public void SubscribeStateVariables(StateVariableChangedDlgt svChangeDlg)
{
UnsubscribeStateVariables();
if (svChangeDlg != null && _service != null)
{
_stateVariableDelegate = svChangeDlg;
_service.EventSubscriptionFailed += SubscribeFailed;
_service.StateVariableChanged += _stateVariableDelegate;
_service.SubscribeStateVariables();
}
}
public void SubscribeStateVariables(StateVariableChangedDlgt svChangeDlg)
{
UnsubscribeStateVariables();
if (svChangeDlg != null && _service != null)
{
_stateVariableDelegate = svChangeDlg;
_service.EventSubscriptionFailed += SubscribeFailed;
_service.StateVariableChanged += _stateVariableDelegate;
_service.SubscribeStateVariables();
}
}
public void UnsubscribeStateVariables()
{
if (_stateVariableDelegate != null && _service != null)
{
if (_service.IsStateVariablesSubscribed)
{
_service.UnsubscribeStateVariables();
}
_service.StateVariableChanged -= _stateVariableDelegate;
_service.EventSubscriptionFailed -= SubscribeFailed;
_stateVariableDelegate = null;
}
}
public void UnsubscribeStateVariables()
{
if (_stateVariableDelegate != null && _service != null)
{
if (_service.IsStateVariablesSubscribed)
{
_service.UnsubscribeStateVariables();
}
_service.StateVariableChanged -= _stateVariableDelegate;
_service.EventSubscriptionFailed -= SubscribeFailed;
_stateVariableDelegate = null;
}
}
internal void FireStateVariableChanged(DvStateVariable variable)
{
try
{
StateVariableChangedDlgt stateVariableChanged = StateVariableChanged;
if (stateVariableChanged != null)
{
stateVariableChanged(variable);
}
}
catch (Exception e)
{
UPnPConfiguration.LOGGER.Warn("DvService: Error invoking StateVariableChanged delegate", e);
}
}
internal void InvokeStateVariableChanged(CpStateVariable variable, object newValue)
{
try
{
StateVariableChangedDlgt stateVariableChanged = StateVariableChanged;
if (stateVariableChanged != null)
{
stateVariableChanged(variable, newValue);
}
}
catch (Exception e)
{
UPnPConfiguration.LOGGER.Warn("CpService: Error invoking StateVariableChanged delegate", e);
}
}
/// <summary>
/// Build the graph.
/// </summary>
public override void BuildGraph()
{
try
{
if (_graphState != GraphState.Idle)
{
Log.Log.Info("DRI CC: device already initialised");
return;
}
bool useKeepAlive = !_isCetonDevice;
Log.Log.Info("DRI CC: connect to device, keep-alive = {0}", useKeepAlive);
_deviceConnection = _controlPoint.Connect(_descriptor.RootDescriptor, _descriptor.DeviceUUID, ResolveDataType, useKeepAlive);
// services
Log.Log.Debug("DRI CC: setup services");
_tunerService = new TunerService(_deviceConnection.Device);
_fdcService = new FdcService(_deviceConnection.Device);
_auxService = new AuxService(_deviceConnection.Device);
_encoderService = new EncoderService(_deviceConnection.Device);
_casService = new CasService(_deviceConnection.Device);
_muxService = new MuxService(_deviceConnection.Device);
_securityService = new SecurityService(_deviceConnection.Device);
_diagService = new DiagService(_deviceConnection.Device);
_avTransportService = new AvTransportService(_deviceConnection.Device);
_connectionManagerService = new ConnectionManagerService(_deviceConnection.Device);
Log.Log.Debug("DRI CC: subscribe services");
_stateVariableDelegate = new StateVariableChangedDlgt(OnStateVariableChanged);
_tunerService.SubscribeStateVariables(_stateVariableDelegate);
_auxService.SubscribeStateVariables(_stateVariableDelegate);
_encoderService.SubscribeStateVariables(_stateVariableDelegate);
_casService.SubscribeStateVariables(_stateVariableDelegate);
_securityService.SubscribeStateVariables(_stateVariableDelegate);
_avTransportService.SubscribeStateVariables(_stateVariableDelegate);
_connectionManagerService.SubscribeStateVariables(_stateVariableDelegate);
// Give time for the device to notify us about initial state variable values.
// Attempting to continue with other actions now can overload the puny device
// processors.
Thread.Sleep(2000);
int rcsId = -1;
_connectionManagerService.PrepareForConnection(string.Empty, string.Empty, -1, UpnpConnectionDirection.Output, out _connectionId, out _avTransportId, out rcsId);
Log.Log.Debug("DRI CC: PrepareForConnection, connection ID = {0}, AV transport ID = {1}", _connectionId, _avTransportId);
// Check that the device is not already in use.
if (IsTunerInUse())
{
throw new TvExceptionGraphBuildingFailed("DRI CC: tuner appears to be in use");
}
ReadDeviceInfo();
Log.Log.Info("DRI CC: build graph");
_graphBuilder = (IFilterGraph2)new FilterGraph();
_capBuilder = (ICaptureGraphBuilder2)new CaptureGraphBuilder2();
_capBuilder.SetFiltergraph(_graphBuilder);
_rotEntry = new DsROTEntry(_graphBuilder);
AddTsWriterFilterToGraph();
AddStreamSourceFilter();
// This shouldn't be required, but it enables us to reuse TvCardDvbBase
// and use CI menus for delivering messages from the CableCARD to the
// user.
_conditionalAccess = new ConditionalAccess(null, null, null, this);
_graphState = GraphState.Created;
}
catch (Exception)
{
Dispose();
throw;
}
}
