[Olena-patches] last-svn-commit-41-g41b6112 io/xml/save_text_lines.hh: New. Add partial support for PageContent XML format.

--- scribo/ChangeLog | 59 +++++++++------- scribo/io/xml/save_text_lines.hh | 144 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 176 insertions(+), 27 deletions(-) create mode 100644 scribo/io/xml/save_text_lines.hh diff --git a/scribo/ChangeLog b/scribo/ChangeLog index dfac25a..f3c022a 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,3 +1,8 @@ +2010-02-19 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; + + * io/xml/save_text_lines.hh: New. Add partial support for + PageContent XML format. + 2010-03-11 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; Introduce new Scribo core classes and start using them. @@ -48,58 +53,58 @@ Add anchor support in debug routines. - * scribo/debug/alignment_decision_image.hh, - * scribo/debug/links_decision_image.hh, - * scribo/debug/save_linked_bboxes_image.hh, - * scribo/draw/bounding_box_links.hh: Make use of anchor points to + * debug/alignment_decision_image.hh, + * debug/links_decision_image.hh, + * debug/save_linked_bboxes_image.hh, + * draw/bounding_box_links.hh: Make use of anchor points to draw debug outputs. 2010-02-19 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; Add new link filters. - * scribo/filter/object_links_non_aligned_simple.hh: Handle new + * filter/object_links_non_aligned_simple.hh: Handle new cases. - * scribo/filter/object_links_left_aligned.hh, - * scribo/filter/object_links_right_aligned.hh: New filters. + * filter/object_links_left_aligned.hh, + * filter/object_links_right_aligned.hh: New filters. 2010-02-19 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; Improve object linking backend. - * scribo/primitive/internal/find_left_link.hh, - * scribo/primitive/internal/find_right_link.hh, - * scribo/primitive/internal/is_invalid_link.hh: Remove. + * primitive/internal/find_left_link.hh, + * primitive/internal/find_right_link.hh, + * primitive/internal/is_invalid_link.hh: Remove. - * scribo/primitive/link/internal/compute_anchor.hh, - * scribo/primitive/link/internal/link_ms_dmax_base.hh, - * scribo/primitive/link/internal/link_ms_dmax_ratio_base.hh, - * scribo/primitive/link/internal/link_single_dmax_base.hh, - * scribo/primitive/link/internal/link_single_dmax_ratio_base.hh, - * scribo/primitive/link/with_single_down_link.hh, - * scribo/primitive/link/with_single_left_link.hh, - * scribo/primitive/link/with_single_left_link_dmax_ratio.hh, - * scribo/primitive/link/with_single_right_link.hh, - * scribo/primitive/link/with_single_right_link_dmax_ratio.hh, - * scribo/primitive/link/with_single_up_link.hh: Introduce the + * primitive/link/internal/compute_anchor.hh, + * primitive/link/internal/link_ms_dmax_base.hh, + * primitive/link/internal/link_ms_dmax_ratio_base.hh, + * primitive/link/internal/link_single_dmax_base.hh, + * primitive/link/internal/link_single_dmax_ratio_base.hh, + * primitive/link/with_single_down_link.hh, + * primitive/link/with_single_left_link.hh, + * primitive/link/with_single_left_link_dmax_ratio.hh, + * primitive/link/with_single_right_link.hh, + * primitive/link/with_single_right_link_dmax_ratio.hh, + * primitive/link/with_single_up_link.hh: Introduce the anchor concept and make use of it. 2010-02-19 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; - * scribo/filter/objects_with_holes.hh: New component filter. + * filter/objects_with_holes.hh: New component filter. 2010-02-19 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; - * scribo/draw/bounding_boxes.hh: Do not draw box centers anymore. + * draw/bounding_boxes.hh: Do not draw box centers anymore. 