/// <summary>
/// Count camera number in Cayuga system
/// </summary>
private int CountCameras()
{
try
{
SDKVideoManager videoManager = SDKVideoManagerFactory.GetManager();
SDKEntity root = videoManager.GetRootEntity(ConnectedInstallationID);
Stack <SDKEntity> searchStack = new Stack <SDKEntity>();
searchStack.Push(root);
List <SDKEntity> videoSources = new List <SDKEntity>();
while (searchStack.Count > 0)
{
SDKEntity currentEntity = searchStack.Pop();
if (videoManager.IsSubType(SDKEntityType.VideoSource, currentEntity.EntityType))
{
videoSources.Add(currentEntity);
}
foreach (long childID in currentEntity.ChildrenIDs)
{
searchStack.Push(videoManager.GetEntity(currentEntity.InstallationID, childID));
}
}
logger.Info("Camera number in the system is: " + videoSources.Count);
return(videoSources.Count);
}
catch (Exception ex)
{
this.LogUI(ex.Message);
logger.Error(ex.Message);
return(-1);
}
}
/// <summary>
/// Video management events from Cayuga SDK
/// </summary>
private void OnvideoManager_VideoManagement(SDKEvent evt)
{
SDKVideoManager videoManager = SDKVideoManagerFactory.GetManager();
var timestamp = evt.TimeStamp;
var sourceID = evt.SourceID;
var entity = videoManager.GetEntity(MainWindow.ConnectedInstallationID, sourceID);
var cause = videoManager.GetEntity(MainWindow.ConnectedInstallationID, evt.CauseID);
if (evt.EventType == SDKEventType.CMVideoSourceNotAvailable) //VideoLoss, only defined for "cable not connected"
{
this.SendAlarm("1", timestamp, entity.Name, "Video Loss");
MainWindow.NotReachableCameras.Add(sourceID);
}
else if (evt.EventType == SDKEventType.AlarmRecordingStart)
{
this.SendAlarm("9", timestamp, entity.Name, "Alarm Recording Start");
}
else if (evt.EventType == SDKEventType.AlarmRecordingStop)
{
this.SendAlarm("10", timestamp, entity.Name, "Alarm Recording Stop");
}
else if (evt.EventType == SDKEventType.AlarmTriggered)
{
this.SendAlarm("7", timestamp, entity.Name, "Alarm scenario started");
}
else if (evt.EventType == SDKEventType.EntityStatusChanged)
{
if (videoManager.IsSubType(SDKEntityType.VideoSource, entity.EntityType) &&
entity.Status == 0 &&
MainWindow.NotReachableCameras.Contains(sourceID))
{
this.SendAlarm("2", timestamp, entity.Name, "Video Reconnect");
MainWindow.NotReachableCameras.Remove(sourceID);
}
else if (entity.EntityType == SDKEntityType.RuntimeDM && entity.Status == 0 && DMandMDSwithFailure.Contains(sourceID)) //only when DM was offline at first
{
this.SendAlarm("5", timestamp, entity.Name, "Recording Server Online (DM)");
MainWindow.DMandMDSwithFailure.Remove(sourceID);
}
else if (entity.EntityType == SDKEntityType.RuntimeMDB && entity.Status == 0 && DMandMDSwithFailure.Contains(sourceID)) //only when DM was offline at first
{
this.SendAlarm("5", timestamp, entity.Name, "Recording Server Online (MDS)");
MainWindow.DMandMDSwithFailure.Remove(sourceID);
}
}
else if (evt.EventType == SDKEventType.MDBZoneAlmostFull)
{
this.SendAlarm("3", timestamp, entity.Name, "MDS zone is almost full");
}
else if (evt.EventType == SDKEventType.REInvalidStatus || evt.EventType == SDKEventType.CMCannotStart || evt.EventType == SDKEventType.EntityDeregistered || evt.EventType == SDKEventType.MDBCannotStartMDS)
{
if (entity.EntityType == SDKEntityType.RuntimeDM && !DMandMDSwithFailure.Contains(sourceID))
{
this.SendAlarm("6", timestamp, entity.Name, "Recording Server Offline (DM)");
MainWindow.DMandMDSwithFailure.Add(sourceID);
}
else if (entity.EntityType == SDKEntityType.RuntimeMDB && !DMandMDSwithFailure.Contains(sourceID))
{
this.SendAlarm("6", timestamp, entity.Name, "Recording Server Offline (MDS)");
MainWindow.DMandMDSwithFailure.Add(sourceID);
}
}
}
/// (summary)
/// Write a line to the log file. For simplicity, assume no race conditions.
