iPhoneのテキストへの簡単な音声

Question

私はテキストのような音声のようなアプリケーションを開発しようとしていますが、音声をテキストフィールドのテキストに変換したいと思います。私はGoogleでいくつかのサンプルコードを検索しましたが、 raywenderlinchというリンクがありますが、これはいくつかのAPIが音声再構成に使用されていると述べていますが、それを得ることはできません。

誰かがサンプルプロジェクトとチュートリアルを共有することができますので、私にとって非常に役立ちます。

ありがとうございます!!!

Answer 1

- (void) viewDidAppear:(BOOL)animated { 

_recognizer = [[SFSpeechRecognizer alloc] initWithLocale:[NSLocale localeWithLocaleIdentifier:@"en-US"]]; 
[_recognizer setDelegate:self]; 
[SFSpeechRecognizer requestAuthorization:^(SFSpeechRecognizerAuthorizationStatus authStatus) { 
    switch (authStatus) { 
     case SFSpeechRecognizerAuthorizationStatusAuthorized: 
      //User gave access to speech recognition 
      NSLog(@"Authorized"); 
      break; 

     case SFSpeechRecognizerAuthorizationStatusDenied: 
      //User denied access to speech recognition 
      NSLog(@"SFSpeechRecognizerAuthorizationStatusDenied"); 
      break; 

     case SFSpeechRecognizerAuthorizationStatusRestricted: 
      //Speech recognition restricted on this device 
      NSLog(@"SFSpeechRecognizerAuthorizationStatusRestricted"); 
      break; 

     case SFSpeechRecognizerAuthorizationStatusNotDetermined: 
      //Speech recognition not yet authorized 

      break; 

     default: 
      NSLog(@"Default"); 
      break; 
    } 
}]; 

audioEngine = [[AVAudioEngine alloc] init]; 
_speechSynthesizer = [[AVSpeechSynthesizer alloc] init];   
[_speechSynthesizer setDelegate:self]; 
} 


-(void)startRecording 
{ 
[self clearLogs:nil]; 

NSError * outError; 

AVAudioSession *audioSession = [AVAudioSession sharedInstance]; 
[audioSession setCategory:AVAudioSessionCategoryRecord error:&outError]; 
[audioSession setMode:AVAudioSessionModeMeasurement error:&outError]; 
[audioSession setActive:true withOptions:AVAudioSessionSetActiveOptionNotifyOthersOnDeactivation error:&outError]; 

request2 = [[SFSpeechAudioBufferRecognitionRequest alloc] init]; 

inputNode = [audioEngine inputNode]; 

if (request2 == nil) { 
    NSLog(@"Unable to created a SFSpeechAudioBufferRecognitionRequest object"); 
} 

if (inputNode == nil) { 

    NSLog(@"Unable to created a inputNode object"); 
} 

request2.shouldReportPartialResults = true; 

_currentTask = [_recognizer recognitionTaskWithRequest:request2 
       delegate:self]; 

[inputNode installTapOnBus:0 bufferSize:4096 format:[inputNode outputFormatForBus:0] block:^(AVAudioPCMBuffer *buffer, AVAudioTime *when){ 
    NSLog(@"Block tap!"); 

    [request2 appendAudioPCMBuffer:buffer]; 

}]; 

    [audioEngine prepare]; 
    [audioEngine startAndReturnError:&outError]; 
    NSLog(@"Error %@", outError); 
} 

- (void)speechRecognitionTask:(SFSpeechRecognitionTask *)task didFinishRecognition:(SFSpeechRecognitionResult *)result { 

NSLog(@"speechRecognitionTask:(SFSpeechRecognitionTask *)task didFinishRecognition"); 
NSString * translatedString = [[[result bestTranscription] formattedString] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]; 

[self log:translatedString]; 

if ([result isFinal]) { 
    [audioEngine stop]; 
    [inputNode removeTapOnBus:0]; 
    _currentTask = nil; 
    request2 = nil; 
} 
}