ReplacementText.FirstWordIndex Property

Gets the location of the first recognized word replaced by the speech normalization procedure.

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

Syntax

'Declaration
Public ReadOnly Property FirstWordIndex As Integer
    Get
'Usage
Dim instance As ReplacementText
Dim value As Integer

value = instance.FirstWordIndex

public int FirstWordIndex { get; }

Property Value

Type: System.Int32
Returns the location of the first recognized word replaced by the speech normalization procedure.

Examples

The example below displays information in a user interface about a RecognizedPhrase object returned by a recognition engine.

internal static void DisplayBasicPhraseInfo(Label label, RecognizedPhrase result, SpeechRecognitionEngine rec) 
{
  if (result != null && label != null) 
  { // Blank
    if (rec != null) 
    { // Clear
      label.Text += String.Format(
                       "  Recognizer currently at:   {0} mSec\n" +
                       "  Audio Device currently at: {1} mSec\n",
                       rec.RecognizerAudioPosition.TotalMilliseconds,
                       rec.AudioPosition.TotalMilliseconds);
    }
    
    if (result != null) 
    { // Clear
      RecognitionResult recResult = result as RecognitionResult;
      if (recResult != null) 
      {
        RecognizedAudio resultAudio = recResult.Audio;
        if (resultAudio == null) 
        {
          label.Text += String.Format(
                               "  Emulated input\n");
        }
        else 
        {
          label.Text += String.Format(
                            "  Candidate Phrase at:       {0} mSec\n" +
                            "  Phrase Length:             {1} mSec\n" +
                            "  Input State Time:          {2}\n" +
                            "  Input Format:              {3}\n",
                            resultAudio.AudioPosition.TotalMilliseconds,
                            resultAudio.Duration.TotalMilliseconds,
                            resultAudio.StartTime.ToShortTimeString(),
                            resultAudio.Format.EncodingFormat.ToString());
        }
      }
      
      label.Text += String.Format("  Confidence Level:          {0}\n", result.Confidence);
      if (result.Grammar != null) 
      {
        label.Text += String.Format(
                         "  Recognizing Grammar:       {0}\n" +
                         "  Recognizing Rule:          {1}\n",
                         ((result.Grammar.Name != null) ? (result.Grammar.Name) : "None"),
                         ((result.Grammar.RuleName != null) ? (result.Grammar.RuleName) : "None"));
      }
      
      if  (result.ReplacementWordUnits.Count !=  0)  
      {
        label.Text += String.Format("  Replacement text:\n");
        foreach  (ReplacementText rep in result.ReplacementWordUnits) 
        {
          string repText = rep.Text;
          // Add trailing spaces
          if ((rep.DisplayAttributes & DisplayAttributes.OneTrailingSpace) !=  0) 
          {
            repText += " ";
          }
          if ((rep.DisplayAttributes & DisplayAttributes.TwoTrailingSpaces) != 0) 
          {
            repText += "  ";
          }
          if ((rep.DisplayAttributes & DisplayAttributes.ConsumeLeadingSpaces) != 0) 
          {
            repText=repText.TrimStart();
          }
          if ((rep.DisplayAttributes & DisplayAttributes.ZeroTrailingSpaces) != 0) 
          {
            repText = repText.TrimEnd();
          }
          label.Text += String.Format("      At index {0} for {1} words. Text: \"{2}\"\n",
                                      rep.FirstWordIndex, rep.CountOfWords, repText);

        }
        label.Text += String.Format("\n\n");
      }
    }
  }
}

See Also

Reference

ReplacementText Class

ReplacementText Members

Microsoft.Speech.Recognition Namespace