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Note

Please see Azure Cognitive Services for Speech documentation for the latest supported speech solutions.

SpeechRecognitionEngine Events

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The SpeechRecognitionEngine type exposes the following members.

Events

  Name Description
Public event AudioLevelUpdated Raised when the SpeechRecognitionEngine reports the level of its audio input.
Public event AudioSignalProblemOccurred Raised when the SpeechRecognitionEngine detects a problem in the audio signal.
Public event AudioStateChanged Raised when the state changes in the audio being received by the SpeechRecognitionEngine.
Public event EmulateRecognizeCompleted Raised when the SpeechRecognitionEngine finalizes an asynchronous recognition operation of emulated input.
Public event LoadGrammarCompleted Raised when the SpeechRecognitionEngine finishes the asynchronous loading of a Grammar object.
Public event RecognizeCompleted Raised when the SpeechRecognitionEngine finalizes an asynchronous recognition operation.
Public event RecognizerUpdateReached Raised when a running SpeechRecognitionEngine pauses to accept modifications.
Public event SpeechDetected Raised when the SpeechRecognitionEngine detects input that it can identify as speech.
Public event SpeechHypothesized Raised when the SpeechRecognitionEngine has recognized a word or words that may be a component of multiple complete phrases in a grammar.
Public event SpeechRecognitionRejected Raised when the SpeechRecognitionEngine receives input that does not match any of its loaded and enabled Grammar objects.
Public event SpeechRecognized Raised when the SpeechRecognitionEngine receives input that matches any of its loaded and enabled Grammar objects.

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Reference

SpeechRecognitionEngine Class

Microsoft.Speech.Recognition Namespace