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leveling_filter.hh
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25 
26 #ifndef MLN_MORPHO_LEVELING_FILTER_HH
27 # define MLN_MORPHO_LEVELING_FILTER_HH
28 
32 
33 # include <mln/core/concept/image.hh>
34 # include <mln/core/concept/neighborhood.hh>
35 # include <mln/core/concept/accumulator.hh>
36 
37 # include <mln/trait/accumulators.hh>
38 
39 # include <mln/data/sort_psites.hh>
40 # include <mln/data/sort_offsets.hh>
41 
42 # include <mln/canvas/morpho/attribute_filter.hh>
43 
44 
45 namespace mln
46 {
47 
48  namespace morpho
49  {
50 
51 
52  template <typename I, typename N, typename A>
53  mln_concrete(I)
54  leveling_filter(const Image<I>& input,
55  const Neighborhood<N>& nbh,
56  const Accumulator<A>& a,
57  const typename A::result& lambda,
58  bool increasing);
59 
60 
61 
62 # ifndef MLN_INCLUDE_ONLY
63 
64 
65  template <typename I, typename N, typename A>
66  mln_concrete(I)
67  leveling_filter(const Image<I>& input,
68  const Neighborhood<N>& nbh,
69  const Accumulator<A>& a,
70  const typename A::result& lambda,
71  bool increasing)
72  {
73  trace::entering("morpho::leveling_filter");
74 
75  mln_precondition(exact(input).is_valid());
76 
77  mlc_or(mlc_equal(mln_trait_accumulator_when_pix(A),
78  trait::accumulator::when_pix::use_pix),
79  mlc_equal(mln_trait_accumulator_when_pix(A),
80  trait::accumulator::when_pix::use_v))::check();
81 
82  mln_concrete(I) output;
83  output = canvas::morpho::attribute_filter(input, nbh, a, lambda, increasing);
84 
85  trace::exiting("morpho::leveling_filter");
86 
87  return output;
88  }
89 
90 
91 # endif // ! MLN_INCLUDE_ONLY
92 
93  } // end of namespace mln::morpho
94 
95 } // end of namespace mln
96 
97 
98 #endif // ! MLN_MORPHO_LEVELING_FILTER_HH