how to dishplay the image in datagrid of wpf application?

Question

http://msdotnetninja.blogspot.in/2013/12/wpf-browse-image-with-openfiledialog.html

i am able to upload a image through the above link now i want to retrive that uploded image to my data gried of wpf appliction i am using this code but that not working

<DataGrid AutoGenerateColumns="False" Height="248" HorizontalAlignment="Left" Margin="12,51,0,0" Name="dataGrid1" VerticalAlignment="Top" Width="479" Background="White" >

            <DataGrid.Columns>

                <DataGridTextColumn Header="Id" Binding="{Binding Path=Id}"  Width="80"/>

                <DataGridTextColumn Header="ImagePath" Binding="{Binding Path=ImagePath}" Width="80" />

                    <DataGridTemplateColumn Header="Image" Width="80" IsReadOnly="True"  >

                    <DataGridTemplateColumn.CellTemplate>

                        <DataTemplate>

                            <Image Source="{Binding Path=ImageInBytes}" Width="50" Height="50" />

                        </DataTemplate>

                    </DataGridTemplateColumn.CellTemplate>

                </DataGridTemplateColumn>

            </DataGrid.Columns>

       

        </DataGrid>