[Olena-patches] 4482: Add new filters in Scribo.

* filter/common/objects_photo.hh, * filter/object_groups_v_thickness.hh: New. --- scribo/ChangeLog | 7 ++ scribo/filter/common/objects_photo.hh | 98 ++++++++++++++++++++++++++++ scribo/filter/object_groups_v_thickness.hh | 97 +++++++++++++++++++++++++++ 3 files changed, 202 insertions(+), 0 deletions(-) create mode 100644 scribo/filter/common/objects_photo.hh create mode 100644 scribo/filter/object_groups_v_thickness.hh diff --git a/scribo/ChangeLog b/scribo/ChangeLog index 53bec20..15ea49e 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,12 @@ 2009-09-15 Guillaume Lazzara &lt;lazzara(a)lrde.epita.fr&gt; + Add new filters in Scribo. + + * filter/common/objects_photo.hh, + * filter/object_groups_v_thickness.hh: New. + +2009-09-15 Guillaume Lazzara &lt;lazzara(a)lrde.epita.fr&gt; + * estim/object_groups_v_thickness.hh: New routine. Estimate object group thickness. diff --git a/scribo/filter/common/objects_photo.hh b/scribo/filter/common/objects_photo.hh new file mode 100644 index 0000000..53da0a8 --- /dev/null +++ b/scribo/filter/common/objects_photo.hh @@ -0,0 +1,98 @@ +// Copyright (C) 2009 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. + +#ifndef SCRIBO_FILTER_COMMON_OBJECTS_PHOTO_HH +# define SCRIBO_FILTER_COMMON_OBJECTS_PHOTO_HH + +/// \file +/// +/// \brief Common objects filters to use in photos. + + +# include <scribo/core/object_image.hh> + +# include <scribo/filter/objects_small.hh> +# include <scribo/filter/objects_thin.hh> +# include <scribo/filter/objects_thick.hh> + + +namespace scribo +{ + + namespace filter + { + + namespace common + { + + + /*! \brief Common objects filters to use in photos. + + \param[in] objects An object image. + + \return A filtered object image. + */ + template <typename L> + object_image(L) + objects_photo(const object_image(L)& objects); + + +# ifndef MLN_INCLUDE_ONLY + + template <typename L> + object_image(L) + objects_photo(const object_image(L)& objects) + { + trace::entering("scribo::filter::common::objects_photo"); + + mln_precondition(objects.is_valid()); + + + object_image(L) filtered_objects + = scribo::filter::objects_small(objects, 6); + + filtered_objects + = scribo::filter::objects_thin(filtered_objects, 1); + +// filtered_objects +// = scribo::filter::objects_thick(filtered_objects, +// math::min(input.ncols(), +// input.nrows()) / 5); + + trace::exiting("scribo::filter::common::objects_photo"); + return filtered_objects; + } + +# endif // ! MLN_INCLUDE_ONLY + + + } // end of namespace scribo::filter::common + + } // end of namespace scribo::filter + +} // end of namespace scribo + + +#endif // ! SCRIBO_FILTER_COMMON_OBJECTS_PHOTO_HH diff --git a/scribo/filter/object_groups_v_thickness.hh b/scribo/filter/object_groups_v_thickness.hh new file mode 100644 index 0000000..f16f1db --- /dev/null +++ b/scribo/filter/object_groups_v_thickness.hh @@ -0,0 +1,97 @@ +// Copyright (C) 2009 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. + +#ifndef SCRIBO_FILTER_OBJECT_GROUPS_V_THICKNESS_HH +# define SCRIBO_FILTER_OBJECT_GROUPS_V_THICKNESS_HH + +/// \file +/// +/// \brief Filter groups having their object mean thickness too low. + + +# include <mln/util/array.hh> + +# include <scribo/core/object_groups.hh> +# include <scribo/estim/object_groups_v_thickness.hh> + + +namespace scribo +{ + + namespace filter + { + + using namespace mln; + + + /*! \brief Filter groups having their object mean thickness too low. + + \param[in] groups Object group information. + \param[in] thickness Object group mean thickness must be greater + or equal to this value. + + \return Filtered object group information. + + */ + template <typename L> + object_groups<L> + object_groups_v_thickness(const object_groups<L>& groups, float thickness); + + +# ifndef MLN_INCLUDE_ONLY + + + template <typename L> + object_groups<L> + object_groups_v_thickness(const object_groups<L>& groups, float thickness) + { + trace::entering("scribo::filter::object_groups_v_thickness"); + + mln_precondition(groups.is_valid()); + mln_precondition(thickness >= 0); + + mln::util::array<float> + group_thickness = estim::object_groups_v_thickness(groups); + + object_groups<L> output(groups); + output(0) = 0; + for (unsigned i = 1; i < output.size(); ++i) + if (group_thickness[groups[i]] < thickness) + output(i) = 0; + + trace::exiting("scribo::filter::object_groups_v_thickness"); + return output; + } + + +# endif // ! MLN_INCLUDE_ONLY + + + } // end of namespace scribo::filter + +} // end of namespace scribo + + +#endif // ! SCRIBO_FILTER_OBJECT_GROUPS_V_THICKNESS_HH -- 1.5.6.5