public void Output(DmxData dmxData)
{
var packet = new Acn.Packets.sAcn.StreamingAcnDmxPacket();
packet.Framing.SourceName = AcnSourceName;
packet.Framing.Universe = (short)dmxData.Universe;
packet.Framing.Priority = this.priority;
packet.Framing.SequenceNumber = (byte)dmxData.Sequence;
packet.Dmx.StartCode = 0;
packet.Dmx.Data = dmxData.Data;
var destinationEP = Acn.Sockets.StreamingAcnSocket.GetUniverseEndPoint(dmxData.Universe);
packet.Root.SenderId = AcnId;
using (var data = new MemoryStream())
{
var writer = new Acn.IO.AcnBinaryWriter(data);
Acn.AcnPacket.WritePacket(packet, writer);
using (var networkData = new MemoryStream())
{
BuildNetworkPacket(networkData, destinationEP, (int)data.Position);
SetIPCheckSum(networkData);
data.Position = 0;
data.WriteTo(networkData);
SetUDPCheckSum(networkData);
ulong secs = dmxData.TimestampMS / 1000;
ulong usecs = (dmxData.TimestampMS * 1000) - (secs * 1000000);
var pcapData = new PcapngUtils.Pcap.PcapPacket(secs, usecs, networkData.ToArray(), 0);
this.writer.WritePacket(pcapData);
}
}
}
/// <summary>
/// Read all packet from a stream. After read any packet event OnReadPacketEvent is called.
/// Function is NOT asynchronous! (blocking thread). If you want abort it, use CancellationToken
/// </summary>
/// <param name="cancellationToken"></param>
public void ReadPackets(System.Threading.CancellationToken cancellationToken)
{
uint secs, usecs, caplen, len;
long position = 0;
byte[] data;
while (binaryReader.BaseStream.Position < binaryReader.BaseStream.Length && !cancellationToken.IsCancellationRequested)
{
try
{
lock (syncRoot)
{
position = binaryReader.BaseStream.Position;
secs = binaryReader.ReadUInt32().ReverseByteOrder(Header.ReverseByteOrder);
usecs = binaryReader.ReadUInt32().ReverseByteOrder(Header.ReverseByteOrder);
if (Header.NanoSecondResolution)
{
usecs = usecs / 1000;
}
caplen = binaryReader.ReadUInt32().ReverseByteOrder(Header.ReverseByteOrder);
len = binaryReader.ReadUInt32().ReverseByteOrder(Header.ReverseByteOrder);
data = binaryReader.ReadBytes((int)caplen);
if (data.Length < caplen)
{
throw new EndOfStreamException("Unable to read beyond the end of the stream");
}
}
PcapPacket packet = new PcapPacket((UInt64)secs, (UInt64)usecs, data, position);
OnReadPacket(packet);
}
catch (Exception exc)
{
OnException(exc);
}
}
}
/// <summary>
/// Read all packet from a stream. After read any packet event OnReadPacketEvent is called.
/// Function is NOT asynchronous! (blocking thread). If you want abort it, use CancellationToken
/// </summary>
/// <param name="cancellationToken"></param>
public void ReadPackets(System.Threading.CancellationToken cancellationToken)
{
uint secs, usecs,caplen,len;
long position = 0;
byte[] data;
while (binaryReader.BaseStream.Position < binaryReader.BaseStream.Length && !cancellationToken.IsCancellationRequested)
{
try
{
lock (syncRoot)
{
position = binaryReader.BaseStream.Position;
secs = binaryReader.ReadUInt32().ReverseByteOrder(Header.ReverseByteOrder);
usecs = binaryReader.ReadUInt32().ReverseByteOrder(Header.ReverseByteOrder);
if (Header.NanoSecondResolution)
usecs = usecs / 1000;
caplen = binaryReader.ReadUInt32().ReverseByteOrder(Header.ReverseByteOrder);
len = binaryReader.ReadUInt32().ReverseByteOrder(Header.ReverseByteOrder);
data = binaryReader.ReadBytes((int)caplen);
if (data.Length < caplen)
throw new EndOfStreamException("Unable to read beyond the end of the stream");
}
PcapPacket packet = new PcapPacket((UInt64)secs, (UInt64)usecs, data,position);
OnReadPacket(packet);
}
catch(Exception exc)
{
OnException(exc);
}
}
}
