public override void ViewDidLoad()
{
base.ViewDidLoad();
ss = new AVSpeechSynthesizer();
ss.DidFinishSpeechUtterance += (object sender, AVSpeechSynthesizerUteranceEventArgs e) => {
};
ss.DidStartSpeechUtterance += (object sender, AVSpeechSynthesizerUteranceEventArgs e) => {
};
ss.WillSpeakRangeOfSpeechString += (object sender, AVSpeechSynthesizerWillSpeakEventArgs e) => {
};
nlp = new NaturalLanguageProcessor.NaturalLanguageProcessor();
nlp.SetConfiguration(File.ReadAllText("RPRSpeechIntents.json"), File.ReadAllText("RPRScreenContexts.json"));
recordButton.Enabled = false;
this.pickerView.Model = new ScreensModel(this, nlp.ContextConfigurations.Select(cc => cc.Name).ToList());
speechIdleTimer = new System.Timers.Timer(3 * 1000);
speechIdleTimer.Elapsed += (sender, e) => {
this.stopSpeechRecognition();
speechIdleTimer.Stop();
};
}
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 AppleTextToSpeech()
{
this.synth = new AVSpeechSynthesizer();
synth.DidFinishSpeechUtterance += Synth_DidFinishSpeechUtterance;
synth.DidCancelSpeechUtterance += Synth_DidCancelSpeechUtterance;
}
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);
}
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 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 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 Play()
{
if (!String.IsNullOrEmpty (Text)) {
var speechSynthesizer = new AVSpeechSynthesizer ();
var speechUtterance = new AVSpeechUtterance (Text);
speechSynthesizer.SpeakUtterance (speechUtterance);
}
}
/// <summary>
/// Dispose of TTS
/// </summary>
public void Dispose()
{
if (speechSynthesizer != null)
{
speechSynthesizer.Dispose();
speechSynthesizer = null;
}
}
public void Dispose()
{
synthesizer.DidFinishSpeechUtterance -= OnFinishedSpeechUtterance;
utterance.Dispose();
synthesizer.Dispose();
utterance = null;
synthesizer = null;
}
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 ();
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 override void Dispose()
{
if (synth != null)
{
synth.DidFinishSpeechUtterance -= Synth_DidFinishSpeechUtterance;
}
synth?.Dispose();
synth = null;
utterances.ClearAsync(a => a.Value?.TrySetCanceled());
}
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 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 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 override void ViewDidLoad()
{
base.ViewDidLoad();
// We must set up an AVAudioSession and tell iOS we want to playback audio. Only then can speech synthesis be used in the background.
var session = AVAudioSession.SharedInstance();
session.SetCategory(AVAudioSessionCategory.Playback);
session.SetActive(true);
this.speechSynthesizer = new AVSpeechSynthesizer();
UIApplication.Notifications.ObserveDidEnterBackground((sender, args) =>
{
this.updateUi = false;
this.Say("Entering background mode. I will keep you updated!");
});
UIApplication.Notifications.ObserveWillEnterForeground((sender, args) =>
{
this.updateUi = true;
this.Say("Entering foreground. Updating UI!");
});
// Create an instance of the location manager.
this.locMan = new CLLocationManager {
ActivityType = CLActivityType.Other,
DesiredAccuracy = 1,
DistanceFilter = 1
};
// Apple restricted location services usage in iOS8. We must explicitly prompt the user for permission.
// See also: http://motzcod.es/post/97662738237/scanning-for-ibeacons-in-ios-8
if (UIDevice.CurrentDevice.CheckSystemVersion(8, 0))
{
this.locMan.AuthorizationChanged += (object sender, CLAuthorizationChangedEventArgs e) =>
{
Console.WriteLine("MapKit authorization changed to: " + e.Status);
if (e.Status == CLAuthorizationStatus.AuthorizedAlways || e.Status == CLAuthorizationStatus.AuthorizedWhenInUse)
{
this.InitLocationServices();
}
};
// This app will start locations services while in foreground and keeps using them when backgrounded.
// Therefore we do not need RequestAlwaysAuthorization().
this.locMan.RequestWhenInUseAuthorization();
}
else
{
this.InitLocationServices();
}
}
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);
}
/// <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 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);
}
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 Configure()
{
speechSynthesizer = new AVSpeechSynthesizer();
speechSynthesizer.DidFinishSpeechUtterance += SpeechSynthesizer_DidFinishSpeechUtterance;
speechSynthesizer.DidCancelSpeechUtterance += SpeechSynthesizer_DidFinishSpeechUtterance;
NSNotificationCenter.DefaultCenter.AddObserver(UIApplication.WillResignActiveNotification, (obj) =>
{
StopPlaying();
});
}
public override void ViewDidLoad ()
{
base.ViewDidLoad ();
// We must set up an AVAudioSession and tell iOS we want to playback audio. Only then can speech synthesis be used in the background.
