,(FILE *) NULL,exception));
 622     }
 623   if (image->storage_class == PseudoClass)
 624     {
 625       (void) FormatLocaleFile(file,"  Colormap: %.20g\n",(double)
 626         image->colors);
 627       if (image->colors <= 1024)
 628         {
 629           char
 630             color[MaxTextExtent],
 631             hex[MaxTextExtent],
 632             tuple[MaxTextExtent];
 633
 634           PixelInfo
 635             pixel;
 636
 637           register PixelPacket
 638             *restrict p;
 639
 640           GetPixelInfo(image,&pixel);
 641           p=image->colormap;
 642           for (i=0; i < (ssize_t) image->colors; i++)
 643           {
 644             SetPixelInfoPacket(image,p,&pixel);
 645             (void) CopyMagickString(tuple,"(",MaxTextExtent);
 646             ConcatenateColorComponent(&pixel,RedPixelChannel,X11Compliance,
 647               tuple);
 648             (void) ConcatenateMagickString(tuple,",",MaxTextExtent);
 649             ConcatenateColorComponent(&pixel,GreenPixelChannel,X11Compliance,
 650               tuple);
 651             (void) ConcatenateMagickString(tuple,",",MaxTextExtent);
 652             ConcatenateColorComponent(&pixel,BluePixelChannel,X11Compliance,
 653               tuple);
 654             if (pixel.colorspace == CMYKColorspace)
 655               {
 656                 (void) ConcatenateMagickString(tuple,",",MaxTextExtent);
 657                 ConcatenateColorComponent(&pixel,BlackPixelChannel,
 658                   X11Compliance,tuple);
 659               }
 660             if (pixel.matte != MagickFalse)
 661               {
 662                 (void) ConcatenateMagickString(tuple,",",MaxTextExtent);
 663                 ConcatenateColorComponent(&pixel,AlphaPixelChannel,
 664                   X11Compliance,tuple);
 665               }
 666             (void) ConcatenateMagickString(tuple,")",MaxTextExtent);
 667             (void) QueryMagickColorname(image,&pixel,SVGCompliance,color,
 668               exception);
 669             GetColorTuple(&pixel,MagickTrue,hex);
 670             (void) FormatLocaleFile(file,"  %8ld: %s %s %s\n",(long) i,tuple,
 671               hex,color);
 672             p++;
 673           }
 674         }
 675     }
 676   if (image->error.mean_error_per_pixel != 0.0)
 677     (void) FormatLocaleFile(file,"  Mean error per pixel: %g\n",
 678       image->error.mean_error_per_pixel);
 679   if (image->error.normalized_mean_error != 0.0)
 680     (void) FormatLocaleFile(file,"  Normalized mean error: %g\n",
 681       image->error.normalized_mean_error);
 682   if (image->error.normalized_maximum_error != 0.0)
 683     (void) FormatLocaleFile(file,"  Normalized maximum error: %g\n",
 684       image->error.normalized_maximum_error);
 685   (void) FormatLocaleFile(file,"  Rendering intent: %s\n",
 686     CommandOptionToMnemonic(MagickIntentOptions,(ssize_t)
 687     image->rendering_intent));
 688   if (image->gamma != 0.0)
 689     (void) FormatLocaleFile(file,"  Gamma: %g\n",image->gamma);
 690   if ((image->chromaticity.red_primary.x != 0.0) ||
 691       (image->chromaticity.green_primary.x != 0.0) ||
 692       (image->chromaticity.blue_primary.x != 0.0) ||
 693       (image->chromaticity.white_point.x != 0.0))
