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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* 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.
*
*=========================================================================*/
#include "itkImage.h"
#include <iostream>
#include "itkMINCImageIO.h"
#include "itkMINCImageIOFactory.h"
#include "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkImageMomentsCalculator.h"
#include "itkStdStreamStateSave.h"
template<typename ImageType> int test_image_moments(const char *input_image,const char *output_image,double total, double mx,double my,double epsilon)
{
typedef itk::ImageFileReader< ImageType > ReaderType;
typedef itk::ImageFileWriter< ImageType > WriterType;
typedef itk::ImageMomentsCalculator< ImageType > MomentsCalculatorType;
typename ReaderType::Pointer reader = ReaderType::New();
typename MomentsCalculatorType::Pointer calculator=MomentsCalculatorType::New();
reader->SetFileName( input_image );
reader->Update();
calculator->SetImage(reader->GetOutput());
calculator->Compute();
std::cout<<"Image:"<<input_image<<" sum="<<calculator->GetTotalMass()<<" COM="<<calculator->GetCenterOfGravity()<<std::endl;
if(total>0.0) //assume that if no total was provided this test should not be performed
{
if(fabs(calculator->GetTotalMass()-total)>epsilon)
{
std::cerr<<"Total sum mismatch:"<<calculator->GetTotalMass()<<" difference="<<(calculator->GetTotalMass()-total)<<std::endl;
return EXIT_FAILURE;
}
if(fabs(calculator->GetCenterOfGravity()[0]-mx)>epsilon)
{
std::cerr<<"Total mx mismatch:"<<calculator->GetCenterOfGravity()[0]<<std::endl;
return EXIT_FAILURE;
}
if(fabs(calculator->GetCenterOfGravity()[1]-my)>epsilon)
{
std::cerr<<"Total my mismatch:"<<calculator->GetCenterOfGravity()[1]<<std::endl;
return EXIT_FAILURE;
}
}
if( output_image )
{
typename WriterType::Pointer writer = WriterType::New();
writer->SetFileName( output_image );
writer->SetInput( reader->GetOutput() );
writer->Update();
}
return EXIT_SUCCESS;
}
int itkMINCImageIOTest_2D( int argc, char * argv [] )
{
// Save the format stream variables for std::cout
// They will be restored when coutState goes out of scope
// scope.
itk::StdStreamStateSave coutState(std::cout);
if ( argc < 3 )
{
std::cerr << "Missing Arguments " << std::endl;
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0] << " inputfile outputfile [sum mx my ]" << std::endl;
return EXIT_FAILURE;
}
const char *input=argv[1];
const char *output=argv[2];
double total = 0.0;
double mx = 0.0;
double my = 0.0;
itk::MINCImageIOFactory::RegisterOneFactory();
if(argc>3)
{
if(argc==7)
{
total=atof( argv[3] );
mx=atof( argv[4] );
my=atof( argv[5] );
}
else
{
std::cerr << "Incorrecte number of additional arguments " << std::endl;
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0] << " inputfile outputfile [sum mx my ]" << std::endl;
return EXIT_FAILURE;
}
}
double epsilon=1e-3;
try
{
int ret=EXIT_SUCCESS;
// save and restore cout's precision, to silence a Coverity warning
std::cout.precision( 10 );
if( test_image_moments<itk::Image< double, 2 > >(input,ITK_NULLPTR,total,mx,my,epsilon) != EXIT_SUCCESS )
{
ret=EXIT_FAILURE;
}
// write out only float image
if( test_image_moments<itk::Image< float, 2 > >(input,output,total,mx,my,epsilon) != EXIT_SUCCESS )
{
ret=EXIT_FAILURE;
}
return ret;
}
catch( itk::ExceptionObject & excp )
{
std::cerr << excp << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
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