void video (boost::shared_ptr<PlayerVideo>, dcpomatic::DCPTime);
void audio (boost::shared_ptr<AudioBuffers>, dcpomatic::DCPTime);
void text (PlayerText, TextType, boost::optional<DCPTextTrack>, dcpomatic::DCPTimePeriod);
void video (boost::shared_ptr<PlayerVideo>, dcpomatic::DCPTime);
void audio (boost::shared_ptr<AudioBuffers>, dcpomatic::DCPTime);
void text (PlayerText, TextType, boost::optional<DCPTextTrack>, dcpomatic::DCPTimePeriod);