message: Added Size_::aspectRatio
diff: @@ -322,6 +322,8 @@ public:
  Size_& operator = (const Size_& sz);
  //! the area (width*height)
  _Tp area() const;
  + //! aspect ratio (width/height)
  + double aspectRatio() const;
  //! true if empty
  bool empty() const;
  @@ -1670,6 +1672,12 @@ _Tp Size_<_Tp>::area() const
  return result;
  }
  +template<typename _Tp> inline
  +double Size_<_Tp>::aspectRatio() const
  +{
  + return width / static_cast<double>(height);
  +}
  +
  template<typename _Tp> inline
  bool Size_<_Tp>::empty() const
  {
  