June 2010 - Olena-patches

last-svn-commit-106-g11701a0 io/xml/save_text_lines.hh: Fix XML output.
by Guillaume Lazzara 03 Jun '10

03 Jun '10

--- scribo/ChangeLog | 4 ++ scribo/io/xml/save_text_lines.hh | 98 ++++++++++++++++++++------------------ 2 files changed, 55 insertions(+), 47 deletions(-) diff --git a/scribo/ChangeLog b/scribo/ChangeLog index 53358b7..5dc9919 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,9 @@ 2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> + * io/xml/save_text_lines.hh: Fix XML output. + +2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> + * debug/decision_image.hh: Add the anchor::Type as argument. 2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> diff --git a/scribo/io/xml/save_text_lines.hh b/scribo/io/xml/save_text_lines.hh index 22aa3d9..7f0fdf4 100644 --- a/scribo/io/xml/save_text_lines.hh +++ b/scribo/io/xml/save_text_lines.hh @@ -84,56 +84,60 @@ namespace scribo file << "<PcGts xmlns=\"http://schema.primaresearch.org/PAGE/gts/pagecontent/2009-03-16\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xsi:schemaLocation=\"http://schema.primaresearch.org/PAGE/gts/pagecontent/2009-03-16 http://schema.primaresearch.org/PAGE/gts/pagecontent/2009-03-16/pagecontent…" pcGtsId=\"" << input_name << "\">" << std::endl; - file << " <Metadata>" << std::endl; - file << " <Creator>LRDE</pcCreator>" << std::endl; - file << " <Created/>" << std::endl; - file << " <LastChange/>" << std::endl; - file << " <Comments>Generated by Scribo from Olena.</pcComments>" << std::endl; - file << " </Metadata>" << std::endl; - - file << " <Page image_filename=\"" << input_name - << "\" image_width=\"" << lines.component_set_().labeled_image().ncols() - << "\" image_height=\"" << lines.component_set_().labeled_image().nrows() + file << " <PcMetadata>" << std::endl; + file << " <PcCreator>LRDE</PcCreator>" << std::endl; + file << " <PcCreated/>" << std::endl; + file << " <PcLastChange/>" << std::endl; + file << " <PcComments>Generated by Scribo from Olena.</PcComments>" << std::endl; + file << " </PcMetadata>" << std::endl; + + file << " <page image_filename=\"" << input_name + << "\" image_width=\"" << lines.components().labeled_image().ncols() + << "\" image_height=\"" << lines.components().labeled_image().nrows() << "\">" << std::endl; for_all_lines(l, lines) - { - file << " <text_region id=\"" << lines(l).id() - << "\" txt_orientation=\"" << lines(l).orientation() - << "\" txt_reading_orientation=\"" << lines(l).reading_orientation() - << "\" txt_reading_direction=\"" << lines(l).reading_direction() - << "\" txt_reverse_video=\"" << (lines(l).reverse_video() ? "true" : "false") - << "\" txt_indented=\"" << (lines(l).indented() ? "true" : "false") - // EXTENSIONS - Not officially supported - << "\" baseline=\"" << lines(l).baseline() - << "\" median=\"" << lines(l).median() - << "\" x_height=\"" << lines(l).x_height() - << "\" d_height=\"" << lines(l).d_height() - << "\" a_height=\"" << lines(l).a_height() - << "\" char_space=\"" << lines(l).char_space() - << "\" char_width=\"" << lines(l).char_width() - // End of EXTENSIONS - << "\">" - << 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; + if (lines(l).tag() != line::Merged + && lines(l).tag() != line::Ignored) + { + file << " <text_region id=\"" << lines(l).id() + << "\" txt_orientation=\"" << lines(l).orientation() + << "\" txt_reading_orientation=\"" << lines(l).reading_orientation() + << "\" txt_reading_direction=\"" << lines(l).reading_direction() + << "\" txt_reverse_video=\"" << (lines(l).reverse_video() ? "true" : "false") + << "\" txt_indented=\"" << (lines(l).indented() ? "true" : "false") + << "\" kerning=\"" << lines(l).char_space() + + // EXTENSIONS - Not officially supported + << "\" baseline=\"" << lines(l).baseline() + << "\" meanline=\"" << lines(l).meanline() + << "\" x_height=\"" << lines(l).x_height() + << "\" d_height=\"" << lines(l).d_height() + << "\" a_height=\"" << lines(l).a_height() + << "\" char_width=\"" << lines(l).char_width() + // End of EXTENSIONS + << "\">" + << std::endl; + + file << " <coords>" << std::endl + << " <point x=\"" << lines(l).bbox().pmin().col() + << "\" y=\"" << lines(l).bbox().pmin().row() << "\"/>" + << std::endl + << " <point x=\"" << lines(l).bbox().pmax().col() + << "\" y=\"" << lines(l).bbox().pmin().row() << "\"/>" + << std::endl + << " <point x=\"" << lines(l).bbox().pmax().col() + << "\" y=\"" << lines(l).bbox().pmax().row() << "\"/>" + << std::endl + << " <point x=\"" << lines(l).bbox().pmin().col() + << "\" y=\"" << lines(l).bbox().pmax().row() << "\"/>" + << std::endl + << " </coords>" << std::endl; + + file << " </text_region>" << std::endl; + } + + file << " </page>" << std::endl; file << "</PcGts>" << std::endl; -- 1.5.6.5

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last-svn-commit-105-g53a9811 debug/decision_image.hh: Add the anchor::Type as argument.
by Guillaume Lazzara 03 Jun '10

03 Jun '10

--- scribo/ChangeLog | 4 ++++ scribo/debug/decision_image.hh | 24 ++++++++++++++---------- 2 files changed, 18 insertions(+), 10 deletions(-) diff --git a/scribo/ChangeLog b/scribo/ChangeLog index a9c13e3..53358b7 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,9 @@ 2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> + * debug/decision_image.hh: Add the anchor::Type as argument. + +2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> + Use anchor::Type in alignment routines' dispatch. * filter/object_links_bottom_aligned.hh, diff --git a/scribo/debug/decision_image.hh b/scribo/debug/decision_image.hh index cc3f0f0..7f881d3 100644 --- a/scribo/debug/decision_image.hh +++ b/scribo/debug/decision_image.hh @@ -66,7 +66,8 @@ namespace scribo mln_ch_value(I,value::rgb8) decision_image(const Image& input_, const object_groups<L>& groups, - const object_groups<L>& filtered_groups); + const object_groups<L>& filtered_groups, + anchor::Type anchor); /*! \brief Save a color image showing the difference between to object links. @@ -84,7 +85,8 @@ namespace scribo mln_ch_value(I,value::rgb8) decision_image(const Image& input_, const object_links<L>& links, - const object_links<L>& filtered_links); + const object_links<L>& filtered_links, + anchor::Type anchor); # ifndef MLN_INCLUDE_ONLY @@ -125,12 +127,13 @@ namespace scribo mln_ch_value(I,value::rgb8) decision_image(const Image& input_, const object_links<L>& links, - const object_links<L>& filtered_links) + const object_links<L>& filtered_links, + anchor::Type anchor) { trace::entering("scribo::debug::decision_image"); const I& input = exact(input_); - const component_set<L>& components = links.components(); + const component_set<L>& comps = links.components(); mln_precondition(input.is_valid()); mln_precondition(links.is_valid()); @@ -142,21 +145,22 @@ namespace scribo image2d<value::rgb8> decision_image = data::convert(value::rgb8(), input); - for_all_comps(i, components) - mln::draw::box(decision_image, components(i).bbox(), literal::blue); + for_all_comps(i, comps) + mln::draw::box(decision_image, comps(i).bbox(), literal::blue); for (unsigned i = 1; i < links.nelements(); ++i) { if (links(i) != i) { + mln_site(L) + p1 = primitive::link::internal::compute_anchor(comps, i, anchor), + p2 = primitive::link::internal::compute_anchor(comps, links(i), anchor); + value::rgb8 value = literal::green; if (links(i) != filtered_links(i)) value = literal::red; - mln::draw::line(decision_image, - components(i).bbox().pcenter(), - components(links(i)).bbox().pcenter(), - value); + mln::draw::line(decision_image, p1, p2, value); } } -- 1.5.6.5

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last-svn-commit-104-gb54300a Use anchor::Type in alignment routines' dispatch.
by Guillaume Lazzara 03 Jun '10

03 Jun '10

* filter/object_links_bottom_aligned.hh, * filter/object_links_center_aligned.hh, * filter/object_links_left_aligned.hh, * filter/object_links_non_aligned_simple.hh, * filter/object_links_right_aligned.hh, * filter/object_links_top_aligned.hh: Use anchor::Type. * filter/internal/alignment_angle.hh, * filter/internal/component_aligned.hh: New. --- scribo/ChangeLog | 14 ++ scribo/filter/internal/alignment_angle.hh | 156 ++++++++++++++++++++++ scribo/filter/internal/component_aligned.hh | 114 ++++++++++++++++ scribo/filter/object_links_bottom_aligned.hh | 2 +- scribo/filter/object_links_center_aligned.hh | 2 +- scribo/filter/object_links_left_aligned.hh | 2 +- scribo/filter/object_links_non_aligned_simple.hh | 109 +-------------- scribo/filter/object_links_right_aligned.hh | 2 +- scribo/filter/object_links_top_aligned.hh | 2 +- 9 files changed, 297 insertions(+), 106 deletions(-) create mode 100644 scribo/filter/internal/alignment_angle.hh create mode 100644 scribo/filter/internal/component_aligned.hh diff --git a/scribo/ChangeLog b/scribo/ChangeLog index da11249..a9c13e3 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,19 @@ 2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> + Use anchor::Type in alignment routines' dispatch. + + * filter/object_links_bottom_aligned.hh, + * filter/object_links_center_aligned.hh, + * filter/object_links_left_aligned.hh, + * filter/object_links_non_aligned_simple.hh, + * filter/object_links_right_aligned.hh, + * filter/object_links_top_aligned.hh: Use anchor::Type. + + * filter/internal/alignment_angle.hh, + * filter/internal/component_aligned.hh: New. + +2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> + Small fixes related to object_groups. * core/object_groups.hh: Add more preconditions. diff --git a/scribo/filter/internal/alignment_angle.hh b/scribo/filter/internal/alignment_angle.hh new file mode 100644 index 0000000..5b88012 --- /dev/null +++ b/scribo/filter/internal/alignment_angle.hh @@ -0,0 +1,156 @@ +// 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_FILTER_INTERNAL_ALIGNMENT_ANGLE_HH +# define SCRIBO_FILTER_INTERNAL_ALIGNMENT_ANGLE_HH + +/// \file +/// +/// Return the alignment angle between two components according to an +/// anchor. + + +# include <mln/util/array.hh> +# include <mln/math/abs.hh> +# include <mln/math/pi.hh> + +# include <scribo/core/macros.hh> +# include <scribo/core/tag/anchor.hh> +# include <scribo/core/component_set.hh> + +namespace scribo +{ + + namespace filter + { + + namespace internal + { + + using namespace mln; + + + /// Return the alignment angle between two components according + /// to anchor. + /// + /// \return An angle in Radians. + template <typename L> + float + alignment_angle(const component_set<L>& comps, + unsigned current_object, unsigned nbh_object, + anchor::Type anchor); + + +# ifndef MLN_INCLUDE_ONLY + + + template <typename L> + float + alignment_angle(const component_set<L>& comps, + unsigned current_object, unsigned nbh_object, + anchor::Type anchor) + { + trace::entering("scribo::filter::internal::alignment_angle_rad"); + + mln_precondition(comps.is_valid()); + + float dr, dc; + + if (nbh_object == current_object) + return 0; + + // Center + if (anchor == anchor::Center) + { + dr = math::abs(comps(current_object).bbox().pcenter().row() + - comps(nbh_object).bbox().pcenter().row()); + dc = math::abs(comps(current_object).bbox().pcenter().col() + - comps(nbh_object).bbox().pcenter().col()); + + return std::atan(dr / dc); + } + + // Top + else if (anchor == anchor::Top) + { + dr = math::abs(comps(current_object).bbox().pmin().row() + - comps(nbh_object).bbox().pmin().row()); + dc = math::abs(comps(current_object).bbox().pcenter().col() + - comps(nbh_object).bbox().pcenter().col()); + + return std::atan(dr / dc); + } + + // Bottom + else if (anchor == anchor::Bottom) + { + dr = math::abs(comps(current_object).bbox().pmax().row() + - comps(nbh_object).bbox().pmax().row()); + dc = math::abs(comps(current_object).bbox().pcenter().col() + - comps(nbh_object).bbox().pcenter().col()); + + return std::atan(dr / dc); + } + + // Left + else if (anchor == anchor::Left) + { + dr = math::abs(comps(current_object).bbox().pcenter().row() + - comps(nbh_object).bbox().pcenter().row()); + dc = math::abs(comps(current_object).bbox().pmin().col() + - comps(nbh_object).bbox().pmin().col()); + + return std::atan(dc / dr); + } + + // Right + else if (anchor == anchor::Right) + { + dr = math::abs(comps(current_object).bbox().pcenter().row() + - comps(nbh_object).bbox().pcenter().row()); + dc = math::abs(comps(current_object).bbox().pmax().col() + - comps(nbh_object).bbox().pmax().col()); + + return std::atan(dc / dr); + } + + else + trace::warning("Invalid anchor value... Aborting computation."); + + trace::exiting("scribo::filter::internal::alignment_angle_rad"); + return 0; + + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace scribo::filter::internal + + } // end of namespace scribo::filter + +} // end of namespace scribo + +#endif // SCRIBO_FILTER_INTERNAL_ALIGNMENT_ANGLE_HH diff --git a/scribo/filter/internal/component_aligned.hh b/scribo/filter/internal/component_aligned.hh new file mode 100644 index 0000000..7200d44 --- /dev/null +++ b/scribo/filter/internal/component_aligned.hh @@ -0,0 +1,114 @@ +// 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_FILTER_INTERNAL_COMPONENT_ALIGNED_HH +# define SCRIBO_FILTER_INTERNAL_COMPONENT_ALIGNED_HH + +/// \file +/// +/// Invalidate components between two non aligned components. + + +# include <mln/util/array.hh> +# include <mln/math/abs.hh> +# include <mln/math/pi.hh> + +# include <scribo/core/macros.hh> +# include <scribo/core/tag/anchor.hh> +# include <scribo/core/component_set.hh> +# include <scribo/filter/internal/alignment_angle.hh> + +namespace scribo +{ + + namespace filter + { + + namespace internal + { + + using namespace mln; + + + template <typename L> + bool + component_aligned(const component_set<L>& comps, + unsigned current_object, unsigned nbh_object, + anchor::Type anchor, float max_alpha); + + + template <typename L> + bool + component_aligned_rad(const component_set<L>& comps, + unsigned current_object, unsigned nbh_object, + anchor::Type anchor, float max_alpha_rad); + + +# ifndef MLN_INCLUDE_ONLY + + + template <typename L> + bool + component_aligned(const component_set<L>& comps, + unsigned current_object, unsigned nbh_object, + anchor::Type anchor, float max_alpha) + { + float max_alpha_rad = (max_alpha / 180.0f) * math::pi; + + return component_aligned(comps, current_object, anchor, max_alpha_rad); + } + + + + template <typename L> + bool + component_aligned_rad(const component_set<L>& comps, + unsigned current_object, unsigned nbh_object, + anchor::Type anchor, float max_alpha_rad) + { + trace::entering("scribo::filter::internal::component_aligned_rad"); + + mln_precondition(comps.is_valid()); + + float angle = alignment_angle(comps, current_object, + nbh_object, anchor); + + bool output = (angle <= max_alpha_rad); + + trace::exiting("scribo::filter::internal::component_aligned_rad"); + return output; + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace scribo::filter::internal + + } // end of namespace scribo::filter + +} // end of namespace scribo + + +#endif // ! SCRIBO_FILTER_INTERNAL_COMPONENT_ALIGNED_HH diff --git a/scribo/filter/object_links_bottom_aligned.hh b/scribo/filter/object_links_bottom_aligned.hh index f1816d4..ba8ff31 100644 --- a/scribo/filter/object_links_bottom_aligned.hh +++ b/scribo/filter/object_links_bottom_aligned.hh @@ -97,7 +97,7 @@ namespace scribo mln_precondition(links.is_valid()); object_links<L> - output = object_links_non_aligned_simple(links, 2, max_alpha); + output = object_links_non_aligned_simple(links, anchor::Bottom, max_alpha); trace::exiting("scribo::filter::object_links_bottom_aligned"); return output; diff --git a/scribo/filter/object_links_center_aligned.hh b/scribo/filter/object_links_center_aligned.hh index abbac9e..8d89e73 100644 --- a/scribo/filter/object_links_center_aligned.hh +++ b/scribo/filter/object_links_center_aligned.hh @@ -95,7 +95,7 @@ namespace scribo object_links<L> output = object_links_non_aligned_simple(objects, links, - 0, max_alpha); + anchor::Center, max_alpha); trace::exiting("scribo::filter::object_links_center_aligned"); return output; diff --git a/scribo/filter/object_links_left_aligned.hh b/scribo/filter/object_links_left_aligned.hh index e69b110..a352d71 100644 --- a/scribo/filter/object_links_left_aligned.hh +++ b/scribo/filter/object_links_left_aligned.hh @@ -103,7 +103,7 @@ namespace scribo object_links<L> output = object_links_non_aligned_simple(objects, links, - 3, + anchor::Left, max_alpha); trace::exiting("scribo::filter::object_links_left_aligned"); diff --git a/scribo/filter/object_links_non_aligned_simple.hh b/scribo/filter/object_links_non_aligned_simple.hh index 5ecba0f..ae63527 100644 --- a/scribo/filter/object_links_non_aligned_simple.hh +++ b/scribo/filter/object_links_non_aligned_simple.hh @@ -38,6 +38,7 @@ # include <scribo/core/macros.hh> # include <scribo/core/object_links.hh> +# include <scribo/filter/internal/component_aligned.hh> namespace scribo { @@ -48,13 +49,13 @@ namespace scribo using namespace mln; /*! \brief Invalidate links between two non aligned components. - Alignment is based on a given edge of object bounding boxes. + Alignment is based on a given anchor of object bounding boxes. \param[in] links Object links information. \param[in] max_alpha Maximum angle value (degrees). - Exemple with dim == 1 and edge == 1 (bottom + Exemple with dim == 1 and anchor == 1 (bottom horizontal filter): \verbatim @@ -79,18 +80,11 @@ namespace scribo The angle between the two bottoms must be lower than \p alpha. - edge values : - 0 = center - 1 = top - 2 = bottom - 3 = left - 4 = right - */ template <typename L> object_links<L> object_links_non_aligned_simple(const object_links<L>& links, - unsigned edge, + anchor::Type anchor, float max_alpha); @@ -100,7 +94,7 @@ namespace scribo template <typename L> object_links<L> object_links_non_aligned_simple(const object_links<L>& links, - unsigned edge, + anchor::Type anchor, float max_alpha) { trace::entering("scribo::filter::object_links_non_aligned_simple"); @@ -111,100 +105,13 @@ namespace scribo const component_set<L>& comps = links.components(); object_links<L> output(links); - float dr, dc; float max_alpha_rad = (max_alpha / 180.0f) * math::pi; - // Center - if (edge == 0) - { - for_all_comps(i, comps) - { - if (links(i) != i) - { - dr = math::abs(comps(i).bbox().pcenter().row() - - comps(links(i)).bbox().pcenter().row()); - dc = math::abs(comps(i).bbox().pcenter().col() - - comps(links(i)).bbox().pcenter().col()); - - if (std::atan(dr / dc) > max_alpha_rad) - output(i) = i; - } - } - } - // Top - else if (edge == 1) - { - for_all_comps(i, comps) - if (links(i) != i) - { - dr = math::abs(comps(i).bbox().pmin().row() - - comps(links(i)).bbox().pmin().row()); - dc = math::abs(comps(i).bbox().pcenter().col() - - comps(links(i)).bbox().pcenter().col()); - - if (std::atan(dr / dc) > max_alpha_rad) - output(i) = i; - } - } - // Bottom - else if (edge == 2) - { - for_all_comps(i, comps) - { - if (links(i) != i) - { - dr = math::abs(comps(i).bbox().pmax().row() - - comps(links(i)).bbox().pmax().row()); - dc = math::abs(comps(i).bbox().pcenter().col() - - comps(links(i)).bbox().pcenter().col()); - - if (std::atan(dr / dc) > max_alpha_rad) - output(i) = i; - } - } - } - // Left - else if (edge == 3) - { - for_all_comps(i, comps) - { - if (links(i) != i) - { - dr = math::abs(comps(i).bbox().pcenter().row() - - comps(links(i)).bbox().pcenter().row()); - dc = math::abs(comps(i).bbox().pmin().col() - - comps(links(i)).bbox().pmin().col()); - - if (std::atan(dc / dr) > max_alpha_rad) - output(i) = i; - } - } - } - // Right - else if (edge == 4) - { - for_all_comps(i, comps) - { - if (links(i) != i) - { - dr = math::abs(comps(i).bbox().pcenter().row() - - comps(links(i)).bbox().pcenter().row()); - dc = math::abs(comps(i).bbox().pmax().col() - - comps(links(i)).bbox().pmax().col()); - - if (std::atan(dc / dr) > max_alpha_rad) - output(i) = i; - } - } - } - else - { - trace::warning("Invalid edge value... Aborting computation."); - trace::exiting("scribo::filter::object_links_non_aligned_simple"); - return output; - } + for_all_comps(i, comps) + if (!internal::component_aligned_rad(comps, i, links(i), anchor, max_alpha_rad)) + output(i) = i; trace::exiting("scribo::filter::object_links_non_aligned_simple"); diff --git a/scribo/filter/object_links_right_aligned.hh b/scribo/filter/object_links_right_aligned.hh index 2ee0280..ee964a3 100644 --- a/scribo/filter/object_links_right_aligned.hh +++ b/scribo/filter/object_links_right_aligned.hh @@ -102,7 +102,7 @@ namespace scribo object_links<L> output = object_links_non_aligned_simple(objects, links, - 4, + anchor::Right, max_alpha); trace::exiting("scribo::filter::object_links_right_aligned"); diff --git a/scribo/filter/object_links_top_aligned.hh b/scribo/filter/object_links_top_aligned.hh index de5ab3b..57e8d40 100644 --- a/scribo/filter/object_links_top_aligned.hh +++ b/scribo/filter/object_links_top_aligned.hh @@ -96,7 +96,7 @@ namespace scribo mln_precondition(links.is_valid()); object_links<L> - output = object_links_non_aligned_simple(links, 1, max_alpha); + output = object_links_non_aligned_simple(links, anchor::Top, max_alpha); trace::exiting("scribo::filter::object_links_top_aligned"); return output; -- 1.5.6.5

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last-svn-commit-103-g6143a5e Small fixes related to object_groups.
by Guillaume Lazzara 03 Jun '10

03 Jun '10

* core/object_groups.hh: Add more preconditions. * filter/object_groups_small.hh: Call duplicate(). --- scribo/ChangeLog | 8 ++++++++ scribo/core/object_groups.hh | 2 ++ scribo/filter/object_groups_small.hh | 5 +++-- 3 files changed, 13 insertions(+), 2 deletions(-) diff --git a/scribo/ChangeLog b/scribo/ChangeLog index a7134fa..da11249 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,13 @@ 2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> + Small fixes related to object_groups. + + * core/object_groups.hh: Add more preconditions. + + * filter/object_groups_small.hh: Call duplicate(). + +2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> + Add init() member to object_links structure. * core/object_links.hh: New init() member. diff --git a/scribo/core/object_groups.hh b/scribo/core/object_groups.hh index be97c06..97334f2 100644 --- a/scribo/core/object_groups.hh +++ b/scribo/core/object_groups.hh @@ -165,6 +165,7 @@ namespace scribo const object_links<L>& object_groups<L>::links() const { + mln_assertion(data_ != 0); return data_->links_; } @@ -172,6 +173,7 @@ namespace scribo void object_groups<L>::init_(const object_links<L>& links) { + mln_assertion(data_ != 0); data_->comp_to_group_ = links.comp_to_link(); } diff --git a/scribo/filter/object_groups_small.hh b/scribo/filter/object_groups_small.hh index 60f8753..f736a50 100644 --- a/scribo/filter/object_groups_small.hh +++ b/scribo/filter/object_groups_small.hh @@ -1,4 +1,5 @@ -// Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE) +// Copyright (C) 2009, 2010 EPITA Research and Development Laboratory +// (LRDE) // // This file is part of Olena. // @@ -77,7 +78,7 @@ namespace scribo for_all_groups(i, group_size) ++group_size[groups(i)]; - object_groups<L> output(groups); + object_groups<L> output = groups.duplicate(); output(0) = 0; for_all_groups(i, output) if (group_size[groups(i)] < n_links -- 1.5.6.5

