/// <summary>
/// 实现 ITTS 接口方法
/// 播放语音
/// </summary>
/// <param name="content"></param>
public void Play(string content)
{
if (Check_InitTextToSpeech() == false)
{
return;
}
Task myTask = new Task(() =>
{
AVSpeechUtterance speechUtterance = new AVSpeechUtterance(content)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 3,
Voice = AVSpeechSynthesisVoice.FromLanguage("zh-CN"),
Volume = mVolume,
PitchMultiplier = mPitch,
};
speechUtterance.Rate = mRate;
mSpeechSynthesizer.SpeakUtterance(speechUtterance);
});
myTask.ContinueWith((task) =>
{
if (task.IsFaulted == true)
{
string msg = string.Empty;
if (task.Exception != null)
{
msg = "TTS Play 异常 : \r\n{0}".FormatWith(task.Exception.GetFullInfo());
}
else
{
msg = "TTS Play 异常 : ".FormatWith();
}
System.Diagnostics.Debug.WriteLine(msg);
// TODO iOS MyTTS 弹窗提示
//System.Threading.Tasks.Task.Run(() =>
//{
// Looper.Prepare();
// Toast.MakeText(((Activity)Xamarin.Forms.Forms.Context), msg, ToastLength.Long).Show();
// Looper.Loop();
//});
}
});
myTask.Start();
}
public void Speak(string text)
{
_isSpeaking = true;
//var speechRate = UIDevice.CurrentDevice.CheckSystemVersion(8, 0) ? 8 : 4;
var speechUtterance = new AVSpeechUtterance(text)
{
//Rate = AVSpeechUtterance.MaximumSpeechRate / speechRate,
Rate = AVSpeechUtterance.DefaultSpeechRate,
Voice = AVSpeechSynthesisVoice.FromLanguage("en-US"),
Volume = 0.5f,
PitchMultiplier = 1.0f
};
_speechSynthesizer.SpeakUtterance(speechUtterance);
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
#region Using Siri's Voice
//First we're gonna create the AvFundation in which we use it for reading the speech using the Siri's voice
AVSpeechSynthesizer Siri = new AVSpeechSynthesizer();
#endregion
ButtonDesc.TouchUpInside += Happiness;
#region Hapiness Method Async
//This is used for getting the Image which we're gonna use
async void Happiness(object sender, EventArgs e)
{
var Path = await DownloadImageHappiness();
ImgDetection.Image = UIImage.FromFile(Path);
var StreamImage = ImgDetection.Image.AsJPEG(.5f).AsStream();
{
try
{
float Percent = await HappinessLevel(StreamImage);
TextDescription.Text = GettingMessage(Percent);
var Voice = new AVSpeechUtterance(TextDescription.Text);
Voice.Voice = AVSpeechSynthesisVoice.FromLanguage("es-MX");
Siri.SpeakUtterance(Voice);
}
catch (Exception ex)
{ TextDescription.Text = ex.Message; }
}
}
#endregion
}
public void Speak(string text, string voiceTypeIdentifier, FinishEvent audioFinishHandler = null)
{
if (string.IsNullOrEmpty(text))
{
throw new ArgumentNullException("text");
}
if (IsPlaying)
{
return;
}
this.audioFinishHandler = audioFinishHandler;
IsPlaying = true;
AVAudioSession.SharedInstance().SetCategory(AVAudioSessionCategory.PlayAndRecord,
AVAudioSessionCategoryOptions.AllowBluetooth | AVAudioSessionCategoryOptions.AllowBluetoothA2DP);
AVAudioSession.SharedInstance().OverrideOutputAudioPort(AVAudioSessionPortOverride.Speaker, out NSError error);
AVSpeechUtterance speechUtterance = new AVSpeechUtterance(text);
if (!string.IsNullOrEmpty(voiceTypeIdentifier))
{
speechUtterance.Voice = AVSpeechSynthesisVoice.FromIdentifier(voiceTypeIdentifier);
}
speechSynthesizer.SpeakUtterance(speechUtterance);
}
async Task SpeakUtterance(AVSpeechUtterance speechUtterance, CancellationToken cancelToken)
{
AVSpeechSynthesizer speechSynthesizer = new AVSpeechSynthesizer();
try
{
currentSpeak = new TaskCompletionSource <object>();
speechSynthesizer.DidFinishSpeechUtterance += OnFinishedSpeechUtterance;
speechSynthesizer.SpeakUtterance(speechUtterance);
using (cancelToken.Register(TryCancel))
{
await currentSpeak.Task;
}
}
finally
{
speechSynthesizer.DidFinishSpeechUtterance -= OnFinishedSpeechUtterance;
speechSynthesizer.Dispose();
}
void OnFinishedSpeechUtterance(object sender, AVSpeechSynthesizerUteranceEventArgs args) =>
currentSpeak?.TrySetResult(null);
void TryCancel()
{
speechSynthesizer?.StopSpeaking(AVSpeechBoundary.Word);
