private void FinishedLoading(object sender, EventArgs e) //Executed when MainWindow.ContentRendered is called
{
mediaPlayerView = new MediaPlayerView();
mediaBrowser = new MediaBrowserView();
//contentGrid.Children.Add(mediaBrowser);
contentGrid.Children.Add(mediaPlayerView);
mediaPlayerView.mediaPlayer.MediaOpened += MediaPlayer_MediaOpened;
mediaPlayerView.mediaPlayer.MediaOpening += MediaPlayer_MediaOpening;
}
public MediaPlayerGroupViewModel()
{
MediaPlayerView mediaPlayerView = new MediaPlayerView();
this.MediaOutput = mediaPlayerView;
this.MediaControls = new MediaPlayerControlsView();
((MediaPlayerControlsView)this.MediaControls).MediaPlayerView = mediaPlayerView;
this.IsFullscreen = false;
this.Timer.Tick += TimerTick;
this.Timer.Interval = TimeSpan.FromMilliseconds(200);
}
public MediaPlayerWindow()
{
View = new MediaPlayerView(); //must set the view first
InitializeComponent();
if (mediaPlayerOptions != null)
{
mediaPlayerOptions.MediaPlayerWindow = this;
}
defaultReplayOffset = player.ReplayOffset; //can set ReplayOffset in XAML
}
private async void btStart_Click(object sender, EventArgs e)
{
mmLog.Clear();
tcMain.SelectedIndex = 4;
if (rbVideoFile.Checked)
{
ConfigureMediaPlayer();
}
else
{
ConfigureVideoCapture();
}
// add face detection
if (cbFDEnabled.Checked)
{
FaceDetectionAdd();
}
// add car counter
if (cbCCEnabled.Checked)
{
CarCounterAdd();
}
// add car counter
if (cbPDEnabled.Checked)
{
PedestrianDetectionAdd();
}
//this.MediaPlayer1.Video_Effects_Enabled = true;
// this.MediaPlayer1.Video_Effects_Clear();
// this.MediaPlayer1.Video_Effects_Add(new VideoEffectMosaic(true, 500));
if (rbVideoFile.Checked)
{
MediaPlayerView.Show();
VideoCaptureView.Hide();
await MediaPlayer1.PlayAsync();
}
else
{
MediaPlayerView.Hide();
VideoCaptureView.Show();
await VideoCapture1.StartAsync();
}
}
/// <summary>
/// 打开视频文件
/// </summary>
public void OpenVideoAudioFile(string uri)
{
try
{
wordManage.ClearDocuments();
pPTManage.ClearDocuments();
excelManage.ClearDocuments();
if (this.mediaPlayerView == null)
{
this.mediaPlayerView = new MediaPlayerView(uri);
}
else
{
this.mediaPlayerView.OpenVideo(uri);
}
//加载UI事件（比如多媒体播放器）
this.book_LoadUI(this.mediaPlayerView);
}
catch (Exception ex)
{
LogManage.WriteLog(this.GetType(), ex);
}
}
public void Play(IEnumerable <MessageViewModel> items, bool auto)
{
var news = new Dictionary <long, MediaPlayerItem>();
foreach (var message in items)
{
var container = Messages.ContainerFromItem(message) as ListViewItem;
if (container == null)
{
continue;
}
var animation = message.GetAnimation();
if (animation == null)
{
continue;
}
if (animation.Local.IsDownloadingCompleted)
{
var root = container.ContentTemplateRoot as FrameworkElement;
if (root is Grid grid)
{
root = grid.FindName("Bubble") as FrameworkElement;
}
var media = root.FindName("Media") as ContentControl;
var panel = media.ContentTemplateRoot as Panel;
if (message.Content is MessageText)
{
media = panel.FindName("Media") as ContentControl;
panel = media.ContentTemplateRoot as Panel;
}
else if (message.Content is MessageGame)
{
panel = panel.FindName("Media") as Panel;
}
//else if (message.Media is TLMessageMediaGame)
//{
// panel = panel.FindName("Media") as FrameworkElement;
//}
//else if (message.IsRoundVideo())
//{
// panel = panel.FindName("Inner") as FrameworkElement;
//}
if (panel is Grid final)
{
final.Tag = message;
news[message.Id] = new MediaPlayerItem {
