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labeling/wrap.hh
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26 
27 #ifndef MLN_LABELING_WRAP_HH
28 # define MLN_LABELING_WRAP_HH
29 
34 
35 # include <mln/core/concept/image.hh>
36 # include <mln/data/transform.hh>
37 # include <mln/fun/v2v/wrap.hh>
38 # include <mln/metal/converts_to.hh>
39 # include <mln/metal/is_a.hh>
40 # include <mln/value/label_8.hh>
41 
42 
43 namespace mln
44 {
45 
46  namespace labeling
47  {
48 
59  template <typename V, typename I>
60  mln_ch_value(I,V)
61  wrap(const V& value_type, const Image<I>& input);
62 
72  template <typename I>
73  mln_ch_value(I, mln::value::label_8)
74  wrap(const Image<I>& input);
75 
76 
77 # ifndef MLN_INCLUDE_ONLY
78 
79  template <typename V, typename I>
80  inline
81  mln_ch_value(I,V)
82  wrap(const V& value_type, const Image<I>& input)
83  {
84  mln_trace("labeling::wrap");
85 
86 // mlc_is_a(mln_value(I), value::Symbolic)::check();
87  mln_precondition(exact(input).is_valid());
88  (void) value_type;
89 
90  mln_ch_value(I,V) output = data::transform(input, fun::v2v::wrap<V>());
91 
92  return output;
93  }
94 
95 
96  template <typename I>
97  inline
98  mln_ch_value(I, mln::value::label_8)
99  wrap(const Image<I>& input)
100  {
101  return wrap(mln::value::label_8(), input);
102  }
103 
104 # endif // ! MLN_INCLUDE_ONLY
105 
106  } // end of namespace mln::labeling
107 
108 } // end of namespace mln
109 
110 
111 #endif // ! MLN_LABELING_WRAP_HH