* debug/decision_image.hh: Fix precondition. * filter/object_links_bbox_h_ratio.hh, * filter/objects_thick.hh, * primitive/internal/have_link_valid.hh, * primitive/internal/is_link_valid.hh: Fix doc. * filter/object_links_bbox_ratio.hh: Fix doc and invert ratio. * filter/object_links_bottom_aligned.hh: Fix doc and use a float angle value. * filter/object_links_non_aligned.hh: Use absolute values. * filter/object_links_non_aligned_simple.hh: Add special cases. * filter/object_links_non_h_aligned.hh: Fix call to an underlying routine. * filter/objects_small.hh, * filter/objects_thin.hh, * filter/objects_v_thin.hh, * primitive/extract/lines_discontinued.hh, * primitive/extract/lines_h_single.hh, * primitive/extract/lines_h_thick_and_single.hh, * primitive/extract/lines_thick.hh, * primitive/extract/lines_v_discontinued.hh, * primitive/extract/lines_v_single.hh, * primitive/extract/lines_v_thick_and_single.hh, * primitive/internal/is_invalid_link.hh, * src/multi_scale/find_lines.cc, * src/primitive/group/group_from_rag.cc, * src/table/rebuild_opening.cc, * src/table/rebuild_rank.cc, * text/clean.hh: Avoid warnings. * primitive/internal/find_left_link.hh, * primitive/internal/find_right_link.hh, * primitive/internal/update_link_array.hh: Make the routine return a value. * src/binarization/sauvola.cc, * src/binarization/sauvola_pgm.cc: Fix call to Sauvola's algorithm. * src/primitive/group/group_from_graph.cc, * src/primitive/group/group_from_several_graph.cc: Change arguments values while calling with_several_graphes. --- scribo/debug/decision_image.hh | 2 +- scribo/filter/object_links_bbox_h_ratio.hh | 14 ++-- scribo/filter/object_links_bbox_ratio.hh | 31 ++++---- scribo/filter/object_links_bottom_aligned.hh | 33 +++++---- scribo/filter/object_links_non_aligned.hh | 6 +- scribo/filter/object_links_non_aligned_simple.hh | 73 ++++++++++++++----- scribo/filter/object_links_non_h_aligned.hh | 6 +- scribo/filter/objects_small.hh | 4 +- scribo/filter/objects_thick.hh | 2 +- scribo/filter/objects_thin.hh | 5 +- scribo/filter/objects_v_thin.hh | 3 +- scribo/primitive/extract/lines_discontinued.hh | 3 + scribo/primitive/extract/lines_h_single.hh | 4 +- .../primitive/extract/lines_h_thick_and_single.hh | 4 + scribo/primitive/extract/lines_thick.hh | 3 + scribo/primitive/extract/lines_v_discontinued.hh | 3 + scribo/primitive/extract/lines_v_single.hh | 4 +- .../primitive/extract/lines_v_thick_and_single.hh | 4 + scribo/primitive/internal/find_left_link.hh | 16 +++-- scribo/primitive/internal/find_right_link.hh | 18 +++-- scribo/primitive/internal/have_link_valid.hh | 3 +- scribo/primitive/internal/is_invalid_link.hh | 9 ++- scribo/primitive/internal/is_link_valid.hh | 3 +- scribo/primitive/internal/update_link_array.hh | 18 +++-- scribo/primitive/link/merge_double_link.hh | 2 +- scribo/src/binarization/sauvola.cc | 5 +- scribo/src/binarization/sauvola_pgm.cc | 12 ++-- scribo/src/multi_scale/find_lines.cc | 3 +- scribo/src/primitive/group/group_from_graph.cc | 2 +- scribo/src/primitive/group/group_from_rag.cc | 2 +- .../primitive/group/group_from_several_graph.cc | 2 +- scribo/src/table/rebuild_opening.cc | 2 +- scribo/src/table/rebuild_rank.cc | 4 +- scribo/text/clean.hh | 1 + 34 files changed, 199 insertions(+), 107 deletions(-) diff --git a/scribo/debug/decision_image.hh b/scribo/debug/decision_image.hh index 447d3b0..34401ba 100644 --- a/scribo/debug/decision_image.hh +++ b/scribo/debug/decision_image.hh @@ -104,7 +104,7 @@ namespace scribo mln_precondition(groups.is_valid()); mln_precondition(filtered_groups.is_valid()); mln_precondition(groups.size() == filtered_groups.size()); - mln_precondition(groups.objects_id() != filtered_groups.objects_id()); + mln_precondition(groups.objects_id_() != filtered_groups.objects_id_()); /// Fixme: check that objects has been computed from input. image2d<value::rgb8> diff --git a/scribo/filter/object_links_bbox_h_ratio.hh b/scribo/filter/object_links_bbox_h_ratio.hh index 6ced8e6..e030a86 100644 --- a/scribo/filter/object_links_bbox_h_ratio.hh +++ b/scribo/filter/object_links_bbox_h_ratio.hh @@ -28,8 +28,10 @@ /// \file /// -/// Invalidate links between two objects with too different height