granicus.if.org Git - imagemagick/blob - magick/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 "magick/studio.h"
  46 #include "magick/annotate.h"
  47 #include "magick/artifact.h"
  48 #include "magick/attribute.h"
  49 #include "magick/blob.h"
  50 #include "magick/cache.h"
  51 #include "magick/client.h"
  52 #include "magick/coder.h"
  53 #include "magick/color.h"
  54 #include "magick/configure.h"
  55 #include "magick/constitute.h"
  56 #include "magick/decorate.h"
  57 #include "magick/delegate.h"
  58 #include "magick/draw.h"
  59 #include "magick/effect.h"
  60 #include "magick/exception.h"
  61 #include "magick/exception-private.h"
  62 #include "magick/feature.h"
  63 #include "magick/gem.h"
  64 #include "magick/geometry.h"
  65 #include "magick/histogram.h"
  66 #include "magick/identify.h"
  67 #include "magick/image.h"
  68 #include "magick/image-private.h"
  69 #include "magick/list.h"
  70 #include "magick/locale_.h"
  71 #include "magick/log.h"
  72 #include "magick/magic.h"
  73 #include "magick/magick.h"
  74 #include "magick/memory_.h"
  75 #include "magick/module.h"
  76 #include "magick/monitor.h"
  77 #include "magick/montage.h"
  78 #include "magick/option.h"
  79 #include "magick/pixel-private.h"
  80 #include "magick/prepress.h"
  81 #include "magick/profile.h"
  82 #include "magick/property.h"
  83 #include "magick/quantize.h"
  84 #include "magick/quantum.h"
  85 #include "magick/random_.h"
  86 #include "magick/registry.h"
  87 #include "magick/resize.h"
  88 #include "magick/resource_.h"
  89 #include "magick/signature.h"
  90 #include "magick/statistic.h"
  91 #include "magick/string_.h"
  92 #include "magick/string-private.h"
  93 #include "magick/timer.h"
  94 #include "magick/utility.h"
  95 #include "magick/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)
 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 */
 146
 147 static int PrintChannelFeatures(FILE *file,const ChannelType channel,
 148   const char *name,const ChannelFeatures *channel_features)
 149 {
 150 #define PrintFeature(feature) \
 151   GetMagickPrecision(),(feature)[0], \
 152   GetMagickPrecision(),(feature)[1], \
 153   GetMagickPrecision(),(feature)[2], \
 154   GetMagickPrecision(),(feature)[3], \
 155   GetMagickPrecision(),((feature)[0]+(feature)[1]+(feature)[2]+(feature)[3])/4.0 \
 156
 157 #define FeaturesFormat "    %s:\n" \
 158   "      Angular Second Moment:\n" \
 159   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 160   "      Contrast:\n" \
 161   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 162   "      Correlation:\n" \
 163   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 164   "      Sum of Squares: Variance:\n" \
 165   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 166   "      Inverse Difference Moment:\n" \
 167   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 168   "      Sum Average:\n" \
 169   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 170   "      Sum Variance:\n" \
 171   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 172   "      Sum Entropy:\n" \
 173   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 174   "      Entropy:\n" \
 175   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 176   "      Difference Variance:\n" \
 177   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 178   "      Difference Entropy:\n" \
 179   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 180   "      Information Measure of Correlation 1:\n" \
 181   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 182   "      Information Measure of Correlation 2:\n" \
 183   "        %.*g, %.*g, %.*g, %.*g, %.*g\n" \
 184   "      Maximum Correlation Coefficient:\n" \
 185   "        %.*g, %.*g, %.*g, %.*g, %.*g\n"
 186
 187   int
 188     status;
 189
 190   status=fprintf(file,FeaturesFormat,name,
 191     PrintFeature(channel_features[channel].angular_second_moment),
 192     PrintFeature(channel_features[channel].contrast),
 193     PrintFeature(channel_features[channel].correlation),
 194     PrintFeature(channel_features[channel].variance_sum_of_squares),
 195     PrintFeature(channel_features[channel].inverse_difference_moment),
 196     PrintFeature(channel_features[channel].sum_average),
 197     PrintFeature(channel_features[channel].sum_variance),
 198     PrintFeature(channel_features[channel].sum_entropy),
 199     PrintFeature(channel_features[channel].entropy),
 200     PrintFeature(channel_features[channel].difference_variance),
 201     PrintFeature(channel_features[channel].difference_entropy),
 202     PrintFeature(channel_features[channel].measure_of_correlation_1),
 203     PrintFeature(channel_features[channel].measure_of_correlation_2),
 204     PrintFeature(channel_features[channel].maximum_correlation_coefficient));
 205   return(status);
 206 }
 207
 208 static int PrintChannelStatistics(FILE *file,const ChannelType channel,
 209   const char *name,const double scale,
 210   const ChannelStatistics *channel_statistics)
 211 {
 212 #define StatisticsFormat "    %s:\n      min: " QuantumFormat  \
 213   " (%g)\n      max: " QuantumFormat " (%g)\n"  \
 214   "      mean: %g (%g)\n      standard deviation: %g (%g)\n"  \
 215   "      kurtosis: %g\n      skewness: %g\n"
 216
 217   int
 218     status;
 219
 220   if (channel == AlphaChannel)
 221     {
 222       status=fprintf(file,StatisticsFormat,name,ClampToQuantum(scale*
 223         (QuantumRange-channel_statistics[channel].minima)),
 224         (QuantumRange-channel_statistics[channel].minima)/(double) QuantumRange,
