/// <summary>
/// Process the response from the websocket
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
private void WebSocket_MessageReceived(MessageWebSocket sender, MessageWebSocketMessageReceivedEventArgs args)
{
try
{
if (args.MessageType == SocketMessageType.Utf8)
{
// parse the text result that contains the recognition and translation
// {"type":"final","id":"0","recognition":"Hello, can you hear me now?","translation":"Hallo, kannst du mich jetzt hören?"}
string jsonOutput;
using (var dataReader = args.GetDataReader())
{
dataReader.UnicodeEncoding = Windows.Storage.Streams.UnicodeEncoding.Utf8;
jsonOutput = dataReader.ReadString(dataReader.UnconsumedBufferLength);
}
var result = JsonConvert.DeserializeObject <Result>(jsonOutput);
this.onSpeechTranslateResult(result);
}
else if (args.MessageType == SocketMessageType.Binary)
{
// the binary output is the text to speech audio
using (var dataReader = args.GetDataReader())
{
dataReader.ByteOrder = ByteOrder.LittleEndian;
this.onTextToSpeechData(AudioFrameHelper.GetAudioFrame(dataReader));
}
}
}
catch (Exception e)
{
this.onSpeechTranslateResult(new Result()
{
Status = e.Message
});
}
}
/// <summary>
/// Send audio frame to the Machine Translation Service
/// </summary>
/// <param name="frame"></param>
public void SendAudioFrame(AudioFrame frame)
{
AudioFrameHelper.SendAudioFrame(frame, this.dataWriter);
}