My XAML code will look like below
<UserControl x:Class="SilverlightApplication4.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" xmlns:toolkit="http://schemas.microsoft.com/winfx/2006/xaml/presentation/toolkit" xmlns:riaControls="clr-namespace:System.Windows.Controls;assembly=System.Windows.Controls.DomainServices" Height="427" Width="497">
<Grid x:Name="LayoutRoot" Background="White" Height="413" Width="482">
<Rectangle RadiusX="5" RadiusY="5" x:Name="camview" Height="249" HorizontalAlignment="Left" Margin="75,40,0,0" Stroke="Black" StrokeThickness="1" VerticalAlignment="Top" Width="337" Fill="Black" />
<Button Content="Start Cam" Height="23" HorizontalAlignment="Left" Margin="127,330,0,0" Name="button1" VerticalAlignment="Top" Width="75" Click="button1_Click_1" />
<Button Content="Stop Cam" Height="23" HorizontalAlignment="Left" Margin="248,330,0,0" Name="button2" VerticalAlignment="Top" Width="75" Click="button2_Click" />
</Grid>
</UserControl>
Here I have taken one rectangle and two buttons inside the the grid.
First button will start the cam to capture the image and second is used to stop the cam.
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