examples/parse_ais.cpp

   1 #include <vector>
   2 #include <iostream>
   3 #include <marnav/nmea/nmea.hpp>
   4 #include <marnav/nmea/ais_helper.hpp>
   5 #include <marnav/ais/ais.hpp>
   6 #include <marnav/ais/message_05.hpp>
   7
   8 int main(int, char **)
   9 {
  10         using namespace marnav;
  11
  12         // received NMEA sentences
  13         const std::vector<std::string> received_strings
  14                 = {"!AIVDM,2,1,3,B,55P5TL01VIaAL@7WKO@mBplU@<PDhh000000001S;AJ::4A80?4i@E53,0*3E",
  15                         "!AIVDM,2,2,3,B,1@0000000000000,2*55"};
  16
  17         // parse NMEA sentences
  18         std::vector<std::unique_ptr<nmea::sentence>> sentences;
  19         for (auto const & txt : received_strings) {
  20                 auto sentence = nmea::make_sentence(txt);
  21                 if (sentence->id() == nmea::sentence_id::VDM) {
  22                         sentences.push_back(std::move(sentence));
  23                 }
  24         }
  25
  26         // parse and and process AIS messags
  27         auto payload = nmea::collect_payload(sentences.begin(), sentences.end());
  28         auto message = ais::make_message(payload);
  29         if (message->type() == ais::message_id::static_and_voyage_related_data) {
  30                 auto report = ais::message_cast<ais::message_05>(message);
  31                 std::cout << "shipname: " << report->get_shipname() << "\n";
  32                 std::cout << "callsign: " << report->get_callsign() << "\n";
  33         }
  34
  35         return 0;
  36 }