/// <summary>
/// Creates a new instance of the PelcoD control class
/// </summary>
/// <param name="config">configuration for the camera and the method of communication</param>
/// <param name="cameraControl">parent camera control class that will own this plugin</param>
public PelcoD(CameraControlInfo config, ICameraControl cameraControl)
{
Debug.WriteLine("CameraControls.PelcoD.Load");
_cameraControl = cameraControl;
try
{
_config = config;
string portName = ParsePortAndAddress(_config.Address);
_serialPort = new SerialPort(portName, _baudRate, Parity.None, 8, StopBits.One);
_serialPort.Open();
_serialPort.DiscardNull = false;
_serialPort.DtrEnable = true;
_serialPort.ReadTimeout = 10000;
Debug.WriteLine("CameraControls.PelcoD.Open opened = " + _serialPort.PortName + " @ " + _baudRate + " baud");
}
catch (Exception exc)
{
ErrorLogger.DumpToDebug(exc);
throw new Exception("Unable to open serial port", exc);
}
_capabilities = _config.Capabilities;
}
private void SetPTZControlFromCapabilities(CameraCapabilitiesAndLimits caps)
{
ChangingSelfValues = true;
ptzControl.PanEnabled = caps.HasPan;
ptzControl.TiltEnabled = caps.HasTilt;
ptzControl.TiltAngleMaximum = caps.TiltMaxAngle;
ptzControl.TiltAngleMinimum = caps.TiltMinAngle;
ptzControl.TiltAngleCustomTicks = new double[] { caps.TiltMinAngle, 0, caps.TiltMaxAngle };
ptzControl.ZoomEnabled = caps.HasZoom;
ptzControl.ZoomLevelMaximum = caps.ZoomMaxLevel;
ptzControl.ZoomLevelMinimum = caps.ZoomMinLevel;
ptzControl.ZoomLevelCustomTicks = new double[] { caps.ZoomMinLevel, 0, caps.ZoomMaxLevel };
ChangingSelfValues = false;
}
/// <summary>
/// Connects to given address and parses xml to extract all IP addresses
/// of all nodes advertising given service type
/// </summary>
/// <param name="type">Type of service to retrieve.</param>
/// <param name="address">IP address to get xml from - Note that the file /xml/services is added onto this IP.</param>
/// <param name="exc">If an exception was thrown while retrieving services, it is returned here.</param>
/// <returns>list of Advertised Service Objects</returns>
public static List <SourceDiscoveryGroup> Query(String url, String username, String password)
{
List <SourceDiscoveryGroup> result = new List <SourceDiscoveryGroup>();
XDocument doc = XDocument.Load(url);
IEnumerable <XElement> groups = doc.Element("SourceGroups").Elements("SourceGroup");
foreach (XElement group in groups)
{
SourceDiscoveryGroup sourceGroup = new SourceDiscoveryGroup();
sourceGroup.Version = Int32.Parse(group.Attribute("Version").Value);
sourceGroup.Name = group.Attribute("Name").Value;
IEnumerable <XElement> sources = group.Elements("StreamSourceInfo");
foreach (XElement xmlSource in sources)
{
try
{
StreamSourceInfo source = new StreamSourceInfo();
source.SourceName = xmlSource.Attribute("SourceName").Value;
source.Description = xmlSource.Attribute("Description").Value;
if (xmlSource.Attribute("ClientURL") != null)
{
source.SinkAddress = xmlSource.Attribute("ClientURL").Value;
}
else if (xmlSource.Attribute("SinkAddress") != null)
{
source.SinkAddress = xmlSource.Attribute("SinkAddress").Value;
}
if (xmlSource.Attribute("HasAudio") != null)
{
if (xmlSource.Attribute("HasAudio").Value == "1")
{
source.HasAudio = true;
}
}
XElement xmlCameraControl = xmlSource.Element("CameraControl");
if (xmlCameraControl != null)
{
CameraControlInfo info = new CameraControlInfo();
info.PTZType = (PTZType)Enum.Parse(typeof(PTZType), xmlCameraControl.Attribute("PTZType").Value);
XElement xmlCaps = xmlCameraControl.Element("Capabilities");
if (xmlCaps != null)
{
info.Capabilities = CameraCapabilitiesAndLimits.CreateFromXml(xmlCaps);
}
XElement xmlAddress = xmlCameraControl.Element("Address");
if (xmlAddress != null)
{
info.Address = xmlAddress.Value;
}
source.CameraControl = info;
}
sourceGroup.Sources.Add(source);
}
catch (Exception e)
{
ErrorLogger.DumpToDebug(e);
}
}
result.Add(sourceGroup);
}
return(result);
}
/// <summary>
/// Connects to given address and parses xml to extract all IP addresses
/// of all nodes advertising given service type
/// </summary>
/// <param name="type">Type of service to retrieve.</param>
/// <param name="address">IP address to get xml from - Note that the file /xml/services is added onto this IP.</param>
/// <param name="exc">If an exception was thrown while retrieving services, it is returned here.</param>
/// <returns>list of Advertised Service Objects</returns>
