ITK  5.4.0
Insight Toolkit
SphinxExamples/src/Filtering/Thresholding/ThresholdAnImageUsingBinary/Code.cxx
/*=========================================================================
*
* 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 "itkImage.h"
int
main(int argc, char * argv[])
{
if (argc < 7)
{
std::cerr << "Usage: " << std::endl;
std::cerr << argv[0] << std::endl;
std::cerr << " <InputImage> <OutputImage> <LowerThreshold>";
std::cerr << " <UpperThreshold> <OutsideValue> <InsideValue>" << std::endl;
return EXIT_FAILURE;
}
constexpr unsigned int Dimension = 2;
using PixelType = unsigned char;
const char * InputImage = argv[1];
const char * OutputImage = argv[2];
const auto LowerThreshold = static_cast<PixelType>(atoi(argv[3]));
const auto UpperThreshold = static_cast<PixelType>(atoi(argv[4]));
const auto OutsideValue = static_cast<PixelType>(atoi(argv[5]));
const auto InsideValue = static_cast<PixelType>(atoi(argv[6]));
const auto input = itk::ReadImage<ImageType>(InputImage);
auto filter = FilterType::New();
filter->SetInput(input);
filter->SetLowerThreshold(LowerThreshold);
filter->SetUpperThreshold(UpperThreshold);
filter->SetOutsideValue(OutsideValue);
filter->SetInsideValue(InsideValue);
try
{
itk::WriteImage(filter->GetOutput(), OutputImage);
}
catch (const itk::ExceptionObject & e)
{
std::cerr << "Error: " << e << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
itk::BinaryThresholdImageFilter
Binarize an input image by thresholding.
Definition: itkBinaryThresholdImageFilter.h:132
itkImageFileReader.h
itkImage.h
itkImageFileWriter.h
itk::Math::e
static constexpr double e
Definition: itkMath.h:56
itkBinaryThresholdImageFilter.h
itk::Image
Templated n-dimensional image class.
Definition: itkImage.h:88
New
static Pointer New()
itk::GTest::TypedefsAndConstructors::Dimension2::Dimension
constexpr unsigned int Dimension
Definition: itkGTestTypedefsAndConstructors.h:44
itk::WriteImage
ITK_TEMPLATE_EXPORT void WriteImage(TImagePointer &&image, const std::string &filename, bool compress=false)
Definition: itkImageFileWriter.h:254