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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 "itkPasteImageFilter.h"
#include "itkStreamingImageFilter.h"
#include "itkImageRegionSplitterMultidimensional.h"
#include "itkImageFileReader.h"
#include "itkImageFileWriter.h"
#include "itkTestingMacros.h"
int itkPasteImageFilterTest( int argc, char* argv[] )
{
if(argc < 4)
{
std::cerr << "Usage: " << argv[0] << " DestinationImage SourceImage OutputImage\n";
return -1;
}
const unsigned int Dimension = 2;
typedef unsigned char PixelType;
typedef itk::Image< PixelType, Dimension > ImageType;
itk::ImageFileReader< ImageType >::Pointer dest =
itk::ImageFileReader< ImageType >::New();
dest->SetFileName( argv[1] );
itk::ImageFileReader< ImageType >::Pointer src =
itk::ImageFileReader< ImageType >::New();
src->SetFileName( argv[2] );
TRY_EXPECT_NO_EXCEPTION( src->Update() );
// Create the filter
typedef itk::PasteImageFilter< ImageType > FilterType;
FilterType::Pointer filter = FilterType::New();
EXERCISE_BASIC_OBJECT_METHODS( filter, PasteImageFilter, InPlaceImageFilter );
filter->SetDestinationImage( dest->GetOutput() );
filter->SetSourceImage( src->GetOutput() );
FilterType::InputImageIndexType destIndex;
destIndex[0] = 100;
destIndex[1] = 70;
filter->SetDestinationIndex( destIndex );
TEST_SET_GET_VALUE( destIndex, filter->GetDestinationIndex() );
FilterType::InputImageIndexType srcIndex;
FilterType::InputImageSizeType srcSize;
FilterType::InputImageRegionType srcRegion;
srcIndex[0] = 20;
srcIndex[1] = 40;
srcSize[0] = 60;
srcSize[1] = 40;
srcRegion.SetIndex( srcIndex );
srcRegion.SetSize( srcSize );
filter->SetSourceRegion( srcRegion );
TEST_SET_GET_VALUE( srcRegion, filter->GetSourceRegion() );
TRY_EXPECT_NO_EXCEPTION( filter->Update() );
// We'll tie this to a streamer to really exercise the paste code
typedef itk::ImageRegionSplitterMultidimensional SplitterType;
SplitterType::Pointer splitter = SplitterType::New();
typedef itk::StreamingImageFilter< ImageType, ImageType > StreamerType;
StreamerType::Pointer streamer = StreamerType::New();
streamer->SetInput( filter->GetOutput() );
streamer->SetNumberOfStreamDivisions( 25 );
streamer->SetRegionSplitter( splitter );
try
{
streamer->Update();
}
catch (itk::ExceptionObject& e)
{
std::cerr << "Exception detected: " << e.GetDescription();
return -1;
}
catch (...)
{
std::cerr << "Some other exception occurred" << std::endl;
return -2;
}
// Generate test image
itk::ImageFileWriter< ImageType >::Pointer writer;
writer = itk::ImageFileWriter< ImageType >::New();
writer->SetInput( streamer->GetOutput() );
writer->SetFileName( argv[3] );
TRY_EXPECT_NO_EXCEPTION( writer->Update() );
return EXIT_SUCCESS;
}
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