$extrastylesheet
Olena  User documentation 2.1
An Image Processing Platform
 All Classes Namespaces Functions Variables Typedefs Enumerations Enumerator Friends Groups Pages
find_thick_and_single_lines.cc
1 // Copyright (C) 2009, 2010 EPITA Research and Development Laboratory
2 // (LRDE)
3 //
4 // This file is part of Olena.
5 //
6 // Olena is free software: you can redistribute it and/or modify it under
7 // the terms of the GNU General Public License as published by the Free
8 // Software Foundation, version 2 of the License.
9 //
10 // Olena is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 // General Public License for more details.
14 //
15 // You should have received a copy of the GNU General Public License
16 // along with Olena. If not, see <http://www.gnu.org/licenses/>.
17 //
18 // As a special exception, you may use this file as part of a free
19 // software project without restriction. Specifically, if other files
20 // instantiate templates or use macros or inline functions from this
21 // file, or you compile this file and link it with other files to produce
22 // an executable, this file does not by itself cause the resulting
23 // executable to be covered by the GNU General Public License. This
24 // exception does not however invalidate any other reasons why the
25 // executable file might be covered by the GNU General Public License.
26 
27 #include <mln/core/image/image2d.hh>
28 #include <mln/value/label_16.hh>
29 #include <mln/value/rgb8.hh>
30 #include <mln/core/alias/neighb2d.hh>
31 #include <mln/io/pbm/all.hh>
32 #include <mln/io/ppm/save.hh>
33 #include <mln/data/convert.hh>
34 #include <mln/debug/superpose.hh>
35 
36 #include <scribo/debug/usage.hh>
37 
38 #include <scribo/primitive/extract/lines_v_thick_and_single.hh>
39 #include <scribo/primitive/extract/lines_h_thick_and_single.hh>
40 
41 const char *args_desc[][2] =
42 {
43  { "input.pbm", "A binary image. Objects are set to True." },
44  { "vlength ", "Minimum vertical line length." },
45  { "vratio " "Minimum vertical ratio height/width." },
46  { "hlength ", "Minimum horizontal line length." },
47  { "hratio " "Minimum horizontal ratio width/height." },
48  {0, 0}
49 };
50 
51 
52 int main(int argc, char *argv[])
53 {
54  using namespace mln;
55  using namespace scribo;
56 
57  if (argc != 7)
58  return scribo::debug::usage(argv,
59  "Extract thick horizontal and vertical "
60  "lines.\n Common argument values: 150 10 "
61  "150 10.",
62  "<input.pbm> <vlength> <vratio> <hlength>"
63  " <hratio> <output.ppm>",
64  args_desc);
65 
66  mln_trace("main");
67 
68  typedef image2d<bool> I;
69  I input;
70  io::pbm::load(input, argv[1]);
71 
72  typedef image2d<value::label_16> L;
73 
74  value::label_16
75  nhlines,
76  nvlines;
77 
80  nhlines,
81  atoi(argv[2]),
82  atoi(argv[3])),
84  nvlines,
85  atoi(argv[4]),
86  atoi(argv[5]));
87 
89  out = mln::debug::superpose(input, hlines.labeled_image(), literal::red);
90  out = mln::debug::superpose(out, vlines.labeled_image(), literal::green);
91 
92  io::ppm::save(out, argv[6]);
93 
94 }