mutable boost::mutex _mutex;
std::pair<boost::shared_ptr<PlayerVideo>, dcpomatic::DCPTime> _player_video;
int _video_frame_rate;
/** length of the film we are playing, or 0 if there is none */
dcpomatic::DCPTime _length;
mutable boost::mutex _mutex;
std::pair<boost::shared_ptr<PlayerVideo>, dcpomatic::DCPTime> _player_video;
int _video_frame_rate;
/** length of the film we are playing, or 0 if there is none */
dcpomatic::DCPTime _length;