Added multithreading depending on number of cores device has
Added multithreading depending on number of cores device has

matthewn4444/VPlayer_lib,matthewn4444/VPlayer_lib,matthewn4444/VPlayer_lib,hank5000/VPlayer_lib,hank5000/VPlayer_lib,hank5000/VPlayer_lib,hank5000/VPlayer_lib,matthewn4444/VPlayer_lib