* debug/alignment_decision_image.hh,
* debug/links_decision_image.hh,
* debug/save_object_diff.hh,
* debug/several_links_decision_image.hh: New.
---
scribo/ChangeLog | 9 ++
scribo/debug/alignment_decision_image.hh | 170 +++++++++++++++++++++++
scribo/debug/links_decision_image.hh | 127 ++++++++++++++++++
scribo/debug/save_object_diff.hh | 98 ++++++++++++++
scribo/debug/several_links_decision_image.hh | 185 ++++++++++++++++++++++++++
5 files changed, 589 insertions(+), 0 deletions(-)
create mode 100644 scribo/debug/alignment_decision_image.hh
create mode 100644 scribo/debug/links_decision_image.hh
create mode 100644 scribo/debug/save_object_diff.hh
create mode 100644 scribo/debug/several_links_decision_image.hh
diff --git a/scribo/ChangeLog b/scribo/ChangeLog
index deee412..5e2d69e 100644
--- a/scribo/ChangeLog
+++ b/scribo/ChangeLog
@@ -1,5 +1,14 @@
2009-10-22 Guillaume Lazzara <z(a)lrde.epita.fr>
+ Add new debug routines.
+
+ * debug/alignment_decision_image.hh,
+ * debug/links_decision_image.hh,
+ * debug/save_object_diff.hh,
+ * debug/several_links_decision_image.hh: New.
+
+2009-10-22 Guillaume Lazzara <z(a)lrde.epita.fr>
+
Revamp Sauvola binarization.
* binarization/sauvola.hh: Revamp and now returns a threshold
diff --git a/scribo/debug/alignment_decision_image.hh
b/scribo/debug/alignment_decision_image.hh
new file mode 100644
index 0000000..9a4fa50
--- /dev/null
+++ b/scribo/debug/alignment_decision_image.hh
@@ -0,0 +1,170 @@
+// 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_DEBUG_ALIGNMENT_DECISION_IMAGE_HH
+# define SCRIBO_DEBUG_ALIGNMENT_DECISION_IMAGE_HH
+
+/// \file
+///
+/// Save a color image showing the difference between to object groups.
+
+# include <mln/core/concept/image.hh>
+# include <mln/data/convert.hh>
+# include <mln/value/rgb8.hh>
+# include <mln/literal/colors.hh>
+# include <mln/util/array.hh>
+# include <mln/util/couple.hh>
+
+# include <scribo/core/object_groups.hh>
+# include <scribo/draw/bounding_boxes.hh>
+
+
+namespace scribo
+{
+
+ namespace debug
+ {
+
+ using namespace mln;
+
+ enum Alignment { top, center, bottom };
+
+ /*! \brief Save a color image showing the difference between to
+ object links.
+
+ \input[in] input An image. It's value type must be convertible
+ towards rgb8.
+ \input[in] links Object links information.
+ \input[in] filtered_links A copy of \p links which have been
+ filtered.
+
+ \return A color image. Non filtered links are drawn in
+ green. Others are drawn in red.
+ */
+ template <typename I, typename L>
+ mln_ch_value(I,value::rgb8)
+ alignment_decision_image(const Image<I>& input_,
+ const object_links<L>& links,
+ const object_links<L>& filtered_links,
+ const Alignment& alignment);
+
+
+# ifndef MLN_INCLUDE_ONLY
+
+
+ namespace internal
+ {
+
+ template <typename L>
+ mln::util::couple<mln_site(L),mln_site(L)>
+ find_anchors(const object_image(L)& objects,
+ unsigned i,
+ unsigned link_i,
+ const Alignment& alignment)
+ {
+ mln_site(L)
+ a1 = objects.bbox(i).center(),
+ a2 = objects.bbox(link_i).center();
+
+ switch (alignment)
+ {
+ case top:
+ a1.row() = objects.bbox(i).pmin().row();
+ a2.row() = objects.bbox(link_i).pmin().row();
+ break;
+
+ case center:
+ break;
+
+ case bottom:
+ a1.row() = objects.bbox(i).pmax().row();
+ a2.row() = objects.bbox(link_i).pmax().row();
+ break;
+
+ }
+ return make::couple(a1, a2);
+ }
+
+ }
+
+ template <typename I, typename L>
+ mln_ch_value(I,value::rgb8)
+ alignment_decision_image(const Image<I>& input_,
+ const object_links<L>& links,
+ const object_links<L>& filtered_links,
+ const Alignment& alignment)
+ {
+ trace::entering("scribo::debug::alignment_decision_image");
+ const I& input = exact(input_);
+
+ const object_image(L)& objects = links.object_image_();
+
+ mln_precondition(input.is_valid());
+ mln_precondition(links.is_valid());
+ mln_precondition(filtered_links.is_valid());
+ mln_precondition(links.size() == filtered_links.size());
+ mln_precondition(links.object_image_() != filtered_links.object_image_());
+ /// Fixme: check that objects has been computed from input.
