Brew MP 1.0.2
This function returns a pointer to the ITrigplayer interface
In a multiheaded trigplayer:
returns pointer to the ITrigplayer interface of the first created head
in the player. If the first created head was closed, then it will return
the next available split head. The returned interface is AddRef'ed.
Note: a multiheaded trigplayer is a player that contains splits heads.
pointer to the IActorContext interface object
[out] Address at which to store a pointer to the trigplayer interface