SpeechRecognitionEventArgs

Namespace: Wisej.Web.Ext.Speech

Assembly: Wisej.Web.Ext.Speech (4.1.0.0)

Provides data for the Result and Error events.

C#

public class SpeechRecognitionEventArgs : EventArgs

VB.NET

Public Class SpeechRecognitionEventArgs
    Inherits EventArgs

Constructors

SpeechRecognitionEventArgs(results, error)

Initializes a new instance of the SpeechRecognitionEventArgs class.

Name	Type	Description
results	Object	The speech recognition results received from the client: an array of dynamic objects with the isFinal, confidence and transcript fields, or null.
error	String	The speech recognition error message, or null.

Properties

Error

String: Returns the error message from the speech recognition object.

The value is the error code reported by the browser, i.e. "no-speech", "aborted", "audio-capture", "network", "not-allowed" or "language-not-supported". It's null for the Result event.

Results

SpeechRecognitionResult[]: Returns the list of speech recognition results.

The array contains all the alternatives (up to MaxAlternatives) of the results received, including interim results when InterimResults is true. It's empty for the Error event.

Example:

Using the final result with the highest confidence:

private void speechRecognition1_Result(object sender, SpeechRecognitionEventArgs e)
{
    var best = e.Results
        .Where(r => r.IsFinal)
        .OrderByDescending(r => r.Confidence)
        .FirstOrDefault();

    if (best != null)
        this.labelCommand.Text = best.Transcript;
}

Used By

Name	Description
SpeechRecognitionEventHandler	Represents the method that will handle the Result event.