private async void InitVoiceCommands()
{
var enableVoiceCommandsFileUri = new Uri("ms-appx:///Grammars/EnableGrammar.xml");
var enableVoiceCommandsFile = await Windows.Storage.StorageFile.GetFileFromApplicationUriAsync(enableVoiceCommandsFileUri);
var disableVoiceCommandsFileUri = new Uri("ms-appx:///Grammars/DisableGrammar.xml");
var disableVoiceCommandsFile = await Windows.Storage.StorageFile.GetFileFromApplicationUriAsync(disableVoiceCommandsFileUri);
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
speechRecognizer.StateChanged += SpeechRecognizer_StateChanged;
Windows.Media.SpeechRecognition.SpeechRecognitionGrammarFileConstraint enableGrammarContraints = new Windows.Media.SpeechRecognition.SpeechRecognitionGrammarFileConstraint(enableVoiceCommandsFile);
Windows.Media.SpeechRecognition.SpeechRecognitionGrammarFileConstraint disableGrammarContraints = new Windows.Media.SpeechRecognition.SpeechRecognitionGrammarFileConstraint(disableVoiceCommandsFile);
speechRecognizer.Constraints.Add(enableGrammarContraints);
speechRecognizer.Constraints.Add(disableGrammarContraints);
Debug.WriteLine("Compiling grammar...");
var compilationResults = await speechRecognizer.CompileConstraintsAsync();
if (compilationResults.Status == Windows.Media.SpeechRecognition.SpeechRecognitionResultStatus.Success)
{
speechRecognizer.Timeouts.EndSilenceTimeout = TimeSpan.FromSeconds(1.5);
speechRecognizer.ContinuousRecognitionSession.Completed += ContinuousRecognitionSession_Completed;
speechRecognizer.ContinuousRecognitionSession.ResultGenerated += ContinuousRecognitionSession_ResultGenerated;
Debug.WriteLine("Grammar compiled.");
Debug.WriteLine("Starting continuous recognition");
await speechRecognizer.ContinuousRecognitionSession.StartAsync();
}
else
{
Debug.WriteLine("Could not complie grammar. " + compilationResults.Status);
}
}
public override IObservable <string> ListenUntilPause()
{
return(Observable.Create <string>(async ob =>
{
var speech = new WinSpeechRecognizer();
await speech.CompileConstraintsAsync();
this.ListenSubject.OnNext(true);
var handler = new TypedEventHandler <SpeechContinuousRecognitionSession, SpeechContinuousRecognitionResultGeneratedEventArgs>((sender, args) =>
{
var words = args.Result.Text.Split(' ');
foreach (var word in words)
{
ob.OnNext(word);
}
});
speech.ContinuousRecognitionSession.ResultGenerated += handler;
await speech.ContinuousRecognitionSession.StartAsync();
return () =>
{
speech.ContinuousRecognitionSession.StopAsync();
speech.ContinuousRecognitionSession.ResultGenerated -= handler;
this.ListenSubject.OnNext(false);
speech.Dispose();
};
}));
}
static async Task DoStart()
{
if (recognizer == null)
{
recognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
var result = await recognizer.CompileConstraintsAsync().AsTask();
if (result.Status != SpeechRecognitionResultStatus.Success)
{
throw new Exception("Failed to start speech recognizer: " + result.Status);
}
}
recognizer.ContinuousRecognitionSession.ResultGenerated += ContinuousRecognitionSession_ResultGenerated;
try
{
await recognizer.ContinuousRecognitionSession.StartAsync();
}
catch (System.Runtime.InteropServices.COMException ex)
{
recognizer.ContinuousRecognitionSession.ResultGenerated -= ContinuousRecognitionSession_ResultGenerated;
recognizer = null;
await Device.OS.OpenSettings("privacy-speechtyping");
throw new Exception(ex.Message);
}
}
public async Task RecordSpeechFromMicrophoneAsync(string command)
{
string recognizedText = string.Empty;
if (this.mute == false)
{
ElementSoundPlayer.State = ElementSoundPlayerState.On;
ElementSoundPlayer.Volume = 0.5;
ElementSoundPlayer.Play(ElementSoundKind.Invoke);
//BackgroundMediaPlayer.Current.SetUriSource(new Uri("ms-winsoundevent:Notification.Mail"));
}
BackgroundMediaPlayer.Current.Play();
Helper.MessageBoxLongAsync(command, "Voice");
using (SpeechRecognizer recognizer =
new Windows.Media.SpeechRecognition.SpeechRecognizer())
{
await recognizer.CompileConstraintsAsync();
SpeechRecognitionResult result = await recognizer.RecognizeAsync();
if (result.Status == SpeechRecognitionResultStatus.Success)
{
recognizedText = result.Text;
}
}
VoiceResult = (recognizedText);
}
async void clickStart(object sender, RoutedEventArgs e)
{
// Create an instance of SpeechRecognizer.
