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show_links_bottom_aligned_2angles.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,
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 
26 #include <iostream>
27 
28 #include <mln/core/image/image2d.hh>
29 #include <mln/core/alias/neighb2d.hh>
30 
31 #include <mln/data/convert.hh>
32 
33 #include <mln/value/rgb8.hh>
34 #include <mln/value/label_16.hh>
35 #include <mln/literal/colors.hh>
36 
37 #include <mln/io/pbm/load.hh>
38 #include <mln/io/ppm/save.hh>
39 
40 #include <scribo/core/def/lbl_type.hh>
41 #include <scribo/debug/logger.hh>
42 #include <scribo/primitive/extract/components.hh>
43 #include <scribo/filter/object_links_aligned.hh>
44 #include <scribo/primitive/link/with_single_right_link_dmax_ratio_aligned.hh>
45 
46 #include <scribo/debug/usage.hh>
47 
48 
49 
50 const char *args_desc[][2] =
51 {
52  { "input.pbm", "A binary image" },
53  { "dmax_ratio", "Maximum distance lookup (common value 5)" },
54  { "min_alpha", "First angle used for close objects. (common value : 3)" },
55  { "max_alpha", "Second angle used for further objects. (common value : 5)" },
56  {0, 0}
57 };
58 
59 
60 int main(int argc, char* argv[])
61 {
62  using namespace scribo;
63  using namespace scribo::primitive;
64  using namespace mln;
65 
66  if (argc != 6)
67  return scribo::debug::usage(argv,
68  "Show valid or invalid links according the "
69  "horizontal alignment (based on bottom line).",
70  "input.pbm dmax_ratio min_angle max_angle "
71  " output.ppm",
72  args_desc);
73 
74  image2d<bool> input;
75  io::pbm::load(input, argv[1]);
76 
77  // Finding components.
78  typedef scribo::def::lbl_type V;
79  V nbboxes;
80  typedef image2d<V> L;
82  = extract::components(input, c8(), nbboxes);
83 
84  // Finding right links.
85  // object_links<L>
86  // right_links = primitive::link::with_single_right_link_dmax_ratio_aligned(
87  // components, atof(argv[2]), atof(argv[3]), atof(argv[4]));
88 
89  scribo::debug::logger().set_level(scribo::debug::All);
90 
91  primitive::link::internal::single_right_dmax_ratio_aligned_functor<
93 
95  atof(argv[3]), atof(argv[4]), anchor::StrictBottomCenter);
96 
97  object_links<L> output = primitive::link::compute(functor, anchor::Bottom);
98 
99  scribo::debug::logger().set_level(scribo::debug::None);
100 
101  io::ppm::save(functor.debug_, argv[5]);
102 }