Tests.SpeechTests.TestSpeech C# (CSharp) Method

        public void TestSpeech()
        {
            SpeechSynthesizer synth = new SpeechSynthesizer();
            using (MemoryStream stream = new MemoryStream())
            {
                synth.SetOutputToWaveStream(stream);
                synth.Speak("This is a test.");
                stream.Seek(0, SeekOrigin.Begin);
                IWaveSource source = new WaveFileReader(stream);
                EventWaitHandle waitHandle = new EventWaitHandle(false, EventResetMode.AutoReset);
                var soundOut = new WasapiOut();
                DmoEchoEffect echoSource = new DmoEchoEffect(source);
                soundOut.Initialize(echoSource);
                soundOut.Stopped += (s, e) => waitHandle.Set();
                soundOut.Play();
                waitHandle.WaitOne();
                soundOut.Dispose();
                source.Dispose();
            }
        }