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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 <iostream>
#include "itkCropImageFilter.h"
#include "itkFilterWatcher.h"
#include "itkTestingMacros.h"
int itkCropImageFilterTest( int, char* [] )
{
// Define the dimension of the images
const unsigned int ImageDimension = 2;
// Declare the pixel types of the images
typedef short PixelType;
// Declare the types of the images
typedef itk::Image< PixelType, ImageDimension > ImageType;
ImageType::Pointer inputImage = ImageType::New();
// Fill in the image
ImageType::IndexType index = {{0, 0}};
ImageType::SizeType size = {{8, 12}};
ImageType::RegionType region;
region.SetSize( size );
region.SetIndex( index );
inputImage->SetLargestPossibleRegion( region );
inputImage->SetBufferedRegion( region );
inputImage->Allocate();
itk::ImageRegionIterator< ImageType > iterator( inputImage, region );
short i = 0;
for(; !iterator.IsAtEnd(); ++iterator, ++i)
{
iterator.Set( i );
}
// Create the filter
itk::CropImageFilter< ImageType, ImageType >::Pointer cropFilter =
itk::CropImageFilter< ImageType, ImageType >::New();
EXERCISE_BASIC_OBJECT_METHODS( cropFilter, CropImageFilter,
ExtractImageFilter );
FilterWatcher watcher( cropFilter );
cropFilter->SetInput( inputImage );
ImageType::RegionType requestedRegion;
ImageType::SizeType extractSize = {{8, 12}};
extractSize[0] = 1;
extractSize[1] = 1;
cropFilter->SetBoundaryCropSize( extractSize );
cropFilter->SetUpperBoundaryCropSize( extractSize );
TEST_SET_GET_VALUE( extractSize, cropFilter->GetUpperBoundaryCropSize() );
cropFilter->SetLowerBoundaryCropSize( extractSize );
TEST_SET_GET_VALUE( extractSize, cropFilter->GetLowerBoundaryCropSize() );
cropFilter->UpdateLargestPossibleRegion();
requestedRegion = cropFilter->GetOutput()->GetRequestedRegion();
if( cropFilter->GetOutput()->GetLargestPossibleRegion().GetSize()[0] != 6
|| cropFilter->GetOutput()->GetLargestPossibleRegion().GetSize()[1] != 10 )
{
return EXIT_FAILURE;
}
if( cropFilter->GetOutput()->GetLargestPossibleRegion().GetIndex()[0] != 1
|| cropFilter->GetOutput()->GetLargestPossibleRegion().GetIndex()[1] != 1 )
{
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
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