currentSpeak?.TrySetCanceled();
}
}
public static Task Speak(string text)
{
var speechSynthesizer = new AVSpeechSynthesizer();
var tcs = new TaskCompletionSource <bool> ();
var speechUtterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 4,
//Voice = AVSpeechSynthesisVoice.FromLanguage ("en-AU"),
//Volume = 0.5f,
//PitchMultiplier = 1.5f
};
EventHandler <AVSpeechSynthesizerUteranceEventArgs> del = null;
del = (object sender, AVSpeechSynthesizerUteranceEventArgs e) => {
if (e.Utterance == speechUtterance)
{
tcs.TrySetResult(true);
speechSynthesizer.DidFinishSpeechUtterance -= del;
}
};
speechSynthesizer.DidFinishSpeechUtterance += del;
speechSynthesizer.SpeakUtterance(speechUtterance);
return(tcs.Task);
}
// only works on devices, not the iOS Simulator?
public void Speak()
{
context.Fetch(); // re-populates with updated values
var text = taskDialog.Name + ". " + taskDialog.Notes;
if (UIDevice.CurrentDevice.CheckSystemVersion(7, 0))
{
var speechSynthesizer = new AVSpeechSynthesizer();
var speechUtterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 4,
Voice = AVSpeechSynthesisVoice.FromLanguage("en-AU"),
Volume = 0.5f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance(speechUtterance);
}
else
{
Console.WriteLine("Speech requires iOS 7");
}
}
public Task <bool> Speak(string text, bool disableMusic = false)
{
_speakTask = new TaskCompletionSource <bool>();
if (IsEnabled)
{
var speechUtterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 2,
Voice = AVSpeechSynthesisVoice.FromLanguage("en-US"),
Volume = 1.0f,
PitchMultiplier = 1.0f
//PreUtteranceDelay = 0.1
};
_speechSynthesizer.DidFinishSpeechUtterance += (sender, e) =>
{
_speakTask.TrySetResult(true);
};
if (_speechSynthesizer.Speaking)
{
_speechSynthesizer.StopSpeaking(AVSpeechBoundary.Immediate);
}
_speechSynthesizer.SpeakUtterance(speechUtterance);
}
return(_speakTask.Task);
}
public void Speak(string text)
{
var speechSynthesizer = new AVSpeechSynthesizer();
var speechUtterance = new AVSpeechUtterance(text);
speechSynthesizer.SpeakUtterance(speechUtterance);
}
internal static async Task SpeakUtterance(AVSpeechUtterance speechUtterance, CancellationToken cancelToken)
{
var tcsUtterance = new TaskCompletionSource <bool>();
var speechSynthesizer = new AVSpeechSynthesizer();
try
{
speechSynthesizer.DidFinishSpeechUtterance += OnFinishedSpeechUtterance;
speechSynthesizer.SpeakUtterance(speechUtterance);
using (cancelToken.Register(TryCancel))
{
await tcsUtterance.Task;
}
}
finally
{
speechSynthesizer.DidFinishSpeechUtterance -= OnFinishedSpeechUtterance;
}
void TryCancel()
{
speechSynthesizer?.StopSpeaking(AVSpeechBoundary.Word);
tcsUtterance?.TrySetResult(true);
}
void OnFinishedSpeechUtterance(object sender, AVSpeechSynthesizerUteranceEventArgs args)
{
if (speechUtterance == args.Utterance)
{
tcsUtterance?.TrySetResult(true);
}
}
}
public void Play()
{
if (!String.IsNullOrEmpty (Text)) {
var speechSynthesizer = new AVSpeechSynthesizer ();
var speechUtterance = new AVSpeechUtterance (Text);
speechSynthesizer.SpeakUtterance (speechUtterance);
}
}
public void WelcomePerson(string name)
{
if (!isSpeacking)
{
var speechUtterance = CreateUtterance(name);
_speech.SpeakUtterance(speechUtterance);
}
}
public static void Speak(string toSpeak)
{
var speechSynthesizer = new AVSpeechSynthesizer ();
var speechUtterance = new AVSpeechUtterance (toSpeak) {
Rate = AVSpeechUtterance.MaximumSpeechRate / 3
};
speechSynthesizer.SpeakUtterance (speechUtterance);
}
private void SpeakUtterance(bool queue, AVSpeechUtterance speechUtterance)
{
if (!queue && speechSynthesizer.Speaking)
{
speechSynthesizer.StopSpeaking(AVSpeechBoundary.Word);
}
speechSynthesizer.SpeakUtterance(speechUtterance);
}
public void Speak(string text)
{
var speechSynthesizer = new AVSpeechSynthesizer ();
speechSynthesizer.SpeakUtterance (new AVSpeechUtterance (text) {
Rate = AVSpeechUtterance.DefaultSpeechRate,
Voice = AVSpeechSynthesisVoice.FromLanguage ("en-US"),
