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Olena  User documentation 2.1
An Image Processing Platform
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blobs_and_compute.cc
1 // Copyright (C) 2009, 2010, 2011 EPITA Research and Development
2 // Laboratory (LRDE)
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4 // This file is part of Olena.
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6 // Olena is free software: you can redistribute it and/or modify it under
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8 // Software Foundation, version 2 of the License.
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26 
27 #include <mln/core/image/image2d.hh>
28 #include <mln/io/pbm/load.hh>
29 #include <mln/core/alias/neighb2d.hh>
30 #include <mln/accu/center.hh>
31 #include <mln/labeling/blobs_and_compute.hh>
32 #include <mln/util/array.hh>
33 #include <mln/util/couple.hh>
34 #include <mln/value/label_8.hh>
35 
36 #include "tests/data.hh"
37 
38 
39 int main()
40 {
41  using namespace mln;
42 
43  image2d<bool> pic = io::pbm::load(MLN_IMG_DIR "/picasso.pbm");
45 
46 
47  typedef image2d<value::label_8> L;
48  typedef util::array<point2d> arr_t;
49  typedef accu::center<point2d,point2d> accu_t;
50  typedef util::array<accu_t> accu_arr_t;
52  res_t result = labeling::blobs_and_compute(pic, c4(), n,
53  accu_t());
54 
55 
56  mln_assertion(result.second().first().size() == 34);
57  mln_assertion(result.second().second().size() == 34);
58  mln_assertion(result.second().first()[1] == point2d(10,30));
59  mln_assertion(result.second().second()[33] == point2d(311,67));
60  mln_assertion(n == 33);
61 }