public static List <SourceDiscoveryGroup> ReadFile(String path)
{
List <SourceDiscoveryGroup> result = new List <SourceDiscoveryGroup>();
XDocument doc = XDocument.Load(path);
IEnumerable <XElement> groups = doc.Element("SourceGroups").Elements("SourceGroup");
foreach (XElement group in groups)
{
SourceDiscoveryGroup sourceGroup = new SourceDiscoveryGroup();
ServerInfo serverInfo = new ServerInfo();
serverInfo.ServerName = "Local";
serverInfo.ServerAddress = "127.0.0.1";
sourceGroup.ServerInfo = serverInfo;
sourceGroup.Version = Int32.Parse(group.Attribute("Version").Value);
sourceGroup.Name = group.Attribute("Name").Value;
IEnumerable <XElement> sources = group.Elements("StreamSourceInfo");
foreach (XElement xmlSource in sources)
{
StreamSourceInfo source = new StreamSourceInfo();
source.SourceName = xmlSource.Attribute("Name").Value;
XAttribute sourceTypeAttribute = xmlSource.Attribute("SourceType");
if (sourceTypeAttribute != null)
{
source.SourceType = (SourceType)Enum.Parse(typeof(SourceType), sourceTypeAttribute.Value);
}
else
{
source.SourceType = SourceType.RTSP;
}
source.Description = xmlSource.Attribute("Description").Value;
if (xmlSource.Attribute("SinkAddress") != null)
{
source.SinkAddress = xmlSource.Attribute("SinkAddress").Value;
}
else if (xmlSource.Attribute("ClientURL") != null)
{
source.SinkAddress = xmlSource.Attribute("ClientURL").Value;
}
if (source.SinkAddress.StartsWith(@"rtsp://"))
{
if ((xmlSource.Attribute("SourceType") != null) && xmlSource.Attribute("SourceType").Value == "RTSP_Elecard")
{
source.SourceType = SourceType.RTSP_Elecard;
}
else
{
source.SourceType = SourceType.RTSP;
}
}
if (xmlSource.Element("CameraControl") != null)
{
XElement xmlCameraControl = xmlSource.Element("CameraControl");
CameraControlInfo info = new CameraControlInfo();
info.PTZType = (PTZType)Enum.Parse(typeof(PTZType), xmlCameraControl.Attribute("PTZType").Value);
XElement xmlCaps = xmlCameraControl.Element("Capabilities");
if (xmlCaps != null)
{
info.Capabilities = CameraCapabilitiesAndLimits.CreateFromXml(xmlCaps);
}
XElement xmlAddress = xmlCameraControl.Element("Address");
if (xmlAddress != null)
{
info.Address = xmlAddress.Value;
}
source.CameraControl = info;
}
sourceGroup.Sources.Add(source);
}
result.Add(sourceGroup);
}
return(result);
}
public static ICameraControlClient Create(String serverAddress, StreamSourceInfo info)
{
ICameraControlClient result = null;
if (info.CameraControl.PTZType == PTZType.Stacked)
{
StackedCameraControlClient client = new StackedCameraControlClient();
CameraControlClients.Protocol.IProtocol protocol;
CameraControlClients.Transport.ITransport transport;
if (info.CameraControl.Address != null)
{
UriBuilder uriBuilder = new UriBuilder(info.CameraControl.Address);
if (uriBuilder.Scheme == "test1")
{
transport = new CameraControlClients.Transport.DebugTest1(info.CameraControl.Address);
}
else if (uriBuilder.Scheme == "vivotektunnel")
{
transport = new CameraControlClients.Transport.VivotekTunnel(info.CameraControl.Address);
}
else
{
throw new Exception("unknown camera control transport type");
}
if (uriBuilder.Path.Contains("wca261"))
{
protocol = new CameraControlClients.Protocol.WonwooWCA261(client, transport);
}
else if (uriBuilder.Path.Contains("wcc261"))
{
protocol = new CameraControlClients.Protocol.WonwooWCC261(client, transport);
}
else
{
throw new Exception("unknown camera control protocol type");
}
client.Protocol = protocol;
CameraCapabilitiesAndLimits caps = new CameraCapabilitiesAndLimits();
caps.HasAbsoluteControls = protocol.HasAbsoluteControls;
caps.HasPan = protocol.HasPan;
caps.HasTilt = protocol.HasTilt;
caps.HasZoom = protocol.HasZoom;
caps.HasDigitalZoom = protocol.HasDigitalZoom;
caps.HasEmitter = protocol.HasEmitter;
caps.HasStabilizer = protocol.HasStabilizer;
caps.HasInfrared = protocol.HasInfrared;
caps.HasInverter = protocol.HasInverter;
caps.HasWiper = protocol.HasWiper;
caps.HasFocus = protocol.HasFocus;
caps.PanLimitStart = protocol.PanLimitStart;
caps.PanLimitAngle = protocol.PanLimitAngle;
caps.PanOffset = protocol.PanOffset;
caps.TiltMaxAngle = protocol.TiltMaxAngle;
caps.TiltMinAngle = protocol.TiltMinAngle;
caps.ZoomMaxLevel = protocol.ZoomMaxLevel;
caps.ZoomMinLevel = protocol.ZoomMinLevel;
caps.FieldOfView = protocol.FieldOfView;
info.CameraControl.Capabilities = caps;
result = client;
}
}
else
{
result = new LegacyCameraControlClient(serverAddress);
}
return(result);
}
