Display Image in Passport size in ASP.Net

Hi ramco1917,

You need to set the image style attribute width=160px and  height=200px.

Please refer below sample.

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.2/css/bootstrap.min.css" />
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
<script type="text/javascript" src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.2/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css" />
<asp:Repeater ID="rptCustomers" runat="server">
    <ItemTemplate>
        <div class="row">
            <div class="col-lg-4">
                <div class="form-group">
                    <asp:Label ID="lblCustomerID" runat="server" Text="ID"></asp:Label>
                    <asp:TextBox ID="txtCustomerId" Text='<%#Eval ("FileId") %>' placeholder="CustomerId" ReadOnly="true" class="form-control" runat="server"></asp:TextBox>
                </div>
            </div>

            <div class="col-lg-3">
                <div class="form-group">
                    <img src='<%# Eval("Path").ToString().Replace("~","") %>'
                        alt="image" />
                </div>
            </div>

            <div class="col-lg-4">
                <div class="form-group">
                    <asp:Label ID="lblName" runat="server" Text="Name" ></asp:Label>
                    <asp:TextBox ID="txtName" Text='<%#Eval ("Name") %>' placeholder="Name" ReadOnly="true" class="form-control" runat="server"></asp:TextBox>
                </div>
            </div>
        </div>
    </ItemTemplate>
</asp:Repeater>

Namespace

using System.Data.SqlClient;

Code

protected void Page_Load(object sender, EventArgs e)
{
    if (!this.IsPostBack)
    {
        this.BindImage();
    }
}

private void BindImage()
{
    string constring = @"Server=.\SQL2019;DataBase=dbFiles;UID=sa;PWD=PASSWORD";
    using (SqlConnection con = new SqlConnection(constring))
    {
        using (SqlCommand cmd = new SqlCommand("SELECT Top 1 Fileid,Name,Path FROM Files", con))
        {
            con.Open();
            rptCustomers.DataSource = cmd.ExecuteReader();
            rptCustomers.DataBind();
            con.Close();
        }
    }
}

Screenshot