2010-02-19 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; Add dedicated routines for AFP's use case. - * scribo/src/afp/components.hh, - * scribo/src/afp/link.hh, - * scribo/src/afp/regroup.hh: New. + * src/afp/components.hh, + * src/afp/link.hh, + * src/afp/regroup.hh: New. 2010-02-19 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; diff --git a/scribo/io/xml/save_text_lines.hh b/scribo/io/xml/save_text_lines.hh new file mode 100644 index 0000000..c86f121 --- /dev/null +++ b/scribo/io/xml/save_text_lines.hh @@ -0,0 +1,144 @@ +// 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. + +#ifndef SCRIBO_IO_XML_SAVE_TEXT_LINES_HH +# define SCRIBO_IO_XML_SAVE_TEXT_LINES_HH + +/// \file +/// +/// \brief Save text line information as XML. + +#include <fstream> +#include <sstream> + + +namespace scribo +{ + + namespace io + { + + namespace xml + { + + /*! \brief Save text line information as XML. + + We use a XML Schema part of the PAGE (Page Analysis and Ground + truth Elements) image representation framework. + + This schema was used in the Page Segmentation COMPetition + (PSCOMP) for ICDAR 2009. + + Its XSD file is located here: + http://schema.primaresearch.org/PAGE/gts/pagecontent/2009-03-16/pagecontent… + + */ + template <typename L> + void + save_text_lines(const std::string& input_name, + const line_set<L>& lines, + const std::string& output_name); + + +# ifndef MLN_INCLUDE_ONLY + + + template <typename L> + void + save_text_lines(const std::string& input_name, + const line_set<L>& lines, + const std::string& output_name) + { + trace::entering("scribo::io::xml:save_text_lines"); + + std::ofstream file(output_name.c_str()); + if (! file) + { + std::cerr << "error: cannot open file '" << input_name << "'!"; + abort(); + } + + file << "<?xml version=\"1.0\"?>" << std::endl; + file << "<pcGts xmlns=\"http://schema.primaresearch.org/PAGE/gts/pagecontent/2009-03-1… xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xsi:schemaLocation=\"http://schema.primaresearch.org/PAGE/gts/pagecont… http://schema.primaresearch.org/PAGE/gts/pagecontent/2009-03-16/pagecontent… pcGtsId=\"" << input_name << "\">" << std::endl; + + + file << " <pcMetadata>" << std::endl; + file << " <pcCreator>LRDE</pcCreator>" << std::endl; + file << " <pcCreated/>" << std::endl; + file << " <pcLastChange/>" << std::endl; + file << " <pcComments/>" << std::endl; + file << " </pcMetadata>" << std::endl; + + file << " <page image_filename=\"" << input_name + << "\" image_width=\"" << lines.component_set_().labeled_image().ncols() + << "\" image_height=\"" << lines.component_set_().labeled_image().nrows() + << "\">" << std::endl; + + for_all_lines(l, lines) + { + file << " <text_region id=\"" << lines(l).id() + << "\" txt_orientation=\"0.000\" " + << "txt_reading_orientation=\"0.000\" " + << "txt_reading_direction=\"Left_To_Right\" " + << "txt_reverse_video=\"No\" " + << "txt_indented=\"No\">" + << std::endl; + + file << " <coords>" << std::endl + << " <point x=\"" << lines(l).bbox().pmin().row() + << "\" y=\"" << lines(l).bbox().pmin().col() << "\"/>" + << std::endl + << " <point x=\"" << lines(l).bbox().pmin().row() + << "\" y=\"" << lines(l).bbox().pmax().col() << "\"/>" + << std::endl + << " <point x=\"" << lines(l).bbox().pmax().row() + << "\" y=\"" << lines(l).bbox().pmin().col() << "\"/>" + << std::endl + << " <point x=\"" << lines(l).bbox().pmax().row() + << "\" y=\"" << lines(l).bbox().pmax().col() << "\"/>" + << std::endl + << " </coords>" << std::endl; + } + + file << " </text_region>" << std::endl; + file << " </page>" << std::endl; + file << "</pcGts>" << std::endl; + + + + trace::exiting("scribo::io::xml::save_text_lines"); + } + + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace scribo::io::xml + + } // end of namespace scribo::io + +} // end of namespace scribo + + +#endif // ! SCRIBO_IO_XML_SAVE_TEXT_LINES_HH -- 1.5.6.5