Image From Web URL to Base64 String

Image are Download using Web Client and byte code pass for base64 conversion. 

using System;

using System.Collections.Generic;

using System.IO;

using System.Net;

using System.Web;

using System.Web.UI;

public partial class _Default : System.Web.UI.Page

{

    protected void Page_Load(object sender, EventArgs e)

    {

    }

    protected void convert_Click(object sender, EventArgs e)

    {

        byte[] raw;

        raw = new WebClient().DownloadData(txturl.Text);

        Context.Response.Write(CreateBase64Image(raw));

    }

    private string CreateBase64Image(byte[] fileBytes)

    {

        System.Drawing.Image streamImage;

        /* Ensure we've streamed the document out correctly before we commit to the conversion */

        using (MemoryStream ms = new MemoryStream(fileBytes))

        {

            /* Create a new image, saved as a scaled version of the original */

             streamImage = (System.Drawing.Image.FromStream(ms));

        }

        using (MemoryStream ms = new MemoryStream())

        {

            /* Convert this image back to a base64 string */

            streamImage.Save(ms, System.Drawing.Imaging.ImageFormat.Png);

            return Convert.ToBase64String(ms.ToArray());

        }

    }

}

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