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/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile: itkGrayscaleMorphologicalOpeningImageFilterTest.cxx,v $
Language: C++
Date: $Date: 2005-01-09 00:28:58 $
Version: $Revision: 1.2 $
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 <itkGrayscaleMorphologicalOpeningImageFilter.h>
#include <itkBinaryBallStructuringElement.h>
#include "itkFilterWatcher.h"
#include <itkExceptionObject.h>
#include <itkImageFileReader.h>
#include <itkImageFileWriter.h>
int itkGrayscaleMorphologicalOpeningImageFilterTest(int argc, char* argv [] )
{
if( argc < 3 )
{
std::cerr << "Missing arguments." << std::endl;
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0] << " inputImage outputImage " << std::endl;
return EXIT_FAILURE;
}
// Define the dimension of the images
const unsigned int Dimension = 2;
// Define the pixel type
typedef unsigned char PixelType;
// Declare the types of the images
typedef itk::Image<PixelType, Dimension> ImageType;
// Declare the reader and writer
typedef itk::ImageFileReader< ImageType > ReaderType;
typedef itk::ImageFileWriter< ImageType > WriterType;
// Declare the type for the structuring element
typedef itk::BinaryBallStructuringElement<
PixelType, Dimension> KernelType;
// Declare the type for the morphology Filter
typedef itk::GrayscaleMorphologicalOpeningImageFilter<
ImageType, ImageType, KernelType> FilterType;
// Create the reader and writer
ReaderType::Pointer reader = ReaderType::New();
WriterType::Pointer writer = WriterType::New();
reader->SetFileName( argv[1] );
writer->SetFileName( argv[2] );
// Create the filter
FilterType::Pointer filter = FilterType::New();
FilterWatcher watcher(filter, "filter");
// Connect the pipeline
filter->SetInput( reader->GetOutput() );
writer->SetInput( filter->GetOutput() );
// Create the structuring element
KernelType ball;
KernelType::SizeType ballSize;
ballSize[0] = 2;
ballSize[1] = 2;
ball.SetRadius(ballSize);
ball.CreateStructuringElement();
// Connect the structuring element
filter->SetKernel( ball );
// Exercise Print()
filter->Print( std::cout );
// Execute the filter
try
{
writer->Update();
}
catch (itk::ExceptionObject& e)
{
std::cerr << "Exception caught during pipeline Update\n" << e;
return EXIT_FAILURE;
}
// All objects should be automatically destroyed at this point
return EXIT_SUCCESS;
}
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