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/*
* Copyright (C) 2005-2020 Centre National d'Etudes Spatiales (CNES)
*
* This file is part of Orfeo Toolbox
*
* https://www.orfeo-toolbox.org/
*
* 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
*
* 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 "otbStreamingResampleImageFilter.h"
#include "otbImageFileReader.h"
#include "otbImageFileWriter.h"
#include "otbImageFileWriter.h"
#include "itkTranslationTransform.h"
#include "otbStreamingTraits.h"
#include "itkResampleImageFilter.h"
int otbStreamingResampleImageFilterCompareWithITK(int itkNotUsed(argc), char* argv[])
{
const char* inputFilename = argv[1];
unsigned int sizeXOutputImage = atoi(argv[2]);
unsigned int sizeYOutputImage = atoi(argv[3]);
const char* outputITKFilename = argv[4];
const char* outputOTBFilename = argv[5];
const unsigned int Dimension = 2;
typedef double InputPixelType;
typedef double OutputPixelType;
typedef double InterpolatorPrecisionType;
typedef otb::Image<InputPixelType, Dimension> InputImageType;
typedef otb::Image<OutputPixelType, Dimension> OutputImageType;
// typedef otb::VectorImage<OutputPixelType, Dimension> InputVectorImageType;
typedef otb::ImageFileReader<InputImageType> ReaderType;
typedef otb::ImageFileWriter<OutputImageType> WriterType;
typedef otb::ImageFileWriter<OutputImageType> StreamingWriterType;
typedef itk::TranslationTransform<InputPixelType, Dimension> TransformType;
typedef itk::NearestNeighborInterpolateImageFunction<InputImageType, InterpolatorPrecisionType> NNInterpolatorType;
typedef itk::ResampleImageFilter<InputImageType, OutputImageType, InterpolatorPrecisionType> ITKResampleImageFilterType;
typedef otb::StreamingResampleImageFilter<InputImageType, OutputImageType, InterpolatorPrecisionType> OTBResampleImageFilterType;
// Instantiating object
ReaderType::Pointer reader = ReaderType::New();
WriterType::Pointer writerITKFilter = WriterType::New();
StreamingWriterType::Pointer writerOTBFilter = StreamingWriterType::New();
ITKResampleImageFilterType::Pointer resamplerITK = ITKResampleImageFilterType::New();
OTBResampleImageFilterType::Pointer resamplerOTB = OTBResampleImageFilterType::New();
TransformType::Pointer transform = TransformType::New();
// Transformation creation
TransformType::OutputVectorType translation;
translation[0] = 30;
translation[1] = 50;
transform->SetOffset(translation);
// Input Image
reader->SetFileName(inputFilename);
// Resamplers connected to input image
resamplerITK->SetInput(reader->GetOutput());
resamplerOTB->SetInput(reader->GetOutput());
// Size of output resamplers result
OTBResampleImageFilterType::SizeType size;
size[0] = sizeXOutputImage;
size[1] = sizeYOutputImage;
resamplerITK->SetSize(size);
resamplerOTB->SetOutputSize(size);
// Set Interpolation
NNInterpolatorType::Pointer interpolator = NNInterpolatorType::New();
// Resamplers are updated with new interpolation (default is linear interpolation)
resamplerITK->SetInterpolator(interpolator);
resamplerOTB->SetInterpolator(interpolator);
// Resamplers are updated with new transformation (default is identity)
resamplerITK->SetTransform(transform);
resamplerOTB->SetTransform(transform);
// Result of resamplers is written
writerITKFilter->SetInput(resamplerITK->GetOutput());
writerITKFilter->SetFileName(outputITKFilename);
writerITKFilter->Update();
writerOTBFilter->SetInput(resamplerOTB->GetOutput());
// writerOTBFilter->SetAutomaticTiledStreaming();
writerOTBFilter->SetFileName(outputOTBFilename);
writerOTBFilter->SetNumberOfDivisionsStrippedStreaming(10);
writerOTBFilter->Update();
return EXIT_SUCCESS;
}
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