public void Treinar()
{
if (recoEngine.TrainRecognizer())
{
Variaveis.Principal().textBox2.Text = "Done";
}
}
public void Salvarimagem(string nome)
{
Variaveis.IdentificationNumber = nome;
var faceToSave = rosto;
Byte[] file;
IDBAccess dataStore = new DBAccess("facesDB.db");
var frmSaveDialog = new FrmSaveDialog();
if (frmSaveDialog.ShowDialog().Value == true)
{
if (Variaveis.IdentificationNumber.Trim() != String.Empty)
{
var username = Variaveis.IdentificationNumber.Trim().ToLower();
var filePath = Directory.GetCurrentDirectory() + @"\" + username + ".bmp";
faceToSave.Save(filePath);
using (var stream = new FileStream(filePath, FileMode.Open, FileAccess.Read))
{
using (var reader = new BinaryReader(stream))
{
file = reader.ReadBytes((int)stream.Length);
}
}
dataStore.SaveFace(username, file);
Variaveis.Principal().textBox2.Text = "Save Result " + Variaveis.IdentificationNumber;
}
Treinar();
}
}
private void OpenVideoSource(VideoCaptureDevice source)
{
Variaveis.Principal().Cursor = System.Windows.Input.Cursors.Wait;
CloseVideoSource();
asyncVideoSource = new AsyncVideoSource(source);
asyncVideoSource.NewFrame += AsyncVideoSource_NewFrame;
asyncVideoSource.Start();
videoSource = source;
Variaveis.Principal().Cursor = System.Windows.Input.Cursors.Arrow;
}
public void Buscarimagemarquivo()
{
a = 0;
rosto = null;
Parar();
using (OpenFileDialog ofd = new OpenFileDialog {
Multiselect = false, Filter = "JPEG|*.jpg"
})
{
if (ofd.ShowDialog() == DialogResult.OK)
{
Variaveis.Principal().textBox1.Text = ofd.FileName;
Imagembuscar(ofd.FileName);
}
}
}
public void selecionarcameras()
{
try
{
VideoCaptureDeviceForm videoCaptureDeviceForm = new VideoCaptureDeviceForm();
videoCaptureDeviceForm.Owner = Variaveis.Principal();
videoCaptureDeviceForm.ShowDialog();
if (videoCaptureDeviceForm.DialogResult == true)
{
videoSource = new VideoCaptureDevice(videoCaptureDeviceForm.VideoDevice);
OpenVideoSource(videoSource);
}
else if (videoCaptureDeviceForm.DialogResult == false)
{
System.Windows.Forms.MessageBox.Show("User clicked Cancel");
}
}
catch { }
}
public void CloseVideoSource()
{
Variaveis.Principal().Cursor = System.Windows.Input.Cursors.Wait;
if (asyncVideoSource != null)
{
//
asyncVideoSource.NewFrame -= AsyncVideoSource_NewFrame;
asyncVideoSource.SignalToStop();
if (asyncVideoSource.IsRunning == true)
{
var esperawindow = new Esperawindow();
esperawindow.Owner = Variaveis.Principal();
esperawindow.ShowDialog();
}
for (int i = 0; (i < 50) && (asyncVideoSource.IsRunning == true); i++)
{
if (asyncVideoSource.IsRunning != true)
{
break;
}
if (asyncVideoSource.IsRunning == true)
{
MessageBox.Show("OK");
}
}
if (asyncVideoSource.IsRunning == true)
{
asyncVideoSource.Stop();
}
if (detector != null)
{
detector.Reset();
}
}
Variaveis.Principal().Cursor = System.Windows.Input.Cursors.Arrow;
}
public void Reconhecerrostocamera()
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalface_alt_tree.xml");
string txt = "";
Image <Bgr, byte> imageFrame = camera.QueryFrame().ToImage <Bgr, Byte>();
Variaveis.Principal().imageBox1.Image = imageFrame;
IDBAccess dataStore = new DBAccess("facesDB.db");
using (imageFrame)
{
if (imageFrame != null)
{
var grayframe = imageFrame.Convert <Gray, byte>();
System.Drawing.Rectangle[] faces = faceDetected.DetectMultiScale(grayframe, 1.2, 10, Size.Empty);
foreach (System.Drawing.Rectangle face in faces)
{
imageFrame.Draw(face, new Bgr(Color.BurlyWood), 3); //the detected face(s) is highlighted here using a box that is drawn around it/them
