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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 <iostream>
#include <fstream>
#include <string>
#include "itkMacro.h"
#include "itksys/SystemTools.hxx"
#include "otbImageFileReader.h"
#include "otbVectorImage.h"
int otbMultiResolutionReadingInfo(int argc, char* argv[])
{
if (argc != 3)
{
std::cout << argv[0] << "<input filename> <output filename>" << std::endl;
return EXIT_FAILURE;
}
const char* inputFilename = argv[1];
const char* outputAsciiFilename = argv[2];
typedef double PixelType;
const unsigned int Dimension = 2;
typedef otb::VectorImage<PixelType, Dimension> ImageType;
typedef otb::ImageFileReader<ImageType> ReaderType;
ReaderType::Pointer reader = ReaderType::New();
reader->SetFileName(inputFilename);
reader->UpdateOutputInformation();
std::vector<std::string> desc = reader->GetOverviewsInfo();
if (desc.empty())
return EXIT_FAILURE;
std::ofstream file;
file.open(outputAsciiFilename);
// Parse all the names to delete the path of the filename
for (unsigned int itRes = 0; itRes < reader->GetOverviewsCount(); itRes++)
{
file << "RESOLUTION: " << itRes << "; "
<< "DESC: " << desc[itRes] << std::endl;
}
file.close();
return EXIT_SUCCESS;
}
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