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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 <fstream>
#include "itkPasteImageFilter.h"
#include "itkStreamingImageFilter.h"
#include "itkImageRegionSplitterMultidimensional.h"
#include "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkTestingMacros.h"
int
itkPasteImageFilterTest(int argc, char * argv[])
{
if (argc < 4)
{
std::cerr << "Usage: " << itkNameOfTestExecutableMacro(argv) << " DestinationImage SourceImage OutputImage\n";
return EXIT_FAILURE;
}
constexpr unsigned int Dimension = 2;
using PixelType = unsigned char;
using ImageType = itk::Image<PixelType, Dimension>;
itk::ImageFileReader<ImageType>::Pointer dest = itk::ImageFileReader<ImageType>::New();
dest->SetFileName(argv[1]);
itk::ImageFileReader<ImageType>::Pointer src = itk::ImageFileReader<ImageType>::New();
src->SetFileName(argv[2]);
ITK_TRY_EXPECT_NO_EXCEPTION(src->Update());
// Create the filter
using FilterType = itk::PasteImageFilter<ImageType>;
auto filter = FilterType::New();
ITK_EXERCISE_BASIC_OBJECT_METHODS(filter, PasteImageFilter, InPlaceImageFilter);
filter->SetDestinationImage(dest->GetOutput());
filter->SetSourceImage(src->GetOutput());
FilterType::InputImageIndexType destIndex;
destIndex[0] = 100;
destIndex[1] = 70;
filter->SetDestinationIndex(destIndex);
ITK_TEST_SET_GET_VALUE(destIndex, filter->GetDestinationIndex());
FilterType::InputImageIndexType srcIndex;
FilterType::InputImageSizeType srcSize;
FilterType::InputImageRegionType srcRegion;
srcIndex[0] = 20;
srcIndex[1] = 40;
srcSize[0] = 60;
srcSize[1] = 40;
srcRegion.SetIndex(srcIndex);
srcRegion.SetSize(srcSize);
filter->SetSourceRegion(srcRegion);
ITK_TEST_SET_GET_VALUE(srcRegion, filter->GetSourceRegion());
ITK_TRY_EXPECT_NO_EXCEPTION(filter->Update());
// We'll tie this to a streamer to really exercise the paste code
using SplitterType = itk::ImageRegionSplitterMultidimensional;
auto splitter = SplitterType::New();
using StreamerType = itk::StreamingImageFilter<ImageType, ImageType>;
auto streamer = StreamerType::New();
streamer->SetInput(filter->GetOutput());
streamer->SetNumberOfStreamDivisions(25);
streamer->SetRegionSplitter(splitter);
ITK_TRY_EXPECT_NO_EXCEPTION(streamer->Update());
// Generate test image
itk::ImageFileWriter<ImageType>::Pointer writer;
writer = itk::ImageFileWriter<ImageType>::New();
writer->SetInput(streamer->GetOutput());
writer->SetFileName(argv[3]);
ITK_TRY_EXPECT_NO_EXCEPTION(writer->Update());
return EXIT_SUCCESS;
}
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