Video marker
<UserControl x:Class='SilverlightApplication3.MainPage'
xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation'
xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml'
xmlns:d='http://schemas.microsoft.com/expression/blend/2008'
xmlns:mc='http://schemas.openxmlformats.org/markup-compatibility/2006'
mc:Ignorable='d'
d:DesignWidth='640'
d:DesignHeight='480'>
<StackPanel Margin="10">
<MediaElement Margin="10,0" x:Name="media" Source="test.wmv" MarkerReached="media_MarkerReached" MediaOpened="media_MediaOpened"></MediaElement>
<TextBlock Visibility="Collapsed" Margin="10" x:Name="lblMarker"></TextBlock>
<TextBlock Margin="10">Markers:</TextBlock>
<ListBox Margin="10,0" x:Name="lstMarkers" SelectionChanged="lstMarkers_SelectionChanged"></ListBox>
</StackPanel>
</UserControl>
//File: Page.xaml.cs
using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
namespace SilverlightApplication3
{
public partial class MainPage : UserControl
{
public MainPage()
{
InitializeComponent();
}
private void media_MarkerReached(object sender, TimelineMarkerRoutedEventArgs e)
{
lblMarker.Text = e.Marker.Text + " at " + e.Marker.Time.TotalSeconds + " seconds";
}
private void media_MediaOpened(object sender, RoutedEventArgs e)
{
lstMarkers.DisplayMemberPath = "DisplayText";
foreach (TimelineMarker marker in media.Markers)
{
lstMarkers.Items.Add(new MarkerInfo(marker));
}
}
private void lstMarkers_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
MarkerInfo markerInfo = (MarkerInfo)lstMarkers.SelectedItem;
media.Position = markerInfo.Marker.Time;
media.Play();
}
}
public class MarkerInfo
{
public TimelineMarker Marker
{
get;
set;
}
public string DisplayText
{
get
{
return Marker.Text + " (" + Marker.Time.Minutes + ":" + Marker.Time.Seconds + ":" +
Marker.Time.Milliseconds + ")";
}
}
public MarkerInfo(TimelineMarker marker)
{
Marker = marker;
}
}
}
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