private void OnSelected()
{
InMemory.Set("SelectedVideo", Video);
Mediator.NotifyColleagues("OnPlayVideo", Video);
if (InMemory.Can("tag"))
{
Mediator.NotifyColleagues("OnChangeTag", InMemory.Get("tag"));
}
else
{
Mediator.NotifyColleagues("OnChangeTag", string.Empty);
}
}
private void OnSelectMeta()
{
if (InMemory.Can("SelectedVideo"))
{
if (InMemory.Get("SelectedVideo") is Video video)
{
int fps = video.Fps;
TimeSpan duration = video.Duration;
long frame = (long)BeginFrame;
double time = ((double)frame / fps);
Mediator.NotifyColleagues("SetPosition", time);
Mediator.NotifyColleagues("OnProgress", time);
}
}
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (InMemory.Can("SelectedVideo"))
{
if (InMemory.Get("SelectedVideo") is Video video)
{
int fps = video.Fps;
TimeSpan duration = video.Duration;
long frame = (long)value;
int time = (int)(frame / fps);
return(new TimeSpan(0, 0, time));
}
}
return(value);
}
