public void Start()
{
var _commands = Commands;
//if (IncludeCommonWords)
//{
// if (string.IsNullOrEmpty(_commands)) _commands = Extensions.GetStringFromResource(typeof(MSSpeechPlugin), "commands.txt");
// if (!string.IsNullOrEmpty(_commands)) _commands += "\n" + Extensions.GetStringFromResource(typeof(MSSpeechPlugin), "commands.txt");
//}
if (!string.IsNullOrEmpty(_commands) || IncludeCommonWords)
{
var gBuilder = new System.Speech.Recognition.GrammarBuilder();
//if (IncludeCommonWords)
//{
// gBuilder.AppendDictation();
//}
if (!string.IsNullOrEmpty(_commands))
{
var commands = new System.Speech.Recognition.Choices();
var array = _commands.Split(new char[] { '\n', '\r' }).Where(x => !string.IsNullOrEmpty(x)).ToArray();
commands.Add(array);
gBuilder.Append(commands);
}
if (IncludeCommonWords)
{
gBuilder.AppendDictation();
}
var grammer = new System.Speech.Recognition.Grammar(gBuilder);
recEngine.UnloadAllGrammars();
recEngine.LoadGrammarAsync(grammer);
recEngine.RecognizeAsync(System.Speech.Recognition.RecognizeMode.Multiple);
}
}
public void speechToTextInit()
{
//This method is used for converting speech into text
//Creates an instance of the system.speech speech recognition engine for use with speech to text
stt_sre = new System.Speech.Recognition.SpeechRecognitionEngine();
//Uses dictation grammar to allow freedom of speech for entering any word detected
System.Speech.Recognition.Grammar dictationGrammar = new System.Speech.Recognition.DictationGrammar();
//Loads the dictation grammar into the speech recognition engine
stt_sre.LoadGrammar(dictationGrammar);
try
{
//Try catch is used here to catch any invalid operation exceptions that could occur when detecting speech to text
stt_sre.SetInputToDefaultAudioDevice();
//Saves result from speech recognition as a recognition result object
System.Speech.Recognition.RecognitionResult result = stt_sre.Recognize();
if (result != null)
{
//Speech result is set to the string of the result to be used in speech to text
speechResult = result.Text;
//Removes any spaces to prevent inconsistencies
speechResult.Replace(",", "");
Console.WriteLine("The result is: " + speechResult);
try
{
//Used in passing results from speech to text to other classes
speechInputCheck(speechResult);
}
catch (NullReferenceException null_ref)
{
//Used in catching if the speechResult is null, showing that the exception has been thrown and its source
Console.WriteLine("NullReferenceException thrown in speech: " + null_ref.Message + null_ref.Source);
}
}
}
catch (InvalidOperationException invalid)
{
Console.WriteLine("InvalidOperationException in speech: " + invalid.Message + invalid.Source);
}
finally
{
//Unloads the speech recognition engine once finished
stt_sre.UnloadAllGrammars();
}
}