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last-svn-commit-102-g2c6947d Add init() member to object_links structure.
by Guillaume Lazzara 03 Jun '10

03 Jun '10

* core/object_links.hh: New init() member. * filter/object_groups_v_thickness.hh, * filter/object_groups_with_holes.hh, * primitive/group/from_double_link.hh, * primitive/link/internal/link_functor_base.hh, * primitive/link/merge_double_link.hh, * src/afp/link.hh, * src/afp/regroup.hh: Call init() on object_links instances. * primitive/internal/init_link_array.hh: Remove. --- scribo/ChangeLog | 78 ++++++++++++-------- scribo/core/object_links.hh | 35 +++++++++- scribo/filter/object_groups_v_thickness.hh | 5 +- scribo/filter/object_groups_with_holes.hh | 24 +----- scribo/primitive/group/from_double_link.hh | 3 +- scribo/primitive/internal/init_link_array.hh | 78 -------------------- .../primitive/link/internal/link_functor_base.hh | 5 +- scribo/primitive/link/merge_double_link.hh | 1 - scribo/src/afp/link.hh | 13 +-- scribo/src/afp/regroup.hh | 1 - 10 files changed, 95 insertions(+), 148 deletions(-) delete mode 100644 scribo/primitive/internal/init_link_array.hh diff --git a/scribo/ChangeLog b/scribo/ChangeLog index ffd4a39..a7134fa 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,41 +1,57 @@ 2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> - * scribo/src/text_in_photo_fast.cc: Group routine parameters in a - global structure. + Add init() member to object_links structure. + + * core/object_links.hh: New init() member. + + * filter/object_groups_v_thickness.hh, + * filter/object_groups_with_holes.hh, + * primitive/group/from_double_link.hh, + * primitive/link/internal/link_functor_base.hh, + * primitive/link/merge_double_link.hh, + * src/afp/link.hh, + * src/afp/regroup.hh: Call init() on object_links instances. + + * primitive/internal/init_link_array.hh: Remove. + +2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> + + * src/text_in_photo_fast.cc: Group routine parameters in a global + structure. 2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> Add new Sauvola overloads and update examples. - * scribo/binarization/internal/first_pass_functor.hh, - * scribo/binarization/local_threshold.hh, - * scribo/binarization/sauvola.hh, - * scribo/binarization/sauvola_ms.hh, - * scribo/binarization/sauvola_ms_split.hh, - * scribo/binarization/sauvola_threshold_image.hh, - * scribo/canvas/integral_browsing.hh: Add more parameters to - Sauvola routines. - - * scribo/binarization/sauvola_threshold_image_debug.hh: New. New - overload providing debug outputs. - - * scribo/debug/usage.hh: Remove a parameter. - - * scribo/src/binarization/Makefile.am, - * scribo/src/binarization/pgm_global_threshold_auto.cc, - * scribo/src/binarization/pgm_sauvola.cc, - * scribo/src/binarization/pgm_sauvola_ms.cc, - * scribo/src/binarization/ppm_fg_sauvola_ms.cc, - * scribo/src/binarization/ppm_sauvola.cc, - * scribo/src/binarization/ppm_sauvola_ms.cc, - * scribo/src/binarization/ppm_sauvola_ms_split.cc: Add new - program arguments. - - * scribo/src/binarization/fg_sauvola_ms.cc, - * scribo/src/binarization/sauvola.cc, - * scribo/src/binarization/sauvola_ms.cc, - * scribo/src/binarization/sauvola_ms_split.cc, - * scribo/src/binarization/sauvola_debug.cc: New. + * binarization/internal/first_pass_functor.hh, + * binarization/local_threshold.hh, + * binarization/sauvola.hh, + * binarization/sauvola_ms.hh, + * binarization/sauvola_ms_split.hh, + * binarization/sauvola_threshold_image.hh, + * canvas/integral_browsing.hh: Add more parameters to Sauvola + routines. + + * binarization/sauvola_threshold_image_debug.hh: New. New overload + providing debug outputs. + + * debug/usage.hh: Remove a parameter. + + * src/binarization/Makefile.am, + * src/binarization/pgm_global_threshold_auto.cc, + * src/binarization/pgm_sauvola.cc, + * src/binarization/pgm_sauvola_ms.cc, + * src/binarization/ppm_fg_sauvola_ms.cc, + * src/binarization/ppm_sauvola.cc, + * src/binarization/ppm_sauvola_ms.cc, + * src/binarization/ppm_sauvola_ms_split.cc: Add new program + arguments. + + * src/binarization/fg_sauvola_ms.cc, + * src/binarization/sauvola.cc, + * src/binarization/sauvola_ms.cc, + * src/binarization/sauvola_ms_split.cc, + * src/binarization/sauvola_debug.cc: New. 2010-03-29 Guillaume Lazzara <z(a)lrde.epita.fr> diff --git a/scribo/core/object_links.hh b/scribo/core/object_links.hh index 654cb75..c10cae6 100644 --- a/scribo/core/object_links.hh +++ b/scribo/core/object_links.hh @@ -90,12 +90,18 @@ namespace scribo const mln::util::array<unsigned>& comp_to_link() const; + void init(); private: mln::util::tracked_ptr<data_t> data_; }; + template <typename L> + std::ostream& + operator<<(std::ostream& ostr, const object_links<L>& links); + + # ifndef MLN_INCLUDE_ONLY @@ -174,7 +180,7 @@ namespace scribo unsigned object_links<L>::nelements() const { - return data_->comp_to_link_.nelements() ; + return data_->comp_to_link_.nelements(); } @@ -202,6 +208,33 @@ namespace scribo } + template <typename L> + void + object_links<L>::init() + { + for (unsigned i = 0; i < nelements(); ++i) + if (data_->components_(i).tag() == component::Ignored) + data_->comp_to_link_(i) = 0; + else + data_->comp_to_link_(i) = i; + } + + + template <typename L> + std::ostream& + operator<<(std::ostream& ostr, const object_links<L>& links) + { + ostr << "object_links["; + + for_all_links(l, links) + ostr << l << "->" << links.comp_to_link()[l] << ", "; + + ostr << "]"; + + return ostr; + } + + # endif // ! MLN_INCLUDE_ONLY diff --git a/scribo/filter/object_groups_v_thickness.hh b/scribo/filter/object_groups_v_thickness.hh index caac765..717b372 100644 --- a/scribo/filter/object_groups_v_thickness.hh +++ b/scribo/filter/object_groups_v_thickness.hh @@ -1,4 +1,5 @@ -// Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE) +// Copyright (C) 2009, 2010 EPITA Research and Development Laboratory +// (LRDE) // // This file is part of Olena. // @@ -75,7 +76,7 @@ namespace scribo mln::util::array<float> group_thickness = estim::object_groups_v_thickness(groups); - object_groups<L> output(groups); + object_groups<L> output = groups.duplicate(); output(0) = 0; for (unsigned i = 1; i < output.nelements(); ++i) if (groups.components()(i).is_valid() diff --git a/scribo/filter/object_groups_with_holes.hh b/scribo/filter/object_groups_with_holes.hh index 1f31c01..570ae6a 100644 --- a/scribo/filter/object_groups_with_holes.hh +++ b/scribo/filter/object_groups_with_holes.hh @@ -42,33 +42,13 @@ # include <mln/draw/box_plain.hh> # include <mln/util/array.hh> -# include <mln/labeling/blobs_and_compute.hh> - # include <mln/accu/math/count.hh> # include <mln/fun/i2v/array.hh> -# include <mln/io/pbm/save.hh> -# include <mln/io/pgm/save.hh> - -# include <mln/data/convert.hh> - -# include <mln/labeling/background.hh> - # include <scribo/core/macros.hh> # include <scribo/core/component_set.hh> -# include <scribo/filter/internal/compute.hh> - -# include <mln/data/fill.hh> -# include <mln/data/paste.hh> - -# include <mln/util/timer.hh> - -# include <mln/value/label_16.hh> -# include <mln/core/var.hh> - -#include <mln/debug/filename.hh> namespace scribo { @@ -195,6 +175,9 @@ namespace scribo data::fill(card, 1); border::fill(card, 1); + // We want to label background components only in the + // group bounding boxes. Thus, this image is a labeling + // constraint. bboxes_ima = internal::compute_bboxes_image(components); to_keep(0) = true; @@ -285,7 +268,6 @@ namespace scribo if (! to_keep(groups(c))) output(c) = 0; -// output.update_tags(to_keep, component::Ignored); trace::exiting("scribo::filter::impl::generic::object_groups_with_holes"); return output; diff --git a/scribo/primitive/group/from_double_link.hh b/scribo/primitive/group/from_double_link.hh index a1e8479..14c5972 100644 --- a/scribo/primitive/group/from_double_link.hh +++ b/scribo/primitive/group/from_double_link.hh @@ -46,7 +46,6 @@ # include <scribo/core/component_set.hh> # include <scribo/primitive/internal/find_root.hh> # include <scribo/primitive/internal/is_link_valid.hh> -# include <scribo/primitive/internal/init_link_array.hh> namespace scribo @@ -94,7 +93,7 @@ namespace scribo mln_precondition(right_link.components_id_() == components.id_()); object_groups<L> parent(components, left_link.nelements()); - internal::init_link_array(parent); + parent.init(); for_all_ncomponents(i, components.nlabels()) { mln::util::couple<bool, unsigned> diff --git a/scribo/primitive/internal/init_link_array.hh b/scribo/primitive/internal/init_link_array.hh deleted file mode 100644 index 2b46ad5..0000000 --- a/scribo/primitive/internal/init_link_array.hh +++ /dev/null @@ -1,78 +0,0 @@ -// 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_PRIMITIVE_INTERNAL_INIT_LINK_ARRAY_HH -# define SCRIBO_PRIMITIVE_INTERNAL_INIT_LINK_ARRAY_HH - -/// \file -/// -/// Initialize a link array. - - -# include <scribo/core/object_links.hh> -# include <scribo/core/component_set.hh> - - -namespace scribo -{ - - using namespace mln; - - namespace primitive - { - - namespace internal - { - - /// Initialize a link array. - template <typename L> - void - init_link_array(object_links<L>& link_array); - -# ifndef MLN_INCLUDE_ONLY - - template <typename L> - inline - void - init_link_array(object_links<L>& link_array) - { - const component_set<L>& comp_set = link_array.components(); - for (unsigned i = 0; i < link_array.nelements(); ++i) - if (comp_set(i).tag() == component::Ignored) - link_array(i) = 0; - else - link_array(i) = i; - } - -# endif // ! MLN_INCLUDE_ONLY - - } // end of namespace scribo::primitive::internal - - } // end of namespace scribo::primitive - -} // end of namespace scribo - - -#endif // ! SCRIBO_PRIMITIVE_INTERNAL_INIT_LINK_ARRAY_HH diff --git a/scribo/primitive/link/internal/link_functor_base.hh b/scribo/primitive/link/internal/link_functor_base.hh index 5e4af46..f2641ad 100644 --- a/scribo/primitive/link/internal/link_functor_base.hh +++ b/scribo/primitive/link/internal/link_functor_base.hh @@ -45,7 +45,6 @@ # include <scribo/core/object_links.hh> # include <scribo/core/concept/link_functor.hh> # include <scribo/primitive/link/internal/compute_anchor.hh> -# include <scribo/primitive/internal/init_link_array.hh> # define scribo_support(T) typename T::support # define scribo_support_(T) T::support @@ -194,7 +193,7 @@ namespace scribo labeled_image_(this->components_.labeled_image()), nanchors_(nanchors) { - primitive::internal::init_link_array(links_); + links_.init(); } @@ -207,7 +206,7 @@ namespace scribo labeled_image_(this->components_.labeled_image()), nanchors_(1) { - primitive::internal::init_link_array(links_); + links_.init(); } diff --git a/scribo/primitive/link/merge_double_link.hh b/scribo/primitive/link/merge_double_link.hh index 704c103..94a44ef 100644 --- a/scribo/primitive/link/merge_double_link.hh +++ b/scribo/primitive/link/merge_double_link.hh @@ -48,7 +48,6 @@ # include <scribo/core/component_set.hh> # include <scribo/primitive/internal/find_root.hh> # include <scribo/primitive/internal/is_link_valid.hh> -# include <scribo/primitive/internal/init_link_array.hh> namespace scribo diff --git a/scribo/src/afp/link.hh b/scribo/src/afp/link.hh index b6ef1f9..fc23991 100644 --- a/scribo/src/afp/link.hh +++ b/scribo/src/afp/link.hh @@ -3,7 +3,6 @@ #include <mln/util/couple.hh> #include <scribo/core/component_set.hh> #include <scribo/core/macros.hh> -#include <scribo/primitive/internal/init_link_array.hh> namespace scribo { @@ -21,21 +20,19 @@ namespace scribo { object_links<L> right(components, static_cast<unsigned>(components.nelements()) + 1); - primitive::internal::init_link_array(right); + right.init(); object_links<L> left(components, static_cast<unsigned>(components.nelements()) + 1); - primitive::internal::init_link_array(left); + left.init(); const L& lbl_ima = components.labeled_image(); for_all_comps(i, components) { float - w = (components(i).bbox().pmax().col() - - components(i).bbox().pmin().col()), - h = (components(i).bbox().pmax().row() - - components(i).bbox().pmin().row()); + w = components(i).bbox().width(), + h = components(i).bbox().height(); unsigned dmax = (w / 2.0f) + (3 * math::max(w, h)); @@ -98,7 +95,7 @@ namespace scribo { object_links<L> left(components, static_cast<unsigned>(components.nelements()) + 1); - primitive::internal::init_link_array(left); + left.init(); const L& lbl_ima = components.labeled_image(); diff --git a/scribo/src/afp/regroup.hh b/scribo/src/afp/regroup.hh index 3fcfcaa..44b5438 100644 --- a/scribo/src/afp/regroup.hh +++ b/scribo/src/afp/regroup.hh @@ -3,7 +3,6 @@ #include <mln/util/couple.hh> #include <scribo/core/component_set.hh> #include <scribo/core/macros.hh> -#include <scribo/primitive/internal/init_link_array.hh> namespace scribo { -- 1.5.6.5

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last-svn-commit-101-g4dad6c9 scribo/src/text_in_photo_fast.cc: Group routine parameters in a global structure.
by Guillaume Lazzara 03 Jun '10

03 Jun '10

--- scribo/ChangeLog | 5 ++ scribo/src/text_in_photo_fast.cc | 79 ++++++++++++++++++++++++++++--------- 2 files changed, 65 insertions(+), 19 deletions(-) diff --git a/scribo/ChangeLog b/scribo/ChangeLog index 34a258f..ffd4a39 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,10 @@ 2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> + * scribo/src/text_in_photo_fast.cc: Group routine parameters in a + global structure. + +2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> + Add new Sauvola overloads and update examples. * scribo/binarization/internal/first_pass_functor.hh, diff --git a/scribo/src/text_in_photo_fast.cc b/scribo/src/text_in_photo_fast.cc index 68b2014..d61cc6f 100644 --- a/scribo/src/text_in_photo_fast.cc +++ b/scribo/src/text_in_photo_fast.cc @@ -57,8 +57,6 @@ #include <mln/subsampling/antialiased.hh> -#include <mln/subsampling/antialiased_rgb.hh> - #include <scribo/draw/bounding_boxes.hh> #include <scribo/draw/groups_bboxes.hh> @@ -112,6 +110,7 @@ const char *args_desc[][2] = { { "input.ppm", "A color image." }, + { "ouput.ppm", "A color image where the text is highlighted." }, { "debug_output_dir", "Directory were debug images will be saved" }, { "lambda", "Lambda value used for foreground extraction" }, {0, 0} @@ -121,6 +120,38 @@ const char *args_desc[][2] = namespace mln { + + struct config + { + config() + { + sauvola_s = 3u; + sauvola_min_w = 51u; + + // Group Filtering + bbox_h_ratio = 1.50f; + bbox_overlap = 0.80f; + small_groups = 3; + v_thickness = 8; + regroup_dmax = 30; + group_min_holes = 3; + } + + + // Sauvola ms + unsigned sauvola_s; + unsigned sauvola_min_w; + + // Group Filtering + float bbox_h_ratio; + float bbox_overlap; + unsigned small_groups; + unsigned v_thickness; + unsigned regroup_dmax; + unsigned group_min_holes; + }; + + struct mask_non_text : Function_v2v<mask_non_text> { typedef value::rgb8 result; @@ -239,10 +270,9 @@ int main(int argc, char* argv[]) if (argc < 3 || argc > 10) return scribo::debug::usage(argv, "Find text in a photo.\n\n\ -Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", +Common usage: ./text_in_photo_fast input.ppm output.ppm 1 1 1 1 1", "input.ppm output.ppm <bg/fg enabled> <sauvola_ms enabled> <Bg comp filter enabled> <thin group filter enabled> [debug_output_dir] [lambda]", - args_desc, - "A color image where the text is highlighted."); + args_desc); std::string out_base_dir; bool debug = false; @@ -255,6 +285,8 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", trace::entering("main"); + config conf; + image2d<value::rgb8> input_rgb; io::magick::load(input_rgb, argv[1]); @@ -264,7 +296,7 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", std::cout << "Original domain: " << input_rgb.domain() << std::endl; - input_rgb = mln::subsampling::impl::antialiased_2d_rgb(input_rgb, factor); + input_rgb = mln::subsampling::antialiased(input_rgb, factor); std::cout << "Resized domain: " << input_rgb.domain() << std::endl; @@ -318,11 +350,11 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", unsigned w = std::min(intensity_ima.nrows() / 3, intensity_ima.ncols() / 3); if (! w % 2) ++w; - w = std::min(w, 51u); + w = std::min(w, conf.sauvola_min_w); if (argc > 4 && atoi(argv[4]) != 0) { std::cout << "** Using sauvola_ms with w_1 = " << w << std::endl; - input = scribo::binarization::sauvola_ms(intensity_ima, w, 3, 67); + input = scribo::binarization::sauvola_ms(intensity_ima, w, conf.sauvola_s); } else { @@ -420,7 +452,7 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", timer_.restart(); object_links<L> hratio_filtered_links = filter::object_links_bbox_h_ratio(merged_links, - 1.50f); + conf.bbox_h_ratio); @@ -431,7 +463,8 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", image2d<value::rgb8> hratio_decision_image = scribo::debug::decision_image(input, merged_links, - hratio_filtered_links); + hratio_filtered_links, + anchor::MassCenter); io::ppm::save(hratio_decision_image, scribo::make::debug_filename("hratio_links_decision_image.ppm")); } @@ -442,7 +475,8 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", //Remove links if bboxes overlap too much. object_links<L> overlap_filtered_links - = filter::object_links_bbox_overlap(hratio_filtered_links, 0.80f); + = filter::object_links_bbox_overlap(hratio_filtered_links, + conf.bbox_overlap); @@ -453,7 +487,8 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", image2d<value::rgb8> overlap_decision_image = scribo::debug::decision_image(input, hratio_filtered_links, - overlap_filtered_links); + overlap_filtered_links, + anchor::MassCenter); io::ppm::save(overlap_decision_image, scribo::make::debug_filename("overlap_links_decision_image.ppm")); } @@ -514,7 +549,8 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", if (argc > 6 && atoi(argv[6]) != 0) { std::cout << "** Using group too small" << std::endl; - filtered_small_groups = filter::object_groups_small(groups, 3); + filtered_small_groups = filter::object_groups_small(groups, + conf.small_groups); } else filtered_small_groups = groups; @@ -532,7 +568,7 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", scribo::draw::groups_bboxes(decision_image, groups, literal::red); scribo::draw::groups_bboxes(decision_image, filtered_small_groups, - literal::blue); + literal::green); io::ppm::save(decision_image, @@ -549,7 +585,8 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", { std::cout << "** Using group too thin" << std::endl; filtered_thin_groups - = filter::object_groups_v_thickness(filtered_small_groups, 8); + = filter::object_groups_v_thickness(filtered_small_groups, + conf.v_thickness); } else filtered_thin_groups = filtered_small_groups; @@ -565,7 +602,7 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", scribo::draw::groups_bboxes(decision_image, filtered_small_groups, literal::red); scribo::draw::groups_bboxes(decision_image, filtered_thin_groups, - literal::blue); + literal::green); io::ppm::save(decision_image, scribo::make::debug_filename("thin_groups_filter.ppm")); @@ -578,7 +615,8 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", g_timer.restart(); // Grouping groups together if possible. - groups = primitive::regroup::from_single_left_link(filtered_thin_groups, 30); + groups = primitive::regroup::from_single_left_link(filtered_thin_groups, + conf.regroup_dmax); // component_set<L> @@ -607,7 +645,8 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", { std::cout << "** Using objects_with_two_holes" << std::endl; - groups = scribo::filter::object_groups_with_holes(groups, 5); + groups = scribo::filter::object_groups_with_holes(groups, + conf.group_min_holes); t_ = g_timer; std::cout << "Objects_with_holes " << t_ << std::endl; @@ -626,7 +665,9 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", { decision_image = data::convert(value::rgb8(), input); - scribo::draw::groups_bboxes(decision_image, groups, literal::blue); + scribo::draw::groups_bboxes(decision_image, filtered_thin_groups, + literal::red); + scribo::draw::groups_bboxes(decision_image, groups, literal::green); io::ppm::save(decision_image, scribo::make::debug_filename("group_with_holes_filter.ppm")); } -- 1.5.6.5

1 0

last-svn-commit-100-gd10f1a6 Add new Sauvola overloads and update examples.
by Guillaume Lazzara 03 Jun '10