var session = AVAudioSession.SharedInstance ();
session.SetCategory (AVAudioSessionCategory.Playback);
session.SetActive (true);
this.speechSynthesizer = new AVSpeechSynthesizer ();
UIApplication.Notifications.ObserveDidEnterBackground ((sender, args) =>
{
this.updateUi = false;
this.Say ("Entering background mode. I will keep you updated!");
});
UIApplication.Notifications.ObserveWillEnterForeground ((sender, args) =>
{
this.updateUi = true;
this.Say ("Entering foreground. Updating UI!");
});
// Create an instance of the location manager.
this.locMan = new CLLocationManager {
ActivityType = CLActivityType.Other,
DesiredAccuracy = 1,
DistanceFilter = 1
};
// Apple restricted location services usage in iOS8. We must explicitly prompt the user for permission.
// See also: http://motzcod.es/post/97662738237/scanning-for-ibeacons-in-ios-8
if (UIDevice.CurrentDevice.CheckSystemVersion (8, 0))
{
this.locMan.AuthorizationChanged += (object sender, CLAuthorizationChangedEventArgs e) =>
{
Console.WriteLine("MapKit authorization changed to: " + e.Status);
if(e.Status == CLAuthorizationStatus.AuthorizedAlways || e.Status == CLAuthorizationStatus.AuthorizedWhenInUse)
{
this.InitLocationServices ();
}
};
// This app will start locations services while in foreground and keeps using them when backgrounded.
// Therefore we do not need RequestAlwaysAuthorization().
this.locMan.RequestWhenInUseAuthorization ();
}
else
{
this.InitLocationServices ();
}
}
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);
}
//AI speech
public void AIEnglish(string textToSpeech, string accent, float speechRate, float volume, float pitchMultiplier)
{
AVSpeechSynthesizer speech = new AVSpeechSynthesizer();
AVSpeechUtterance speechUtterance = new AVSpeechUtterance(textToSpeech)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / speechRate,
Voice = AVSpeechSynthesisVoice.FromLanguage(accent),
Volume = volume,
PitchMultiplier = pitchMultiplier
};
speech.SpeakUtterance(speechUtterance);
}
public override void Speak(string text)
{
var synthesizer = new AVSpeechSynthesizer();
var utterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.DefaultSpeechRate,
Voice = AVSpeechSynthesisVoice.FromLanguage("en-US"),
Volume = 0.5f,
PitchMultiplier = 1.0f
};
synthesizer.SpeakUtterance(utterance);
}
private void SpeechText(string testedSpeech)
{
AVSpeechSynthesizer speech = new AVSpeechSynthesizer();
AVSpeechUtterance speechUtterance = new AVSpeechUtterance(testedSpeech)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 2.0f,
Voice = AVSpeechSynthesisVoice.FromLanguage("en-US"),
Volume = 1.0f,
PitchMultiplier = 1.0f
};
speech.SpeakUtterance(speechUtterance);
}
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);
}
/// <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);
}
}
//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);
}
//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);
}
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);
}
public void TextToTalk(string text)
{
var speechSynthesizer = new AVSpeechSynthesizer();
var speechUtterance = new AVSpeechUtterance(text)
{
Rate = AVSpeechUtterance.MaximumSpeechRate / 4,
Voice = AVSpeechSynthesisVoice.FromLanguage("pt-BR"),
Volume = 0.5f,
PitchMultiplier = 1.0f
};
speechSynthesizer.SpeakUtterance(speechUtterance);
}
/// <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");
}
}
/// <summary>
/// Dispose of TTS
/// </summary>
public void Dispose()
{
if(speechSynthesizer != null)
{
speechSynthesizer.Dispose();
speechSynthesizer = null;
}
}
public TextToSpeech()
{
_speaker = new AVSpeechSynthesizer();
}
/// <summary>
/// Speak the specified text.
/// </summary>
/// <param name="text">Text.</param>
public static void Speak(string text)
{
if (_syn == null) {
_syn = new AVSpeechSynthesizer();
_syn.Delegate = SpeechSynthesizerDelegate.instance;
}
var utterance = new AVSpeechUtterance(text);
if (_settings != null) {
utterance.pitchMultiplier = _settings.pitchMultiplier;
utterance.postUtteranceDelay = _settings.postUtteranceDelay;
utterance.preUtteranceDelay = _settings.preUtteranceDelay;
utterance.rate = _settings.rate;
utterance.voice = _settings.voice;
utterance.volume = _settings.volume;
}
_syn.SpeakUtterance(utterance);
}
public void SpeakText(string text)
{
var speechSynthesizer = new AVSpeechSynthesizer ();
var speechUtterance = new AVSpeechUtterance(text);
speechSynthesizer.SpeakUtterance (speechUtterance);
}
/// <summary>
/// Initialize TTS
/// </summary>
public void Init()
{
speechSynthesizer = new AVSpeechSynthesizer();
}
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;
}
