Perfect solution for asp jpeg image watermarks

Operation implementation functions: CopyCodeThe Code is as follows: function addwater (N)
Set photo = server. Createobject ("persits. jpeg ")
Photopath = server. mappath (N)
Photo. Open photopath
Photo. interpolation = 1
Photo. Quality = 100
Iwidth = photo. originalwidth
Iheight = photo. originalheight
Iiwidth = 214 'watermark Image Width
Iiheight = 51 'watermark Image Height
Photo. Canvas. drawpng iWidth-iiWidth-5, iHeight-iiHeight-5, server. mappath ("water.png") 'water.png is the watermark image
Photo. Save server. mappath (n) 'output image
Set photo = nothing
End Function

Call method:
<% Call addwater (image name) %>