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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 "itkScalarChanAndVeseSparseLevelSetImageFilter.h"
#include "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkAtanRegularizedHeavisideStepFunction.h"
int itkScalarChanAndVeseSparseLevelSetImageFilterTest2( int argc, char * argv [] )
{
if( argc < 4 )
{
std::cerr << "Missing arguments" << std::endl;
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0] << "inputLevelSetImage inputFeatureImage ";
std::cerr << " outputLevelSetImage" << std::endl;
return EXIT_FAILURE;
}
unsigned int nb_iteration = 50;
double rms = 0.;
double epsilon = 1.;
double mu = 0.;
double nu = 0.;
double l1 = 1.;
double l2 = 3.;
const unsigned int Dimension = 2;
typedef float ScalarPixelType;
typedef itk::Image< ScalarPixelType, Dimension > LevelSetImageType;
typedef itk::Image< ScalarPixelType, Dimension > FeatureImageType;
typedef itk::ScalarChanAndVeseLevelSetFunctionData< LevelSetImageType, FeatureImageType >
DataHelperType;
typedef itk::ConstrainedRegionBasedLevelSetFunctionSharedData< LevelSetImageType, FeatureImageType, DataHelperType >
SharedDataHelperType;
typedef itk::ScalarChanAndVeseLevelSetFunction< LevelSetImageType,
FeatureImageType, SharedDataHelperType > LevelSetFunctionType;
typedef itk::ScalarChanAndVeseSparseLevelSetImageFilter< LevelSetImageType,
FeatureImageType, LevelSetImageType, LevelSetFunctionType, SharedDataHelperType > MultiLevelSetType;
typedef itk::ImageFileReader< LevelSetImageType > LevelSetReaderType;
typedef itk::ImageFileReader< FeatureImageType > FeatureReaderType;
typedef itk::ImageFileWriter< LevelSetImageType > WriterType;
typedef itk::AtanRegularizedHeavisideStepFunction< ScalarPixelType, ScalarPixelType > DomainFunctionType;
DomainFunctionType::Pointer domainFunction = DomainFunctionType::New();
domainFunction->SetEpsilon( epsilon );
LevelSetReaderType::Pointer levelSetReader1 = LevelSetReaderType::New();
levelSetReader1->SetFileName( argv[1] );
levelSetReader1->Update();
FeatureReaderType::Pointer featureReader = FeatureReaderType::New();
featureReader->SetFileName( argv[2] );
featureReader->Update();
MultiLevelSetType::Pointer levelSetFilter = MultiLevelSetType::New();
levelSetFilter->SetFunctionCount( 1 ); // Protected ?
levelSetFilter->SetFeatureImage( featureReader->GetOutput() );
levelSetFilter->SetLevelSet( 0, levelSetReader1->GetOutput() );
levelSetFilter->SetNumberOfIterations( nb_iteration );
levelSetFilter->SetMaximumRMSError( rms );
levelSetFilter->SetUseImageSpacing( 0 );
levelSetFilter->SetInPlace( false );
levelSetFilter->GetDifferenceFunction(0)->SetDomainFunction( domainFunction );
levelSetFilter->GetDifferenceFunction(0)->SetCurvatureWeight( mu );
levelSetFilter->GetDifferenceFunction(0)->SetAreaWeight( nu );
levelSetFilter->GetDifferenceFunction(0)->SetLambda1( l1 );
levelSetFilter->GetDifferenceFunction(0)->SetLambda2( l2 );
levelSetFilter->Update();
WriterType::Pointer writer1 = WriterType::New();
writer1->SetInput( levelSetFilter->GetOutput() );
writer1->UseCompressionOn();
writer1->SetFileName( argv[3] );
try
{
writer1->Update();
}
catch( itk::ExceptionObject & excep )
{
std::cerr << "Exception caught !" << std::endl;
std::cerr << excep << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
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