void set_version_number (int v);
void set_status (dcp::Status s);
void set_chain (boost::optional<std::string> c = boost::none);
void set_facility (boost::optional<std::string> f = boost::none);
void set_studio (boost::optional<std::string> s = boost::none);
void set_version_number (int v);
void set_status (dcp::Status s);
void set_chain (boost::optional<std::string> c = boost::none);
void set_facility (boost::optional<std::string> f = boost::none);
void set_studio (boost::optional<std::string> s = boost::none);