region.hpp

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// toolboxes/image/include/nk/image/region/region.hpp
//
// Connected-component labelling and basic region descriptors.
 
#pragma once
 
#include <memory_resource>
#include <nk/value/value.hpp>
 
#include <string>
#include <tuple>
#include <vector>
 
namespace nk::image {

 

std::tuple<Value, Value>
bwlabel(const Value &BW, int conn,
        std::pmr::memory_resource *mr = nullptr);

Value bwconncomp(const Value &BW, int conn,
                 std::pmr::memory_resource *mr = nullptr);

Value labelmatrix(const Value &CC,
                  std::pmr::memory_resource *mr = nullptr);

Value cc2bw(const Value &CC, const Value &objects_to_keep,
            std::pmr::memory_resource *mr = nullptr);

Value bwpropfilt(const Value &BW, const Value &CC, const Value &marker,
                 const std::string &attribute,
                 double p_min, double p_max,
                 std::size_t keep_n, bool keep_largest,
                 int conn,
                 std::pmr::memory_resource *mr = nullptr);

Value bwarea(const Value &BW,
             std::pmr::memory_resource *mr = nullptr);

Value bwperim(const Value &BW, int conn,
              std::pmr::memory_resource *mr = nullptr);

Value bwareaopen(const Value &BW, int P, int conn,
                 std::pmr::memory_resource *mr = nullptr);

Value bwboundaries(const Value &BW, int conn,
                   Value *Lout = nullptr, int *Nout = nullptr,
                   std::pmr::memory_resource *mr = nullptr);

Value regionprops(const Value &BW_or_L,
                  const std::vector<std::string> &props,
                  const Value &intensity,
                  std::pmr::memory_resource *mr = nullptr);

Value bwdist(const Value &BW,
             std::pmr::memory_resource *mr = nullptr);

Value roicolor(const Value &A, const Value &low_or_v, double high,
               bool is_range,
               std::pmr::memory_resource *mr = nullptr);

Value fchcode(const Value &bound,
              std::pmr::memory_resource *mr = nullptr);

Value bweuler(const Value &BW, int conn,
              std::pmr::memory_resource *mr = nullptr);

Value bwareafilt(const Value &BW, double lo, double hi,
                 size_t n_keep, bool keep_largest, int conn,
                 std::pmr::memory_resource *mr = nullptr);

std::tuple<Value, Value>
bwselect(const Value &BW, const Value &cols, const Value &rows, int conn,
         std::pmr::memory_resource *mr = nullptr);
 

} // namespace nk::image