root/Magick++/tests/readWriteImages.cpp

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DEFINITIONS

This source file includes following definitions.
  1. main

// This may look like C code, but it is really -*- C++ -*-
//
// Copyright Bob Friesenhahn, 1999, 2000, 2003
//
// Test STL readImages and writeImages functions
//

#include <Magick++.h>
#include <string>
#include <iostream>
#include <list>
#include <vector>

using namespace std;

using namespace Magick;

int main( int /*argc*/, char ** argv)
{

  // Initialize ImageMagick install location for Windows
  InitializeMagick(*argv);

  int failures=0;

  try {

    string srcdir("");
    if(getenv("SRCDIR") != 0)
      srcdir = getenv("SRCDIR");

    //
    // Test readImages and writeImages
    //
      
    list<Image> first;
    readImages( &first, srcdir + "test_image_anim.miff" );
      
    if ( first.size() != 6 )
      {
        ++failures;
        cout << "Line: " << __LINE__ 
             << "  Read images failed, number of frames is "
             << first.size()
             << " rather than 6 as expected." << endl;
      }
      
    writeImages( first.begin(), first.end(), "testmagick_anim_out.miff" );
      
    list<Image> second;
    readImages( &second, "testmagick_anim_out.miff" );
      
    list<Image>::iterator firstIter = first.begin();
    list<Image>::iterator secondIter = second.begin();
    while( firstIter != first.end() && secondIter != second.end() )
      {

        if ( firstIter->scene() != secondIter->scene() )
          {
            ++failures;
            cout << "Line: " << __LINE__ 
                 << "  Image scene: " << secondIter->scene()
                 << " is not equal to original "
                 << firstIter->scene()
                 << endl;
          }

        if ( firstIter->rows() != secondIter->rows() )
          {
            ++failures;
            cout << "Line: " << __LINE__ 
                 << "  Image rows " << secondIter->rows()
                 << " are not equal to original "
                 << firstIter->rows()
                 << endl;
          }

        if ( firstIter->columns() != secondIter->columns() )
          {
            ++failures;
            cout << "Line: " << __LINE__ 
                 << "  Image columns " << secondIter->columns()
                 << " are not equal to original "
                 << firstIter->rows()
                 << endl;
          }

        firstIter++;
        secondIter++;
      }
  }

  catch( Exception &error_ )
    {
      cout << "Caught exception: " << error_.what() << endl;
      return 1;
    }
  catch( exception &error_ )
    {
      cout << "Caught exception: " << error_.what() << endl;
      return 1;
    }

  if ( failures )
    {
      cout << failures << " failures" << endl;
      return 1;
    }
  
  return 0;
}


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