 694     {
 695       /*
 696         Display image chromaticity.
 697       */
 698       (void) FormatLocaleFile(file,"  Chromaticity:\n");
 699       (void) FormatLocaleFile(file,"    red primary: (%g,%g)\n",
 700         image->chromaticity.red_primary.x,image->chromaticity.red_primary.y);
 701       (void) FormatLocaleFile(file,"    green primary: (%g,%g)\n",
 702         image->chromaticity.green_primary.x,
 703         image->chromaticity.green_primary.y);
 704       (void) FormatLocaleFile(file,"    blue primary: (%g,%g)\n",
 705         image->chromaticity.blue_primary.x,image->chromaticity.blue_primary.y);
 706       (void) FormatLocaleFile(file,"    white point: (%g,%g)\n",
 707         image->chromaticity.white_point.x,image->chromaticity.white_point.y);
 708     }
 709   if ((image->extract_info.width*image->extract_info.height) != 0)
 710     (void) FormatLocaleFile(file,"  Tile geometry: %.20gx%.20g%+.20g%+.20g\n",
 711       (double) image->extract_info.width,(double) image->extract_info.height,
 712       (double) image->extract_info.x,(double) image->extract_info.y);
 713   (void) FormatLocaleFile(file,"  Interlace: %s\n",CommandOptionToMnemonic(
 714     MagickInterlaceOptions,(ssize_t) image->interlace));
 715   (void) QueryColorname(image,&image->background_color,SVGCompliance,color,
 716     exception);
 717   (void) FormatLocaleFile(file,"  Background color: %s\n",color);
 718   (void) QueryColorname(image,&image->border_color,SVGCompliance,color,
 719     exception);
 720   (void) FormatLocaleFile(file,"  Border color: %s\n",color);
 721   (void) QueryColorname(image,&image->matte_color,SVGCompliance,color,
 722     exception);
 723   (void) FormatLocaleFile(file,"  Matte color: %s\n",color);
 724   (void) QueryColorname(image,&image->transparent_color,SVGCompliance,color,
 725     exception);
 726   (void) FormatLocaleFile(file,"  Transparent color: %s\n",color);
 727   (void) FormatLocaleFile(file,"  Compose: %s\n",CommandOptionToMnemonic(
 728     MagickComposeOptions,(ssize_t) image->compose));
 729   if ((image->page.width != 0) || (image->page.height != 0) ||
 730       (image->page.x != 0) || (image->page.y != 0))
 731     (void) FormatLocaleFile(file,"  Page geometry: %.20gx%.20g%+.20g%+.20g\n",
 732       (double) image->page.width,(double) image->page.height,(double)
 733       image->page.x,(double) image->page.y);
 734   if ((image->page.x != 0) || (image->page.y != 0))
 735     (void) FormatLocaleFile(file,"  Origin geometry: %+.20g%+.20g\n",(double)
 736       image->page.x,(double) image->page.y);
 737   (void) FormatLocaleFile(file,"  Dispose: %s\n",CommandOptionToMnemonic(
 738     MagickDisposeOptions,(ssize_t) image->dispose));
 739   if (image->delay != 0)
 740     (void) FormatLocaleFile(file,"  Delay: %.20gx%.20g\n",(double) image->delay,
 741       (double) image->ticks_per_second);
 742   if (image->iterations != 1)
 743     (void) FormatLocaleFile(file,"  Iterations: %.20g\n",(double)
 744       image->iterations);
 745   if ((image->next != (Image *) NULL) || (image->previous != (Image *) NULL))
 746     (void) FormatLocaleFile(file,"  Scene: %.20g of %.20g\n",(double)
 747       image->scene,(double) GetImageListLength(image));
 748   else
 749     if (image->scene != 0)
 750       (void) FormatLocaleFile(file,"  Scene: %.20g\n",(double) image->scene);
 751   (void) FormatLocaleFile(file,"  Compression: %s\n",CommandOptionToMnemonic(
 752     MagickCompressOptions,(ssize_t) image->compression));
 753   if (image->quality != UndefinedCompressionQuality)
 754     (void) FormatLocaleFile(file,"  Quality: %.20g\n",(double) image->quality);
 755   (void) FormatLocaleFile(file,"  Orientation: %s\n",CommandOptionToMnemonic(
 756     MagickOrientationOptions,(ssize_t) image->orientation));
 757   if (image->montage != (char *) NULL)
 758     (void) FormatLocaleFile(file,"  Montage: %s\n",image->montage);
 759   if (image->directory != (char *) NULL)
 760     {
 761       Image
 762         *tile;
 763
 764       ImageInfo
 765         *image_info;
 766
 767       register char
 768         *p,
 769         *q;
 770
 771       WarningHandler
 772         handler;