 225         ClampToQuantum(scale*(QuantumRange-channel_statistics[channel].maxima)),
 226         (QuantumRange-channel_statistics[channel].maxima)/(double) QuantumRange,
 227         scale*(QuantumRange-channel_statistics[channel].mean),(QuantumRange-
 228         channel_statistics[channel].mean)/(double) QuantumRange,scale*
 229         channel_statistics[channel].standard_deviation,
 230         channel_statistics[channel].standard_deviation/(double) QuantumRange,
 231         channel_statistics[channel].kurtosis,
 232         channel_statistics[channel].skewness);
 233       return(status);
 234     }
 235   status=fprintf(file,StatisticsFormat,name,ClampToQuantum(scale*
 236     channel_statistics[channel].minima),channel_statistics[channel].minima/
 237     (double) QuantumRange,ClampToQuantum(scale*
 238     channel_statistics[channel].maxima),channel_statistics[channel].maxima/
 239     (double) QuantumRange,scale*channel_statistics[channel].mean,
 240     channel_statistics[channel].mean/(double) QuantumRange,scale*
 241     channel_statistics[channel].standard_deviation,
 242     channel_statistics[channel].standard_deviation/(double) QuantumRange,
 243     channel_statistics[channel].kurtosis,channel_statistics[channel].skewness);
 244   return(status);
 245 }
 246
 247 MagickExport MagickBooleanType IdentifyImage(Image *image,FILE *file,
 248   const MagickBooleanType verbose)
 249 {
 250   char
 251     color[MaxTextExtent],
 252     format[MaxTextExtent],
 253     key[MaxTextExtent];
 254
 255   ChannelFeatures
 256     *channel_features;
 257
 258   ChannelStatistics
 259     *channel_statistics;
 260
 261   ColorspaceType
 262     colorspace;
 263
 264   const char
 265     *artifact,
 266     *name,
 267     *property,
 268     *registry,
 269     *value;
 270
 271   const MagickInfo
 272     *magick_info;
 273
 274   const PixelPacket
 275     *pixels;
 276
 277   double
 278     elapsed_time,
 279     user_time;
 280
 281   ExceptionInfo
 282     *exception;
 283
 284   ImageType
 285     type;
 286
 287   long
 288     y;
 289
 290   MagickBooleanType
 291     ping;
 292
 293   register long
 294     i,
 295     x;
 296
 297   unsigned long
 298     distance,
 299     scale;
 300
 301   assert(image != (Image *) NULL);
 302   assert(image->signature == MagickSignature);
 303   if (image->debug != MagickFalse)
 304     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
 305   if (file == (FILE *) NULL)
 306     file=stdout;
 307   *format='\0';
 308   elapsed_time=GetElapsedTime(&image->timer);
 309   user_time=GetUserTime(&image->timer);
 310   GetTimerInfo(&image->timer);
 311   if (verbose == MagickFalse)
 312     {
 313       /*
 314         Display summary info about the image.
 315       */
 316       if (*image->magick_filename != '\0')
 317         if (LocaleCompare(image->magick_filename,image->filename) != 0)
 318           (void) fprintf(file,"%s=>",image->magick_filename);
 319        if ((GetPreviousImageInList(image) == (Image *) NULL) &&
 320            (GetNextImageInList(image) == (Image *) NULL) &&
 321            (image->scene == 0))
 322         (void) fprintf(file,"%s ",image->filename);
 323       else
 324         (void) fprintf(file,"%s[%lu] ",image->filename,image->scene);
 325       (void) fprintf(file,"%s ",image->magick);
 326       if ((image->magick_columns != 0) || (image->magick_rows != 0))
 327         if ((image->magick_columns != image->columns) ||
 328             (image->magick_rows != image->rows))
 329           (void) fprintf(file,"%lux%lu=>",image->magick_columns,
 330             image->magick_rows);
 331       (void) fprintf(file,"%lux%lu ",image->columns,image->rows);
 332       if ((image->page.width != 0) || (image->page.height != 0) ||
 333           (image->page.x != 0) || (image->page.y != 0))
 334         (void) fprintf(file,"%lux%lu%+ld%+ld ",image->page.width,
 335           image->page.height,image->page.x,image->page.y);
 336       (void) fprintf(file,"%lu-bit ",image->depth);
 337       if (image->type != UndefinedType)
 338         (void) fprintf(file,"%s ",MagickOptionToMnemonic(MagickTypeOptions,
 339           (long) image->type));
 340       if (image->storage_class == DirectClass)
 341         {
 342           (void) fprintf(file,"DirectClass ");
 343           if (image->total_colors != 0)
 344             {
 345               (void) FormatMagickSize(image->total_colors,MagickFalse,format);
 346               (void) fprintf(file,"%s ",format);
 347             }
 348         }
 349       else
 350         if (image->total_colors <= image->colors)
 351           (void) fprintf(file,"PseudoClass %luc ",image->colors);
 352         else
 353           (void) fprintf(file,"PseudoClass %lu=>%luc ",image->total_colors,
 354             image->colors);
 355       if (image->error.mean_error_per_pixel != 0.0)
 356         (void) fprintf(file,"%ld/%f/%fdb ",(long)
 357           (image->error.mean_error_per_pixel+0.5),
 358           image->error.normalized_mean_error,
 359           image->error.normalized_maximum_error);
 360       if (GetBlobSize(image) != 0)
 361         {
 362           (void) FormatMagickSize(GetBlobSize(image),MagickFalse,format);
 363           (void) fprintf(file,"%sB ",format);
 364         }
 365       (void) fprintf(file,"%0.3fu %ld:%02ld.%03ld",user_time,(long)
 366         (elapsed_time/60.0),(long) floor(fmod(elapsed_time,60.0)),
 367         (long) (1000.0*(elapsed_time-floor(elapsed_time))));
 368       (void) fprintf(file,"\n");
 369       (void) fflush(file);
 370       return(ferror(file) != 0 ? MagickFalse : MagickTrue);
