/**
* Handles an RTCP Sender Report packet.
*
* @param pkt the packet to handle.
* @param localTime the local time of reception of the packet.
*/
private void addSR(RawPacket pkt, long localTime) {
long ssrc = pkt.getRTCPSSRC() & 0xffffffffL;
long rtpTime = pkt.readUnsignedIntAsLong(16);
long sec = pkt.readUnsignedIntAsLong(8);
long fract = pkt.readUnsignedIntAsLong(12);
double ntpTime = sec + (((double) fract) / (1L << 32));
if (localTime != -1 && ntpTime != -1.0) mapLocalToNtp(ssrc, localTime, ntpTime);
if (rtpTime != -1 && ntpTime != -1.0) mapRtpToNtp(ssrc, rtpTime, ntpTime);
}
@Override
public RawPacket reverseTransform(RawPacket pkt) {
RecorderRtpImpl.this.handleRtcpPacket(pkt);
if (pkt != null && pkt.getRTCPPayloadType() == 203) {
// An RTCP BYE packet. Remove the receive stream before
// it gets to FMJ, because we want to, for example,
// flush the packet buffer before that.
long ssrc = pkt.getRTCPSSRC() & 0xffffffffl;
if (logger.isInfoEnabled()) logger.info("RTCP BYE for SSRC=" + ssrc);
ReceiveStreamDesc receiveStream = findReceiveStream(ssrc);
if (receiveStream != null) removeReceiveStream(receiveStream, false);
}
return pkt;
}
