public static List <Captcha> GetRecognizedCaptchas(int limit = -1)
{
var files = Directory.EnumerateFiles(Path);
var res = new List <Captcha>();
foreach (var filePath in files)
{
if (Regex.IsMatch(filePath, @"\.res$"))
{
var name = filePath.Replace(".res", "").Replace(Path, "");
res.Add(Captcha.FromLibrary(name));
}
if (limit != -1 && res.Count >= limit)
{
break;
}
}
return(res);
}
private static Captcha _getCaptchaSource()
{
var res = new Captcha();
using (var client = new WebClient())
{
// Or you can get the file content without saving it:
var htmlCode = client.DownloadString("http://govnokod.ru/user/register");
var re = new Regex("http://govnokod.ru/captcha/image\\?rand=(\\w+)", RegexOptions.IgnoreCase);
var m = re.Match(htmlCode);
if (m.Success)
{
res.Source = m.Captures[0].Value;
res.Name = m.Groups[1].Value;
}
}
return(res);
}
private void _next()
{
try
{
_currentCaptcha = GKRegistration.GetNextCaptcha();
}
catch (Exception e)
{
Thread.Sleep(100);
MessageBox.Show(e.Message, "Error");
_next();
return;
}
imagePanel.BackgroundImage = _currentCaptcha.Image;
imagePanel.BackgroundImageLayout = ImageLayout.Stretch;
answerTextBox.Text = "";
randLabel.Text = _currentCaptcha.Name;
var img = _currentCaptcha.Image;
img = ImageHelper.Crop(img, new Rectangle(1, 1, img.Width - 2, img.Height - 2));
img = ImageHelper.Binarize(img);
img = ImageHelper.RemoveLines(img);
var recognizer = new CaptchaRecognizer(_currentCaptcha.Image);
var rects = recognizer.SplitDigits();
var drawArea = new Bitmap(img);
hintImagePanel.BackgroundImage = drawArea;
hintImagePanel.BackgroundImageLayout = ImageLayout.Stretch;
Graphics g = Graphics.FromImage(drawArea);
var pen = new Pen(Brushes.Blue);
foreach (var rect in rects)
{
g.DrawRectangle(pen, rect);
}
}