 371     }
 372   /*
 373     Display verbose info about the image.
 374   */
 375   exception=AcquireExceptionInfo();
 376   pixels=GetVirtualPixels(image,0,0,1,1,exception);
 377   exception=DestroyExceptionInfo(exception);
 378   ping=pixels == (const PixelPacket *) NULL ? MagickTrue : MagickFalse;
 379   type=GetImageType(image,&image->exception);
 380   (void) SignatureImage(image);
 381   (void) fprintf(file,"Image: %s\n",image->filename);
 382   if (*image->magick_filename != '\0')
 383     if (LocaleCompare(image->magick_filename,image->filename) != 0)
 384       {
 385         char
 386           filename[MaxTextExtent];
 387
 388         GetPathComponent(image->magick_filename,TailPath,filename);
 389         (void) fprintf(file,"  Base filename: %s\n",filename);
 390       }
 391   magick_info=GetMagickInfo(image->magick,&image->exception);
 392   if ((magick_info == (const MagickInfo *) NULL) ||
 393       (*GetMagickDescription(magick_info) == '\0'))
 394     (void) fprintf(file,"  Format: %s\n",image->magick);
 395   else
 396     (void) fprintf(file,"  Format: %s (%s)\n",image->magick,
 397       GetMagickDescription(magick_info));
 398   (void) fprintf(file,"  Class: %s\n",MagickOptionToMnemonic(MagickClassOptions,
 399     (long) image->storage_class));
 400   (void) fprintf(file,"  Geometry: %lux%lu%+ld%+ld\n",image->columns,
 401     image->rows,image->tile_offset.x,image->tile_offset.y);
 402   if ((image->magick_columns != 0) || (image->magick_rows != 0))
 403     if ((image->magick_columns != image->columns) ||
 404         (image->magick_rows != image->rows))
 405       (void) fprintf(file,"  Base geometry: %lux%lu\n",image->magick_columns,
 406         image->magick_rows);
 407   if ((image->x_resolution != 0.0) && (image->y_resolution != 0.0))
 408     {
 409       (void) fprintf(file,"  Resolution: %gx%g\n",image->x_resolution,
 410         image->y_resolution);
 411       (void) fprintf(file,"  Print size: %gx%g\n",(double) image->columns/
 412         image->x_resolution,(double) image->rows/image->y_resolution);
 413     }
 414   (void) fprintf(file,"  Units: %s\n",MagickOptionToMnemonic(
 415     MagickResolutionOptions,(long) image->units));
 416   (void) fprintf(file,"  Type: %s\n",MagickOptionToMnemonic(MagickTypeOptions,
 417     (long) type));
 418   if (image->type != UndefinedType)
 419     (void) fprintf(file,"  Base type: %s\n",MagickOptionToMnemonic(
 420       MagickTypeOptions,(long) image->type));
 421   (void) fprintf(file,"  Endianess: %s\n",MagickOptionToMnemonic(
 422     MagickEndianOptions,(long) image->endian));
 423   /*
 424     Detail channel depth and extrema.
 425   */
 426   (void) fprintf(file,"  Colorspace: %s\n",MagickOptionToMnemonic(
 427     MagickColorspaceOptions,(long) image->colorspace));
 428   channel_statistics=(ChannelStatistics *) NULL;
 429   channel_features=(ChannelFeatures *) NULL;
 430   colorspace=image->colorspace;
 431   if (ping == MagickFalse)
 432     {
 433       unsigned long
 434         depth;
 435
 436       channel_statistics=GetImageChannelStatistics(image,&image->exception);
 437       artifact=GetImageArtifact(image,"identify:features");
 438       if (artifact != (const char *) NULL)
 439         {
 440           distance=StringToUnsignedLong(artifact);
 441           channel_features=GetImageChannelFeatures(image,distance,
 442             &image->exception);
 443         }
 444       depth=GetImageDepth(image,&image->exception);
 445       if (image->depth == depth)
 446         (void) fprintf(file,"  Depth: %lu-bit\n",image->depth);
 447       else
 448         (void) fprintf(file,"  Depth: %lu/%lu-bit\n",image->depth,depth);
 449       (void) fprintf(file,"  Channel depth:\n");
 450       if (IsGrayImage(image,&image->exception) != MagickFalse)
 451         colorspace=GRAYColorspace;
 452       switch (colorspace)
 453       {
 454         case RGBColorspace:
 455         default:
 456         {
 457           (void) fprintf(file,"    red: %lu-bit\n",
 458             channel_statistics[RedChannel].depth);
 459           (void) fprintf(file,"    green: %lu-bit\n",
 460             channel_statistics[GreenChannel].depth);
 461           (void) fprintf(file,"    blue: %lu-bit\n",
 462             channel_statistics[BlueChannel].depth);
 463           if (image->matte != MagickFalse)
 464             (void) fprintf(file,"    alpha: %lu-bit\n",
 465               channel_statistics[OpacityChannel].depth);
 466           break;
 467         }
 468         case CMYKColorspace:
 469         {
 470           (void) fprintf(file,"    cyan: %lu-bit\n",
 471             channel_statistics[CyanChannel].depth);
 472           (void) fprintf(file,"    magenta: %lu-bit\n",
 473             channel_statistics[MagentaChannel].depth);
 474           (void) fprintf(file,"    yellow: %lu-bit\n",
 475             channel_statistics[YellowChannel].depth);
