extern mlt_service mlt_producer_service( mlt_producer self );
extern mlt_properties mlt_producer_properties( mlt_producer self );
extern int mlt_producer_seek( mlt_producer self, mlt_position position );
+extern int mlt_producer_seek_time( mlt_producer self, const char* time );
extern mlt_position mlt_producer_position( mlt_producer self );
extern mlt_position mlt_producer_frame( mlt_producer self );
+char* mlt_producer_frame_time( mlt_producer self, mlt_time_format );
extern int mlt_producer_set_speed( mlt_producer self, double speed );
extern double mlt_producer_get_speed( mlt_producer self );
extern double mlt_producer_get_fps( mlt_producer self );