c# image source in code behinde code example
Example 1: change image source wpf
ImageViewer1.Source = new BitmapImage(new Uri(@"\myserver\folder1\Customer Data\sample.png"));
Example 2: c# wpf image source from resource programmatically
BitmapImage image = new BitmapImage(new Uri("/MyProject;component/Images/down.png", UriKind.Relative));