Android Mediaplayer完全可以从internet流媒体,但不能从本地主机流媒体
我有一个mediaplayer接收音频流。当我使用互联网流时,这一切都很完美。当我出于测试目的切换到我的mamp本地主机url时。它给了我错误 这是我的代码:Android Mediaplayer完全可以从internet流媒体,但不能从本地主机流媒体,android,android-mediaplayer,Android,Android Mediaplayer,我有一个mediaplayer接收音频流。当我使用互联网流时,这一切都很完美。当我出于测试目的切换到我的mamp本地主机url时。它给了我错误 这是我的代码: private void initMediaPlayer() { mPlayer = new MediaPlayer(); mPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC); startMP3(URL); } p
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);
}
};
这给了我一个例外:
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)
有人能给我解释一下为什么它使用在线URL而不是my mamp吗?localhost是您的android主机。如果您正在运行emulator:或指定您的电脑的ip(如果您正在使用android设备),请参阅此 我现在觉得自己很愚蠢。这是初学者的错误。
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)