DCPTime subtitle_end () const;
FrameRateChange active_frame_rate_change (DCPTime, int dcp_frame_rate) const;
std::string content_summary (DCPTimePeriod period) const;
+ std::pair<double, double> speed_up_range (int dcp_video_frame_rate) const;
void set_sequence (bool);
void maybe_sequence ();