Imports System.Windows.Forms
Imports System.Drawing
Imports System.Drawing.Drawing2D
public class MakeTransparentBitmap
public Shared Sub Main
Application.Run(New Form1)
End Sub
End class
Public Class Form1
Inherits System.Windows.Forms.Form
Private Sub Form1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Click
Me.Close()
End Sub
Private Sub Form1_Paint(ByVal sender As Object, ByVal e As System.Windows.Forms.PaintEventArgs) Handles Me.Paint
Dim bm As Bitmap = new Bitmap("yourfile.jpg")
bm.MakeTransparent(bm.GetPixel(1, 1))
e.Graphics.DrawImage(bm, 0, 0)
End Sub
End Class