 476           (void) fprintf(file,"    black: %lu-bit\n",
 477             channel_statistics[BlackChannel].depth);
 478           if (image->matte != MagickFalse)
 479             (void) fprintf(file,"    alpha: %lu-bit\n",
 480               channel_statistics[OpacityChannel].depth);
 481           break;
 482         }
 483         case GRAYColorspace:
 484         {
 485           (void) fprintf(file,"    gray: %lu-bit\n",
 486             channel_statistics[GrayChannel].depth);
 487           if (image->matte != MagickFalse)
 488             (void) fprintf(file,"    alpha: %lu-bit\n",
 489               channel_statistics[OpacityChannel].depth);
 490           break;
 491         }
 492       }
 493       scale=1;
 494       if (image->depth <= MAGICKCORE_QUANTUM_DEPTH)
 495         scale=QuantumRange/((unsigned long) QuantumRange >> ((unsigned long)
 496           MAGICKCORE_QUANTUM_DEPTH-image->depth));
 497     }
 498   if (channel_statistics != (ChannelStatistics *) NULL)
 499     {
 500       (void) fprintf(file,"  Channel statistics:\n");
 501       switch (colorspace)
 502       {
 503         case RGBColorspace:
 504         default:
 505         {
 506           (void) PrintChannelStatistics(file,RedChannel,"Red",1.0/scale,
 507             channel_statistics);
 508           (void) PrintChannelStatistics(file,GreenChannel,"Green",1.0/scale,
 509             channel_statistics);
 510           (void) PrintChannelStatistics(file,BlueChannel,"Blue",1.0/scale,
 511             channel_statistics);
 512           break;
 513         }
 514         case CMYKColorspace:
 515         {
 516           (void) PrintChannelStatistics(file,CyanChannel,"Cyan",1.0/scale,
 517             channel_statistics);
 518           (void) PrintChannelStatistics(file,MagentaChannel,"Magenta",1.0/scale,
 519             channel_statistics);
 520           (void) PrintChannelStatistics(file,YellowChannel,"Yellow",1.0/scale,
 521             channel_statistics);
 522           (void) PrintChannelStatistics(file,BlackChannel,"Black",1.0/scale,
 523             channel_statistics);
 524           break;
 525         }
 526         case GRAYColorspace:
 527         {
 528           (void) PrintChannelStatistics(file,GrayChannel,"Gray",1.0/scale,
 529             channel_statistics);
 530           break;
 531         }
 532       }
 533       if (image->matte != MagickFalse)
 534         (void) PrintChannelStatistics(file,AlphaChannel,"Alpha",1.0/scale,
 535           channel_statistics);
 536       if (colorspace != GRAYColorspace)
 537         {
 538           (void) fprintf(file,"  Image statistics:\n");
 539           (void) PrintChannelStatistics(file,AllChannels,"Overall",1.0/scale,
 540             channel_statistics);
 541         }
 542       channel_statistics=(ChannelStatistics *) RelinquishMagickMemory(
 543         channel_statistics);
 544     }
 545   if (channel_features != (ChannelFeatures *) NULL)
 546     {
 547       (void) fprintf(file,"  Channel features (horizontal, vertical, left and right diagonals, average):\n");
 548       switch (colorspace)
 549       {
 550         case RGBColorspace:
 551         default:
 552         {
 553           (void) PrintChannelFeatures(file,RedChannel,"Red",channel_features);
 554           (void) PrintChannelFeatures(file,GreenChannel,"Green",
 555             channel_features);
 556           (void) PrintChannelFeatures(file,BlueChannel,"Blue",channel_features);
 557           break;
 558         }
 559         case CMYKColorspace:
 560         {
 561           (void) PrintChannelFeatures(file,CyanChannel,"Cyan",channel_features);
 562           (void) PrintChannelFeatures(file,MagentaChannel,"Magenta",
 563             channel_features);
 564           (void) PrintChannelFeatures(file,YellowChannel,"Yellow",
 565             channel_features);
 566           (void) PrintChannelFeatures(file,BlackChannel,"Black",
 567             channel_features);
 568           break;
 569         }
 570         case GRAYColorspace:
 571         {
 572           (void) PrintChannelFeatures(file,GrayChannel,"Gray",channel_features);
 573           break;
 574         }
 575       }
 576       if (image->matte != MagickFalse)
 577         (void) PrintChannelFeatures(file,AlphaChannel,"Alpha",channel_features);
 578       channel_features=(ChannelFeatures *) RelinquishMagickMemory(
 579         channel_features);
 580     }
 581   if (ping == MagickFalse)
 582     {
 583       if (image->colorspace == CMYKColorspace)
 584         (void) fprintf(file,"  Total ink density: %.0f%%\n",100.0*
 585           GetImageTotalInkDensity(image)/(double) QuantumRange);
 586       x=0;
 587       if (image->matte != MagickFalse)
 588         {
 589           register const IndexPacket
 590             *indexes;
 591
 592           register const PixelPacket
 593             *p;
 594
 595           p=(PixelPacket *) NULL;
