diff -r 9bdff6cbd120 -r 2bf440c54ca5 src/jlibrtp/RtcpPktRR.java --- a/src/jlibrtp/RtcpPktRR.java Thu May 28 14:26:06 2009 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,222 +0,0 @@ -/** - * Java RTP Library (jlibrtp) - * Copyright (C) 2006 Arne Kepp - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ -package jlibrtp; - -/** - * RTCP packets for Receiver Reports - * - * @author Arne Kepp - */ -public class RtcpPktRR extends RtcpPkt { - /** Array of participants to send Receiver Reports to */ - protected Participant[] reportees = null; - /** SSRC of participants the reports are for */ - protected long[] reporteeSsrc = null;// -1; //32 bits - /** Fraction (over 256) of packets lost */ - protected int[] lossFraction = null;//-1; //8 bits - /** Number of lost packets */ - protected int[] lostPktCount = null;//-1; //24 bits - /** Extended highest sequence received */ - protected long[] extHighSeqRecv = null;//-1; //32 bits - /** Interarrival jitter*/ - protected long[] interArvJitter = null;//-1; //32 bits - /** Middle 32 bits of NTP when last SR was received */ - protected long[] timeStampLSR = null;//-1; //32 bits - /** Delay on last SRC */ - protected long[] delaySR = null;//-1; //32 bits - - /** - * Constructor for a packet with receiver reports - * - * @param reportees the participants on which to generate reports - * @param ssrc the SSRC of the sender, from the RTPSession - */ - protected RtcpPktRR(Participant[] reportees, long ssrc) { - super.packetType = 201; - // Fetch all the right stuff from the database - super.ssrc = ssrc; - this.reportees = reportees; - } - - - /** - * - * - * If rcount < 0 we assume we have to parse the entire packet, - * otherwise we'll just parse the receiver report blocks - * (ie. the data came from a Sender Report packet) - * - * @param aRawPkt the byte[] with the report(s) - * @param start where in the raw packet to start reading - * @param rrCount the number of receiver reports, -1 if this does not come from an SR - */ - protected RtcpPktRR(byte[] aRawPkt, int start, int rrCount) { - //System.out.println("RtcpPktRR: " + rrCount + " start: " + start); - super.rawPkt = aRawPkt; - - if(rrCount < 0 && (!super.parseHeaders(start) || packetType != 201 || super.length < 1)) { - if(RTPSession.rtpDebugLevel > 2) { - System.out.println(" <-> RtcpPktRR.parseHeaders() etc. problem: "+(!super.parseHeaders(start))+" "+packetType+" "+super.length); - } - super.problem = -201; - } - - int base; - if(rrCount > 0) { - base = start + 28; - } else { - base = start + 8; - rrCount = super.itemCount; - super.ssrc = StaticProcs.bytesToUIntLong(aRawPkt, start + 4); - } - - if(rrCount > 0) { - reporteeSsrc = new long[rrCount]; - lossFraction = new int[rrCount]; - lostPktCount = new int[rrCount]; - extHighSeqRecv = new long[rrCount]; - interArvJitter = new long[rrCount]; - timeStampLSR = new long[rrCount]; - delaySR = new long[rrCount]; - - for(int i=0; i 9) { - System.out.println(" -> RtcpPktRR.encode()"); - } - - byte[] rRs = null; - //Gather up the actual receiver reports - if(this.reportees != null) { - rRs = this.encodeRR(); - super.rawPkt = new byte[rRs.length + 8]; - System.arraycopy(rRs, 0, super.rawPkt, 8, rRs.length); - super.itemCount = reportees.length; - } else { - super.rawPkt = new byte[8]; - super.itemCount = 0; - } - - //Write the common header - super.writeHeaders(); - - //Add our SSRC (as sender) - byte[] someBytes; - someBytes = StaticProcs.uIntLongToByteWord(super.ssrc); - System.arraycopy(someBytes, 0, super.rawPkt, 4, 4); - - if(RTPSession.rtpDebugLevel > 9) { - System.out.println(" <- RtcpPktRR.encode()"); - } - - } - - /** - * Encodes the individual Receiver Report blocks, - * - * so they can be used either in RR packets or appended to SR - * - * @return the encoded packets - */ - protected byte[] encodeRR() { - if(RTPSession.rtpDebugLevel > 10) { - System.out.println(" -> RtcpPktRR.encodeRR()"); - } - //assuming we will always create complete reports: - byte[] ret = new byte[24*reportees.length]; - - //Write SR stuff - for(int i = 0; i= 0) { - someBytes = StaticProcs.uIntLongToByteWord((long)reportees[i].interArrivalJitter); - } else { - someBytes = StaticProcs.uIntLongToByteWord((long) 0); - } - System.arraycopy(someBytes, 0, ret, 12 + offset, 4); - - // Timestamp last sender report received - someBytes = StaticProcs.uIntLongToByteWord(reportees[i].timeStampLSR); - System.arraycopy(someBytes, 0, ret, 16 + offset, 4); - - // Delay since last sender report received, in terms of 1/655536 s = 0.02 ms - if(reportees[i].timeReceivedLSR > 0) { - someBytes = StaticProcs.uIntLongToByteWord(reportees[i].delaySinceLastSR()); - } else { - someBytes = StaticProcs.uIntLongToByteWord(0); - } - System.arraycopy(someBytes, 0, ret, 20 + offset, 4); - } - if(RTPSession.rtpDebugLevel > 10) { - System.out.println(" <- RtcpPktRR.encodeRR()"); - } - return ret; - } - - /** - * Debug purposes only - */ - public void debugPrint() { - System.out.println("RtcpPktRR.debugPrint() "); - if(reportees != null) { - for(int i= 0; i