ITK  5.4.0
Insight Toolkit
SphinxExamples/src/Filtering/ImageIntensity/IntensityWindowing/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"
using ImageType = itk::Image<unsigned char, 2>;
static void
CreateImage(ImageType::Pointer image);
int
main()
{
auto image = ImageType::New();
CreateImage(image);
using IntensityWindowingImageFilterType = itk::IntensityWindowingImageFilter<ImageType, ImageType>;
filter->SetInput(image);
filter->SetWindowMinimum(0);
filter->SetWindowMaximum(100);
filter->SetOutputMinimum(0);
filter->SetOutputMaximum(255);
filter->Update();
itk::WriteImage(image, "output.png");
return EXIT_SUCCESS;
}
void
CreateImage(ImageType::Pointer image)
{
start.Fill(0);
size.Fill(100);
ImageType::RegionType region(start, size);
image->SetRegions(region);
image->Allocate();
image->FillBuffer(10);
itk::ImageRegionIterator<ImageType> imageIterator(image, region);
while (!imageIterator.IsAtEnd())
{
if (imageIterator.GetIndex()[0] > 30)
{
imageIterator.Set(0);
}
++imageIterator;
}
}
Pointer
SmartPointer< Self > Pointer
Definition: itkAddImageFilter.h:93
itk::GTest::TypedefsAndConstructors::Dimension2::SizeType
ImageBaseType::SizeType SizeType
Definition: itkGTestTypedefsAndConstructors.h:49
itkImage.h
itkImageRegionIterator.h
itkIntensityWindowingImageFilter.h
itk::Index::Fill
void Fill(IndexValueType value)
Definition: itkIndex.h:274
itk::Size::Fill
void Fill(SizeValueType value)
Definition: itkSize.h:213
itk::ImageRegionIterator
A multi-dimensional iterator templated over image type that walks a region of pixels.
Definition: itkImageRegionIterator.h:80
itk::GTest::TypedefsAndConstructors::Dimension2::IndexType
ImageBaseType::IndexType IndexType
Definition: itkGTestTypedefsAndConstructors.h:50
itk::GTest::TypedefsAndConstructors::Dimension2::RegionType
ImageBaseType::RegionType RegionType
Definition: itkGTestTypedefsAndConstructors.h:54
itk::IntensityWindowingImageFilter
Applies a linear transformation to the intensity levels of the input Image that are inside a user-def...
Definition: itkIntensityWindowingImageFilter.h:142
itkImageFileWriter.h
itk::Image
Templated n-dimensional image class.
Definition: itkImage.h:88
New
static Pointer New()
itk::WriteImage
ITK_TEMPLATE_EXPORT void WriteImage(TImagePointer &&image, const std::string &filename, bool compress=false)
Definition: itkImageFileWriter.h:254