 596           indexes=(IndexPacket *) NULL;
 597           for (y=0; y < (long) image->rows; y++)
 598           {
 599             p=GetVirtualPixels(image,0,y,image->columns,1,exception);
 600             if (p == (const PixelPacket *) NULL)
 601               break;
 602             indexes=GetVirtualIndexQueue(image);
 603             for (x=0; x < (long) image->columns; x++)
 604             {
 605               if (p->opacity == (Quantum) TransparentOpacity)
 606                 break;
 607               p++;
 608             }
 609             if (x < (long) image->columns)
 610               break;
 611           }
 612           if ((x < (long) image->columns) || (y < (long) image->rows))
 613             {
 614               char
 615                 tuple[MaxTextExtent];
 616
 617               MagickPixelPacket
 618                 pixel;
 619
 620               GetMagickPixelPacket(image,&pixel);
 621               SetMagickPixelPacket(image,p,indexes+x,&pixel);
 622               (void) QueryMagickColorname(image,&pixel,SVGCompliance,tuple,
 623                 &image->exception);
 624               (void) fprintf(file,"  Alpha: %s ",tuple);
 625               GetColorTuple(&pixel,MagickTrue,tuple);
 626               (void) fprintf(file,"  %s\n",tuple);
 627             }
 628         }
 629       artifact=GetImageArtifact(image,"identify:unique-colors");
 630       if ((artifact != (const char *) NULL) &&
 631           (IsMagickTrue(artifact) != MagickFalse))
 632         (void) fprintf(file,"  Colors: %lu\n",GetNumberColors(image,
 633           (FILE *) NULL,&image->exception));
 634       if (IsHistogramImage(image,&image->exception) != MagickFalse)
 635         {
 636           (void) fprintf(file,"  Histogram:\n");
 637           (void) GetNumberColors(image,file,&image->exception);
 638         }
 639     }
 640   if (image->storage_class == PseudoClass)
 641     {
 642       (void) fprintf(file,"  Colormap: %lu\n",image->colors);
 643       if (image->colors <= 1024)
 644         {
 645           char
 646             color[MaxTextExtent],
 647             hex[MaxTextExtent],
 648             tuple[MaxTextExtent];
 649
 650           MagickPixelPacket
 651             pixel;
 652
 653           register PixelPacket
 654             *restrict p;
 655
 656           GetMagickPixelPacket(image,&pixel);
 657           p=image->colormap;
 658           for (i=0; i < (long) image->colors; i++)
 659           {
 660             SetMagickPixelPacket(image,p,(IndexPacket *) NULL,&pixel);
 661             (void) CopyMagickString(tuple,"(",MaxTextExtent);
 662             ConcatenateColorComponent(&pixel,RedChannel,X11Compliance,tuple);
 663             (void) ConcatenateMagickString(tuple,",",MaxTextExtent);
 664             ConcatenateColorComponent(&pixel,GreenChannel,X11Compliance,tuple);
 665             (void) ConcatenateMagickString(tuple,",",MaxTextExtent);
 666             ConcatenateColorComponent(&pixel,BlueChannel,X11Compliance,tuple);
 667             if (pixel.colorspace == CMYKColorspace)
 668               {
 669                 (void) ConcatenateMagickString(tuple,",",MaxTextExtent);
 670                 ConcatenateColorComponent(&pixel,IndexChannel,X11Compliance,
 671                   tuple);
 672               }
 673             if (pixel.matte != MagickFalse)
 674               {
 675                 (void) ConcatenateMagickString(tuple,",",MaxTextExtent);
 676                 ConcatenateColorComponent(&pixel,AlphaChannel,X11Compliance,
 677                   tuple);
 678               }
 679             (void) ConcatenateMagickString(tuple,")",MaxTextExtent);
 680             (void) QueryMagickColorname(image,&pixel,SVGCompliance,color,
 681               &image->exception);
 682             GetColorTuple(&pixel,MagickTrue,hex);
 683             (void) fprintf(file,"  %8ld: %s %s %s\n",i,tuple,hex,color);
 684             p++;
 685           }
 686         }
 687     }
 688   if (image->error.mean_error_per_pixel != 0.0)
 689     (void) fprintf(file,"  Mean error per pixel: %g\n",
 690       image->error.mean_error_per_pixel);
 691   if (image->error.normalized_mean_error != 0.0)
 692     (void) fprintf(file,"  Normalized mean error: %g\n",
 693       image->error.normalized_mean_error);
 694   if (image->error.normalized_maximum_error != 0.0)
 695     (void) fprintf(file,"  Normalized maximum error: %g\n",
 696       image->error.normalized_maximum_error);
 697   (void) fprintf(file,"  Rendering intent: %s\n",MagickOptionToMnemonic(
 698     MagickIntentOptions,(long) image->rendering_intent));
 699   if (image->gamma != 0.0)
 700     (void) fprintf(file,"  Gamma: %g\n",image->gamma);
 701   if ((image->chromaticity.red_primary.x != 0.0) ||
 702       (image->chromaticity.green_primary.x != 0.0) ||
 703       (image->chromaticity.blue_primary.x != 0.0) ||
 704       (image->chromaticity.white_point.x != 0.0))
