private async Task PullPointAsync(EndpointAddress endPointAddress, CancellationToken cancellationToken)
{
var pullPointSubscriptionClient = _onvifClientFactory.CreateClient <PullPointSubscription>(endPointAddress, _connectionParameters,
MessageVersion.Soap12WSAddressing10);
var subscriptionManagerClient = _onvifClientFactory.CreateClient <SubscriptionManager>(endPointAddress, _connectionParameters,
MessageVersion.Soap12WSAddressing10);
var pullRequest = new PullMessagesRequest("PT1S", 1024, null);
int renewIntervalMs = (int)(_subscriptionTerminationTime.TotalMilliseconds / 2);
int lastTimeRenewMade = Environment.TickCount;
while (!cancellationToken.IsCancellationRequested)
{
PullMessagesResponse response = await pullPointSubscriptionClient.PullMessagesAsync(pullRequest);
foreach (var messageHolder in response.NotificationMessage)
{
if (messageHolder.Message == null)
{
continue;
}
var @event = new DeviceEvent(messageHolder.Message.InnerXml);
OnEventReceived(@event);
}
if (TimeUtil.IsTimeOver(lastTimeRenewMade, renewIntervalMs))
{
lastTimeRenewMade = Environment.TickCount;
var renew = new Renew {
TerminationTime = GetTerminationTime()
};
await subscriptionManagerClient.RenewAsync(new RenewRequest(renew));
}
}
await subscriptionManagerClient.UnsubscribeAsync(new UnsubscribeRequest(new Unsubscribe()));
}
private void Connect()
{
if (Initialized)
{
return;
}
try
{
DateTime deviceTime = GetDeviceTime();
if (!_connectionParameters.Credentials.IsEmpty())
{
byte[] nonceBytes = new byte[20];
var random = new Random();
random.NextBytes(nonceBytes);
var token = new SecurityToken(deviceTime, nonceBytes);
_onvifClientFactory.SetSecurityToken(token);
}
_deviceCapabilities = GetDeviceCapabilities();
if (_deviceCapabilities?.Media?.XAddr == null)
{
throw new ApplicationException("No media endpoints found");
}
var mediaUri = new Uri(_deviceCapabilities.Media.XAddr);
var ep = new EndpointAddress(GetServiceUri(mediaUri.PathAndQuery));
var mediaClient = _onvifClientFactory.CreateClient <Media>(ep, _connectionParameters, MessageVersion.Soap12, _timeout);
var profiles = mediaClient.GetProfiles(new GetProfilesRequest()).Profiles.ToList();
var streamSetup = new StreamSetup
{
Stream = StreamType.RTPUnicast,
Transport = new Transport {
Protocol = TransportProtocol.RTSP
}
};
List <MediaEndpoint> uris = new List <MediaEndpoint>();
for (var i = 0; i < profiles.Count(); i++)
{
var p = profiles[i];
MediaUri l;
try
{
l = mediaClient.GetStreamUri(streamSetup, p.token);
}
catch (Exception ex)
{
profiles.Remove(p);
i--;
Logger.LogException(ex);
continue;
}
//make sure using correct ip address (for external access)
var u = new UriBuilder(l.Uri)
{
Host = ServiceUri.Host
};
if (_rtspPort > 0)
{
u.Port = _rtspPort;
}
l.Uri = u.ToString();
if (!string.IsNullOrEmpty(_credential.UserName))
{
l.Uri = l.Uri.ReplaceFirst("://",
"://" + Uri.EscapeDataString(_credential.UserName) + ":" +
Uri.EscapeDataString(_credential.Password) + "@");
}
var s = p.VideoEncoderConfiguration;
if (s != null)
{
uris.Add(new MediaEndpoint(l, s));
}
else
{
var e = p.VideoSourceConfiguration;
if (e != null)
{
uris.Add(new MediaEndpoint(l, e));
}
}
}
_mediaEndpoints = uris.ToArray();
_profiles = profiles.ToArray();
try
{
if (_deviceCapabilities.PTZ != null)
{
var ptzUri = new Uri(_deviceCapabilities.PTZ.XAddr);
ep = new EndpointAddress(GetServiceUri(ptzUri.PathAndQuery));
PTZ = _onvifClientFactory.CreateClient <PTZ>(ep, _connectionParameters, MessageVersion.Soap12,
_timeout);
//try
//{
// var cfgptz = PTZ.GetCompatibleConfigurations(new GetCompatibleConfigurationsRequest());
// if (cfgptz.PTZConfiguration.Length > 0)
// {
// var ptzc = cfgptz.PTZConfiguration[0];
// DefaultPTSpeed = ptzc.DefaultPTZSpeed.PanTilt;
// DefaultZSpeed = ptzc.DefaultPTZSpeed.Zoom;
// }
//}
//catch (Exception ex)
//{
// Logger.LogException(ex);
//}
}
}
catch (Exception ex)
{
Logger.LogException(ex, "Onvif PTZ");
}
Initialized = true;
}
catch (Exception ex)
{
_profiles = new Profile[] { };
_mediaEndpoints = new MediaEndpoint[] { };
Logger.LogException(ex, "ONVIF Device");
}
}
