hunk.code_window: | height           | _number_  | both      | Height of the image or video                                                                                  |                                                                                                      |
   | creationTime     | _number_  | both      | File creation timestamp                                                                                       |                                                                                                      |
   | modificationTime | _number_  | both      | Last modification timestamp                                                                                   |                                                                                                      |
   | duration         | _number_  | both      | Duration of the video or audio asset                                                                          |                                                                                                      |
   | mediaSubtypes    | _array_   | iOS       | An array of media subtypes                                                                                    | `hdr`, `panorama`, `stream`, `timelapse`, `screenshot`, `highFrameRate`, `livePhoto`, `depthEffect`  |
   | albumId          | _string_  | Android   | Album ID that the asset belongs to                                                                            |                                                                                                      |
   | localUri \*      | _string_  | both      | Local URI for the asset                                                                                       |                                                                                                      |
   | location \*      | _object_  | both      | GPS location if available                                                                                     | `latitude: number, longitude: number` or `null`                                                      |
   | exif \*          | _object_  | both      | EXIF metadata associated with the image                                                                       |                                                                                                      |
  
hunk.labels: keep keep keep replace keep keep keep keep keep
hunk.after_edit: | duration         | _number_  | both      | Duration of the video or audio asset in seconds                                                               |                                                                                                      |
  
hunk.file_path: docs/pages/versions/v38.0.0/sdk/media-library.md
hunk.type: replace
file: #ifndef BOOST_ARCHIVE_ITERATORS_UNESCAPE_HPP
  #define BOOST_ARCHIVE_ITERATORS_UNESCAPE_HPP
  
  // MS compatible compilers support #pragma once
  #if defined(_MSC_VER)
  # pragma once
  #endif
  
  /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  // unescape.hpp
  
  // (C) Copyright 2002 Robert Ramey - http://www.rrsd.com . 
  // Use, modification and distribution is subject to the Boost Software
  // License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  // http://www.boost.org/LICENSE_1_0.txt)
  
  //  See http://www.boost.org for updates, documentation, and revision history.
  
  #include <boost/assert.hpp>
  
  #include <boost/iterator/iterator_adaptor.hpp>
  #include <boost/pointee.hpp>
  
  namespace boost { 
  namespace archive {
  namespace iterators {
  
  /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
  // class used by text archives to translate char strings to wchar_t
  // strings of the currently selected locale
  template<class Derived, class Base>
  class unescape 
      : public boost::iterator_adaptor<
          unescape<Derived, Base>,
          Base, 
          typename pointee<Base>::type,
          single_pass_traversal_tag,
          typename pointee<Base>::type
      >
  {
      friend class boost::iterator_core_access;
      typedef typename boost::iterator_adaptor<
          unescape<Derived, Base>, 
          Base, 
          typename pointee<Base>::type,
          single_pass_traversal_tag,
          typename pointee<Base>::type
      > super_t;
  
      typedef unescape<Derived, Base> this_t;
  public:
      typedef typename this_t::value_type value_type;
      typedef typename this_t::reference reference;
  private:
      value_type dereference_impl() {
          if(! m_full){
              m_current_value = static_cast<Derived *>(this)->drain();
              m_full = true;
          }
          return m_current_value;
      }
  
      reference dereference() const {
          return const_cast<this_t *>(this)->dereference_impl();
      }
  
      value_type m_current_value;
      bool m_full;
  
      void increment(){
          ++(this->base_reference());
          dereference_impl();
          m_full = false;
      };
  
  public:
  
      unescape(Base base) : 
          super_t(base),
          m_full(false)
      {}
  
  };
  
  } // namespace iterators
  } // namespace archive
  } // namespace boost
  
  #endif // BOOST_ARCHIVE_ITERATORS_UNESCAPE_HPP
  