[Olena-patches] milena r1279: Add display::show for visualize temporary image

URL: https://svn.lrde.epita.fr/svn/oln/trunk/milena ChangeLog: 2007-10-09 Guillaume Duhamel &lt;guillaume.duhamel(a)lrde.epita.fr&gt; Add display::show for visualize temporary image. * show.hh: Compile with warning by tempnam function. --- show.hh | 94 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 94 insertions(+) Index: trunk/milena/mln/display/show.hh =================================================================== --- trunk/milena/mln/display/show.hh (revision 0) +++ trunk/milena/mln/display/show.hh (revision 1279) @@ -0,0 +1,94 @@ +// 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. + +#ifndef MLN_DISPLAY_SHOW_HH +# define MLN_DISPLAY_SHOW_HH + +/*! \file mln/display/show.hh + * + * \brief Create a pretty image, which display its content + * with red value for non-defined point site. + */ + +# include <mln/trait/image_from_mesh.hh> +# include <mln/core/image_if_value.hh> +# include <mln/core/image2d.hh> +# include <mln/value/rgb8.hh> +# include <mln/level/fill.hh> +# include <mln/level/paste.hh> +# include <mln/display/color_pretty.hh> +# include <mln/io/ppm/save.hh> +# include <mln/core/image2d.hh> + +namespace mln +{ + + namespace display + { + + template <typename I> + void + show(const Image<I>& input_, std::string cmd = "xv"); + +# ifndef MLN_INCLUDE_ONLY + + namespace impl + { + + template <typename I> + void + show(const Image<I>& input_, std::string cmd) + { + const I& input = exact (input_); + image2d<value::rgb8> out = display::color_pretty(input); + + std::string tmp = tempnam (0, "ppm"); + // Save output image from color in out.ppm. + io::ppm::save(out, tmp); + + std::string s = cmd + " " + tmp; + system (s.c_str ()); + } + + } // end of namespace mln::display::impl + + /// Facade. + template <typename I> + void + show(const Image<I>& input_, std::string cmd = "xv") + { + return impl::show(input_, cmd); + } + +# endif // !MLN_INCLUDE_ONLY + + } // end of namespace mln::display + +} // end of namespace mln + + +#endif // ! MLN_DISPLAY_SHOW_HH