private void ImagenCaptcha()
{
string codigo = GenerateRandomCode();
// Create a CAPTCHA image using the text stored in the Session object.
RandomImage ci = new RandomImage(codigo, 300, 75);
// Change the response headers to output a JPEG image.
//Response.Clear();
//Response.ContentType = "image/jpeg";
// Write the image to the response stream in JPEG format.
string imagePath = MapPath("~/Images/captcha.Bmp");
if (File.Exists(imagePath))
{
File.Delete(imagePath);
}
ci.Image.Save(imagePath, ImageFormat.Bmp);
// Dispose of the CAPTCHA image object.
ci.Dispose();
// this.Image1.ImageUrl = "~/Account/CImage.ashx?codigo=" + codigo;
this.Image1.ImageUrl = "~/Images/captcha.Bmp";
this.Image1.Width = 225;
this.Image1.Height = 75;
this.Image1.DataBind();
this.HiddenField1.Value = codigo;
}
protected void Page_Load(object sender, EventArgs e)
{
this.Session["captcha"] = GenerateRandomCode();
RandomImage ci = new RandomImage(this.Session["captcha"].ToString(), 350, 100);
this.Response.Clear();
this.Response.ContentType = "image/jpeg";
ci.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg);
ci.Dispose();
}
public FileResult GetCaptchaImage()
{
string text = Session["CAPTCHA"].ToString();
MemoryStream ms = new MemoryStream();
RandomImage _captcha = new RandomImage(text, 220, 50);
_captcha.Image.Save(ms, System.Drawing.Imaging.ImageFormat.Png);
_captcha.Dispose();
return(File(ms.ToArray(), "image/png"));
}
protected void Page_Load(object sender, EventArgs e)
{
this.Session["captcha"] = GenerateRandomCode();
RandomImage ci = new RandomImage(this.Session["captcha"].ToString(), 350, 100);
this.Response.Clear();
this.Response.ContentType = "image/jpeg";
ci.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg);
ci.Dispose();
}
public void ProcessRequest(HttpContext context)
{
context.Session["CaptchaImageText"] = GenerateRandomCode();
// Create a CAPTCHA image using the text stored in the Session object.
RandomImage ci = new RandomImage(context.Session["CaptchaImageText"].ToString(), 300, 75);
// Change the response headers to output a JPEG image.
context.Response.Clear();
context.Response.ContentType = "image/jpeg";
// Write the image to the response stream in JPEG format.
ci.Image.Save(context.Response.OutputStream, System.Drawing.Imaging.ImageFormat.Jpeg);
// Dispose of the CAPTCHA image object.
ci.Dispose();
}
public void ProcessRequest(HttpContext context)
{
context.Session["CaptchaImageText"] = GenerateRandomCode();
// Create a CAPTCHA image using the text stored in the Session object.
var ci = new RandomImage(context.Session
["CaptchaImageText"].ToString(),169, 30);
// Change the response headers to output a JPEG image.
context.Response.Clear();
context.Response.ContentType = "image/jpeg";
// Write the image to the response stream in JPEG format.
ci.Image.Save(context.Response.OutputStream, ImageFormat.Jpeg);
// Dispose of the CAPTCHA image object.
ci.Dispose();
}
// GET: Common
public ActionResult VerificationImgForm()
{
string code = StringHelper.GenerateRandomCode();
RandomImage ci = new RandomImage(code, 240, 60);
TempData[CaptchaImageText] = code;
using (MemoryStream ms = new MemoryStream())
{
ci.Image.Save(ms, ImageFormat.Jpeg);
ci.Dispose();
return(File(ms.ToArray(), "image/jpeg"));
}
}
protected void Page_Load(object sender, EventArgs e)
{
// Create a random code and store it in the Session object.
this.Session["CaptchaImageText"] = GenerateRandomCode();
// Create a CAPTCHA image using the text stored in the Session object.
RandomImage ci = new RandomImage(this.Session["CaptchaImageText"].ToString(), 280, 56);
// Change the response headers to output a JPEG image.
this.Response.Clear();
this.Response.ContentType = "image/jpeg";
// Write the image to the response stream in JPEG format.
ci.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg);
// Dispose of the CAPTCHA image object.
ci.Dispose();
}
protected void Page_Load(object sender, EventArgs e)
{
// Create a random code and store it in the Session object.
this.Session["CaptchaImageText"] = GenerateRandomCode();
// Create a CAPTCHA image using the text stored in the Session object.
RandomImage ci = new RandomImage(this.Session["CaptchaImageText"].ToString(), 280, 56);
// Change the response headers to output a JPEG image.
this.Response.Clear();
this.Response.ContentType = "image/jpeg";
// Write the image to the response stream in JPEG format.
ci.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg);
// Dispose of the CAPTCHA image object.
ci.Dispose();
}
public ActionResult GenerateCaptcha()
{
RandomImage randomimage = new RandomImage();
string s = randomimage.GenerateRandomCode();
Session["Captcha"] = s;
FileContentResult imgstream = null;
RandomImage img = new RandomImage(this.Session["captcha"].ToString(), 300, 75);
var mem = new MemoryStream();
img.Image.Save(mem, System.Drawing.Imaging.ImageFormat.Jpeg);
imgstream = this.File(mem.GetBuffer(), "image/Jpeg");
img.Dispose();
return(imgstream);
}
public ActionResult GenerateCaptcha()
{
RandomImage randomimage = new RandomImage();
string s = randomimage.GenerateRandomCode();
Session[ConstantKeys.CaptchaSession] = s;
FileContentResult imgstream = null;
RandomImage img = new RandomImage(s, 200, 50);
var mem = new MemoryStream();
img.Image.Save(mem, System.Drawing.Imaging.ImageFormat.Jpeg);
imgstream = this.File(mem.GetBuffer(), "image/Jpeg");
img.Dispose();
return imgstream;
}