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
// Compile the dictation grammar by default.
await speechRecognizer.CompileConstraintsAsync();
// Start recognition.
Windows.Media.SpeechRecognition.SpeechRecognitionResult speechRecognitionResult = await speechRecognizer.RecognizeWithUIAsync();
// Do something with the recognition result.
var messageDialog = new Windows.UI.Popups.MessageDialog(speechRecognitionResult.Text, "Text spoken");
await messageDialog.ShowAsync();
//Task.Factory.StartNew(async () =>
//{
// try
// {
// Speech.Initialize();
//await Speech.StartRecognition();
// }
// catch (Exception ex)
// {
// throw ex;
// }
//});
}
private async void BtnSpeechRecogWeatherSearchAsync_Click(object sender, RoutedEventArgs e)
{
// Create an instance of SpeechRecognizer.
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
// Listen for audio input issues.
/////// speechRecognizer.RecognitionQualityDegrading += speechRecognizer_RecognitionQualityDegrading;
// Add a web search grammar to the recognizer.
var webSearchGrammar = new Windows.Media.SpeechRecognition.SpeechRecognitionTopicConstraint(Windows.Media.SpeechRecognition.SpeechRecognitionScenario.WebSearch, "webSearch");
speechRecognizer.UIOptions.AudiblePrompt = "Say what you want to search for...";
speechRecognizer.UIOptions.ExampleText = @"Ex. 'weather for London'";
speechRecognizer.Constraints.Add(webSearchGrammar);
// Compile the constraint.
await speechRecognizer.CompileConstraintsAsync();
// Start recognition.
Windows.Media.SpeechRecognition.SpeechRecognitionResult speechRecognitionResult = await speechRecognizer.RecognizeWithUIAsync();
//await speechRecognizer.RecognizeWithUIAsync();
// Do something with the recognition result.
var messageDialog = new Windows.UI.Popups.MessageDialog(speechRecognitionResult.Text, "Text spoken");
await messageDialog.ShowAsync();
}
/// <summary>
/// Event if recognizer state changed.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="args">The <see cref="Windows.Media.SpeechRecognition.SpeechRecognizerStateChangedEventArgs" /> instance containing the event data.</param>
private static async void RecognizerStateChanged(Windows.Media.SpeechRecognition.SpeechRecognizer sender, SpeechRecognizerStateChangedEventArgs args)
{
Log(LogLevel.Debug, "Speech recognizer state: " + args.State);
if (args.State == SpeechRecognizerState.Idle)
{
lastListenCylce = DateTime.Now;
await Listen();
}
}
public override IObservable <string> ListenUntilPause() => Observable.FromAsync(async ct =>
{
var speech = new WinSpeechRecognizer();
await speech.CompileConstraintsAsync();
this.ListenSubject.OnNext(true);
var result = await speech.RecognizeAsync();
this.ListenSubject.OnNext(false);
return(result.Text);
});
private async void DefaultRecognizing_OnClick(object sender, RoutedEventArgs e)
{
// カスタム制約なし
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
await speechRecognizer.CompileConstraintsAsync();
var result = await speechRecognizer.RecognizeWithUIAsync();
var dialog = new MessageDialog(result.Text, "Text spoken");
await dialog.ShowAsync();
}
/// <summary>
/// While the user is speaking, update the textbox with the partial sentence of what's being said for user feedback.
