void StartTimer(DateTime signal)
{
//_camPort = ServiceForwarder<cam.WebCamOperations>(FindPartner("WebCam").Service);
LogInfo(LogGroups.Console, "Subscribe to webcam");
Activate(
Arbiter.Choice(
_camPort.Subscribe(_camNotify),
OnSubscribed,
OnSubscribeFailed
)
);
}
protected override void Start()
{
if (_state == null)
{
_state = new ColorSegmentState();
}
else
{
for (int set = 0; set < _state.Colors.Count; set++)
{
ColorSet colorSet = _state.Colors[set];
for (int index = 0; index < colorSet.Colors.Count; index++)
{
ColorDefinition color = colorSet.Colors[index];
if (!color.Validate())
{
colorSet.Colors.RemoveAt(index);
index--;
}
}
if (colorSet.Colors.Count == 0)
{
_state.Colors.RemoveAt(set);
set--;
}
}
_state.UpdateColorSetMap();
_state.ImageSource = null;
_state.Processing = false;
_state.FrameCount = 0;
_state.DroppedFrames = 0;
_state.FoundColorAreas = null;
}
_utilitiesPort = DsspHttpUtilitiesService.Create(Environment);
_fwdPort = ServiceForwarder <ColorSegmentOperations>(ServiceInfo.Service);
base.Start();
Activate <ITask>(
Arbiter.Receive <webcam.UpdateFrame>(true, _webcamNotify, OnWebcamUpdateFrame)
);
_webcamPort.Subscribe(_webcamNotify, typeof(webcam.UpdateFrame));
}
IEnumerator<ITask> OnConnectWebCamHandler(OnConnectWebCam Opt)
{
Fault fault = null;
SubscribeResponseType s;
String camera = Opt.Service;
_webCamPort = ServiceForwarder<cam.WebCamOperations>(camera);
//cam.Subscribe subscribe = new cam.Subscribe();
//subscribe.NotificationPort = _webCamNotify;
yield return Arbiter.Choice(
_webCamPort.Subscribe(_webCamNotify),
// subscribe.ResponsePort,
delegate(SubscribeResponseType success)
{ s = success; },
delegate(Fault f)
{
fault = f;
}
);
if (fault != null)
{
LogError(null, "Failed to subscribe to webcam", fault);
yield break;
}
}
// TT - New handler for connecting to WebCam
IEnumerator<ITask> OnConnectWebCamHandler(OnConnectWebCam Opt)
{
//ServiceInfoType info = null;
Fault fault = null;
SubscribeResponseType s;
String camera = Opt.Service;
_webCamPort = ServiceForwarder<cam.WebCamOperations>(camera);
//cam.Subscribe subscribe = new cam.Subscribe();
//subscribe.NotificationPort = _webCamNotify;
//_webCamPort.Post(subscribe);
yield return Arbiter.Choice(
_webCamPort.Subscribe(_webCamNotify),
// subscribe.ResponsePort,
delegate(SubscribeResponseType success)
{ s = success; },
delegate(Fault f)
{
fault = f;
}
);
if (fault != null)
{
LogError(null, "Failed to subscribe to webcam", fault);
yield break;
}
RunForm runForm = new RunForm(CreateWebCamForm);
WinFormsServicePort.Post(runForm);
yield return Arbiter.Choice(
runForm.pResult,
delegate(SuccessResult success) { },
delegate(Exception e)
{
fault = Fault.FromException(e);
}
);
if (fault != null)
{
LogError(null, "Failed to Create WebCam window", fault);
yield break;
}
// The following code falls over with a null pointer
// exception inside MainPortInterleave.CombineWith.
// Since I don't know why, I have added the message
// to the interleave that is created at startup.
// This is a bit tacky, but does not seem to do any harm.
/*
Interleave x = Arbiter.Interleave(
new TeardownReceiverGroup(),
new ExclusiveReceiverGroup(
Arbiter.ReceiveWithIterator<cam.UpdateFrame>(true, _webCamNotify, CameraUpdateFrameHandler)
),
new ConcurrentReceiverGroup()
);
base.MainPortInterleave.CombineWith(x);
*/
// There is a bug in the simulated webcam. It does not
// automatically send UpdateFrame messages when you
// subscribe. If this is a simulated camera, then set
// up a timer to poke the webcam service and make it
// send a frame.
if (camera.ToLower().Contains("simul"))
{
Activate(
Arbiter.Receive(false, TimeoutPort(_state.Options.CameraInterval), CameraTimer)
);
}
yield break;
}
IEnumerator <ITask> InitializeCamera()
{
ServiceInfoType info = null;
Fault fault = null;
yield return(Arbiter.Choice(
_blobTrackerPort.DsspDefaultLookup(),
delegate(LookupResponse success)
{
info = success;
},
delegate(Fault f)
{
fault = f;
}
));
if (fault != null)
{
LogError(null, "Lookup failed on BlobTracker partner", fault);
yield break;
}
PartnerType camera = FindPartner(
new XmlQualifiedName("WebCam", bt.Contract.Identifier),
info.PartnerList
);
if (camera == null ||
string.IsNullOrEmpty(camera.Service))
{
LogError("No camera partner found for BlobTracker");
yield break;
}
_webCamPort = ServiceForwarder <cam.WebCamOperations>(camera.Service);
yield return(Arbiter.Choice(
_webCamPort.Subscribe(_webCamNotify, typeof(cam.UpdateFrame)),
delegate(SubscribeResponseType success) { },
delegate(Fault f)
{
fault = f;
}
));
if (fault != null)
{
LogError(null, "Failed to subscribe to webcam", fault);
yield break;
}
yield return(Arbiter.Choice(
_blobTrackerPort.Subscribe(_blobTrackerNotify),
delegate(SubscribeResponseType success) { },
delegate(Fault f)
{
fault = f;
}
));
if (fault != null)
{
LogError(null, "Failed to subscribe to blob tracker", fault);
yield break;
}
RunForm runForm = new RunForm(CreateVisualization);
WinFormsServicePort.Post(runForm);
yield return(Arbiter.Choice(
runForm.pResult,
delegate(SuccessResult success) { },
delegate(Exception e)
{
fault = Fault.FromException(e);
}
));
if (fault != null)
{
LogError(null, "Failed to Create Visualization window", fault);
yield break;
}
base.MainPortInterleave.CombineWith(
Arbiter.Interleave(
new TeardownReceiverGroup(),
new ExclusiveReceiverGroup(
Arbiter.Receive <cam.UpdateFrame>(true, _webCamNotify, CameraUpdateFrameHandler),
Arbiter.Receive <bt.ImageProcessed>(true, _blobTrackerNotify, BlobTrackerImageProcessedHandler),
Arbiter.Receive <Shutdown>(true, _shutdownPort, ShutdownHandler)
),
new ConcurrentReceiverGroup(
Arbiter.Receive <bt.DeleteBin>(true, _blobTrackerNotify, EmptyHandler),
Arbiter.Receive <bt.InsertBin>(true, _blobTrackerNotify, EmptyHandler),
Arbiter.Receive <bt.UpdateBin>(true, _blobTrackerNotify, EmptyHandler)
)
)
);
}
