public void StartCapture()
{
var dev = LivePacketDevice.AllLocalMachine.FirstOrDefault(d => d.Name.Equals(Device.Name));
if (dev == null)
{
return;
}
var token = Cancellation.Token;
this.CaptureTask = new Task((state) =>
{
DumpOptions option = (DumpOptions)state;
// Open device
using (PacketCommunicator communicator = dev.Open(
65535, PacketDeviceOpenAttributes.Promiscuous,
250
))
{
if (option.Filter != null)
{
communicator.SetFilter(option.Filter);
}
using (PacketDumpFile dumpFile = communicator.OpenDump(option.Path))
{
int count = 0;
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
while (count < option.Count &&
stopwatch.ElapsedMilliseconds < option.Durance.TotalMilliseconds)
{
token.ThrowIfCancellationRequested();
Packet packet;
var result = communicator.ReceivePacket(out packet);
if (result == PacketCommunicatorReceiveResult.Ok)
{
dumpFile.Dump(packet);
count++;
if (option.Callback != null)
{
option.Callback(null, new PacketArrivalEventArgs(packet));
}
}
}
}
}
}, Options, token, TaskCreationOptions.LongRunning);
CaptureTask.Start();
}
void DisposeOpenCV()
{
Abort = true;
CaptureTask.Wait();
CaptureTask = null;
DoMatProcess((proc) => proc.End());
VideoCapture?.Dispose();
VideoCapture = null;
Window.DestroyAllWindows();
IsPaused = false;
State.Value = CaptureState.Stopped;
}