/// </summary>
/// <param name="sender">The recognizer that has generated the hypothesis</param>
/// <param name="args">The hypothesis formed</param>
private async void SpeechRecognizer_HypothesisGenerated(Windows.Media.SpeechRecognition.SpeechRecognizer sender, SpeechRecognitionHypothesisGeneratedEventArgs args)
{
string hypothesis = args.Hypothesis.Text;
// Update the textbox with the currently confirmed text, and the hypothesis combined.
string textboxContent = dictatedTextBuilder.ToString() + " ??? " + hypothesis + " ...";
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
dictationTextBox.Text = textboxContent;
btnClearText.IsEnabled = true;
});
}
public async Task InitializeAsync()
{
if (_speechRecognizer == null)
{
_speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
_speechRecognizer.Timeouts.EndSilenceTimeout = TimeSpan.FromMilliseconds(300);
_speechRecognizer.StateChanged += SpeechRecognizer_StateChanged;
_speechRecognizer.RecognitionQualityDegrading += SpeechRecognizer_RecognitionQualityDegrading;
_speechRecognizer.ContinuousRecognitionSession.Completed += ContinuousRecognitionSession_Completed;
_speechRecognizer.ContinuousRecognitionSession.ResultGenerated += ContinuousRecognitionSession_ResultGenerated;
await SetConstraintsAsync();
}
}
public async Task InitializeAsync()
{
if (_speechRecognizer == null)
{
_speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
_speechRecognizer.Timeouts.EndSilenceTimeout = TimeSpan.FromMilliseconds(300);
_speechRecognizer.StateChanged += SpeechRecognizer_StateChanged;
_speechRecognizer.RecognitionQualityDegrading += SpeechRecognizer_RecognitionQualityDegrading;
_speechRecognizer.ContinuousRecognitionSession.Completed += ContinuousRecognitionSession_Completed;
_speechRecognizer.ContinuousRecognitionSession.ResultGenerated += ContinuousRecognitionSession_ResultGenerated;
await SetConstraintsAsync();
}
}
/// <summary>
/// Initialize Speech Recognizer and compile constraints.
/// </summary>
/// <param name="recognizerLanguage">Language to use for the speech recognizer</param>
/// <returns>Awaitable task.</returns>
private async Task InitializeRecognizer(Language recognizerLanguage)
{
if (speechRecognizer != null)
{
this.speechRecognizer.Dispose();
this.speechRecognizer = null;
}
try
{
// Create an instance of SpeechRecognizer.
speechRecognizer = new SpeechRecognizer(recognizerLanguage);
// Compile the dictation topic constraint, which optimizes for dictated speech.
var dictationConstraint = new SpeechRecognitionTopicConstraint(SpeechRecognitionScenario.Dictation, "dictation");
speechRecognizer.Constraints.Add(dictationConstraint);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
throw;
}
try
{
SpeechRecognitionCompilationResult compilationResult = await speechRecognizer.CompileConstraintsAsync();
//// RecognizeWithUIAsync allows developers to customize the prompts.
//speechRecognizer.UIOptions.AudiblePrompt = "Dictate a phrase or sentence...";
//speechRecognizer.UIOptions.ExampleText = speechResourceMap.GetValue("DictationUIOptionsExampleText", speechContext).ValueAsString;
// Check to make sure that the constraints were in a proper format and the recognizer was able to compile it.
if (compilationResult.Status != SpeechRecognitionResultStatus.Success)
{
//// Disable the recognition buttons.
//btnRecognizeWithUI.IsEnabled = false;
//btnRecognizeWithoutUI.IsEnabled = false;
//// Let the user know that the grammar didn't compile properly.
