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show_objects_large_small.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 <iostream>
28 
29 #include <mln/core/image/image2d.hh>
30 #include <mln/core/alias/neighb2d.hh>
31 
32 #include <mln/data/convert.hh>
33 
34 #include <mln/value/label_16.hh>
35 #include <mln/value/rgb8.hh>
36 #include <mln/literal/colors.hh>
37 
38 #include <mln/io/pbm/load.hh>
39 #include <mln/io/ppm/save.hh>
40 
41 #include <scribo/primitive/extract/components.hh>
42 #include <scribo/filter/objects_large.hh>
43 #include <scribo/filter/objects_small.hh>
44 #include <scribo/draw/bounding_boxes.hh>
45 #include <scribo/debug/usage.hh>
46 
47 #include <scribo/debug/save_comp_diff.hh>
48 
49 const char *args_desc[][2] =
50 {
51  { "input.pbm", "A binary image. True for objects and False for the "
52  "background." },
53  { "min_card", " Minimum cardinality in a component." },
54  { "max_card", " Maximum cardinality in a component." },
55  {0, 0}
56 };
57 
58 
59 int main(int argc, char *argv[])
60 {
61  using namespace mln;
62  using namespace scribo;
63 
64  if (argc != 5)
65  return scribo::debug::usage(argv,
66  "Show components not being too small nor too"
67  "large.",
68  "input.pbm min_card max_card output.ppm",
69  args_desc);
70 
71  mln_trace("main");
72 
73  image2d<bool> input;
74  io::pbm::load(input, argv[1]);
75 
76  value::label_16 nbboxes;
77  typedef image2d<value::label_16> L;
78  component_set<L> comps
79  = scribo::primitive::extract::components(input, c8(), nbboxes);
80 
81  component_set<L> filter(comps);
82 
83  if (atoi(argv[2]) != 0)
84  filter = scribo::filter::components_small(filter, atoi(argv[2]));
85 
86  if (atoi(argv[3]) != 0)
87  filter = scribo::filter::components_large(filter, atoi(argv[3]));
88 
89 
90  scribo::debug::save_comp_diff(comps, filter, argv[4]);
91 }