otbGdalDataTypeBridge.h 2.06 KB
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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.
 */
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#ifndef otbGdalDataTypeBridge_h
#define otbGdalDataTypeBridge_h
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#include <typeinfo>
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#include "gdal.h"

namespace otb
{


namespace GdalDataTypeBridge
{

template<class Type>
GDALDataType GetGDALDataType()
{
   if (typeid(Type) == typeid(char))
   {
   return GDT_Byte;
   }
   else if (typeid(Type) == typeid(unsigned char))
   {
   return GDT_Byte;
   }
   else if (typeid(Type) == typeid(unsigned short))
   {
   return GDT_UInt16;
   }
   else if (typeid(Type) == typeid(short))
   {
   return GDT_Int16;
   }
   else if (typeid(Type) == typeid(int))
   {
   return GDT_Int32;
   }
   else if (typeid(Type) == typeid(unsigned int))
   {
   return GDT_UInt32;
   }
   else if (typeid(Type) == typeid(long))
   {
      if( sizeof(long) == 8 )
         {
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         //itkWarningMacro(<< "Cast a long (64 bit) image to an int (32 bit) one.")
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         }
      return GDT_Int32;
   }
   else if (typeid(Type) == typeid(unsigned long))
   {
      if( sizeof(unsigned long) == 8 )
         {
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         //itkWarningMacro(<< "Cast an unsigned long (64 bit) image to an unsigned int (32 bit) one.")
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         }
      return GDT_UInt32;
   }
   else if (typeid(Type) == typeid(float))
   {
   return GDT_Float32;
   }
   else if (typeid(Type) == typeid(double))
   {
   return GDT_Float64;
   }
   else
   {
   return GDT_Byte;
   }
}

} // End namespace GdalDataTypeBridge


} // End namespace otb

#endif