Volume = .5f,
PitchMultiplier = 1.0f
});
}
public static void Speak(string toSpeak)
{
var speechSynthesizer = new AVSpeechSynthesizer();
var speechUtterance = new AVSpeechUtterance(toSpeak)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 3
};
speechSynthesizer.SpeakUtterance(speechUtterance);
}
public void Speak(string text){
var speechSynthesizer = new AVSpeechSynthesizer ();
var speechUtterance = new AVSpeechUtterance (text) {
Rate = AVSpeechUtterance.MaximumSpeechRate / 4,
Voice = AVSpeechSynthesisVoice.FromLanguage ("en-US"),
Volume = 0.5f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance (speechUtterance);
}
public void Speak(string text)
{
var speechUtterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 4,
Voice = language,//AVSpeechSynthesisVoice.FromLanguage("ko-KR"),
Volume = 0.5f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance(speechUtterance);
}
public void Falar(string Fala)
{
var speechSynthesizer = new AVSpeechSynthesizer ();
var speechUtterance = new AVSpeechUtterance (Fala) {
Rate = AVSpeechUtterance.MaximumSpeechRate/4,
Volume = 0.5f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance (speechUtterance);
}
public void SeseDonustur(string metin)
{
var metinSesi = new AVSpeechSynthesizer();
metinSesi.SpeakUtterance(new AVSpeechUtterance(metin)
{
Rate = AVSpeechUtterance.DefaultSpeechRate,
Voice = AVSpeechSynthesisVoice.FromLanguage("tr-TR"),
Volume = .5f,
PitchMultiplier = 1.0f
});
}
public void Speak(string text)
{
var speechSynthesizer = new AVSpeechSynthesizer();
speechSynthesizer.SpeakUtterance(new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.DefaultSpeechRate,
Voice = AVSpeechSynthesisVoice.FromLanguage("en-US"),
Volume = .5f,
PitchMultiplier = 1.0f
});
}
/// <summary>
/// 文字列を読み上げます
/// </summary>
/// <param name="text">読み上げる文字列</param>
public void Speak(string text)
{
var synthesizer = new AVSpeechSynthesizer();
synthesizer.SpeakUtterance(
new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 4,
Voice = AVSpeechSynthesisVoice.FromLanguage("ja-JP"),
Volume = 0.5f,
PitchMultiplier = 1.0f
});
}
public void LowSpeak(string text)
{
var speechSynthesizer = new AVSpeechSynthesizer();
var speechUtterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 2,
Voice = SelectVoice(),
Volume = 0.3f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance(speechUtterance);
}
public void speak(string text)
{
var speechSinthesizer = new AVSpeechSynthesizer();
var speechUterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 4,
Voice = AVSpeechSynthesisVoice.FromLanguage("es-ES"),
Volume = 0.5F,
PitchMultiplier = 1.0F
};
speechSinthesizer.SpeakUtterance(speechUterance);
}
public void Speak(string text)
{
var speechSynthesizer = new AVSpeechSynthesizer();
var speechUtterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 3,
Voice = AVSpeechSynthesisVoice.FromLanguage("en-US"),
Volume = volume,
PitchMultiplier = pitch
};
speechSynthesizer.SpeakUtterance(speechUtterance);
}
async void Felicidad(object sender, EventArgs e)
{
var ruta = await DescargarImagenAnalizarFelicidad();
imagen.Image = UIImage.FromFile(ruta);
var StreamdeImagen = imagen.Image.AsJPEG(.5f).AsStream();
{
try
{
float porcentaje = await NiveldeFelicidad(StreamdeImagen);
lblDescripccion.Text = TraerMensajeEmocion(porcentaje);
var voz = new AVSpeechUtterance(lblDescripccion.Text);
voz.Voice = AVSpeechSynthesisVoice.FromLanguage("es-MX");
habla.SpeakUtterance(voz);
}
catch (Exception ex)
{
lblDescripccion.Text = ex.Message;
}
}
}
public void Speak(string speakText)
{
var speechSynthesizer = new AVSpeechSynthesizer();
var speechUtterance = new AVSpeechUtterance(speakText)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 2,
Voice = AVSpeechSynthesisVoice.FromLanguage("en-US"),
Volume = 0.5f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance(speechUtterance);
}
/// <summary>
/// Uses speech synthesis to say something.
