26 #ifndef MLN_EXTRACT_LUM_HH
27 # define MLN_EXTRACT_LUM_HH
33 # include <mln/core/image/vmorph/thru_image.hh>
34 # include <mln/fun/meta/lum.hh>
43 thru_image< I, meta::lum<mln_value(I)> >
46 # ifndef MLN_INCLUDE_ONLY
49 thru_image< I, meta::lum<mln_value(I)> >
52 typedef meta::lum<mln_value(I)> lum_t;
53 thru_image<I, lum_t> result(exact(ima), lum_t());
57 # endif // ! MLN_INCLUDE_ONLY
63 #endif // ! MLN_EXTRACT_LUM_HH