Resizing Bitmap using Dotnet Factory

Set oImage=DotNetFactory.CreateInstance("System.Drawing.Image","System.Drawing") 
vstPath="C:\Sample Pictures\Water lilies.jpg" 'path of the bitmap to be resized. 
Set oBitmap=DotNetFactory.CreateInstance("System.Drawing.Bitmap","System.Drawing",oImage.FromFile(vstPath),30,40) 
vStResizedPath="C:\Sample Pictures\Water lilies1.jpg" 
oBitmap.Save(vStResizedPath)'Save the resized bitmap. 
Set oBitmap=Nothing 
Set oImage=Nothing