+
+ image2d<value::rgb8>
+ decision_image = data::convert(value::rgb8(), input);
+
+ for_all_components(i, objects.bboxes())
+ mln::draw::box(decision_image, objects.bbox(i), literal::blue);
+
+ typedef mln_site(L) P;
+
+ for (unsigned i = 1; i < links.size(); ++i)
+ {
+
+ if (links[i] != i)
+ {
+ value::rgb8 value = literal::green;
+ if (links[i] != filtered_links[i])
+ value = literal::red;
+
+ mln::util::couple<P,P>
+ anchors = internal::find_anchors(objects, i, links[i], alignment);
+ mln::draw::line(decision_image,
+ anchors.first(),
+ anchors.second(),
+ value);
+ }
+ }
+
+ trace::exiting("scribo::debug::alignment_decision_image");
+ return decision_image;
+ }
+
+
+
+# endif // ! MLN_INCLUDE_ONLY
+
+ } // end of namespace scribo::debug
+
+} // end of namespace scribo
+
+
+#endif // ! SCRIBO_DEBUG_ALIGNMENT_DECISION_IMAGE_HH
diff --git a/scribo/debug/links_decision_image.hh b/scribo/debug/links_decision_image.hh
new file mode 100644
index 0000000..368d9b7
--- /dev/null
+++ b/scribo/debug/links_decision_image.hh
@@ -0,0 +1,127 @@
+// 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_DEBUG_LINKS_DECISION_IMAGE_HH
+# define SCRIBO_DEBUG_LINKS_DECISION_IMAGE_HH
+
+/// \file
+///
+/// Save a color image showing the difference between to object groups.
+
+# include <mln/core/concept/image.hh>
+# include <mln/accu/center.hh>
+# include <mln/data/convert.hh>
+# include <mln/value/rgb8.hh>
+# include <mln/literal/colors.hh>
+# include <mln/util/array.hh>
+
+# include <scribo/core/object_groups.hh>
+# include <scribo/draw/bounding_boxes.hh>
+
+
+namespace scribo
+{
+
+ namespace debug
+ {
+
+ using namespace mln;
+
+ /// FIXME: DOC!
+ template <typename I, typename L>
+ mln_ch_value(I,value::rgb8)
+ links_decision_image(const Image<I>& input_,
+ const object_links<L>& links,
+ const object_links<L>& filtered_links);
+
+
+# ifndef MLN_INCLUDE_ONLY
+
+ template <typename I, typename L>
+ mln_ch_value(I,value::rgb8)
+ links_decision_image(const Image<I>& input_,
+ const object_links<L>& links,
+ const object_links<L>& filtered_links)
+ {
+ trace::entering("scribo::debug::links_decision_image");
+ const I& input = exact(input_);
+
+ const object_image(L)& objects = links.object_image_();
+
+ mln_precondition(input.is_valid());
+ mln_precondition(objects.is_valid());
+ mln_precondition(links.is_valid());
+ mln_precondition(filtered_links.is_valid());
+ mln_precondition(links.size() == filtered_links.size());
+ mln_precondition(links.object_image_() != filtered_links.object_image_());
+ /// Fixme: check that objects has been computed from input.
+
+ image2d<value::rgb8>
+ links_decision_image = data::convert(value::rgb8(), input);
+
+ for_all_components(i, objects.bboxes())
+ mln::draw::box(links_decision_image, objects.bbox(i), literal::blue);
+
+ // Computing mass centers.
