RTC: Refine js for player
RTC: Refine js for player

ossrs/srs,winlinvip/simple-rtmp-server,ossrs/srs,winlinvip/srs,winlinvip/srs,ossrs/srs,winlinvip/srs,winlinvip/srs,ossrs/srs,ossrs/srs,winlinvip/srs,winlinvip/srs,ossrs/srs