or -/// width. +/// Invalidate links between two objects with too different height. +/// +/// \todo rename to object_links_bbox_v_ratio (v for vertical) to be +/// consistent with other routine names. # include <mln/util/array.hh> @@ -52,7 +54,7 @@ namespace scribo \param[in] objects An object image. \param[in] links Link objects information. - \param[in] min_h_ratio The minimum height ratio of two linked + \param[in] max_h_ratio The maximum height ratio of two linked bounding boxes. \result A filtered object link information. @@ -61,7 +63,7 @@ namespace scribo object_links<L> object_links_bbox_h_ratio(const object_image(L)& objects, const object_links<L>& links, - float min_h_ratio); + float max_h_ratio); # ifndef MLN_INCLUDE_ONLY @@ -71,7 +73,7 @@ namespace scribo object_links<L> object_links_bbox_h_ratio(const object_image(L)& objects, const object_links<L>& links, - float min_h_ratio) + float max_h_ratio) { trace::entering("scribo::filter::object_links_bbox_h_ratio"); @@ -79,7 +81,7 @@ namespace scribo mln_precondition(links.is_valid()); object_links<L> - output = object_links_bbox_ratio(objects, links, 0, min_h_ratio); + output = object_links_bbox_ratio(objects, links, 0, max_h_ratio); trace::exiting("scribo::filter::object_links_bbox_h_ratio"); return output; diff --git a/scribo/filter/object_links_bbox_ratio.hh b/scribo/filter/object_links_bbox_ratio.hh index 3cd0c7e..2d9e507 100644 --- a/scribo/filter/object_links_bbox_ratio.hh +++ b/scribo/filter/object_links_bbox_ratio.hh @@ -52,7 +52,7 @@ namespace scribo \param[in] objects An object image. \param[in] links Link objects information. \param[in] dim The dimension to use to compare bbox length. - \param[in] min_ratio The minimum length ratio of two linked + \param[in] max_ratio The maximum length ratio of two linked bounding boxes. \result A filtered object link information. @@ -62,7 +62,7 @@ namespace scribo object_links_bbox_ratio(const object_image(L)& objects, const object_links<L>& links, unsigned dim, - float min_ratio); + float max_ratio); # ifndef MLN_INCLUDE_ONLY @@ -73,7 +73,7 @@ namespace scribo object_links_bbox_ratio(const object_image(L)& objects, const object_links<L>& links, unsigned dim, - float min_ratio) + float max_ratio) { trace::entering("scribo::filter::object_links_bbox_ratio"); @@ -82,18 +82,19 @@ namespace scribo object_links<L> output(links); for (unsigned i = 1; i < links.size(); ++i) - { - float - lmin = objects.bbox(i).pmax()[dim] - objects.bbox(i).pmin()[dim], - lmax = objects.bbox(links(i)).pmax()[dim] - - objects.bbox(links(i)).pmin()[dim]; - - if (lmin > lmax) - std::swap(lmin, lmax); - - if (lmin / lmax < min_ratio) - output(i) = i; - } + if (links[i] != i) + { + float + lmin = objects.bbox(i).pmax()[dim] - objects.bbox(i).pmin()[dim], + lmax = objects.bbox(links(i)).pmax()[dim] + - objects.bbox(links(i)).pmin()[dim]; + + if (lmin > lmax) + std::swap(lmin, lmax); + + if ((lmax/ lmin) > max_ratio) + output(i) = i; + } trace::exiting("scribo::filter::object_links_bbox_ratio"); return output; diff --git a/scribo/filter/object_links_bottom_aligned.hh b/scribo/filter/object_links_bottom_aligned.hh index 0846203..d950a6e 100644 --- a/scribo/filter/object_links_bottom_aligned.hh +++ b/scribo/filter/object_links_bottom_aligned.hh @@ -53,31 +53,37 @@ namespace scribo \param[in] objects An object image. \param[in] links Object links information. - \param[in] dim Choose the dimension on which applying the - filter. - \param[in] max_delta Maximum delta. + \param[in] max_alpha Maximum angle value (degrees). \verbatim + ------ | | ------ | | | | | | | x------------x | - | | | | v - ------ ~ ~ ~ |~ ~ | ~ ~ ~ - object1 | | | => delta, must be < to max_delta - ------ ~ ~ ~ - object2 ^ - + | | | | + ------~ ~ ~ ~| ~ ~| ~ ~ + object1 ~ | | ^ + ~ | | | + ~------ | + object2 | Alpha + ~ | + ~ | + ~ | + ~ v + ~ \endverbatim + The angle between the two bottoms must be lower than \p max_alpha. + */ template <typename L> object_links<L> object_links_bottom_aligned(const object_image(L)& objects, const object_links<L>& links, - unsigned max_delta); + float max_alpha); # ifndef MLN_INCLUDE_ONLY @@ -87,7 +93,7 @@ namespace scribo