public MulticastPlayer(MediaElement element, IDictionary<string, string> initParams, Logger logger)
: base(element,logger.clone("McastPlayer"))
{
logger.info("c-tor");
this.element = element;
this.receiver = new MulticastReceiver(logger);
this.receiver.BeginJoinGroup += receiver_BeginJoinGroup;
this.receiver.EndJoinGroup += receiver_EndJoinGroup;
this.receiver.ReceivedFirstPacket += receiver_ReceivedFirstPacket;
this.receiver.setMediaPlayer(this.element);
this.receiver.init(initParams);
this.element.Volume = 1.0;
}