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Olena  User documentation 2.1
An Image Processing Platform
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tuto3_rw_image.cc
1 // Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE)
2 //
3 // This file is part of Olena.
4 //
5 // Olena is free software: you can redistribute it and/or modify it under
6 // the terms of the GNU General Public License as published by the Free
7 // Software Foundation, version 2 of the License.
8 //
9 // Olena is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 // General Public License for more details.
13 //
14 // You should have received a copy of the GNU General Public License
15 // along with Olena. If not, see <http://www.gnu.org/licenses/>.
16 //
17 // As a special exception, you may use this file as part of a free
18 // software project without restriction. Specifically, if other files
19 // instantiate templates or use macros or inline functions from this
20 // file, or you compile this file and link it with other files to produce
21 // an executable, this file does not by itself cause the resulting
22 // executable to be covered by the GNU General Public License. This
23 // exception does not however invalidate any other reasons why the
24 // executable file might be covered by the GNU General Public License.
25 
27 
28 #include <mln/core/image/image2d.hh>
29 #include <mln/value/rgb8.hh>
30 #include <mln/data/fill.hh>
31 #include <mln/data/paste.hh>
32 #include <mln/core/routine/duplicate.hh>
33 #include <mln/literal/colors.hh>
34 #include <mln/opt/at.hh>
35 
36 #include <tests/data.hh>
37 #include <doc/tools/sample_utils.hh>
38 
39 int main()
40 {
41  using namespace mln;
42 
43  // \{
44  image2d<value::rgb8> ima(40, 40);
45  // \}
46 
47  // \{
49  // \}
50 
51  // \{
52  for (def::coord row = 20; row < 30; ++row)
53  for (def::coord col = 20; col < 30; ++col)
54  ima(point2d(row, col)) = literal::blue;
55  // \}
56 
57  // \{
58  for (def::coord row = 20; row < 30; ++row)
59  for (def::coord col = 20; col < 30; ++col)
60  opt::at(ima, row, col) = literal::blue;
61  // \}
62  doc::ppmsave(ima, "tuto3_rw_image");
63 
64  image2d<value::rgb8> ima2 = duplicate(ima);
65 
66  // \{
68  io::ppm::load(lena, MLN_IMG_DIR "/small.ppm");
69  // \}
70 
71  // \{
72  data::fill(ima, lena);
73  // \}
74  doc::ppmsave(ima, "tuto3_rw_image");
75 
76  ima = ima2;
77  // \{
78  data::paste(ima, lena);
79  // \}
80  doc::ppmsave(lena, "tuto3_rw_image");
81 }