Live Speech-To-Text

Effortlessly add speech-to-text to your Flutter apps, enabling voice-controlled features. Transcribe spoken words into text easier with this plugin.

SDK

• Android
• MinSDK 21 /CompileSDK 31
  • android/local.properties

  flutter.minSdkVersion=21
  flutter.compileSdkVersion=21
  

  • android/app/build.gradle

  def flutterMinSdkVersion = localProperties.getProperty('flutter.minSdkVersion')
  if (flutterMinSdkVersion == null) {
      flutterMinSdkVersion = '21'
  }
  
  def flutterCompileSdkVersion = localProperties.getProperty('flutter.compileSdkVersion')
  if (flutterCompileSdkVersion == null) {
      flutterCompileSdkVersion = '31'
  }
  

  android {
      ...
      compileSdkVersion flutterCompileSdkVersion.toInteger()
      ...
  
      defaultConfig {
        ...
        minSdkVersion flutterMinSdkVersion.toInteger()
        ...
      }
  }
  

• iOS
  • this package tested on target iOS 13

Permissions

It is highly recommended use permission_handler:^9.2.0 package to make sure the user have required permissions granted.

• Android
  • android/app/src/{debug,main,profile}/AndroidManifest.xml

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

• iOS
  • ios/Runner/Info.plist

  <key>NSMicrophoneUsageDescription</key>
    <string>Your voice input needed for the speech to text functionality</string>
    <key>NSSpeechRecognitionUsageDescription</key>
    <string>Allow app to get text input from your speech</string>
  

  • ios/Podfile
    • First refer the guide
    • Uncomment these lines

          ## dart: PermissionGroup.microphone
          'PERMISSION_MICROPHONE=1',
    
          ## dart: PermissionGroup.speech
          'PERMISSION_SPEECH_RECOGNIZER=1',
    

Troubleshoots

• Android Emulator (without Android Studio) not receive input from microphone on MacOS 13
  • Open 'Activity Monitor' find process name like 'qemu'. get the full process name
  • run command
    • sudo defaults write com.apple.security.device.microphone qemu-system-aarch64 -bool true
    • restart the emulator