/// <summary>
/// Translates speech to text by making a request to the speech-to-text API.
/// </summary>
protected override IEnumerator TranslateRecordingToText()
{
m_TempAudioComponent.ClearTempAudioFiles();
// Save recorded audio to a WAV file.
string recordedAudioFilePath = SavWav.Save(m_TempAudioComponent.TempAudioRelativePath(), AudioRecordingManager.Instance.RecordedAudio);
// Construct a request with the WAV file and send it.
var request = new Request("POST", Constants.WitAiSpeechToTextBaseURL + "?" +
Constants.WitAiVersionParameterName + "=" + DateTime.Now.ToString(Constants.WitAiVersionDateFormat));
request.headers.Add("Authorization", "Bearer " + m_APIAccessToken);
request.headers.Add("Content-Type", "audio/wav");
request.Bytes = File.ReadAllBytes(recordedAudioFilePath);
SmartLogger.Log(DebugFlags.WitAINonStreamingSpeechToText, "Sending request");
request.Send();
float startTime = Time.time;
while (!request.isDone)
{
yield return(null);
}
SmartLogger.Log(DebugFlags.WitAINonStreamingSpeechToText, "response time: " + (Time.time - startTime));
// Finally, grab the response JSON once the request is done.
var responseJSON = new JSONObject(request.response.Text, int.MaxValue);
SmartLogger.Log(DebugFlags.WitAINonStreamingSpeechToText, "Received request result");
SmartLogger.Log(DebugFlags.WitAINonStreamingSpeechToText, responseJSON.ToString());
string errorText = WitAiSpeechToTextResponseJSONParser.GetErrorFromResponseJSON(responseJSON);
if (errorText != null)
{
if (m_OnError != null)
{
m_OnError(errorText);
}
}
if (m_OnTextResult != null)
{
m_OnTextResult(WitAiSpeechToTextResponseJSONParser.GetTextResultFromResponseJSON(responseJSON));
}
m_TempAudioComponent.ClearTempAudioFiles();
}
/// <summary>
/// Translates speech to text by making a request to the speech-to-text API.
/// </summary>
protected override IEnumerator TranslateRecordingToText()
{
m_TempAudioComponent.ClearTempAudioFiles();
// Save recorded audio to a WAV file.
string recordedAudioFilePath = SavWav.Save(m_TempAudioComponent.TempAudioRelativePath(), AudioRecordingManager.Instance.RecordedAudio);
//WWW request
string _url = Constants.WitAiSpeechToTextBaseURL + "?" +
Constants.WitAiVersionParameterName + "=" + DateTime.Now.ToString(Constants.WitAiVersionDateFormat);
UnityWebRequest www = new UnityWebRequest(_url, UnityWebRequest.kHttpVerbPOST);
byte[] bytes = File.ReadAllBytes(recordedAudioFilePath);
UploadHandlerRaw uH = new UploadHandlerRaw(bytes);
uH.contentType = "application/json";
www.uploadHandler = uH;
www.downloadHandler = new DownloadHandlerBuffer();
www.SetRequestHeader("Content-Type", "application/json");
www.SetRequestHeader("Authorization", "Bearer " + m_APIAccessToken);
SmartLogger.Log(DebugFlags.GoogleNonStreamingSpeechToText, "sent request");
float startTime = Time.time;
yield return(www.Send());
while (!www.isDone)
{
yield return(null);
}
if (www.isError)
{
SmartLogger.Log(DebugFlags.GoogleNonStreamingSpeechToText, www.error);
}
else
{
SmartLogger.Log(DebugFlags.GoogleNonStreamingSpeechToText, "Form upload complete!");
}
SmartLogger.Log(DebugFlags.WitAINonStreamingSpeechToText, "response time: " + (Time.time - startTime));
// Grab the response JSON once the request is done and parse it.
var responseJSON = new JSONObject(www.downloadHandler.text, int.MaxValue);
//END WWW
// Construct a request with the WAV file and send it.
//var request = new Request("POST", Constants.WitAiSpeechToTextBaseURL + "?" +
// Constants.WitAiVersionParameterName + "=" + DateTime.Now.ToString(Constants.WitAiVersionDateFormat));
//request.headers.Add("Authorization", "Bearer " + m_APIAccessToken);
//request.headers.Add("Content-Type", "audio/wav");
//request.Bytes = File.ReadAllBytes(recordedAudioFilePath);
//SmartLogger.Log(DebugFlags.WitAINonStreamingSpeechToText, "Sending request");
//request.Send();
//while (!request.isDone)
//{
// yield return null;
//}
//SmartLogger.Log(DebugFlags.WitAINonStreamingSpeechToText, "response time: " + (Time.time - startTime));
// Finally, grab the response JSON once the request is done.
//var responseJSON = new JSONObject(request.response.Text, int.MaxValue);
SmartLogger.Log(DebugFlags.WitAINonStreamingSpeechToText, "Received request result");
SmartLogger.Log(DebugFlags.WitAINonStreamingSpeechToText, responseJSON.ToString());
string errorText = WitAiSpeechToTextResponseJSONParser.GetErrorFromResponseJSON(responseJSON);
if (errorText != null)
{
if (m_OnError != null)
{
m_OnError(errorText);
}
}
if (m_OnTextResult != null)
{
m_OnTextResult(WitAiSpeechToTextResponseJSONParser.GetTextResultFromResponseJSON(responseJSON));
}
m_TempAudioComponent.ClearTempAudioFiles();
}