{
shared_ptr<const Film> film = _film.lock ();
DCPOMATIC_ASSERT (film);
- return DCPTime (audio_length(), film->active_frame_rate_change (position ()));
+ FrameRateChange const frc = film->active_frame_rate_change (position ());
+ return DCPTime::from_frames (audio_length() / frc.speed_up, film->audio_frame_rate ());
}