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labeling/wrap.hh
1 // Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE)
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25 
26 #ifndef MLN_LABELING_WRAP_HH
27 # define MLN_LABELING_WRAP_HH
28 
33 
34 # include <mln/core/concept/image.hh>
35 # include <mln/data/transform.hh>
36 # include <mln/fun/v2v/wrap.hh>
37 # include <mln/metal/converts_to.hh>
38 # include <mln/metal/is_a.hh>
39 # include <mln/value/label_8.hh>
40 
41 
42 namespace mln
43 {
44 
45  namespace labeling
46  {
47 
55  template <typename V, typename I>
56  mln_ch_value(I,V)
57  wrap(const V& value_type, const Image<I>& input);
58 
65  template <typename I>
66  mln_ch_value(I, mln::value::label_8)
67  wrap(const Image<I>& input);
68 
69 
70 # ifndef MLN_INCLUDE_ONLY
71 
72  template <typename V, typename I>
73  inline
74  mln_ch_value(I,V)
75  wrap(const V& value_type, const Image<I>& input)
76  {
77  trace::entering("labeling::wrap");
78 
79 // mlc_is_a(mln_value(I), value::Symbolic)::check();
80  mln_precondition(exact(input).is_valid());
81  (void) value_type;
82 
83  mln_ch_value(I,V) output = data::transform(input, fun::v2v::wrap<V>());
84 
85  trace::exiting("labeling::wrap");
86  return output;
87  }
88 
89 
90  template <typename I>
91  inline
92  mln_ch_value(I, mln::value::label_8)
93  wrap(const Image<I>& input)
94  {
95  return wrap(mln::value::label_8(), input);
96  }
97 
98 # endif // ! MLN_INCLUDE_ONLY
99 
100  } // end of namespace mln::labeling
101 
102 } // end of namespace mln
103 
104 
105 #endif // ! MLN_LABELING_WRAP_HH