- const Tempo& current_tempo = session->tempo_map().tempo_at(time);
- double frames_per_beat = current_tempo.frames_per_beat(session->frame_rate());
+ const Tempo& current_tempo = session->tempo_map().tempo_at_frame (time);
+ double const frames_per_beat = session->tempo_map().frames_per_beat_at (time, session->frame_rate());