如何在Android 2.2中播放shoutcast streaming

Question

我很努力地播放shoutcast链接（.pls）我用mp3成功了，并且我开始知道shoutcast链接在android中不起作用。是否有可能发挥的Android http://stream.radiosai.net:8020/

private final static String RADIO_STATION_URL = "http://stream.radiosai.net:8002/"; 
private ProgressBar playSeekBar; 
private Button buttonPlay; 
private Button buttonStopPlay; 
private Button buttonRecord; 
private Button buttonStopRecord; 
private MediaPlayer player; 
private InputStream recordingStream; 
private RecorderThread recorderThread; 
private boolean isRecording = false; 

/** Called when the activity is first created. */ 
@Override 
public void onCreate(Bundle savedInstanceState) { 
    super.onCreate(savedInstanceState); 
    setContentView(R.layout.main); 
    initializeUIElements(); 
    initializeMediaPlayer(); 
} 

private void initializeUIElements() { 
    playSeekBar = (ProgressBar) findViewById(R.id.progressBar1); 
    playSeekBar.setMax(100); 
    playSeekBar.setVisibility(View.INVISIBLE); 

    buttonPlay = (Button) findViewById(R.id.buttonPlay); 
    buttonPlay.setOnClickListener(this); 

    buttonStopPlay = (Button) findViewById(R.id.buttonStopPlay); 
    buttonStopPlay.setEnabled(false); 
    buttonStopPlay.setOnClickListener(this); 

    buttonRecord = (Button) findViewById(R.id.buttonRecord); 
    buttonRecord.setOnClickListener(this); 

    buttonStopRecord = (Button) findViewById(R.id.buttonStopRecord); 
    buttonStopRecord.setOnClickListener(this); 
} 

public void onClick(View v) { 
    if (v == buttonPlay) { 
     startPlaying(); 
    } else if (v == buttonStopPlay) { 
     stopPlaying(); 
    } else if (v == buttonRecord) { 
     recorderThread = new RecorderThread(); 
     recorderThread.start(); 

     buttonRecord.setEnabled(false); 
     buttonStopRecord.setEnabled(true); 
    } else if (v == buttonStopRecord) { 
     stopRecording(); 
    } 
} 

private void startPlaying() { 
    buttonStopPlay.setEnabled(true); 
    buttonPlay.setEnabled(false); 

    playSeekBar.setVisibility(View.VISIBLE); 

    player.prepareAsync(); 

    player.setOnPreparedListener(new OnPreparedListener() { 

     public void onPrepared(MediaPlayer mp) { 
      player.start(); 
      player.pause(); 
      buttonRecord.setEnabled(true); 
     } 
    }); 

} 

private void stopPlaying() { 
    if (player.isPlaying()) { 
     player.stop(); 
     player.release(); 
     initializeMediaPlayer(); 
    } 

    buttonPlay.setEnabled(true); 
    buttonStopPlay.setEnabled(false); 
    playSeekBar.setVisibility(View.INVISIBLE); 
    buttonRecord.setEnabled(false); 
    buttonStopRecord.setEnabled(false); 
    stopRecording(); 
} 

private void initializeMediaPlayer() { 
    player = new MediaPlayer(); 
    try { 
     player.reset(); 
     player.setDataSource(RADIO_STATION_URL); 
    } catch (IllegalArgumentException e) { 
     e.printStackTrace(); 
    } catch (IllegalStateException e) { 
     e.printStackTrace(); 
    } catch (IOException e) { 
     e.printStackTrace(); 
    } 

    player.setOnBufferingUpdateListener(new OnBufferingUpdateListener() { 

     public void onBufferingUpdate(MediaPlayer mp, int percent) { 
      playSeekBar.setSecondaryProgress(percent); 
      Log.i("Buffering", "" + percent); 
     } 
    }); 
} 

@Override 
protected void onPause() { 
    super.onPause(); 
    if (player.isPlaying()) { 
     player.stop(); 
    } 
} 

private void startRecording() { 

    BufferedOutputStream writer = null; 
    try { 
     URL url = new URL(RADIO_STATION_URL); 
     URLConnection connection = url.openConnection(); 
     final String FOLDER_PATH = Environment 
       .getExternalStorageDirectory().getAbsolutePath() 
       + File.separator + "Songs"; 

     File folder = new File(FOLDER_PATH); 
     if (!folder.exists()) { 
      folder.mkdir(); 
     } 

     writer = new BufferedOutputStream(new FileOutputStream(new File(
       FOLDER_PATH + File.separator + "listen.pls"))); 
     recordingStream = connection.getInputStream(); 

     final int BUFFER_SIZE = 100; 

     byte[] buffer = new byte[BUFFER_SIZE]; 

     while (recordingStream.read(buffer, 0, BUFFER_SIZE) != -1 
       && isRecording) { 
      writer.write(buffer, 0, BUFFER_SIZE); 
      writer.flush(); 
     } 

