void Timer_Tick(object sender, EventArgs e)
{
//Тестить, фиксить
try
{
CurrentFrame = Capture.QueryFrame().ToImage <Bgr, Byte>();
}
catch (Exception)
{
try
{
Thread.Sleep(100);
Capture = new VideoCapture(CameraIndex);
}
catch (Exception)
{
CameraDisconected.Visibility = Visibility.Visible;
StartStopButton_Click(null, null);
}
return;
}
string reportLog = "",
log = String.Format("{0} - {1}: ", DateTime.Now.ToString(), CameraName.Content);
Image <Bgr, Byte> image = CurrentFrame.Copy();
using (UMat ugray = new UMat())
{
CvInvoke.CvtColor(image, ugray, ColorConversion.Bgr2Gray);
CvInvoke.EqualizeHist(ugray, ugray);
Faces.Clear();
Faces = new List <System.Drawing.Rectangle>();
Faces.AddRange(MainWindow.HaarCascade.DetectMultiScale(ugray, 1.1, 10, new System.Drawing.Size(20, 20)));
int recognizeCount = 0;
foreach (var face in Faces)
{
image.Draw(face, new Bgr(0, 0, 255), 3);
if (MainWindow.PeopleData.Face.Count() != 0)
{
var result = MainWindow.FaceRecognizer.Predict(ugray.ToImage <Gray, Byte>().Copy(face).Resize(100, 100, Inter.Cubic));
if (result.Label > 0 && result.Distance <= 100)
{
recognizeCount++;
string name = MainWindow.PeopleData.Name[result.Label - 1];
image.Draw(100 - (int)result.Distance + " " + name,
new System.Drawing.Point(face.X, face.Y - 10),
FontFace.HersheyComplex,
0.8,
new Bgr(0, 0, 255));
reportLog += name + "; ";
}
}
}
int unknownFaces = Faces.Count() - recognizeCount;
if (unknownFaces > 0)
{
reportLog += unknownFaces + " неизвестных";
}
else if (reportLog == "")
{
reportLog = " ---";
}
if (reportLog != prevReportLog)
{
MainWindow.Logs.Add(log + reportLog);
}
prevReportLog = reportLog;
}
VideoStream.Source = Watcher.ToBitmapSource(image);
RecognizeCount.Content = "(" + Faces.Count() + ")";
}
public void SaveLogs(object sender, EventArgs e)
{
Watcher.WriteJson(Logs, ConfigurationManager.AppSettings["LogData"]);
}
private void RenameButton_Click(object sender, RoutedEventArgs e)
{
CameraName.Content = Watcher.SetName("Введите новое название камеры:");
}