 705     {
 706       /*
 707         Display image chromaticity.
 708       */
 709       (void) fprintf(file,"  Chromaticity:\n");
 710       (void) fprintf(file,"    red primary: (%g,%g)\n",
 711         image->chromaticity.red_primary.x,image->chromaticity.red_primary.y);
 712       (void) fprintf(file,"    green primary: (%g,%g)\n",
 713         image->chromaticity.green_primary.x,
 714         image->chromaticity.green_primary.y);
 715       (void) fprintf(file,"    blue primary: (%g,%g)\n",
 716         image->chromaticity.blue_primary.x,image->chromaticity.blue_primary.y);
 717       (void) fprintf(file,"    white point: (%g,%g)\n",
 718         image->chromaticity.white_point.x,image->chromaticity.white_point.y);
 719     }
 720   if ((image->extract_info.width*image->extract_info.height) != 0)
 721     (void) fprintf(file,"  Tile geometry: %lux%lu%+ld%+ld\n",
 722       image->extract_info.width,image->extract_info.height,
 723       image->extract_info.x,image->extract_info.y);
 724   (void) fprintf(file,"  Interlace: %s\n",MagickOptionToMnemonic(
 725     MagickInterlaceOptions,(long) image->interlace));
 726   (void) QueryColorname(image,&image->background_color,SVGCompliance,color,
 727     &image->exception);
 728   (void) fprintf(file,"  Background color: %s\n",color);
 729   (void) QueryColorname(image,&image->border_color,SVGCompliance,color,
 730     &image->exception);
 731   (void) fprintf(file,"  Border color: %s\n",color);
 732   (void) QueryColorname(image,&image->matte_color,SVGCompliance,color,
 733     &image->exception);
 734   (void) fprintf(file,"  Matte color: %s\n",color);
 735   (void) QueryColorname(image,&image->transparent_color,SVGCompliance,color,
 736     &image->exception);
 737   (void) fprintf(file,"  Transparent color: %s\n",color);
 738   (void) fprintf(file,"  Compose: %s\n",MagickOptionToMnemonic(
 739     MagickComposeOptions,(long) image->compose));
 740   if ((image->page.width != 0) || (image->page.height != 0) ||
 741       (image->page.x != 0) || (image->page.y != 0))
 742     (void) fprintf(file,"  Page geometry: %lux%lu%+ld%+ld\n",image->page.width,
 743       image->page.height,image->page.x,image->page.y);
 744   if ((image->page.x != 0) || (image->page.y != 0))
 745     (void) fprintf(file,"  Origin geometry: %+ld%+ld\n",image->page.x,
 746       image->page.y);
 747   (void) fprintf(file,"  Dispose: %s\n",MagickOptionToMnemonic(
 748     MagickDisposeOptions,(long) image->dispose));
 749   if (image->delay != 0)
 750     (void) fprintf(file,"  Delay: %lux%ld\n",image->delay,
 751       image->ticks_per_second);
 752   if (image->iterations != 1)
 753     (void) fprintf(file,"  Iterations: %lu\n",image->iterations);
 754   if ((image->next != (Image *) NULL) || (image->previous != (Image *) NULL))
 755     (void) fprintf(file,"  Scene: %lu of %lu\n",image->scene,
 756       GetImageListLength(image));
 757   else
 758     if (image->scene != 0)
 759       (void) fprintf(file,"  Scene: %lu\n",image->scene);
 760   (void) fprintf(file,"  Compression: %s\n",MagickOptionToMnemonic(
 761     MagickCompressOptions,(long) image->compression));
 762   if (image->quality != UndefinedCompressionQuality)
 763     (void) fprintf(file,"  Quality: %lu\n",image->quality);
 764   (void) fprintf(file,"  Orientation: %s\n",MagickOptionToMnemonic(
 765     MagickOrientationOptions,(long) image->orientation));
 766   if (image->montage != (char *) NULL)
 767     (void) fprintf(file,"  Montage: %s\n",image->montage);
 768   if (image->directory != (char *) NULL)
 769     {
 770       Image
 771         *tile;
 772
 773       ImageInfo
 774         *image_info;
 775
 776       register char
 777         *p,
 778         *q;
 779
 780       WarningHandler
 781         handler;
 782
 783       /*
 784         Display visual image directory.
 785       */
 786       image_info=AcquireImageInfo();
 787       (void) CloneString(&image_info->size,"64x64");
 788       (void) fprintf(file,"  Directory:\n");
 789       for (p=image->directory; *p != '\0'; p++)
 790       {
 791         q=p;
 792         while ((*q != '\n') && (*q != '\0'))
 793           q++;
 794         (void) CopyMagickString(image_info->filename,p,(size_t) (q-p+1));
 795         p=q;
 796         (void) fprintf(file,"    %s",image_info->filename);
 797         handler=SetWarningHandler((WarningHandler) NULL);
 798         tile=ReadImage(image_info,&image->exception);
 799         (void) SetWarningHandler(handler);
 800         if (tile == (Image *) NULL)
 801           {
 802             (void) fprintf(file,"\n");
 803             continue;
 804           }
 805         (void) fprintf(file," %lux%lu %s\n",tile->magick_columns,
 806           tile->magick_rows,tile->magick);
 807         (void) SignatureImage(tile);
 808         ResetImagePropertyIterator(tile);
 809         property=GetNextImageProperty(tile);
 810         while (property != (const char *) NULL)
 811         {
 812           (void) fprintf(file,"  %s:\n",property);
 813           value=GetImageProperty(tile,property);
 814           if (value != (const char *) NULL)
 815             (void) fprintf(file,"%s\n",value);
 816           property=GetNextImageProperty(tile);
 817         }
 818         tile=DestroyImage(tile);
 819       }
 820       image_info=DestroyImageInfo(image_info);
 821     }
 822   (void) GetImageProperty(image,"exif:*");
 823   ResetImagePropertyIterator(image);
 824   property=GetNextImageProperty(image);
 825   if (property != (const char *) NULL)
 826     {
 827       /*
 828         Display image properties.
 829       */
 830       (void) fprintf(file,"  Properties:\n");
 831       while (property != (const char *) NULL)
 832       {
 833         (void) fprintf(file,"    %c",*property);
 834         if (strlen(property) > 1)
 835           (void) fprintf(file,"%s: ",property+1);
 836         if (strlen(property) > 80)
 837           (void) fputc('\n',file);
 838         value=GetImageProperty(image,property);
 839         if (value != (const char *) NULL)
 840           (void) fprintf(file,"%s\n",value);
 841         property=GetNextImageProperty(image);
 842       }
 843     }
 844   (void) FormatMagickString(key,MaxTextExtent,"8BIM:1999,2998:#1");
 845   value=GetImageProperty(image,key);
 846   if (value != (const char *) NULL)
