Android Open Source - MyVoice Text To Speech Model

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Back to project page MyVoice.

License

The source code is released under:

DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE Version 2, December 2004 Copyright (C) 2004 Sam Hocevar <sam@hocevar.net> Everyone is permitted to copy and distribute verbatim or modified copies of this...

Java Source Code

package org.c0ders.myvoice.models;
/*ww  w  . j a va2  s .  co  m*/
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.net.Uri;
import android.preference.PreferenceManager;
import android.speech.tts.TextToSpeech;
import android.util.Log;
import java.io.File;
import java.util.Locale;

/**
 *
 * @author Manuel Wildauer <m.wildauer@gmail.com>
 */
final public class TextToSpeechModel implements TextToSpeech.OnInitListener {
  
  private static String TAG = "myvoice TextToSpeechModel";
  
  private Context context;
  
  private TextToSpeech mTts = null;
  private SharedPreferences prefs = null;
  
  private Locale locale;
  private float pitch;
  private float speechRate;
  private boolean save;
  private boolean share;
  
  public Locale getLocale() {
    return locale;
  }

  public void setLocale(Locale locale) {
    this.locale = locale;
  }

  public float getPitch() {
    return pitch;
  }

  public void setPitch(float pitch) {
    this.pitch = pitch;
  }

  public boolean isSave() {
    return save;
  }

  public void setSave(boolean save) {
    this.save = save;
  }

  public boolean isShare() {
    return share;
  }

  public void setShare(boolean share) {
    this.share = share;
  }

  public float getSpeechRate() {
    return speechRate;
  }

  public void setSpeechRate(float speechRate) {
    this.speechRate = speechRate;
  }
  
  public TextToSpeechModel(Context context) {
    
    this.context = context;
    
    this.prefs = PreferenceManager.getDefaultSharedPreferences(context);    
    
    if("german".equals(prefs.getString("localesPref", "localeValues"))){
      this.setLocale(Locale.GERMAN);
    }else if("english".equals(prefs.getString("localesPref", "localeValues"))){
      this.setLocale(Locale.ENGLISH);
    } else {
      this.setLocale(Locale.getDefault());
    }
    
    this.setPitch(Float.valueOf(prefs.getString("pitchPref", "1")));
    this.setSpeechRate(Float.valueOf(prefs.getString("speechRatePref", "1")));
    this.setSave(prefs.getBoolean("savePref", false));
    this.setShare(prefs.getBoolean("sharePref", false));
    
    this.mTts = new TextToSpeech(context, this);
  }
  
  /**
   * 
   * @param whatsHappening 
   */
  public void speak(String whatsHappening){
    mTts.speak(whatsHappening, TextToSpeech.QUEUE_FLUSH, null);
    
    if(true==this.isSave()){
      this.saveToFile(whatsHappening);
    }
  }
  
  /**
   * save to file - e.g. /sdcard/myvoice/yyyyMMdd-HHmmssSSS.wav
   * 
   * @param String whatsHappening 
   */
  private void saveToFile(String whatsHappening){
    
    String strDate = Utils.dateFormat("yyyyMMdd-HHmmssSSS");
    
    final String saveToFile = Utils.getStoragePath() + strDate + ".wav";
    
    int i = mTts.synthesizeToFile(whatsHappening, null, saveToFile);
    
    if(TextToSpeech.SUCCESS == i){
      if(true==this.isSave() && this.isShare()){
        this.shareDialog(saveToFile);
      }
    }
  }
  
  /**
   * 
   * @param String saveToFile 
   */
  private void shareDialog(final String saveToFile){
    DialogInterface.OnClickListener dialogClickListener = new DialogInterface.OnClickListener() {

      @Override
      public void onClick(DialogInterface dialog, int which) {
        switch (which){
          case DialogInterface.BUTTON_POSITIVE:
            shareFile(saveToFile);
          break;

          case DialogInterface.BUTTON_NEGATIVE:

          break;
        }
      }
    };

    AlertDialog.Builder builder = new AlertDialog.Builder(this.context);
    builder.setMessage("Share").setPositiveButton("Yes", dialogClickListener).setNegativeButton("No", dialogClickListener).show();

  }
  
  /**
   * Share wav-File
   * 
   * @param String filename 
   */
  private void shareFile(String filename){
    
    File file = new File(filename);
    
    Intent shareIntent = new Intent(android.content.Intent.ACTION_SEND);
    shareIntent.setType("audio/wav");
    shareIntent.putExtra(Intent.EXTRA_STREAM, Uri.fromFile(file));
    
    this.context.startActivity(Intent.createChooser(shareIntent, "Share Voice File"));    
  }

  @Override
  public void onInit(int i) {
    if (i == TextToSpeech.SUCCESS) {
      int result = mTts.setLanguage(this.getLocale());
      
      if (result == TextToSpeech.LANG_MISSING_DATA || result == TextToSpeech.LANG_NOT_SUPPORTED) {
        Log.w(TAG, "Language not supported: "+this.locale);
      }else{
        mTts.setPitch(this.getPitch());
        mTts.setSpeechRate(this.getSpeechRate());
      }
    } else {
      Log.w(TAG, "Could not init TextToSpeech :(");
    }
  }
  
  public void destroy(){
    if(null!=this.mTts){
      this.mTts.stop();
      mTts.shutdown();  
    }
  }
}

Java Source Code List

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