03 Jun '10

* scribo/binarization/internal/first_pass_functor.hh, * scribo/binarization/local_threshold.hh, * scribo/binarization/sauvola.hh, * scribo/binarization/sauvola_ms.hh, * scribo/binarization/sauvola_ms_split.hh, * scribo/binarization/sauvola_threshold_image.hh, * scribo/canvas/integral_browsing.hh: Add more parameters to Sauvola routines. * scribo/binarization/sauvola_threshold_image_debug.hh: New. New overload providing debug outputs. * scribo/debug/usage.hh: Remove a parameter. * scribo/src/binarization/Makefile.am, * scribo/src/binarization/pgm_global_threshold_auto.cc, * scribo/src/binarization/pgm_sauvola.cc, * scribo/src/binarization/pgm_sauvola_ms.cc, * scribo/src/binarization/ppm_fg_sauvola_ms.cc, * scribo/src/binarization/ppm_sauvola.cc, * scribo/src/binarization/ppm_sauvola_ms.cc, * scribo/src/binarization/ppm_sauvola_ms_split.cc: Add new program arguments. * scribo/src/binarization/fg_sauvola_ms.cc, * scribo/src/binarization/sauvola.cc, * scribo/src/binarization/sauvola_ms.cc, * scribo/src/binarization/sauvola_ms_split.cc, * scribo/src/binarization/sauvola_debug.cc: New. --- scribo/ChangeLog | 34 +++ scribo/binarization/internal/first_pass_functor.hh | 22 +- scribo/binarization/local_threshold.hh | 3 - scribo/binarization/sauvola.hh | 61 ++++- scribo/binarization/sauvola_ms.hh | 132 +++++---- scribo/binarization/sauvola_ms_split.hh | 29 ++- scribo/binarization/sauvola_threshold_image.hh | 128 +++++---- ...d_image.hh => sauvola_threshold_image_debug.hh} | 309 ++++++++------------ scribo/canvas/integral_browsing.hh | 13 - scribo/debug/usage.hh | 13 +- .../{ppm_fg_sauvola_ms.cc => fg_sauvola_ms.cc} | 15 +- .../src/binarization/pgm_global_threshold_auto.cc | 3 +- scribo/src/binarization/pgm_sauvola.cc | 28 ++- scribo/src/binarization/pgm_sauvola_ms.cc | 53 +++- scribo/src/binarization/ppm_fg_sauvola_ms.cc | 58 +++-- scribo/src/binarization/ppm_sauvola.cc | 38 ++- scribo/src/binarization/ppm_sauvola_ms.cc | 57 +++-- scribo/src/binarization/ppm_sauvola_ms_split.cc | 65 +++-- .../binarization/{pgm_sauvola.cc => sauvola.cc} | 39 ++- scribo/src/binarization/sauvola_debug.cc | 105 +++++++ .../{ppm_sauvola_ms.cc => sauvola_ms.cc} | 64 +++-- ...ppm_sauvola_ms_split.cc => sauvola_ms_split.cc} | 71 ++++-- scribo/src/preprocessing/to_pgm.cc | 46 +++ 23 files changed, 863 insertions(+), 523 deletions(-) copy scribo/binarization/{sauvola_threshold_image.hh => sauvola_threshold_image_debug.hh} (55%) copy scribo/src/binarization/{ppm_fg_sauvola_ms.cc => fg_sauvola_ms.cc} (87%) copy scribo/src/binarization/{pgm_sauvola.cc => sauvola.cc} (68%) create mode 100644 scribo/src/binarization/sauvola_debug.cc copy scribo/src/binarization/{ppm_sauvola_ms.cc => sauvola_ms.cc} (61%) copy scribo/src/binarization/{ppm_sauvola_ms_split.cc => sauvola_ms_split.cc} (64%) create mode 100644 scribo/src/preprocessing/to_pgm.cc diff --git a/scribo/ChangeLog b/scribo/ChangeLog index 50f9d86..34a258f 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,3 +1,37 @@ +2010-04-13 Guillaume Lazzara <z(a)lrde.epita.fr> + + Add new Sauvola overloads and update examples. + + * scribo/binarization/internal/first_pass_functor.hh, + * scribo/binarization/local_threshold.hh, + * scribo/binarization/sauvola.hh, + * scribo/binarization/sauvola_ms.hh, + * scribo/binarization/sauvola_ms_split.hh, + * scribo/binarization/sauvola_threshold_image.hh, + * scribo/canvas/integral_browsing.hh: Add more parameters to + Sauvola routines. + + * scribo/binarization/sauvola_threshold_image_debug.hh: New. New + overload providing debug outputs. + + * scribo/debug/usage.hh: Remove a parameter. + + * scribo/src/binarization/Makefile.am, + * scribo/src/binarization/pgm_global_threshold_auto.cc, + * scribo/src/binarization/pgm_sauvola.cc, + * scribo/src/binarization/pgm_sauvola_ms.cc, + * scribo/src/binarization/ppm_fg_sauvola_ms.cc, + * scribo/src/binarization/ppm_sauvola.cc, + * scribo/src/binarization/ppm_sauvola_ms.cc, + * scribo/src/binarization/ppm_sauvola_ms_split.cc: Add new + program arguments. + + * scribo/src/binarization/fg_sauvola_ms.cc, + * scribo/src/binarization/sauvola.cc, + * scribo/src/binarization/sauvola_ms.cc, + * scribo/src/binarization/sauvola_ms_split.cc, + * scribo/src/binarization/sauvola_debug.cc: New. + 2010-03-29 Guillaume Lazzara <z(a)lrde.epita.fr> Add support for various image types in text_in_photo_fast. diff --git a/scribo/binarization/internal/first_pass_functor.hh b/scribo/binarization/internal/first_pass_functor.hh index df4c025..3455060 100644 --- a/scribo/binarization/internal/first_pass_functor.hh +++ b/scribo/binarization/internal/first_pass_functor.hh @@ -68,12 +68,12 @@ namespace scribo unsigned n_nbhs; util::array<int> dp; - static const double one_k = 1 - 0.34; - static const double k_R = 0.34 / 128.0; + double K_; - first_pass_functor(const I& input) + first_pass_functor(const I& input, double K) : input(input), - pxl(input) + pxl(input), + K_(K) { res = 0; pxl.start(); @@ -96,17 +96,9 @@ namespace scribo unsigned p = pxl.offset(); - // Use an inlined and developed version of sauvola's - // threshold formula. -// value::int_u8 t_p = mean * (one_k + k_R * stddev); - -// std::cout << t_p << ", "; - -// std::cout << input.element(p) << " - " << t_p << std::endl; - value::int_u8 t_p = sauvola_threshold_formula(mean, stddev); - -// std::cout << input.point_at_index(p) -// << " - " << sauvola_threshold_formula(mean, stddev); + value::int_u8 t_p = sauvola_threshold_formula(mean, stddev, + K_, + SCRIBO_DEFAULT_SAUVOLA_R); msk.element(p) = input.element(p) < t_p; diff --git a/scribo/binarization/local_threshold.hh b/scribo/binarization/local_threshold.hh index ea5b34e..aa53664 100644 --- a/scribo/binarization/local_threshold.hh +++ b/scribo/binarization/local_threshold.hh @@ -200,9 +200,6 @@ namespace scribo internal::local_threshold_tests(input, threshold); - - - mln_ch_value(I, bool) output = internal::local_threshold_dispatch(input, threshold); diff --git a/scribo/binarization/sauvola.hh b/scribo/binarization/sauvola.hh index c3a0cce..6dd812b 100644 --- a/scribo/binarization/sauvola.hh +++ b/scribo/binarization/sauvola.hh @@ -55,6 +55,23 @@ namespace scribo \input[in] input An image. \input[in] window_size The window size. + \input[in] K Sauvola's formulae constant. + + \return A binary image. + + */ + template <typename I> + mln_ch_value(I, bool) + sauvola(const Image& input, unsigned window_size, double K); + + + + /*! \brief Convert an image into a binary image. + + Sauvola's formulae constant K is set to 0.34. + + \input[in] input An image. + \input[in] window_size The window size. \return A binary image. @@ -84,7 +101,7 @@ namespace scribo template <typename I> mln_ch_value(I, bool) - sauvola(const Image& input, unsigned window_size) + sauvola(const Image& input, unsigned window_size, double K) { trace::entering("scribo::binarization::impl::generic::sauvola"); mln_precondition(exact(input).is_valid()); @@ -92,7 +109,8 @@ namespace scribo mln_ch_value(I, bool) output = local_threshold(input, binarization::sauvola_threshold_image(input, - window_size)); + window_size, + K)); trace::exiting("scribo::binarization::impl::generic::sauvola"); return output; @@ -103,7 +121,7 @@ namespace scribo template <typename I> mln_ch_value(I, bool) - sauvola_rgb8(const Image& input, unsigned window_size) + sauvola_rgb8(const Image& input, unsigned window_size, double K) { trace::entering("scribo::binarization::impl::generic::sauvola"); mln_precondition(exact(input).is_valid()); @@ -114,7 +132,8 @@ namespace scribo mln_ch_value(I, bool) output = local_threshold(gima, binarization::sauvola_threshold_image(gima, - window_size)); + window_size, + K)); trace::exiting("scribo::binarization::impl::generic::sauvola"); return output; @@ -132,26 +151,29 @@ namespace scribo template <typename I> mln_ch_value(I, bool) sauvola_dispatch(const mln_value(I)&, - const Image& input, unsigned window_size) + const Image& input, unsigned window_size, + double K) { - return impl::generic::sauvola(input, window_size); + return impl::generic::sauvola(input, window_size, K); } template <typename I> mln_ch_value(I, bool) sauvola_dispatch(const value::rgb8&, - const Image& input, unsigned window_size) + const Image& input, unsigned window_size, + double K) { - return impl::sauvola_rgb8(input, window_size); + return impl::sauvola_rgb8(input, window_size, K); } template <typename I> mln_ch_value(I, bool) - sauvola_dispatch(const Image& input, unsigned window_size) + sauvola_dispatch(const Image& input, unsigned window_size, + double K) { typedef mln_value(I) V; - return sauvola_dispatch(V(), input, window_size); + return sauvola_dispatch(V(), input, window_size, K); } } // end of namespace scribo::binarization::internal @@ -162,6 +184,22 @@ namespace scribo template <typename I> mln_ch_value(I, bool) + sauvola(const Image& input, unsigned window_size, double K) + { + trace::entering("scribo::binarization::sauvola"); + + mln_precondition(exact(input).is_valid()); + + mln_ch_value(I, bool) + output = internal::sauvola_dispatch(input, window_size, K); + + trace::exiting("scribo::binarization::sauvola"); + return output; + } + + + template <typename I> + mln_ch_value(I, bool) sauvola(const Image& input, unsigned window_size) { trace::entering("scribo::binarization::sauvola"); @@ -169,7 +207,8 @@ namespace scribo mln_precondition(exact(input).is_valid()); mln_ch_value(I, bool) - output = internal::sauvola_dispatch(input, window_size); + output = internal::sauvola_dispatch(input, window_size, + SCRIBO_DEFAULT_SAUVOLA_K); trace::exiting("scribo::binarization::sauvola"); return output; diff --git a/scribo/binarization/sauvola_ms.hh b/scribo/binarization/sauvola_ms.hh index 2717770..6e70e04 100644 --- a/scribo/binarization/sauvola_ms.hh +++ b/scribo/binarization/sauvola_ms.hh @@ -54,6 +54,9 @@ # include <mln/extension/adjust.hh> +// FIXME: to be removed later... +# include <mln/io/pgm/save.hh> + # include <scribo/subsampling/integral_single_image.hh> # include <scribo/core/macros.hh> @@ -81,6 +84,7 @@ namespace scribo \param[in] w_1 The window size used to compute stats. \param[in] s The scale factor used for the first subscaling. \param[in] lambda_min_1 Size of the objects kept at scale 1. + \param[in] K Sauvola's formulae parameter. \p w_1 and \p lambda_min_1 are expressed according to the image @@ -90,6 +94,14 @@ namespace scribo */ template <typename I> mln_ch_value(I,bool) + sauvola_ms(const Image& input_1_, unsigned w_1, + unsigned s, unsigned lambda_min_1, double K); + + /// \overload + /// K is set to 0.34. + // + template <typename I> + mln_ch_value(I,bool) sauvola_ms(const Image& input_1, unsigned w_1, unsigned s, unsigned lambda_min_1); @@ -105,6 +117,11 @@ namespace scribo using namespace mln; + + // FIXME: to be removed later... + char* scale_image_output = 0; + + template <typename V> V my_find_root(image2d<V>& parent, const V& x) { @@ -120,7 +137,8 @@ namespace scribo unsigned lambda_min, unsigned lambda_max, unsigned s, unsigned q, unsigned i, unsigned w, - const image2d<util::couple<double,double> >& integral_sum_sum_2) + const image2d<util::couple<double,double> >& integral_sum_sum_2, + double K) { typedef image2d<int_u8> I; typedef point2d P; @@ -133,15 +151,30 @@ namespace scribo w_local_h = w_local, w_local_w = w_local; + // Make sure the window fits in the image domain. + if (w >= static_cast<const unsigned>(integral_sum_sum_2.ncols())) + { + w_local_w = std::min(integral_sum_sum_2.ncols(), integral_sum_sum_2.nrows()) - integral_sum_sum_2.border(); + w_local_h = w_local_w; + trace::warning("integral_browsing - Adjusting window width since it was larger than image width."); + } + if (w_local_h >= static_cast<const unsigned>(integral_sum_sum_2.nrows())) + { + w_local_h = std::min(integral_sum_sum_2.nrows(), integral_sum_sum_2.ncols()) - integral_sum_sum_2.border(); + w_local_w = w_local_h; + trace::warning("integral_browsing - Adjusting window height since it was larger than image height."); + } + if (! (w_local % 2)) { --w_local_w; ++w_local_h; } + // 1st pass scribo::binarization::internal::first_pass_functor< image2d<int_u8> > - f(sub); + f(sub, K); scribo::canvas::integral_browsing(integral_sum_sum_2, ratio, w_local_w, w_local_h, @@ -757,7 +790,7 @@ namespace scribo template <typename I> mln_ch_value(I,bool) sauvola_ms(const Image& input_1_, unsigned w_1, - unsigned s, unsigned lambda_min_1) + unsigned s, double K) { trace::entering("scribo::binarization::sauvola_ms"); @@ -768,6 +801,8 @@ namespace scribo dpoint2d none(0, 0); + unsigned lambda_min_1 = w_1 / 2; + // Number of subscales. unsigned nb_subscale = 3; @@ -820,7 +855,7 @@ namespace scribo // Subsampling to scale 3 and 4. for (unsigned i = 3; i <= nb_subscale + 1; ++i) - sub_ima.append(mln::subsampling::antialiased(sub_ima[i - 1], q, none, + sub_ima.append(mln::subsampling::antialiased(sub_ima[i - 1], q, sub_domains[i].first(), sub_domains[i].second())); @@ -840,7 +875,8 @@ namespace scribo mln_max(unsigned), s, q, i, w_work, - integral_sum_sum_2); + integral_sum_sum_2, + K); } // Other scales -> maximum and minimum component size. @@ -854,7 +890,8 @@ namespace scribo lambda_max_2 / ratio, s, q, i, w_work, - integral_sum_sum_2); + integral_sum_sum_2, + K); } } @@ -863,13 +900,17 @@ namespace scribo t_ima[2] = internal::compute_t_n_and_e_2(sub_ima[2], e_2, 0, lambda_max_2, s, 1, 2, w_work, - integral_sum_sum_2); + integral_sum_sum_2, + K); } // Propagate scale values. e_2 = transform::influence_zone_geodesic(e_2, c8()); + // FIXME: Remove or make it better... + if (internal::scale_image_output) + io::pgm::save(e_2, internal::scale_image_output); // Binarize image2d<bool> @@ -885,7 +926,7 @@ namespace scribo template <typename I> mln_ch_value(I,bool) sauvola_ms_rgb8(const Image& input_1_, unsigned w_1, - unsigned s, unsigned lambda_min_1) + unsigned s, double K) { const I& input_1 = exact(input_1_); @@ -893,54 +934,7 @@ namespace scribo gima = data::transform(input_1, mln::fun::v2v::rgb_to_int_u<8>()); mln_ch_value(I, bool) - output = generic::sauvola_ms(gima, w_1, s, lambda_min_1); - - -// typedef mln_ch_value(I,bool) bin_t; - - -// mln_ch_value(I, value::int_u8) r_i, g_i, b_i; - -// // Split the rgb8 image into 3 intensity images. -// mln::data::split(input_1, r_i, g_i, b_i); - -// bin_t r_b, g_b, b_b; - -// r_b = generic::sauvola_ms(r_i, w_1, s, lambda_min_1); -// g_b = generic::sauvola_ms(g_i, w_1, s, lambda_min_1); -// b_b = generic::sauvola_ms(b_i, w_1, s, lambda_min_1); - -// border::resize(r_b, input_1.border()); -// border::resize(g_b, input_1.border()); -// border::resize(b_b, input_1.border()); - -// bin_t output; -// initialize(output, input_1); - -// typedef bool * b_ptr_t; -// b_ptr_t -// out_ptr = output.buffer(), -// r_ptr = r_b.buffer(), -// g_ptr = g_b.buffer(), -// b_ptr = b_b.buffer(); - -// unsigned ntrue; -// for (unsigned n = 0; n < output.nelements(); ++n) -// { -// ntrue = 0; -// if (*r_ptr) -// ++ntrue; -// if (*g_ptr) -// ++ntrue; -// if (*b_ptr) -// ++ntrue; - -// *out_ptr++ = ntrue > 1;; - -// ++r_ptr; -// ++g_ptr; -// ++b_ptr; -// } + output = generic::sauvola_ms(gima, w_1, s, K); return output; } @@ -959,9 +953,9 @@ namespace scribo mln_ch_value(I,bool) sauvola_ms_dispatch(const mln_value(I)&, const Image& input_1, unsigned w_1, - unsigned s, unsigned lambda_min_1) + unsigned s, double K) { - return impl::generic::sauvola_ms(input_1, w_1, s, lambda_min_1); + return impl::generic::sauvola_ms(input_1, w_1, s, K); } @@ -970,19 +964,19 @@ namespace scribo mln_ch_value(I,bool) sauvola_ms_dispatch(const value::rgb8&, const Image& input_1, unsigned w_1, - unsigned s, unsigned lambda_min_1) + unsigned s, double K) { - return impl::sauvola_ms_rgb8(input_1, w_1, s, lambda_min_1); + return impl::sauvola_ms_rgb8(input_1, w_1, s, K); } template <typename I> mln_ch_value(I,bool) sauvola_ms_dispatch(const Image& input_1, unsigned w_1, - unsigned s, unsigned lambda_min_1) + unsigned s, double K) { typedef mln_value(I) V; - return sauvola_ms_dispatch(V(), input_1, w_1, s, lambda_min_1); + return sauvola_ms_dispatch(V(), input_1, w_1, s, K); } @@ -995,20 +989,28 @@ namespace scribo template <typename I> mln_ch_value(I,bool) sauvola_ms(const Image& input_1_, unsigned w_1, - unsigned s, unsigned lambda_min_1) + unsigned s, double K) { trace::entering("scribo::binarization::sauvola_ms"); - mln_precondition(input_1.is_valid()); + mln_precondition(exact(input_1_).is_valid()); mln_ch_value(I,bool) - output = internal::sauvola_ms_dispatch(input_1_, w_1, s, lambda_min_1); + output = internal::sauvola_ms_dispatch(input_1_, w_1, s, K); trace::exiting("scribo::binarization::sauvola_ms"); return output; } + template <typename I> + mln_ch_value(I,bool) + sauvola_ms(const Image& input_1, unsigned w_1, unsigned s) + { + return sauvola_ms(input_1, w_1, s, SCRIBO_DEFAULT_SAUVOLA_K); + } + + # endif // ! MLN_INCLUDE_ONLY diff --git a/scribo/binarization/sauvola_ms_split.hh b/scribo/binarization/sauvola_ms_split.hh index cba5d94..de8517c 100644 --- a/scribo/binarization/sauvola_ms_split.hh +++ b/scribo/binarization/sauvola_ms_split.hh @@ -61,6 +61,7 @@ namespace scribo \param[in] min_ntrue A site is set to 'True' in the output if it is set to 'True' at least \p min_ntrue components. Possible values: 1, 2, 3. + \param[in] K Sauvola's formula parameter. \p w_1 and \p lambda_min_1 are expressed according to the image at scale 0, i.e. the original size. @@ -70,16 +71,27 @@ namespace scribo template <typename I> mln_ch_value(I, bool) sauvola_ms_split(const Image& input_1_, unsigned w_1, + unsigned s, unsigned lambda_min_1, unsigned min_ntrue, + double K); + + + /// \overload + /// K is set to 0.34. + template <typename I> + mln_ch_value(I, bool) + sauvola_ms_split(const Image& input_1_, unsigned w_1, unsigned s, unsigned lambda_min_1, unsigned min_ntrue); + # ifndef MLN_INCLUDE_ONLY template <typename I> mln_ch_value(I, bool) sauvola_ms_split(const Image& input_1_, unsigned w_1, - unsigned s, unsigned lambda_min_1, unsigned min_ntrue) + unsigned s, unsigned lambda_min_1, unsigned min_ntrue, + double K) { trace::entering("scribo::binarization::sauvola_ms_split"); @@ -97,9 +109,9 @@ namespace scribo bin_t r_b, g_b, b_b; - r_b = impl::generic::sauvola_ms(r_i, w_1, s, lambda_min_1); - g_b = impl::generic::sauvola_ms(g_i, w_1, s, lambda_min_1); - b_b = impl::generic::sauvola_ms(b_i, w_1, s, lambda_min_1); + r_b = impl::generic::sauvola_ms(r_i, w_1, s, lambda_min_1, K); + g_b = impl::generic::sauvola_ms(g_i, w_1, s, lambda_min_1, K); + b_b = impl::generic::sauvola_ms(b_i, w_1, s, lambda_min_1, K); border::resize(r_b, input_1.border()); border::resize(g_b, input_1.border()); @@ -138,6 +150,15 @@ namespace scribo } + template <typename I> + mln_ch_value(I, bool) + sauvola_ms_split(const Image& input_1, unsigned w_1, + unsigned s, unsigned lambda_min_1, unsigned min_ntrue) + { + return sauvola_ms_split(input_1, w_1, s, lambda_min_1, min_ntrue, + SCRIBO_DEFAULT_SAUVOLA_K); + } + # endif // ! MLN_INCLUDE_ONLY } // end of namespace scribo::binarization diff --git a/scribo/binarization/sauvola_threshold_image.hh b/scribo/binarization/sauvola_threshold_image.hh index b5bc72d..88b3842 100644 --- a/scribo/binarization/sauvola_threshold_image.hh +++ b/scribo/binarization/sauvola_threshold_image.hh @@ -47,10 +47,24 @@ # include <mln/fun/v2v/rgb_to_int_u.hh> -# include <mln/debug/println.hh> - # include <scribo/core/init_integral_image.hh> + + +// Setup default Sauvola's formulae parameters values. +// These macros may be used in other variant of Sauvola's algorithm. +// +// Values are set according to the following reference: "Automatic +// Evaluation of Document Binarization Results", Badekas and al, 2005 +// +// Badekas et al. said 0.34 was best. +# define SCRIBO_DEFAULT_SAUVOLA_K 0.34 +// +// 128 is best for grayscale documents. +# define SCRIBO_DEFAULT_SAUVOLA_R 128 + + + namespace scribo { @@ -73,11 +87,18 @@ namespace scribo template <typename I, typename J> mln_ch_value(I, value::int_u8) sauvola_threshold_image(const Image& input, unsigned window_size, + double K, Image<J>& simple, Image<J>& squared); + /// \overload + template <typename I> + mln_ch_value(I, value::int_u8) + sauvola_threshold_image(const Image& input, unsigned window_size, + double K); /// \overload + /// K is set to 0.34 template <typename I> mln_ch_value(I, value::int_u8) sauvola_threshold_image(const Image& input, unsigned window_size); @@ -113,9 +134,9 @@ namespace scribo inline double sauvola_threshold_formula(const double m_x_y, const double s_x_y, - const double k, const double R) + const double K, const double R) { - return m_x_y * (1.0 + k * ((s_x_y / R) - 1.0)); + return m_x_y * (1.0 + K * ((s_x_y / R) - 1.0)); } @@ -125,13 +146,9 @@ namespace scribo double sauvola_threshold_formula(double m_x_y, double s_x_y) { - // Badekas et al. said 0.34 was best. - const double k = 0.34; - - // 128 is best for grayscale documents. - const double R = 128; - - return sauvola_threshold_formula(m_x_y, s_x_y, k, R); + return sauvola_threshold_formula(m_x_y, s_x_y, + SCRIBO_DEFAULT_SAUVOLA_K, + SCRIBO_DEFAULT_SAUVOLA_R); } @@ -155,7 +172,7 @@ namespace scribo compute_sauvola_threshold(const P& p, const J& simple, const J& squared, - int win_width, double k, double R) + int win_width, double K, double R) { mln_precondition(simple.nrows() == squared.nrows()); mln_precondition(simple.ncols() == squared.ncols()); @@ -191,7 +208,7 @@ namespace scribo double s_x_y = std::sqrt((s_x_y_tmp - (m_x_y_tmp * m_x_y_tmp) / wh) / (wh - 1.f)); // Thresholding. - double t_x_y = sauvola_threshold_formula(m_x_y, s_x_y, k, R); + double t_x_y = sauvola_threshold_formula(m_x_y, s_x_y, K, R); return t_x_y; } @@ -201,7 +218,8 @@ namespace scribo double compute_sauvola_threshold_single_image(const P& p, const J& integral, - int win_width) + int win_width, + double K, double R) { // Window half width. int w_2 = win_width >> 1; @@ -234,7 +252,7 @@ namespace scribo double s_x_y = std::sqrt((s_x_y_tmp - (m_x_y_tmp * m_x_y_tmp) / wh) / (wh - 1.f)); // Thresholding. - double t_x_y = m_x_y * (1.0 + 0.34 * ((s_x_y / 128) - 1.0)); + double t_x_y = sauvola_threshold_formula(m_x_y, s_x_y, K, R); return t_x_y; } @@ -248,13 +266,9 @@ namespace scribo const J& squared, int win_width) { - // Badekas et al. said 0.34 was best. - const double k = 0.34; - - // 128 is best for grayscale documents. - const double R = 128; - - return compute_sauvola_threshold(p, simple, squared, win_width, k, R); + return compute_sauvola_threshold(p, simple, squared, win_width, + SCRIBO_DEFAULT_SAUVOLA_K, + SCRIBO_DEFAULT_SAUVOLA_R); } @@ -285,6 +299,7 @@ namespace scribo inline mln_concrete(I) sauvola_threshold_image(const Image& input_, unsigned window_size, + double K, Image<J>& simple_, Image<J>& squared_) { @@ -313,7 +328,9 @@ namespace scribo for(def::coord col = 0; col < ncols; ++col) output.at_(row, col) = internal::compute_sauvola_threshold(P(row, col), simple, - squared, window_size); + squared, window_size, + K, + SCRIBO_DEFAULT_SAUVOLA_R); trace::exiting("scribo::binarization::impl::generic::sauvola_threshold"); return output; @@ -327,10 +344,11 @@ namespace scribo inline mln_concrete(I) sauvola_threshold_image_gl(const I& input, unsigned window_size, - Image<J>& simple, - Image<J>& squared) + double K, + Image<J>& simple, + Image<J>& squared) { - return impl::generic::sauvola_threshold_image(input, window_size, + return