2011-05-20 89 views
0

图片(图片类别)位于SMFPlayer(两个元素均在代码隐藏中创建)之上。图像的Z索引是SMFPlayer + 1的Z索引。根据SMFPlayer的播放进度调整图像大小(调整宽度)。在SMFPlayer上方显示图片问题

videoPlayer = new SMFPlayer(); 
    videoPlayer.Width = 1920; 
    videoPlayer.Height = 1080; 
    videoPlayer.Margin = new Thickness(1920, 0, 0, 0); 
    PlaylistItem item = new PlaylistItem(); 
    Random r = new Random(); 
    item.MediaSource = new Uri("video.wmv"); 
    item.DeliveryMethod = DeliveryMethods.ProgressiveDownload; 
    videoPlayer.Playlist.Add(item); 
    videoPlayer.AutoPlay = true; 
    videoPlayer.AutoLoad = true; 
    videoPlayer.IsControlStripVisible = false; 
    videoPlayer.PlaylistVisibility = FeatureVisibility.Disabled; 
    videoPlayer.MediaEnded += new EventHandler(player_MediaEnded); 
    LayoutRoot.Children.Add(videoPlayer); 

      bar_yellow3 = new Image(); 
      bar_yellow3.Source = new BitmapImage(new Uri("/SMF_ProgressiveDownload1;component/assets/bar_y.png", UriKind.Relative)); 
      bar_yellow3.Width = 775; 
      bar_yellow3.Height = 34; 
      bar_yellow3.Margin = new Thickness(2948,1034,0,0); 
      bar_yellow3.Stretch = Stretch.Fill; 
      bar_yellow3.VerticalAlignment = VerticalAlignment.Top; 
      bar_yellow3.HorizontalAlignment = HorizontalAlignment.Left; 
      LayoutRoot.Children.Add(bar_yellow3); 

然而,当播放进度小于20%时,图像随机闪烁。当SMFPlayer设置为不可见(Visibility.Collapsed)时,图像正常。

我试图调用图像的更新函数,它是:bar_yellow3.UpdateLayout();但该方法不能解决闪烁的问题。

任何解决方案?

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你能展示你用来更新大小的方法吗? – jv42 2011-12-21 15:47:43

回答

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尝试使用效果(Shazzam将帮助您),而不是使用Z顺序。

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你能否详细说明你的答案(喜欢举例)? – Raptor 2013-07-09 12:28:27