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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 "itkLaplacianSharpeningImageFilter.h"
#include "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkRescaleIntensityImageFilter.h"
int main(int argc, char* argv[])
{
if( argc < 3)
{
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0] << " inputImage outputImage " << std::endl;
return EXIT_FAILURE;
}
const char * inputFilename = argv[1];
const char * outputFilename = argv[2];
typedef unsigned char CharPixelType;
const unsigned int Dimension = 2;
typedef itk::Image<CharPixelType, Dimension> CharImageType;
typedef itk::ImageFileReader< CharImageType > ReaderType;
typedef itk::ImageFileWriter< CharImageType > WriterType;
typedef itk::RescaleIntensityImageFilter<CharImageType, CharImageType> RescaleFilter;
typedef itk::LaplacianSharpeningImageFilter<
CharImageType,
CharImageType > LaplacianSharpeningFilter;
//Setting the IO
ReaderType::Pointer reader = ReaderType::New();
WriterType::Pointer writer = WriterType::New();
RescaleFilter::Pointer rescale = RescaleFilter::New();
//Setting the ITK pipeline filter
LaplacianSharpeningFilter::Pointer lapFilter = LaplacianSharpeningFilter::New();
reader->SetFileName( inputFilename );
writer->SetFileName( outputFilename );
//Sharpen with the laplacian
lapFilter->SetInput( reader->GetOutput() );
// Rescale and cast to unsigned char
rescale->SetInput( lapFilter->GetOutput() );
writer->SetInput( rescale->GetOutput() );
rescale->SetOutputMinimum( 0 );
rescale->SetOutputMaximum( 255 );
try
{
writer->Update();
}
catch( itk::ExceptionObject & err )
{
std::cout << "ExceptionObject caught !" << std::endl;
std::cout << err << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
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