/// </summary>
/// <param name="text">Text.</param>
void Say(string text)
{
// Speak the current location.
var utterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 4,
Voice = AVSpeechSynthesisVoice.FromLanguage("en-US"),
Volume = .5f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance(utterance);
}
public void Speak(string text, string language)
{
var speechSynthesizer = new AVSpeechSynthesizer();
var speechUtterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 2,
Voice = AVSpeechSynthesisVoice.FromLanguage(language),
Volume = 1f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance(speechUtterance);
}
private void AISpeech(string textSpeak, float speechRate)
{
AVSpeechSynthesizer speech = new AVSpeechSynthesizer();
AVSpeechUtterance speechUtterance = new AVSpeechUtterance(textSpeak)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / speechRate,
Voice = AVSpeechSynthesisVoice.FromLanguage("en-US"),
Volume = 1.0f,
PitchMultiplier = 1.0f
};
speech.SpeakUtterance(speechUtterance);
}
async Task SpeakUtterance(AVSpeechUtterance speechUtterance, CancellationToken cancelToken)
{
try {
currentSpeak = new TaskCompletionSource <object> ();
speechSynthesizer.DidFinishSpeechUtterance += OnFinishedSpeechUtterance;
speechSynthesizer.SpeakUtterance(speechUtterance);
using (cancelToken.Register(TryCancel)) {
await currentSpeak.Task;
}
} finally {
speechSynthesizer.DidFinishSpeechUtterance -= OnFinishedSpeechUtterance;
}
}
public void Speak(string text, SpeechLanguages lang)
{
var speechSynthesizer = new AVSpeechSynthesizer();
var speechUtterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 4,
//Voice = AVSpeechSynthesisVoice.FromLanguage(lang.ToLocale().LocaleIdentifier),
Volume = 0.5f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance(speechUtterance);
}
public Task SpeakTextAsync(string text)
{
return(Task.Run(() =>
{
var speechUtterance = new AVSpeechUtterance(text.ToLower())
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 4,
Voice = _voice,
Volume = 0.5f,
PitchMultiplier = 1.0f
};
_speechSynthesizer.SpeakUtterance(speechUtterance);
}));
}
partial void btnSpeak_TouchUpInside(UIButton sender)
{
var speechSynthesizer = new AVSpeechSynthesizer ();
var button = (UIButton)sender;
var speechUtterance = new AVSpeechUtterance (button.TitleLabel.Text) {
Rate = AVSpeechUtterance.MaximumSpeechRate/4,
Voice = AVSpeechSynthesisVoice.FromLanguage ("en-US"),
Volume = 0.5f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance (speechUtterance);
}
/// <summary>
/// Speak example from:
/// http://blog.xamarin.com/make-your-ios-7-app-speak/
/// </summary>
public void Speak (string text)
{
if (!string.IsNullOrWhiteSpace (text)) {
var speechSynthesizer = new AVSpeechSynthesizer ();
var speechUtterance = new AVSpeechUtterance (text) {
Rate = AVSpeechUtterance.MaximumSpeechRate/4,
Voice = AVSpeechSynthesisVoice.FromLanguage ("en-US"),
Volume = volume,
PitchMultiplier = pitch
};
speechSynthesizer.SpeakUtterance (speechUtterance);
}
}
//english voice that notifies the end user of background executions
public void englishAIBackground(string textToSpeak)
{
AVSpeechSynthesizer englishSpeech = new AVSpeechSynthesizer();
AVSpeechUtterance englishVoice = new AVSpeechUtterance(textToSpeak)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 2.2f,
Voice = AVSpeechSynthesisVoice.FromLanguage("en-US"),
Volume = 1.0f,
PitchMultiplier = 1.0f
};
englishSpeech.SpeakUtterance(englishVoice);
}
//french voice that will be used to read the subtitle (DetailTextLabel) property of the french phrases, stored currently in the table view's memory cache
public void frenchPhraseBookAI(string textToSpeak)
{
AVSpeechSynthesizer frenchSpeech = new AVSpeechSynthesizer();
AVSpeechUtterance frenchVoice = new AVSpeechUtterance(textToSpeak)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 2.2f,
Voice = AVSpeechSynthesisVoice.FromLanguage("fr"),
Volume = 1.0f,
PitchMultiplier = 1.0f
};
frenchSpeech.SpeakUtterance(frenchVoice);
}
/// <summary>
/// Speak example from:
/// http://blog.xamarin.com/make-your-ios-7-app-speak/
/// </summary>
void Speak (string text)
{
var speechSynthesizer = new AVSpeechSynthesizer ();
// var voices = AVSpeechSynthesisVoice.GetSpeechVoices ();
var speechUtterance = new AVSpeechUtterance (text) {
Rate = AVSpeechUtterance.MaximumSpeechRate/4,
Voice = AVSpeechSynthesisVoice.FromLanguage ("en-AU"),
Volume = volume,
PitchMultiplier = pitch
};
speechSynthesizer.SpeakUtterance (speechUtterance);
}
/// <summary>
/// The speak.
