text: /*=========================================================================
   *
   *  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 "itkKittlerIllingworthThresholdImageFilter.h"
  
  #include "itkImageFileReader.h"
  #include "itkImageFileWriter.h"
  #include "itkFilterWatcher.h"
  #include "itkTestingMacros.h"
  
  int itkKittlerIllingworthMaskedThresholdImageFilterTest(int argc, char* argv[] )
  {
    if( argc < 4 )
      {
      std::cerr << "Usage: " << argv[0];
      std::cerr << " inputImageFile maskImageFile outputImageFile";
      std::cerr << std::endl;
      return EXIT_FAILURE;
      }
  
    typedef  short          InputPixelType;
    typedef  unsigned char  OutputPixelType;
  
    typedef itk::Image< InputPixelType,  2 >   InputImageType;
    typedef itk::Image< OutputPixelType, 2 >   OutputImageType;
  
    typedef itk::KittlerIllingworthThresholdImageFilter<
                 InputImageType, OutputImageType, OutputImageType >  FilterType;
  
    typedef itk::ImageFileReader< InputImageType >   ReaderType;
    typedef itk::ImageFileReader< OutputImageType >  MaskReaderType;
  
    typedef itk::ImageFileWriter< OutputImageType >  WriterType;
  
    ReaderType::Pointer reader = ReaderType::New();
    FilterType::Pointer filter = FilterType::New();
    WriterType::Pointer writer = WriterType::New();
  
    MaskReaderType::Pointer maskreader = MaskReaderType::New();
  
    FilterWatcher watcher(filter);
  
    filter->SetInsideValue( 255 );
    TEST_SET_GET_VALUE( 255, filter->GetInsideValue() );
  
    filter->SetOutsideValue( 0 );
    TEST_SET_GET_VALUE( 0, filter->GetOutsideValue() );
  
    reader->SetFileName( argv[1] );
    maskreader->SetFileName(argv[2]);
    filter->SetInput( reader->GetOutput() );
    filter->SetMaskImage( maskreader->GetOutput() );
    writer->SetInput( filter->GetOutput() );
  
    filter->Update();
    std::cout << "Computed Threshold is: "
              << itk::NumericTraits<FilterType::InputPixelType>::PrintType(filter->GetThreshold())
              << std::endl;
    writer->SetFileName( argv[3] );
    writer->Update();
  
    return EXIT_SUCCESS;
  }
  