ITK  5.4.0
Insight Toolkit
SphinxExamples/src/Filtering/ImageCompare/CombineTwoImagesWithCheckerBoardPattern/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 != 2)
{
std::cerr << "Usage:" << std::endl;
std::cerr << argv[0] << " <OutputImage>" << std::endl;
return EXIT_FAILURE;
}
constexpr unsigned int Dimension = 2;
using PixelType = unsigned char;
start.Fill(0);
size.Fill(100);
region.SetSize(size);
region.SetIndex(start);
auto image1 = ImageType::New();
image1->SetRegions(region);
image1->Allocate();
image1->FillBuffer(0);
auto image2 = ImageType::New();
image2->SetRegions(region);
image2->Allocate();
image2->FillBuffer(255);
using CheckerBoardFilterType = itk::CheckerBoardImageFilter<ImageType>;
auto checkerBoardFilter = CheckerBoardFilterType::New();
checkerBoardFilter->SetInput1(image1);
checkerBoardFilter->SetInput2(image2);
try
{
itk::WriteImage(checkerBoardFilter->GetOutput(), argv[1]);
}
catch (const itk::ExceptionObject & error)
{
std::cerr << "Error: " << error << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
itk::CheckerBoardImageFilter
Combines two images in a checkerboard pattern.
Definition: itkCheckerBoardImageFilter.h:46
itk::GTest::TypedefsAndConstructors::Dimension2::SizeType
ImageBaseType::SizeType SizeType
Definition: itkGTestTypedefsAndConstructors.h:49
itkImage.h
itk::Index::Fill
void Fill(IndexValueType value)
Definition: itkIndex.h:274
itk::Size::Fill
void Fill(SizeValueType value)
Definition: itkSize.h:213
itk::GTest::TypedefsAndConstructors::Dimension2::IndexType
ImageBaseType::IndexType IndexType
Definition: itkGTestTypedefsAndConstructors.h:50
itkCheckerBoardImageFilter.h
itk::GTest::TypedefsAndConstructors::Dimension2::RegionType
ImageBaseType::RegionType RegionType
Definition: itkGTestTypedefsAndConstructors.h:54
itkImageFileWriter.h
itk::Image
Templated n-dimensional image class.
Definition: itkImage.h:88
New
static Pointer New()
itk::ImageRegion::SetSize
void SetSize(const SizeType &size)
Definition: itkImageRegion.h:202
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