impl::generic::sauvola_threshold_image(input, window_size, K, simple, squared); } @@ -339,6 +357,7 @@ namespace scribo inline mln_ch_value(I, value::int_u8) sauvola_threshold_image_rgb8(const I& input, unsigned window_size, + double K, Image<J>& simple, Image<J>& squared) { @@ -350,6 +369,7 @@ namespace scribo mln_ch_value(I, value::int_u8) output = impl::generic::sauvola_threshold_image(gima, window_size, + K, simple, squared); trace::exiting("scribo::binarization::impl::sauvola_threshold_image_rgb8"); @@ -372,10 +392,12 @@ namespace scribo mln_ch_value(I, value::int_u<n>) sauvola_threshold_image_dispatch(const value::int_u<n>&, const I& input, unsigned window_size, + double K, J& simple, J& squared) { - return impl::sauvola_threshold_image_gl(input, window_size, simple, squared); + return impl::sauvola_threshold_image_gl(input, window_size, K, + simple, squared); } template <typename I, typename J> @@ -383,11 +405,12 @@ namespace scribo mln_ch_value(I, value::int_u8) sauvola_threshold_image_dispatch(const value::rgb8&, const I& input, unsigned window_size, + double K, J& simple, J& squared) { return impl::sauvola_threshold_image_rgb8(input, window_size, - simple, squared); + K, simple, squared); } template <typename I, typename J> @@ -395,6 +418,7 @@ namespace scribo mln_ch_value(I, value::int_u8) sauvola_threshold_image_dispatch(const mln_value(I)&, const I& input, unsigned window_size, + double K, J& simple, J& squared) { @@ -413,37 +437,21 @@ namespace scribo template <typename I, typename J> mln_ch_value(I, value::int_u8) sauvola_threshold_image(const Image& input, unsigned window_size, - Image<J>& simple, - Image<J>& squared) + double K, + Image<J>& simple, + Image<J>& squared) { trace::entering("scribo::binarization::sauvola_threshold_image"); mln_precondition(mln_site_(I)::dim == 2); mln_precondition(exact(input).is_valid()); - -// { -// J& simple_ = exact(simple); -// J& squared_ = exact(squared); -// mln_piter(J) p(simple_.domain()); -// for_all(p) -// { -// std::cout << simple_(p) << ", "; -// } -// std::cout << std::endl << " ------- " << std::endl; -// for_all(p) -// { -// std::cout << squared_(p) << ", "; -// } -// std::cout << std::endl << " ------- " << std::endl; -// } - - - typedef mln_value(I) value_t; mln_ch_value(I, value::int_u8) - output = internal::sauvola_threshold_image_dispatch(value_t(), exact(input), + output = internal::sauvola_threshold_image_dispatch(value_t(), + exact(input), window_size, + K, exact(simple), exact(squared)); @@ -455,19 +463,25 @@ namespace scribo template <typename I> inline mln_ch_value(I, value::int_u8) - sauvola_threshold_image(const Image& input, unsigned window_size) + sauvola_threshold_image(const Image& input, unsigned window_size, + double K) { mln_ch_value(I, double) simple = init_integral_image(input, scribo::internal::identity_), squared = init_integral_image(input, scribo::internal::square_); -// debug::println(input); -// std::cout << "============" << std::endl; -// // debug::println(simple); -// // std::cout << "============" << std::endl; -// // debug::println(squared); + return sauvola_threshold_image(input, window_size, + K, simple, squared); + } + - return sauvola_threshold_image(input, window_size, simple, squared); + template <typename I> + inline + mln_ch_value(I, value::int_u8) + sauvola_threshold_image(const Image& input, unsigned window_size) + { + return sauvola_threshold_image(input, window_size, + SCRIBO_DEFAULT_SAUVOLA_K); } diff --git a/scribo/binarization/sauvola_threshold_image.hh b/scribo/binarization/sauvola_threshold_image_debug.hh similarity index 55% copy from scribo/binarization/sauvola_threshold_image.hh copy to scribo/binarization/sauvola_threshold_image_debug.hh index b5bc72d..18216a6 100644 --- a/scribo/binarization/sauvola_threshold_image.hh +++ b/scribo/binarization/sauvola_threshold_image_debug.hh @@ -24,8 +24,8 @@ // exception does not however invalidate any other reasons why the // executable file might be covered by the GNU General Public License. -#ifndef SCRIBO_BINARIZATION_SAUVOLA_THRESHOLD_IMAGE_HH -# define SCRIBO_BINARIZATION_SAUVOLA_THRESHOLD_IMAGE_HH +#ifndef SCRIBO_BINARIZATION_SAUVOLA_THRESHOLD_IMAGE_DEBUG_HH +# define SCRIBO_BINARIZATION_SAUVOLA_THRESHOLD_IMAGE_DEBUG_HH /// \file /// @@ -47,9 +47,23 @@ # include <mln/fun/v2v/rgb_to_int_u.hh> -# include <mln/debug/println.hh> - # include <scribo/core/init_integral_image.hh> +# include <scribo/binarization/sauvola_threshold_image.hh> + + +// Setup default Sauvola's formulae parameters values. +// These macros may be used in other variant of Sauvola's algorithm. +// +// Values are set according to the following reference: "Automatic +// Evaluation of Document Binarization Results", Badekas and al, 2005 +// +// Badekas et al. said 0.34 was best. +# define SCRIBO_DEFAULT_SAUVOLA_K 0.34 +// +// 128 is best for grayscale documents. +# define SCRIBO_DEFAULT_SAUVOLA_R 128 + + namespace scribo { @@ -72,23 +86,16 @@ namespace scribo */ template <typename I, typename J> mln_ch_value(I, value::int_u8) - sauvola_threshold_image(const Image& input, unsigned window_size, - Image<J>& simple, - Image<J>& squared); - + sauvola_threshold_image_debug(const Image& input, unsigned window_size, + double K, + Image<J>& simple, + Image<J>& squared); /// \overload template <typename I> mln_ch_value(I, value::int_u8) - sauvola_threshold_image(const Image& input, unsigned window_size); - - - /// \overload - /// The window size is set to 11. - // - template <typename I> - mln_ch_value(I, value::int_u8) - sauvola_threshold_image(const Image& input); + sauvola_threshold_image_debug(const Image& input, unsigned window_size, + double K); @@ -98,42 +105,8 @@ namespace scribo namespace internal { - /*! \brief compute Sauvola's threshold applying directly the formula. - - \param[in] m_x_y Mean value. - \param[in] s_x_y Standard deviation. - \param[in] k Control the threshold value in the local - window. The higher, the lower the threshold - form the local mean m(x, y). - \param[in] R Maximum value of the standard deviation (128 - for grayscale documents). - - \return A threshold. - */ - inline - double - sauvola_threshold_formula(const double m_x_y, const double s_x_y, - const double k, const double R) - { - return m_x_y * (1.0 + k * ((s_x_y / R) - 1.0)); - } - - - /// \overload - // - inline - double - sauvola_threshold_formula(double m_x_y, double s_x_y) - { - // Badekas et al. said 0.34 was best. - const double k = 0.34; - - // 128 is best for grayscale documents. - const double R = 128; - - return sauvola_threshold_formula(m_x_y, s_x_y, k, R); - } - + unsigned mean_debug_factor = 1; + unsigned stddev_debug_factor = 10; /*! \brief Compute a point wise threshold according Sauvola's binarization. @@ -150,12 +123,13 @@ namespace scribo \return A threshold. */ - template <typename P, typename J> + template <typename P, typename I, typename J> double compute_sauvola_threshold(const P& p, + I& mean, I& stddev, const J& simple, const J& squared, - int win_width, double k, double R) + int win_width, double K, double R) { mln_precondition(simple.nrows() == squared.nrows()); mln_precondition(simple.ncols() == squared.ncols()); @@ -182,6 +156,8 @@ namespace scribo double m_x_y = m_x_y_tmp / wh; + mean(p) = m_x_y * mean_debug_factor; + // Standard deviation. double s_x_y_tmp = (squared.at_(row_max, col_max) + squared.at_(row_min, col_min) @@ -190,74 +166,15 @@ namespace scribo double s_x_y = std::sqrt((s_x_y_tmp - (m_x_y_tmp * m_x_y_tmp) / wh) / (wh - 1.f)); - // Thresholding. - double t_x_y = sauvola_threshold_formula(m_x_y, s_x_y, k, R); - - return t_x_y; - } - - - template <typename P, typename J> - double - compute_sauvola_threshold_single_image(const P& p, - const J& integral, - int win_width) - { - // Window half width. - int w_2 = win_width >> 1; - - int row_min = std::max(0, p.row() - w_2); - int col_min = std::max(0, p.col() - w_2); - - int row_max = std::min(static_cast<int>(integral.nrows()) - 1, - p.row() + w_2); - int col_max = std::min(static_cast<int>(integral.ncols()) - 1, - p.col() + w_2); - - - double wh = (row_max - row_min + 1) * (col_max - col_min + 1); - - // Mean. - double m_x_y_tmp = (integral.at_(row_max, col_max).first() - + integral.at_(row_min, col_min).first() - - integral.at_(row_max, col_min).first() - - integral.at_(row_min, col_max).first()); - - double m_x_y = m_x_y_tmp / wh; - - // Standard deviation. - double s_x_y_tmp = (integral.at_(row_max, col_max).second() - + integral.at_(row_min, col_min).second() - - integral.at_(row_max, col_min).second() - - integral.at_(row_min, col_max).second()); - - double s_x_y = std::sqrt((s_x_y_tmp - (m_x_y_tmp * m_x_y_tmp) / wh) / (wh - 1.f)); + stddev(p) = s_x_y * stddev_debug_factor; // Thresholding. - double t_x_y = m_x_y * (1.0 + 0.34 * ((s_x_y / 128) - 1.0)); + double t_x_y = sauvola_threshold_formula(m_x_y, s_x_y, K, R); return t_x_y; } - - template <typename P, typename J> - double - compute_sauvola_threshold(const P& p, - const J& simple, - const J& squared, - int win_width) - { - // Badekas et al. said 0.34 was best. - const double k = 0.34; - - // 128 is best for grayscale documents. - const double R = 128; - - return compute_sauvola_threshold(p, simple, squared, win_width, k, R); - } - - } // end of namespace scribo::binarization::internal } // end of namespace scribo::binarization @@ -284,13 +201,18 @@ namespace scribo template <typename I, typename J> inline mln_concrete(I) - sauvola_threshold_image(const Image& input_, unsigned window_size, - Image<J>& simple_, - Image<J>& squared_) + sauvola_threshold_image_debug(const Image& input_, + unsigned window_size, + double K, + Image& mean_, Image& stddev_, + Image<J>& simple_, + Image<J>& squared_) { - trace::entering("scribo::binarization::impl::generic::sauvola_threshold_image"); + trace::entering("scribo::binarization::impl::generic::sauvola_threshold_image_debug"); const I& input = exact(input_); + I& mean = exact(mean_); + I& stddev = exact(stddev_); J& simple = exact(simple_); J& squared = exact(squared_); @@ -312,8 +234,11 @@ namespace scribo for(def::coord row = 0; row < nrows; ++row) for(def::coord col = 0; col < ncols; ++col) output.at_(row, col) - = internal::compute_sauvola_threshold(P(row, col), simple, - squared, window_size); + = internal::compute_sauvola_threshold(P(row, col), + mean, stddev, + simple, squared, + window_size, K, + SCRIBO_DEFAULT_SAUVOLA_R); trace::exiting("scribo::binarization::impl::generic::sauvola_threshold"); return output; @@ -326,33 +251,43 @@ namespace scribo template <typename I, typename J> inline mln_concrete(I) - sauvola_threshold_image_gl(const I& input, unsigned window_size, - Image<J>& simple, - Image<J>& squared) + sauvola_threshold_image_debug_gl(const Image& input, + unsigned window_size, + double K, + Image& mean, Image& stddev, + Image<J>& simple, + Image<J>& squared) { - return impl::generic::sauvola_threshold_image(input, window_size, - simple, squared); + return impl::generic::sauvola_threshold_image_debug(input, window_size, + K, + mean, stddev, + simple, squared); } template <typename I, typename J> inline mln_ch_value(I, value::int_u8) - sauvola_threshold_image_rgb8(const I& input, unsigned window_size, - Image<J>& simple, - Image<J>& squared) + sauvola_threshold_image_debug_rgb8(const Image& input, + unsigned window_size, + double K, + Image& mean, Image& stddev, + Image<J>& simple, + Image<J>& squared) { - trace::entering("scribo::binarization::impl::sauvola_threshold_image_rgb8"); + trace::entering("scribo::binarization::impl::sauvola_threshold_image_debug_rgb8"); mln_ch_value(I, value::int_u8) gima; gima = data::transform(input, mln::fun::v2v::rgb_to_int_u<8>()); mln_ch_value(I, value::int_u8) - output = impl::generic::sauvola_threshold_image(gima, window_size, - simple, squared); + output = impl::generic::sauvola_threshold_image_debug(gima, window_size, + K, + mean, stddev, + simple, squared); - trace::exiting("scribo::binarization::impl::sauvola_threshold_image_rgb8"); + trace::exiting("scribo::binarization::impl::sauvola_threshold_image_debug_rgb8"); return output; } @@ -370,33 +305,43 @@ namespace scribo template <unsigned n, typename I, typename J> inline mln_ch_value(I, value::int_u<n>) - sauvola_threshold_image_dispatch(const value::int_u<n>&, const I& input, - unsigned window_size, - J& simple, - J& squared) + sauvola_threshold_image_debug_dispatch(const value::int_u<n>&, + const I& input, + unsigned window_size, + double K, + I& mean, I& stddev, + J& simple, + J& squared) { - return impl::sauvola_threshold_image_gl(input, window_size, simple, squared); + return impl::sauvola_threshold_image_debug_gl(input, window_size, K, + mean, stddev, + simple, squared); } template <typename I, typename J> inline mln_ch_value(I, value::int_u8) - sauvola_threshold_image_dispatch(const value::rgb8&, const I& input, - unsigned window_size, - J& simple, - J& squared) + sauvola_threshold_image_debug_dispatch(const value::rgb8&, const I& input, + unsigned window_size, + double K, + I& mean, I& stddev, + J& simple, + J& squared) { - return impl::sauvola_threshold_image_rgb8(input, window_size, - simple, squared); + return impl::sauvola_threshold_image_debug_rgb8(input, window_size, + K, mean, stddev, + simple, squared); } template <typename I, typename J> inline mln_ch_value(I, value::int_u8) - sauvola_threshold_image_dispatch(const mln_value(I)&, const I& input, - unsigned window_size, - J& simple, - J& squared) + sauvola_threshold_image_debug_dispatch(const mln_value(I)&, const I& input, + I& mean, I& stddev, + unsigned window_size, + double K, + J& simple, + J& squared) { // No dispatch for this kind of value type. mlc_abort(I)::check(); @@ -412,40 +357,27 @@ namespace scribo template <typename I, typename J> mln_ch_value(I, value::int_u8) - sauvola_threshold_image(const Image& input, unsigned window_size, - Image<J>& simple, - Image<J>& squared) + sauvola_threshold_image_debug(const Image& input, unsigned window_size, + double K, + Image& mean, Image& stddev, + Image<J>& simple, + Image<J>& squared) { - trace::entering("scribo::binarization::sauvola_threshold_image"); + trace::entering("scribo::binarization::sauvola_threshold_image_debug"); mln_precondition(mln_site_(I)::dim == 2); mln_precondition(exact(input).is_valid()); - -// { -// J& simple_ = exact(simple); -// J& squared_ = exact(squared); -// mln_piter(J) p(simple_.domain()); -// for_all(p) -// { -// std::cout << simple_(p) << ", "; -// } -// std::cout << std::endl << " ------- " << std::endl; -// for_all(p) -// { -// std::cout << squared_(p) << ", "; -// } -// std::cout << std::endl << " ------- " << std::endl; -// } - - - typedef mln_value(I) value_t; mln_ch_value(I, value::int_u8) - output = internal::sauvola_threshold_image_dispatch(value_t(), exact(input), - window_size, - exact(simple), - exact(squared)); + output = internal::sauvola_threshold_image_debug_dispatch(value_t(), + exact(input), + window_size, + K, + exact(mean), + exact(stddev), + exact(simple), + exact(squared)); trace::exiting("scribo::text::ppm2pbm"); return output; @@ -455,28 +387,17 @@ namespace scribo template <typename I> inline mln_ch_value(I, value::int_u8) - sauvola_threshold_image(const Image& input, unsigned window_size) + sauvola_threshold_image_debug(const Image& input, unsigned window_size, + double K, + Image& mean, Image& stddev) { mln_ch_value(I, double) simple = init_integral_image(input, scribo::internal::identity_), squared = init_integral_image(input, scribo::internal::square_); -// debug::println(input); -// std::cout << "============" << std::endl; -// // debug::println(simple); -// // std::cout << "============" << std::endl; -// // debug::println(squared); - - return sauvola_threshold_image(input, window_size, simple, squared); - } - - - template <typename I> - inline - mln_ch_value(I, value::int_u8) - sauvola_threshold_image(const Image& input) - { - return sauvola_threshold_image(input, 11); + return sauvola_threshold_image_debug(input, window_size, K, + mean, stddev, + simple, squared); } @@ -487,4 +408,4 @@ namespace scribo } // end of namespace scribo -#endif // ! SCRIBO_BINARIZATION_SAUVOLA_THRESHOLD_IMAGE_HH +#endif // ! SCRIBO_BINARIZATION_SAUVOLA_THRESHOLD_IMAGE_DEBUG_HH diff --git a/scribo/canvas/integral_browsing.hh b/scribo/canvas/integral_browsing.hh index 45ff38d..4e55109 100644 --- a/scribo/canvas/integral_browsing.hh +++ b/scribo/canvas/integral_browsing.hh @@ -127,19 +127,6 @@ namespace scribo unsigned s_2 = s * s; - // Make sure the window fits in the image domain. - if (w >= static_cast<const unsigned>(ncols)) - { - w = ncols - 1; - trace::warning("integral_browsing - Adjusting window width since it was larger than image width."); - } - if (h >= static_cast<const unsigned>(nrows)) - { - h = nrows - 1; - trace::warning("integral_browsing - Adjusting window height since it was larger than image height."); - } - - // ------------------------------- // T (top) // ------------------------------- diff --git a/scribo/debug/usage.hh b/scribo/debug/usage.hh index 6b6c9b7..2c6fa48 100644 --- a/scribo/debug/usage.hh +++ b/scribo/debug/usage.hh @@ -26,6 +26,7 @@ #ifndef SCRIBO_DEBUG_USAGE_HH # define SCRIBO_DEBUG_USAGE_HH +#include <libgen.h> #include <iostream> namespace scribo @@ -45,7 +46,7 @@ namespace scribo /// \return Return 1. // int usage(char* argv[], const char *desc, const char* args, - const char*args_desc[][2], const char *out_desc); + const char*args_desc[][2]); # ifndef MLN_INCLUDE_ONLY @@ -53,21 +54,21 @@ namespace scribo inline int usage(char* argv[], const char *desc, const char* args, - const char*args_desc[][2], const char *out_desc = 0) + const char*args_desc[][2]) { - std::cout << "Usage: " << argv[0] << " " << args + std::cout << "Usage: " << basename(argv[0]) << " " << args << std::endl << std::endl; std::cout << "-----------" << std::endl; std::cout << desc << std::endl - << std::endl; + << std::endl; for (unsigned i = 0; args_desc[i][0] != 0; ++i) std::cout << " " << args_desc[i][0] << ": " << args_desc[i][1] << std::endl; - if (out_desc) - std::cout << std::endl << "Output: " << out_desc << std::endl; +// if (out_desc) +// std::cout << std::endl << "Output: " << out_desc << std::endl; std::cout << "-----------" << std::endl; std::cout << "EPITA/LRDE - Scribo 2009" << std::endl; diff --git a/scribo/src/binarization/ppm_fg_sauvola_ms.cc b/scribo/src/binarization/fg_sauvola_ms.cc similarity index 87% copy from scribo/src/binarization/ppm_fg_sauvola_ms.cc copy to scribo/src/binarization/fg_sauvola_ms.cc index 5f45470..9c606d6 100644 --- a/scribo/src/binarization/ppm_fg_sauvola_ms.cc +++ b/scribo/src/binarization/fg_sauvola_ms.cc @@ -26,7 +26,7 @@ #include <mln/core/image/image2d.hh> #include <mln/value/rgb8.hh> -#include <mln/io/ppm/load.hh> +#include <mln/io/magick/load.hh> #include <mln/io/pbm/save.hh> #include <scribo/binarization/sauvola_ms.hh> @@ -53,7 +53,8 @@ bool check_args(int argc, char * argv[]) const char *args_desc[][2] = { - { "input.ppm", "A color image." }, + { "input.*", "An image." }, + { "output.pbm", "A binary image." }, { "lambda", "Lambda used to split bg/fg." }, { "w", "Window size at scale 1. (Common value: 101)" }, { "s", "First subsampling ratio (Common value: 3)." }, @@ -71,9 +72,9 @@ int main(int argc, char *argv[]) if (!check_args(argc, argv)) return scribo::debug::usage(argv, - "Multi-Scale Binarization of a color image based on Sauvola's algorithm. Performs a binarization on each component of the color image and merges the results.", - "input.ppm w s area_threshold output.pbm", - args_desc, "A binary image."); + "Multi-Scale Binarization based on Sauvola's algorithm. Performs a binarization on each component of the color image and merges the results.", + "input.* output.pbm w s area_threshold", + args_desc); trace::entering("main"); @@ -90,13 +91,13 @@ int main(int argc, char *argv[]) image2d<value::rgb8> input_1; - io::ppm::load(input_1, argv[1]); + io::magick::load(input_1, argv[1]); image2d<value::rgb8> fg = scribo::preprocessing::split_bg_fg(input_1, lambda, 32).first(); image2d<bool> - output = scribo::binarization::sauvola_ms(fg, w_1, s, lambda_min_1); + output = scribo::binarization::sauvola_ms(fg, w_1, s, lambda_min_1, SCRIBO_DEFAULT_SAUVOLA_K); io::pbm::save(output, argv[6]); } diff --git a/scribo/src/binarization/pgm_global_threshold_auto.cc b/scribo/src/binarization/pgm_global_threshold_auto.cc index 7f1dacf..568eba2 100644 --- a/scribo/src/binarization/pgm_global_threshold_auto.cc +++ b/scribo/src/binarization/pgm_global_threshold_auto.cc @@ -33,6 +33,7 @@ const char *args_desc[][2] = { { "input.pgm", "A gray level image." }, + { "output.pbm", "A binary image." }, {0, 0} }; @@ -46,7 +47,7 @@ int main(int argc, char *argv[]) return scribo::debug::usage(argv, "Binarization of a gray-level image using an automatic global threshold.", "input.pgm output.pbm", - args_desc, "A binary image."); + args_desc); trace::entering("main"); diff --git a/scribo/src/binarization/pgm_sauvola.cc b/scribo/src/binarization/pgm_sauvola.cc index 843c355..c6ba643 100644 --- a/scribo/src/binarization/pgm_sauvola.cc +++ b/scribo/src/binarization/pgm_sauvola.cc @@ -33,7 +33,9 @@ const char *args_desc[][2] = { { "input.pgm", "A gray level image." }, - { "w", "Window size." }, + { "output.pbm", "A binary image." }, + { "w", "Window size (default 51)." }, + { "k", "Sauvola's formulae parameter (default 0.34)." }, {0, 0} }; @@ -43,23 +45,35 @@ int main(int argc, char *argv[]) using namespace mln; using value::int_u8; - if (argc != 4) + if (argc != 5 && argc != 4 && argc != 3) return scribo::debug::usage(argv, "Binarization of a gray level image based on Sauvola's algorithm.", - "input.pgm w output.pbm", - args_desc, "A binary image."); + "input.pgm output.pbm <w> <k>", + args_desc); trace::entering("main"); - unsigned w = atoi(argv[2]); + unsigned w; + if (argc == 4) + w = atoi(argv[3]); + else + w = 51; + + double k; + if (argc == 5) + k = atof(argv[4]); + else + k = 0.34f; + + std::cout << "Using w=" << w << " and k=" << k << std::endl; image2d<int_u8> input; io::pgm::load(input, argv[1]); - image2d<bool> out = scribo::binarization::sauvola(input, w); + image2d<bool> out = scribo::binarization::sauvola(input, w, k); - io::pbm::save(out, argv[3]); + io::pbm::save(out, argv[2]); trace::exiting("main"); diff --git a/scribo/src/binarization/pgm_sauvola_ms.cc b/scribo/src/binarization/pgm_sauvola_ms.cc index d446c3e..fefdd6a 100644 --- a/scribo/src/binarization/pgm_sauvola_ms.cc +++ b/scribo/src/binarization/pgm_sauvola_ms.cc @@ -34,16 +34,19 @@ bool check_args(int argc, char * argv[]) { - if (argc < 5 || argc > 6) + if (argc < 3 || argc > 6) return false; - int s = atoi(argv[3]); - - if (s < 1 || s > 3) + if (argc >= 5) { - std::cout << "s must be set to 2 or 3." - << std::endl; - return false; + int s = atoi(argv[4]); + + if (s < 1 || s > 3) + { + std::cout << "s must be set to 2 or 3." + << std::endl; + return false; + } } return true; @@ -53,9 +56,10 @@ bool check_args(int argc, char * argv[]) const char *args_desc[][2] = { { "input.pgm", "A graylevel image." }, - { "w", "Window size at scale 1. (Common value: 101)" }, - { "s", "First subsampling ratio (Common value: 3)." }, - { "min_area", "Minimum object area at scale 1 (Common value: 67)" }, + { "out.pbm", "A binary image." }, + { "w", "Window