* roland/constrained-connectivity.cc: Here. Use Milena's mln::world::inter_pixel instead. Adjust. * roland/theo: Remove symlink. --- milena/sandbox/ChangeLog | 9 +++++ milena/sandbox/roland/constrained-connectivity.cc | 40 +++++++++++++-------- milena/sandbox/roland/theo | 1 - 3 files changed, 34 insertions(+), 16 deletions(-) delete mode 120000 milena/sandbox/roland/theo diff --git a/milena/sandbox/ChangeLog b/milena/sandbox/ChangeLog index a069dc9..52e6334 100644 --- a/milena/sandbox/ChangeLog +++ b/milena/sandbox/ChangeLog @@ -1,5 +1,14 @@ 2009-09-24 Roland Levillain <roland@lrde.epita.fr> + Stop using cplx2d.hh in the constrained connectivity prototype. + + * roland/constrained-connectivity.cc: Here. + Use Milena's mln::world::inter_pixel instead. + Adjust. + * roland/theo: Remove symlink. + +2009-09-24 Roland Levillain <roland@lrde.epita.fr> + Annotate Alexandre's sandbox. * abraham/README: New. diff --git a/milena/sandbox/roland/constrained-connectivity.cc b/milena/sandbox/roland/constrained-connectivity.cc index af5e49a..fb14d2c 100644 --- a/milena/sandbox/roland/constrained-connectivity.cc +++ b/milena/sandbox/roland/constrained-connectivity.cc @@ -45,7 +45,7 @@ \li Assign values of a gradient to the edges (e.g., |v1 - v2|). \li Compute a topological watershed transform on this gradient. \li Thresholding the values of this watershed gives - alpha-connected component (alpha-cc) described by Pierre Soille. + alpha-connected components (alpha-cc) described by Pierre Soille. Part 2. \li For each edge of the watershed (line graph-based) image, @@ -58,7 +58,7 @@ values from the image of max values. \li Thresholding the watershed image (using a parameter alpha) <em>and</em> the height image (using a parameter omega) gives - the (alpha, omega)-connected component (alpha-omega cc) + the (alpha, omega)-connected components (alpha-omega cc) described by Pierre Soille. */ #include <cstdio> @@ -71,8 +71,10 @@ #include <mln/pw/all.hh> -// From Théo's sandbox. -#include <theo/cplx2d.hh> +#include <mln/fun/vv2v/diff_abs.hh> +#include <mln/world/inter_pixel/immerse.hh> +#include <mln/world/inter_pixel/compute.hh> +#include <mln/world/inter_pixel/neighb2d.hh> // From Alexandre Abraham's sandbox. #include <alexandre/topo_wst.hh> @@ -84,6 +86,8 @@ #include <mln/io/pgm/load.hh> #include <mln/debug/println.hh> +#include <mln/core/var.hh> + int main(int argc, char* argv[]) { @@ -101,8 +105,8 @@ int main(int argc, char* argv[]) io::pgm::load(input, argv[1]); // Double its resolution. - image2d<int_u8> f(input.nrows() * 2, input.ncols() * 2); - mln_piter_(image2d<int_u8>) p_ima(f.domain()); + image2d<int_u8> f_(input.nrows() * 2, input.ncols() * 2); + mln_piter_(image2d<int_u8>) p_ima(f_.domain()); for_all(p_ima) { /* This conversion from a ``piter'' type to point2d is required, @@ -111,17 +115,22 @@ int main(int argc, char* argv[]) etc.). */ point2d p_ima_ = p_ima; point2d p_f(p_ima_.row() / 2, p_ima_.col() / 2); - f(p_ima) = input(p_f); + f_(p_ima) = input(p_f); } - debug::println(f); + debug::println("f_:", f_); + + image_if<image2d<int_u8>, world::inter_pixel::is_pixel> f = + world::inter_pixel::immerse(f_); + debug::println("f:", f); // Compute the associated line graph gradient. - mln_VAR(g, cplx2d::f_to_g(f) ); + mln_VAR(g, world::inter_pixel::compute (f, fun::vv2v::diff_abs<int_u8>())); + debug::println("g:", g); // Compute a topological watershed transform on this gradient. - typedef morpho::topo_wst<g_t, cplx2d::dbl_neighb2d> tree_t; - tree_t tree(g, cplx2d::e2e()); + typedef morpho::topo_wst<g_t, world::inter_pixel::dbl_neighb2d> tree_t; + tree_t tree(g, world::inter_pixel::e2e()); tree.go(); mln_VAR(w, morpho::topo_watershed(tree)); debug::println("w:", w); @@ -158,7 +167,7 @@ int main(int argc, char* argv[]) morpho::tree::data. */ typedef p_array<tree_t::site> sites_t; sites_t sites = data::sort_psites_decreasing(w); - morpho::tree::data<w_t, sites_t> t(w, sites, cplx2d::e2e()); + morpho::tree::data<w_t, sites_t> t(w, sites, world::inter_pixel::e2e()); // Create initial images for min and max values on sites (not components). mln_ch_value_(w_t, accu::stat::min<int_u8>) init_min_val; @@ -174,15 +183,16 @@ int main(int argc, char* argv[]) vertices/pixels). We have to convert the coordinates of V to its equivalent in F's domain to get the values on vertices. */ mln_piter_(w_t) e(w.domain()); - mln_niter_(cplx2d::dbl_neighb2d) v_g(cplx2d::e2p(), e); + mln_niter_(world::inter_pixel::dbl_neighb2d) + v_g(world::inter_pixel::e2c(), e); for_all(e) for_all(v_g) { // Same remark as above avour piter to point2d conversions. point2d v_g_ = v_g; point2d v_f(v_g_.row() / 2, v_g_.col() / 2); - init_min_val(e).take(f(v_f)); - init_max_val(e).take(f(v_f)); + init_min_val(e).take(f_(v_f)); + init_max_val(e).take(f_(v_f)); } // Attribute images of min and max values on components. accu::stat::min<int_u8> min_accu; diff --git a/milena/sandbox/roland/theo b/milena/sandbox/roland/theo deleted file mode 120000 index 7612684..0000000 --- a/milena/sandbox/roland/theo +++ /dev/null @@ -1 +0,0 @@ -../theo/esiee/laurent/ismm09 \ No newline at end of file -- 1.6.4.4