 773
 774       /*
 775         Display visual image directory.
 776       */
 777       image_info=AcquireImageInfo();
 778       (void) CloneString(&image_info->size,"64x64");
 779       (void) FormatLocaleFile(file,"  Directory:\n");
 780       for (p=image->directory; *p != '\0'; p++)
 781       {
 782         q=p;
 783         while ((*q != '\n') && (*q != '\0'))
 784           q++;
 785         (void) CopyMagickString(image_info->filename,p,(size_t) (q-p+1));
 786         p=q;
 787         (void) FormatLocaleFile(file,"    %s",image_info->filename);
 788         handler=SetWarningHandler((WarningHandler) NULL);
 789         tile=ReadImage(image_info,exception);
 790         (void) SetWarningHandler(handler);
 791         if (tile == (Image *) NULL)
 792           {
 793             (void) FormatLocaleFile(file,"\n");
 794             continue;
 795           }
 796         (void) FormatLocaleFile(file," %.20gx%.20g %s\n",(double)
 797           tile->magick_columns,(double) tile->magick_rows,tile->magick);
 798         (void) SignatureImage(tile);
 799         ResetImagePropertyIterator(tile);
 800         property=GetNextImageProperty(tile);
 801         while (property != (const char *) NULL)
 802         {
 803           (void) FormatLocaleFile(file,"  %s:\n",property);
 804           value=GetImageProperty(tile,property);
 805           if (value != (const char *) NULL)
 806             (void) FormatLocaleFile(file,"%s\n",value);
 807           property=GetNextImageProperty(tile);
 808         }
 809         tile=DestroyImage(tile);
 810       }
 811       image_info=DestroyImageInfo(image_info);
 812     }
 813   (void) GetImageProperty(image,"exif:*");
 814   ResetImagePropertyIterator(image);
 815   property=GetNextImageProperty(image);
 816   if (property != (const char *) NULL)
 817     {
 818       /*
 819         Display image properties.
 820       */
 821       (void) FormatLocaleFile(file,"  Properties:\n");
 822       while (property != (const char *) NULL)
 823       {
 824         (void) FormatLocaleFile(file,"    %s: ",property);
 825         value=GetImageProperty(image,property);
 826         if (value != (const char *) NULL)
 827           (void) FormatLocaleFile(file,"%s\n",value);
 828         property=GetNextImageProperty(image);
 829       }
 830     }
 831   (void) FormatLocaleString(key,MaxTextExtent,"8BIM:1999,2998:#1");
 832   value=GetImageProperty(image,key);
 833   if (value != (const char *) NULL)
 834     {
 835       /*
 836         Display clipping path.
 837       */
 838       (void) FormatLocaleFile(file,"  Clipping path: ");
 839       if (strlen(value) > 80)
 840         (void) fputc('\n',file);
 841       (void) FormatLocaleFile(file,"%s\n",value);
 842     }
 843   ResetImageProfileIterator(image);
 844   name=GetNextImageProfile(image);
 845   if (name != (char *) NULL)
 846     {
 847       const StringInfo
 848         *profile;
 849
 850       /*
 851         Identify image profiles.
 852       */
 853       (void) FormatLocaleFile(file,"  Profiles:\n");
 854       while (name != (char *) NULL)
 855       {
 856         profile=GetImageProfile(image,name);
 857         if (profile == (StringInfo *) NULL)
 858           continue;
 859         (void) FormatLocaleFile(file,"    Profile-%s: %.20g bytes\n",name,
 860           (double) GetStringInfoLength(profile));
 861 #if defined(MAGICKCORE_LCMS_DELEGATE)
 862         if ((LocaleCompare(name,"icc") == 0) ||
 863             (LocaleCompare(name,"icm") == 0))
 864           {
 865             cmsHPROFILE
 866               icc_profile;
 867
 868             icc_profile=cmsOpenProfileFromMem(GetStringInfoDatum(profile),
 869               (cmsUInt32Number) GetStringInfoLength(profile));
 870             if (icc_profile != (cmsHPROFILE *) NULL)
 871               {
 872 #if defined(LCMS_VERSION) && (LCMS_VERSION < 2000)
 873                 const char
 874                   *name;
 875
 876                 name=cmsTakeProductName(icc_profile);
 877                 if (name != (const char *) NULL)
 878                   (void) FormatLocaleFile(file,"      %s\n",name);
 879 #else
 880                 char
 881                   info[MaxTextExtent];
 882
 883                 (void) cmsGetProfileInfoASCII(icc_profile,cmsInfoDescription,
 884                   "en","US",info,MaxTextExtent);
 885                 (void) FormatLocaleFile(file,"      Description: %s\n",info);
