_black = Empty (_film, playlist(), bind(&have_video, _1), _playback_length);
_silent = Empty (_film, playlist(), bind(&have_audio, _1), _playback_length);
- _last_video_time = {};
+ _last_video_time = boost::optional<dcpomatic::DCPTime>();
_last_video_eyes = Eyes::BOTH;
- _last_audio_time = {};
+ _last_audio_time = boost::optional<dcpomatic::DCPTime>();
}