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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 <fstream>
#include "itkBoxMeanImageFilter.h"
#include "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkTextOutput.h"
#include "itkFilterWatcher.h"
int itkBoxMeanImageFilterTest(int ac, char* av[] )
{
// Comment the following if you want to use the itk text output window
itk::OutputWindow::SetInstance(itk::TextOutput::New());
if(ac < 4)
{
std::cerr << "Usage: " << av[0] << " InputImage BaselineImage radius" << std::endl;
return -1;
}
typedef itk::Image<unsigned char, 2> ImageType;
typedef itk::ImageFileReader<ImageType> ReaderType;
ReaderType::Pointer input = ReaderType::New();
input->SetFileName(av[1]);
// Create a filter
typedef itk::BoxMeanImageFilter<ImageType,ImageType> FilterType;
FilterType::Pointer filter = FilterType::New();
FilterWatcher filterWatch(filter);
typedef FilterType::RadiusType RadiusType;
// test default values
RadiusType r1;
r1.Fill( 1 );
if ( filter->GetRadius() != r1 )
{
std::cerr << "Wrong default Radius." << std::endl;
return EXIT_FAILURE;
}
// set radius with a radius type
RadiusType r5;
r5.Fill( 5 );
filter->SetRadius( r5 );
if ( filter->GetRadius() != r5 )
{
std::cerr << "Radius value is not the expected one: r5." << std::endl;
return EXIT_FAILURE;
}
// set radius with an integer
filter->SetRadius( 1 );
if ( filter->GetRadius() != r1 )
{
std::cerr << "Radius value is not the expected one: r1." << std::endl;
return EXIT_FAILURE;
}
try
{
int r = atoi( av[3] );
filter->SetInput(input->GetOutput());
filter->SetRadius( r );
filter->Update();
}
catch (itk::ExceptionObject& e)
{
std::cerr << "Exception detected: " << e.GetDescription();
return EXIT_FAILURE;
}
// Generate test image
typedef itk::ImageFileWriter<ImageType> WriterType;
WriterType::Pointer writer = WriterType::New();
writer->SetInput( filter->GetOutput() );
writer->SetFileName( av[2] );
writer->Update();
return EXIT_SUCCESS;
}
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