split.cc

// Copyright (C) 2010 EPITA Research and Development Laboratory (LRDE)
//
// 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/data/split.hh>
#include <mln/make/image.hh>
#include <mln/data/compare.hh>
#include <mln/value/rgb8.hh>
#include <mln/value/int_u8.hh>
#include <mln/debug/iota.hh>

int main()
{
  using namespace mln;
  using value::rgb8;

  rgb8 data[2][2] = { { rgb8(1, 1, 1), rgb8(2, 2, 2) },
                      { rgb8(3, 3, 3), rgb8(4, 4, 4) } };

  image2d<rgb8> ima = make::image(data);

  image2d<value::int_u8> ref(ima.domain());
  debug::iota(ref);


  image2d<value::int_u8> r, g, b;
  data::split(ima, r, g, b);

  mln_assertion(ref == r);
  mln_assertion(ref == g);
  mln_assertion(ref == b);
}