File = animation, Container = final, Watermark = message.Content is MessageGame
};
}
}
}
foreach (var item in _old.Keys.Except(news.Keys).ToList())
{
var presenter = _old[item].Presenter;
if (presenter != null && presenter.MediaPlayer != null)
{
presenter.MediaPlayer.Source = null;
presenter.MediaPlayer.Dispose();
presenter.MediaPlayer = null;
}
var container = _old[item].Container;
if (container != null && presenter != null)
{
container.Children.Remove(presenter);
}
_old.Remove(item);
}
if (!auto)
{
return;
}
foreach (var item in news.Keys.Except(_old.Keys).ToList())
{
if (_old.ContainsKey(item))
{
continue;
}
var container = news[item].Container;
if (container != null && container.Children.Count < 5)
{
var player = new MediaPlayer();
player.AutoPlay = true;
player.IsMuted = auto;
player.IsLoopingEnabled = true;
player.CommandManager.IsEnabled = false;
player.Source = MediaSource.CreateFromUri(new Uri("file:///" + news[item].File.Local.Path));
var presenter = new MediaPlayerView();
presenter.MediaPlayer = player;
presenter.IsHitTestVisible = false;
presenter.Constraint = container.Tag;
news[item].Presenter = presenter;
//container.Children.Insert(news[item].Watermark ? 2 : 2, presenter);
container.Children.Add(presenter);
}
_old[item] = news[item];
}
}
public void Play(IEnumerable <TLMessage> items, bool auto)
{
var news = new Dictionary <string, MediaPlayerItem>();
foreach (var message in items)
{
var container = Messages.ContainerFromItem(message) as ListViewItem;
if (container == null)
{
continue;
}
var document = message.GetDocument();
if (document == null || !TLMessage.IsGif(document))
{
continue;
}
var fileName = document.GetFileName();
if (File.Exists(FileUtils.GetTempFileName(fileName)))
{
var root = container.ContentTemplateRoot as FrameworkElement;
if (root is Grid grid)
{
root = grid.FindName("Bubble") as FrameworkElement;
}
var media = root.FindName("Media") as ContentControl;
var panel = media.ContentTemplateRoot as FrameworkElement;
if (message.Media is TLMessageMediaWebPage)
{
media = panel.FindName("Media") as ContentControl;
panel = media.ContentTemplateRoot as FrameworkElement;
}
else if (message.Media is TLMessageMediaGame)
{
panel = panel.FindName("Media") as FrameworkElement;
}
if (panel is Grid final)
{
news[FileUtils.GetTempFileUrl(fileName)] = new MediaPlayerItem {
Container = final, Watermark = message.Media is TLMessageMediaGame
};
}
}
}
foreach (var item in _old.Keys.Except(news.Keys).ToList())
{
var presenter = _old[item].Presenter;
if (presenter != null && presenter.MediaPlayer != null)
{
presenter.MediaPlayer.Source = null;
presenter.MediaPlayer.Dispose();
presenter.MediaPlayer = null;
}
var container = _old[item].Container;
if (container != null && presenter != null)
{
container.Children.Remove(presenter);
}
_old.Remove(item);
}
if (!auto)
{
return;
}
foreach (var item in news.Keys.Except(_old.Keys).ToList())
{
var container = news[item].Container;
if (container != null && container.Children.Count < 5)
{
var player = new MediaPlayer();
player.AutoPlay = true;
player.IsMuted = true;
player.IsLoopingEnabled = true;
player.CommandManager.IsEnabled = false;
player.Source = MediaSource.CreateFromUri(new Uri(item));
var presenter = new MediaPlayerView();
presenter.MediaPlayer = player;
presenter.IsHitTestVisible = false;
presenter.Constraint = container.DataContext;
news[item].Presenter = presenter;
container.Children.Insert(news[item].Watermark ? 2 : 2, presenter);
}
_old.Add(item, news[item]);
}
}
