How to Convert Rectangle image to round Image

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ASP.NET

How can I convert a rectangle image to a round image?

I'm new to graphic drawing.

Thank you.

Posted 29-Mar-10 4:00am

muchabiseki

Updated 29-Mar-10 4:14am

R. Giskard Reventlov

v2

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LittleYellowBird · Answer 1 · 2010-03-29T04:33:00

Solution 1

I think you need to provide more information about what you are trying to do. For example ....

What sort of images are you dealing with?
What sort of conversion do you want to achieve ie crop, stretch etc?

Posted 29-Mar-10 4:33am

LittleYellowBird

muchabiseki · Answer 2 · 2010-03-29T21:15:00

I got it.this code has done it

VB

Private Sub btnExport0_Click()
        Try
            Dim path As String = Server.MapPath(Request.QueryString("imgpath"))
            Dim imgin As System.Drawing.Image = System.Drawing.Image.FromFile(path)
            Dim bitmap As New System.Drawing.Bitmap(imgin.Width, imgin.Height)
            Dim g As Graphics = Graphics.FromImage(bitmap)

            g.Clear(Color.Black)

            Dim brush As New System.Drawing.TextureBrush(imgin)


            g.FillEllipse(brush, New Rectangle(0, 0, imgin.Width, imgin.Height))

            g.Dispose()

            Response.Clear()
            Response.ContentType = "image/pjpeg"
            bitmap.Save(Response.OutputStream, System.Drawing.Imaging.ImageFormat.Jpeg)
            Response.End()
            bitmap.Dispose()

        Catch ex As Exception

        End Try
    End Sub