LongvolWriter.h

 
#pragma once
 
#if defined(LongvolWriter_RECURSES)
#error Recursive header files inclusion detected in LongvolWriter.h
#else // defined(LongvolWriter_RECURSES)
#define LongvolWriter_RECURSES
 
#if !defined LongvolWriter_h
#define LongvolWriter_h
 
// Inclusions
#include <iostream>
#include <string>
#include "DGtal/base/Common.h"
#include "DGtal/base/CUnaryFunctor.h"
#include "DGtal/base/BasicFunctors.h"
 
namespace DGtal
{
 
  // template class LongvolWriter
  template <typename TImage, typename TFunctor = functors::Identity>
  struct LongvolWriter
  {
    // ----------------------- Standard services ------------------------------
 
    typedef TImage Image;
    typedef typename TImage::Value Value;
    typedef TFunctor Functor;
    typedef DGtal::uint64_t ValueLongvol;
    
    BOOST_CONCEPT_ASSERT((  concepts::CUnaryFunctor<TFunctor, Value, ValueLongvol> )) ;    
    
    
    static bool exportLongvol(const std::string & filename, const Image &aImage,
                              const bool compressed = true,
                              const Functor & aFunctor = Functor());
    
    
  private: 
    
    template <typename Word>
    static
    std::ostream& write_word( std::ostream& outs, Word value )
    {
      for (unsigned size = sizeof( Word ); size; --size, value >>= 8)
        outs.put( static_cast <char> (value & 0xFF) );
      return outs;
    }
    
  };
}//namespace
 
// Includes inline functions.
#include "DGtal/io/writers/LongvolWriter.ih"
 
//                                                                           //
 
#endif // !defined LongvolWriter_h
 
#undef LongvolWriter_RECURSES
#endif // else defined(LongvolWriter_RECURSES)