 847     {
 848       /*
 849         Display clipping path.
 850       */
 851       (void) fprintf(file,"  Clipping path: ");
 852       if (strlen(value) > 80)
 853         (void) fputc('\n',file);
 854       (void) fprintf(file,"%s\n",value);
 855     }
 856   ResetImageProfileIterator(image);
 857   name=GetNextImageProfile(image);
 858   if (name != (char *) NULL)
 859     {
 860       const StringInfo
 861         *profile;
 862
 863       /*
 864         Identify image profiles.
 865       */
 866       (void) fprintf(file,"  Profiles:\n");
 867       while (name != (char *) NULL)
 868       {
 869         profile=GetImageProfile(image,name);
 870         if (profile == (StringInfo *) NULL)
 871           continue;
 872         (void) fprintf(file,"    Profile-%s: %lu bytes\n",name,(unsigned long)
 873           GetStringInfoLength(profile));
 874 #if defined(MAGICKCORE_LCMS_DELEGATE)
 875         if ((LocaleCompare(name,"icc") == 0) ||
 876             (LocaleCompare(name,"icm") == 0))
 877           {
 878             cmsHPROFILE
 879               icc_profile;
 880
 881             icc_profile=cmsOpenProfileFromMem(GetStringInfoDatum(profile),
 882               (cmsUInt32Number) GetStringInfoLength(profile));
 883             if (icc_profile != (cmsHPROFILE *) NULL)
 884               {
 885 #if defined(LCMS_VERSION) && (LCMS_VERSION < 2000)
 886                 const char
 887                   *name;
 888
 889                 name=cmsTakeProductName(icc_profile);
 890                 if (name != (const char *) NULL)
 891                   (void) fprintf(file,"      %s\n",name);
 892 #else
 893                 char
 894                   info[MaxTextExtent];
 895
 896                 (void) cmsGetProfileInfoASCII(icc_profile,cmsInfoDescription,
 897                   "en","US",info,MaxTextExtent);
 898                 (void) fprintf(file,"      Description: %s\n",info);
 899                 (void) cmsGetProfileInfoASCII(icc_profile,cmsInfoManufacturer,
 900                   "en","US",info,MaxTextExtent);
 901                 (void) fprintf(file,"      Manufacturer: %s\n",info);
 902                 (void) cmsGetProfileInfoASCII(icc_profile,cmsInfoModel,"en",
 903                   "US",info,MaxTextExtent);
 904                 (void) fprintf(file,"      Model: %s\n",info);
 905                 (void) cmsGetProfileInfoASCII(icc_profile,cmsInfoCopyright,
 906                   "en","US",info,MaxTextExtent);
 907                 (void) fprintf(file,"      Copyright: %s\n",info);
 908 #endif
 909                 (void) cmsCloseProfile(icc_profile);
 910               }
 911           }
 912 #endif
 913         if (LocaleCompare(name,"iptc") == 0)
 914           {
 915             char
 916               *attribute,
 917               **attribute_list;
 918
 919             const char
 920               *tag;
 921
 922             long
 923               dataset,
 924               record,
 925               sentinel;
 926
 927             register long
 928               j;
 929
 930             size_t
 931               length,
 932               profile_length;
 933
 934             profile_length=GetStringInfoLength(profile);
 935             for (i=0; i < (long) profile_length; i+=(long) length)
 936             {
 937               length=1;
 938               sentinel=GetStringInfoDatum(profile)[i++];
 939               if (sentinel != 0x1c)
 940                 continue;
 941               dataset=GetStringInfoDatum(profile)[i++];
 942               record=GetStringInfoDatum(profile)[i++];
 943               switch (record)
 944               {
 945                 case 5: tag="Image Name"; break;
 946                 case 7: tag="Edit Status"; break;
 947                 case 10: tag="Priority"; break;
 948                 case 15: tag="Category"; break;
 949                 case 20: tag="Supplemental Category"; break;
 950                 case 22: tag="Fixture Identifier"; break;
 951                 case 25: tag="Keyword"; break;
 952                 case 30: tag="Release Date"; break;
 953                 case 35: tag="Release Time"; break;
 954                 case 40: tag="Special Instructions"; break;
 955                 case 45: tag="Reference Service"; break;
 956                 case 47: tag="Reference Date"; break;
 957                 case 50: tag="Reference Number"; break;
 958                 case 55: tag="Created Date"; break;
 959                 case 60: tag="Created Time"; break;
 960                 case 65: tag="Originating Program"; break;
 961                 case 70: tag="Program Version"; break;
 962                 case 75: tag="Object Cycle"; break;
 963                 case 80: tag="Byline"; break;
 964                 case 85: tag="Byline Title"; break;
 965                 case 90: tag="City"; break;
 966                 case 95: tag="Province State"; break;
 967                 case 100: tag="Country Code"; break;
 968                 case 101: tag="Country"; break;
 969                 case 103: tag="Original Transmission Reference"; break;
 970                 case 105: tag="Headline"; break;
 971                 case 110: tag="Credit"; break;
 972                 case 115: tag="Src"; break;
 973                 case 116: tag="Copyright String"; break;
 974                 case 120: tag="Caption"; break;
 975                 case 121: tag="Local Caption"; break;
 976                 case 122: tag="Caption Writer"; break;
 977                 case 200: tag="Custom Field 1"; break;
