BPASmartClient/WPFDemo/VlcTestDemo.xaml

<Window
    x:Class="WPFDemo.VlcTestDemo"
    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:local="clr-namespace:WPFDemo"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    xmlns:vlc="clr-namespace:Vlc.DotNet.Wpf;assembly=Vlc.DotNet.Wpf"
    Title="VlcTestDemo"
    Width="800"
    Height="450"
    AllowsTransparency="True"
    Background="{x:Null}"
    mc:Ignorable="d">
    <Grid>
        <vlc:VlcControl Name="vlcPlayer" />
    </Grid>
</Window>