list<DCPTimePeriod> reel_periods = _film->reels ();
list<DCPTimePeriod>::const_iterator reel = reel_periods.begin ();
list<FileEncoderSet>::iterator encoder = _file_encoders.begin ();
list<DCPTimePeriod> reel_periods = _film->reels ();
list<DCPTimePeriod>::const_iterator reel = reel_periods.begin ();
list<FileEncoderSet>::iterator encoder = _file_encoders.begin ();