object_links<L> object_links_bottom_aligned(const object_image(L)& objects, const object_links<L>& links, - unsigned max_delta) + float max_alpha) { trace::entering("scribo::filter::object_links_bottom_aligned"); @@ -96,8 +102,7 @@ namespace scribo object_links<L> output = object_links_non_aligned_simple(objects, links, - 1, 1, - max_delta); + 1, max_alpha); trace::exiting("scribo::filter::object_links_bottom_aligned"); return output; @@ -112,4 +117,4 @@ namespace scribo } // end of namespace scribo -#endif // ! SCRIBO_FILTER_OBJECT_LINKS_NON_ALIGNED_SIMPLE_HH +#endif // ! SCRIBO_FILTER_OBJECT_LINKS_BOTTOM_ALIGNED_HH diff --git a/scribo/filter/object_links_non_aligned.hh b/scribo/filter/object_links_non_aligned.hh index 5d7e99a..b81a0ab 100644 --- a/scribo/filter/object_links_non_aligned.hh +++ b/scribo/filter/object_links_non_aligned.hh @@ -31,6 +31,7 @@ /// Invalidate links between two non aligned objects. +# include <mln/math/abs.hh> # include <mln/util/array.hh> # include <scribo/core/macros.hh> @@ -115,9 +116,10 @@ namespace scribo hmax = i; } - if ((bboxes[hmin].pmin()[dim] - (float)bboxes[hmax].pmin()[dim]) > max_delta - || (bboxes[hmin].pmax()[dim] - (float) bboxes[hmax].pmax()[dim]) > max_delta) + if (static_cast<unsigned>(math::abs((bboxes[hmin].pmin()[dim] - bboxes[hmax].pmin()[dim]))) > max_delta + || static_cast<unsigned>(math::abs((bboxes[hmin].pmax()[dim] - bboxes[hmax].pmax()[dim]))) > max_delta) output[i] = i; + } trace::exiting("scribo::filter::object_links_non_aligned"); diff --git a/scribo/filter/object_links_non_aligned_simple.hh b/scribo/filter/object_links_non_aligned_simple.hh index e302fcf..032b4d0 100644 --- a/scribo/filter/object_links_non_aligned_simple.hh +++ b/scribo/filter/object_links_non_aligned_simple.hh @@ -32,6 +32,8 @@ # include <mln/util/array.hh> +# include <mln/math/abs.hh> +# include <mln/math/pi.hh> # include <scribo/core/macros.hh> # include <scribo/core/object_links.hh> @@ -50,9 +52,7 @@ namespace scribo \param[in] objects An object image. \param[in] links Object links information. - \param[in] dim Choose the dimension on which applying the - filter. - \param[in] max_delta Maximum delta. + \param[in] max_alpha Maximum angle value (degrees). Exemple with dim == 1 and edge == 1 (bottom @@ -65,22 +65,33 @@ namespace scribo ------ | | | | | | | x------------x | - | | | | v - ------ ~ ~ ~ |~ ~ | ~ ~ ~ - object1 | | | => delta, must be < to max_delta - ------ ~ ~ ~ - object2 ^ - + | | | | + ------~ ~ ~ ~| ~ ~| ~ ~ + object1 ~ | | ^ + ~ | | | + ~------ | + object2 | Alpha + ~ | + ~ | + ~ | + ~ v + ~ \endverbatim + The angle between the two bottoms must be lower than \p alpha. + + edge values : + 0 = top + 1 = bottom + 2 = center + */ template <typename L> object_links<L> object_links_non_aligned_simple(const object_image(L)& objects, const object_links<L>& links, - unsigned dim, unsigned edge, - unsigned max_delta); + float max_alpha); # ifndef MLN_INCLUDE_ONLY @@ -90,9 +101,8 @@ namespace scribo object_links<L> object_links_non_aligned_simple(const object_image(L)& objects, const object_links<L>& links, - unsigned dim, unsigned edge, - unsigned max_delta) + float max_alpha) { trace::entering("scribo::filter::object_links_non_aligned_simple"); @@ -102,34 +112,59 @@ namespace scribo typedef typename object_image(L)::bbox_t bbox_t; const mln::util::array<bbox_t>& bboxes = objects.bboxes(); object_links<L> output(links); - unsigned delta; + float dr, dc; + float max_alpha_rad = (max_alpha / 180.0f) * math::pi; + + // Top if (edge == 0) { for_all_components(i, objects.bboxes()) if (links[i] != i) { - delta = bboxes[i].pmin()[dim] - bboxes[i].pmin()[dim]; + dr = math::abs(bboxes[i].pmin().row() + - bboxes[links[i]].pmin().row()); + dc = math::abs(bboxes[i].center().col() + - bboxes[links[i]].center().col()); - if (delta > max_delta) + if (std::atan(dr / dc) > max_alpha_rad) output[i] = i; } } + // Bottom else if (edge == 1) for_all_components(i, objects.bboxes()) { if (links[i] != i) { - delta = bboxes[i].pmax()[dim] - bboxes[i].pmax()[dim]; + dr = math::abs(bboxes[i].pmax().row() + - bboxes[links[i]].pmax().row()); + dc = math::abs(bboxes[i].center().col() + - bboxes[links[i]].center().col()); + + if (std::atan(dr / dc) > max_alpha_rad) + output[i] = i; + } + } + // Center + else if (edge == 2) + for_all_components(i, objects.bboxes()) + { + if (links[i] != i) + { + dr = math::abs(bboxes[i].center().row() + - bboxes[links[i]].center().row()); + dc = math::abs(bboxes[i].center().col() + - bboxes[links[i]].center().col()); - if (delta > max_delta) + if (std::atan(dr / dc) > max_alpha_rad) output[i] = i; } } else { - trace::warning("Invalid edge value..."); + trace::warning("Invalid edge value... Aborting computation."); trace::exiting("scribo::filter::object_links_non_aligned_simple"); return output; } diff --git a/scribo/filter/object_links_non_h_aligned.hh b/scribo/filter/object_links_non_h_aligned.hh index cae84a9..8216316 100644 --- a/scribo/filter/object_links_non_h_aligned.hh +++ b/scribo/filter/object_links_non_h_aligned.hh @@ -76,7 +76,7 @@ namespace scribo object_links<L> object_links_non_h_aligned(const object_image(L)& objects, const object_links<L>& links, - float ratio); + float max_delta); # ifndef MLN_INCLUDE_ONLY @@ -85,14 +85,14 @@ namespace scribo object_links<L> object_links_non_h_aligned(const object_image(L)& objects, const object_links<L>& links, - float ratio) + float max_delta) { trace::entering("scribo::filter::object_links_non_h_aligned"); mln_precondition(objects.is_valid()); object_links<L> - output = object_links_non_aligned(objects, links, 1, ratio); + output = object_links_non_aligned(objects, links, 0, max_delta); trace::exiting("scribo::filter::object_links_non_h_aligned"); return output; diff --git a/scribo/filter/objects_small.hh b/scribo/filter/objects_small.hh index cb65136..d1a0cf3 100644 --- a/scribo/filter/objects_small.hh +++ b/scribo/filter/objects_small.hh @@ -34,6 +34,7 @@ # include <mln/core/concept/image.hh> # include <mln/core/concept/neighborhood.hh> # include <mln/core/concept/function.hh> +# include <mln/core/image/dmorph/image_if.hh> # include <mln/labeling/blobs.hh> # include <mln/labeling/relabel.hh> @@ -110,6 +111,7 @@ namespace scribo mln_precondition(input.is_valid()); mln_precondition(nbh.is_valid()); + (void) label_type; V nlabels; typedef mln_ch_value(I,V) lbl_t; @@ -120,7 +122,7 @@ namespace scribo lbl.relabel(fv2b); mln_concrete(I) output = duplicate(input); - data::fill((output | pw::value(lbl) == pw::cst(literal::zero)).rw(), + data::fill((output | (pw::value(lbl) == pw::cst(literal::zero))).rw(), false); trace::exiting("scribo::filter::objects_small"); diff --git a/scribo/filter/objects_thick.hh b/scribo/filter/objects_thick.hh index 519bd8c..5fe884e 100644 --- a/scribo/filter/objects_thick.hh +++ b/scribo/filter/objects_thick.hh @@ -66,7 +66,7 @@ namespace scribo unsigned max_thickness); - /// Remove lines of text thicker or equal to \p max_thickness. + /// Remove objects thicker or equal to \p max_thickness. /// /// \param[in] objects An object image. /// \param[in] max_thickness The maximum thickness value. diff --git a/scribo/filter/objects_thin.hh b/scribo/filter/objects_thin.hh index 510a64f..e9c869b 100644 --- a/scribo/filter/objects_thin.hh +++ b/scribo/filter/objects_thin.hh @@ -32,6 +32,8 @@ # include <mln/core/concept/image.hh> # include <mln/core/concept/neighborhood.hh> +# include <mln/core/image/dmorph/image_if.hh> +# include <mln/pw/all.hh> # include <mln/util/array.hh> @@ -140,6 +142,7 @@ namespace scribo mln_precondition(input.is_valid()); mln_precondition(nbh.is_valid()); + (void) label_type; V nlabels; typedef mln_ch_value(I,V) lbl_t; @@ -151,7 +154,7 @@ namespace scribo objects.relabel(fv2b); mln_concrete(I) output = duplicate(input); - data::fill((output | pw::value(objects) == pw::cst(literal::zero)).rw(), + data::fill((output | (pw::value(objects) == pw::cst(literal::zero))).rw(), false); trace::exiting("scribo::filter::objects_thin"); diff --git a/scribo/filter/objects_v_thin.hh b/scribo/filter/objects_v_thin.hh index bcf6726..6564d30 100644 --- a/scribo/filter/objects_v_thin.hh +++ b/scribo/filter/objects_v_thin.hh @@ -137,6 +137,7 @@ namespace scribo { trace::entering("scribo::filter::objects_v_thin"); + (void) label_type; const I& input = exact(input_); const N& nbh = exact(nbh_); @@ -153,7 +154,7 @@ namespace scribo