public VideoRTPFramer(RTPStream client,
byte rtpPayloadType,
uint rtpTimestampFrequency,
string rtpPayloadFormatName) :
base(client, rtpPayloadType, rtpTimestampFrequency, rtpPayloadFormatName)
{
}
public MultiFramedRTPFramer(RTPStream client, byte rtpPayloadType,
uint rtpTimestampFrequency,
string rtpPayloadFormatName,
uint numChannels = 1) :
base(rtpPayloadType, rtpTimestampFrequency, rtpPayloadFormatName, numChannels)
{
_client = client;
_outputBuffer = new PacketBuffer(1000, RTP_PAYLOAD_MAX_SIZE);
_maxPacketSize = RTP_PAYLOAD_MAX_SIZE; // save value, in case subclasses need it setPacketSizes((RTP_PAYLOAD_PREFERRED_SIZE), (RTP_PAYLOAD_MAX_SIZE));
}
public async override Task SendSRReport(RTPStream stream, RTPSessionState[] sessions)
{
RTPSessionState session = new RTPSessionState()
{
TCP = false,
RTPTransport = RtpUdpClient,
RTCPTransport = RtcpUdpClient,
RTPIPEndPoint = new IPEndPoint(_address, _rtpPort),
RTCPIPEndPoint = new IPEndPoint(_address, _rtcpPort),
OctetCount = 0,
PacketsCount = 0
};
var sr = new RTCPSRPacket(stream, session);
await sr.sendReport();
}
public bool ParseReport(RTCPPacket packet, RTPStream stream, IPEndPoint fromAddress)
{
uint reportBlocksSize = (uint)(packet.ReportCount * (6 * 4));
int length = (int)packet.Reader.BaseStream.Length - (int)packet.Reader.BaseStream.Position;
if (length < reportBlocksSize)
{
return(false);
}
for (int i = 0; i < packet.ReportCount; ++i)
{
uint senderSSRC = unchecked ((uint)IPAddress.NetworkToHostOrder(packet.Reader.ReadInt32()));
if (_logger.IsTraceEnabled)
{
_logger.Trace("\tSSRC/CSRC: {0:x8}", packet.SenderSSRC);
}
// We care only about reports about our own transmission, not others'
if (senderSSRC == stream.SSRC())
{
var RR = new RTCPRRRecord()
{
SenderSSRC = senderSSRC,
LossStats = unchecked ((uint)IPAddress.NetworkToHostOrder(packet.Reader.ReadInt32())),
HighestReceived = unchecked ((uint)IPAddress.NetworkToHostOrder(packet.Reader.ReadInt32())),
Jitter = unchecked ((uint)IPAddress.NetworkToHostOrder(packet.Reader.ReadInt32())),
TimeLastSR = unchecked ((uint)IPAddress.NetworkToHostOrder(packet.Reader.ReadInt32())),
TimeSinceLastSR = unchecked ((uint)IPAddress.NetworkToHostOrder(packet.Reader.ReadInt32()))
};
stream.Transsmitions.noteIncomingRR(RR.SenderSSRC, fromAddress,
RR.LossStats,
RR.HighestReceived,
RR.Jitter,
RR.TimeLastSR,
RR.TimeSinceLastSR);
RRRecords.Add(RR);
}
}
return(true);
}
public RTPTransmissionStat(RTPStream stream, uint ssrc)
{
_stream = stream;
SSRC = ssrc;
fLastPacketNumReceived = 0;
fPacketLossRatio = 0;
fTotNumPacketsLost = 0;
fJitter = 0;
fLastSRTime = 0;
fDiffSR_RRTime = 0;
fAtLeastTwoRRsHaveBeenReceived = false;
fFirstPacket = true;
fTotalOctetCount_hi = 0;
fTotalOctetCount_lo = 0;
fTotalPacketCount_hi = 0;
fTotalPacketCount_lo = 0;
fTimeCreated = new TimeVal();
RTPTime.GetTimestamp(ref fTimeCreated);
fLastOctetCount = _stream.OctetCount();
fLastPacketCount = _stream.PacketCount();
}
public RTCPSRPacket(RTPStream stream, RTPSessionState session)
{
_stream = stream;
_session = session;
_fOutBuf = new PacketBuffer(RTCPConstants.preferredRTCPPacketSize, RTCPConstants.maxRTCPPacketSize, RTCPConstants.maxRTCPPacketSize);
}
public RTPTransmissionStatsDB(RTPStream stream)
{
_stream = stream;
}