size at scale 1. (default: 101)" }, + { "s", "First subsampling ratio (default: 3)." }, + { "k", "Sauvola's formuale parameter (default: 0.34)" }, {0, 0} }; @@ -70,28 +74,43 @@ int main(int argc, char *argv[]) if (!check_args(argc, argv)) return scribo::debug::usage(argv, "Multi-Scale Binarization of a color image based on Sauvola's algorithm.", - "input.pgm w s area_threshold output.pbm", - args_desc, "A binary image."); + "input.pgm output.pbm <w> <s> <k>", + args_desc); trace::entering("main"); // Window size - unsigned w_1 = atoi(argv[2]); // Scale 1 + unsigned w_1; + if (argc >= 4) + w_1 = atoi(argv[3]); // Scale 1 + else + w_1 = 101u; // First subsampling scale. - unsigned s = atoi(argv[3]); + unsigned s; + if (argc >= 5) + s = atoi(argv[4]); + else + s = 3u; // Lambda value - unsigned lambda_min_1 = atoi(argv[4]); + unsigned lambda_min_1 = 67; // FIXME: should be adapted to the + // window size. + double k; + if (argc >= 6) + k = atof(argv[5]); + else + k = 0.34f; image2d<value::int_u8> input_1; io::pgm::load(input_1, argv[1]); image2d<bool> - output = scribo::binarization::sauvola_ms(input_1, w_1, s, lambda_min_1); + output = scribo::binarization::sauvola_ms(input_1, w_1, s, + lambda_min_1, k); - io::pbm::save(output, argv[5]); + io::pbm::save(output, argv[2]); } diff --git a/scribo/src/binarization/ppm_fg_sauvola_ms.cc b/scribo/src/binarization/ppm_fg_sauvola_ms.cc index 5f45470..65e8621 100644 --- a/scribo/src/binarization/ppm_fg_sauvola_ms.cc +++ b/scribo/src/binarization/ppm_fg_sauvola_ms.cc @@ -35,16 +35,19 @@ bool check_args(int argc, char * argv[]) { - if (argc != 7) + if (argc < 3 || argc > 7) return false; - int s = atoi(argv[4]); - - if (s < 2 || s > 3) + if (argc >= 6) { - std::cout << "s must be set to 2 or 3." - << std::endl; - return false; + int s = atoi(argv[5]); + + if (s < 2 || s > 3) + { + std::cout << "s must be set to 2 or 3." + << std::endl; + return false; + } } return true; @@ -54,10 +57,11 @@ bool check_args(int argc, char * argv[]) const char *args_desc[][2] = { { "input.ppm", "A color image." }, + { "output.pbm", "A binary image." }, { "lambda", "Lambda used to split bg/fg." }, - { "w", "Window size at scale 1. (Common value: 101)" }, - { "s", "First subsampling ratio (Common value: 3)." }, - { "min_area", "Minimum object area at scale 1 (Common value: 67)" }, + { "w", "Window size at scale 1. (default: 101)" }, + { "s", "First subsampling ratio. (default: 3)" }, + { "k", "Sauvola's formula parameter. (default: 0.34)" }, {0, 0} }; @@ -72,33 +76,49 @@ int main(int argc, char *argv[]) if (!check_args(argc, argv)) return scribo::debug::usage(argv, "Multi-Scale Binarization of a color image based on Sauvola's algorithm. Performs a binarization on each component of the color image and merges the results.", - "input.ppm w s area_threshold output.pbm", - args_desc, "A binary image."); + "input.ppm output.pbm lambda <w> <s> <k>", + args_desc); trace::entering("main"); - unsigned lambda = atoi(argv[2]); + unsigned lambda = atoi(argv[3]); // Window size - unsigned w_1 = atoi(argv[3]); // Scale 1 + unsigned w_1; + if (argc >= 5) + w_1 = atoi(argv[4]); // Scale 1 + else + w_1 = 101u; // First subsampling scale. - unsigned s = atoi(argv[4]); + unsigned s; + if (argc >= 6) + s = atoi(argv[5]); + else + s = 3u; // Lambda value - unsigned lambda_min_1 = atoi(argv[5]); + unsigned lambda_min_1 = 67; // FIXME: should be adapted to the + // window size. + + double k; + if (argc >= 7) + k = atof(argv[6]); + else + k = 0.34f; + image2d<value::rgb8> input_1; io::ppm::load(input_1, argv[1]); image2d<value::rgb8> - fg = scribo::preprocessing::split_bg_fg(input_1, lambda, 32).first(); + fg = scribo::preprocessing::split_bg_fg(input_1, lambda, 32).second(); image2d<bool> - output = scribo::binarization::sauvola_ms(fg, w_1, s, lambda_min_1); + output = scribo::binarization::sauvola_ms(fg, w_1, s, lambda_min_1, k); - io::pbm::save(output, argv[6]); + io::pbm::save(output, argv[2]); } diff --git a/scribo/src/binarization/ppm_sauvola.cc b/scribo/src/binarization/ppm_sauvola.cc index c3ce28a..0b798ae 100644 --- a/scribo/src/binarization/ppm_sauvola.cc +++ b/scribo/src/binarization/ppm_sauvola.cc @@ -1,4 +1,5 @@ -// Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE) +// Copyright (C) 2009, 2010 EPITA Research and Development Laboratory +// (LRDE) // // This file is part of Olena. // @@ -25,7 +26,6 @@ #include <mln/io/ppm/load.hh> #include <mln/io/pbm/save.hh> -#include <mln/value/rgb8.hh> #include <scribo/binarization/sauvola.hh> #include <scribo/debug/usage.hh> @@ -33,7 +33,9 @@ const char *args_desc[][2] = { { "input.ppm", "A color image." }, - { "wsize", "Window size (Common value: 51)." }, + { "output.pbm", "A binary image." }, + { "w", "Window size (default 51)." }, + { "k", "Sauvola's formulae parameter (default 0.34)." }, {0, 0} }; @@ -41,20 +43,36 @@ const char *args_desc[][2] = int main(int argc, char *argv[]) { using namespace mln; - using value::rgb8; - if (argc != 4) + if (argc != 5 && argc != 4 && argc != 3) return scribo::debug::usage(argv, - "Binarization of a color image based on Sauvola's algorithm. First convert the color image to an intensity image and then run Sauvola.", - "input.ppm wsize output.pbm", - args_desc, "A binary image."); + "Binarization of a gray level image based on Sauvola's algorithm.", + "input.ppm output.pbm <w> <k>", + args_desc); trace::entering("main"); - image2d<rgb8> input; + unsigned w; + if (argc == 4) + w = atoi(argv[3]); + else + w = 51; + + double k; + if (argc == 5) + k = atof(argv[4]); + else + k = 0.34f; + + std::cout << "Using w=" << w << " and k=" << k << std::endl; + + image2d<value::rgb8> input; io::ppm::load(input, argv[1]); - io::pbm::save(scribo::binarization::sauvola(input, atoi(argv[2])), argv[3]); + image2d<bool> out = scribo::binarization::sauvola(input, w, k); + + + io::pbm::save(out, argv[2]); trace::exiting("main"); diff --git a/scribo/src/binarization/ppm_sauvola_ms.cc b/scribo/src/binarization/ppm_sauvola_ms.cc index d8c1c9c..f2cbb6f 100644 --- a/scribo/src/binarization/ppm_sauvola_ms.cc +++ b/scribo/src/binarization/ppm_sauvola_ms.cc @@ -25,7 +25,7 @@ // executable file might be covered by the GNU General Public License. #include <mln/core/image/image2d.hh> -#include <mln/value/rgb8.hh> +#include <mln/value/int_u8.hh> #include <mln/io/ppm/load.hh> #include <mln/io/pbm/save.hh> @@ -34,16 +34,19 @@ bool check_args(int argc, char * argv[]) { - if (argc < 5 || argc > 6) + if (argc < 3 || argc > 6) return false; - int s = atoi(argv[3]); - - if (s < 2 || s > 3) + if (argc >= 5) { - std::cout << "s must be set to 2 or 3." - << std::endl; - return false; + int s = atoi(argv[4]); + + if (s < 1 || s > 3) + { + std::cout << "s must be set to 2 or 3." + << std::endl; + return false; + } } return true; @@ -53,9 +56,10 @@ bool check_args(int argc, char * argv[]) const char *args_desc[][2] = { { "input.ppm", "A color image." }, - { "w", "Window size at scale 1. (Common value: 101)" }, - { "s", "First subsampling ratio (Common value: 3)." }, - { "min_area", "Minimum object area at scale 1 (Common value: 67)" }, + { "out.pbm", "A binary image." }, + { "w", "Window size at scale 1. (default: 101)" }, + { "s", "First subsampling ratio (default: 3)." }, + { "k", "Sauvola's formuale parameter (default: 0.34)" }, {0, 0} }; @@ -69,29 +73,44 @@ int main(int argc, char *argv[]) if (!check_args(argc, argv)) return scribo::debug::usage(argv, - "Multi-Scale Binarization of a color image based on Sauvola's algorithm. Performs a binarization on each component of the color image and merges the results.", - "input.ppm w s area_threshold output.pbm", - args_desc, "A binary image."); + "Multi-Scale Binarization of a color image based on Sauvola's algorithm.", + "input.ppm output.pbm <w> <s> <k>", + args_desc); trace::entering("main"); // Window size - unsigned w_1 = atoi(argv[2]); // Scale 1 + unsigned w_1; + if (argc >= 4) + w_1 = atoi(argv[3]); // Scale 1 + else + w_1 = 101u; // First subsampling scale. - unsigned s = atoi(argv[3]); + unsigned s; + if (argc >= 5) + s = atoi(argv[4]); + else + s = 3u; // Lambda value - unsigned lambda_min_1 = atoi(argv[4]); + unsigned lambda_min_1 = 67; // FIXME: should be adapted to the + // window size. + double k; + if (argc >= 6) + k = atof(argv[5]); + else + k = 0.34f; image2d<value::rgb8> input_1; io::ppm::load(input_1, argv[1]); image2d<bool> - output = scribo::binarization::sauvola_ms(input_1, w_1, s, lambda_min_1); + output = scribo::binarization::sauvola_ms(input_1, w_1, s, + lambda_min_1, k); - io::pbm::save(output, argv[5]); + io::pbm::save(output, argv[2]); } diff --git a/scribo/src/binarization/ppm_sauvola_ms_split.cc b/scribo/src/binarization/ppm_sauvola_ms_split.cc index 3f721db..b1f10ea 100644 --- a/scribo/src/binarization/ppm_sauvola_ms_split.cc +++ b/scribo/src/binarization/ppm_sauvola_ms_split.cc @@ -34,16 +34,19 @@ bool check_args(int argc, char * argv[]) { - if (argc != 7) + if (argc < 3 || argc > 7) return false; - int s = atoi(argv[3]); - - if (s < 1 || s > 3) + if (argc >= 5) { - std::cout << "s must be set to 2 or 3." - << std::endl; - return false; + int s = atoi(argv[4]); + + if (s < 1 || s > 3) + { + std::cout << "s must be set to 2 or 3." + << std::endl; + return false; + } } return true; @@ -53,10 +56,11 @@ bool check_args(int argc, char * argv[]) const char *args_desc[][2] = { { "input.ppm", "A color image." }, - { "w", "Window size at scale 1. (Common value: 101)" }, - { "s", "First subsampling ratio (Common value: 3)." }, - { "min_area", "Minimum object area at scale 1 (Common value: 67)" }, - { "min_ntrue", "The number of components in which a site must be set to 'True' in order to be set to 'True' in the output (Possible values: 1, 2, 3). (Common value: 2)" }, + { "output.pbm", "A binary image." }, + { "w", "Window size at scale 1. (default: 101)" }, + { "s", "First subsampling ratio (default: 3)." }, + { "min_ntrue", "The number of components in which a site must be set to 'True' in order to be set to 'True' in the output (Possible values: 1, 2, 3). (default: 2)" }, + { "K", "Sauvola's formula parameter (default: 0.34)." }, {0, 0} }; @@ -71,28 +75,53 @@ int main(int argc, char *argv[]) if (!check_args(argc, argv)) return scribo::debug::usage(argv, "Multi-Scale Binarization of a color image based on Sauvola's algorithm. Performs a binarization on each component of the color image and merges the results.", - "input.ppm w s area_threshold output.pbm", - args_desc, "A binary image."); + "input.ppm output.pbm <w> <s> <min_ntrue> <K>", + args_desc); trace::entering("main"); // Window size - unsigned w_1 = atoi(argv[2]); // Scale 1 + unsigned w_1; + if (argc >= 4) + w_1 = atoi(argv[3]); // Scale 1 + else + w_1 = 101u; // First subsampling scale. - unsigned s = atoi(argv[3]); + unsigned s; + if (argc >= 5) + s = atoi(argv[4]); + else + s = 3u; + + // min_ntrue + unsigned min_ntrue; + if (argc >= 6) + min_ntrue = atoi(argv[5]); + else + min_ntrue = 2; // Lambda value - unsigned lambda_min_1 = atoi(argv[4]); + unsigned lambda_min_1 = 67; // FIXME: should be adapted to the + // window size. + + double k; + if (argc >= 7) + k = atof(argv[6]); + else + k = 0.34f; + image2d<value::rgb8> input_1; io::ppm::load(input_1, argv[1]); + std::cout << "Using w=" << w_1 << " - s=" << s << " - min_ntrue=" << min_ntrue << " - k=" << k << std::endl; + image2d<bool> - output = scribo::binarization::sauvola_ms_split(input_1, w_1, s, lambda_min_1, atoi(argv[5])); + output = scribo::binarization::sauvola_ms_split(input_1, w_1, s, lambda_min_1, min_ntrue, k); - io::pbm::save(output, argv[6]); + io::pbm::save(output, argv[2]); } diff --git a/scribo/src/binarization/pgm_sauvola.cc b/scribo/src/binarization/sauvola.cc similarity index 68% copy from scribo/src/binarization/pgm_sauvola.cc copy to scribo/src/binarization/sauvola.cc index 843c355..fb07b0d 100644 --- a/scribo/src/binarization/pgm_sauvola.cc +++ b/scribo/src/binarization/sauvola.cc @@ -24,7 +24,7 @@ // exception does not however invalidate any other reasons why the // executable file might be covered by the GNU General Public License. -#include <mln/io/pgm/load.hh> +#include <mln/io/magick/load.hh> #include <mln/io/pbm/save.hh> #include <scribo/binarization/sauvola.hh> @@ -32,8 +32,10 @@ const char *args_desc[][2] = { - { "input.pgm", "A gray level image." }, - { "w", "Window size." }, + { "input.*", "An image." }, + { "output.pbm", "A binary image." }, + { "w", "Window size (default 51)." }, + { "k", "Sauvola's formulae parameter (default 0.34)." }, {0, 0} }; @@ -41,25 +43,36 @@ const char *args_desc[][2] = int main(int argc, char *argv[]) { using namespace mln; - using value::int_u8; - if (argc != 4) + if (argc != 5 && argc != 4 && argc != 3) return scribo::debug::usage(argv, - "Binarization of a gray level image based on Sauvola's algorithm.", - "input.pgm w output.pbm", - args_desc, "A binary image."); + "Binarization based on Sauvola's algorithm.", + "input.* output.pbm <w> <k>", + args_desc); trace::entering("main"); - unsigned w = atoi(argv[2]); + unsigned w; + if (argc >= 4) + w = atoi(argv[3]); + else + w = 51; - image2d<int_u8> input; - io::pgm::load(input, argv[1]); + double k; + if (argc >= 5) + k = atof(argv[4]); + else + k = 0.34f; - image2d<bool> out = scribo::binarization::sauvola(input, w); + std::cout << "Using w=" << w << " and k=" << k << std::endl; + image2d<value::rgb8> input; + io::magick::load(input, argv[1]); - io::pbm::save(out, argv[3]); + image2d<bool> out = scribo::binarization::sauvola(input, w, k); + + + io::pbm::save(out, argv[2]); trace::exiting("main"); diff --git a/scribo/src/binarization/sauvola_debug.cc b/scribo/src/binarization/sauvola_debug.cc new file mode 100644 index 0000000..8bbc19c --- /dev/null +++ b/scribo/src/binarization/sauvola_debug.cc @@ -0,0 +1,105 @@ +// Copyright (C) 2009, 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/io/magick/load.hh> +#include <mln/io/pbm/save.hh> +#include <mln/io/pgm/save.hh> + +#include <scribo/binarization/local_threshold.hh> +#include <scribo/binarization/sauvola_threshold_image_debug.hh> +#include <scribo/debug/usage.hh> + +const char *args_desc[][2] = +{ + { "input.*", "An image." }, + { "output.pbm", "A binary image." }, + { "mean.pgm", "The local mean image." }, + { "stddev.pgm", "The local standard deviation image." }, + { "mean_factor", "Mean value factor (default 1)." }, + { "stddev_factor", "Standard deviation value factor (default 10)." }, + { "w", "Window size (default 51)." }, + { "k", "Sauvola's formulae parameter (default 0.34)." }, + {0, 0} +}; + + +int main(int argc, char *argv[]) +{ + using namespace mln; + using namespace scribo::binarization; + + if (argc < 5 || argc >= 9) + return scribo::debug::usage(argv, + "Binarization based on Sauvola's algorithm.", + "input.* output.pbm mean.pgm stddev.pgm <mean_factor> <stddev_factor> <w> <k>", + args_desc); + + trace::entering("main"); + + unsigned w; + if (argc >= 8) + w = atoi(argv[7]); + else + w = 51; + + double k; + if (argc >= 9) + k = atof(argv[8]); + else + k = 0.34f; + + std::cout << "Using w=" << w << " and k=" << k << std::endl; + + if (argc >= 6) + scribo::binarization::internal::mean_debug_factor = atoi(argv[5]); + if (argc >= 7) + scribo::binarization::internal::stddev_debug_factor = atoi(argv[6]); + + image2d<value::rgb8> input; + io::magick::load(input, argv[1]); + + + image2d<value::int_u8> mean, stddev; + initialize(mean, input); + initialize(stddev, input); + + image2d<value::int_u8> + gima = data::transform(input, + mln::fun::v2v::rgb_to_int_u<8>()); + + + image2d<bool> + out = local_threshold(gima, + sauvola_threshold_image_debug(gima, w, k, + mean, stddev)); + + + io::pbm::save(out, argv[2]); + io::pgm::save(mean, argv[3]); + io::pgm::save(stddev, argv[4]); + + trace::exiting("main"); +} diff --git a/scribo/src/binarization/ppm_sauvola_ms.cc b/scribo/src/binarization/sauvola_ms.cc similarity index 61% copy from scribo/src/binarization/ppm_sauvola_ms.cc copy to scribo/src/binarization/sauvola_ms.cc index d8c1c9c..3983793 100644 --- a/scribo/src/binarization/ppm_sauvola_ms.cc +++ b/scribo/src/binarization/sauvola_ms.cc @@ -25,8 +25,8 @@ // executable file might be covered by the GNU General Public License. #include <mln/core/image/image2d.hh> -#include <mln/value/rgb8.hh> -#include <mln/io/ppm/load.hh> +#include <mln/value/int_u8.hh> +#include <mln/io/magick/load.hh> #include <mln/io/pbm/save.hh> #include <scribo/binarization/sauvola_ms.hh> @@ -34,16 +34,19 @@ bool check_args(int argc, char * argv[]) { - if (argc < 5 || argc > 6) + if (argc < 3 || argc > 7) return false; - int s = atoi(argv[3]); - - if (s < 2 || s > 3) + if (argc >= 5) { - std::cout << "s must be set to 2 or 3." - << std::endl; - return false; + int s = atoi(argv[4]); + + if (s < 1 || s > 3) + { + std::cout << "s must be set to 2 or 3." + << std::endl; + return false; + } } return true; @@ -52,10 +55,12 @@ bool check_args(int argc, char * argv[]) const char *args_desc[][2] = { - { "input.ppm", "A color image." }, - { "w", "Window size at scale 1. (Common value: 101)" }, - { "s", "First subsampling ratio (Common value: 3)." }, - { "min_area", "Minimum object area at scale 1 (Common value: 67)" }, + { "input.*", "An image." }, + { "out.pbm", "A binary image." }, + { "w", "Window size at scale 1. (default: 101)" }, + { "s", "First subsampling ratio (default: 3)." }, + { "k", "Sauvola's formuale parameter (default: 0.34)" }, + { "scale.pgm", "Image of scales used for binarization." }, {0, 0} }; @@ -69,29 +74,42 @@ int main(int argc, char *argv[]) if (!check_args(argc, argv)) return scribo::debug::usage(argv, - "Multi-Scale Binarization of a color image based on Sauvola's algorithm. Performs a binarization on each component of the color image and merges the results.", - "input.ppm w s area_threshold output.pbm", - args_desc, "A binary image."); + "Multi-Scale Binarization based on Sauvola's algorithm.", + "input.* output.pbm <w> <s> <k> <scale.pgm>", + args_desc); trace::entering("main"); // Window size - unsigned w_1 = atoi(argv[2]); // Scale 1 + unsigned w_1; + if (argc >= 4) + w_1 = atoi(argv[3]); // Scale 1 + else + w_1 = 101u; // First subsampling scale. - unsigned s = atoi(argv[3]); + unsigned s; + if (argc >= 5) + s = atoi(argv[4]); + else + s = 3u; - // Lambda value - unsigned lambda_min_1 = atoi(argv[4]); + double k; + if (argc >= 6) + k = atof(argv[5]); + else + k = 0.34f; + if (argc >= 7) + scribo::binarization::internal::scale_image_output = argv[6]; image2d<value::rgb8> input_1; - io::ppm::load(input_1, argv[1]); + io::magick::load(input_1, argv[1]); image2d<bool> - output = scribo::binarization::sauvola_ms(input_1, w_1, s, lambda_min_1); + output = scribo::binarization::sauvola_ms(input_1, w_1, s, k); - io::pbm::save(output, argv[5]); + io::pbm::save(output, argv[2]); } diff --git a/scribo/src/binarization/ppm_sauvola_ms_split.cc b/scribo/src/binarization/sauvola_ms_split.cc similarity index 64% copy from scribo/src/binarization/ppm_sauvola_ms_split.cc copy to scribo/src/binarization/sauvola_ms_split.cc index 3f721db..af8b604 100644 --- a/scribo/src/binarization/ppm_sauvola_ms_split.cc +++ b/scribo/src/binarization/sauvola_ms_split.cc @@ -26,7 +26,7 @@ #include <mln/core/image/image2d.hh> #include <mln/value/rgb8.hh> -#include <mln/io/ppm/load.hh> +#include <mln/io/magick/load.hh> #include <mln/io/pbm/save.hh> #include <scribo/binarization/sauvola_ms_split.hh> @@ -34,16 +34,19 @@ bool check_args(int argc, char * argv[]) { - if (argc != 7) + if (argc < 3 || argc > 7) return false; - int s = atoi(argv[3]); - - if (s < 1 || s > 3) + if (argc >= 5) { - std::cout << "s must be set to 2 or 3." - << std::endl; - return false; + int s = atoi(argv[4]); + + if (s < 1 || s > 3) + { + std::cout << "s must be set to 2 or 3." + << std::endl; + return false; + } } return true; @@ -52,11 +55,12 @@ bool check_args(int argc, char * argv[]) const char *args_desc[][2] = { - { "input.ppm", "A color image." }, - { "w", "Window size at scale 1. (Common value: 101)" }, - { "s", "First subsampling ratio (Common value: 3)." }, - { "min_area", "Minimum object area at scale 1 (Common value: 67)" }, - { "min_ntrue", "The number of components in which a site must be set to 'True' in order to be set to 'True' in the output (Possible values: 1, 2, 3). (Common value: 2)" }, + { "input.*", "An image." }, + { "output.pbm", "A binary image." }, + { "w", "Window size at scale 1. (default: 101)" }, + { "s", "First subsampling ratio (default: 3)." }, + { "min_ntrue", "The number of components in which a site must be set to 'True' in order to be set to 'True' in the output (Possible values: 1, 2, 3). (default: 2)" }, + { "K", "Sauvola's formula parameter (default: 0.34)." }, {0, 0} }; @@ -71,28 +75,53 @@ int main(int argc, char *argv[]) if (!check_args(argc, argv)) return scribo::debug::usage(argv, "Multi-Scale Binarization of a color image based on Sauvola's algorithm. Performs a binarization on each component of the color image and merges the results.", - "input.ppm w s area_threshold output.pbm", - args_desc, "A binary image."); + "input.* output.pbm <w> <s> <min_ntrue> <K>", + args_desc); trace::entering("main"); // Window size - unsigned w_1 = atoi(argv[2]); // Scale 1 + unsigned w_1; + if (argc >= 4) + w_1 = atoi(argv[3]); // Scale 1 + else + w_1 = 101u; // First subsampling scale. - unsigned s = atoi(argv[3]); + unsigned s; + if (argc >= 5) + s = atoi(argv[4]); + else + s = 3u; + + // min_ntrue + unsigned min_ntrue; + if (argc >= 6) + min_ntrue = atoi(argv[5]); + else + min_ntrue = 2; // Lambda value - unsigned lambda_min_1 = atoi(argv[4]); + unsigned lambda_min_1 = 67; // FIXME: should be adapted to the + // window size. + + double k; + if (argc >= 7) + k = atof(argv[6]); + else + k = 0.34f; + image2d<value::rgb8> input_1; - io::ppm::load(input_1, argv[1]); + io::magick::load(input_1, argv[1]); + + std::cout << "Using w=" << w_1 << " - s=" << s << " - min_ntrue=" << min_ntrue << " - k=" << k << std::endl; image2d<bool> - output = scribo::binarization::sauvola_ms_split(input_1, w_1, s, lambda_min_1, atoi(argv[5])); + output = scribo::binarization::sauvola_ms_split(input_1, w_1, s, lambda_min_1, min_ntrue, k); - io::pbm::save(output, argv[6]); + io::pbm::save(output, argv[2]); } diff --git a/scribo/src/preprocessing/to_pgm.cc b/scribo/src/preprocessing/to_pgm.cc new file mode 100644 index 0000000..974e03f --- /dev/null +++ b/scribo/src/preprocessing/to_pgm.cc @@ -0,0 +1,46 @@ +#include <mln/core/image/image2d.hh> +#include <mln/value/int_u8.hh> +#include <mln/value/rgb8.hh> +#include <mln/io/magick/load.hh> +#include <mln/io/pgm/save.hh> + +#include <scribo/debug/usage.hh> + + +const char *args_desc[][2] = +{ + { "input.*", "A color image." }, + { "output.pgm", "A graylevel image." }, + {0, 0} +}; + + + +int main(int argc, char *argv[]) +{ + using namespace mln; + + if (argc != 3) + return scribo::debug::usage(argv, + "Convert a color image using the minimum RGB component value as intensity.", + "input.* output.pgm", + args_desc); + + + typedef image2d<value::rgb8> I; + I ima; + io::magick::load(ima, argv[1]); + + image2d<value::int_u8> out; + initialize(out, ima); + + value::rgb8 v; + mln_piter_(I) p(ima.domain()); + for_all(p) + { + v = ima(p); + out(p) = std::min(v.red(), std::min(v.green(), v.blue())); + } + + io::pgm::save(out, argv[2]); +} -- 1.5.6.5

