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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkGrayscaleConnectedOpeningImageFilterTest.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 "itkImage.h"
#include "itkPNGImageIO.h"
#include "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkFilterWatcher.h"
#include "itkGrayscaleConnectedOpeningImageFilter.h"
int itkGrayscaleConnectedOpeningImageFilterTest( int argc, char * argv[] )
{
if( argc < 5 )
{
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0] << " inputImageFile ";
std::cerr << " outputImageFile seedX seedY " << std::endl;
return EXIT_FAILURE;
}
//
// The following code defines the input and output pixel types and their
// associated image types.
//
const unsigned int Dimension = 2;
typedef unsigned char InputPixelType;
typedef unsigned char OutputPixelType;
typedef unsigned char WritePixelType;
typedef itk::Image< InputPixelType, Dimension > InputImageType;
typedef itk::Image< OutputPixelType, Dimension > OutputImageType;
typedef itk::Image< WritePixelType, Dimension > WriteImageType;
// readers/writers
typedef itk::ImageFileReader< InputImageType > ReaderType;
typedef itk::ImageFileWriter< WriteImageType > WriterType;
// define the fillhole filter
typedef itk::GrayscaleConnectedOpeningImageFilter<
InputImageType,
OutputImageType > ConnectedOpeningFilterType;
// Creation of Reader and Writer filters
ReaderType::Pointer reader = ReaderType::New();
WriterType::Pointer writer = WriterType::New();
// Create the filter
ConnectedOpeningFilterType::Pointer connectedOpening = ConnectedOpeningFilterType::New();
FilterWatcher watcher(connectedOpening, "Opening"); watcher.QuietOn();
// Setup the input and output files
reader->SetFileName( argv[1] );
writer->SetFileName( argv[2] );
// Setup the connected opening method
connectedOpening->SetInput( reader->GetOutput() );
InputImageType::IndexType seed;
seed[0] = atoi(argv[3]);
seed[1] = atoi(argv[4]);
connectedOpening->SetSeed(seed);
// Run the filter
writer->SetInput( connectedOpening->GetOutput() );
writer->Update();
// Output the number of iterations used
std::cout << "ConnectedOpening took " << connectedOpening->GetNumberOfIterationsUsed() << " iterations." << std::endl;
std::cout << "<DartMeasurement name=\"NumberOfIterations\" type=\"numeric/integer\">" << connectedOpening->GetNumberOfIterationsUsed() << "</DartMeasurement>" << std::endl;
return EXIT_SUCCESS;
}
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