 978                 case 201: tag="Custom Field 2"; break;
 979                 case 202: tag="Custom Field 3"; break;
 980                 case 203: tag="Custom Field 4"; break;
 981                 case 204: tag="Custom Field 5"; break;
 982                 case 205: tag="Custom Field 6"; break;
 983                 case 206: tag="Custom Field 7"; break;
 984                 case 207: tag="Custom Field 8"; break;
 985                 case 208: tag="Custom Field 9"; break;
 986                 case 209: tag="Custom Field 10"; break;
 987                 case 210: tag="Custom Field 11"; break;
 988                 case 211: tag="Custom Field 12"; break;
 989                 case 212: tag="Custom Field 13"; break;
 990                 case 213: tag="Custom Field 14"; break;
 991                 case 214: tag="Custom Field 15"; break;
 992                 case 215: tag="Custom Field 16"; break;
 993                 case 216: tag="Custom Field 17"; break;
 994                 case 217: tag="Custom Field 18"; break;
 995                 case 218: tag="Custom Field 19"; break;
 996                 case 219: tag="Custom Field 20"; break;
 997                 default: tag="unknown"; break;
 998               }
 999               (void) fprintf(file,"      %s[%ld,%ld]: ",tag,dataset,record);
1000               length=(size_t) (GetStringInfoDatum(profile)[i++] << 8);
1001               length|=GetStringInfoDatum(profile)[i++];
1002               attribute=(char *) NULL;
1003               if (~length >= MaxTextExtent)
1004                 attribute=(char *) AcquireQuantumMemory(length+
1005                   MaxTextExtent,sizeof(*attribute));
1006               if (attribute != (char *) NULL)
1007                 {
1008                   (void) CopyMagickString(attribute,(char *)
1009                     GetStringInfoDatum(profile)+i,length+1);
1010                   attribute_list=StringToList(attribute);
1011                   if (attribute_list != (char **) NULL)
1012                     {
1013                       for (j=0; attribute_list[j] != (char *) NULL; j++)
1014                       {
1015                         (void) fputs(attribute_list[j],file);
1016                         (void) fputs("\n",file);
1017                         attribute_list[j]=(char *) RelinquishMagickMemory(
1018                           attribute_list[j]);
1019                       }
1020                       attribute_list=(char **) RelinquishMagickMemory(
1021                         attribute_list);
1022                     }
1023                   attribute=DestroyString(attribute);
1024                 }
1025             }
1026           }
1027         if (image->debug != MagickFalse)
1028           PrintStringInfo(file,name,profile);
1029         name=GetNextImageProfile(image);
1030       }
1031     }
1032   ResetImageArtifactIterator(image);
1033   artifact=GetNextImageArtifact(image);
1034   if (artifact != (const char *) NULL)
1035     {
1036       /*
1037         Display image artifacts.
1038       */
1039       (void) fprintf(file,"  Artifacts:\n");
1040       while (artifact != (const char *) NULL)
1041       {
1042         (void) fprintf(file,"    %c",*artifact);
1043         if (strlen(artifact) > 1)
1044           (void) fprintf(file,"%s: ",artifact+1);
1045         if (strlen(artifact) > 80)
1046           (void) fputc('\n',file);
1047         value=GetImageArtifact(image,artifact);
1048         if (value != (const char *) NULL)
1049           (void) fprintf(file,"%s\n",value);
1050         artifact=GetNextImageArtifact(image);
1051       }
1052     }
1053   ResetImageRegistryIterator();
1054   registry=GetNextImageRegistry();
1055   if (registry != (const char *) NULL)
1056     {
1057       /*
1058         Display image registry.
1059       */
1060       (void) fprintf(file,"  Registry:\n");
1061       while (registry != (const char *) NULL)
1062       {
1063         (void) fprintf(file,"    %c",*registry);
1064         if (strlen(registry) > 1)
1065           (void) fprintf(file,"%s: ",registry+1);
1066         if (strlen(registry) > 80)
1067           (void) fputc('\n',file);
1068         value=(const char *) GetImageRegistry(StringRegistryType,registry,
1069           &image->exception);
1070         if (value != (const char *) NULL)
1071           (void) fprintf(file,"%s\n",value);
1072         registry=GetNextImageRegistry();
1073       }
1074     }
1075   (void) fprintf(file,"  Tainted: %s\n",MagickOptionToMnemonic(
1076     MagickBooleanOptions,(long) image->taint));
1077   (void) FormatMagickSize(GetBlobSize(image),MagickFalse,format);
1078   (void) fprintf(file,"  Filesize: %sB\n",format);
1079   (void) FormatMagickSize((MagickSizeType) image->columns*image->rows,
1080      MagickFalse,format);
1081   (void) fprintf(file,"  Number pixels: %s\n",format);
1082   (void) FormatMagickSize((MagickSizeType) ((double) image->columns*image->rows/
1083     elapsed_time+0.5),MagickFalse,format);
1084   (void) fprintf(file,"  Pixels per second: %s\n",format);
1085   (void) fprintf(file,"  User time: %0.3fu\n",user_time);
1086   (void) fprintf(file,"  Elapsed time: %ld:%02ld.%03ld\n",(long)
1087     (elapsed_time/60.0),(long) ceil(fmod(elapsed_time,60.0)),(long)
1088     (1000.0*(elapsed_time-floor(elapsed_time))));
1089   (void) fprintf(file,"  Version: %s\n",GetMagickVersion((unsigned long *)
1090     NULL));
1091   (void) fflush(file);
1092   return(ferror(file) != 0 ? MagickFalse : MagickTrue);
1093 }