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00026 #ifndef MLN_MORPHO_ALGEBRAIC_FILTER_HH
00027 # define MLN_MORPHO_ALGEBRAIC_FILTER_HH
00028
00032
00033
00034 # include <mln/core/concept/image.hh>
00035 # include <mln/core/concept/neighborhood.hh>
00036 # include <mln/core/concept/accumulator.hh>
00037
00038 # include <mln/trait/accumulators.hh>
00039
00040 # include <mln/data/sort_psites.hh>
00041 # include <mln/data/sort_offsets.hh>
00042
00043 # include <mln/canvas/morpho/attribute_filter.hh>
00044
00045 namespace mln {
00046 namespace morpho {
00047
00048 template <typename I, typename N, typename A>
00049 mln_concrete(I)
00050 algebraic_filter(const Image<I>& input,
00051 const Neighborhood<N>& nbh,
00052 const Accumulator<A>& a,
00053 const typename A::result& lambda,
00054 bool increasing);
00055
00056
00057 # ifndef MLN_INCLUDE_ONLY
00058
00059 template <typename I, typename N, typename A>
00060 mln_concrete(I)
00061 algebraic_filter(const Image<I>& input,
00062 const Neighborhood<N>& nbh,
00063 const Accumulator<A>& a,
00064 const typename A::result& lambda,
00065 bool increasing)
00066 {
00067 trace::entering("morpho::opening::algebraic_filter");
00068
00069 mln_precondition(exact(input).is_valid());
00070
00071 mlc_or(mlc_equal(mln_trait_accumulator_when_pix(A),
00072 trait::accumulator::when_pix::use_none),
00073 mlc_equal(mln_trait_accumulator_when_pix(A),
00074 trait::accumulator::when_pix::use_p))::check();
00075
00076 mln_concrete(I) output;
00077 output = canvas::morpho::internal::attribute_filter_dispatch(input, nbh, a, lambda, increasing);
00078
00079 trace::exiting("morpho::opening::algebraic_filter");
00080
00081 return output;
00082 }
00083
00084 # endif // ! MLN_INCLUDE_ONLY
00085 }
00086 }
00087
00088 #endif // ! MLN_MORPHO_ALGEBRAIC_FILTER_HH