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opening/leveling.hh
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26 
27 #ifndef MLN_MORPHO_OPENING_LEVELING_HH
28 # define MLN_MORPHO_OPENING_LEVELING_HH
29 
33 
34 # include <mln/morpho/includes.hh>
35 # include <mln/morpho/leveling_filter.hh>
36 
37 
38 namespace mln
39 {
40 
41  namespace morpho
42  {
43 
44  namespace opening
45  {
46 
51  template <typename I, typename N, typename A>
52  mln_concrete(I)
53  leveling(const Image<I>& input, const Neighborhood<N>& nbh,
54  const Accumulator<A>& accu, const mln_result(A)& lambda);
55 
56 
57 
58 
59 # ifndef MLN_INCLUDE_ONLY
60 
61 
62  template <typename I, typename N, typename A>
63  inline
64  mln_concrete(I)
65  leveling(const Image<I>& input, const Neighborhood<N>& nbh,
66  const Accumulator<A>& accu, const mln_result(A)& lambda)
67  {
68  mln_trace("morpho::opening::leveling");
69 
70  mln_precondition(exact(input).is_valid());
71  mln_precondition(mlc_not_equal(mln_trait_accumulator_when_pix(A),
72  trait::accumulator::when_pix::not_ok)::value);
73 
74  mln_concrete(I) output;
75  output = leveling_filter(input, nbh, accu, lambda,
76  /* increasing = */ false);
77 
78  mln_postcondition(output <= input);
79 
80  return output;
81  }
82 
83 
84 # endif // ! MLN_INCLUDE_ONLY
85 
86  } // end of namespace mln::morpho::opening
87  } // end of namespace mln::morpho
88 } // end of namespace mln
89 
90 
91 #endif // ! MLN_MORPHO_OPENING_LEVELING_HH