package com.google.mcommerce.sample.android.chapter10.mediaplay;
import android.app.Activity;
import android.content.res.AssetFileDescriptor;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnPreparedListener;
import android.os.Bundle;
import android.view.View;
import com.google.mcommerce.sample.android.R;
public class MediaDemo3Activity extends Activity implements OnPreparedListener {
static final String AUDIO_PATH =
// "http://streaming103.radionomy.com:80/Radio-Mozart";
"http://129.7.48.199/KUHF-HD1-128K.m3u";
// "http://www.androidbook.com/akc/filestorage/android/documentfiles/3389/play.mp3";
// Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_MUSIC)
// + "/music_file.mp3";
// Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_MOVIES)
// + "/movie.mp4";
private MediaPlayer mediaPlayer;
private int playbackPosition = 0;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
}
public void doClick(View view) {
switch (view.getId()) {
case R.id.startPlayerBtn:
try {
// Only have one of these play methods uncommented
playAudio(AUDIO_PATH);
// playLocalAudio();
// playLocalAudio_UsingDescriptor();
} catch (Exception e) {
e.printStackTrace();
}
break;
case R.id.pausePlayerBtn:
if (mediaPlayer != null && mediaPlayer.isPlaying()) {
playbackPosition = mediaPlayer.getCurrentPosition();
mediaPlayer.pause();
}
break;
case R.id.restartPlayerBtn:
if (mediaPlayer != null && !mediaPlayer.isPlaying()) {
mediaPlayer.seekTo(playbackPosition);
mediaPlayer.start();
}
break;
case R.id.stopPlayerBtn:
if (mediaPlayer != null) {
mediaPlayer.stop();
playbackPosition = 0;
}
break;
}
}
private void playAudio(String url) throws Exception {
killMediaPlayer();
mediaPlayer = new MediaPlayer();
mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
mediaPlayer.setDataSource(url);
mediaPlayer.setOnPreparedListener(this);
mediaPlayer.prepareAsync();
}
private void playLocalAudio() throws Exception {
mediaPlayer = MediaPlayer.create(this, R.raw.music_file);
mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
mediaPlayer.start();
}
private void playLocalAudio_UsingDescriptor() throws Exception {
AssetFileDescriptor fileDesc = getResources().openRawResourceFd(
R.raw.music_file);
if (fileDesc != null) {
mediaPlayer = new MediaPlayer();
mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
mediaPlayer.setDataSource(fileDesc.getFileDescriptor(),
fileDesc.getStartOffset(), fileDesc.getLength());
fileDesc.close();
mediaPlayer.setOnPreparedListener(this);
mediaPlayer.prepareAsync();
}
}
// This is called when the MediaPlayer is ready to start
public void onPrepared(MediaPlayer mp) {
mp.start();
}
@Override
protected void onDestroy() {
super.onDestroy();
killMediaPlayer();
}
private void killMediaPlayer() {
if (mediaPlayer != null) {
try {
mediaPlayer.release();
} catch (Exception e) {
e.printStackTrace();
}
}
}
}