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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* 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 <fstream>
#include "itkIsolatedConnectedImageFilter.h"
#include "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkFilterWatcher.h"
int itkIsolatedConnectedImageFilterTest(int ac, char* av[] )
{
if(ac < 8)
{
std::cerr << "Usage: " << av[0] << " InputImage OutputImage FindUpper(true,false) seed1_x seed1_y seed2_x seed2_y [seed1_x2 seed1_y2 seed2_x2 seed2_y2]*\n";
return -1;
}
typedef unsigned char PixelType;
typedef itk::Image<PixelType, 2> myImage;
itk::ImageFileReader<myImage>::Pointer input = itk::ImageFileReader<myImage>::New();
input->SetFileName(av[1]);
// Create a filter
typedef itk::IsolatedConnectedImageFilter<myImage,myImage> FilterType;
FilterType::Pointer filter = FilterType::New();
FilterWatcher watcher(filter);
filter->SetInput(input->GetOutput());
FilterType::IndexType seed1;
#if ! defined ( ITK_FUTURE_LEGACY_REMOVE )
seed1[0] = atoi(av[4]); seed1[1] = atoi(av[5]);
filter->SetSeed1(seed1); // deprecated method
seed1[0] = atoi(av[6]); seed1[1] = atoi(av[7]);
filter->SetSeed2(seed1); // deprecated method
#endif
// Clear the seeds and then add all of the seeds
filter->ClearSeeds1();
filter->ClearSeeds2();
for (int i=4; i<ac; i+=4)
{
seed1[0] = atoi(av[i]); seed1[1] = atoi(av[i+1]);
filter->AddSeed1(seed1);
seed1[0] = atoi(av[i+2]); seed1[1] = atoi(av[i+3]);
filter->AddSeed2(seed1);
}
// The min and max values for a .png image
filter->SetLower(0);
#if ! defined ( ITK_FUTURE_LEGACY_REMOVE )
filter->SetUpperValueLimit(255); //deprecated method
#endif
filter->SetUpper(255);
filter->SetReplaceValue(255);
// Test SetMacro
filter->SetIsolatedValueTolerance(1);
// Test SetMacro
std::string findUpper = av[3];
if (findUpper == "true")
{ filter->FindUpperThresholdOn(); }
else
{ filter->FindUpperThresholdOff(); }
// Test GetMacros
PixelType lower = filter->GetLower();
std::cout << "filter->GetLower(): "
<< static_cast<itk::NumericTraits<PixelType>::PrintType>(lower)
<< std::endl;
PixelType isolatedValueTolerance = filter->GetIsolatedValueTolerance();
std::cout << "filter->GetIsolatedValueTolerance(): "
<< static_cast<itk::NumericTraits<PixelType>::PrintType>(isolatedValueTolerance)
<< std::endl;
#if ! defined ( ITK_FUTURE_LEGACY_REMOVE )
PixelType upperValueLimit = filter->GetUpperValueLimit();
std::cout << "filter->GetUpperValueLimit(): "
<< static_cast<itk::NumericTraits<PixelType>::PrintType>(upperValueLimit)
<< std::endl;
#endif
PixelType upper = filter->GetUpper();
std::cout << "filter->GetUpper(): "
<< static_cast<itk::NumericTraits<PixelType>::PrintType>(upper)
<< std::endl;
PixelType replaceValue = filter->GetReplaceValue();
std::cout << "filter->GetReplaceValue(): "
<< static_cast<itk::NumericTraits<PixelType>::PrintType>(replaceValue)
<< std::endl;
bool findUpperThreshold = filter->GetFindUpperThreshold();
std::cout << "filter->GetFindUpperThreshold(): "
<< findUpperThreshold
<< std::endl;
try
{
input->Update();
filter->Update();
}
catch (itk::ExceptionObject& e)
{
std::cerr << "Exception detected: " << e.GetDescription();
return -1;
}
bool thresholdingFailed = filter->GetThresholdingFailed();
if (thresholdingFailed)
{
std::cout << "Selection of isolating threshold failed" << std::endl;
}
else
{
std::cout << "Selection of isolating threshold succeeded" << std::endl;
}
// Generate test image
itk::ImageFileWriter<myImage>::Pointer writer;
writer = itk::ImageFileWriter<myImage>::New();
writer->SetInput( filter->GetOutput() );
writer->SetFileName( av[2] );
writer->Update();
// Now flip the mode to test whether it fails
if (findUpper == "true")
{ filter->FindUpperThresholdOff(); }
else
{ filter->FindUpperThresholdOn(); }
try
{
filter->Update();
}
catch (itk::ExceptionObject& e)
{
std::cerr << "Exception detected: " << e.GetDescription();
return -1;
}
thresholdingFailed = filter->GetThresholdingFailed();
if (thresholdingFailed)
{
std::cout << "When mode flipped: Selection of isolating threshold failed" << std::endl;
}
else
{
std::cout << "When mode flipped: Selection of isolating threshold succeeded" << std::endl;
}
return EXIT_SUCCESS;
}
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