Dynamically add both watermark image and upload image in asp.net c#

As we previously learn about how to add watermarktext on upload image and how to add watermark image on upload image when logo(image) is fixed but now we learn about how we can add watermark image (logo) and upload image according our requirement means we can add water mark image according our needs.
Suppose we have 3 logo (water mark image) and we upload according to our needs then this code defiantly will help you.
Source Code:-
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="watermarkonuploadimage.aspx.cs" Inherits="watermarkonuploadimage" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title> watermark-example with neerajcodesolutions</title>
</head>
<body>
    <form id="form1" runat="server">

        <fieldset style="width: 450px">

            <legend>Add Watermark image(logo) on Upload Image Dyanmically</legend>
            <label>Upload Image</label>
            <asp:FileUpload ID="fileuploadimage" runat="server" />
            <br />
            <br />
            <label>Upload logo</label>
            <asp:FileUpload ID="fileuploadlogo" runat="server" />
            <br />
            <br />
            <asp:Button ID="btnupload" Text="Upload" runat="server" OnClick="btnupload_Click" />
        </fieldset>
        <fieldset style="width: 350px">

            <legend>Out-Put </legend>
            <asp:Image ID="imgoutput" runat="server" Width="350px" />
        </fieldset>
    </form>
</body>
</html>



Code behind(C#):-
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.UI;


public partial class watermarkonuploadimage : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }

    protected void btnupload_Click(object sender, EventArgs e)
    {


        try
        {
            string fileName = Guid.NewGuid() + Path.GetExtension(fileuploadimage.FileName);
            Image upImage = Image.FromStream(fileuploadimage.PostedFile.InputStream);
            Image logoImage = Image.FromStream(fileuploadlogo.PostedFile.InputStream);
            using (Graphics objgraphics = Graphics.FromImage(upImage))
            {
                objgraphics.DrawImage(logoImage, new Point(upImage.Width - logoImage.Width - 40, 40));
                upImage.Save(Path.Combine(Server.MapPath("~/images"), fileName));
                imgoutput.ImageUrl = "~/images" + "//" + fileName;
            }
        }
        catch (Exception ex)
        {

            Response.Write(ex.Message);
        }


    }
}
Out-Put:-


Dynamically add both watermark image and upload image in asp.net c# Dynamically add both watermark image and upload image in asp.net c# Reviewed by NEERAJ SRIVASTAVA on 11:25:00 PM Rating: 5

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