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wolf_fast.cc
1 // Copyright (C) 2012 EPITA Research and Development Laboratory (LRDE)
2 //
3 // This file is part of Olena.
4 //
5 // Olena is free software: you can redistribute it and/or modify it under
6 // the terms of the GNU General Public License as published by the Free
7 // Software Foundation, version 2 of the License.
8 //
9 // Olena is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 // General Public License for more details.
13 //
14 // You should have received a copy of the GNU General Public License
15 // along with Olena. If not, see <http://www.gnu.org/licenses/>.
16 //
17 // As a special exception, you may use this file as part of a free
18 // software project without restriction. Specifically, if other files
19 // instantiate templates or use macros or inline functions from this
20 // file, or you compile this file and link it with other files to produce
21 // an executable, this file does not by itself cause the resulting
22 // executable to be covered by the GNU General Public License. This
23 // exception does not however invalidate any other reasons why the
24 // executable file might be covered by the GNU General Public License.
25 
27 
28 #include <mln/core/image/image2d.hh>
29 #include <mln/data/compare.hh>
30 #include <mln/value/int_u8.hh>
31 #include <mln/io/pgm/load.hh>
32 #include <mln/io/pbm/load.hh>
33 
34 #include <scribo/binarization/wolf_fast.hh>
35 
36 #include "tests/data.hh"
37 
38 int main()
39 {
40  using namespace mln;
41 
42  // even height and width
43  {
45  io::pgm::load(input, MILENA_IMG_DIR "/lena.pgm");
46 
48 
49  image2d<bool> ref;
50  io::pbm::load(ref, SCRIBO_TESTS_DIR "binarization/wolf_fast.ref.pbm");
51 
52  mln_assertion(bin == ref);
53  }
54 
55  // even height and odd width
56  {
58  io::pgm::load(input, SCRIBO_IMG_DIR "/lena_wodd_heven.pgm");
59 
61 
62  image2d<bool> ref;
63  io::pbm::load(ref, SCRIBO_TESTS_DIR "binarization/wolf_fast_wodd_heven.ref.pbm");
64 
65  mln_assertion(bin == ref);
66  }
67 
68  // odd height and even width
69  {
71  io::pgm::load(input, SCRIBO_IMG_DIR "/lena_weven_hodd.pgm");
72 
74 
75  image2d<bool> ref;
76  io::pbm::load(ref, SCRIBO_TESTS_DIR "binarization/wolf_fast_weven_hodd.ref.pbm");
77 
78  mln_assertion(bin == ref);
79  }
80 
81  // odd height and width
82  {
84  io::pgm::load(input, SCRIBO_IMG_DIR "/lena_wodd_hodd.pgm");
85 
87 
88  image2d<bool> ref;
89  io::pbm::load(ref, SCRIBO_TESTS_DIR "binarization/wolf_fast_wodd_hodd.ref.pbm");
90 
91  mln_assertion(bin == ref);
92  }
93 }