Compare Image from file
Imports System.IO Imports System.Drawing Dim img As Image Dim img1,img2 as String Protected Sub Page_Load(sender As Object, e As EventArgs) Handles Me.Load img = Image.FromFile("C:\Img1.jpg") img1 = Convert.ToBase64String(imageToByteArray(img)) img = Image.FromFile("C:\Img2.jpg") img2 = Convert.ToBase64String(imageToByteArray(img)) if img1 = img2 then response.write("Same Image") else response.write("Difference Image") end if End Sub Public Function imageToByteArray(ByVal imageIn As System.Drawing.Image) As Byte() Dim ms As MemoryStream = New MemoryStream() imageIn.Save(ms, Imaging.ImageFormat.Jpeg) Return ms.ToArray() End Function