public static void loadGrammar(Elite.MessageBus messageBus)
{
SpeechRecognitionEngine recognitionEngine = messageBus.recognitionEngine;
recognitionEngine.SetInputToDefaultAudioDevice();
recognitionEngine.InitialSilenceTimeout = TimeSpan.FromSeconds(5);
recognitionEngine.EndSilenceTimeout = TimeSpan.FromSeconds(1.5);
recognitionEngine.BabbleTimeout = TimeSpan.FromSeconds(5);
DateTime startTime = DateTime.Now;
Debug.Write("Begin loading star system grammar");
bool grammarLoaded = true;
int counter = 0;
try
{
GrammarBuilder gb = new GrammarBuilder();
gb.Culture = messageBus.recognitionEngineLang;
Choices systemChoice = new Choices();
foreach (string system in messageBus.systemIndex["systems"].Keys)
{
List <string> alternates = alternatePhonetics(system);
foreach (string alternate in alternates)
{
counter += 1;
GrammarBuilder systemBuilder = new GrammarBuilder(alternate);
systemBuilder.Culture = messageBus.recognitionEngineLang;
SemanticResultValue systemSemantic = new SemanticResultValue(systemBuilder, system);
systemChoice.Add(new GrammarBuilder(systemSemantic));
}
}
gb.Append(systemChoice);
Grammar grammar = new Grammar(gb);
grammar.Name = "populated";
recognitionEngine.LoadGrammar(grammar);
Debug.Write("Star system recognition engine rules loaded: " + counter);
}
catch (Exception ex)
{
Debug.Write(ex.ToString());
grammarLoaded = false;
Debug.Write("Error: Unable to load grammar");
Announcements.errorAnnouncement(messageBus, "Unable to load star system recognition engine");
}
if (grammarLoaded)
{
DateTime endTime = DateTime.Now;
TimeSpan loadTime = endTime - startTime;
Debug.Write("Finished loading star system grammar. Load time: " + loadTime.Seconds.ToString() + " seconds");
Debug.Write("Recognition Engine - Audio Level: " + recognitionEngine.AudioLevel.ToString());
Debug.Write("Recognition Engine - Audio Format: " + recognitionEngine.AudioFormat.ToString());
Debug.Write("Recognition Engine - Grammars Loaded: " + recognitionEngine.Grammars.Count.ToString());
Debug.Write("Recognition Engine - Recognizer Information: " + recognitionEngine.RecognizerInfo.Name.ToString());
Announcements.engineAnnouncement(messageBus);
}
messageBus.grammarLoaded = grammarLoaded;
}
