public void setSSRC(int ssrc) {
		this.mSSRC = ssrc; 
		setLong(ssrc,4,8);
		mPacketCount = 0;
		mOctetCount = 0;
		setLong(mPacketCount, 20, 24);
		setLong(mOctetCount, 24, 28);
	}
Updates the number of packets sent, and the total amount of data sent.
@param length The length of the packet 
@param rtpts
           The RTP timestamp.
@throws IOException
src/net/majorkernelpanic/streaming/rtcp/SenderReport.java