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