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opening/structural.hh
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26 
27 #ifndef MLN_MORPHO_OPENING_STRUCTURAL_HH
28 # define MLN_MORPHO_OPENING_STRUCTURAL_HH
29 
33 
34 # include <mln/morpho/includes.hh>
35 
36 
37 namespace mln
38 {
39 
40  namespace morpho
41  {
42 
43  namespace opening
44  {
45 
52  template <typename I, typename W>
53  mln_concrete(I)
54  structural(const Image<I>& input, const Window<W>& win);
55 
56 
57 
58 # ifndef MLN_INCLUDE_ONLY
59 
60 
61  template <typename I, typename W>
62  inline
63  mln_concrete(I)
64  structural(const Image<I>& input, const Window<W>& win)
65  {
66  mln_trace("morpho::opening::structural");
67 
68  mln_precondition(exact(input).is_valid());
69  mln_precondition(! exact(win).is_empty());
70 
71  mln_concrete(I) output = dilation(erosion(input, win), win::sym(win));
72 
73  mln_postcondition(output <= input);
74 
75  return output;
76  }
77 
78 
79 # endif // ! MLN_INCLUDE_ONLY
80 
81  } // end of namespace mln::morpho::opening
82 
83  } // end of namespace mln::morpho
84 
85 } // end of namespace mln
86 
87 
88 #endif // ! MLN_MORPHO_OPENING_STRUCTURAL_HH