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Note

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

RecognizedAudio.Duration Property

Gets the duration of the input audio stream for the recognized audio.

Namespace:  Microsoft.Speech.Recognition
Assembly:  Microsoft.Speech (in Microsoft.Speech.dll)

Syntax

'Declaration
Public ReadOnly Property Duration As TimeSpan
    Get
'Usage
Dim instance As RecognizedAudio
Dim value As TimeSpan

value = instance.Duration
public TimeSpan Duration { get; }

Property Value

Type: System.TimeSpan
The duration within the input audio stream for the recognized audio.

Examples

The following example handles the SpeechRecognitionEngine.SpeechRecognized event and outputs to the console information about the recognized audio that is associated with the recognition result.

// Handle the SpeechRecognized event. 
void SpeechRecognizedHandler(object sender, SpeechRecognizedEventArgs e)
{
  if (e.Result == null) return;

  RecognitionResult result = e.Result;
  
  Console.WriteLine("Grammar({0}): {1}",
    result.Grammar.Name, result.Text);

  if (e.Result.Audio != null)
  {
    RecognizedAudio audio = e.Result.Audio;

    Console.WriteLine("   start time: {0}", audio.StartTime);
    Console.WriteLine("   encoding format: {0}", audio.Format.EncodingFormat);
    Console.WriteLine("   position: {0}, duration: {1}",
      audio.AudioPosition, audio.Duration);
  }

  // Add event handler code here.
}

See Also

Reference

RecognizedAudio Class

RecognizedAudio Members

Microsoft.Speech.Recognition Namespace

StartTime

RecognizedAudio

AudioPosition