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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkGetAverageSliceImageFilterTest.cxx
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#if defined(_MSC_VER)
#pragma warning ( disable : 4786 )
#endif
#include "itkGetAverageSliceImageFilter.h"
#include "itkRGBPixel.h"
#include "itkImageSeriesReader.h"
#include "itkImageSeriesWriter.h"
#include "itkGDCMImageIO.h"
#include "itkGDCMSeriesFileNames.h"
#include "itksys/SystemTools.hxx"
int itkGetAverageSliceImageFilterTest(int argc, char *argv[] )
{
typedef short PixelType;
static const int ImageDimension = 3;
typedef itk::Image<PixelType,ImageDimension> InputImageType;
typedef itk::Image<PixelType,ImageDimension> OutputImageType;
typedef itk::Image<unsigned char,ImageDimension> WriteImageType;
typedef itk::ImageSeriesReader< InputImageType > ReaderType ;
typedef itk::GetAverageSliceImageFilter<InputImageType,OutputImageType> GetAveragerType;
typedef itk::ImageSeriesWriter<OutputImageType,WriteImageType> WriterType;
typedef itk::GDCMSeriesFileNames SeriesFileNames;
typedef itk::GDCMImageIO ImageIOType;
if (argc < 3)
{
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0] << " inputDICOMDirectory outputFile" << std::endl;
return EXIT_FAILURE;
}
// Get the input filenames
SeriesFileNames::Pointer names = SeriesFileNames::New();
// Get the DICOM filenames from the directory
names->SetInputDirectory( argv[1] );
// Create the reader
ImageIOType::Pointer gdcmIO = ImageIOType::New();
ReaderType::Pointer reader = ReaderType::New();
reader->SetImageIO( gdcmIO );
try
{
reader->SetFileNames( names->GetInputFileNames() );
reader->Update();
}
catch (itk::ExceptionObject &excp)
{
std::cerr << "Error reading the series" << std::endl;
std::cerr << excp << std::endl;
return EXIT_FAILURE;
}
// GetAverage the input images
GetAveragerType::Pointer average = GetAveragerType::New();
average->SetInput( reader->GetOutput() );
average->SetAveragedOutDimension( 2 );
try
{
average->Update();
}
catch ( itk::ExceptionObject &excp)
{
std::cerr << "Error running the average filter" << std::endl;
std::cerr << excp << std::endl;
return EXIT_FAILURE;
}
average->GetOutput()->Print(std::cout);
average->Print( std::cout );
try
{
WriterType::Pointer writer = WriterType::New();
writer->SetFileName ( argv[2] );
writer->SetInput(average->GetOutput());
writer->Update();
}
catch( itk::ExceptionObject & excp )
{
std::cerr << "Error writing the series" << std::endl;
std::cerr << excp << std::endl;
return EXIT_FAILURE;
}
std::cout << "Test passed." << std::endl;
return EXIT_SUCCESS;
}
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