private int getSpeechBufferSize()
{
int retVal = -1;
ITTSEngine speechEngine = Context.AppTTSManager.ActiveEngine;
if (speechEngine != null)
{
ExtensionInvoker invoker = speechEngine.GetInvoker();
if (invoker != null)
{
retVal = invoker.GetIntValue("SpeechBufferSize", -1);
}
}
return retVal;
}