(1)、类介绍
public class android.media.MediaPlayer
extends Object
Class Overview
MediaPlayer class can be used to control playback of audio/video files and streams. An example on how to use the methods in this class can be found in VideoView. Please see Audio and Video for additional help using MediaPlayer.
(2)、用法，简单的播放器
public class MediaPlayerStudy extends Activity {
private Button bplay,bpause,bstop;
private MediaPlayer mp = new MediaPlayer();
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
bplay = (Button)findViewById(R.id.play);
bpause = (Button)findViewById(R.id.pause);
bstop = (Button)findViewById(R.id.stop);
bplay.setOnClickListener(new OnClickListener(){
@Override
public void onClick(View v) {
try {
mp.setDataSource("/sdcard/test.mp3");
mp.prepare();
mp.start();
//mp.setLooping(true);//是否循环播放
} catch (IllegalArgumentException e) {
e.printStackTrace();
} catch (IllegalStateException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
mp.setOnCompletionListener(new OnCompletionListener(){
@Override
public void onCompletion(MediaPlayer mp) {
mp.release();
}
});
}
});
bpause.setOnClickListener(new OnClickListener(){
@Override
public void onClick(View v) {
if(mp != null){
mp.pause();
}
}
});
bstop.setOnClickListener(new OnClickListener(){
@Override
public void onClick(View v) {
if(mp != null){
mp.stop();
}
}
});
}
@Override
protected void onDestroy() {
if(mp != null)
mp.release();
super.onDestroy();
}
}