[Olena-patches] 3120: Re-enable tools/area_flooding.

* tools/Makefile.am: enable the target. * tools/area_flooding.cc: update according the new graph structure. --- milena/ChangeLog | 8 ++++++ milena/tools/Makefile.am | 6 ++-- milena/tools/area_flooding.cc | 57 +++++++++++++++++++++-------------------- 3 files changed, 40 insertions(+), 31 deletions(-) diff --git a/milena/ChangeLog b/milena/ChangeLog index 0973adf..c42010f 100644 --- a/milena/ChangeLog +++ b/milena/ChangeLog @@ -1,5 +1,13 @@ 2008-12-31 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; + Re-enable tools/area_flooding. + + * tools/Makefile.am: enable the target. + + * tools/area_flooding.cc: update according the new graph structure. + +2008-12-31 Guillaume Lazzara &lt;z(a)lrde.epita.fr&gt; + Fix line_gradient. * morpho/line_gradient.hh: update according the new graph structure. diff --git a/milena/tools/Makefile.am b/milena/tools/Makefile.am index 1d6347c..335f622 100644 --- a/milena/tools/Makefile.am +++ b/milena/tools/Makefile.am @@ -3,10 +3,10 @@ include $(top_srcdir)/milena/tools/tools.mk bin_PROGRAMS = \ - seed2tiling -#area_flooding + seed2tiling \ + area_flooding -#area_flooding_SOURCES = area_flooding.cc +area_flooding_SOURCES = area_flooding.cc seed2tiling_SOURCES = seed2tiling.cc # FIXME: Add some tests for these tools. diff --git a/milena/tools/area_flooding.cc b/milena/tools/area_flooding.cc index 5d34af0..0157f9c 100644 --- a/milena/tools/area_flooding.cc +++ b/milena/tools/area_flooding.cc @@ -25,10 +25,11 @@ // reasons why the executable file might be covered by the GNU General // Public License. -/** \file tests/morpho/lena_line_graph_image_wst2.cc - \brief More tests on the Watershed Transform (WST) on a - mln::line_graph_image. - +/// \file tests/morpho/lena_line_graph_image_wst2.cc +/// +/// More tests on the Watershed Transform (WST) on a +/// an image base on a p_edges (line_graph_image). +/*! The scenario is as follows: \li load a 2-D, gray-level image from a PGM file; \li convert this 2-D image into a line graph-based one, where values @@ -42,6 +43,8 @@ \li create a 2D image of this watershed image, where each basin has an average grey level of the corresponding region in the input image. + + FIXME: do not use mln_VAR. */ #include <cstdlib> @@ -55,10 +58,8 @@ #include <mln/core/image/image2d.hh> #include <mln/core/alias/neighb2d.hh> - -#include <mln/core/image/line_graph_image.hh> -#include <mln/core/image/line_graph_elt_neighborhood.hh> -#include <mln/core/image/line_graph_neighborhood_piter.hh> +#include <mln/core/image/line_graph_elt_window.hh> +#include <mln/core/var.hh> #include <mln/morpho/line_gradient.hh> #include <mln/morpho/closing_area_on_vertices.hh> @@ -92,18 +93,19 @@ int main(int argc, char* argv[]) orig_ima_t input; io::pgm::load(input, argv[2]); if (!input.has_data()) - { - std::cerr << "Error reading input " << argv[2] << std::endl; - std::exit(2); - } + { + std::cerr << "Error reading input " << argv[2] << std::endl; + std::exit(2); + } /*----------------. | Line gradient. | `----------------*/ // Line graph image. - typedef line_graph_image<point2d, val_t> ima_t; - ima_t lg_ima = morpho::line_gradient(input); + typedef fun::i2v::array<val_t> fval_t; + fval_t values; + mln_VAR(lg_ima, morpho::line_gradient(input)); /*-----------. | Flooding. | @@ -112,7 +114,7 @@ int main(int argc, char* argv[]) /* FIXME: I'm not sure this is the way it should be done. Anyway, we should implement this as a canvas. */ - typedef line_graph_elt_neighborhood<point2d> nbh_t; + typedef neighb< line_graph_elt_window<util::graph, lg_ima_t::pset::fun_t> > nbh_t; nbh_t nbh; unsigned area = 0; @@ -120,15 +122,15 @@ int main(int argc, char* argv[]) unsigned nregions = mln_max(unsigned); unsigned max_nregions = atoi(argv[1]); - ima_t result = duplicate(lg_ima); + lg_ima_t result = duplicate(lg_ima); while (area < max_area && nregions > max_nregions) { ++area; std::cerr << "area = " << area << " \t" << "nregions = " << nregions << std::endl; - ima_t work = duplicate(result); + lg_ima_t work = duplicate(result); // Compute the closing. - morpho::closing_area_on_vertices(work, nbh, area, result); + result = morpho::closing_area_on_vertices(work, nbh, area); // Compute the number of local minima (but get rid of the image, // as we don't need it). labeling::regional_minima(result, nbh, nregions); @@ -141,8 +143,7 @@ int main(int argc, char* argv[]) // Perform a Watershed Transform. typedef int_u16 wst_val_t; wst_val_t nbasins; - typedef line_graph_image<point2d, wst_val_t> wst_ima_t; - wst_ima_t wshed = morpho::meyer_wst(result, nbh, nbasins); + mln_VAR(wshed, morpho::meyer_wst(result, nbh, nbasins)); std::cout << "nbasins = " << nbasins << std::endl; /*---------. @@ -153,21 +154,21 @@ int main(int argc, char* argv[]) // Create a 2D-equivalent of WSHED. image2d<wst_val_t> wshed2d(input.domain()); - + /* FIXME: It'd better if we could iterate over the *vertices* of a line graph image. We could avoid all this lengthy code. */ // Iterate over each edge of the watershed image, and propagate the // label of an edge to its adjacent vertices when this edge is not // part of the watershed. - mln_piter_(wst_ima_t) p(wshed.domain()); + mln_piter_(wshed_t) p(wshed.domain()); for_all(p) if (wshed(p) != wshed_label) - { - // FIXME: Equip the iterator with first() and second() - // accessors? - wshed2d(p.unproxy_().first()) = wshed(p); - wshed2d(p.unproxy_().second()) = wshed(p); - } + { + // FIXME: Equip the iterator with first() and second() + // accessors? + wshed2d(p.first()) = wshed(p); + wshed2d(p.second()) = wshed(p); + } // For each basin, compute the average gray level. std::vector<mln_sum_(val_t)> sum(nbasins + 1, 0); -- 1.5.6.5