custom_speech_recognition 0.0.2

Flutter Android iOS

A flutter plugin to use the speech recognition on iOS and Android

speech_recognition #

A flutter plugin to use the speech recognition iOS10+ / Android 4.1+

screenshot

Installation #

  1. Depend on it Add this to your package's pubspec.yaml file:
dependencies:
  speech_recognition: "^0.0.2"
  1. Install it You can install packages from the command line:
$ flutter packages get
  1. Import it Now in your Dart code, you can use:
import 'package:custom_speech_recognition/custom_speech_recognition.dart';

Usage #

//..
_speech = SpeechRecognition();

// The flutter app not only call methods on the host platform,
// it also needs to receive method calls from host.
_speech.setAvailabilityHandler((bool result) 
  => setState(() => _speechRecognitionAvailable = result));

// handle device current locale detection
_speech.setCurrentLocaleHandler((String locale) =>
 setState(() => _currentLocale = locale));

_speech.setRecognitionStartedHandler(() 
  => setState(() => _isListening = true));

// this handler will be called during recognition. 
// the iOS API sends intermediate results,
// On my Android device, only the final transcription is received
_speech.setRecognitionResultHandler((String text) 
  => setState(() => transcription = text));

_speech.setRecognitionCompleteHandler(() 
  => setState(() => _isListening = false));

// 1st launch : speech recognition permission / initialization
_speech
    .activate()
    .then((res) => setState(() => _speechRecognitionAvailable = res));
//..

speech.listen(locale:_currentLocale).then((result)=> print('result : $result'));

// ...

speech.cancel();

// ||

speech.stop();

Recognition #

Permissions #

iOS #

infos.plist, add :

  • Privacy - Microphone Usage Description
  • Privacy - Speech Recognition Usage Description
<key>NSMicrophoneUsageDescription</key>
<string>This application needs to access your microphone</string>
<key>NSSpeechRecognitionUsageDescription</key>
<string>This application needs the speech recognition permission</string>

⚠️ iOS : Swift project

Android #

<uses-permission android:name="android.permission.RECORD_AUDIO" />

Limitation #

On iOS, by default the plugin is configured for French, English, Russian, Spanish, Italian. On Android, without additional installations, it will probably works only with the default device locale.

Troubleshooting #

If you get a MissingPluginException, try to flutter build apk on Android, or flutter build ios

Getting Started #

For help getting started with Flutter, view our online documentation.

For help on editing plugin code, view the documentation.

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A flutter plugin to use the speech recognition on iOS and Android

Repository (GitHub)
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Documentation

API reference

Uploader

androidcoruscatedebug@gmail.com

License

BSD (LICENSE)

Dependencies

flutter

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Packages that depend on custom_speech_recognition