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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 "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkMetaDataObject.h"
#include "itkMetaImageIO.h"
#include "itkTestingHashImageFilter.h"
#include "itkTestingMacros.h"
// Specific ImageIO test
namespace
{
int
TestUnknowMetaDataBug(const std::string & fname)
{
std::cout << "Testing for unknown meta data entry bug." << std::endl;
try
{
using PixelType = unsigned short;
using ImageType = itk::Image<PixelType, 2>;
ImageType::RegionType region;
ImageType::SizeType size = { { 32, 32 } };
region.SetSize(size);
auto image = ImageType::New();
image->SetRegions(region);
image->Allocate();
image->FillBuffer(0);
itk::MetaDataDictionary & dict = image->GetMetaDataDictionary();
itk::EncapsulateMetaData<float>(dict, "ASimpleFloatInitalized", static_cast<float>(1.234560F));
itk::EncapsulateMetaData<std::complex<float>>(
dict, "AnUnsuportedComplexInitalized", std::complex<float>(1.234560F));
using Hasher = itk::Testing::HashImageFilter<ImageType>;
auto hasher = Hasher::New();
hasher->SetInput(image);
hasher->InPlaceOff();
hasher->Update();
std::string originalHash = hasher->GetHash();
std::cout << "\tOriginal image hash: " << originalHash << std::endl;
// Write image out
itk::ImageFileWriter<ImageType>::Pointer writer;
writer = itk::ImageFileWriter<ImageType>::New();
writer->SetInput(image);
writer->SetFileName(fname);
writer->Update();
itk::ImageFileReader<ImageType>::Pointer reader;
reader = itk::ImageFileReader<ImageType>::New();
reader->SetFileName(fname);
hasher->SetInput(reader->GetOutput());
hasher->Update();
std::string readHash = hasher->GetHash();
std::cout << "\tRead hash: " << readHash << std::endl;
ITK_TEST_EXPECT_EQUAL(originalHash, readHash);
}
catch (const std::exception & e)
{
std::cerr << "Exception: " << e.what() << std::endl;
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
} // namespace
int
itkMetaImageIOTest2(int argc, char * argv[])
{
if (argc < 2)
{
std::cerr << "Missing Parameters." << std::endl;
std::cerr << "Usage: " << itkNameOfTestExecutableMacro(argv) << " outputFileName" << std::endl;
return EXIT_FAILURE;
}
const bool pass = (TestUnknowMetaDataBug(argv[1]) == EXIT_SUCCESS);
return (pass ? EXIT_SUCCESS : EXIT_FAILURE);
}
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