// Send a GET request used for getting the speech sound
private IEnumerator RequestSpeechAudio(string textRequest, string filename, GuideController.SelectedLanguage lang)
{
string languageId = "";
switch (lang)
{
case GuideController.SelectedLanguage.En:
languageId = "en";
break;
case GuideController.SelectedLanguage.Fr:
languageId = "fr";
break;
}
string reqQuery = "?text=" + textRequest + "&lang=" + languageId;
using (var uwr = UnityWebRequestMultimedia.GetAudioClip("localhost:3000" + reqQuery, AudioType.WAV)) {
yield return(uwr.SendWebRequest());
if (uwr.isNetworkError || uwr.isHttpError)
{
Debug.LogWarning(uwr.error);
yield break;
}
AudioClip clip = DownloadHandlerAudioClip.GetContent(uwr);
// use audio clip
SaveAndPlaySound(clip, filename);
}
}
// Play the speech (reading of the text parameter)
// If the text doesn't already exist, a request for it will be sent
public void Play(string text, GuideController.SelectedLanguage lang)
{
// Hash the text to get the filename
string filename = Md5(text);
AudioClip speechSound = (AudioClip)Resources.Load(filename);
if (speechSound == null)
{
StartCoroutine(RequestSpeechAudio(text, filename, lang));
}
else
{
PlayLoadedSound(speechSound);
}
}
