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Speech Recognition

Services
Speech Recognition

Speech Recognition

Image: Speech recognition / STT (placeholder).

The Speech Recognition service handles speech-to-text: engine selection (e.g. Vosk, Google), wake word detection, intent detection, and raw speech results. Used by the assistant and accessibility.

What you see

  • State (SpeechRecognitionState) — Selected engine, engines list; is intents active; is assistant active; wake word and intent state.
  • Actions — SpeechRecognitionSetSelectedEngineAction, SpeechRecognitionSetIsIntentsActiveAction, SpeechRecognitionSetIsAssistantActiveAction, SpeechRecognitionReportWakeWordDetectionAction, SpeechRecognitionReportIntentDetectionAction, SpeechRecognitionReportSpeechAction.
  • Events — Emitted when speech or wake word is detected.
  • Implementation — ubo_app/services/090-speech-recognition/: abstraction (base_class, speech_recognition_mixin, wake_word_recognition_mixin), engines_manager, google_engine, vosk_engine, reducer, setup, ubo_handle. Uses engines from ubo_app/engines/.