 886                 (void) cmsGetProfileInfoASCII(icc_profile,cmsInfoManufacturer,
 887                   "en","US",info,MaxTextExtent);
 888                 (void) FormatLocaleFile(file,"      Manufacturer: %s\n",info);
 889                 (void) cmsGetProfileInfoASCII(icc_profile,cmsInfoModel,"en",
 890                   "US",info,MaxTextExtent);
 891                 (void) FormatLocaleFile(file,"      Model: %s\n",info);
 892                 (void) cmsGetProfileInfoASCII(icc_profile,cmsInfoCopyright,
 893                   "en","US",info,MaxTextExtent);
 894                 (void) FormatLocaleFile(file,"      Copyright: %s\n",info);
 895 #endif
 896                 (void) cmsCloseProfile(icc_profile);
 897               }
 898           }
 899 #endif
 900         if (LocaleCompare(name,"iptc") == 0)
 901           {
 902             char
 903               *attribute,
 904               **attribute_list;
 905
 906             const char
 907               *tag;
 908
 909             long
 910               dataset,
 911               record,
 912               sentinel;
 913
 914             register ssize_t
 915               j;
 916
 917             size_t
 918               length,
 919               profile_length;
 920
 921             profile_length=GetStringInfoLength(profile);
 922             for (i=0; i < (ssize_t) profile_length; i+=(ssize_t) length)
 923             {
 924               length=1;
 925               sentinel=GetStringInfoDatum(profile)[i++];
 926               if (sentinel != 0x1c)
 927                 continue;
 928               dataset=GetStringInfoDatum(profile)[i++];
 929               record=GetStringInfoDatum(profile)[i++];
 930               switch (record)
 931               {
 932                 case 5: tag="Image Name"; break;
 933                 case 7: tag="Edit Status"; break;
 934                 case 10: tag="Priority"; break;
 935                 case 15: tag="Category"; break;
 936                 case 20: tag="Supplemental Category"; break;
 937                 case 22: tag="Fixture Identifier"; break;
 938                 case 25: tag="Keyword"; break;
 939                 case 30: tag="Release Date"; break;
 940                 case 35: tag="Release Time"; break;
 941                 case 40: tag="Special Instructions"; break;
 942                 case 45: tag="Reference Service"; break;
 943                 case 47: tag="Reference Date"; break;
 944                 case 50: tag="Reference Number"; break;
 945                 case 55: tag="Created Date"; break;
 946                 case 60: tag="Created Time"; break;
 947                 case 65: tag="Originating Program"; break;
 948                 case 70: tag="Program Version"; break;
 949                 case 75: tag="Object Cycle"; break;
 950                 case 80: tag="Byline"; break;
 951                 case 85: tag="Byline Title"; break;
 952                 case 90: tag="City"; break;
 953                 case 95: tag="Province State"; break;
 954                 case 100: tag="Country Code"; break;
 955                 case 101: tag="Country"; break;
 956                 case 103: tag="Original Transmission Reference"; break;
 957                 case 105: tag="Headline"; break;
 958                 case 110: tag="Credit"; break;
 959                 case 115: tag="Src"; break;
 960                 case 116: tag="Copyright String"; break;
 961                 case 120: tag="Caption"; break;
 962                 case 121: tag="Local Caption"; break;
 963                 case 122: tag="Caption Writer"; break;
 964                 case 200: tag="Custom Field 1"; break;
 965                 case 201: tag="Custom Field 2"; break;
 966                 case 202: tag="Custom Field 3"; break;
 967                 case 203: tag="Custom Field 4"; break;
 968                 case 204: tag="Custom Field 5"; break;
 969                 case 205: tag="Custom Field 6"; break;
 970                 case 206: tag="Custom Field 7"; break;
 971                 case 207: tag="Custom Field 8"; break;
 972                 case 208: tag="Custom Field 9"; break;
 973                 case 209: tag="Custom Field 10"; break;
 974                 case 210: tag="Custom Field 11"; break;
 975                 case 211: tag="Custom Field 12"; break;
 976                 case 212: tag="Custom Field 13"; break;
 977                 case 213: tag="Custom Field 14"; break;
 978                 case 214: tag="Custom Field 15"; break;
