public IActionResult GetCaptchaImage()
{
var code = CaptchaImage.RandomString(4);
var x = new CaptchaImage(code, 250, 100);
HttpContext.Session.SetString("LoginCaptcha", code);
var y = ImageToByte2(x.Image);
return(File(y, "image/png"));
}
public ActionResult Captcha()
{
Session["Captcha"] = CaptchaImage.RandomString(8);
var ci = new CaptchaImage(Session["Captcha"].ToString(), 200, 50, "Helvetica");
Response.Clear();
Response.ContentType = "image/jpeg";
ci.Image.Save(Response.OutputStream, ImageFormat.Jpeg);
ci.Dispose();
return(null);
}