lines_pattern.cc 2.44 KB
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// Copyright (C) 2009, 2010 EPITA Research and Development Laboratory
// (LRDE)
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//
// This file is part of Olena.
//
// Olena is free software: you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation, version 2 of the License.
//
// Olena is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Olena.  If not, see <http://www.gnu.org/licenses/>.
//
// As a special exception, you may use this file as part of a free
// software project without restriction.  Specifically, if other files
// instantiate templates or use macros or inline functions from this
// file, or you compile this file and link it with other files to produce
// an executable, this file does not by itself cause the resulting
// executable to be covered by the GNU General Public License.  This
// exception does not however invalidate any other reasons why the
// executable file might be covered by the GNU General Public License.

#include <mln/core/image/image2d.hh>
#include <mln/io/pbm/all.hh>
#include <mln/pw/all.hh>
#include <mln/data/fill.hh>
#include <mln/core/image/dmorph/image_if.hh>

#include <scribo/primitive/extract/lines_h_pattern.hh>
#include <scribo/primitive/extract/lines_v_pattern.hh>
#include <scribo/debug/usage.hh>


const char *args_desc[][2] =
{
  { "input.pbm", "A binary image." },
  { "length", "   Minimum line length. (Common value : 51)" },
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  { "delta", "    Distance between the object pixel and the background pixel"
    "(Common value : 4)" },
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  {0, 0}
};


int main(int argc, char *argv[])
{
  using namespace mln;

  if (argc != 5)
    return scribo::debug::usage(argv,
				"Extract horizontal lines patterns",
				"input.pbm length delta output.pbm",
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				args_desc);
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  trace::entering("main");

  image2d<bool> input;
  io::pbm::load(input, argv[1]);

  image2d<bool>
    h_lines = scribo::primitive::extract::lines_h_pattern(input,
							  atoi(argv[2]),
							  atoi(argv[3]));
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  image2d<bool>
    v_lines = scribo::primitive::extract::lines_v_pattern(input,
							  atoi(argv[2]),
							  atoi(argv[3]));

  data::fill((v_lines | pw::value(h_lines)).rw(), true);

  io::pbm::save(v_lines, argv[4]);

  trace::exiting("main");
}