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attribute_filter.cc
1 // Copyright (C) 2007, 2008, 2009 EPITA Research and Development Laboratory (LRDE)
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3 // This file is part of Olena.
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24 // executable file might be covered by the GNU General Public License.
25 
26 #include <mln/core/image/image2d.hh>
27 #include <mln/io/pgm/all.hh>
28 #include <mln/util/timer.hh>
29 #include <mln/core/alias/neighb2d.hh>
30 #include <mln/morpho/attribute/volume.hh>
31 #include <mln/morpho/attribute/card.hh>
32 #include <mln/morpho/leveling_filter.hh>
33 #include <mln/morpho/algebraic_filter.hh>
34 
35 #include "tests/data.hh"
36 
37 int main(int argc, char** argv)
38 {
39  using namespace mln;
40  using value::int_u8;
41 
42  if (argc != 2)
43  {
44  std::cout << "Usage: ./connected_filter lambda" << std::endl;
45  return 0;
46  }
47 
48  typedef mln::image2d<int_u8> I;
49  I lena;
50 
51  float elapsed;
52  mln::util::timer chrono;
55  int lambda = atoi(argv[1]);
56 
57  mln::io::pgm::load(lena, MLN_IMG_DIR "/lena.pgm");
58  I out;
59 
60  std::cout << "Test with card attribute:" << std::endl;
61  chrono.start();
62  out = mln::canvas::morpho::attribute_filter(lena, c4(), c2, lambda, true);
63  elapsed = chrono.stop();
64  std::cout << "(Full auto) " << elapsed << "s" << std::endl;
65  mln::io::pgm::save(out, "alg_auto.pgm");
66 
67  chrono.start();
68  out = mln::morpho::algebraic_filter(lena, c4(), c2, lambda, true);
69  elapsed = chrono.stop();
70  std::cout << "(Algebraic Auto) " << elapsed << "s" << std::endl;
71  mln::io::pgm::save(out, "alg_algebraic.pgm");
72 
73  chrono.start();
74  out = mln::canvas::morpho::internal::attribute_filter_dispatch(metal::false_(), lena, c4(), c2, lambda, true);
75  elapsed = chrono.stop();
76  std::cout << "(Force Slow) " << elapsed << "s" << std::endl;
77  mln::io::pgm::save(out, "alg_slow.pgm");
78 
79  // Try force algebraic dispatch with wrong accu (volume).
80  // mln::morpho::algebraic_filter(lena, c4(), c, lambda, true);
81 
82  std::cout << "Test with volume attribute:" << std::endl;
83  chrono.start();
84  out = mln::canvas::morpho::attribute_filter(lena, c4(), c, lambda, true);
85  elapsed = chrono.stop();
86  std::cout << "(Full auto) " << elapsed << "s" << std::endl;
87  mln::io::pgm::save(out, "lev_auto.pgm");
88 
89  chrono.start();
90  out = mln::morpho::leveling_filter(lena, c4(), c, lambda, true);
91  elapsed = chrono.stop();
92  std::cout << "(Leveling Auto) " << elapsed << "s" << std::endl;
93  mln::io::pgm::save(out, "lev_leveling.pgm");
94 
95  chrono.start();
96  out = mln::canvas::morpho::internal::attribute_filter_dispatch(metal::false_(), lena, c4(), c, lambda, true);
97  elapsed = chrono.stop();
98  std::cout << "(Force Slow) " << elapsed << "s" << std::endl;
99  mln::io::pgm::save(out, "lev_slow.pgm");
100 
101  // Try force leveling dispatch with wrong accu (card).
102  // mln::morpho::leveling_filter(lena, c4(), c2, lambda, true);
103 
104 
105 }