level_median_hline2d.cc 2.01 KB
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// Copyright (C) 2007 EPITA Research and Development Laboratory
//
// This file is part of the Olena Library.  This library is free
// software; you can redistribute it and/or modify it under the terms
// of the GNU General Public License version 2 as published by the
// Free Software Foundation.
//
// This library 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 this library; see the file COPYING.  If not, write to
// the Free Software Foundation, 51 Franklin Street, Fifth Floor,
// Boston, MA 02111-1307, USA.
//
// As a special exception, you may use this file as part of a free
// software library 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.

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/*! \file tests/level_median_hline2d.cc
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 *
 * \brief Test on the hline2d version of mln::level::median.
 */

#include <mln/core/image2d_b.hh>
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#include <mln/core/win/rectangle2d.hh>
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#include <mln/io/load_pgm.hh>
#include <mln/io/save_pgm.hh>

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#include <mln/value/int_u8.hh>
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#include <mln/level/median.hh>
#include <mln/level/compare.hh>




int main()
{
  using namespace mln;
  using value::int_u8;

  border::thickness = 0;

  image2d_b<int_u8>
    lena = io::load_pgm("../img/lena.pgm"),
    out(lena.domain()),
    ref(lena.domain());

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  level::median(lena, win::rectangle2d(1, 101), ref);
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  level::median(lena, win::hline2d(101), out);
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  io::save_pgm(out, "out.pgm");

  // FIXME: mln_assertion(out == ref);
}