/// <summary>
/// Loads macros from rewindable reader instance.
/// </summary>
/// <param name="rewinder">The instance to read data from.</param>
private void Load(RewindableTextReader rewinder)
{
Helper.ThrowIfNull(rewinder);
string line = null;
while ((line = rewinder.ReadLine()) != null)
{
MacroName macro = MacroName.Create(line);
switch (macro.Symbol)
{
case "o":
LoadGlobalOptions(rewinder);
break;
case "v":
VarFloor var = new VarFloor()
{
Macro = macro,
Variance = ReadTagArray(rewinder, "<VARIANCE>"),
};
VarFloors.Add(var.Macro.Name, var);
break;
case "t":
Transition trans = new Transition()
{
Macro = macro,
Matrix = ReadTransition(rewinder),
};
Transitions.Add(trans.Macro.Name, trans);
break;
case "s":
HmmStream stream = ReadStream(rewinder);
stream.Name = macro.Name;
Streams.Add(macro.Name, stream);
break;
case "h":
HmmModel model = ReadModel(rewinder, Streams, Transitions);
model.Macro = macro;
Models.Add(macro.Name, model);
break;
default:
throw new InvalidDataException(Helper.NeutralFormat(
"Macro name [{0}] is not supported in line [{1}].", macro.Name, macro.Name));
}
}
}
/// <summary>
/// Converts the transition instance into string in MMF format.
/// </summary>
/// <param name="transition">The transition instance to convert.</param>
/// <returns>Transition instance in string format.</returns>
private static string ToString(Transition transition)
{
Helper.ThrowIfNull(transition);
return Helper.NeutralFormat("<TRANSP> {1}{0}{2}",
Environment.NewLine, transition.Matrix.GetLength(0), ToString(transition.Matrix));
}