[Olena-patches] 1735: Binarization.

https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Ugo Jardonnet &lt;ugo.jardonnet(a)lrde.epita.fr&gt; Binarization. * mln/level/threshold.hh: Remove. * mln/fun/v2b: New directory : value to bool function. * mln/fun/v2b/threshold.hh: value to bool threshold. * mln/fun/v2v/threshold.hh: Remove. * mln/binarization: New directory. * mln/binarization/includes.hh: include for binarization. * mln/binarization/binarization.hh: generic binarization (v2b for now). * mln/binarization/thresholding.hh: thresholding. * mln/io/pnm/save.hh: Comments for dummy (me) users who try to save binary as pgm. * tests/binarization: New test directory. * tests/binarization/thresholding.cc: New test file. mln/binarization/binarization.hh | 106 +++++++++++++++++++++++++++++++++++++ mln/binarization/includes.hh | 43 +++++++++++++++ mln/binarization/thresholding.hh | 89 +++++++++++++++++++++++++++++++ mln/fun/v2b/threshold.hh | 90 +++++++++++++++++++++++++++++++ mln/io/pnm/save.hh | 2 tests/binarization/thresholding.cc | 54 ++++++++++++++++++ 6 files changed, 384 insertions(+) Index: tests/binarization/thresholding.cc --- tests/binarization/thresholding.cc (revision 0) +++ tests/binarization/thresholding.cc (revision 0) @@ -0,0 +1,54 @@ +// Copyright (C) 2007, 2008 EPITA Research and Development Laboratory (LRDE) +// +// 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. + +/*! \file tests/binarization/thresholding.cc + * + * \brief Test on mln::binarization::thresholding + */ + + +#include <mln/core/image2d.hh> +#include <mln/binarization/thresholding.hh> +#include <mln/level/all.hh> + +#include <mln/io/pgm/load.hh> +#include <mln/io/pbm/save.hh> + +//#include "tests/data.hh" + +int main(int argc, char **) +{ + using namespace mln; + using value::int_u8; + + typedef image2d<int_u8> I; + + I lena; + io::pgm::load(lena, "../../img/lena.pgm"); + + io::pbm::save(binarization::thresholding(lena, argc), "out1.pgm"); +} Index: tests/morpho/gradient.cc Index: mln/fun/v2b/threshold.hh --- mln/fun/v2b/threshold.hh (revision 0) +++ mln/fun/v2b/threshold.hh (revision 0) @@ -0,0 +1,90 @@ +// Copyright (C) 2008 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_FUN_V2B_THRESHOLD_HH +# define MLN_FUN_V2B_THRESHOLD_HH + +/*! \file mln/fun/v2b/threshold.hh + * + * \brief FIXME. + */ + +# include <mln/core/concept/function.hh> + + +namespace mln +{ + + namespace fun + { + + namespace v2b + { + + /*! + *\brief Threshold function. + * f(v) = (v >= threshold). + * + */ + template <typename V> + struct threshold : public Function_v2b< threshold<V> > + { + typedef bool result; + bool operator()(const V& v) const; + + threshold(const V& a); + V a; + }; + + +# ifndef MLN_INCLUDE_ONLY + + template <typename V> + inline + threshold<V>::threshold(const V& a) + : a(a) + { + } + + template <typename V> + inline + bool + threshold<V>::operator()(const V& v) const + { + return (v >= a); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::fun::v2b + + } // end of namespace mln::fun + +} // end of namespace mln + + +#endif // ! MLN_FUN_V2B_THRESHOLD_HH Index: mln/binarization/includes.hh --- mln/binarization/includes.hh (revision 0) +++ mln/binarization/includes.hh (revision 0) @@ -0,0 +1,43 @@ +// Copyright (C) 2008 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_BINARIZATION_INCLUDES_HH +# define MLN_BINARIZATION_INCLUDES_HH + +/*! \file mln/binarization/includes.hh + * + * \brief Basic list of includes for all files in mln/binarization/. + */ + + +# include <mln/core/concept/image.hh> +# include <mln/core/concept/window.hh> +# include <mln/core/concept/neighborhood.hh> + +# include <mln/metal/has_neighborhood.hh> + +#endif // ! MLN_BINARIZATION_INCLUDES_HH Index: mln/binarization/binarization.hh --- mln/binarization/binarization.hh (revision 0) +++ mln/binarization/binarization.hh (revision 0) @@ -0,0 +1,106 @@ +// Copyright (C) 2008 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_BINARIZATION_BINARIZATION_HH +# define MLN_BINARIZATION_BINARIZATION_HH + +/*! \file mln/binarization/threshold.hh + * + * \brief Threshold the contents of an image into another binary one. + */ + +# include <mln/core/concept/function.hh> +# include <mln/level/transform.hh> + + +namespace mln +{ + + namespace binarization + { + + /*! Thresholds the values of \p input so that they can be stored in + * the \p output binary image. + * + * \param[in] input The input image. + * \param[in] fun The thresholding function, from value(I) to bool. + * + * for_all(p), output(p) = fun(p) + * + */ + template <typename I, typename F> + inline + mln_concrete_ch_value(I, bool) + binarization(const Image<I>& input, const Function_v2b<F>& fun); + +# ifndef MLN_INCLUDE_ONLY + + namespace impl + { + + template <typename I, typename F> + inline + mln_concrete_ch_value(I, bool) + binarization_(const I& input, const Function_v2b<F>& fun) + { + trace::entering("binarization::impl::binarization_"); + mln_concrete_ch_value(I, bool) output(input.domain()); + + level::transform(input, fun, output); + + trace::exiting("binarization::impl::binarization_"); + return output; + } + + } // end of namespace mln::binarization::impl + + + template <typename I, typename F> + inline + mln_concrete_ch_value(I, bool) + binarization(const Image<I>& input, const Function_v2b<F>& fun) + { + trace::entering("binarization::binarization"); + mln_precondition(exact(input).has_data()); + mlc_is(mln_trait_value_nature(mln_value(I)), + trait::value::nature::scalar)::check(); + + mln_concrete_ch_value(I, bool) output(exact(input).domain()); + output = impl::binarization_(exact(input), fun); + + trace::exiting("binarization::binarization"); + return output; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::binarization + +} // end of namespace mln + + +#endif // ! MLN_BINARIZATION_THRESHOLDING_HH Index: mln/binarization/thresholding.hh --- mln/binarization/thresholding.hh (revision 0) +++ mln/binarization/thresholding.hh (revision 0) @@ -0,0 +1,89 @@ +// Copyright (C) 2008 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_BINARIZATION_THRESHOLDING_HH +# define MLN_BINARIZATION_THRESHOLDING_HH + +/*! \file mln/binarization/thresholding.hh + * + * \brief Threshold the contents of an image into another binary one. + */ + +# include <mln/binarization/binarization.hh> +# include <mln/fun/v2b/threshold.hh> + + +namespace mln +{ + + namespace binarization + { + + /*! Thresholds the values of \p input so that they can be stored in + * the \p output binary image. + * + * \param[in] input The input image. + * \param[in] threshold The threshold. + * + * If input(p) is greater or equal than the threshold, the + * value in the output image in the same point will be TRUE, else FALSE. + * + */ + template <typename I> + mln_concrete_ch_value(I, bool) + thresholding(const Image<I>& input, const mln_value(I) threshold); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + inline + mln_concrete_ch_value(I, bool) + thresholding(const Image<I>& input, const mln_value(I) threshold) + { + trace::entering("binarization::thresholding"); + mln_precondition(exact(input).has_data()); + mlc_is(mln_trait_value_nature(mln_value(I)), + trait::value::nature::scalar)::check(); + + mln_concrete_ch_value(I, bool) output(exact(input).domain()); + + fun::v2b::threshold< mln_value(I) > f(threshold); + output = binarization::binarization(exact(input), f); + + trace::exiting("binarization::thresholding"); + return output; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::binarization + +} // end of namespace mln + + +#endif // ! MLN_BINARIZATION_THRESHOLDING_HH Index: mln/io/pnm/save.hh --- mln/io/pnm/save.hh (revision 1734) +++ mln/io/pnm/save.hh (working copy) @@ -102,6 +102,8 @@ void write_value(std::ofstream& file, const V& v) { + // if V is not a struct you are probably trying to write binary images + // use pbm files for binary images typedef typename V::enc E; E c = v.to_enc();