+ mln::util::array<mln_result(accu::center<mln_psite(I)>)>
+ mass_centers = labeling::compute(accu::meta::center(),
+ objects, objects.nlabels());
+
+ for (unsigned i = 1; i < links.size(); ++i)
+ {
+
+ if (links[i] != i)
+ {
+ value::rgb8 value = literal::green;
+ if (links[i] != filtered_links[i])
+ value = literal::red;
+
+ mln_site(I)
+ p1 = mass_centers[i],
+ p2 = p1 + mln::right; // FIXME: not generic
+
+ while (objects(p2) != links[i] && objects.domain().has(p2))
+ ++p2.col();
+
+ mln::draw::line(links_decision_image,
+ p1,
+ p2,
+ value);
+ }
+ }
+
+ trace::exiting("scribo::debug::links_decision_image");
+ return links_decision_image;
+ }
+
+
+# endif // ! MLN_INCLUDE_ONLY
+
+ } // end of namespace scribo::debug
+
+} // end of namespace scribo
+
+
+#endif // ! SCRIBO_DEBUG_LINKS_DECISION_IMAGE_HH
diff --git a/scribo/debug/save_object_diff.hh b/scribo/debug/save_object_diff.hh
new file mode 100644
index 0000000..e4f49f4
--- /dev/null
+++ b/scribo/debug/save_object_diff.hh
@@ -0,0 +1,98 @@
+// Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE)
+//
+// This file is part of Olena.
+//
+// Olena is free software: you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free
+// Software Foundation, version 2 of the License.
+//
+// Olena is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Olena. If not, see <http://www.gnu.org/licenses/>.
+//
+// As a special exception, you may use this file as part of a free
+// software project without restriction. Specifically, if other files
+// instantiate templates or use macros or inline functions from this
+// file, or you compile this file and link it with other files to produce
+// an executable, this file does not by itself cause the resulting
+// executable to be covered by the GNU General Public License. This
+// exception does not however invalidate any other reasons why the
+// executable file might be covered by the GNU General Public License.
+
+#ifndef SCRIBO_DEBUG_SAVE_OBJECT_DIFF_HH
+# define SCRIBO_DEBUG_SAVE_OBJECT_DIFF_HH
+
+/// \file
+///
+/// Show the difference between two object images.
+
+# include <mln/core/image/image2d.hh>
+# include <mln/core/concept/image.hh>
+# include <mln/data/fill.hh>
+# include <mln/labeling/colorize.hh>
+# include <mln/value/rgb8.hh>
+# include <mln/io/ppm/save.hh>
+# include <mln/literal/black.hh>
+# include <mln/literal/colors.hh>
+# include <mln/pw/all.hh>
+# include <mln/core/image/dmorph/image_if.hh>
+
+# include <scribo/core/macros.hh>
+# include <scribo/core/object_image.hh>
+
+namespace scribo
+{
+
+ namespace debug
+ {
+
+ using namespace mln;
+
+ /*! \brief Show the difference between two object images.
+
+ \param[in] lbl An object image.
+ \param[in] lbl_2 Another object image.
+ \param[in] filename The output filename.
+
+ */
+ template <typename L, typename L2>
+ void
+ save_object_diff(const object_image(L)& lbl, const object_image(L2)& lbl_2,
+ const std::string& filename);
+
+
+# ifndef MLN_INCLUDE_ONLY
+
+
+ template <typename L, typename L2>
+ void
+ save_object_diff(const object_image(L)& lbl, const object_image(L2)& lbl_2,
+ const std::string& filename)
+ {
+ image2d<value::rgb8> output;
+ initialize(output, lbl_2);
+
+ data::fill(output, literal::black);
+
+ for_all_components(i, lbl.bboxes())
+ data::fill(((output | lbl.bbox(i)).rw() | (pw::value(lbl) == i)).rw(),
literal::red);
+
+ for_all_components(i, lbl_2.bboxes())
+ data::fill(((output | lbl_2.bbox(i)).rw() | (pw::value(lbl_2) == i)).rw(),
literal::green);
+
+ io::ppm::save(output, filename);
+ }
+
+
+# endif // ! MLN_INCLUDE_ONLY
+
+
+ } // end of namespace scribo::debug
+
+} // end of namespace scribo
+
+#endif // ! SCRIBO_DEBUG_SAVE_OBJECT_DIFF_HH
diff --git a/scribo/debug/several_links_decision_image.hh
b/scribo/debug/several_links_decision_image.hh
new file mode 100644
index 0000000..ca70d44
--- /dev/null
+++ b/scribo/debug/several_links_decision_image.hh
@@ -0,0 +1,185 @@
+// 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_DEBUG_SEVERAL_LINKS_DECISION_IMAGE_HH
+# define SCRIBO_DEBUG_SEVERAL_LINKS_DECISION_IMAGE_HH
+
+/// \file
+///
+/// Save a color image showing the difference between to object groups.
