void OnApplicationQuit()
{
if (initialized || SphinxPlugin.Is_Recognizer_Enabled() == 1)
{
Stop();
}
}
public static void Pause()
{
if (!initialized || SphinxPlugin.Is_Recognizer_Enabled() == 0)
{
Debug.LogWarning("Attempting to pause a recognizer that has not been initialized.");
return;
}
running = false;
}
public static void Stop()
{
if (!initialized || SphinxPlugin.Is_Recognizer_Enabled() == 0)
{
Debug.LogWarning("Attempting to stop a recognizer that has not been initialized.");
}
SphinxPlugin.Free_Recognizer();
instance.StopCoroutine("Recognize");
initialized = false;
running = false;
}
public static bool IsRunning()
{
if ((running && SphinxPlugin.Is_Recognizer_Enabled() == 0) ||
(!running && SphinxPlugin.Is_Recognizer_Enabled() == 1))
{
Debug.LogError("DLL and UnitySphinx somehow got out of sync. This should be impossible.");
return(false);
}
bool isRunning = running && SphinxPlugin.Is_Recognizer_Enabled() == 1;
return(isRunning);
}
public static bool IsInitialized()
{
if ((initialized && SphinxPlugin.Is_Recognizer_Enabled() == 0) ||
(!initialized && SphinxPlugin.Is_Recognizer_Enabled() == 1))
{
Debug.LogError("DLL and UnitySphinx somehow got out of sync. This should be impossible.");
return(false);
}
bool isInitialized = initialized && SphinxPlugin.Is_Recognizer_Enabled() == 1;
return(isInitialized);
}
IEnumerator Recognize()
{
while (true)
{
yield return(null);
if (running && Time.time - lastRecognized >= 0.1f)
{
lastRecognized = Time.time;
SphinxPlugin.Recognize_Mic();
}
}
}
public static string GetSearchModel()
{
StringBuilder str = new StringBuilder(10);
int strlen = str.Capacity;
int errcode = SphinxPlugin.Get_Search_Model(str, strlen);
if (errcode == -91)
{
Debug.LogWarning("Pocketsphinx recognizer object was not initialized properly.");
}
else if (errcode == -92)
{
Debug.LogWarning("Pocketsphinx has no search model enabled.");
}
return(str.ToString());
}
public static string DequeueString()
{
int strlen = SphinxPlugin.Request_Buffer_Length();
// Not sure what the buffer size difference is between
// char * and StringBuilder, so just add 10 more bytes
strlen += 10;
StringBuilder str = new StringBuilder(strlen);
if (strlen > 0)
{
SphinxPlugin.Dequeue_String(str, strlen);
}
return(str.ToString());
}
public static void SetkwsPath(string path)
{
Stop();
StringBuilder str = new StringBuilder(path.Length);
str.Append(path);
int errcode = SphinxPlugin.Set_kws(str);
if (errcode == -61)
{
Debug.LogWarning("Pocketsphinx recognizer object was not initialized properly. Failed to set kws file.");
}
else if (errcode == -62)
{
Debug.LogWarning("Failed to set kws file. Ensure the path is valid.");
}
instance.StartCoroutine("Recognize");
searchModel = SearchModel.kws;
Init();
Run();
}
public static void Init(AudioDevice audioDevice, SearchModel searchModel, string hmm, string lm, string dict, string jsgf, string kws)
{
int searchInt = SearchModelToSearchInt(searchModel);
int audioInt = 0;
if (audioDevice == AudioDevice.Mic)
{
audioInt = 0;
}
else if (audioDevice == AudioDevice.File)
{
audioInt = 1;
}
StringBuilder hmmSB = new StringBuilder(hmm.Length);
StringBuilder lmSB = new StringBuilder(lm.Length);
StringBuilder dictSB = new StringBuilder(dict.Length);
StringBuilder jsgfSB = new StringBuilder(jsgf.Length);
StringBuilder kwsSB = new StringBuilder(kws.Length);
hmmSB.Append(hmm);
lmSB.Append(lm);
dictSB.Append(dict);
jsgfSB.Append(jsgf);
kwsSB.Append(kws);
if (instance == null)
{
//By Unity's design, an instance is required to start a coroutine for speech recognition
Debug.LogError("There needs to be one instance of UnitySphinx in the scene. Initialization aborted.");
return;
}
if (initialized || running || SphinxPlugin.Is_Recognizer_Enabled() == 1)
{
Debug.LogError("There was an attempt to initialize a new instance of UnitySphinx without stopping it. Aborted.");
return;
}
//Stop ();
int errcode = SphinxPlugin.Init_Recognizer(audioInt, searchInt,
hmmSB, lmSB, dictSB, jsgfSB, kwsSB);
if (errcode != 0)
{
Debug.LogError("Pocketsphinx recognizer object failed to initialize.");
if (errcode == -20)
{
Debug.LogError("Config failed to initialize properly.");
}
else if (errcode == -21)
{
Debug.LogError("Check that all your dictionary, grammar, and acoustic model paths are correct.");
}
else if (errcode == -31)
{
Debug.LogError("Failed to open mic device.");
}
else if (errcode == -32)
{
Debug.LogError("Failed to start recording through mic.");
}
else if (errcode == -33)
{
Debug.LogError("Failed to start utterance.");
}
else if (errcode == -61)
{
Debug.LogWarning("Pocketsphinx recognizer object was not initialized properly. Failed to set kws file.");
}
else if (errcode == -62)
{
Debug.LogWarning("Failed to set kws file. Ensure the path is valid.");
}
else if (errcode == -71)
{
Debug.LogWarning("Pocketsphinx recognizer object was not initialized properly. Failed to set jsgf file.");
}
else if (errcode == -72)
{
Debug.LogWarning("Failed to set jsgf file. Ensure the path is valid.");
}
else
{
Debug.LogWarning("Some other problem happened");
}
return;
}
initialized = true;
instance.StartCoroutine("Recognize");
}
public static bool IsUtteranceStarted()
{
return(SphinxPlugin.Is_utt_started() == 1);
}
public static int GetQueueLength()
{
return(SphinxPlugin.Get_Queue_Length());
}