rosto = imageFrame.GetSubRect(face).Convert <Gray, byte>();
if (File.Exists(Directory.GetCurrentDirectory() + @"\RecognizerEngineData.YAML"))
{
txt += dataStore.GetUsername(recoEngine.RecognizeUser(imageFrame.GetSubRect(face).Convert <Gray, byte>())) + " ";
}
else
{
txt += "Train the recognizer engine first !";
}
}
if (faces.GetLength(0) > 0)
{
imageFrame.Draw(faces[0], new Bgr(System.Drawing.Color.Red), 3);
}
Variaveis.Principal().imageBox2.Image = rosto;
Variaveis.Principal().textBox1.Text = txt;
Variaveis.Principal().imageBox1.Image = imageFrame;
}
}
Variaveis.Principal().imageBox2.Image = rosto;
if (rosto == null)
{
a++;
if (a == 1)
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalface_alt2.xml");
}
if (a == 2)
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalcatface.xml");
}
if (a == 3)
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalface_alt.xml");
}
if (a == 4)
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalface_alt_tree.xml");
}
if (a == 5)
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalcatface_extended.xml");
}
if (a == 6)
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalface_alt_tree.xml");
a = 0;
}
}
}
public void Imagembuscar(string arquivo)
{
string txt = "";
Graphics graphics;
string nome = "";
Image <Bgr, byte> faceImage = new Image <Bgr, byte>(arquivo);
Redimensionarimagem(faceImage.Width, faceImage.Height, 600);
Variaveis.Principal().imageBox1.Image = new Image <Bgr, byte>(arquivo).Resize(iw, ih, Emgu.CV.CvEnum.Inter.Linear);
Bitmap bitma = faceImage.ToBitmap();
IDBAccess dataStore = new DBAccess("facesDB.db");
using (faceImage)
{
if (faceImage != null)
{
Rectangle[] faces = faceDetected.DetectMultiScale(faceImage, 1.1, 15);
foreach (Rectangle face in faces)
{
using (graphics = Graphics.FromImage(bitma))
{
using (Pen pen = new Pen(Color.Red, 4))
{
graphics.DrawRectangle(pen, face);
}
}
rosto = faceImage.GetSubRect(face).Convert <Gray, byte>();
if (File.Exists(Directory.GetCurrentDirectory() + @"\RecognizerEngineData.YAML"))
{
nome = dataStore.GetUsername(recoEngine.RecognizeUser(faceImage.GetSubRect(face).Convert <Gray, byte>())) + " ";
}
else
{
nome += "Train the recognizer engine first !";
}
if (rosto != null)
{
Variaveis.Principal().imageBox2.Image = rosto;
Bitmap bitmap = rosto.ToBitmap();
Salvarimagem(nome);
Redimensionarimagem(rosto.Width, rosto.Height, 200);
Variaveis.Principal().imageBox2.Image = rosto.Resize(iw, ih, Emgu.CV.CvEnum.Inter.Linear);
}
Variaveis.Principal().textBox1.Text = nome;
Redimensionarimagem(bitma.Width, bitma.Height, 600);
Variaveis.Principal().imageBox1.Image = new Image <Bgr, byte>(bitma).Resize(iw, ih, Emgu.CV.CvEnum.Inter.Linear);
txt += nome;
}
}
Variaveis.Principal().textBox1.Text = txt;
}
if (rosto != null)
{
Redimensionarimagem(rosto.Width, rosto.Height, 200);
Variaveis.Principal().imageBox2.Image = rosto.Resize(iw, ih, Emgu.CV.CvEnum.Inter.Linear);
}
if (rosto == null)
{
a++;
if (a == 1)
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalface_alt2.xml");
}
if (a == 2)
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalcatface.xml");
}
if (a == 3)
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalface_alt.xml");
}
if (a == 4)
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalface_alt_tree.xml");
}
if (a == 5)
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalcatface_extended.xml");
}
if (a == 6)
{
faceDetected = new CascadeClassifier(Directory.GetCurrentDirectory() + @"\haarcascade_frontalface_alt_tree.xml");
a = 7;
}
if (a < 7)
{
Imagembuscar(arquivo);
}
}
}
