我开发了一个应用程序,它利用了 native Android 的 MediaPlayer。我类使用媒体播放器的源代码如下。
问题是只有在某些设备上播放几毫秒后(我只能听到声音,屏幕仍然是黑的)我不断收到 error(100,0)
,根据 documentation说
public static final int MEDIA_ERROR_SERVER_DIED
Media server died. In this case, the application must release the MediaPlayer object and instantiate a new one.
在论坛上,我发现每次获得它时我都需要重置播放器...但是我在很短的时间内获得它然后它就永远消失了。由于播放无用,我无法每秒重置播放器。我不明白为什么有些设备有这个问题而其他设备没有。我知道的是 Android OS > 4.0。
当然,首先调用 init()
,然后调用 showVideo()
。然后调用代码为 100 的最后一个 onError
。使流连续运行而不中断的潜在解决方案是什么?
public class NativePlayer extends Player implements OnBufferingUpdateListener,
OnCompletionListener, OnErrorListener, OnInfoListener {
private VideoView videoview;
private PlayerListener listener;
private MainActivity context;
private final Logger logger = LoggerFactory.getLogger(NativePlayer.class);
@Override
public void init(MainActivity activity) {
this.videoview = (VideoView) activity.findViewById(R.id.video);
context = activity;
}
@Override
public void showVideo(final String url, final PlayerListener _listener) {
listener = _listener;
videoview.setVisibility(View.VISIBLE);
try {
Uri video = Uri.parse(url);
videoview.setVideoURI(video);
} catch (Exception e) {
logger.error("Error playing video", e);
listener.onVideoError();
return;
}
videoview.setOnCompletionListener(this);
videoview.setOnErrorListener(this);
videoview.requestFocus();
videoview.setOnPreparedListener(new OnPreparedListener() {
public void onPrepared(MediaPlayer mp) {
videoview.start();
if (listener != null) {
listener.onVideoStarted();
}
}
});
}
@Override
public void onStop() {
stop();
}
private void stop() {
if (videoview == null) {
return;
}
if (videoview.isPlaying()) {
videoview.stopPlayback();
}
}
@Override
public void onDestroy() {
}
@Override
public void onCompletion(MediaPlayer mp) {
stop();
}
@Override
public boolean onError(MediaPlayer mp, int what, int extra) {
if (listener != null) {
listener.onVideoError();
}
return false;
}
@Override
public boolean onInfo(MediaPlayer mp, int what, int extra) {
if (listener != null) {
listener.onInfo(what, extra);
}
return false;
}
@Override
public void onBufferingUpdate(MediaPlayer mp, int percent) {
if (listener != null) {
listener.onBufferingUpdate(percent);
}
}
}
最佳答案
我遇到了同样的问题(错误 100、媒体播放器死机等)。 我通过使用 .stopPlayback() 解决了它,并再次开始播放。 下面是我的部分代码:
private void startWatchVideo(final string video_link) {
videoViewVA.setMediaController(new MediaController(this));
videoViewVA.setVideoURI(Uri.parse(video_link));
videoViewVA.requestFocus();
videoViewVA.setOnPreparedListener(new OnPreparedListener() {
public void onPrepared(MediaPlayer media) {
media.start();
}
});
videoViewVA.setOnErrorListener(new OnErrorListener() {
@Override
public boolean onError(MediaPlayer media, int what, int extra) {
if (what == 100)
{
videoViewVA.stopPlayback();
startWatchVideo(video_link);
}
return true;
}
});
}
在实践中,视频似乎只是变慢了
关于Android MediaPlayer 流媒体错误 : 100: MEDIA_ERROR_SERVER_DIED,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/19869473/