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/*=========================================================================
*
* Copyright NumFOCUS
*
* 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
*
* https://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 "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkLabelImageToLabelMapFilter.h"
#include "itkLabelMapToBinaryImageFilter.h"
#include "itkTestingMacros.h"
#include "itkSimpleFilterWatcher.h"
int
itkLabelMapToBinaryImageFilterTest(int argc, char * argv[])
{
if (argc != 5)
{
std::cerr << "usage: " << itkNameOfTestExecutableMacro(argv);
std::cerr << " inputLabelImage outputBinaryImage";
std::cerr << " foregroundValue backgroundValue";
std::cerr << std::endl;
return EXIT_FAILURE;
}
constexpr unsigned int Dimension = 2;
using BinaryPixelType = unsigned char;
using LabelPixelType = unsigned char;
using BinaryImageType = itk::Image<BinaryPixelType, Dimension>;
using LabelImageType = itk::Image<LabelPixelType, Dimension>;
using LabelObjectType = itk::LabelObject<LabelPixelType, Dimension>;
using LabelMapType = itk::LabelMap<LabelObjectType>;
using ReaderType = itk::ImageFileReader<LabelImageType>;
auto reader = ReaderType::New();
reader->SetFileName(argv[1]);
using I2LType = itk::LabelImageToLabelMapFilter<LabelImageType, LabelMapType>;
auto i2l = I2LType::New();
using L2IType = itk::LabelMapToBinaryImageFilter<LabelMapType, BinaryImageType>;
auto l2i = L2IType::New();
l2i->SetForegroundValue(std::stoi(argv[3]));
ITK_TEST_SET_GET_VALUE(std::stoi(argv[3]), l2i->GetForegroundValue());
l2i->SetBackgroundValue(std::stoi(argv[4]));
ITK_TEST_SET_GET_VALUE(std::stoi(argv[4]), l2i->GetBackgroundValue());
itk::SimpleFilterWatcher watcher(l2i);
using WriterType = itk::ImageFileWriter<BinaryImageType>;
auto writer = WriterType::New();
writer->SetFileName(argv[2]);
writer->UseCompressionOn();
i2l->SetInput(reader->GetOutput());
l2i->SetInput(i2l->GetOutput());
writer->SetInput(l2i->GetOutput());
ITK_TRY_EXPECT_NO_EXCEPTION(writer->Update());
i2l->GetOutput()->PrintLabelObjects();
std::cout << l2i->GetNameOfClass() << std::endl;
l2i->Print(std::cout);
return EXIT_SUCCESS;
}
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