objects.relabel(fv2b); mln_concrete(I) output = duplicate(input); - data::fill((output | pw::value(objects) == pw::cst(literal::zero)).rw(), + data::fill((output | (pw::value(objects) == pw::cst(literal::zero))).rw(), false); trace::exiting("scribo::filter::objects_v_thin"); diff --git a/scribo/primitive/extract/lines_discontinued.hh b/scribo/primitive/extract/lines_discontinued.hh index 8ced7e3..2ea7de6 100644 --- a/scribo/primitive/extract/lines_discontinued.hh +++ b/scribo/primitive/extract/lines_discontinued.hh @@ -98,6 +98,9 @@ namespace scribo mln_precondition(exact(nbh).is_valid()); mln_precondition(exact(win).is_valid()); + (void) input; + (void) nbh; + (void) win; (void) nlines; (void) rank_k; } diff --git a/scribo/primitive/extract/lines_h_single.hh b/scribo/primitive/extract/lines_h_single.hh index 9b6d7c4..4e9cb74 100644 --- a/scribo/primitive/extract/lines_h_single.hh +++ b/scribo/primitive/extract/lines_h_single.hh @@ -108,8 +108,8 @@ namespace scribo is_line_h_single(const object_image(L)& objects, float w_h_ratio, unsigned min_line_length) - : objects_(objects), - w_h_ratio_(w_h_ratio), min_line_length_(min_line_length) + : w_h_ratio_(w_h_ratio), min_line_length_(min_line_length), + objects_(objects) { } diff --git a/scribo/primitive/extract/lines_h_thick_and_single.hh b/scribo/primitive/extract/lines_h_thick_and_single.hh index 969acf5..3b3185b 100644 --- a/scribo/primitive/extract/lines_h_thick_and_single.hh +++ b/scribo/primitive/extract/lines_h_thick_and_single.hh @@ -104,6 +104,10 @@ namespace scribo mln_precondition(exact(input).is_valid()); mln_precondition(exact(nbh).is_valid()); + (void) input; + (void) nbh; + (void) min_line_length; + (void) h_w_ratio; (void) nlines; } diff --git a/scribo/primitive/extract/lines_thick.hh b/scribo/primitive/extract/lines_thick.hh index f54e9b0..230b63c 100644 --- a/scribo/primitive/extract/lines_thick.hh +++ b/scribo/primitive/extract/lines_thick.hh @@ -93,6 +93,9 @@ namespace scribo mln_precondition(exact(nbh).is_valid()); mln_precondition(exact(win).is_valid()); + (void) input; + (void) nbh; + (void) win; (void) nlines; } diff --git a/scribo/primitive/extract/lines_v_discontinued.hh b/scribo/primitive/extract/lines_v_discontinued.hh index 8463111..8f64472 100644 --- a/scribo/primitive/extract/lines_v_discontinued.hh +++ b/scribo/primitive/extract/lines_v_discontinued.hh @@ -87,6 +87,9 @@ namespace scribo mln_precondition(exact(nbh).is_valid()); mln_precondition(line_length % 2); + (void) input; + (void) nbh; + (void) line_length; (void) nlines; (void) rank_k; } diff --git a/scribo/primitive/extract/lines_v_single.hh b/scribo/primitive/extract/lines_v_single.hh index f700dd0..74391f6 100644 --- a/scribo/primitive/extract/lines_v_single.hh +++ b/scribo/primitive/extract/lines_v_single.hh @@ -107,8 +107,8 @@ namespace scribo is_line_v_single(const object_image(L)& objects, float h_w_ratio, unsigned min_line_length) - : objects_(objects), - h_w_ratio_(h_w_ratio), min_line_length_(min_line_length) + : h_w_ratio_(h_w_ratio), min_line_length_(min_line_length), + objects_(objects) { } diff --git a/scribo/primitive/extract/lines_v_thick_and_single.hh b/scribo/primitive/extract/lines_v_thick_and_single.hh index 7ddd25f..eba25ab 100644 --- a/scribo/primitive/extract/lines_v_thick_and_single.hh +++ b/scribo/primitive/extract/lines_v_thick_and_single.hh @@ -103,6 +103,10 @@ namespace scribo mln_precondition(exact(input).is_valid()); mln_precondition(exact(nbh).is_valid()); + (void) input; + (void) nbh; + (void) min_line_length; + (void) h_w_ratio; (void) nlines; } diff --git a/scribo/primitive/internal/find_left_link.hh b/scribo/primitive/internal/find_left_link.hh index 243ac99..4f30e36 100644 --- a/scribo/primitive/internal/find_left_link.hh +++ b/scribo/primitive/internal/find_left_link.hh @@ -29,12 +29,15 @@ /// \file /// /// Find the left neighbor of a line of text if exists. +/// +/// \todo To be deleted. # include <mln/core/concept/image.hh> # include <mln/math/abs.hh> # include <mln/util/array.hh> +# include <mln/util/couple.hh> # include <scribo/core/object_image.hh> # include <scribo/primitive/internal/update_link_array.hh> @@ -61,22 +64,22 @@ namespace scribo /// \param c The lookup start point. // template <typename L> - void + mln::util::couple<bool, mln_site(L)> find_left_link(const object_image(L)& objects, mln::util::array<unsigned>& left_link, unsigned current_comp, - int dmax, + float dmax, const mln_site(L)& c); # ifndef MLN_INCLUDE_ONLY template <typename L> - void + mln::util::couple<bool, mln_site(L)> find_left_link(const object_image(L)& objects, mln::util::array<unsigned>& left_link, unsigned current_comp, - int dmax, + float dmax, const mln_site(L)& c) { ///FIXME: the following code is not generic... @@ -87,7 +90,10 @@ namespace scribo current_comp, c, dmax)) --p.col(); - update_link_array(objects, left_link, p, c, current_comp, dmax); + bool + b = update_link_array(objects, left_link, p, c, current_comp, dmax); + + return mln::make::couple(b, p); } # endif // MLN_INCLUDE_ONLY diff --git a/scribo/primitive/internal/find_right_link.hh b/scribo/primitive/internal/find_right_link.hh index 1964a6d..09e60f9 100644 --- a/scribo/primitive/internal/find_right_link.hh +++ b/scribo/primitive/internal/find_right_link.hh @@ -29,12 +29,15 @@ /// \file /// /// Find the right neighbor of a line of text if exists. +/// +/// \todo To be deleted. # include <mln/core/concept/image.hh> # include <mln/math/abs.hh> # include <mln/util/array.hh> +# include <mln/util/couple.hh> # include <scribo/core/object_image.hh> # include <scribo/primitive/internal/update_link_array.hh> @@ -61,25 +64,25 @@ namespace scribo /// \param c The lookup start point. // template <typename L> - void + mln::util::couple<bool, mln_site(L)> find_right_link(const object_image(L)& objects, mln::util::array<unsigned>& right_link, unsigned current_comp, - int dmax, + float dmax, const mln_site(L)& c); # ifndef MLN_INCLUDE_ONLY template <typename L> - void + mln::util::couple<bool, mln_site(L)> find_right_link(const object_image(L)& objects, mln::util::array<unsigned>& right_link, unsigned current_comp, - int dmax, + float dmax, const mln_site(L)& c) { - ///FIXME: the following code is not generic... + /// FIXME: the following code is not generic... /// First site on the right of the central site mln_site(L) p = c + mln::right; @@ -87,7 +90,10 @@ namespace scribo current_comp, c, dmax)) ++p.col(); - update_link_array(objects, right_link, p, c, current_comp, dmax); + bool + b = update_link_array(objects, right_link, p, c, current_comp, dmax); + + return mln::make::couple(b, p); } # endif // MLN_INCLUDE_ONLY diff --git a/scribo/primitive/internal/have_link_valid.hh b/scribo/primitive/internal/have_link_valid.hh index 3425745..accf7ff 100644 --- a/scribo/primitive/internal/have_link_valid.hh +++ b/scribo/primitive/internal/have_link_valid.hh @@ -29,7 +29,8 @@ /// \file /// /// Tells whether a component have at least one valid link - +/// +/// \todo To be deleted ?. # include <mln/util/array.hh> # include <mln/util/couple.hh> diff --git a/scribo/primitive/internal/is_invalid_link.hh b/scribo/primitive/internal/is_invalid_link.hh index dbabe72..e6343fd 100644 --- a/scribo/primitive/internal/is_invalid_link.hh +++ b/scribo/primitive/internal/is_invalid_link.hh @@ -29,7 +29,8 @@ /// \file /// /// Check whether an objects link is invalid or not. - +/// +/// \todo To be deleted. # include <mln/math/abs.hh> # include <mln/literal/zero.hh> @@ -64,7 +65,7 @@ namespace scribo const mln_site(L)& p, unsigned current_comp, const mln_site(L)& c, - int dmax); + float dmax); # ifndef MLN_INCLUDE_ONLY @@ -76,13 +77,13 @@ namespace scribo const mln_site(L)& p, unsigned current_comp, const mln_site(L)& c, - int dmax) + float dmax) { return (objects.domain().has(p) // Not outside image domain && (objects(p) == literal::zero // Is the background || objects(p) == current_comp // Is the current component || link_array[objects(p)] == current_comp) // Creates a loop - && math::abs(p.col() - c.col()) < dmax); // Not too far + && static_cast<float>(math::abs(p.col() - c.col())) < dmax); // Not too far } # endif // ! MLN_INCLUDE_ONLY diff --git a/scribo/primitive/internal/is_link_valid.hh b/scribo/primitive/internal/is_link_valid.hh index 69fe484..34c27b8 100644 --- a/scribo/primitive/internal/is_link_valid.hh +++ b/scribo/primitive/internal/is_link_valid.hh @@ -29,7 +29,8 @@ /// \file /// /// Validate a link from two different links. - +/// +/// \todo To be deleted ?. # include <mln/util/array.hh> # include <mln/util/couple.hh> diff --git a/scribo/primitive/internal/update_link_array.hh b/scribo/primitive/internal/update_link_array.hh index 5e30bb5..f7fdf44 100644 --- a/scribo/primitive/internal/update_link_array.hh +++ b/scribo/primitive/internal/update_link_array.hh @@ -30,7 +30,8 @@ /// /// Update a lookup table if a neighbor is found on the right of /// the current bbox. - +/// +/// \todo To be deleted. # include <mln/core/concept/image.hh> # include <mln/util/array.hh> @@ -58,21 +59,21 @@ namespace scribo /// \param[in] c A site of \p lbl. // template <typename I> - void + bool update_link_array(const Image<I>& lbl, mln::util::array<unsigned>& link_array, const mln_site(I)& p, const mln_site(I)& c, - unsigned i, int dmax); + unsigned i, float dmax); # ifndef MLN_INCLUDE_ONLY template <typename I> inline - void + bool update_link_array(const Image<I>& lbl_, mln::util::array<unsigned>& link_array, const mln_site(I)& p, const mln_site(I)& c, - unsigned i, int dmax) + unsigned i, float dmax) { const I& lbl = exact(lbl_); @@ -82,9 +83,14 @@ namespace scribo if (lbl.domain().has(p) // Not outside image domain && lbl(p) != literal::zero // Not the background && lbl(p) != i // Not the current component - && (math::abs(p.col() - c.col())) < dmax // Not too far + && static_cast<float>((math::abs(p.col() - c.col()))) < dmax // Not too far && link_array[lbl(p)] != i) // Not creating a loop + { link_array[i] = lbl(p); + return true; + } + + return false; } # endif // ! MLN_INCLUDE_ONLY diff --git a/scribo/primitive/link/merge_double_link.hh b/scribo/primitive/link/merge_double_link.hh index 3181117..f826048 100644 --- a/scribo/primitive/link/merge_double_link.hh +++ b/scribo/primitive/link/merge_double_link.hh @@ -101,7 +101,7 @@ namespace scribo for_all_ncomponents(i, objects.nlabels()) { mln::util::couple<bool, unsigned> - nbh = internal::is_link_valid(left_link, right_link, i); + nbh = primitive::internal::is_link_valid(left_link, right_link, i); if (!nbh.first()) merge[i] = i; } diff --git a/scribo/src/binarization/sauvola.cc b/scribo/src/binarization/sauvola.cc index 9b34597..28d3ae7 100644 --- a/scribo/src/binarization/sauvola.cc +++ b/scribo/src/binarization/sauvola.cc @@ -25,6 +25,7 @@ #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> @@ -52,9 +53,7 @@ int main(int argc, char *argv[]) image2d<rgb8> input; io::ppm::load(input, argv[1]); - - io::pbm::save(scribo::binarization::sauvola(input), - argv[2]); + io::pbm::save(scribo::binarization::sauvola(input), argv[2]); trace::exiting("main"); diff --git a/scribo/src/binarization/sauvola_pgm.cc b/scribo/src/binarization/sauvola_pgm.cc index cac71e1..f05ed5f 100644 --- a/scribo/src/binarization/sauvola_pgm.cc +++ b/scribo/src/binarization/sauvola_pgm.cc @@ -29,9 +29,11 @@ #include <scribo/binarization/sauvola.hh> #include <scribo/debug/usage.hh> + const char *args_desc[][2] = { { "input.pgm", "A gray level image." }, + { "w", "Window size." }, {0, 0} }; @@ -41,20 +43,20 @@ int main(int argc, char *argv[]) using namespace mln; using value::int_u8; - if (argc != 3) + if (argc != 4) return scribo::debug::usage(argv, "Binarization of a gray level image based on Sauvola's algorithm.", - "input.pgm output.pbm", + "input.pgm w output.pbm", args_desc, "A binary image."); trace::entering("main"); + unsigned w = atoi(argv[2]); + image2d<int_u8> input; io::pgm::load(input, argv[1]); - - io::pbm::save(scribo::binarization::sauvola(input), - argv[2]); + io::pbm::save(scribo::binarization::sauvola(input, w), argv[3]); trace::exiting("main"); diff --git a/scribo/src/multi_scale/find_lines.cc b/scribo/src/multi_scale/find_lines.cc index f91c2da..c5a2f97 100644 --- a/scribo/src/multi_scale/find_lines.cc +++ b/scribo/src/multi_scale/find_lines.cc @@ -65,6 +65,8 @@ namespace mln process(const I& input, const std::string& filename, unsigned length, unsigned delta, unsigned ratio) { + (void) filename; + I hlines = scribo::primitive::extract::lines_h_pattern(input, length, delta); @@ -72,7 +74,6 @@ namespace mln value::label_16 