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An Image Processing Platform
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asf-complex1d.cc
1 // Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE)
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25 
32 
33 #include <mln/io/pbm/load.hh>
34 #include <mln/io/pbm/save.hh>
35 
36 #include "apps/graph-morpho/morpho.hh"
37 
38 #include "apps/graph-morpho/make_complex2d.hh"
39 #include "apps/graph-morpho/convert.hh"
40 
41 #include "apps/data.hh"
42 
43 
44 int main()
45 {
46  using namespace mln;
47 
48  // Input image.
49  image2d<bool> input =
50  io::pbm::load(MLN_APPS_DIR "/graph-morpho/zebra-noisy.pbm");
51 
52  // Create an binary 2d image representing a 4-connexity graph image
53  // (actually, a cubical 2-complex) by doubling the resolution of the
54  // input image to insert edges (and squares) between pixels.
55  image2d<bool> input_x2 = make_complex2d(input);
56 
57  /* Binary graph-based image with vertices aligned on a discrete 2D grid.
58 
59  Of course, it would have been better, simpler and faster to use a
60  cubical 1-complex here, but they are not yet available (as of
61  2009-09-10). */
62  typedef mln::bin_1complex_image2d ima_t;
63  ima_t graph_ima = ::convert::to_complex_image(input_x2);
64 
65  // ASF.
66  ima_t asf_ima = asf(graph_ima, 8);
67 
68  // FIXME: Dump output.
69  // ...
70 }