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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 "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkAddImageFilter.h"
#include "itkImageRegionIteratorWithIndex.h"
#include "itkPipelineMonitorImageFilter.h"
#include "itkTestingMacros.h"
int
itkAddImageFilterTest2(int argc, char * argv[])
{
if (argc != 3)
{
std::cerr << "Missing parameters." << std::endl;
std::cerr << "Usage: " << itkNameOfTestExecutableMacro(argv);
std::cerr << " <InputImage> <OutputImage>" << std::endl;
return EXIT_FAILURE;
}
const char * inputImage = argv[1];
const char * outputImage = argv[2];
// Define the dimension of the images
constexpr unsigned int Dimension = 2;
using FloatPixelType = float;
using IntegerPixelType = unsigned short;
using FloatImageType = itk::Image<FloatPixelType, Dimension>;
using IntegerImageType = itk::Image<IntegerPixelType, Dimension>;
using FloatReaderType = itk::ImageFileReader<FloatImageType>;
auto floatReader = FloatReaderType::New();
floatReader->SetFileName(inputImage);
floatReader->SetUseStreaming(true);
using IntegerReaderType = itk::ImageFileReader<IntegerImageType>;
auto integerReader = IntegerReaderType::New();
integerReader->SetFileName(inputImage);
integerReader->SetUseStreaming(true);
constexpr unsigned int streams = 4;
using IntegerMonitorFilterType = itk::PipelineMonitorImageFilter<IntegerImageType>;
auto integerMonitorFilter = IntegerMonitorFilterType::New();
integerMonitorFilter->SetInput(integerReader->GetOutput());
// Test with different input types.
using AddFilterType = itk::AddImageFilter<FloatImageType, IntegerImageType, FloatImageType>;
auto addFilter = AddFilterType::New();
addFilter->SetInput1(floatReader->GetOutput());
addFilter->SetInput2(integerMonitorFilter->GetOutput());
using MonitorFilterType = itk::PipelineMonitorImageFilter<FloatImageType>;
auto monitorFilter = MonitorFilterType::New();
monitorFilter->SetInput(addFilter->GetOutput());
using WriterType = itk::ImageFileWriter<FloatImageType>;
auto writer = WriterType::New();
writer->SetInput(monitorFilter->GetOutput());
writer->SetNumberOfStreamDivisions(streams);
writer->SetFileName(outputImage);
ITK_TRY_EXPECT_NO_EXCEPTION(writer->Update());
ITK_TEST_EXPECT_TRUE(monitorFilter->VerifyInputFilterExecutedStreaming(streams));
ITK_TEST_EXPECT_TRUE(integerMonitorFilter->VerifyInputFilterExecutedStreaming(streams));
return EXIT_SUCCESS;
}
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