1
我有一個mediaplayer接收音頻流。當我使用互聯網流時,這一切都很完美。當我爲了測試目的切換到我的mamp localhost url時。它給了我錯誤。Mediaplayer完美從互聯網流,但不是從本地主機
這是我的代碼:
private void initMediaPlayer() {
mPlayer = new MediaPlayer();
mPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
startMP3(URL);
}
private void startMP3(String URL) {
if (intialStage) {
new Player().execute(URL);
}
}
class Player extends AsyncTask<String, Void, Boolean> {
@Override
protected Boolean doInBackground(String... params) {
Boolean prepared;
try {
Log.d(TAG, "MP3 URL: " + params[0]);
mPlayer.setDataSource(params[0]);
mPlayer.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
@Override
public void onCompletion(MediaPlayer mp) {
intialStage = true;
mPlayer.stop();
mPlayer.reset();
songPositionHandler.removeCallbacks(UpdateSongTime);
}
});
mPlayer.prepare();
prepared = true;
} catch (IllegalArgumentException e) {
prepared = false;
e.printStackTrace();
} catch (SecurityException e) {
prepared = false;
e.printStackTrace();
} catch (IllegalStateException e) {
prepared = false;
e.printStackTrace();
} catch (IOException e) {
prepared = false;
e.printStackTrace();
}
return prepared;
}
@Override
protected void onPostExecute(Boolean result) {
super.onPostExecute(result);
Log.d(TAG, "Prepared status:" + " " + result);
mPlayer.start();
intialStage = false;
songPositionHandler = new Handler();
songPositionHandler.postDelayed(UpdateSongTime, 1000);
}
}
private Runnable UpdateSongTime = new Runnable() {
public void run() {
Log.d(TAG, "Current sec in song: " + TimeUnit.MILLISECONDS.toSeconds(mPlayer.getCurrentPosition()));
songPositionHandler.postDelayed(this, 1000);
}
};
這是我的網址:
public static final String URL = "http://localhost:8888/test.mp3";
它給了我這個例外:
09-02 09:17:19.294 1835-1847/com.example.test E/MediaPlayer﹕ error (1, -2147483648)
09-02 09:17:19.294 1835-1848/com.example.test W/System.err﹕ java.io.IOException: Prepare failed.: status=0x1
09-02 09:17:19.294 1835-1848/com.example.test W/System.err﹕ at android.media.MediaPlayer.prepare(Native Method)
09-02 09:17:19.294 1835-1848/com.example.test W/System.err﹕ at com.example.test.AudioWaveForm$Player.doInBackground(AudioWaveForm.java:122)
09-02 09:17:19.294 1835-1848/com.example.test W/System.err﹕ at com.example.test.AudioWaveForm$Player.doInBackground(AudioWaveForm.java:104)
09-02 09:17:19.294 1835-1848/com.example.test W/System.err﹕ at android.os.AsyncTask$2.call(AsyncTask.java:288)
09-02 09:17:19.294 1835-1848/com.example.test W/System.err﹕ at java.util.concurrent.FutureTask.run(FutureTask.java:237)
09-02 09:17:19.294 1835-1848/com.example.test W/System.err﹕ at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:231)
09-02 09:17:19.294 1835-1848/com.example.test W/System.err﹕ at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112)
09-02 09:17:19.294 1835-1848/com.example.test W/System.err﹕ at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587)
09-02 09:17:19.294 1835-1848/com.example.test W/System.err﹕ at java.lang.Thread.run(Thread.java:841)
有人可以給我一個解釋爲什麼它是與在線url一起工作,而不是與我的mamp?
現在感覺非常愚蠢。這是一個初學者的錯誤。 – user1007522 2014-09-02 09:46:56