public VideoFrame GetFrame(Guid deviceId, Guid vsid)
{
ServerConnectionParameters connectionParameters = this._videoServerCache.GetVideoServerConnectionParameters(vsid);
if (connectionParameters == null)
{
return((VideoFrame)null);
}
this._log.Debug((object)string.Format("Request to VideoServer DevId={0}", (object)deviceId));
return(this.GetOrCreateVideoServerClient(vsid, connectionParameters).GetDetectorFrame(deviceId));
}
private VideoServerClient GetOrCreateVideoServerClient(Guid vsId, ServerConnectionParameters cp)
{
VideoServerClient videoServerClient = this._clients.GetOrAdd(vsId, (Func <Guid, VideoServerClient>)(guid => VideoServerInteraction.CreateAndOpen(cp.Ip, cp.Port)));
if ((videoServerClient.State == CommunicationState.Faulted || videoServerClient.Endpoint.Address.Uri.Host != cp.Ip || videoServerClient.Endpoint.Address.Uri.Port != cp.Port) && this._clients.TryRemove(vsId, out videoServerClient))
{
this.TryCloseClient((ICommunicationObject)videoServerClient);
videoServerClient = VideoServerInteraction.CreateAndOpen(cp.Ip, cp.Port);
this._clients.TryAdd(vsId, videoServerClient);
}
return(videoServerClient);
}
public ServerConnectionParameters GetVideoServerConnectionParameters(Guid vsid)
{
string key = vsid.ToString();
ServerConnectionParameters connectionParameters1 = this._videoServersCache.Get(key, (string)null) as ServerConnectionParameters;
if (connectionParameters1 != null)
{
return(connectionParameters1);
}
BcVideoServer bcVideoServer = this.TryLoadVideServer(vsid);
if (bcVideoServer == null)
{
return((ServerConnectionParameters)null);
}
ServerConnectionParameters connectionParameters2 = new ServerConnectionParameters(bcVideoServer.Ip, bcVideoServer.Port);
this._videoServersCache.Set(key, (object)connectionParameters2, (DateTimeOffset)DateTime.Now.AddSeconds(10.0), (string)null);
return(connectionParameters2);
}