//resultTextBlock.Visibility = Visibility.Visible;
//resultTextBlock.Text = "Unable to compile grammar.";
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
throw;
}
}
public async void initSpeech()
{
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
var url = new Uri("ms-appx:///SRGS-Enhanced V2.grxml").ToString();
StorageFile file = await StorageFile.GetFileFromApplicationUriAsync(new Uri(url));
var grammarFileConstraint = new Windows.Media.SpeechRecognition.SpeechRecognitionGrammarFileConstraint(file);
speechRecognizer.UIOptions.ExampleText = @"Ex. 'blue background', 'green text'";
speechRecognizer.Constraints.Add(grammarFileConstraint);
var status = await speechRecognizer.CompileConstraintsAsync();
speechRecognizer.ContinuousRecognitionSession.Completed += ContinuousRecognitionSession_Completed;
speechRecognizer.StateChanged += SpeechRecognizer_StateChanged;
speechRecognizer.ContinuousRecognitionSession.ResultGenerated += ContinuousRecognitionSession_ResultGenerated;
await speechRecognizer.ContinuousRecognitionSession.StartAsync(Windows.Media.SpeechRecognition.SpeechContinuousRecognitionMode.Default);
}
public async void initSpeech()
{
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
var x = speechRecognizer.CurrentLanguage;
var url = new Uri(String.Format("ms-appx:///SRGS-Enhanced-{0}.grxml", x.LanguageTag)).ToString();
StorageFile file = await StorageFile.GetFileFromApplicationUriAsync(new Uri(url));
var grammarFileConstraint = new Windows.Media.SpeechRecognition.SpeechRecognitionGrammarFileConstraint(file);
speechRecognizer.Timeouts.EndSilenceTimeout = new TimeSpan(0, 0, 0, 0, 400);
speechRecognizer.Constraints.Add(grammarFileConstraint);
var status = await speechRecognizer.CompileConstraintsAsync();
speechRecognizer.ContinuousRecognitionSession.Completed += ContinuousRecognitionSession_Completed;
speechRecognizer.StateChanged += SpeechRecognizer_StateChanged;
speechRecognizer.ContinuousRecognitionSession.ResultGenerated += ContinuousRecognitionSession_ResultGenerated;
await speechRecognizer.ContinuousRecognitionSession.StartAsync(Windows.Media.SpeechRecognition.SpeechContinuousRecognitionMode.Default);
}
private async void SpeechRecognizer_RecognitionQualityDegrading(Windows.Media.SpeechRecognition.SpeechRecognizer sender, SpeechRecognitionQualityDegradingEventArgs args)
{
// In some scenarios, a developer may choose to ignore giving the user feedback in this case, if speech
// is not the primary input mechanism for the application.
// Here, just remove any hypothesis text by resetting it to the last known good.
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
dictationTextBox.Text = dictatedTextBuilder.ToString();
string problemText = args.Problem.ToString();
if (!string.IsNullOrEmpty(problemText))
{
problemText = problemText.Length <= 25 ? problemText : (problemText.Substring(0, 25) + "...");
discardedTextBlock.Text = "Recognition quality degrading: " + problemText;
discardedTextBlock.Visibility = Windows.UI.Xaml.Visibility.Visible;
}
});
}
private async void StartRecognition(object sender, RoutedEventArgs e)
{
// Create an instance of SpeechRecognizer.
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
// Compile the dictation grammar by default.
await speechRecognizer.CompileConstraintsAsync();
// Start recognition.
SpeechRecognitionResult speechRecognitionResult = await speechRecognizer.RecognizeWithUIAsync();
//SpeechRecognitionResult speechRecognitionResult = await speechRecognizer.RecognizeAsync();
// Do something with the recognition result.
var messageDialog = new MessageDialog(speechRecognitionResult.Text, "Text spoken");
await messageDialog.ShowAsync();
}
public override IObservable <string> ContinuousDictation() => Observable.Create <string>(async ob =>
{
var speech = new WinSpeechRecognizer();
await speech.CompileConstraintsAsync();
var handler = new TypedEventHandler <SpeechContinuousRecognitionSession, SpeechContinuousRecognitionResultGeneratedEventArgs>((sender, args) =>
ob.OnNext(args.Result.Text)
);
speech.ContinuousRecognitionSession.ResultGenerated += handler;
await speech.ContinuousRecognitionSession.StartAsync();
this.ListenSubject.OnNext(true);
return(() =>
{
//speech.ContinuousRecognitionSession.StopAsync();
speech.ContinuousRecognitionSession.ResultGenerated -= handler;
this.ListenSubject.OnNext(false);
speech.Dispose();
});
});
private async void StartRecognition(object sender, RoutedEventArgs e)
{
// Create an instance of SpeechRecognizer.
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
// Compile the dictation grammar by default.
await speechRecognizer.CompileConstraintsAsync();
// Start recognition.