/// </summary>
/// <param name="text">The text.</param>
/// <param name="language">The language.</param>
public void Speak (string text, string language = DEFAULT_LOCALE)
{
var speechSynthesizer = new AVSpeechSynthesizer();
var voice = AVSpeechSynthesisVoice.FromLanguage (language) ?? AVSpeechSynthesisVoice.FromLanguage (DEFAULT_LOCALE);
var speechUtterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 4,
Voice = AVSpeechSynthesisVoice.FromLanguage (language),
Volume = 0.5f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance(speechUtterance);
}
public IObservable<Unit> SpeakAsync(string speechString, CancellationToken cancellationToken = default(CancellationToken))
{
speechString.AssertNotNull(nameof(speechString));
var utterance = new AVSpeechUtterance(speechString)
{
Voice = voice,
Rate = 0.55f
};
var synthesizer = new AVSpeechSynthesizer();
var finishedUtterance = Observable
.FromEventPattern<AVSpeechSynthesizerUteranceEventArgs>(x => synthesizer.DidFinishSpeechUtterance += x, x => synthesizer.DidFinishSpeechUtterance -= x)
.Select(_ => Unit.Default)
.Publish();
finishedUtterance
.Subscribe(
_ =>
{
utterance.Dispose();
synthesizer.Dispose();
});
if (cancellationToken.CanBeCanceled)
{
cancellationToken.Register(() => synthesizer.StopSpeaking(AVSpeechBoundary.Immediate));
Observable
.FromEventPattern<AVSpeechSynthesizerUteranceEventArgs>(x => synthesizer.DidCancelSpeechUtterance += x, x => synthesizer.DidCancelSpeechUtterance -= x)
.Select(_ => Unit.Default)
.Subscribe(
_ =>
{
utterance.Dispose();
synthesizer.Dispose();
});
}
synthesizer.SpeakUtterance(utterance);
finishedUtterance.Connect();
return finishedUtterance
.FirstAsync()
.RunAsync(cancellationToken);
}
public IObservable<Unit> Speak(string speechString)
{
Ensure.ArgumentNotNull(speechString, nameof(speechString));
var utterance = new AVSpeechUtterance(speechString)
{
Voice = voice,
Rate = 0.55f
};
var synthesizer = new AVSpeechSynthesizer();
var finishedUtterance = Observable
.FromEventPattern<AVSpeechSynthesizerUteranceEventArgs>(x => synthesizer.DidFinishSpeechUtterance += x, x => synthesizer.DidFinishSpeechUtterance -= x)
.Select(_ => Unit.Default)
.Publish();
finishedUtterance
.Subscribe(
_ =>
{
utterance.Dispose();
synthesizer.Dispose();
});
//if (cancellationToken.CanBeCanceled)
//{
// cancellationToken.Register(() => synthesizer.StopSpeaking(AVSpeechBoundary.Immediate));
// Observable
// .FromEventPattern<AVSpeechSynthesizerUteranceEventArgs>(x => synthesizer.DidCancelSpeechUtterance += x, x => synthesizer.DidCancelSpeechUtterance -= x)
// .Select(_ => Unit.Default)
// .Subscribe(
// _ =>
// {
// utterance.Dispose();
// synthesizer.Dispose();
// });
//}
synthesizer.SpeakUtterance(utterance);
finishedUtterance.Connect();
return finishedUtterance
.FirstAsync();
}
// only works on devices, not the iOS Simulator?
