MySqlConnection con = new MySqlConnection("server=localhost;database=star;uid=root;password=;");
            con.Open();
            MySqlCommand com = new MySqlCommand("select * from dt where USERNAME='" + textBox1.Text + "'", con);
            MySqlDataReader dr = com.ExecuteReader();
            dr.Read();
            Byte[] img = new Byte[0];
            img = (Byte[])dr[1];
            MemoryStream ms = new MemoryStream(img);
            //img.Save(ms,ImageFormat.Jpeg);
            pictureBox1.Image = Image.FromStream(ms);
            dr.Close();



    }