root/utilities/compare.c

DEFINITIONS

1. CompareMain
2. main
3. wmain

/*
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%                        Image Comparison Utility                             %
%                                                                             %
%                                                                             %
%                           Software Design                                   %
%                                Cristy                                       %
%                            December 2003                                    %
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%                                                                             %
%  Copyright 1999-2015 ImageMagick Studio LLC, a non-profit organization      %
%  dedicated to making software imaging solutions freely available.           %
%                                                                             %
%  You may not use this file except in compliance with the License.  You may  %
%  obtain a copy of the License at                                            %
%                                                                             %
%    http://www.imagemagick.org/script/license.php                            %
%                                                                             %
%  Unless required by applicable law or agreed to in writing, software        %
%  distributed under the License is distributed on an "AS IS" BASIS,          %
%  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   %
%  See the License for the specific language governing permissions and        %
%  limitations under the License.                                             %
%                                                                             %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% The compare utility mathematically and visually annotates the difference
% between an image and its reconstruction.
%
*/

/*
  Include declarations.
*/
#include "wand/studio.h"
#include "wand/MagickWand.h"

/*
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*/

static int CompareMain(int argc,char **argv)
{
  char
    *metadata;

  const char
    *option;

  ExceptionInfo
    *exception;

  ImageInfo
    *image_info;

  MagickBooleanType
    dissimilar,
    status;

  MagickCoreGenesis(*argv,MagickTrue);
  exception=AcquireExceptionInfo();
  image_info=AcquireImageInfo();
  metadata=(char *) NULL;
  status=MagickCommandGenesis(image_info,CompareImageCommand,argc,argv,
    &metadata,exception);
  if (metadata != (char *) NULL)
    metadata=DestroyString(metadata);
  option=GetImageOption(image_info,"compare:dissimilar");
  dissimilar=IsMagickTrue(option);
  image_info=DestroyImageInfo(image_info);
  exception=DestroyExceptionInfo(exception);
  MagickCoreTerminus();
  if (dissimilar != MagickFalse)
    return(1);
  return(status != MagickFalse ? 0 : 2);
}

#if !defined(MAGICKCORE_WINDOWS_SUPPORT) || defined(__CYGWIN__) || defined(__MINGW32__) || defined(__MINGW64__)
int main(int argc,char **argv)
{
  return(CompareMain(argc,argv));
}
#else
int wmain(int argc,wchar_t *argv[])
{
  char
    **utf8;

  int
    status;

  register int
    i;

  utf8=NTArgvToUTF8(argc,argv);
  status=CompareMain(argc,utf8);
  for (i=0; i < argc; i++)
    utf8[i]=DestroyString(utf8[i]);
  utf8=(char **) RelinquishMagickMemory(utf8);
  return(status);
}
#endif