int transport_stop(int wait_tracking);
int transport_command(int command, int change_type=CHANGE_NONE,
EDL *new_edl=0, int use_inout=0);
Condition *input_lock, *output_lock;
int transport_stop(int wait_tracking);
int transport_command(int command, int change_type=CHANGE_NONE,
EDL *new_edl=0, int use_inout=0);
Condition *input_lock, *output_lock;