+
+# include <mln/core/concept/image.hh>
+# include <mln/accu/center.hh>
+# include <mln/data/convert.hh>
+# include <mln/value/rgb8.hh>
+# include <mln/literal/colors.hh>
+# include <mln/util/array.hh>
+
+# include <scribo/core/object_groups.hh>
+# include <scribo/draw/bounding_boxes.hh>
+
+
+namespace scribo
+{
+
+ namespace debug
+ {
+
+ using namespace mln;
+
+ /// FIXME: DOC!
+ template <typename I, typename L>
+ mln_ch_value(I,value::rgb8)
+ several_links_decision_image(const Image<I>& input_,
+ const object_links<L>& links,
+ const object_links<L>& filtered_links);
+
+
+# ifndef MLN_INCLUDE_ONLY
+
+
+
+ namespace internal
+ {
+
+ template <typename L, typename I>
+ bool
+ draw_line(const L& objects, I& output,
+ unsigned link,
+ const mln_site(L)& p1, const mln_site(L)& p2,
+ const mln_value(I)& value)
+ {
+
+ if (objects.domain().has(p2))
+ if (objects(p2) == link)
+ {
+ mln::draw::line(output, p1, p2, value);
+ return true;
+ }
+ return false;
+ }
+
+ }
+
+
+
+ template <typename I, typename L>
+ mln_ch_value(I,value::rgb8)
+ several_links_decision_image(const Image<I>& input_,
+ const object_links<L>& links,
+ const object_links<L>& filtered_links)
+ {
+ trace::entering("scribo::debug::several_links_decision_image");
+ const I& input = exact(input_);
+
+ const object_image(L)& objects = links.object_image_();
+
+ mln_precondition(input.is_valid());
+ mln_precondition(objects.is_valid());
+ mln_precondition(links.is_valid());
+ mln_precondition(filtered_links.is_valid());
+ mln_precondition(links.size() == filtered_links.size());
+ mln_precondition(links.object_image_() != filtered_links.object_image_());
+ /// Fixme: check that objects has been computed from input.
+
+ image2d<value::rgb8>
+ links_decision_image = data::convert(value::rgb8(), input);
+
+ for_all_components(i, objects.bboxes())
+ mln::draw::box(links_decision_image, objects.bbox(i), literal::blue);
+
+ // Computing mass centers.
+ mln::util::array<mln_result(accu::center<mln_psite(I)>)>
+ mass_centers = labeling::compute(accu::meta::center(),
+ objects, objects.nlabels());
+
+ for (unsigned i = 1; i < links.size(); ++i)
+ {
+
+ if (links[i] != i)
+ {
+ value::rgb8 value = literal::green;
+ if (links[i] != filtered_links[i])
+ value = literal::red;
+
+ mln_site(L) c = objects.bbox(i).center();
+
+ // Right link from the top anchor.
+ mln_site(L) a1 = c;
+ a1.row() = objects.bbox(i).pmin().row()
+ + (c.row() - objects.bbox(i).pmin().row()) / 4;
+
+ // Right link from the central site
+ mln_site(I) p1 = mass_centers[i];
+
+ // Right link from the bottom anchor.
+ mln_site(L) a2 = c;
+ a2.row() = objects.bbox(i).pmax().row()
+ - (c.row() - objects.bbox(i).pmin().row()) / 4;
+
+ mln_site(L)
+ a1_bak = a1,
+ a2_bak = a2;
+
+ mln_site(L) tmp;
+ while(objects.domain().has(a1)
+ || objects.domain().has(a2)
+ || objects.domain().has(p1))
+ {
+ if (internal::draw_line(objects, links_decision_image, links[i],
+ a1_bak, a1, value))
+ break;
+ else
+ ++a1.col();
+
+ if (internal::draw_line(objects, links_decision_image, links[i],
+ mass_centers[i], p1, value))
+ break;
+ else
+ ++p1.col();
+
+ if (internal::draw_line(objects, links_decision_image, links[i],
+ a2_bak, a2, value))
+ break;
+ else
+ ++a2.col();
+
+ }
+ }
+ }
+
+ trace::exiting("scribo::debug::several_links_decision_image");
+ return links_decision_image;
+ }
+
+
+# endif // ! MLN_INCLUDE_ONLY
+
+ } // end of namespace scribo::debug
+
+} // end of namespace scribo
+
+
+#endif // ! SCRIBO_DEBUG_SEVERAL_LINKS_DECISION_IMAGE_HH
--
1.5.6.5