SpeechRecognitionResult speechRecognitionResult = await speechRecognizer.RecognizeWithUIAsync();
//SpeechRecognitionResult speechRecognitionResult = await speechRecognizer.RecognizeAsync();
// Do something with the recognition result.
var messageDialog = new MessageDialog(speechRecognitionResult.Text, "Text spoken");
await messageDialog.ShowAsync();
}
/// <summary>
/// Initialize Speech Recognizer and compile constraints.
/// </summary>
/// <param name="recognizerLanguage">Language to use for the speech recognizer</param>
/// <returns>Awaitable task.</returns>
private async Task InitializeRecognizer(Language recognizerLanguage)
{
if (speechRecognizer != null)
{
// cleanup prior to re-initializing this scenario.
speechRecognizer.StateChanged -= SpeechRecognizer_StateChanged;
speechRecognizer.ContinuousRecognitionSession.Completed -= ContinuousRecognitionSession_Completed;
speechRecognizer.ContinuousRecognitionSession.ResultGenerated -= ContinuousRecognitionSession_ResultGenerated;
speechRecognizer.HypothesisGenerated -= SpeechRecognizer_HypothesisGenerated;
speechRecognizer.RecognitionQualityDegrading -= SpeechRecognizer_RecognitionQualityDegrading;
this.speechRecognizer.Dispose();
this.speechRecognizer = null;
}
this.speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer(recognizerLanguage);
// Provide feedback to the user about the state of the recognizer. This can be used to provide visual feedback in the form
// of an audio indicator to help the user understand whether they're being heard.
speechRecognizer.StateChanged += SpeechRecognizer_StateChanged;
// Apply the dictation topic constraint to optimize for dictated freeform speech.
var dictationConstraint = new SpeechRecognitionTopicConstraint(SpeechRecognitionScenario.Dictation, "dictation");
speechRecognizer.Constraints.Add(dictationConstraint);
SpeechRecognitionCompilationResult result = await speechRecognizer.CompileConstraintsAsync();
if (result.Status != SpeechRecognitionResultStatus.Success)
{
rootPage.NotifyUser("Grammar Compilation Failed: " + result.Status.ToString(), NotifyType.ErrorMessage);
btnContinuousRecognize.IsEnabled = false;
}
// Handle continuous recognition events. Completed fires when various error states occur. ResultGenerated fires when
// some recognized phrases occur, or the garbage rule is hit. HypothesisGenerated fires during recognition, and
// allows us to provide incremental feedback based on what the user's currently saying.
speechRecognizer.ContinuousRecognitionSession.Completed += ContinuousRecognitionSession_Completed;
speechRecognizer.ContinuousRecognitionSession.ResultGenerated += ContinuousRecognitionSession_ResultGenerated;
speechRecognizer.HypothesisGenerated += SpeechRecognizer_HypothesisGenerated;
speechRecognizer.RecognitionQualityDegrading += SpeechRecognizer_RecognitionQualityDegrading;
}
private async void TopicConstraintRecognizing_OnClick(object sender, RoutedEventArgs e)
{
// Web 検索文法の指定 (SpeechRecognitionTopicConstraint)
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
speechRecognizer.RecognitionQualityDegrading += speechRecognizer_RecognitionQualityDegrading;
var webSearchGrammar = new SpeechRecognitionTopicConstraint(SpeechRecognitionScenario.WebSearch, "webSearch");
speechRecognizer.UIOptions.AudiblePrompt = "Say what you want to speach for ...";
speechRecognizer.UIOptions.ExampleText = @"Ex. 'weather for London";
speechRecognizer.Constraints.Add(webSearchGrammar);
await speechRecognizer.CompileConstraintsAsync();
var result = await speechRecognizer.RecognizeWithUIAsync();
var dialog = new MessageDialog(result.Text, "Text spoken");
await dialog.ShowAsync();
}
private async void ListConstraintRecognizing_OnClick(object sender, RoutedEventArgs e)
{
// プログラムによる一覧の制約の指定 (SpeechRecognitionListConstraint)
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