/// Modified to also display the line in the GUI if it is running.
/// (/summary)
/// (param name="state")(/param)
private void ConnectToCayuga()
{
try
{
logger.Info("Connecting to Cayuga server.");
//Login
SDKConnectionInfo connectionInfo = new SDKConnectionInfo();
connectionInfo.Host = MainWindow.hostIP;
connectionInfo.Port = MainWindow.hostPort;
connectionInfo.UserName = MainWindow.username;
connectionInfo.Password = MainWindow.password;
connectionInfo.Profile = MainWindow.profile;
SDKVideoManager videoManager = SDKVideoManagerFactory.GetManager();
MainWindow.InstallationIDResult = videoManager.Connect(connectionInfo);
if (MainWindow.InstallationIDResult.Result == SDKErrorCode.OK)
{
MainWindow.isConnectedToCayuga = true;
Thread startConnectorThread = new Thread(() =>
{
StartConnector();
});
startConnectorThread.Start();
if (Dispatcher.CheckAccess())
{
btnReconnect.IsEnabled = false;
btnCheckVideoguard.IsEnabled = true;
}
else
{
Dispatcher.Invoke(() => { btnReconnect.IsEnabled = false; btnCheckVideoguard.IsEnabled = true; });
}
MainWindow.ConnectedInstallationID = MainWindow.InstallationIDResult.ReturnValue;
videoManager.VideoManagementEvent += OnvideoManager_VideoManagement;
videoManager.Disconnected += OnDisconnectToCayugaServer;
videoManager.Reconnected += OnReconnectToCayugaServer;
MainWindow.installationName = videoManager.GetShortInstallationName(ConnectedInstallationID);
if (Dispatcher.CheckAccess())
{
labelStatusCayuga.Content = "Connected";
labelStatusCayuga.Foreground = Brushes.Green;
}
else
{
Dispatcher.Invoke(() => { labelStatusCayuga.Content = "Connected"; labelStatusCayuga.Foreground = Brushes.Green; });
}
this.LogUI("Successfully connected to Cayuga server.");
logger.Info("Successfully connected to Cayuga server.");
}
else
{
MainWindow.isConnectedToCayuga = false;
if (Dispatcher.CheckAccess())
{
labelStatusCayuga.Content = "Not Connected";
labelStatusCayuga.Foreground = Brushes.Red;
}
else
{
Dispatcher.Invoke(() => { labelStatusCayuga.Content = "Not Connected"; labelStatusCayuga.Foreground = Brushes.Red; });
}
if (Dispatcher.CheckAccess())
{
btnReconnect.IsEnabled = true;
btnCheckVideoguard.IsEnabled = false;
}
else
{
Dispatcher.Invoke(() => { btnReconnect.IsEnabled = true; btnCheckVideoguard.IsEnabled = false; });
}
this.LogUI("Cannot connect to Cayuga server. Problem: " + MainWindow.InstallationIDResult.Result);
this.LogUI("Connection problem. Check Connector configuration and if the Cayuga Server is running.");
logger.Warn("Cannot connect to Cayuga server. Problem: " + MainWindow.InstallationIDResult.Result);
logger.Warn("Connection problem. Check Connector configuration and if the Cayuga Server is running.");
}
}
catch (Exception ex)
{
this.LogUI(ex.Message);
logger.Error(ex.Message);
}
}