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last-svn-commit-99-gb1a4d27 Add support for various image types in text_in_photo_fast.
by Guillaume Lazzara 03 Jun '10

03 Jun '10

* src/Makefile.am: Add ImageMagick CPPFLAGS and LDFLAGS. * src/text_in_photo_ppm_fast.cc: Rename as... * src/text_in_photo_fast.cc: ... this. Use ImageMagick to load images. --- scribo/ChangeLog | 9 ++++ scribo/src/Makefile.am | 18 ++++---- ..._in_photo_ppm_fast.cc => text_in_photo_fast.cc} | 42 ++++++++++++++++--- 3 files changed, 53 insertions(+), 16 deletions(-) rename scribo/src/{text_in_photo_ppm_fast.cc => text_in_photo_fast.cc} (94%) diff --git a/scribo/ChangeLog b/scribo/ChangeLog index bc1c87a..50f9d86 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,3 +1,12 @@ +2010-03-29 Guillaume Lazzara <z(a)lrde.epita.fr> + + Add support for various image types in text_in_photo_fast. + + * src/Makefile.am: Add ImageMagick CPPFLAGS and LDFLAGS. + + * src/text_in_photo_ppm_fast.cc: Rename as... + * src/text_in_photo_fast.cc: ... this. Use ImageMagick to load images. + 2010-03-19 Guillaume Lazzara <z(a)lrde.epita.fr> Improve dematerialization wizard. diff --git a/scribo/src/Makefile.am b/scribo/src/Makefile.am index e254689..80dc782 100644 --- a/scribo/src/Makefile.am +++ b/scribo/src/Makefile.am @@ -34,7 +34,6 @@ bin_PROGRAMS = \ pbm_lines_in_doc \ text_in_photo \ text_in_photo_ppm \ - text_in_photo_ppm_fast \ text_in_photo_pbm_fast \ text_in_photo_invert @@ -42,7 +41,6 @@ bin_PROGRAMS = \ pbm_lines_in_doc_SOURCES = pbm_lines_in_doc.cc text_in_photo_SOURCES = text_in_photo.cc text_in_photo_ppm_SOURCES = text_in_photo_ppm.cc -text_in_photo_ppm_fast_SOURCES = text_in_photo_ppm_fast.cc text_in_photo_pbm_fast_SOURCES = text_in_photo_pbm_fast.cc text_in_photo_invert_SOURCES = text_in_photo_invert.cc @@ -84,13 +82,15 @@ if HAVE_TIFF text_in_article_pbm_SOURCES = text_in_article_pbm.cc - text_in_photo_ppm_fast_CPPFLAGS = $(AM_CPPFLAGS) \ - $(TESSERACT_CPPFLAGS) \ - $(TIFF_CPPFLAGS) - text_in_photo_ppm_fast_LDFLAGS = $(AM_LDFLAGS) \ - $(TESSERACT_LDFLAGS) \ - $(TIFF_LDFLAGS) \ - -lpthread + bin_PROGRAMS += text_in_photo_fast + text_in_photo_fast_SOURCES = text_in_photo_fast.cc + text_in_photo_fast_CPPFLAGS = $(AM_CPPFLAGS) \ + $(TESSERACT_CPPFLAGS) \ + `Magick++-config --cppflags` + + text_in_photo_fast_LDFLAGS = $(AM_LDFLAGS) \ + $(TESSERACT_LDFLAGS) \ + -lpthread `Magick++-config --libs` endif HAVE_TIFF endif HAVE_TESSERACT diff --git a/scribo/src/text_in_photo_ppm_fast.cc b/scribo/src/text_in_photo_fast.cc similarity index 94% rename from scribo/src/text_in_photo_ppm_fast.cc rename to scribo/src/text_in_photo_fast.cc index d534161..68b2014 100644 --- a/scribo/src/text_in_photo_ppm_fast.cc +++ b/scribo/src/text_in_photo_fast.cc @@ -37,6 +37,7 @@ #include <mln/io/pbm/all.hh> #include <mln/io/ppm/save.hh> +#include <mln/io/magick/all.hh> #include <mln/math/min.hh> @@ -54,6 +55,10 @@ #include <mln/geom/translate.hh> +#include <mln/subsampling/antialiased.hh> + +#include <mln/subsampling/antialiased_rgb.hh> + #include <scribo/draw/bounding_boxes.hh> #include <scribo/draw/groups_bboxes.hh> @@ -101,8 +106,8 @@ #include <scribo/src/afp/link.hh> #include <scribo/src/afp/regroup.hh> -#include <scribo/core/line_set.hh> -#include <scribo/text/recognition.hh> +// #include <scribo/core/line_set.hh> +// #include <scribo/text/recognition.hh> const char *args_desc[][2] = { @@ -210,6 +215,19 @@ namespace mln return output; } + + template <typename I> + unsigned get_factor(const I& ima) + { + unsigned + nrows = ima.nrows(), + ncols = ima.ncols(), + max_dim = std::max(nrows, ncols), + factor = max_dim / 512; + + return factor ? factor : 1; + } + } // end of namespace mln @@ -238,8 +256,17 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", trace::entering("main"); image2d<value::rgb8> input_rgb; - io::ppm::load(input_rgb, argv[1]); + io::magick::load(input_rgb, argv[1]); + + unsigned factor = get_factor(input_rgb); + + std::cout << "Reduction Factor : " << factor << std::endl; + + std::cout << "Original domain: " << input_rgb.domain() << std::endl; + + input_rgb = mln::subsampling::impl::antialiased_2d_rgb(input_rgb, factor); + std::cout << "Resized domain: " << input_rgb.domain() << std::endl; unsigned lambda; if (argc == 10) @@ -291,7 +318,7 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", unsigned w = std::min(intensity_ima.nrows() / 3, intensity_ima.ncols() / 3); if (! w % 2) ++w; - w = std::min(w, 101u); + w = std::min(w, 51u); if (argc > 4 && atoi(argv[4]) != 0) { std::cout << "** Using sauvola_ms with w_1 = " << w << std::endl; @@ -311,6 +338,7 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", #endif // !NOUT + logical::not_inplace(input); // if (debug) // io::pbm::save(input, "input.pbm"); @@ -626,9 +654,9 @@ Common usage: ./ppm_text_in_photo input.ppm output.ppm 1 1 1 1 1", - scribo::line_set<L> - lines = scribo::make::line_set(groups); - text::recognition(lines, "fra", "out.txt"); +// scribo::line_set<L> +// lines = scribo::make::line_set(groups); +// text::recognition(lines, "fra", "out.txt"); trace::exiting("main"); return comps.nelements() != 0; -- 1.5.6.5

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last-svn-commit-98-g9f724b0 Improve dematerialization wizard.
by Guillaume Lazzara 03 Jun '10

03 Jun '10

* demo/wizard/src/crop_widget.cc, * demo/wizard/src/main.cc, * demo/wizard/src/main_window.cc, * demo/wizard/src/main_window.hh, * demo/wizard/src/preprocessing_widget.cc, * demo/wizard/src/process_page.cc, * demo/wizard/src/result_page.cc, * demo/wizard/src/result_page.hh, * demo/wizard/src/result_widget.cc, * demo/wizard/src/result_widget.hh, * demo/wizard/src/runner.cc, * demo/wizard/ui/preprocessing_widget.ui, * demo/wizard/wizard.pro: Add support for text recognition and display results. --- scribo/ChangeLog | 19 +++++++ scribo/demo/wizard/src/crop_widget.cc | 2 +- scribo/demo/wizard/src/main.cc | 13 +++++ scribo/demo/wizard/src/main_window.cc | 23 ++++++-- scribo/demo/wizard/src/main_window.hh | 2 + scribo/demo/wizard/src/preprocessing_widget.cc | 10 +++- scribo/demo/wizard/src/process_page.cc | 5 -- scribo/demo/wizard/src/result_page.cc | 43 +++++++++++++++ .../wizard/src/{crop_page.hh => result_page.hh} | 18 +++--- scribo/demo/wizard/src/result_widget.cc | 43 +++++++++++++++ .../wizard/src/{crop_page.hh => result_widget.hh} | 18 +++---- scribo/demo/wizard/src/runner.cc | 55 +++++++++++++------- scribo/demo/wizard/ui/preprocessing_widget.ui | 4 +- scribo/demo/wizard/wizard.pro | 48 +++++++++-------- 14 files changed, 228 insertions(+), 75 deletions(-) create mode 100644 scribo/demo/wizard/src/result_page.cc copy scribo/demo/wizard/src/{crop_page.hh => result_page.hh} (81%) create mode 100644 scribo/demo/wizard/src/result_widget.cc copy scribo/demo/wizard/src/{crop_page.hh => result_widget.hh} (79%) diff --git a/scribo/ChangeLog b/scribo/ChangeLog index 68ec602..bc1c87a 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,24 @@ 2010-03-19 Guillaume Lazzara <z(a)lrde.epita.fr> + Improve dematerialization wizard. + + * demo/wizard/src/crop_widget.cc, + * demo/wizard/src/main.cc, + * demo/wizard/src/main_window.cc, + * demo/wizard/src/main_window.hh, + * demo/wizard/src/preprocessing_widget.cc, + * demo/wizard/src/process_page.cc, + * demo/wizard/src/result_page.cc, + * demo/wizard/src/result_page.hh, + * demo/wizard/src/result_widget.cc, + * demo/wizard/src/result_widget.hh, + * demo/wizard/src/runner.cc, + * demo/wizard/ui/preprocessing_widget.ui, + * demo/wizard/wizard.pro: Add support for text recognition and + display results. + +2010-03-19 Guillaume Lazzara <z(a)lrde.epita.fr> + Add a new demo in Scribo. * demo/demat/demat.pro, diff --git a/scribo/demo/wizard/src/crop_widget.cc b/scribo/demo/wizard/src/crop_widget.cc index 37a9e80..8067fda 100644 --- a/scribo/demo/wizard/src/crop_widget.cc +++ b/scribo/demo/wizard/src/crop_widget.cc @@ -29,7 +29,7 @@ namespace scribo QPixmap crop_widget::image() const { - return viewer_->image().copy(crop_area().toRect()); + return viewer_->image().copy(crop_area().toRect().intersected(viewer_->image().rect())); } } // end of namespace scribo::demo diff --git a/scribo/demo/wizard/src/main.cc b/scribo/demo/wizard/src/main.cc index 12f024a..5b771e2 100644 --- a/scribo/demo/wizard/src/main.cc +++ b/scribo/demo/wizard/src/main.cc @@ -2,12 +2,25 @@ #include <src/main_window.hh> #include <src/preprocessing_task.hh> +namespace scribo { namespace demo {extern QString basedir_; } } + int main(int argc, char* argv[]) { QApplication app(argc, argv); qRegisterMetaType<preprocessing_task_set_t>("preprocessing_task_set_t"); + + if (argc == 2) + { + scribo::demo::basedir_ = argv[1]; + } + else + { + qDebug() << "Usage: " << argv[0] << " <path_to_scribo/src>"; + return 1; + } + scribo::demo::wizard::main_window win; win.show(); diff --git a/scribo/demo/wizard/src/main_window.cc b/scribo/demo/wizard/src/main_window.cc index 35aa8c7..7f44ec5 100644 --- a/scribo/demo/wizard/src/main_window.cc +++ b/scribo/demo/wizard/src/main_window.cc @@ -31,6 +31,7 @@ #include <src/preprocessing_page.hh> #include <src/process_page.hh> #include <src/rotate_page.hh> +#include <src/result_page.hh> namespace scribo { @@ -44,15 +45,15 @@ namespace scribo main_window::main_window() { - setOptions(QWizard::NoBackButtonOnStartPage - | QWizard::DisabledBackButtonOnLastPage - | QWizard::NoCancelButton); - QPixmap bg_pixmap(":/images/images/dematerialization.png"); setPixmap(QWizard::WatermarkPixmap, bg_pixmap); setPixmap(QWizard::BackgroundPixmap, bg_pixmap); + connect(this, SIGNAL(currentIdChanged(int)), + this, SLOT(showCustomButton_slot(int))); + + // Page_Load load_page* page_load = new load_page(this); addPage(page_load); @@ -78,7 +79,7 @@ namespace scribo addPage(new process_page(this)); // Page_Result - addPage(new QWizardPage(this)); + addPage(new result_page(this)); } @@ -122,6 +123,18 @@ namespace scribo } + void main_window::showCustomButton_slot(int id) + { + if (id == Page_Result) + setOptions(options() | QWizard::HaveCustomButton1); + else + { + setOptions(QWizard::NoBackButtonOnStartPage +// | QWizard::DisabledBackButtonOnLastPage + | QWizard::NoCancelButton); + } + } + } // end of namespace scribo::demo::wizard } // end of namespace scribo::demo diff --git a/scribo/demo/wizard/src/main_window.hh b/scribo/demo/wizard/src/main_window.hh index af4c113..44e6d92 100644 --- a/scribo/demo/wizard/src/main_window.hh +++ b/scribo/demo/wizard/src/main_window.hh @@ -48,6 +48,8 @@ namespace scribo virtual int nextId() const; + private slots: + void showCustomButton_slot(int id); private: enum { Page_Load, diff --git a/scribo/demo/wizard/src/preprocessing_widget.cc b/scribo/demo/wizard/src/preprocessing_widget.cc index 7a2c9fa..7c66719 100644 --- a/scribo/demo/wizard/src/preprocessing_widget.cc +++ b/scribo/demo/wizard/src/preprocessing_widget.cc @@ -35,8 +35,11 @@ namespace scribo { qDebug() << "setup text doc"; - removeBg->setChecked(true); - unskew->setChecked(true); + // Disabled + removeBg->setChecked(false); + unskew->setChecked(false); + + // Enabled removeNoise->setChecked(true); improveContrast->setChecked(true); } @@ -44,6 +47,9 @@ namespace scribo void preprocessing_widget::clear_checked() { + // Enabled + + // Disabled removeBg->setChecked(false); unskew->setChecked(false); removeNoise->setChecked(false); diff --git a/scribo/demo/wizard/src/process_page.cc b/scribo/demo/wizard/src/process_page.cc index bbba0e3..bff087a 100644 --- a/scribo/demo/wizard/src/process_page.cc +++ b/scribo/demo/wizard/src/process_page.cc @@ -21,11 +21,6 @@ namespace scribo setSubTitle("Processing..."); setTitle("Please wait while computing results."); - - void progress(unsigned i); - - void progress(unsigned i); - connect(&runner_, SIGNAL(new_intermediate_result(const QImage&)), widget_, SLOT(update_pixmap(const QImage&))); diff --git a/scribo/demo/wizard/src/result_page.cc b/scribo/demo/wizard/src/result_page.cc new file mode 100644 index 0000000..1bb08d8 --- /dev/null +++ b/scribo/demo/wizard/src/result_page.cc @@ -0,0 +1,43 @@ +#include <src/result_page.hh> +#include <src/result_widget.hh> + + +namespace scribo +{ + + namespace demo + { + + + result_page::result_page(QWidget *parent) + : QWizardPage(parent) + { + widget_ = new result_widget(this); + QVBoxLayout *layout = new QVBoxLayout; + layout->addWidget(widget_); + setLayout(layout); + + setTitle("Result"); + setSubTitle("Copy and paste the recognized text."); + + connect(parent, SIGNAL(customButtonClicked(int)), + parent, SLOT(restart())); + } + + + void result_page::cleanupPage() + { + widget_->reset(); + } + + + void result_page::initializePage() + { + setButtonText(QWizard::CustomButton1, "restart"); + widget_->load("/tmp/out.txt"); + } + + + } // end of namespace scribo::demo + +} // end of namespace scribo diff --git a/scribo/demo/wizard/src/crop_page.hh b/scribo/demo/wizard/src/result_page.hh similarity index 81% copy from scribo/demo/wizard/src/crop_page.hh copy to scribo/demo/wizard/src/result_page.hh index 9891a7e..c6f02b9 100644 --- a/scribo/demo/wizard/src/crop_page.hh +++ b/scribo/demo/wizard/src/result_page.hh @@ -23,11 +23,12 @@ // exception does not however invalidate any other reasons why the // executable file might be covered by the GNU General Public License. -#ifndef SCRIBO_DEMO_SHARED_SRC_CROP_PAGE_HH -# define SCRIBO_DEMO_SHARED_SRC_CROP_PAGE_HH +#ifndef SCRIBO_DEMO_SHARED_SRC_RESULT_PAGE_HH +# define SCRIBO_DEMO_SHARED_SRC_RESULT_PAGE_HH # include <QtGui> -# include <src/crop_widget.hh> +# include <src/result_widget.hh> +# include <src/runner.hh> namespace scribo { @@ -36,19 +37,18 @@ namespace scribo { - class crop_page : public QWizardPage + class result_page : public QWizardPage { Q_OBJECT; public: - crop_page(QWidget *parent = 0); + result_page(QWidget *parent = 0); virtual void cleanupPage(); virtual void initializePage(); - virtual bool validatePage(); - private: - crop_widget *widget_; + private: // attributes + result_widget* widget_; }; @@ -57,4 +57,4 @@ namespace scribo } // end of namespace scribo -#endif // ! SCRIBO_DEMO_SHARED_SRC_CROP_PAGE_HH +#endif // ! SCRIBO_DEMO_SHARED_SRC_RESULT_PAGE_HH diff --git a/scribo/demo/wizard/src/result_widget.cc b/scribo/demo/wizard/src/result_widget.cc new file mode 100644 index 0000000..889ba4b --- /dev/null +++ b/scribo/demo/wizard/src/result_widget.cc @@ -0,0 +1,43 @@ +#include <src/result_widget.hh> + +namespace scribo +{ + + namespace demo + { + + + result_widget::result_widget(QWidget *parent) + : QWidget(parent) + { + text_ = new QTextEdit(this); + QVBoxLayout *layout = new QVBoxLayout; + layout->addWidget(text_); + setLayout(layout); + } + + void result_widget::load(const QString& filename) + { + QFile file(filename); + if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) + return; + + QTextStream in(&file); + in.setCodec("UTF-8"); + while (!in.atEnd()) + { + QString line = in.readLine(); + text_->append(line); + } + + } + + void result_widget::reset() + { + text_->clear(); + } + + + } // end of namespace scribo::demo + +} // end of namespace scribo diff --git a/scribo/demo/wizard/src/crop_page.hh b/scribo/demo/wizard/src/result_widget.hh similarity index 79% copy from scribo/demo/wizard/src/crop_page.hh copy to scribo/demo/wizard/src/result_widget.hh index 9891a7e..4472238 100644 --- a/scribo/demo/wizard/src/crop_page.hh +++ b/scribo/demo/wizard/src/result_widget.hh @@ -23,11 +23,10 @@ // exception does not however invalidate any other reasons why the // executable file might be covered by the GNU General Public License. -#ifndef SCRIBO_DEMO_SHARED_SRC_CROP_PAGE_HH -# define SCRIBO_DEMO_SHARED_SRC_CROP_PAGE_HH +#ifndef SCRIBO_DEMO_SHARED_SRC_RESULT_WIDGET_HH +# define SCRIBO_DEMO_SHARED_SRC_RESULT_WIDGET_HH # include <QtGui> -# include <src/crop_widget.hh> namespace scribo { @@ -36,19 +35,18 @@ namespace scribo { - class crop_page : public QWizardPage + class result_widget : public QWidget { Q_OBJECT; public: - crop_page(QWidget *parent = 0); + result_widget(QWidget *parent = 0); + void reset(); - virtual void cleanupPage(); - virtual void initializePage(); - virtual bool validatePage(); + void load(const QString& filename); private: - crop_widget *widget_; + QTextEdit *text_; }; @@ -57,4 +55,4 @@ namespace scribo } // end of namespace scribo -#endif // ! SCRIBO_DEMO_SHARED_SRC_CROP_PAGE_HH +#endif // ! SCRIBO_DEMO_SHARED_SRC_RESULT_WIDGET_HH diff --git a/scribo/demo/wizard/src/runner.cc b/scribo/demo/wizard/src/runner.cc index 162f1cb..dd9ad9c 100644 --- a/scribo/demo/wizard/src/runner.cc +++ b/scribo/demo/wizard/src/runner.cc @@ -27,7 +27,7 @@ namespace scribo namespace demo { - QString basedir_ = "/home/lazzara/build/scribo/src"; + QString basedir_ = ""; runner::runner(QObject *parent) : QThread(parent) @@ -53,6 +53,8 @@ namespace scribo // Notification of the number of tasks. emit new_progress_max_value(tasks_.size() + 2); + qDebug() << "progress steps : " << tasks_.size() + 2; + image2d<value::qt::rgb32> ima = load(); preprocess(ima); @@ -131,10 +133,10 @@ namespace scribo std::cout << "Improve contrast homogeneity" << std::endl; emit new_progress_label("Improve contrast homogeneity"); - intensity_ima = preprocessing::homogeneous_contrast(intensity_ima, 75); + intensity_ima = arith::revert(preprocessing::homogeneous_contrast(intensity_ima, 75)); image2d<value::qt::rgb32> - tmp_color32 = data::convert(value::qt::rgb32(), out_bool); + tmp_color32 = data::convert(value::qt::rgb32(), intensity_ima); emit new_intermediate_result(convert::to_qimage(tmp_color32)); emit progress(1); } @@ -149,14 +151,13 @@ namespace scribo { // FIXME: sauvola should not negate the image. std::cout << "Binarization Sauvola" << std::endl; - out_bool = logical::not_(binarization::sauvola(intensity_ima)); + out_bool = binarization::sauvola(intensity_ima); } else if (tasks_.contains(BinarizationSauvolaMs)) { // FIXME: sauvola should not negate the image. std::cout << "Binarization Sauvola_ms" << std::endl; - out_bool = logical::not_(binarization::sauvola_ms(intensity_ima, - 51, 2, 67)); + out_bool = binarization::sauvola_ms(intensity_ima, 51, 2, 67); } else if (tasks_.contains(BinarizationSimple)) { @@ -175,22 +176,24 @@ namespace scribo emit progress(1); + // FIXME: remove! + logical::not_inplace(out_bool); + //======== // Denoise //======== - if (tasks_.contains(RemoveNoise)) - { - std::cout << "Remove noise" << std::endl; - emit new_progress_label("Remove noise"); +// if (tasks_.contains(RemoveNoise)) +// { +// std::cout << "Remove noise" << std::endl; +// emit new_progress_label("Remove noise"); - out_bool = preprocessing::denoise(out_bool, c8(), 2, 2); - - image2d<value::qt::rgb32> - tmp_color32 = data::convert(value::qt::rgb32(), out_bool); - emit new_intermediate_result(convert::to_qimage(tmp_color32)); - emit progress(1); - } +// out_bool = preprocessing::denoise(out_bool, c8(), 2, 2); +// image2d<value::qt::rgb32> +// tmp_color32 = data::convert(value::qt::rgb32(), out_bool); +// emit new_intermediate_result(convert::to_qimage(tmp_color32)); +// emit progress(1); +// } //======= // Unskew @@ -226,8 +229,21 @@ namespace scribo switch(doc_type_) { case Text_Doc: + emit new_progress_label("Finding text in document..."); qDebug() << "Running text_in_article_pbm"; - args << "/tmp/tmp.pbm" << "/tmp/out.ppm"; + args << "/tmp/tmp.pbm" << "/tmp/out.txt"; + + // Denoise. + if (! tasks_.contains(RemoveNoise)) + args << "0"; + else + { + args << "1"; + emit progress(1); // Consider denoising as done even though it is performed later. + } + + args << "/tmp/"; + if (process_.execute(basedir_ + "/text_in_article_pbm", args)) { qDebug() << "Error while running text_in_article_pbm."; @@ -236,6 +252,7 @@ namespace scribo break; case Picture: + emit new_progress_label("Finding text in picture..."); qDebug() << "Running text_in_photo_pbm_fast"; args << "/tmp/tmp.pbm" << "/tmp/out.ppm" << "1" << "1" << "1"; if (process_.execute(basedir_ + "/text_in_photo_pbm_fast", args)) @@ -263,7 +280,7 @@ namespace scribo process_.waitForFinished(-1); emit progress(1); - emit new_intermediate_result(QImage("/tmp/out.ppm")); + emit new_intermediate_result(QImage("/tmp/_09_step2_bboxes.ppm")); qDebug() << "Done"; } diff --git a/scribo/demo/wizard/ui/preprocessing_widget.ui b/scribo/demo/wizard/ui/preprocessing_widget.ui index 17225a8..6b9c178 100644 --- a/scribo/demo/wizard/ui/preprocessing_widget.ui +++ b/scribo/demo/wizard/ui/preprocessing_widget.ui @@ -70,7 +70,7 @@ <item> <widget class="QCheckBox" name="removeNoise" > <property name="enabled" > - <bool>false</bool> + <bool>true</bool> </property> <property name="text" > <string>Remove noise</string> @@ -83,7 +83,7 @@ <item> <widget class="QCheckBox" name="improveContrast" > <property name="enabled" > - <bool>false</bool> + <bool>true</bool> </property> <property name="text" > <string>Improve brightness/contrast</string> diff --git a/scribo/demo/wizard/wizard.pro b/scribo/demo/wizard/wizard.pro index c7ab290..9dd5296 100644 --- a/scribo/demo/wizard/wizard.pro +++ b/scribo/demo/wizard/wizard.pro @@ -11,27 +11,29 @@ INCLUDEPATH += . ../ ../shared $(OLN)/milena $(OLN) DEFINES += NDEBUG MLN_INCLUDE_ONLY # Input -HEADERS += \ - ../shared/src/image_viewer.hh \ - ../shared/src/internal/interactive_scene.hh \ - ../shared/src/crop_item.hh \ + HEADERS += \ + ../shared/src/image_viewer.hh \ + ../shared/src/internal/interactive_scene.hh \ + ../shared/src/crop_item.hh \ ../shared/src/browse_widget.hh \ - src/load_page.hh \ - src/load_widget.hh \ - src/doc_type_widget.hh \ - src/doc_type_page.hh \ - src/crop_widget.hh \ - src/crop_page.hh \ - src/rotate_widget.hh \ - src/rotate_page.hh \ - src/preprocessing_widget.hh \ - src/preprocessing_page.hh \ - src/process_page.hh \ - src/process_widget.hh \ - src/runner.hh \ - src/preprocessing_task.hh \ - src/doc_type.hh \ - src/main_window.hh + src/load_page.hh \ + src/load_widget.hh \ + src/doc_type_widget.hh \ + src/doc_type_page.hh \ + src/crop_widget.hh \ + src/crop_page.hh \ + src/rotate_widget.hh \ + src/rotate_page.hh \ + src/preprocessing_widget.hh \ + src/preprocessing_page.hh \ + src/process_page.hh \ + src/process_widget.hh \ + src/runner.hh \ + src/preprocessing_task.hh \ + src/doc_type.hh \ + src/main_window.hh \ + src/result_page.hh \ + src/result_widget.hh SOURCES += \ @@ -40,7 +42,7 @@ SOURCES += \ ../shared/src/browse_widget.cc \ src/main.cc \ src/main_window.cc \ - src/doc_type_widget.cc \ + src/doc_type_widget.cc \ src/doc_type_page.cc \ src/load_page.cc \ src/load_widget.cc \ @@ -52,7 +54,9 @@ SOURCES += \ src/preprocessing_page.cc \ src/process_page.cc \ src/process_widget.cc \ - src/mln_widgets.cc + src/mln_widgets.cc \ + src/result_page.cc \ + src/result_widget.cc FORMS += \ ../shared/ui/browse_widget.ui \ -- 1.5.6.5

