ITK  5.3.0
Insight Toolkit
SphinxExamples/src/Filtering/ImageGrid/PadImageByWrapping/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
*
* 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 "itkImage.h"
using ImageType = itk::Image<unsigned char, 2>;
static void
CreateImage(ImageType::Pointer image);
int
main(int, char *[])
{
ImageType::Pointer image = ImageType::New();
CreateImage(image);
using WrapPadImageFilterType = itk::WrapPadImageFilter<ImageType, ImageType>;
ImageType::SizeType lowerBound;
lowerBound[0] = 20;
lowerBound[1] = 30;
ImageType::SizeType upperBound;
upperBound[0] = 50;
upperBound[1] = 40;
WrapPadImageFilterType::Pointer padFilter = WrapPadImageFilterType::New();
padFilter->SetInput(image);
padFilter->SetPadLowerBound(lowerBound);
padFilter->SetPadUpperBound(upperBound);
padFilter->Update();
return EXIT_SUCCESS;
}
void
CreateImage(ImageType::Pointer image)
{
// Create an image
start[0] = 0;
start[1] = 0;
size[0] = 200;
size[1] = 100;
region.SetSize(size);
region.SetIndex(start);
image->SetRegions(region);
image->Allocate();
itk::ImageRegionIterator<ImageType> imageIterator(image, image->GetLargestPossibleRegion());
while (!imageIterator.IsAtEnd())
{
imageIterator.Set(imageIterator.GetIndex()[0]);
++imageIterator;
}
}
itk::GTest::TypedefsAndConstructors::Dimension2::SizeType
ImageBaseType::SizeType SizeType
Definition: itkGTestTypedefsAndConstructors.h:49
itkImage.h
itkImageRegionIterator.h
itk::WrapPadImageFilter
Increase the image size by padding with replicants of the input image value.
Definition: itkWrapPadImageFilter.h:54
itkWrapPadImageFilter.h
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
itkRescaleIntensityImageFilter.h
itk::ImageRegionIterator::Set
void Set(const PixelType &value) const
Definition: itkImageRegionIterator.h:116
itkImageFileWriter.h
itk::Size::SetSize
void SetSize(const SizeValueType val[VDimension])
Definition: itkSize.h:179
itk::Image
Templated n-dimensional image class.
Definition: itkImage.h:86