public static void Classify(UdpSocket udpSocket, ICollection <Receiver> receivers,
List <ConfirmPacketInfo> confirmPacketInfos,
Dictionary <int, SenderPacketInfo> senderPacketInfos)
{
foreach (var receiver in receivers)
{
senderPacketInfos.Add(receiver.SenderId, new SenderPacketInfo());
}
while (true)
{
var packet = udpSocket.Receive();
if (packet == null)
{
break;
}
int senderId = PacketUtils.getSessionIdFromSenderPacketBytes(packet.Bytes);
var packetType = PacketUtils.getPacketTypeFromSenderPacketBytes(packet.Bytes);
if (packetType == SenderPacketType.Confirm)
{
confirmPacketInfos.Add(new ConfirmPacketInfo(packet.EndPoint, ConfirmSenderPacket.Create(packet.Bytes)));
continue;
}
// Ignore packet if it is sent from a sender without a corresponding receiver.
if (!senderPacketInfos.TryGetValue(senderId, out SenderPacketInfo senderPacketInfo))
{
continue;
}
senderPacketInfo.ReceivedAny = true;
switch (packetType)
{
case SenderPacketType.Heartbeat:
break;
case SenderPacketType.Video:
senderPacketInfo.VideoPackets.Add(VideoSenderPacket.Create(packet.Bytes));
break;
case SenderPacketType.Parity:
senderPacketInfo.ParityPackets.Add(ParitySenderPacket.Create(packet.Bytes));
break;
case SenderPacketType.Audio:
senderPacketInfo.AudioPackets.Add(AudioSenderPacket.Create(packet.Bytes));
break;
}
}
}
public ConfirmPacketInfo(IPEndPoint senderEndPoint, ConfirmSenderPacket confirmPacket)
{
SenderEndPoint = senderEndPoint;
ConfirmPacket = confirmPacket;
}