1 0

last-svn-commit-97-g6adbc43 Add a new demo in Scribo.
by Guillaume Lazzara 03 Jun '10

03 Jun '10

* demo/demat/demat.pro, * demo/demat/demat.qrc, * demo/demat/src/doc_type.hh, * demo/demat/src/main.cc, * demo/demat/src/main_window.cc, * demo/demat/src/main_window.hh, * demo/demat/src/mln_widgets.cc, * demo/demat/src/preprocessing_task.hh, * demo/demat/src/process_args.hh, * demo/demat/src/runner.cc, * demo/demat/src/runner.hh, * demo/demat/ui/main_window.ui: New. * demo/shared/src/crop_item.cc, * demo/shared/src/crop_item.hh, * demo/shared/src/image_viewer.cc, * demo/shared/src/image_viewer.hh, * demo/shared/ui/image_viewer.ui: Update according the needs of this new demo. --- scribo/ChangeLog | 24 ++ scribo/demo/demat/demat.pro | 37 ++ scribo/demo/demat/demat.qrc | 4 + scribo/demo/{wizard => demat}/src/doc_type.hh | 0 scribo/demo/demat/src/main.cc | 27 ++ scribo/demo/demat/src/main_window.cc | 240 +++++++++++++ scribo/demo/demat/src/main_window.hh | 91 +++++ scribo/demo/demat/src/mln_widgets.cc | 11 + .../{wizard => demat}/src/preprocessing_task.hh | 0 scribo/demo/demat/src/process_args.hh | 47 +++ scribo/demo/demat/src/runner.cc | 316 +++++++++++++++++ scribo/demo/demat/src/runner.hh | 93 +++++ scribo/demo/demat/ui/main_window.ui | 366 ++++++++++++++++++++ scribo/demo/shared/src/crop_item.cc | 45 ++- scribo/demo/shared/src/crop_item.hh | 12 +- scribo/demo/shared/src/image_viewer.cc | 65 +++- scribo/demo/shared/src/image_viewer.hh | 14 +- scribo/demo/shared/ui/image_viewer.ui | 34 ++- 18 files changed, 1398 insertions(+), 28 deletions(-) create mode 100644 scribo/demo/demat/demat.pro create mode 100644 scribo/demo/demat/demat.qrc copy scribo/demo/{wizard => demat}/src/doc_type.hh (100%) create mode 100644 scribo/demo/demat/src/main.cc create mode 100644 scribo/demo/demat/src/main_window.cc create mode 100644 scribo/demo/demat/src/main_window.hh create mode 100644 scribo/demo/demat/src/mln_widgets.cc copy scribo/demo/{wizard => demat}/src/preprocessing_task.hh (100%) create mode 100644 scribo/demo/demat/src/process_args.hh create mode 100644 scribo/demo/demat/src/runner.cc create mode 100644 scribo/demo/demat/src/runner.hh create mode 100644 scribo/demo/demat/ui/main_window.ui diff --git a/scribo/ChangeLog b/scribo/ChangeLog index 40a5fb4..68ec602 100644 --- a/scribo/ChangeLog +++ b/scribo/ChangeLog @@ -1,5 +1,29 @@ 2010-03-19 Guillaume Lazzara <z(a)lrde.epita.fr> + Add a new demo in Scribo. + + * demo/demat/demat.pro, + * demo/demat/demat.qrc, + * demo/demat/src/doc_type.hh, + * demo/demat/src/main.cc, + * demo/demat/src/main_window.cc, + * demo/demat/src/main_window.hh, + * demo/demat/src/mln_widgets.cc, + * demo/demat/src/preprocessing_task.hh, + * demo/demat/src/process_args.hh, + * demo/demat/src/runner.cc, + * demo/demat/src/runner.hh, + * demo/demat/ui/main_window.ui: New. + + * demo/shared/src/crop_item.cc, + * demo/shared/src/crop_item.hh, + * demo/shared/src/image_viewer.cc, + * demo/shared/src/image_viewer.hh, + * demo/shared/ui/image_viewer.ui: Update according the needs of + this new demo. + +2010-03-19 Guillaume Lazzara <z(a)lrde.epita.fr> + Small fixes in Scribo. * binarization/sauvola_ms.hh: Fix compilation issues on MacOS X. diff --git a/scribo/demo/demat/demat.pro b/scribo/demo/demat/demat.pro new file mode 100644 index 0000000..4f4af23 --- /dev/null +++ b/scribo/demo/demat/demat.pro @@ -0,0 +1,37 @@ +# -*- c++ -*- +###################################################################### +# Automatically generated by qmake (2.01a) Tue Feb 9 12:02:10 2010 +###################################################################### + +TEMPLATE = app +TARGET = +DEPENDPATH += . src +INCLUDEPATH += . ../ ../shared $(OLN)/milena $(OLN) + +QMAKE_CXXFLAGS += -g + +LIBS += `Magick++-config --ldflags --libs` + +DEFINES += NDEBUG MLN_INCLUDE_ONLY + +# Input + HEADERS += \ + ../shared/src/image_viewer.hh \ + ../shared/src/internal/interactive_scene.hh \ + ../shared/src/crop_item.hh \ + ../shared/src/browse_widget.hh \ + src/runner.hh \ + src/main_window.hh + +SOURCES += \ + ../shared/src/crop_item.cc \ + ../shared/src/internal/interactive_scene.cc \ + ../shared/src/browse_widget.cc \ + src/mln_widgets.cc + +FORMS += \ + ../shared/ui/image_viewer.ui \ + ui/main_window.ui + + +RESOURCES += ../shared/shared.qrc demat.qrc diff --git a/scribo/demo/demat/demat.qrc b/scribo/demo/demat/demat.qrc new file mode 100644 index 0000000..68031c7 --- /dev/null +++ b/scribo/demo/demat/demat.qrc @@ -0,0 +1,4 @@ +<RCC> + <qresource prefix="images" > + </qresource> +</RCC> diff --git a/scribo/demo/wizard/src/doc_type.hh b/scribo/demo/demat/src/doc_type.hh similarity index 100% copy from scribo/demo/wizard/src/doc_type.hh copy to scribo/demo/demat/src/doc_type.hh diff --git a/scribo/demo/demat/src/main.cc b/scribo/demo/demat/src/main.cc new file mode 100644 index 0000000..ee35a48 --- /dev/null +++ b/scribo/demo/demat/src/main.cc @@ -0,0 +1,27 @@ +#include <QtGui> +#include <src/main_window.hh> +#include <src/preprocessing_task.hh> + +namespace scribo { namespace demo {extern QString basedir_; } } + +int main(int argc, char* argv[]) +{ + QApplication app(argc, argv); + + qRegisterMetaType<preprocessing_task_set_t>("preprocessing_task_set_t"); + + if (argc == 2) + { + scribo::demo::basedir_ = argv[1]; + } + else + { + qDebug() << "Usage: " << argv[0] << " <path_to_scribo/src>"; + return 1; + } + + scribo::demo::demat::main_window win; + win.show(); + + return app.exec(); +} diff --git a/scribo/demo/demat/src/main_window.cc b/scribo/demo/demat/src/main_window.cc new file mode 100644 index 0000000..ee82ca1 --- /dev/null +++ b/scribo/demo/demat/src/main_window.cc @@ -0,0 +1,240 @@ +// 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 <src/main_window.hh> + +#include <src/doc_type.hh> +#include <src/preprocessing_task.hh> +#include <src/process_args.hh> + +#include <mln/data/convert.hh> +#include <mln/convert/to_qimage_nocopy.hh> +#include <mln/core/routine/duplicate.hh> +#include <mln/make/box2d.hh> +#include <mln/data/paste.hh> +#include <mln/io/magick/load.hh> + +namespace scribo +{ + + namespace demo + { + + namespace demat + { + + // FIXME: move it as attribute. + static mln::image2d<mln::value::rgb8> input_; + + + main_window::main_window() + { + setupUi(this); + + text_->hide(); + + connect(action_Open, SIGNAL(activated()), + this, SLOT(open_file_slot())); + + connect(run_btn, SIGNAL(clicked()), this, SLOT(run())); + + + // Connections to/from task runner. + connect(&runner_, SIGNAL(new_progress_label(const QString&)), + this, SLOT(update_progress_label_slot(const QString&))); + + connect(&runner_, SIGNAL(progress(unsigned)), + this, SLOT(progress_slot(unsigned))); + connect(&runner_, SIGNAL(finished()), + this, SLOT(process_finished_slot())); + + // Connections for dock windows. + connect(advanced_dock_, SIGNAL(visibilityChanged(bool)), + actionAdvanced_options, SLOT(setChecked(bool))); + connect(options_dock_, SIGNAL(visibilityChanged(bool)), + actionOptions, SLOT(setChecked(bool))); + + connect(actionAdvanced_options, SIGNAL(triggered(bool)), + advanced_dock_, SLOT(setVisible(bool))); + connect(actionOptions, SIGNAL(triggered(bool)), + options_dock_, SLOT(setVisible(bool))); + + progress_ = new QProgressDialog(); + progress_->setLabelText("Processing..."); + progress_->setCancelButton(0); + progress_->setAutoClose(true); + + // Setup crop tool. + viewer_->set_selection_enabled(true); + connect(viewer_, SIGNAL(ready_for_crop()), this, SLOT(crop_slot())); + } + + + void main_window::open_file_slot() + { + QFileDialog dialog; + QStringList filters; + filters << tr("Image (*.ppm *.pbm *.pgm *.png *.jpg)"); + dialog.setNameFilters(filters); + + dialog.setFileMode(QFileDialog::ExistingFile); + dialog.setLabelText(QFileDialog::LookIn, + tr("Choose an existing file")); + + if (dialog.exec() && current_image_ != dialog.selectedFiles().at(0)) + { + current_image_ = dialog.selectedFiles().at(0); + load(); + } + + } + + + void main_window::load() + { + text_->hide(); + + mln::io::magick::load(input_, current_image_.toStdString()); + + input_dsp_ = QPixmap::fromImage(mln::convert::to_qimage_nocopy(input_)); + + viewer_->draw_image(input_dsp_); + } + + + void main_window::run() + { + preprocessing_task_set_t tasks = get_tasks(); + + prepare_progress_bar(tasks.size()); + + process_args args; // Nothing for now. + + runner_.start(current_image_, input_, Text_Doc, tasks, args); + } + + + preprocessing_task_set_t main_window::get_tasks() + { + preprocessing_task_set_t tasks; + + if (removeBg->isChecked()) + tasks.insert(RemoveBg); + + if (unskew->isChecked()) + tasks.insert(Unskew); + + if (removeNoise->isChecked()) + tasks.insert(RemoveNoise); + + if (improveContrast->isChecked()) + tasks.insert(ImproveContrast); + + if (reduceSize->isChecked()) + tasks.insert(ReduceSize); + + if (binarizationCBox->currentIndex() == 0) + tasks.insert(BinarizationSimple); + else if (binarizationCBox->currentIndex() == 1) + tasks.insert(BinarizationSauvola); + else if (binarizationCBox->currentIndex() == 2) + tasks.insert(BinarizationSauvolaMs); + + return tasks; + } + + + void main_window::prepare_progress_bar(unsigned max) + { + progress_->show(); + progress_->setValue(0); + progress_->setMaximum(max + 3); + } + + + void main_window::progress_slot(unsigned i) + { + progress_->setValue(progress_->value() + i); + } + + + void main_window::update_progress_label_slot(const QString& msg) + { + progress_->setLabelText(msg); + } + + + void main_window::process_finished_slot() + { + text_->clear(); + + QFile file("/tmp/out.txt"); + if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) + return; + + QTextStream in(&file); + in.setCodec("UTF-8"); + while (!in.atEnd()) + { + QString line = in.readLine(); + text_->append(line); + } + + + text_->show(); + } + + + void main_window::crop_slot() + { + mln::box2d b = input_.domain(); + QRectF selection = viewer_->selection(); + + mln::box2d sbox = mln::make::box2d(selection.topLeft().y(), + selection.topLeft().x(), + selection.bottomRight().y(), + selection.bottomRight().x()); + + sbox.crop_wrt(b); + + if (sbox.is_valid()) + { + // Update underlying data. + mln::image2d<mln::value::rgb8> output(sbox); + mln::data::fill(output, input_); + input_ = output; + + // Update display + viewer_->draw_image(input_); + } + + viewer_->enable_crop_tool(false); // Disable crop tool + } + + } // end of namespace scribo::demo::demat + + } // end of namespace scribo::demo + +} // end of namespace scribo diff --git a/scribo/demo/demat/src/main_window.hh b/scribo/demo/demat/src/main_window.hh new file mode 100644 index 0000000..f52f171 --- /dev/null +++ b/scribo/demo/demat/src/main_window.hh @@ -0,0 +1,91 @@ +// 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_DEMO_DEMAT_SRC_MAIN_WINDOW_HH +# define SCRIBO_DEMO_DEMAT_SRC_MAIN_WINDOW_HH + +# include <QtGui/QMainWindow> +# include <ui_main_window.h> +# include <src/doc_type.hh> +# include <src/preprocessing_task.hh> +# include <src/runner.hh> + +# include <mln/core/image/image2d.hh> +# include <mln/core/image/dmorph/image_if.hh> +# include <mln/pw/all.hh> +# include <mln/value/rgb8.hh> + + +namespace scribo +{ + + namespace demo + { + + namespace demat + { + + + class main_window : public QMainWindow, private Ui::MainWindow + { + Q_OBJECT; + + public: + main_window(); + + private slots: + void run(); + void open_file_slot(); + void progress_slot(unsigned i); + void update_progress_label_slot(const QString&); + void process_finished_slot(); + + void crop_slot(); + + private: // members + void load(); + + void prepare_progress_bar(unsigned max); + Doc_Type get_doc_type(); + preprocessing_task_set_t get_tasks(); + + private: // attributes + QPixmap input_dsp_; + + QString current_image_; + + QProgressDialog* progress_; + runner runner_; + }; + + + } // end of namespace scribo::demo::demat + + } // end of namespace scribo::demo + +} // end of namespace scribo + + +#endif // ! SCRIBO_DEMO_DEMAT_SRC_MAIN_WINDOW_HH diff --git a/scribo/demo/demat/src/mln_widgets.cc b/scribo/demo/demat/src/mln_widgets.cc new file mode 100644 index 0000000..079fc7f --- /dev/null +++ b/scribo/demo/demat/src/mln_widgets.cc @@ -0,0 +1,11 @@ +#undef MLN_INCLUDE_ONLY + +// Windows +#include <src/main_window.cc> + +// Widgets +#include <shared/src/image_viewer.cc> + +// Misc +#include <src/main.cc> +#include <src/runner.cc> diff --git a/scribo/demo/wizard/src/preprocessing_task.hh b/scribo/demo/demat/src/preprocessing_task.hh similarity index 100% copy from scribo/demo/wizard/src/preprocessing_task.hh copy to scribo/demo/demat/src/preprocessing_task.hh diff --git a/scribo/demo/demat/src/process_args.hh b/scribo/demo/demat/src/process_args.hh new file mode 100644 index 0000000..5ca72cf --- /dev/null +++ b/scribo/demo/demat/src/process_args.hh @@ -0,0 +1,47 @@ +// 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_DEMO_SHARED_SRC_PROCESS_ARGS_HH +# define SCRIBO_DEMO_SHARED_SRC_PROCESS_ARGS_HH + + +namespace scribo +{ + + namespace demo + { + + struct process_args + { + unsigned scale; + }; + + + } // end of namespace scribo::demo + +} // end of namespace scribo + + +#endif // !SCRIBO_DEMO_SHARED_SRC_PROCESS_ARGS_HH diff --git a/scribo/demo/demat/src/runner.cc b/scribo/demo/demat/src/runner.cc new file mode 100644 index 0000000..6972902 --- /dev/null +++ b/scribo/demo/demat/src/runner.cc @@ -0,0 +1,316 @@ +#include <src/runner.hh> + +#include <shared/src/to_mln_image.hh> +#include <src/preprocessing_task.hh> +#include <src/doc_type.hh> + +#include <mln/convert/to_qimage.hh> +#include <mln/convert/to_qimage_nocopy.hh> +#include <mln/fun/v2v/rgb_to_int_u.hh> +#include <mln/value/int_u8.hh> +#include <mln/value/rgb8.hh> +#include <mln/data/convert.hh> +#include <mln/data/paste_without_localization.hh> +#include <mln/io/pbm/save.hh> +#include <mln/io/magick/load.hh> +#include <mln/subsampling/antialiased.hh> + +#include <scribo/preprocessing/split_bg_fg.hh> +#include <scribo/preprocessing/denoise.hh> +#include <scribo/preprocessing/homogeneous_contrast.hh> +#include <scribo/preprocessing/unskew.hh> +#include <scribo/binarization/sauvola.hh> +#include <scribo/binarization/sauvola_ms.hh> +#include <scribo/binarization/simple.hh> + +#include <mln/logical/not.hh> + +namespace scribo +{ + + namespace demo + { + + QString basedir_ = ""; + + // FIXME: move as attribute. + mln::image2d<mln::value::rgb8> input_; + + + runner::runner(QObject *parent) + : QThread(parent) + { + process_.moveToThread(this); + } + + + void runner::start(const QString& filename, + const mln::image2d<mln::value::rgb8>& input, + const Doc_Type& doc_type, + const preprocessing_task_set_t& tasks, + const process_args& args) + { + filename_ = filename; + doc_type_ = doc_type; + tasks_ = tasks; + args_ = args; + input_ = input; + + QThread::start(); + } + + + void runner::run() + { + // Notification of the number of tasks. + emit new_progress_max_value(tasks_.size() + 2); + + qDebug() << "progress steps : " << tasks_.size() + 2; + + image2d<value::rgb8> ima = load(); + + preprocess(ima); + + process(); + } + + + image2d<value::rgb8> runner::load() + { + emit new_progress_label("Loading image"); + + image2d<value::rgb8> output(input_.nrows(), input_.ncols(), + input_.border()); + data::paste_without_localization(input_, output); + +// io::magick::load(output, filename_.toStdString()); + + emit progress(1); + + return output; + } + + + void runner::preprocess(const image2d<value::rgb8>& ima) + { + + image2d<value::rgb8> tmp_color = duplicate(ima); + + + //================== + // Remove background + //================== + if (tasks_.contains(RemoveBg)) + { + std::cout << "Foreground extraction" << std::endl; + emit new_progress_label("Foreground Extraction"); + + tmp_color = scribo::preprocessing::split_bg_fg(tmp_color, 10000, 32).second(); + + emit progress(1); + } + + + //============================================= + // Convert to grayscale image (always happens). + //============================================= + emit new_progress_label("Convert to gray-scale image"); + image2d<value::int_u8> + intensity_ima = data::transform(tmp_color, + mln::fun::v2v::rgb_to_int_u<8>()); + emit progress(1); + + + // FIXME: SUbsampling should be done at the very beginning!!!! + // + //========== + // Subsample + //========== + if (tasks_.contains(ReduceSize)) + { + emit new_progress_label("Subsampling input image"); + intensity_ima = mln::subsampling::antialiased(intensity_ima, + find_best_scale(intensity_ima)); + emit progress(1); + } + + + //============================= + // Improve contrast homogeneity + //============================= + if (tasks_.contains(ImproveContrast)) + { + std::cout << "Improve contrast homogeneity" << std::endl; + emit new_progress_label("Improve contrast homogeneity"); + + intensity_ima = arith::revert(preprocessing::homogeneous_contrast(intensity_ima, 75)); + + emit progress(1); + } + + + std::cout << intensity_ima.domain() << std::endl; + io::pgm::save(intensity_ima, "intensity_ima.pgm"); + + //============================== + // Binarization (always happens) + //============================== + image2d<bool> out_bool; + emit new_progress_label("Binarization"); + + if (tasks_.contains(BinarizationSauvola)) + { + // FIXME: sauvola should not negate the image. + std::cout << "Binarization Sauvola" << std::endl; + out_bool = binarization::sauvola(intensity_ima); + } + else if (tasks_.contains(BinarizationSauvolaMs)) + { + // FIXME: sauvola should not negate the image. + std::cout << "Binarization Sauvola_ms" << std::endl; + out_bool = binarization::sauvola_ms(intensity_ima, 51, 2, 67); + } + else if (tasks_.contains(BinarizationSimple)) + { + std::cout << "Binarization Simple" << std::endl; + out_bool = scribo::binarization::simple(intensity_ima); + } + else + { + std::cout << "Binary image conversion" << std::endl; + out_bool = data::convert(bool(), intensity_ima); + } + + emit progress(1); + + + // FIXME: remove! +// logical::not_inplace(out_bool); + + //======== + // Denoise + //======== +// if (tasks_.contains(RemoveNoise)) +// { +// std::cout << "Remove noise" << std::endl; +// emit new_progress_label("Remove noise"); + +// out_bool = preprocessing::denoise(out_bool, c8(), 2, 2); + +// emit progress(1); +// } + + //======= + // Unskew + //======= + if (tasks_.contains(Unskew)) + { + std::cout << "Unskew" << std::endl; + emit new_progress_label("Unskew"); + + out_bool = scribo::preprocessing::unskew(out_bool).first(); + + emit progress(1); + } + + + //========================= + // Save preprocessed image. + //========================= + io::pbm::save(out_bool, "/tmp/tmp.pbm"); + } + + + void runner::process() + { + QStringList args; + + + // FIXME: require binaries to ask for a filename for bboxes + // output files. + switch(doc_type_) + { + case Text_Doc: + emit new_progress_label("Finding text in document..."); + qDebug() << "Running text_in_article_pbm"; + args << "/tmp/tmp.pbm" << "/tmp/out.txt"; + + // Denoise. + if (! tasks_.contains(RemoveNoise)) + args << "0"; + else + { + args << "1"; + emit progress(1); // Consider denoising as done even though it is performed later. + } + + args << "/tmp/"; + + if (process_.execute(basedir_ + "/text_in_article_pbm", args)) + { + qDebug() << "Error while running text_in_article_pbm."; + return; + } + break; + + case Picture: + emit new_progress_label("Finding text in picture..."); + qDebug() << "Running text_in_photo_pbm_fast"; + args << "/tmp/tmp.pbm" << "/tmp/out.ppm" << "1" << "1" << "1"; + if (process_.execute(basedir_ + "/text_in_photo_pbm_fast", args)) + { + qDebug() << "Error while running text_in_photo_pbm_fast."; + return; + } + break; + + case Mixed_Doc: + qDebug() << "Running pbm_text_in_mixed_doc"; + if (process_.execute(basedir_ + "/pbm_text_in_mixed_doc", args)) + { + qDebug() << "Error while running pbm_text_in_mixed_doc."; + return; + } + break; + + default: + case Invalid_Doc: + qDebug() << "runner - Invalid doc type..."; + return; + } + + process_.waitForFinished(-1); + + emit progress(1); + + emit finished(); + qDebug() << "Done"; + } + + + void runner::stop() + { + process_.kill(); + terminate(); + } + + + template <typename V> + unsigned runner::find_best_scale(const image2d<V>& ima) + { + if (ima.nrows() > 2500 + && ima.nrows() < 5000 + && ima.ncols() > 2500 + && ima.ncols() < 5000) + return 2; + + if (ima.nrows() > 5000 + && ima.ncols() > 5000) + return 3; + + return 1; + } + + } // end of namespace scribo::demo + +} // end of namespace scribo diff --git a/scribo/demo/demat/src/runner.hh b/scribo/demo/demat/src/runner.hh new file mode 100644 index 0000000..93e91bc --- /dev/null +++ b/scribo/demo/demat/src/runner.hh @@ -0,0 +1,93 @@ +// 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_DEMO_SHARED_SRC_RUNNER_HH +# define SCRIBO_DEMO_SHARED_SRC_RUNNER_HH + +# include <QtGui> +# include <QProcess> + +# include <src/preprocessing_task.hh> +# include <src/doc_type.hh> + +# include <mln/core/image/image2d.hh> +# include <mln/value/qt/rgb32.hh> + +#include <src/process_args.hh> + +namespace scribo +{ + + namespace demo + { + + + class runner : public QThread + { + Q_OBJECT; + + public: + runner(QObject *parent = 0); + + void start(const QString& filename, + const mln::image2d<mln::value::rgb8>& input, + const Doc_Type& doc_type, + const preprocessing_task_set_t& tasks, + const process_args& args); + + void stop(); + + signals: + void new_intermediate_result(const QImage& ima); + void new_progress_max_value(unsigned i); + void new_progress_label(const QString& msg); + void progress(unsigned i); + void finished(); + + private: // members + mln::image2d<mln::value::rgb8> load(); + void preprocess(const mln::image2d<mln::value::rgb8>& ima); + void process(); + virtual void run(); + + template <typename V> + unsigned find_best_scale(const mln::image2d<V>& ima); + + private: // attributes + QProcess process_; + Doc_Type doc_type_; + QSet<Preprocessing_Task> tasks_; + QString filename_; + process_args args_; + }; + + + + } // end of namespace scribo::demo + +} // end of namespace scribo + + +#endif // ! SCRIBO_DEMO_SHARED_SRC_RUNNER_HH diff --git a/scribo/demo/demat/ui/main_window.ui b/scribo/demo/demat/ui/main_window.ui new file mode 100644 index 0000000..a552500 --- /dev/null +++ b/scribo/demo/demat/ui/main_window.ui @@ -0,0 +1,366 @@ +<ui version="4.0" > + <class>MainWindow</class> + <widget class="QMainWindow" name="MainWindow" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>666</width> + <height>647</height> + </rect> + </property> + <property name="windowTitle" > + <string>MainWindow</string> + </property> + <widget class="QWidget" name="centralwidget" > + <layout class="QVBoxLayout" name="verticalLayout" > + <item> + <widget class="QSplitter" name="splitter" > + <property name="orientation" > + <enum>Qt::Vertical</enum> + </property> + <widget class="scribo::demo::shared::image_viewer" name="viewer_" /> + <widget class="QTextEdit" name="text_" /> + </widget> + </item> + <item> + <layout class="QHBoxLayout" name="horizontalLayout" > + <item> + <spacer name="horizontalSpacer" > + <property name="orientation" > + <enum>Qt::Horizontal</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>40</width> + <height>20</height> + </size> + </property> + </spacer> + </item> + <item> + <widget class="QPushButton" name="run_btn" > + <property name="text" > + <string>&Run</string> + </property> + </widget> + </item> + </layout> + </item> + </layout> + </widget> + <widget class="QMenuBar" name="menubar" > + <property name="geometry" > + <rect> + <x>0</x> + <y>0</y> + <width>666</width> + <height>24</height> + </rect> + </property> + <widget class="QMenu" name="menu_File" > + <property name="title" > + <string>&File</string> + </property> + <addaction name="action_Open" /> + <addaction name="separator" /> + <addaction name="action_Quit" /> + </widget> + <widget class="QMenu" name="menuWindow" > + <property name="title" > + <string>&Dialogs</string> + </property> + <addaction name="actionOptions" /> + <addaction name="actionAdvanced_options" /> + </widget> + <addaction name="menu_File" /> + <addaction name="menuWindow" /> + </widget> + <widget class="QStatusBar" name="statusbar" /> + <widget class="QDockWidget" name="options_dock_" > + <property name="font" > + + <weight>75</weight> + <bold>true</bold> + + </property> + <property name="floating" > + <bool>false</bool> + </property> + <property name="features" > + <set>QDockWidget::AllDockWidgetFeatures</set> + </property> + <property name="allowedAreas" > + <set>Qt::AllDockWidgetAreas</set> + </property> + <property name="windowTitle" > + <string>Options</string> + </property> + <attribute name="dockWidgetArea" > + <number>1</number> + </attribute> + <widget class="QWidget" name="dockWidgetContents" > + <layout class="QVBoxLayout" name="verticalLayout_7" > + <item> + <layout class="QVBoxLayout" name="verticalLayout_4" > + <item> + <widget class="QCheckBox" name="removeBg" > + <property name="font" > + + <weight>50</weight> + <bold>false</bold> + + </property> + <property name="text" > + <string>Remove background (slow)</string> + </property> + <property name="checked" > + <bool>false</bool> + </property> + </widget> + </item> + <item> + <widget class="QCheckBox" name="unskew" > + <property name="font" > + + <weight>50</weight> + <bold>false</bold> + + </property> + <property name="text" > + <string>Unskew</string> + </property> + <property name="checked" > + <bool>false</bool> + </property> + </widget> + </item> + <item> + <widget class="QCheckBox" name="removeNoise" > + <property name="enabled" > + <bool>true</bool> + </property> + <property name="font" > + + <weight>50</weight> + <bold>false</bold> + + </property> + <property name="text" > + <string>Remove noise</string> + </property> + <property name="checked" > + <bool>false</bool> + </property> + </widget> + </item> + <item> + <widget class="QCheckBox" name="improveContrast" > + <property name="enabled" > + <bool>true</bool> + </property> + <property name="font" > + + <weight>50</weight> + <bold>false</bold> + + </property> + <property name="text" > + <string>Improve brightness/contrast</string> + </property> + <property name="checked" > + <bool>false</bool> + </property> + </widget> + </item> + <item> + <spacer name="verticalSpacer_3" > + <property name="orientation" > + <enum>Qt::Vertical</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>20</width> + <height>40</height> + </size> + </property> + </spacer> + </item> + </layout> + </item> + </layout> + </widget> + </widget> + <widget class="QDockWidget" name="advanced_dock_" > + <property name="font" > + + <weight>75</weight> + <bold>true</bold> + + </property> + <property name="windowTitle" > + <string>Advanced options</string> + </property> + <attribute name="dockWidgetArea" > + <number>1</number> + </attribute> + <widget class="QWidget" name="dockWidgetContents_3" > + <layout class="QVBoxLayout" name="verticalLayout_8" > + <item> + <layout class="QHBoxLayout" name="horizontalLayout_2" > + <item> + <widget class="QCheckBox" name="reduceSize" > + <property name="font" > + + <weight>50</weight> + <bold>false</bold> + + </property> + <property name="text" > + <string>Run on subsampled image</string> + </property> + </widget> + </item> + </layout> + </item> + <item> + <layout class="QVBoxLayout" name="verticalLayout_6" > + <item> + <widget class="QLabel" name="binarizeLbl" > + <property name="sizePolicy" > + <sizepolicy vsizetype="Preferred" hsizetype="Preferred" > + <horstretch>0</horstretch> + <verstretch>0</verstretch> + </sizepolicy> + </property> + <property name="font" > + + <weight>50</weight> + <bold>false</bold> + + </property> + <property name="text" > + <string>Binarization method:</string> + </property> + </widget> + </item> + <item> + <widget class="QComboBox" name="binarizationCBox" > + <property name="font" > + + <weight>50</weight> + <bold>false</bold> + + </property> + <property name="currentIndex" > + <number>2</number> + </property> + <item> + <property name="text" > + <string>Global threshold</string> + </property> + </item> + <item> + <property name="text" > + <string>Local threshold</string> + </property> + </item> + <item> + <property name="text" > + <string>Local threshold multi-scale</string> + </property> + </item> + </widget> + </item> + </layout> + </item> + <item> + <spacer name="verticalSpacer_2" > + <property name="orientation" > + <enum>Qt::Vertical</enum> + </property> + <property name="sizeHint" stdset="0" > + <size> + <width>20</width> + <height>40</height> + </size> + </property> + </spacer> + </item> + </layout> + </widget> + </widget> + <action name="action_Open" > + <property name="text" > + <string>&Open</string> + </property> + <property name="shortcut" > + <string>Ctrl+O</string> + </property> + </action> + <action name="action_Quit" > + <property name="text" > + <string>&Quit</string> + </property> + </action> + <action name="actionDocument_Type" > + <property name="checkable" > + <bool>true</bool> + </property> + <property name="checked" > + <bool>true</bool> + </property> + <property name="text" > + <string>Document Type</string> + </property> + </action> + <action name="actionOptions" > + <property name="checkable" > + <bool>true</bool> + </property> + <property name="checked" > + <bool>true</bool> + </property> + <property name="text" > + <string>Options</string> + </property> + </action> + <action name="actionAdvanced_options" > + <property name="checkable" > + <bool>true</bool> + </property> + <property name="checked" > + <bool>true</bool> + </property> + <property name="text" > + <string>Advanced options</string> + </property> + </action> + </widget> + <customwidgets> + <customwidget> + <class>scribo::demo::shared::image_viewer</class> + <extends>QGraphicsView</extends> + <header location="global" >shared/src/image_viewer.hh</header> + </customwidget> + </customwidgets> + <resources/> + <connections> + <connection> + <sender>action_Quit</sender> + <signal>activated()</signal> + <receiver>MainWindow</receiver> + <slot>close()</slot> + <hints> + <hint type="sourcelabel" > + <x>-1</x> + <y>-1</y> + </hint> + <hint type="destinationlabel" > + <x>332</x> + <y>298</y> + </hint> + </hints> + </connection> + </connections> +</ui> diff --git a/scribo/demo/shared/src/crop_item.cc b/scribo/demo/shared/src/crop_item.cc index 100ac7d..70598fa 100644 --- a/scribo/demo/shared/src/crop_item.cc +++ b/scribo/demo/shared/src/crop_item.cc @@ -46,6 +46,11 @@ namespace scribo grabMouse(); } + crop_item::~crop_item() + { + + } + void crop_item::reset() { if (parentItem()) @@ -54,15 +59,15 @@ namespace scribo cropRect_ = QRectF(20, 20, 100, 70); } - const QRectF& crop_item::cropRect() const + QRectF crop_item::cropRect() const { - return cropRect_; + return mapToScene(cropRect_).boundingRect(); } QRectF crop_item::boundingRect() const { - return parentItem()->boundingRect(); + return scene()->sceneRect(); } void crop_item::paint(QPainter *painter, @@ -84,15 +89,16 @@ namespace scribo painter->fillPath(windowPath, QColor(0x33, 0x33, 0x33, 0xcc)); // Draw Crop Rect - painter->setPen(QPen(QColor(0xdd, 0xdd, 0xdd), 1)); + // QColor(0xdd, 0xdd, 0xdd) + painter->setPen(QPen(Qt::magenta, 3)); painter->drawPath(cropPath); int topRightX = cropRect_.x() + cropRect_.width(); int bottomY = cropRect_.y() + cropRect_.height(); QPainterPath borderPath; - int corner_width = cropRect_.width() / 6.f; - int corner_height = cropRect_.height() / 6.f; + int corner_width = std::min(int(cropRect_.width() / 6.f), 80); + int corner_height = std::min(int(cropRect_.height() / 6.f), 80); // Top-Left Corner painter->drawRect(QRectF(cropRect_.x(), cropRect_.y(), @@ -128,8 +134,8 @@ namespace scribo cropResize_ = CropItemResizeNone; if (event->buttons() & Qt::LeftButton) { - int wsize = cropRect_.width() / 6.f; - int hsize = cropRect_.height() / 6.f; + int wsize = std::min(int(cropRect_.width() / 6.f), 80); + int hsize = std::min(int(cropRect_.height() / 6.f), 80); int rightX = cropRect_.x() + cropRect_.width() - wsize; int leftX = cropRect_.x(); @@ -305,6 +311,29 @@ namespace scribo } + void crop_item::mouseDoubleClickEvent(QGraphicsSceneMouseEvent * event) + { + QGraphicsItem::mouseDoubleClickEvent(event); + + switch (cropResize_) + { + case CropItemResizeNone: + if (!cropRect_.contains(event->pos())) + return; + + setCursor(Qt::SizeAllCursor); + + if (!(event->buttons() & Qt::LeftButton)) + return; + + emit ready_for_crop(); + break; + + default: + break; + } + } + } // end of namespace scribo::demo::shared } // end of namespace scribo::demo diff --git a/scribo/demo/shared/src/crop_item.hh b/scribo/demo/shared/src/crop_item.hh index c0b1394..d342f23 100644 --- a/scribo/demo/shared/src/crop_item.hh +++ b/scribo/demo/shared/src/crop_item.hh @@ -50,11 +50,15 @@ namespace scribo namespace shared { - class crop_item : public QGraphicsItem + class crop_item : public QObject, public QGraphicsItem { + Q_OBJECT; + public: crop_item(QGraphicsItem *parent); - const QRectF& cropRect() const; + virtual ~crop_item(); + + QRectF cropRect() const; QRectF boundingRect() const; void paint (QPainter *painter, @@ -67,9 +71,13 @@ namespace scribo void mousePressEvent (QGraphicsSceneMouseEvent *event); void mouseReleaseEvent (QGraphicsSceneMouseEvent *event); void mouseMoveEvent(QGraphicsSceneMouseEvent *event); + void mouseDoubleClickEvent(QGraphicsSceneMouseEvent * event); // void updateCursor(QGraphicsSceneMouseEvent *event); + signals: + void ready_for_crop(); + private: enum CropItemResize { diff --git a/scribo/demo/shared/src/image_viewer.cc b/scribo/demo/shared/src/image_viewer.cc index b61f86b..f9467dc 100644 --- a/scribo/demo/shared/src/image_viewer.cc +++ b/scribo/demo/shared/src/image_viewer.cc @@ -38,7 +38,8 @@ namespace scribo { image_viewer::image_viewer(QWidget *parent) - : QWidget(parent), image_(0), selection_(0), angle_(0) + : QWidget(parent), image_(0), selection_(0), angle_(0), + zoom_fixed_(false) { setupUi(this); @@ -87,7 +88,8 @@ namespace scribo viewer_->show(); } - void image_viewer::draw_image(const mln::image2d<dsp_data_t>& ima) + template <typename V> + void image_viewer::draw_image(const mln::image2d<V>& ima) { QImage qima = mln::convert::to_qimage_nocopy(ima); @@ -127,18 +129,15 @@ namespace scribo if (pixmap.width() > viewer_->maximumViewportSize().width()) viewer_->fitInView(image_->boundingRect(), Qt::KeepAspectRatio); - zoomLabel->setEnabled(true); - zoomIn->setEnabled(true); - zoomOut->setEnabled(true); - zoomFixed->setEnabled(true); - zoomOriginal->setEnabled(true); + enable_widgets(true); image_->translate(origin.x(), origin.y()); + viewer_->setSceneRect(image_->sceneBoundingRect()); // Restore selection mode if needed - set_selection_enabled(restore_selection); + on_crop_btn_toggled(restore_selection); } @@ -150,8 +149,11 @@ namespace scribo void image_viewer::resizeEvent(QResizeEvent * event) { - if (image_ != 0) - resize_image(image_->boundingRect()); + if (zoom_fixed_) + on_zoomFixed_clicked(); + else + on_zoomOriginal_clicked(); + event->ignore(); } @@ -238,12 +240,14 @@ namespace scribo void image_viewer::on_zoomFixed_clicked() { + zoom_fixed_ = true; if (image_ != 0) resize_image(image_->boundingRect()); } void image_viewer::on_zoomOriginal_clicked() { + zoom_fixed_ = false; if (image_ != 0) resize_image(viewer_->viewport()->geometry()); } @@ -259,12 +263,17 @@ namespace scribo } } - void image_viewer::set_selection_enabled(bool b) + void image_viewer::on_crop_btn_toggled(bool b) { if (b) { if (selection_ == 0) + { selection_ = new crop_item(image_); + connect(selection_, SIGNAL(ready_for_crop()), + this, SIGNAL(ready_for_crop())); + + } } else { @@ -274,6 +283,18 @@ namespace scribo } + void image_viewer::enable_crop_tool(bool b) + { + crop_btn->setChecked(b); + } + + + void image_viewer::set_selection_enabled(bool b) + { + crop_btn->setVisible(b); + } + + void image_viewer::set_rotation_enabled(bool b) { angle_ = 0; @@ -290,12 +311,11 @@ namespace scribo } - const QRectF& image_viewer::selection() const + QRectF image_viewer::selection() const { static QRectF invalid_selection; - mln_assertion(has_selection()); - if (selection_) + if (has_selection()) return selection_->cropRect(); return invalid_selection; @@ -337,6 +357,23 @@ namespace scribo on_slider_valueChanged(sli); } + + void image_viewer::enable_widgets(bool b) + { + zoomLabel->setEnabled(b); + zoomIn->setEnabled(b); + zoomOut->setEnabled(b); + zoomFixed->setEnabled(b); + zoomOriginal->setEnabled(b); + + rotate_ccw_btn->setEnabled(b); + rotate_cw_btn->setEnabled(b); + rotate_lbl->setEnabled(b); + + crop_btn->setEnabled(b); + } + + } // end of namespace scribo::demo::shared } // end of namespace scribo::demo diff --git a/scribo/demo/shared/src/image_viewer.hh b/scribo/demo/shared/src/image_viewer.hh index 628f5d4..3fe23ab 100644 --- a/scribo/demo/shared/src/image_viewer.hh +++ b/scribo/demo/shared/src/image_viewer.hh @@ -60,7 +60,8 @@ namespace scribo image_viewer(QWidget *parent = 0); ~image_viewer(); - void draw_image(const mln::image2d<dsp_data_t>& ima); + template <typename V> + void draw_image(const mln::image2d<V>& ima); void draw_image(const QPixmap& pixmap); void draw_image(const QPixmap& pixmap, const QPoint& origin); @@ -76,7 +77,7 @@ namespace scribo bool has_selection() const; - const QRectF& selection() const; + QRectF selection() const; bool has_rotation() const; qreal rotation() const; @@ -91,12 +92,16 @@ namespace scribo void keyPressEvent(QKeyEvent *event); void resizeEvent(QResizeEvent * event); + void enable_widgets(bool b); + private slots: void visible_slider(bool b); void move_vertical_sliders(int value); void move_horizontal_sliders(int value); + void on_crop_btn_toggled(bool b); + void on_slider_valueChanged(int sli); void on_rotate_cw_btn_clicked(); @@ -111,10 +116,11 @@ namespace scribo public slots: void set_image_layer_count(unsigned nslis); void update_image(const mln::image2d<dsp_data_t>& ima); - + void enable_crop_tool(bool b); signals: void slider_valueChanged(int sli); + void ready_for_crop(); private: // attributes QGraphicsPixmapItem* image_; @@ -122,6 +128,8 @@ namespace scribo bool mouse_moving_; QPoint p_start_; qreal angle_; + + bool zoom_fixed_; }; diff --git a/scribo/demo/shared/ui/image_viewer.ui b/scribo/demo/shared/ui/image_viewer.ui index d6f80cb..c129b97 100644 --- a/scribo/demo/shared/ui/image_viewer.ui +++ b/scribo/demo/shared/ui/image_viewer.ui @@ -5,7 +5,7 @@ <rect> <x>0</x> <y>0</y> - <width>464</width> + <width>529</width> <height>350</height> </rect> </property> @@ -37,7 +37,33 @@ </spacer> </item> <item> + <widget class="QPushButton" name="crop_btn" > + <property name="enabled" > + <bool>false</bool> + </property> + <property name="maximumSize" > + <size> + <width>16777215</width> + <height>20</height> + </size> + </property> + <property name="text" > + <string>Crop</string> + </property> + <property name="icon" > + <iconset resource="../shared.qrc" > + <normaloff>:/icons/icons/crop-icon.png</normaloff>:/icons/icons/crop-icon.png</iconset> + </property> + <property name="checkable" > + <bool>true</bool> + </property> + </widget> + </item> + <item> <widget class="QLabel" name="rotate_lbl" > + <property name="enabled" > + <bool>false</bool> + </property> <property name="text" > <string>Rotate:</string> </property> @@ -45,6 +71,9 @@ </item> <item> <widget class="QPushButton" name="rotate_cw_btn" > + <property name="enabled" > + <bool>false</bool> + </property> <property name="toolTip" > <string>Rotate clock-wise</string> </property> @@ -59,6 +88,9 @@ </item> <item> <widget class="QPushButton" name="rotate_ccw_btn" > + <property name="enabled" > + <bool>false</bool> + </property> <property name="toolTip" > <string>Rotate counter-clock-wise</string> </property> -- 1.5.6.5

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