private:
dcpomatic::ContentTimePeriod content_time_period (boost::shared_ptr<dcp::Subtitle> s) const;
std::list<boost::shared_ptr<dcp::Subtitle> > _subtitles;
std::list<boost::shared_ptr<dcp::Subtitle> >::const_iterator _next;
private:
dcpomatic::ContentTimePeriod content_time_period (boost::shared_ptr<dcp::Subtitle> s) const;
std::list<boost::shared_ptr<dcp::Subtitle> > _subtitles;
std::list<boost::shared_ptr<dcp::Subtitle> >::const_iterator _next;