public IStreamSender Send(StreamPacket packet)
{
if (!IsRunning)
throw new InvalidProgramException("This sender has not been started.");
_queue.Enqueue(packet);
_waiter.Set();
return this;
}
public IStreamSender Send(StreamPacket packet)
{
if (!IsRunning)
{
throw new InvalidProgramException("This sender has not been started.");
}
_queue.Enqueue(packet);
_waiter.Set();
return(this);
}
private void WorkThread()
{
while (IsRunning)
{
_waiter.WaitOne();
_waiter.Reset();
while (_queue.Count > 0)
{
StreamPacket packet = null;
if (_queue.TryDequeue(out packet))
{
RtpPacket rtpPacket = RtpPacket.FromImage(
RtpPayloadType.JPEG,
packet.SequenceNumber,
(long)Epoch.GetDateTimeTotalMillisecondsByYesterday(packet.Timestamp),
packet.Frame);
byte[] datagram = rtpPacket.ToArray(); // max UDP packet length limited to 65,535 bytes
packet.Frame.Dispose();
// split udp packet to many packets for reduce the size to 65507 limit by underlying IPv4 protocol
ICollection <UdpPacket> udpPackets = UdpPacketSplitter.Split(packet.SequenceNumber, datagram, 65507 - UdpPacket.HeaderSize);
foreach (var udpPacket in udpPackets)
{
byte[] udpPacketDatagram = udpPacket.ToArray();
// async sending
_udpClient.BeginSend(
udpPacketDatagram, udpPacketDatagram.Length,
packet.Destination.Address,
packet.Destination.Port,
SendCompleted, _udpClient);
}
}
}
}
}