WPF

WPF Beginner

Testing

 Dim img As Bitmap = New Bitmap(PictureBox1.Image)
                ' The section that will be cropped
                Dim imgWidth As Integer = img.Width
                Dim section As Rectangle = New Rectangle(0, 40, imgWidth, 30)
                ' Crop the image and save it.
                img = CropImage(img, section)
Function CropImage(ByVal source As Bitmap, ByVal section As Rectangle) As Bitmap
        Dim bmp As New Bitmap(section.Width, section.Height)
        Dim g As Graphics = Graphics.FromImage(bmp)
        g.DrawImage(source, 0, 0, section, GraphicsUnit.Pixel)
        Return bmp
    End Function