 979                 case 215: tag="Custom Field 16"; break;
 980                 case 216: tag="Custom Field 17"; break;
 981                 case 217: tag="Custom Field 18"; break;
 982                 case 218: tag="Custom Field 19"; break;
 983                 case 219: tag="Custom Field 20"; break;
 984                 default: tag="unknown"; break;
 985               }
 986               (void) FormatLocaleFile(file,"      %s[%.20g,%.20g]: ",tag,
 987                 (double) dataset,(double) record);
 988               length=(size_t) (GetStringInfoDatum(profile)[i++] << 8);
 989               length|=GetStringInfoDatum(profile)[i++];
 990               attribute=(char *) NULL;
 991               if (~length >= (MaxTextExtent-1))
 992                 attribute=(char *) AcquireQuantumMemory(length+MaxTextExtent,
 993                   sizeof(*attribute));
 994               if (attribute != (char *) NULL)
 995                 {
 996                   (void) CopyMagickString(attribute,(char *)
 997                     GetStringInfoDatum(profile)+i,length+1);
 998                   attribute_list=StringToList(attribute);
 999                   if (attribute_list != (char **) NULL)
1000                     {
1001                       for (j=0; attribute_list[j] != (char *) NULL; j++)
1002                       {
1003                         (void) fputs(attribute_list[j],file);
1004                         (void) fputs("\n",file);
1005                         attribute_list[j]=(char *) RelinquishMagickMemory(
1006                           attribute_list[j]);
1007                       }
1008                       attribute_list=(char **) RelinquishMagickMemory(
1009                         attribute_list);
1010                     }
1011                   attribute=DestroyString(attribute);
1012                 }
1013             }
1014           }
1015         if (image->debug != MagickFalse)
1016           PrintStringInfo(file,name,profile);
1017         name=GetNextImageProfile(image);
1018       }
1019     }
1020   ResetImageArtifactIterator(image);
1021   artifact=GetNextImageArtifact(image);
1022   if (artifact != (const char *) NULL)
1023     {
1024       /*
1025         Display image artifacts.
1026       */
1027       (void) FormatLocaleFile(file,"  Artifacts:\n");
1028       while (artifact != (const char *) NULL)
1029       {
1030         (void) FormatLocaleFile(file,"    %s: ",artifact);
1031         value=GetImageArtifact(image,artifact);
1032         if (value != (const char *) NULL)
1033           (void) FormatLocaleFile(file,"%s\n",value);
1034         artifact=GetNextImageArtifact(image);
1035       }
1036     }
1037   ResetImageRegistryIterator();
1038   registry=GetNextImageRegistry();
1039   if (registry != (const char *) NULL)
1040     {
1041       /*
1042         Display image registry.
1043       */
1044       (void) FormatLocaleFile(file,"  Registry:\n");
1045       while (registry != (const char *) NULL)
1046       {
1047         (void) FormatLocaleFile(file,"    %s: ",registry);
1048         value=(const char *) GetImageRegistry(StringRegistryType,registry,
1049           exception);
1050         if (value != (const char *) NULL)
1051           (void) FormatLocaleFile(file,"%s\n",value);
1052         registry=GetNextImageRegistry();
1053       }
1054     }
1055   (void) FormatLocaleFile(file,"  Tainted: %s\n",CommandOptionToMnemonic(
1056     MagickBooleanOptions,(ssize_t) image->taint));
1057   (void) FormatMagickSize(GetBlobSize(image),MagickFalse,format);
1058   (void) FormatLocaleFile(file,"  Filesize: %sB\n",format);
1059   (void) FormatMagickSize((MagickSizeType) image->columns*image->rows,
1060      MagickFalse,format);
1061   (void) FormatLocaleFile(file,"  Number pixels: %s\n",format);
1062   (void) FormatMagickSize((MagickSizeType) ((double) image->columns*image->rows/
1063     elapsed_time+0.5),MagickFalse,format);
1064   (void) FormatLocaleFile(file,"  Pixels per second: %s\n",format);
1065   (void) FormatLocaleFile(file,"  User time: %0.3fu\n",user_time);
1066   (void) FormatLocaleFile(file,"  Elapsed time: %lu:%02lu.%03lu\n",
1067     (unsigned long) (elapsed_time/60.0),(unsigned long) ceil(fmod(elapsed_time,
1068     60.0)),(unsigned long) (1000.0*(elapsed_time-floor(elapsed_time))));
1069   (void) FormatLocaleFile(file,"  Version: %s\n",GetMagickVersion((size_t *)
1070     NULL));
1071   (void) fflush(file);
1072   return(ferror(file) != 0 ? MagickFalse : MagickTrue);
1073 }