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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 "itkTranslationTransform.h"
int otbStreamingResampleImageFilter(int itkNotUsed(argc), char* argv[])
{
const char* inputFilename = argv[1];
const char* outputFilename = argv[2];
const unsigned int Dimension = 2;
typedef double InputPixelType;
typedef unsigned char OutputPixelType;
typedef double InterpolatorPrecisionType;
typedef otb::Image<InputPixelType, Dimension> InputImageType;
typedef otb::Image<OutputPixelType, Dimension> OutputImageType;
typedef otb::ImageFileReader<InputImageType> ReaderType;
typedef otb::ImageFileWriter<OutputImageType> WriterType;
typedef itk::TranslationTransform<InputPixelType, Dimension> TransformType;
typedef otb::StreamingResampleImageFilter<InputImageType, OutputImageType, InterpolatorPrecisionType> StreamingResampleImageFilterType;
// Instantiating object
ReaderType::Pointer reader = ReaderType::New();
WriterType::Pointer writer = WriterType::New();
StreamingResampleImageFilterType::Pointer resampler = StreamingResampleImageFilterType::New();
TransformType::Pointer transform = TransformType::New();
// Input Image
reader->SetFileName(inputFilename);
// Resampler connected to input image
resampler->SetInput(reader->GetOutput());
// Size of output resampler result
StreamingResampleImageFilterType::SizeType size;
size[0] = 600;
size[1] = 600;
resampler->SetOutputSize(size);
// Transformation creation
TransformType::OutputVectorType translation;
translation[0] = 10;
translation[1] = 20;
transform->SetOffset(translation);
// Resampler is updated with new transformation (default is identity)
resampler->SetTransform(transform);
// Result of resampler is written
writer->SetInput(resampler->GetOutput());
writer->SetNumberOfDivisionsStrippedStreaming(1);
writer->SetFileName(outputFilename);
writer->Update();
return EXIT_SUCCESS;
}
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