27 #include <mln/core/image/image2d.hh>
28 #include <mln/value/int_u8.hh>
30 #include <mln/io/pgm/load.hh>
31 #include <mln/io/pgm/save.hh>
32 #include <mln/math/round.hh>
33 #include <mln/data/transform.hh>
35 #include <mln/core/alias/w_window2d_float.hh>
36 #include <mln/border/thickness.hh>
37 #include <mln/linear/convolve.hh>
39 #include "tests/data.hh"
47 border::thickness = 2;
53 float ws[] = { w, w, w, w, w,