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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 "itkSimpleFilterWatcher.h"
#include "itkStatisticsKeepNObjectsLabelMapFilter.h"
#include "itkLabelImageToStatisticsLabelMapFilter.h"
#include "itkTestingMacros.h"
int
itkStatisticsKeepNObjectsLabelMapFilterTest1(int argc, char * argv[])
{
if (argc != 7)
{
std::cerr << "Missing parameters." << std::endl;
std::cerr << "Usage: " << itkNameOfTestExecutableMacro(argv);
std::cerr << " input feature output";
std::cerr << " reverseOrdering attribute numberOfObjectsToKeep";
std::cerr << std::endl;
return EXIT_FAILURE;
}
constexpr unsigned int dim = 3;
using PixelType = unsigned char;
using ImageType = itk::Image<PixelType, dim>;
using StatisticsLabelObjectType = itk::StatisticsLabelObject<PixelType, dim>;
using LabelMapType = itk::LabelMap<StatisticsLabelObjectType>;
using ReaderType = itk::ImageFileReader<ImageType>;
auto reader = ReaderType::New();
reader->SetFileName(argv[1]);
auto reader2 = ReaderType::New();
reader2->SetFileName(argv[2]);
using I2LType = itk::LabelImageToStatisticsLabelMapFilter<ImageType, ImageType, LabelMapType>;
auto i2l = I2LType::New();
i2l->SetInput(reader->GetOutput());
i2l->SetFeatureImage(reader2->GetOutput());
using LabelOpeningType = itk::StatisticsKeepNObjectsLabelMapFilter<LabelMapType>;
auto opening = LabelOpeningType::New();
ITK_EXERCISE_BASIC_OBJECT_METHODS(opening, StatisticsKeepNObjectsLabelMapFilter, ShapeKeepNObjectsLabelMapFilter);
// testing boolean macro for ReverseOrdering
opening->ReverseOrderingOn();
ITK_TEST_SET_GET_VALUE(true, opening->GetReverseOrdering());
opening->ReverseOrderingOff();
ITK_TEST_SET_GET_VALUE(false, opening->GetReverseOrdering());
// testing get and set macros or ReverseOrdering
bool reverseOrdering = std::stoi(argv[4]);
opening->SetReverseOrdering(reverseOrdering);
ITK_TEST_SET_GET_VALUE(reverseOrdering, opening->GetReverseOrdering());
// testing get and set macros for Attribute
LabelOpeningType::AttributeType attribute = std::stoi(argv[5]);
opening->SetAttribute(attribute);
ITK_TEST_SET_GET_VALUE(attribute, opening->GetAttribute());
opening->SetNumberOfObjects(std::stoi(argv[6]));
opening->SetInput(i2l->GetOutput());
itk::SimpleFilterWatcher watcher(opening, "filter");
using L2IType = itk::LabelMapToLabelImageFilter<LabelMapType, ImageType>;
auto l2i = L2IType::New();
l2i->SetInput(opening->GetOutput());
using WriterType = itk::ImageFileWriter<ImageType>;
auto writer = WriterType::New();
writer->SetInput(l2i->GetOutput());
writer->SetFileName(argv[3]);
writer->UseCompressionOn();
ITK_TRY_EXPECT_NO_EXCEPTION(writer->Update());
return EXIT_SUCCESS;
}
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