imageWrapper.hpp

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#ifndef ODP_IMAGE_WRAPPER_HPP
#define ODP_IMAGE_WRAPPER_HPP
 
#ifndef __cplusplus
#error This is a C++ include file and cannot be used from plain C
#endif
 
// System header files
#include <type_traits>
 
// Local header files
#include "ifw/odp/cppcpl/image.hpp"
 
 
namespace ifw::odp {
  template <typename T>
  class ImageWrapper: virtual public odp::Image
  {
 
     // Restrict the usage to the supported built-in types
    static_assert(std::is_same<T, int>::value ||
                  std::is_same<T, float>::value ||
                  std::is_same<T, double>::value,
                  "class ImageWrapper can only be instantiated with int|float|double types");
 
  public:
    ImageWrapper();

    ImageWrapper(const ImageWrapper& image);
    ImageWrapper(const cpl_size xsize, const cpl_size ysize);

    ImageWrapper(const ImageWrapper& image,
                 const cpl_size llx,
                 const cpl_size lly,
                 const cpl_size urx,
                 const cpl_size ury);

    virtual ~ImageWrapper();

    virtual void Unload();

    virtual bool    IsWrapped() const;

    virtual void    SetWrap(bool status);

    virtual void Save(const char *filename);

    virtual void Save(const char *filename, cpl_type_bpp type_bpp);

    virtual void Read(T *data_ptr,
                               cpl_size width,
                               cpl_size height);
 
  private:
    void Allocate(size_t size);
 
  protected:
   T*   m_data; 
 
 
  private:
    bool m_wrapped; 
  };
 
 
 
 
}
 
#include "imageWrapper.ipp"
#endif