private SpecificInfo SpecificInfoDeserialize(string xml)
{
if (string.IsNullOrEmpty(xml))
{
return(null);
}
SpecificInfo info = null;
try
{
XmlDocument doc = new XmlDocument();
doc.Load(new StringReader(xml));
info = new SpecificInfo();
info.User = ReadXML(doc, "/HTTP/User");
info.Password = ReadXML(doc, "/HTTP/Password");
info.Host = ReadXML(doc, "/HTTP/Host");
info.Port = ReadXML(doc, "/HTTP/Port");
info.Path = ReadXML(doc, "/HTTP/Path");
info.Format = ReadXML(doc, "/HTTP/Format");
}
catch (Exception e)
{
log.ErrorFormat(e.Message);
}
return(info);
}
public string BuildURL(SpecificInfo specific)
{
string url = "";
if (string.IsNullOrEmpty(specific.User) && string.IsNullOrEmpty(specific.Password))
{
if (string.IsNullOrEmpty(specific.Port) || specific.Port == "80")
{
url = string.Format("http://{0}{1}", specific.Host, specific.Path);
}
else
{
url = string.Format("http://{0}:{1}{2}", specific.Host, specific.Port, specific.Path);
}
}
else
{
if (string.IsNullOrEmpty(specific.Port) || specific.Port == "80")
{
url = string.Format("http://{0}:{1}@{2}{3}", specific.User, specific.Password, specific.Host, specific.Path);
}
else
{
url = string.Format("http://{0}:{1}@{2}:{3}{4}", specific.User, specific.Password, specific.Host, specific.Port, specific.Path);
}
}
return(url);
}
public FrameGrabber(CameraSummary summary, CameraManagerHTTP manager)
{
this.summary = summary;
this.manager = manager;
SpecificInfo specific = summary.Specific as SpecificInfo;
if (specific == null)
{
return;
}
string url = URLHelper.BuildURL(specific);
this.format = specific.Format;
if (format == "MJPEG")
{
device = new CameraHTTPClientMJPEG(url, specific.User, specific.Password);
}
else if (format == "JPEG")
{
device = new CameraHTTPClientJPEG(url, specific.User, specific.Password);
}
}
public override bool Equals(object obj)
{
SpecificInfo other = obj as SpecificInfo;
if (other == null)
{
return(false);
}
return(this.User == other.User && this.Password == other.Password && this.Host == other.Host && this.Port == other.Port && this.Path == other.Path && this.Format == other.Format);
}
private SpecificInfo CreateSpecific()
{
SpecificInfo specific = new SpecificInfo();
specific.User = user;
specific.Password = password;
specific.Host = host;
specific.Port = port;
specific.Path = path;
specific.Format = format;
return(specific);
}
public SpecificInfo Clone()
{
SpecificInfo specific = new SpecificInfo();
specific.User = this.User;
specific.Password = this.Password;
specific.Host = this.Host;
specific.Port = this.Port;
specific.Path = this.Path;
specific.Format = this.Format;
return(specific);
}
public void Populate(SpecificInfo specific)
{
// This is used in the context of reconfiguring an existing camera.
host = specific.Host;
port = specific.Port;
user = specific.User;
password = specific.Password;
path = specific.Path;
format = specific.Format;
urlImport = true;
paramImport = true;
PopulateFields();
PopulateURL();
urlImport = false;
paramImport = false;
}
public SnapshotRetriever(CameraManagerHTTP manager, CameraSummary summary)
{
this.summary = summary;
string url = "";
SpecificInfo specific = summary.Specific as SpecificInfo;
if (specific != null)
{
url = manager.BuildURL(specific);
}
if (specific.Format == "MJPEG")
{
device = new CameraHTTPClientMJPEG(url);
}
else if (specific.Format == "JPEG")
{
device = new CameraHTTPClientJPEG(url);
}
}
private string SpecificInfoSerialize(CameraSummary summary)
{
SpecificInfo info = summary.Specific as SpecificInfo;
if (info == null)
{
return(null);
}
XmlDocument doc = new XmlDocument();
XmlElement xmlRoot = doc.CreateElement("HTTP");
AppendXML(doc, xmlRoot, "User", info.User);
AppendXML(doc, xmlRoot, "Password", info.Password);
AppendXML(doc, xmlRoot, "Host", info.Host);
AppendXML(doc, xmlRoot, "Port", info.Port);
AppendXML(doc, xmlRoot, "Path", info.Path);
AppendXML(doc, xmlRoot, "Format", info.Format);
doc.AppendChild(xmlRoot);
return(doc.OuterXml);
}