    } catch (MalformedURLException e) { 
     e.printStackTrace(); 
    } catch (IOException e) { 
     e.printStackTrace(); 
    } finally { 
     try { 
      recordingStream.close(); 
      writer.flush(); 
      writer.close(); 
     } catch (IOException e) { 
      e.printStackTrace(); 
     } 
    } 
} 

private void stopRecording() { 
    buttonStopRecord.setEnabled(false); 
    buttonRecord.setEnabled(true); 
    try { 
     isRecording = false; 
     if (recordingStream != null) { 
      recordingStream.close(); 
     } 
    } catch (IOException e) { 
     e.printStackTrace(); 
    } 
} 

private class RecorderThread extends Thread { 
    @Override 
    public void run() { 
     isRecording = true; 
     startRecording(); 
    } 

}; 
} 

Answer 1

这个链接试试这个代码，detail is here：

import android.app.Activity; 
import android.media.AudioManager; 
import android.media.MediaPlayer; 
import android.net.Uri; 
import android.os.Bundle; 
import android.util.Log; 
import android.view.View; 
import android.widget.Button; 

public class SimpleMusicStream extends Activity implements 
    MediaPlayer.OnCompletionListener, MediaPlayer.OnPreparedListener, 
    MediaPlayer.OnErrorListener, MediaPlayer.OnBufferingUpdateListener { 

private String TAG = getClass().getSimpleName(); 
private MediaPlayer mp = null; 

private Button play; 
private Button pause; 
private Button stop; 

@Override 
public void onCreate(Bundle icicle) { 
    super.onCreate(icicle); 
    setContentView(R.layout.main); 

    play = (Button) findViewById(R.id.play); 
    pause = (Button) findViewById(R.id.pause); 
    stop = (Button) findViewById(R.id.stop); 

    play.setOnClickListener(new View.OnClickListener() { 
    public void onClick(View view) { 
    play(); 
    } 
    }); 

    pause.setOnClickListener(new View.OnClickListener() { 
    public void onClick(View view) { 
    pause(); 
    } 
    }); 

    stop.setOnClickListener(new View.OnClickListener() { 
    public void onClick(View view) { 
    stop(); 
    } 
    }); 
} 

private void play() { 
    Uri myUri = Uri.parse("http://stream.radiosai.net:8002/"); 
    try { 
    if (mp == null) { 
    this.mp = new MediaPlayer(); 
    } else { 
    mp.stop(); 
    mp.reset(); 
    } 
    mp.setDataSource(this, myUri); // Go to Initialized state 
    mp.setAudioStreamType(AudioManager.STREAM_MUSIC); 
    mp.setOnPreparedListener(this); 
    mp.setOnBufferingUpdateListener(this); 

    mp.setOnErrorListener(this); 
    mp.prepareAsync(); 

    Log.d(TAG, "LoadClip Done"); 
    } catch (Throwable t) { 
    Log.d(TAG, t.toString()); 
    } 
} 

@Override 
public void onPrepared(MediaPlayer mp) { 
    Log.d(TAG, "Stream is prepared"); 
    mp.start(); 
} 

private void pause() { 
    mp.pause(); 
} 

private void stop() { 
    mp.stop(); 

} 

@Override 
public void onDestroy() { 
    super.onDestroy(); 
    stop(); 

} 

public void onCompletion(MediaPlayer mp) { 
    stop(); 
} 

public boolean onError(MediaPlayer mp, int what, int extra) { 
    StringBuilder sb = new StringBuilder(); 
    sb.append("Media Player Error: "); 
    switch (what) { 
    case MediaPlayer.MEDIA_ERROR_NOT_VALID_FOR_PROGRESSIVE_PLAYBACK: 
    sb.append("Not Valid for Progressive Playback"); 
    break; 
    case MediaPlayer.MEDIA_ERROR_SERVER_DIED: 
    sb.append("Server Died"); 
    break; 
    case MediaPlayer.MEDIA_ERROR_UNKNOWN: 
    sb.append("Unknown"); 
    break; 
    default: 
    sb.append(" Non standard ("); 
    sb.append(what); 
    sb.append(")"); 
    } 
    sb.append(" (" + what + ") "); 
    sb.append(extra); 
    Log.e(TAG, sb.toString()); 
    return true; 
} 

public void onBufferingUpdate(MediaPlayer mp, int percent) { 
    Log.d(TAG, "PlayerService onBufferingUpdate : " + percent + "%"); 
} 

    } 

的main.xml：

<?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"> 
<Button 
    android:text="Play" 
    android:id="@+id/play" 
    android:layout_width="wrap_content" 
    android:layout_height="wrap_content"></Button> 
<Button 
    android:text="Pause" 
    android:id="@+id/pause" 
    android:layout_width="wrap_content" 
    android:layout_height="wrap_content"></Button> 
<Button 
    android:text="Stop" 
    android:id="@+id/stop" 
    android:layout_width="wrap_content" 
    android:layout_height="wrap_content"></Button> 
</LinearLayout>