otbGeomMetadataSupplier.h

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/*
 * Copyright (C) 2005-2022 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.
 */
 
#ifndef otbGeomMetadataSupplier_h
#define otbGeomMetadataSupplier_h
 
#include <boost/any.hpp>
#include <unordered_map>
 
#include "OTBMetadataExport.h"
#include "otbMetadataSupplierInterface.h"
#include "otbImageMetadata.h"
 
 
namespace otb
{
 
class OTBMetadata_EXPORT GeomMetadataSupplier
  : public MetadataSupplierInterface
{
public:
  using DictType = std::unordered_map<std::string, std::string>;
 
  GeomMetadataSupplier(const std::string & geomFile);
  GeomMetadataSupplier(const std::string & geomFile, const std::string & imageFile);
  GeomMetadataSupplier(const GeomMetadataSupplier &) = delete;
  GeomMetadataSupplier& operator=(const GeomMetadataSupplier&) = delete;
  ~GeomMetadataSupplier() = default;
 
  std::string GetMetadataValue(std::string const& path, bool& hasValue, int band=1) const override;
 
  std::string GetResourceFile(std::string const& s="") const override;
  std::vector<std::string> GetResourceFiles() const override;
 
  int GetNbBands() const override;
 
  bool FetchRPC(ImageMetadata & imd, const double lineOffset=0, const double sampleOffset=0);
 
  bool FetchGCP(ImageMetadata & imd);
 
  unsigned int GetNumberOf(std::string const&) const override;
 
  unsigned int GetAttributId(std::string const&, std::string const&) const override
  {
    otbLogMacro(Error, << "GetAttributId() not yet implemented in otbGeomMetadataSupplier");
    return 0;
  }
 
  std::string PrintSelf() const;
 
protected:
  void ReadGeomFile();
 
private:
  std::unordered_map<std::string, std::string> m_FileNames;
 
  DictType m_MetadataDic;
 
};
 
} // end namespace otb
 
#endif