optimize json parse

雾聪

2023-10-23 b8d7c62b8c0a5955799524231ca927634abfbbd2

 funasr/runtime/websocket/bin/websocket-server-2pass.cpp

@@ -356,7 +356,14 @@
  unique_lock guard_decoder(*(thread_lock_p)); // mutex for one connection
  switch (msg->get_opcode()) {
    case websocketpp::frame::opcode::text: {
      nlohmann::json jsonresult = nlohmann::json::parse(payload);
      nlohmann::json jsonresult;
      try{
        jsonresult = nlohmann::json::parse(payload);
      }catch (std::exception const &e)
      {
        LOG(ERROR)<<e.what();
        break;
      }

      if (jsonresult.contains("wav_name")) {
        msg_data->msg["wav_name"] = jsonresult["wav_name"];