private void DeleteFaces_Click(object sender, RoutedEventArgs e)
{
if (MessageBox.Show("Вы действительно собираетесь удалить базу лиц?", "Подтверждение",
MessageBoxButton.YesNo, MessageBoxImage.Warning) == MessageBoxResult.Yes)
{
FaceItemsPlace.Children.Clear();
foreach (var file in PeopleData.Face)
{
if (File.Exists(Environment.CurrentDirectory + file))
{
File.Delete(Environment.CurrentDirectory + file);
}
}
PeopleData = new PeopleData();
if (File.Exists(Environment.CurrentDirectory + ConfigurationManager.AppSettings["JsonData"]))
{
File.Delete(Environment.CurrentDirectory + ConfigurationManager.AppSettings["JsonData"]);
}
if (File.Exists(ConfigurationManager.AppSettings["FaceRecognizerData"]))
{
File.Delete(ConfigurationManager.AppSettings["FaceRecognizerData"]);
}
FaceRecognizer = new LBPHFaceRecognizer(1, 8, 8, 8, 100);
MessageBox.Show("Данные обучения удалены");
}
}
private void SaveFace_Click(object sender, RoutedEventArgs e)
{
if (selectedFaces.Count() == 0)
{
MessageBox.Show("Лицо не выбрано");
return;
}
if (String.IsNullOrWhiteSpace(PersonName.Text))
{
MessageBox.Show("Поле для ввода имени должно быть заполнено");
return;
}
using (UMat ugray = new UMat())
{
Image <Bgr, Byte> img = selectedFaces[currentFace].Resize(100, 100, Inter.Cubic);
CvInvoke.CvtColor(img, ugray, ColorConversion.Bgr2Gray);
CvInvoke.EqualizeHist(ugray, ugray);
DateTime date = DateTime.UtcNow;
string filepath = "/Faces/face" + date.Year + date.Month +
date.Day + date.Hour + date.Minute + date.Second + date.Millisecond + ".bmp";
ugray.Save(Environment.CurrentDirectory + filepath);
PeopleData.Add(PersonName.Text, filepath);
Watcher.WriteJson(PeopleData, ConfigurationManager.AppSettings["JsonData"]);
TrainFaceRecognizer();
}
FaceItemsPlace.Children.Add(new FaceItem(this, PeopleData.Face.Count - 1));
NoFaces.Visibility = Visibility.Collapsed;
MessageBox.Show("Лицо " + PersonName.Text + " сохранено");
}