public void Speak()
{
context.Fetch (); // re-populates with updated values
var text = taskDialog.Name + ". " + taskDialog.Notes;
if (UIDevice.CurrentDevice.CheckSystemVersion (7, 0)) {
var speechSynthesizer = new AVSpeechSynthesizer ();
var speechUtterance = new AVSpeechUtterance (text) {
Rate = AVSpeechUtterance.MaximumSpeechRate/4,
Voice = AVSpeechSynthesisVoice.FromLanguage ("en-AU"),
Volume = 0.5f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance (speechUtterance);
} else {
Console.WriteLine ("Speak requires iOS 7");
}
}
public static Task Speak (string text) {
var speechSynthesizer = new AVSpeechSynthesizer ();
var tcs = new TaskCompletionSource<bool> ();
var speechUtterance = new AVSpeechUtterance (text) {
Rate = AVSpeechUtterance.MaximumSpeechRate/4,
//Voice = AVSpeechSynthesisVoice.FromLanguage ("en-AU"),
//Volume = 0.5f,
//PitchMultiplier = 1.5f
};
EventHandler<AVSpeechSynthesizerUteranceEventArgs> del = null;
del = (object sender, AVSpeechSynthesizerUteranceEventArgs e) => {
if(e.Utterance == speechUtterance){
tcs.TrySetResult(true);
speechSynthesizer.DidFinishSpeechUtterance -= del;
}
};
speechSynthesizer.DidFinishSpeechUtterance += del;
speechSynthesizer.SpeakUtterance (speechUtterance);
return tcs.Task;
}
public void SpeakText(string text)
{
var speechSynthesizer = new AVSpeechSynthesizer ();
var speechUtterance = new AVSpeechUtterance(text);
speechSynthesizer.SpeakUtterance (speechUtterance);
}
public override void ViewDidAppear(bool animated)
{
base.ViewDidAppear (animated);
this.View.BackgroundColor = UIColor.LightGray;
txtSpeak = new UITextView (new RectangleF (20, 50, this.View.Bounds.Width - 40, 100));
txtSpeak.Text = "Xamarin rocks!";
this.View.AddSubview (txtSpeak);
segAccent = new UISegmentedControl (new string[] {"US", "UK", "AUS" });
segAccent.Frame = new RectangleF(20,160,this.View.Bounds.Width - 40, 50);
segAccent.SelectedSegment = 0;
this.View.AddSubview (segAccent);
lblRate = new UILabel (new RectangleF (20, 230, 200, 20));
lblRate.Text = "Rate";
this.View.AddSubview (lblRate);
sldRate = new UISlider(new RectangleF(20,250,this.View.Bounds.Width - 40, 50));
sldRate.MinValue = 0;
sldRate.MaxValue = 100;
sldRate.Value = 75;
this.View.AddSubview (sldRate);
lblPitch = new UILabel (new RectangleF (20, 305, 200, 20));
lblPitch.Text = "Pitch";
this.View.AddSubview (lblPitch);
sldPitch = new UISlider(new RectangleF(20,325,this.View.Bounds.Width - 40, 50));
sldPitch.MinValue = 0;
sldPitch.MaxValue = 100;
sldPitch.Value = 75;
this.View.AddSubview (sldPitch);
btnSpeak = new UIButton (UIButtonType.RoundedRect);
btnSpeak.Frame = new RectangleF (100, 375, this.View.Bounds.Width - 200, 30);
btnSpeak.SetTitle ("Speak", UIControlState.Normal);
btnSpeak.TouchDown += (object sender, EventArgs e) => {
var speechSynthesizer = new AVSpeechSynthesizer ();
var speechUtterance =
new AVSpeechUtterance (txtSpeak.Text);
string lang = "en-US";
if (segAccent.SelectedSegment == 1) lang = "en-GB";
if (segAccent.SelectedSegment == 2) lang = "en-AU";
speechUtterance.Voice = AVSpeechSynthesisVoice.FromLanguage (lang);
speechUtterance.Rate = AVSpeechUtterance.MaximumSpeechRate * (sldRate.Value / 100);
speechUtterance.PitchMultiplier = 2.0f * (sldPitch.Value / 100);
speechSynthesizer.SpeakUtterance (speechUtterance);
};
this.View.AddSubview (btnSpeak);
}
