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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 "itkKappaSigmaThresholdImageFilter.h"
#include "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkFilterWatcher.h"
int itkKappaSigmaThresholdImageFilterTest(int argc, char* argv[] )
{
if( argc < 5 )
{
std::cerr << "Usage: " << argv[0];
std::cerr << " inputImageFile outputImageFile iterations sigmaFactor";
std::cerr << std::endl;
return EXIT_FAILURE;
}
typedef unsigned char InputPixelType;
typedef unsigned char MaskPixelType;
typedef unsigned char OutputPixelType;
const unsigned int Dimension = 2;
typedef itk::Image< InputPixelType, Dimension > InputImageType;
typedef itk::Image< MaskPixelType, Dimension > MaskImageType;
typedef itk::Image< OutputPixelType, Dimension > OutputImageType;
typedef itk::KappaSigmaThresholdImageFilter<
InputImageType, MaskImageType, OutputImageType > FilterType;
typedef itk::ImageFileReader< InputImageType > ReaderType;
typedef itk::ImageFileWriter< OutputImageType > WriterType;
ReaderType::Pointer reader = ReaderType::New();
FilterType::Pointer filter = FilterType::New();
WriterType::Pointer writer = WriterType::New();
FilterWatcher watcher(filter);
reader->SetFileName( argv[1] );
filter->SetInput( reader->GetOutput() );
writer->SetInput( filter->GetOutput() );
filter->SetOutsideValue( 0 );
filter->SetInsideValue( 255 );
filter->SetMaskValue( 255 );
filter->SetSigmaFactor( atof( argv[3] ) );
filter->SetNumberOfIterations( atoi( argv[4] ) );
filter->Print( std::cout );
std::cout << " GetOutsideValue() = " << filter->GetOutsideValue() << std::endl;
std::cout << " GetInsideValue() = " << filter->GetInsideValue() << std::endl;
std::cout << " GetMaskValue() = " << filter->GetMaskValue() << std::endl;
std::cout << " GetSigmaFactor() = " << filter->GetSigmaFactor() << std::endl;
std::cout << " GetNumberOfIterations() = " << filter->GetNumberOfIterations() << std::endl;
filter->Update();
std::cout << "Computed Threshold is: " << filter->GetThreshold() << std::endl;
writer->SetFileName( argv[2] );
writer->Update();
return EXIT_SUCCESS;
}
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