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opening/leveling.hh
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25 
26 #ifndef MLN_MORPHO_OPENING_LEVELING_HH
27 # define MLN_MORPHO_OPENING_LEVELING_HH
28 
32 
33 # include <mln/morpho/includes.hh>
34 # include <mln/morpho/leveling_filter.hh>
35 
36 
37 namespace mln {
38  namespace morpho {
39  namespace opening {
40 
42  template <typename I, typename N, typename A>
43  mln_concrete(I)
44  leveling(const Image<I>& input, const Neighborhood<N>& nbh,
45  const Accumulator<A>& accu, const mln_result(A)& lambda);
46 
47 
48 
49 
50 # ifndef MLN_INCLUDE_ONLY
51 
52 
53  template <typename I, typename N, typename A>
54  inline
55  mln_concrete(I)
56  leveling(const Image<I>& input, const Neighborhood<N>& nbh,
57  const Accumulator<A>& accu, const mln_result(A)& lambda)
58  {
59  trace::entering("morpho::opening::leveling");
60 
61  mln_precondition(exact(input).is_valid());
62  mln_precondition(mlc_not_equal(mln_trait_accumulator_when_pix(A),
63  trait::accumulator::when_pix::not_ok)::value);
64 
65  mln_concrete(I) output;
66  output = leveling_filter(input, nbh, accu, lambda,
67  /* increasing = */ false);
68 
69  mln_postcondition(output <= input);
70 
71  trace::exiting("morpho::opening::leveling");
72  return output;
73  }
74 
75 
76 # endif // ! MLN_INCLUDE_ONLY
77 
78  } // end of namespace mln::morpho::opening
79  } // end of namespace mln::morpho
80 } // end of namespace mln
81 
82 
83 #endif // ! MLN_MORPHO_OPENING_LEVELING_HH