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top_hat.hh
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26 
27 #ifndef MLN_MORPHO_TOP_HAT_HH
28 # define MLN_MORPHO_TOP_HAT_HH
29 
35 
36 # include <mln/morpho/opening/structural.hh>
37 # include <mln/morpho/closing/structural.hh>
38 
39 
40 namespace mln
41 {
42 
43  namespace morpho
44  {
45 
46 
54  template <typename I, typename W>
55  mln_concrete(I)
56  top_hat_white(const Image<I>& input, const Window<W>& win);
57 
58 
65  template <typename I, typename W>
66  mln_concrete(I)
67  top_hat_black(const Image<I>& input, const Window<W>& win);
68 
69 
79  template <typename I, typename W>
80  mln_concrete(I)
81  top_hat_self_complementary(const Image<I>& input, const Window<W>& win);
82 
83 
84 
85 # ifndef MLN_INCLUDE_ONLY
86 
87 
88  template <typename I, typename W>
89  inline
90  mln_concrete(I)
91  top_hat_white(const Image<I>& input, const Window<W>& win)
92  {
93  mln_trace("morpho::top_hat_white");
94 
95  mln_precondition(exact(input).is_valid());
96  mln_precondition(! exact(win).is_empty());
97 
98  mln_concrete(I) output = morpho::minus(input,
99  opening::structural(input, win));
100 
101  mln_postcondition(test::positive(output));
102 
103  return output;
104  }
105 
106 
107  template <typename I, typename W>
108  inline
109  mln_concrete(I) top_hat_black(const Image<I>& input, const Window<W>& win)
110  {
111  mln_trace("morpho::top_hat_black");
112 
113  mln_precondition(exact(input).is_valid());
114  mln_precondition(! exact(win).is_empty());
115 
116  mln_concrete(I) output = morpho::minus(closing::structural(input, win),
117  input);
118 
119  mln_postcondition(test::positive(output));
120 
121  return output;
122  }
123 
124 
125  template <typename I, typename W>
126  inline
127  mln_concrete(I) top_hat_self_complementary(const Image<I>& input, const Window<W>& win)
128  {
129  mln_trace("morpho::top_hat_self_complementary");
130 
131  mln_precondition(exact(input).is_valid());
132  mln_precondition(! exact(win).is_empty());
133 
134  mln_concrete(I) output = morpho::minus(closing::structural(input, win),
135  opening::structural(input, win));
136 
137  mln_postcondition(test::positive(output));
138 
139  return output;
140  }
141 
142 
143 # endif // ! MLN_INCLUDE_ONLY
144 
145  } // end of namespace mln::morpho
146 
147 } // end of namespace mln
148 
149 
150 #endif // ! MLN_MORPHO_TOP_HAT_HH