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opening/structural.hh
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25 
26 #ifndef MLN_MORPHO_OPENING_STRUCTURAL_HH
27 # define MLN_MORPHO_OPENING_STRUCTURAL_HH
28 
32 
33 # include <mln/morpho/includes.hh>
34 
35 
36 namespace mln
37 {
38 
39  namespace morpho
40  {
41 
42  namespace opening
43  {
44 
48  template <typename I, typename W>
49  mln_concrete(I)
50  structural(const Image<I>& input, const Window<W>& win);
51 
52 
53 
54 # ifndef MLN_INCLUDE_ONLY
55 
56 
57  template <typename I, typename W>
58  inline
59  mln_concrete(I)
60  structural(const Image<I>& input, const Window<W>& win)
61  {
62  trace::entering("morpho::opening::structural");
63 
64  mln_precondition(exact(input).is_valid());
65  mln_precondition(! exact(win).is_empty());
66 
67  mln_concrete(I) output = dilation(erosion(input, win), win::sym(win));
68 
69  mln_postcondition(output <= input);
70 
71  trace::exiting("morpho::opening::structural");
72  return output;
73  }
74 
75 
76 # endif // ! MLN_INCLUDE_ONLY
77 
78  } // end of namespace mln::morpho::opening
79 
80  } // end of namespace mln::morpho
81 
82 } // end of namespace mln
83 
84 
85 #endif // ! MLN_MORPHO_OPENING_STRUCTURAL_HH