Demo之MediaPlayer

 

public class MyGridActivity extends Activity implements Callback,OnClickListener{

	private static final String TAG = "MyGridActivity";
	private Button btn1,btn2;
	SurfaceHolder holder;
	MediaPlayer mp;
	SurfaceView sv;
	
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		// TODO Auto-generated method stub
		super.onCreate(savedInstanceState);
		setContentView(R.layout.main04);
		btn1 = (Button) findViewById(R.id.play2_Button);
		btn2 = (Button) findViewById(R.id.pause2_Button);
		sv = (SurfaceView) findViewById(R.id.mysurfaceView1);
		holder = sv.getHolder();
		holder.addCallback(this);
		holder.setFixedSize(320,240);
		holder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
		mp = new MediaPlayer();
		btn1.setOnClickListener(this);
		btn2.setOnClickListener(this);
	}

	@Override
	public void surfaceChanged(SurfaceHolder arg0, int arg1, int arg2, int arg3) {
		// TODO Auto-generated method stub
		
	}

	@Override
	public void surfaceCreated(SurfaceHolder arg0) {
		// TODO Auto-generated method stub
		
	}

	@Override
	public void surfaceDestroyed(SurfaceHolder arg0) {
		// TODO Auto-generated method stub
		
	}

	@Override
	public void onClick(View v) {
		// TODO Auto-generated method stub
		if(v.getId()==R.id.play2_Button){
			mp.setDisplay(holder);
			try{
				mp.setDataSource("/sdcard/movie.mp4");
				mp.prepare();
			}catch(Exception e){
				Log.e(TAG, e.getMessage(), e);
			}
			mp.start();
		}else if(v.getId()==R.id.pause2_Button){
			mp.stop();
		}
	}

}

 

XML配置文件：

 

 

<?xml version="1.0" encoding="UTF-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >

    <SurfaceView
        android:id="@+id/mysurfaceView1"
        android:layout_width="fill_parent"
        android:layout_height="200px" />

    <LinearLayout
        xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content" >

        <Button
            android:id="@+id/play2_Button"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="播放" />

        <Button
            android:id="@+id/pause2_Button"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="暂停" />
    </LinearLayout>

</LinearLayout>