nhlines; hlines = scribo::filter::objects_v_thin(hlines, c8(), nhlines, delta * ratio); - // I vlines = scribo::primitive::extract::lines_v_pattern(input, // length, // delta); diff --git a/scribo/src/primitive/group/group_from_graph.cc b/scribo/src/primitive/group/group_from_graph.cc index 8b99c1b..833c4d4 100644 --- a/scribo/src/primitive/group/group_from_graph.cc +++ b/scribo/src/primitive/group/group_from_graph.cc @@ -66,7 +66,7 @@ int main(int argc, char* argv[]) typedef object_image(L) text_t; text_t text = primitive::extract::objects(input, c8(), nbboxes); - mln::util::graph g = primitive::link::with_graph(text, 30); + mln::util::graph g = primitive::link::with_graph(text, 255); std::cout << "BEFORE - nbboxes = " << nbboxes.next() << std::endl; scribo::debug::save_linked_bboxes_image(input, diff --git a/scribo/src/primitive/group/group_from_rag.cc b/scribo/src/primitive/group/group_from_rag.cc index e354d09..23827a9 100644 --- a/scribo/src/primitive/group/group_from_rag.cc +++ b/scribo/src/primitive/group/group_from_rag.cc @@ -90,7 +90,7 @@ namespace scribo mln_precondition(lbl.is_valid()); util::array<mln_result(A)> - values = labeling::compute(accu, lbl_, nlabels); + values = labeling::compute(accu, lbl, nlabels); vertex_image<void, mln_result(A), G> v_ima = mln::make::vertex_image(g, values); diff --git a/scribo/src/primitive/group/group_from_several_graph.cc b/scribo/src/primitive/group/group_from_several_graph.cc index 946e80f..3bba3ab 100644 --- a/scribo/src/primitive/group/group_from_several_graph.cc +++ b/scribo/src/primitive/group/group_from_several_graph.cc @@ -73,7 +73,7 @@ int main(int argc, char* argv[]) typedef object_image(L) text_t; text_t text = scribo::primitive::extract::objects(input, c8(), nbboxes); - mln::util::graph g = primitive::link::with_several_graphes(text, 30); + mln::util::graph g = primitive::link::with_several_graphes(text, 128); std::cout << "BEFORE - nbboxes = " << nbboxes.next() << std::endl; scribo::debug::save_linked_bboxes_image(input, diff --git a/scribo/src/table/rebuild_opening.cc b/scribo/src/table/rebuild_opening.cc index a13a00f..60d43e0 100644 --- a/scribo/src/table/rebuild_opening.cc +++ b/scribo/src/table/rebuild_opening.cc @@ -88,7 +88,7 @@ int main(int argc, char* argv[]) io::pgm::save(tables, scribo::make::debug_filename("table_cells.pgm")); image2d<value::rgb8> input_rgb = data::convert(value::rgb8(), input); - data::fill((input_rgb | pw::value(tables) == pw::cst(0u)).rw(), literal::red); + data::fill((input_rgb | (pw::value(tables) == pw::cst(0u))).rw(), literal::red); io::ppm::save(input_rgb, scribo::make::debug_filename("table_superposed.ppm")); image2d<bool> in_wo_tables = table::erase(input, hlines, vlines); diff --git a/scribo/src/table/rebuild_rank.cc b/scribo/src/table/rebuild_rank.cc index 1c6b921..b04dac9 100644 --- a/scribo/src/table/rebuild_rank.cc +++ b/scribo/src/table/rebuild_rank.cc @@ -92,7 +92,7 @@ int main(int argc, char* argv[]) value::label_8 bg = data::compute(accu::maj_h<value::label_8>(), tables); image2d<value::rgb8> sup = data::convert(value::rgb8(), input); - data::paste((table_color | pw::value(tables) != pw::cst(bg)) + data::paste((table_color | (pw::value(tables) != pw::cst(bg))) | (pw::value(sup) == pw::cst(literal::black)), sup); io::ppm::save(sup, scribo::make::debug_filename("table_color_sup.ppm")); @@ -101,7 +101,7 @@ int main(int argc, char* argv[]) io::pgm::save(tables, scribo::make::debug_filename("table_cells.pgm")); image2d<value::rgb8> input_rgb = data::convert(value::rgb8(), input); - data::fill((input_rgb | pw::value(tables) == pw::cst(0u)).rw(), literal::red); + data::fill((input_rgb | (pw::value(tables) == pw::cst(0u))).rw(), literal::red); io::ppm::save(input_rgb, scribo::make::debug_filename("table_superposed.ppm")); image2d<bool> in_wo_tables = table::erase(input, hlines, vlines); diff --git a/scribo/text/clean.hh b/scribo/text/clean.hh index e934241..cd8657e 100644 --- a/scribo/text/clean.hh +++ b/scribo/text/clean.hh @@ -105,6 +105,7 @@ namespace scribo mlc_equal(mln_value(I),bool)::check(); mln_precondition(input.is_valid()); mln_precondition(dmap_win.is_valid()); + (void) dmap_win; // Resize -- 1.5.6.5