string[] responses = { "Yes", "No" };
var list = new SpeechRecognitionListConstraint(responses, "yesOrNo");
speechRecognizer.UIOptions.ExampleText = @"Ex. 'yes', 'no'";
speechRecognizer.Constraints.Add(list);
await speechRecognizer.CompileConstraintsAsync();
var result = await speechRecognizer.RecognizeWithUIAsync();
var dialog = new MessageDialog(result.Text, "Text spoken");
dialog.ShowAsync();
}
private async void GrammarFileConstraintRecognizing_OnClick(object sender, RoutedEventArgs e)
{
// SRGS 文法 (SpeechRecognitionGrammarFileConstraint)
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
var storageFile = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///Sample.grxml"));
var grammarFileCOnstraint = new SpeechRecognitionGrammarFileConstraint(storageFile, "colors");
speechRecognizer.UIOptions.ExampleText = @"Ex. 'blue background', 'green text'";
speechRecognizer.Constraints.Add(grammarFileCOnstraint);
await speechRecognizer.CompileConstraintsAsync();
var result = await speechRecognizer.RecognizeWithUIAsync();
var dialog = new MessageDialog(result.Text, "Text spoken");
dialog.ShowAsync();
}
public override IObservable <string> ContinuousDictation()
{
return(Observable.Create <string>(async ob =>
{
var speech = new WinSpeechRecognizer();
await speech.CompileConstraintsAsync();
this.ListenSubject.OnNext(true);
var result = await speech.RecognizeAsync();
var words = result.Text.Split(' ');
foreach (var word in words)
{
ob.OnNext(word);
}
return () =>
{
this.ListenSubject.OnNext(false);
speech.Dispose();
};
}));
}
public static async Task <string> GetText()
{
var language = new Windows.Globalization.Language("en-US");
using (var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer(language))
{
await speechRecognizer.CompileConstraintsAsync();
speechRecognizer.StateChanged += SpeechRecognizerStateChangedHandler;;
var result = await speechRecognizer.RecognizeAsync();
if (result.Status == SpeechRecognitionResultStatus.Success)
{
return(result.Text);
}
else
{
// we need to control confidence and other factors
}
}
return(null);
}
/// <summary>
/// Upon leaving, clean up the speech recognizer. Ensure we aren't still listening, and disable the event
/// handlers to prevent leaks.
/// </summary>
/// <param name="e">Unused navigation parameters.</param>
protected async override void OnNavigatedFrom(NavigationEventArgs e)
{
if (this.speechRecognizer != null)
{
if (isListening)
{
await this.speechRecognizer.ContinuousRecognitionSession.CancelAsync();
isListening = false;
DictationButtonText.Text = " Dictate";
cbLanguageSelection.IsEnabled = true;
}
dictationTextBox.Text = "";
speechRecognizer.ContinuousRecognitionSession.Completed -= ContinuousRecognitionSession_Completed;
speechRecognizer.ContinuousRecognitionSession.ResultGenerated -= ContinuousRecognitionSession_ResultGenerated;
speechRecognizer.HypothesisGenerated -= SpeechRecognizer_HypothesisGenerated;
speechRecognizer.StateChanged -= SpeechRecognizer_StateChanged;
this.speechRecognizer.Dispose();
this.speechRecognizer = null;
}
}
private async void InitializeSpeechRecognizer()
{
this.speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
await this.speechRecognizer.CompileConstraintsAsync();
}
private void SpeechRecognizer_RecognitionQualityDegrading(SR.SpeechRecognizer sender, SR.SpeechRecognitionQualityDegradingEventArgs args)
{
Debug.WriteLine($"- Speech quality: {args.Problem}");
}
private void SpeechRecognizer_StateChanged(Windows.Media.SpeechRecognition.SpeechRecognizer sender, Windows.Media.SpeechRecognition.SpeechRecognizerStateChangedEventArgs args)
{
var speechRecognizerState = args.State;
Debug.WriteLine("Speech Recognizer State change to " + speechRecognizerState);
}
private async void InitVoiceCommands()
{
var enableVoiceCommandsFileUri = new Uri("ms-appx:///Grammars/EnableGrammar.xml");
