/// <summary>
/// Picks a thumbnail of the current media element.
/// </summary>
/// <param name="mediaData">The media data o the current element.</param>
public void PickThumbnail(MediaData mediaData, ThumbnailType thumbnailType)
{
if (mediaData != null)
{
IRCESmoothStreamingMediaPlugin mediaElement = mediaData.MediaPlugin as IRCESmoothStreamingMediaPlugin;
if (mediaElement != null)
{
this.StartThumbnailBuffer();
bool thumbnailSeekCompleted = false;
TimeSpan currentPosition = mediaElement.Position;
IRCESmoothStreamingMediaPlugin plugin = new RCESmoothStreamingMediaPlugin();
DispatcherTimer thubmnailTimer = new DispatcherTimer {
Interval = new TimeSpan(0, 0, 0, 5)
};
thubmnailTimer.Tick += (sender, e) =>
{
if (thumbnailSeekCompleted)
{
thumbnailSeekCompleted = false;
thubmnailTimer.Stop();
WriteableBitmap writeableBitmap =
new WriteableBitmap(plugin.VisualElement, null);
// writeableBitmap.Render(mediaElement, null);
writeableBitmap.Invalidate();
this.Model.SetThumbnail(writeableBitmap, thumbnailType);
this.PlayerContainerGrid.Children.Remove(plugin.VisualElement);
plugin.Unload();
plugin = null;
thubmnailTimer = null;
this.EndThumbnailBuffer();
}
};
thubmnailTimer.Start();
plugin.ManifestReady += e => plugin.SelectMaxAvailableBitrateTracks("cameraAngle", "camera1");
plugin.MediaOpened += e =>
{
e.Position = currentPosition;
e.VisualElement.Visibility = Visibility.Collapsed;
};
plugin.SeekCompleted += (e, success) => thumbnailSeekCompleted = true;
plugin.Load();
plugin.AutoPlay = false;
plugin.Volume = 0;
plugin.IsMuted = true;
plugin.VisualElement.Width = mediaElement.VisualElement.ActualWidth;
plugin.VisualElement.Height = mediaElement.VisualElement.ActualHeight;
this.PlayerContainerGrid.Children.Add(plugin.VisualElement);
plugin.AdaptiveSource = mediaElement.AdaptiveSource;
}
}
}
