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object_links_bbox_overlap.cc
1 // Copyright (C) 2011 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,
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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 <iostream>
29 
30 #include <mln/core/image/image2d.hh>
31 #include <mln/core/alias/neighb2d.hh>
32 #include <mln/io/pbm/load.hh>
33 #include <scribo/core/def/lbl_type.hh>
34 #include <scribo/primitive/extract/components.hh>
35 #include <scribo/primitive/link/with_single_left_link.hh>
36 #include <scribo/filter/object_links_bbox_overlap.hh>
37 
38 #include "tests/data.hh"
39 
40 int main()
41 {
42  using namespace scribo;
43  using namespace mln;
44 
45  std::string img = SCRIBO_IMG_DIR "/wildly.pbm";
46 
47  const unsigned ref[] = { 0, 1, 1 };
48  const unsigned filtered_ref[] = { 0, 1, 2 };
49 
50  image2d<bool> input;
51  io::pbm::load(input, img.c_str());
52 
53  typedef scribo::def::lbl_type V;
54  typedef image2d<V> L;
55 
56  V nbboxes;
58  text = primitive::extract::components(input, c8(), nbboxes);
59 
61 
62  for_all_links(l, links)
63  mln_assertion(links(l) == ref[l]);
64 
65  links = scribo::filter::object_links_bbox_overlap(links, 0.1f);
66 
67  for_all_links(l, links)
68  mln_assertion(links(l) == filtered_ref[l]);
69 }