Android播放在线音频文件

效果图：

源码下载地址：

http://download.csdn.net/detail/q4878802/9020687

添加网络权限：

<uses-permission android:name="android.permission.INTERNET"/>

工具类

package com.example.onlinemusicplayer;import java.io.IOException;
import java.util.Timer;
import java.util.TimerTask;import android.annotation.SuppressLint;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnBufferingUpdateListener;
import android.media.MediaPlayer.OnCompletionListener;
import android.media.MediaPlayer.OnPreparedListener;
import android.os.Handler;
import android.util.Log;
import android.widget.SeekBar;public class Player implements OnBufferingUpdateListener, OnCompletionListener, OnPreparedListener {public MediaPlayer mediaPlayer; // 媒体播放器private SeekBar seekBar; // 拖动条private Timer mTimer = new Timer(); // 计时器// 初始化播放器public Player(SeekBar seekBar) {super();this.seekBar = seekBar;try {mediaPlayer = new MediaPlayer();mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);// 设置媒体流类型mediaPlayer.setOnBufferingUpdateListener(this);mediaPlayer.setOnPreparedListener(this);} catch (Exception e) {e.printStackTrace();}// 每一秒触发一次mTimer.schedule(timerTask, 0, 1000);}// 计时器TimerTask timerTask = new TimerTask() {@Overridepublic void run() {if (mediaPlayer == null)return;if (mediaPlayer.isPlaying() && seekBar.isPressed() == false) {handler.sendEmptyMessage(0); // 发送消息}}};@SuppressLint("HandlerLeak")Handler handler = new Handler() {public void handleMessage(android.os.Message msg) {int position = mediaPlayer.getCurrentPosition();int duration = mediaPlayer.getDuration();if (duration > 0) {// 计算进度（获取进度条最大刻度*当前音乐播放位置 / 当前音乐时长）long pos = seekBar.getMax() * position / duration;seekBar.setProgress((int) pos);}};};public void play() {mediaPlayer.start();}/*** * @param url*            url地址*/public void playUrl(String url) {try {mediaPlayer.reset();mediaPlayer.setDataSource(url); // 设置数据源mediaPlayer.prepare(); // prepare自动播放} catch (IllegalArgumentException e) {e.printStackTrace();} catch (SecurityException e) {e.printStackTrace();} catch (IllegalStateException e) {e.printStackTrace();} catch (IOException e) {e.printStackTrace();}}// 暂停public void pause() {mediaPlayer.pause();}// 停止public void stop() {if (mediaPlayer != null) {mediaPlayer.stop();mediaPlayer.release();mediaPlayer = null;}}// 播放准备@Overridepublic void onPrepared(MediaPlayer mp) {mp.start();Log.e("mediaPlayer", "onPrepared");}// 播放完成@Overridepublic void onCompletion(MediaPlayer mp) {Log.e("mediaPlayer", "onCompletion");}/*** 缓冲更新*/@Overridepublic void onBufferingUpdate(MediaPlayer mp, int percent) {seekBar.setSecondaryProgress(percent);int currentProgress = seekBar.getMax() * mediaPlayer.getCurrentPosition() / mediaPlayer.getDuration();Log.e(currentProgress + "% play", percent + " buffer");}}

测试类

package com.example.onlinemusicplayer;import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.SeekBar;public class MainActivity extends Activity {private SeekBar mSeekBar;private String path = "http://file.kuyinyun.com/group1/M00/90/B7/rBBGdFPXJNeAM-nhABeMElAM6bY151.mp3";private Player mPlayer;private EditText mEditText;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);mSeekBar = (SeekBar) findViewById(R.id.seekBar);mEditText = (EditText) findViewById(R.id.editText);mEditText.setText(path);mPlayer = new Player(mSeekBar);}/*** 播放* * @param view*/public void play(View view) {new Thread(new Runnable() {@Overridepublic void run() {mPlayer.playUrl(mEditText.getText().toString().trim());}}).start();}}

页面布局

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"xmlns:tools="http://schemas.android.com/tools"android:layout_width="match_parent"android:layout_height="match_parent"android:orientation="vertical" ><TextView
        android:id="@+id/textView1"android:layout_width="wrap_content"android:layout_height="wrap_content"android:text="在线音乐播放器" /><EditText
        android:id="@+id/editText"android:layout_width="match_parent"android:layout_height="wrap_content"android:hint="在线音乐路径" /><SeekBar
        android:id="@+id/seekBar"android:layout_width="match_parent"android:layout_height="wrap_content"android:layout_margin="10dp" /><Button
        android:layout_width="match_parent"android:layout_height="wrap_content"android:layout_gravity="bottom"android:onClick="play"android:text="开始播放" /></LinearLayout>

附加

音频文件我之前是用的科大讯飞语义的音乐场景测试的，科大讯飞的语义场景是基于“酷音云”做的，“酷音云”提供了在线的mp3格式的彩铃音乐（版权问题，只能是这种形式）文件。

测试地址：

http://osp.voicecloud.cn/index.php/default/quicktest/index

测试效果如下（测试之前先添加音乐场景）：