CAN SOMEONE GET UR IP ADDRESS WITH EQUIPMENT BY USING THE FEED FROM UR CAM WHEN UR LIVE ON STICKAM?

ok my friend jess was live and this guy flipped when she kicked him so he got her ip in advanced cause he is one of those internet pervs. and he says he has her IP and dude, HE WANTS HER TO POST NUDES ALONG WITH HE PHONE NUMBER AND ADDRESS. and then she logged off and he was like oh...im letting it slide but dont ignore me again... she will not go to any authorities until we find out whats what. please help.