/// <summary>
/// Parses the int values of port.
/// </summary>
/// <param name="stringValue">A string value.</param>
/// <returns>The port couple</returns>
public static PortCouple Parse(string stringValue)
{
if (stringValue == null)
{
throw new ArgumentNullException("stringValue");
}
Contract.Requires(!string.IsNullOrEmpty(stringValue));
string[] values = stringValue.Split('-');
int tempValue;
int.TryParse(values[0], out tempValue);
PortCouple result = new PortCouple(tempValue);
tempValue = 0;
if (values.Length > 1)
{
int.TryParse(values[1], out tempValue);
}
result.Second = tempValue;
return(result);
}
/// <summary>
/// Parses the specified transport string.
/// </summary>
/// <param name="aTransportString">A transport string.</param>
/// <returns>The transport class.</returns>
/// <exception cref="ArgumentNullException"><paramref name="aTransportString"/> is null.</exception>
public static RtspTransport Parse(string aTransportString)
{
if (aTransportString == null)
{
throw new ArgumentNullException("aTransportString");
}
Contract.EndContractBlock();
RtspTransport returnValue = new RtspTransport();
string[] transportPart = aTransportString.Split(';');
string[] transportProtocolPart = transportPart[0].Split('/');
ReadTransport(returnValue, transportProtocolPart);
ReadProfile(returnValue, transportProtocolPart);
ReadLowerTransport(returnValue, transportProtocolPart);
foreach (string part in transportPart)
{
string[] subPart = part.Split('=');
switch (subPart[0].ToUpperInvariant())
{
case "UNICAST":
returnValue.IsMulticast = false;
break;
case "MULTICAST":
returnValue.IsMulticast = true;
break;
case "DESTINATION":
if (subPart.Length == 2)
{
returnValue.Destination = subPart[1];
}
break;
case "SOURCE":
if (subPart.Length == 2)
{
returnValue.Source = subPart[1];
}
break;
case "INTERLEAVED":
returnValue.IsMulticast = false;
if (subPart.Length < 2)
{
throw new ArgumentException("interleaved value invalid", "aTransportString");
}
returnValue.Interleaved = PortCouple.Parse(subPart[1]);
break;
case "APPEND":
returnValue.IsAppend = true;
break;
case "TTL":
int ttl = 0;
if (subPart.Length < 2 || !int.TryParse(subPart[1], out ttl))
{
throw new ArgumentException("TTL value invalid", "aTransportString");
}
returnValue.TTL = ttl;
break;
case "LAYERS":
int layers = 0;
if (subPart.Length < 2 || !int.TryParse(subPart[1], out layers))
{
throw new ArgumentException("Layers value invalid", "aTransportString");
}
returnValue.TTL = layers;
break;
case "PORT":
if (subPart.Length < 2)
{
throw new ArgumentException("Port value invalid", "aTransportString");
}
returnValue.Port = PortCouple.Parse(subPart[1]);
break;
case "CLIENT_PORT":
if (subPart.Length < 2)
{
throw new ArgumentException("client_port value invalid", "aTransportString");
}
returnValue.ClientPort = PortCouple.Parse(subPart[1]);
break;
case "SERVER_PORT":
if (subPart.Length < 2)
{
throw new ArgumentException("server_port value invalid", "aTransportString");
}
returnValue.ServerPort = PortCouple.Parse(subPart[1]);
break;
case "SSRC":
if (subPart.Length < 2)
{
throw new ArgumentException("ssrc value invalid", "aTransportString");
}
returnValue.SSrc = subPart[1];
break;
case "MODE":
if (subPart.Length < 2)
{
throw new ArgumentException("mode value invalid", "aTransportString");
}
returnValue.Mode = subPart[1];
break;
default:
// TODO log invalid part
break;
}
}
return(returnValue);
}