var enableVoiceCommandsFile = await Windows.Storage.StorageFile.GetFileFromApplicationUriAsync(enableVoiceCommandsFileUri);
var disableVoiceCommandsFileUri = new Uri("ms-appx:///Grammars/DisableGrammar.xml");
var disableVoiceCommandsFile = await Windows.Storage.StorageFile.GetFileFromApplicationUriAsync(disableVoiceCommandsFileUri);
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
speechRecognizer.StateChanged += SpeechRecognizer_StateChanged;
Windows.Media.SpeechRecognition.SpeechRecognitionGrammarFileConstraint enableGrammarContraints = new Windows.Media.SpeechRecognition.SpeechRecognitionGrammarFileConstraint(enableVoiceCommandsFile);
Windows.Media.SpeechRecognition.SpeechRecognitionGrammarFileConstraint disableGrammarContraints = new Windows.Media.SpeechRecognition.SpeechRecognitionGrammarFileConstraint(disableVoiceCommandsFile);
speechRecognizer.Constraints.Add(enableGrammarContraints);
speechRecognizer.Constraints.Add(disableGrammarContraints);
Debug.WriteLine("Compiling grammar...");
var compilationResults = await speechRecognizer.CompileConstraintsAsync();
if(compilationResults.Status == Windows.Media.SpeechRecognition.SpeechRecognitionResultStatus.Success)
{
speechRecognizer.Timeouts.EndSilenceTimeout = TimeSpan.FromSeconds(1.5);
speechRecognizer.ContinuousRecognitionSession.Completed += ContinuousRecognitionSession_Completed;
speechRecognizer.ContinuousRecognitionSession.ResultGenerated += ContinuousRecognitionSession_ResultGenerated;
Debug.WriteLine("Grammar compiled.");
Debug.WriteLine("Starting continuous recognition");
await speechRecognizer.ContinuousRecognitionSession.StartAsync();
}
else
{
Debug.WriteLine("Could not complie grammar. " + compilationResults.Status);
}
}
private void SpeechRecognizer_StateChanged(SR.SpeechRecognizer sender, SR.SpeechRecognizerStateChangedEventArgs args)
{
Debug.WriteLine($"- {args.State}");
}
private void SpeechRecognizer_StateChanged(Windows.Media.SpeechRecognition.SpeechRecognizer sender, Windows.Media.SpeechRecognition.SpeechRecognizerStateChangedEventArgs args)
{
var x = args.State;
}
/// <summary>
/// Provide feedback to the user based on whether the recognizer is receiving their voice input.
/// </summary>
/// <param name="sender">The recognizer that is currently running.</param>
/// <param name="args">The current state of the recognizer.</param>
private async void SpeechRecognizer_StateChanged(Windows.Media.SpeechRecognition.SpeechRecognizer sender, SpeechRecognizerStateChangedEventArgs args)
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => {
rootPage.NotifyUser(args.State.ToString(), NotifyType.StatusMessage);
});
}
//Lancement reconnaissance vocale
private async void micro_Click(object sender, RoutedEventArgs e)
{
var speechRecognizer = new Windows.Media.SpeechRecognition.SpeechRecognizer();
string[] responses = commandesHttp[0].ToArray();
//Ne compare que avec des commandes vocale connue
var listConstraint = new Windows.Media.SpeechRecognition.SpeechRecognitionListConstraint(responses, "commandeHttp");
speechRecognizer.UIOptions.ExampleText = @"Ex. 'Yana comment vas tu ?'";
speechRecognizer.Constraints.Add(listConstraint);
await speechRecognizer.CompileConstraintsAsync();
Windows.Media.SpeechRecognition.SpeechRecognitionResult speechRecognitionResult = await speechRecognizer.RecognizeWithUIAsync();
allmessages.Add(new Message { TextMessage = speechRecognitionResult.Text, Time = DateTime.Now.ToString(), Status = "Sent", tofrom = true });
var index = Array.FindIndex(responses, row => row.Contains(speechRecognitionResult.Text));
string reponse = "";
//Verification si commande http ou socket
try
{
if (index < commandesHttp[1].Count)
{
reponse = await getReponseHttp(commandesHttp[1][index]);
}
else
{
getReponseSocket(speechRecognitionResult.Text);
}
}
catch
{
reponse = "Une erreur est survenue";
}
}
