MediaPlayer and Text to Speech : MediaPlayer « Media « Android

1. Android
2. Media
3. MediaPlayer

MediaPlayer and Text to Speech

   
package app.test;

import java.io.File;

import android.app.Activity;
import android.content.Intent;
import android.media.MediaPlayer;
import android.os.Bundle;
import android.speech.tts.TextToSpeech;
import android.speech.tts.TextToSpeech.OnInitListener;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class Test extends Activity implements OnInitListener {
  private EditText words = null;
  private Button speakBtn = null;
  private EditText filename = null;
  private Button recordBtn = null;
  private Button playBtn = null;
  private EditText useWith = null;
  private Button assocBtn = null;
  private String soundFilename = null;
  private File soundFile = null;
    private static final int REQ_TTS_STATUS_CHECK = 0;
  private static final String TAG = "TTS Demo";
    private TextToSpeech mTts = null;
    private MediaPlayer player = null;

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        words = (EditText)findViewById(R.id.wordsToSpeak);
        filename = (EditText)findViewById(R.id.filename);
        useWith = (EditText)findViewById(R.id.realText);

        speakBtn = (Button)findViewById(R.id.speakBtn);
        recordBtn = (Button)findViewById(R.id.recordBtn);
        playBtn = (Button)findViewById(R.id.playBtn);
        assocBtn = (Button)findViewById(R.id.assocBtn);
        Intent checkIntent = new Intent();
        checkIntent.setAction(TextToSpeech.Engine.ACTION_CHECK_TTS_DATA);
        startActivityForResult(checkIntent, REQ_TTS_STATUS_CHECK);
    }
    
    public void doButton(View view) {
      switch(view.getId()) {
      case R.id.speakBtn:
          mTts.speak(words.getText().toString(), TextToSpeech.QUEUE_ADD, null);
          break;
      case R.id.recordBtn:
        soundFilename = filename.getText().toString();
        soundFile = new File(soundFilename);
        if (soundFile.exists())
          soundFile.delete();

          if(mTts.synthesizeToFile(words.getText().toString(), null, soundFilename)== TextToSpeech.SUCCESS) {
            Toast.makeText(getBaseContext(),"Sound file created",Toast.LENGTH_SHORT).show();
            playBtn.setEnabled(true);
            assocBtn.setEnabled(true);
          }
          else {
            Toast.makeText(getBaseContext(),"Oops! Sound file not created",Toast.LENGTH_SHORT).show();
          }
          break;
      case R.id.playBtn:
        try {
            player = new MediaPlayer();
                player.setDataSource(soundFilename);
          player.prepare();
            player.start();
        }
        catch(Exception e) {
            Toast.makeText(getBaseContext(),"Hmmmmm. Can't play file",Toast.LENGTH_SHORT).show();
            e.printStackTrace();
        }
        break;
      case R.id.assocBtn:
        mTts.addSpeech(useWith.getText().toString(), soundFilename);
          Toast.makeText(getBaseContext(),"Associated!",Toast.LENGTH_SHORT).show();
          break;
        }
    }

    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode == REQ_TTS_STATUS_CHECK) {
            switch (resultCode) {
            case TextToSpeech.Engine.CHECK_VOICE_DATA_PASS:
                mTts = new TextToSpeech(this, this);
                Log.v(TAG, "Pico is installed okay");
                break;
            case TextToSpeech.Engine.CHECK_VOICE_DATA_BAD_DATA:
            case TextToSpeech.Engine.CHECK_VOICE_DATA_MISSING_DATA:
            case TextToSpeech.Engine.CHECK_VOICE_DATA_MISSING_VOLUME:
                Intent installIntent = new Intent();
                installIntent.setAction(
                    TextToSpeech.Engine.ACTION_INSTALL_TTS_DATA);
                startActivity(installIntent);
                break;
            case TextToSpeech.Engine.CHECK_VOICE_DATA_FAIL:
            default:
                Log.e(TAG, "Got a failure. TTS apparently not available");
            }
        }
    }

  public void onInit(int status) {
    if( status == TextToSpeech.SUCCESS) {
      speakBtn.setEnabled(true);
      recordBtn.setEnabled(true);
    }
  }
  @Override
  public void onPause()
  {
    super.onPause();
        if(player != null) {
          player.stop();
        }
    if( mTts != null)
      mTts.stop();
  }

  @Override
    public void onDestroy()
  {
        super.onDestroy();
        if(player != null) {
          player.release();
        }
    if( mTts != null) {
      mTts.shutdown();
    }
    }
}

//main.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- This file is /res/layout/main.xml -->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:orientation="vertical" android:layout_width="fill_parent"
  android:layout_height="fill_parent">

  <EditText android:id="@+id/wordsToSpeak"
    android:text="Dohn Keyhotay"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"/>

  <Button android:id="@+id/speakBtn"
    android:text="Speak"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:onClick="doButton"
  android:enabled="false" />

  <TextView android:id="@+id/filenameLabel"
    android:text="Filename:"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"/>

  <EditText android:id="@+id/filename"
    android:text="/sdcard/donquixote.wav"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"/>

  <Button android:id="@+id/recordBtn"
    android:text="Record"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:onClick="doButton"
  android:enabled="false" />

  <Button android:id="@+id/playBtn"
    android:text="Play"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:onClick="doButton"
  android:enabled="false" />

  <TextView android:id="@+id/useWithLabel"
    android:text="Use with:"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"/>

  <EditText android:id="@+id/realText"
    android:text="Don Quixote"
    android:layout_width="fill_parent"
    android:layout_height="wrap_content"/>

  <Button android:id="@+id/assocBtn"
    android:text="Associate"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:onClick="doButton"
  android:enabled="false" />

</LinearLayout>

   
    
    
  

Related examples in the same category