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/*
* Copyright (C) 2005-2017 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 "otbGenericRSResampleImageFilter.h"
#include "otbImageFileReader.h"
#include "otbImageFileWriter.h"
#include <ogr_spatialref.h>
// Extract ROI
#include "otbMultiChannelExtractROI.h"
// Images definition
const unsigned int Dimension = 2;
typedef double PixelType;
typedef otb::VectorImage<PixelType, Dimension> ImageType;
typedef ImageType::SizeType SizeType;
typedef otb::GenericRSResampleImageFilter<ImageType,
ImageType> ImageResamplerType;
typedef ImageResamplerType::OriginType OriginType;
typedef ImageResamplerType::SpacingType SpacingType;
typedef otb::ImageFileReader<ImageType> ReaderType;
typedef otb::ImageFileWriter<ImageType> WriterType;
int otbGenericRSResampleImageFilterNew(int itkNotUsed(argc), char * itkNotUsed(argv)[])
{
// SmartPointer instantiation
ImageResamplerType::Pointer resampler = ImageResamplerType::New();
std::cout << resampler << std::endl;
return EXIT_SUCCESS;
}
int otbGenericRSResampleImageFilter(int itkNotUsed(argc), char* argv[])
{
// SmartPointer instantiation
ImageResamplerType::Pointer resampler = ImageResamplerType::New();
const char * infname = argv[1];
const char * outfname = argv[6];
unsigned int isize = atoi(argv[2]);
double iGridSpacing = atof(argv[3]);
int useInRpc = atoi(argv[4]);
int useOutRpc = atoi(argv[5]);
ReaderType::Pointer reader = ReaderType::New();
// Read the input image
reader->SetFileName(infname);
reader->UpdateOutputInformation();
// Fill the output size with the user selection
SizeType size;
size.Fill(isize);
// Set the origin & the spacing of the output
OriginType origin;
origin[0] = 367340;
origin[1] = 4.83467e+06;
SpacingType spacing;
spacing[0] = 0.6;
spacing[1] = -0.6;
// Build the output projection ref : UTM ref
OGRSpatialReference oSRS;
oSRS.SetProjCS("UTM");
oSRS.SetUTM(31, true);
char * utmRef = ITK_NULLPTR;
oSRS.exportToWkt(&utmRef);
// Displacement Field spacing
SpacingType gridSpacing;
gridSpacing[0] = iGridSpacing;
gridSpacing[1] = -iGridSpacing;
// Default value builder
ImageType::PixelType defaultValue;
itk::NumericTraits<ImageType::PixelType>::SetLength(defaultValue, reader->GetOutput()->GetNumberOfComponentsPerPixel());
// Set the Resampler Parameters
resampler->SetInput(reader->GetOutput());
resampler->SetDisplacementFieldSpacing(gridSpacing);
resampler->SetOutputOrigin(origin);
resampler->SetOutputSize(size);
resampler->SetOutputSpacing(spacing);
resampler->SetOutputProjectionRef(utmRef);
resampler->SetEdgePaddingValue(defaultValue);
if (useInRpc)
{
resampler->SetInputRpcGridSize(20);
resampler->EstimateInputRpcModelOn();
}
if (useOutRpc)
{
resampler->SetOutputRpcGridSize(20);
resampler->EstimateOutputRpcModelOn();
}
// Write the resampled image
WriterType::Pointer writer= WriterType::New();
writer->SetNumberOfDivisionsTiledStreaming(4);
writer->SetFileName(outfname);
writer->SetInput(resampler->GetOutput());
writer->Update();
std::cout << resampler << std::endl;
return EXIT_SUCCESS;
}
int otbGenericRSResampleImageFilterFromMap(int itkNotUsed(argc), char* argv[])
{
typedef otb::MultiChannelExtractROI<PixelType, PixelType> ExtractROIType;
// SmartPointer instantiation
ExtractROIType::Pointer extractor = ExtractROIType::New();
ImageResamplerType::Pointer resampler = ImageResamplerType::New();
const char * infname = argv[1];
const char * outfname = argv[4];
double iGridSpacing = atof(argv[2]);
int useInRpc = atoi(argv[3]);
// Reader Instantiation
ReaderType::Pointer reader = ReaderType::New();
reader->SetFileName(infname);
reader->UpdateOutputInformation();
SpacingType spacing;
spacing[0] = 2.5;
spacing[1] = -2.5;
// Displacement Field spacing
SpacingType gridSpacing;
gridSpacing[0] = iGridSpacing;
gridSpacing[1] = -iGridSpacing;
// Default value builder
ImageType::PixelType defaultValue;
itk::NumericTraits<ImageType::PixelType>::SetLength(defaultValue, reader->GetOutput()->GetNumberOfComponentsPerPixel());
// Extract a roi centered on the input center
ImageType::RegionType roi;
ImageType::IndexType roiIndex;
SizeType roiSize;
// Fill the size
roiSize.Fill(250);
// Fill the start index
roiIndex[0] = (unsigned int)((reader->GetOutput()->GetLargestPossibleRegion().GetSize()[0] - roiSize[0]) /2);
roiIndex[1] = (unsigned int)((reader->GetOutput()->GetLargestPossibleRegion().GetSize()[1] - roiSize[1]) /2);
roi.SetIndex(roiIndex);
roi.SetSize(roiSize);
extractor->SetExtractionRegion(roi);
extractor->SetInput(reader->GetOutput());
extractor->UpdateOutputInformation();
// Set the Resampler Parameters
resampler->SetInput(extractor->GetOutput());
resampler->SetDisplacementFieldSpacing(gridSpacing);
resampler->SetOutputParametersFromMap("UTM", spacing);
if (useInRpc)
{
resampler->SetInputRpcGridSize(20);
resampler->EstimateInputRpcModelOn();
}
// Write the resampled image
WriterType::Pointer writer= WriterType::New();
writer->SetAutomaticTiledStreaming();
writer->SetFileName(outfname);
writer->SetInput(resampler->GetOutput());
writer->Update();
std::cout << resampler << std::endl;
return EXIT_SUCCESS;
}
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