/** 关闭DLNA */
  private void closeDLNA() {
    VDVideoViewController controller = VDVideoViewController.getInstance(mContext);
    VDVideoInfo mVideoInfo = null;
    if (controller != null) {
      mVideoInfo = controller.getCurrentVideo();
    }
    unregisterOnDLNAMediaControllerListener();
    ((View) mVideoView).setVisibility(VISIBLE);
    DLNAController.mIsDLNA = false;

    int progress = VDPlayerSoundManager.getCurrSoundVolume(mContext);
    int maxVolume = VDPlayerSoundManager.getMaxSoundVolume(mContext);
    if (controller != null) controller.notifySetCurVolume(progress);
    if (controller != null) controller.notifySetMaxVolume(maxVolume);
    if (VDUtility.isLocalUrl(mVideoInfo.mPlayUrl)) {
      mVideoView.setVideoPath(mVideoInfo.mPlayUrl);
    } else {
      mVideoView.setVideoPath(DLNAController.getInstance(mContext).mPlayUrl);
    }
    if (!mVideoInfo.mIsLive) {
      Log.i("DLNA", "back_seek  : " + DLNAController.getInstance(mContext).mPosition);
      mVideoView.seekTo(DLNAController.getInstance(mContext).mPosition);
    }
    mVideoView.start();
    if (controller != null) controller.notifyShowLoading();
  }
 @Override
 public void onPreOpenDLNA() {
   VDVideoViewController contoller = VDVideoViewController.getInstance(mContext);
   VDVideoInfo mVideoInfo = null;
   if (contoller != null) mVideoInfo = contoller.getCurrentVideo();
   VDLog.i("DLNA", "onPreOpenDLNA " + mVideoInfo.mTitle);
   if (mVideoInfo != null) {
     if (mVideoInfo.mIsLive) {
       DLNAController.getInstance(getContext()).mPlayUrl =
           mVideoInfo.getVideoUrl(VDSharedPreferencesUtil.getCurResolution(mContext));
     } else {
       if (VDUtility.isLocalUrl(mVideoInfo.mPlayUrl)) { // 解析
         DLNAController.getInstance(getContext()).mPlayUrl = mVideoInfo.getNetUrl();
       } else {
         DLNAController.getInstance(getContext()).mPlayUrl =
             (mVideoInfo.mRedirectUrl == null
                 ? mVideoInfo.mPlayUrl
                 : mVideoInfo.mRedirectUrl);
       }
     }
     DLNAController.getInstance(getContext()).open();
   }
 }