/// <summary>
/// This starts the service listening and it will invoke the callback for any recognized text.
/// OnSynthesize() must be called by the user to queue audio data to send to the service.
/// StopListening() should be called when you want to stop listening.
/// </summary>
/// <param name="callback">All recognize results are passed to this callback.</param>
/// <returns>Returns true on success, false on failure.</returns>
public bool StartListening(OnSynthesize callback)
{
if (callback == null)
{
throw new ArgumentNullException("callback");
}
if (isListening)
{
return(false);
}
if (!CreateListenConnector())
{
return(false);
}
Dictionary <string, string> customHeaders = new Dictionary <string, string>();
foreach (KeyValuePair <string, string> kvp in customRequestHeaders)
{
customHeaders.Add(kvp.Key, kvp.Value);
}
if (customHeaders != null && listenSocket != null)
{
foreach (KeyValuePair <string, string> kvp in customHeaders)
{
listenSocket.Headers.Add(kvp.Key, kvp.Value);
}
}
isListening = true;
listenCallback = callback;
return(true);
}
/// <summary>
/// Invoke this function stop this service from listening.
/// </summary>
/// <returns>Returns true on success, false on failure.</returns>
public bool StopListening()
{
if (!isListening)
{
return(false);
}
isListening = false;
CloseListenConnector();
listenTexts.Clear();
listenCallback = null;
return(true);
}
