private void trainBtn_Click(object sender, EventArgs e)
{
try
{
//Trained face counter
ContTrain = ContTrain + 1;
//Get a gray frame from capture device
gray = grabber.QueryGrayFrame().Resize(320, 240, Emgu.CV.CvEnum.INTER.CV_INTER_CUBIC);
//Face Detector
MCvAvgComp[][] facesDetected = gray.DetectHaarCascade(
face,
1.2,
10,
Emgu.CV.CvEnum.HAAR_DETECTION_TYPE.DO_CANNY_PRUNING,
new Size(20, 20));
//Action for each element detected
foreach (MCvAvgComp f in facesDetected[0])
{
TrainedFace = currentFrame.Copy(f.rect).Convert <Gray, byte>();
break;
}
//resize face detected image for force to compare the same size with the
//test image with cubic interpolation type method
TrainedFace = result.Resize(100, 100, Emgu.CV.CvEnum.INTER.CV_INTER_CUBIC);
trainingImages.Add(TrainedFace);
labels.Add(rollnoBox.Text);
//Show face added in gray scale
pictureBox2.Image = TrainedFace.ToBitmap();
//Write the number of triained faces in a file text for further load
File.WriteAllText(Application.StartupPath + "/TrainedFaces/TrainedLabels.txt", trainingImages.ToArray().Length.ToString() + "%");
//Write the labels of triained faces in a file text for further load
for (int i = 1; i < trainingImages.ToArray().Length + 1; i++)
{
trainingImages.ToArray()[i - 1].Save(Application.StartupPath + "/TrainedFaces/face" + i + ".bmp");
File.AppendAllText(Application.StartupPath + "/TrainedFaces/TrainedLabels.txt", labels.ToArray()[i - 1] + "%");
}
Student student = new Student(nameBox.Text, rollnoBox.Text);
foreach (var index in courseListBox.CheckedIndices)
{
ListNode <Course> temp = loadcourses.getHead();
for (int i = 0; temp != null; i++, temp = temp.next)
{
if (i == (int)index)
{
break;
}
}
student.studentcourses.Add(temp.val);
}
student_list.Add(student);
string studentfile = "student_file.bin";
//serialize
using (Stream stream = File.Open(studentfile, FileMode.Create))
{
var bformatter = new BinaryFormatter();
bformatter.Serialize(stream, student_list);
}
MessageBox.Show(nameBox.ToString() + "Student registered", "Training OK", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
catch (Exception exc)
{
MessageBox.Show("Failed To Register " + exc.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
}
this.Hide();
Form1 form1 = new Form1();
form1.ShowDialog();
}
private void registerBtn_Click(object sender, EventArgs e)
{
if ((fallRadioBtn.Checked == false && springRadioBtn.Checked == false) || (textBox1.Text == "") || (textBox2.Text == "") || (textBox3.Text == ""))
{
MessageBox.Show("All fields must be filled");
}
else
{
Course course = new Course(textBox1.Text, textBox3.Text, textBox2.Text, (fallRadioBtn.Checked == true) ? fallRadioBtn.Text : springRadioBtn.Text);
courses.Add(course);
string message = "Course Added Successfully. Do you want to add more?";
string title = "Registered!";
MessageBoxButtons buttons = MessageBoxButtons.YesNo;
DialogResult result = MessageBox.Show(message, title, buttons);
if (result == DialogResult.Yes)
{
textBox1.Text = "";
textBox1.ForeColor = Color.Black;
textBox1.Text = "Course Name";
textBox2.ForeColor = Color.Black;
textBox2.Text = "Taught By:";
textBox3.ForeColor = Color.Black;
textBox3.Text = "Course Code";
}
else
{
string serializationFile = "course_file.bin";
//serialize
using (Stream stream = File.Open(serializationFile, FileMode.Create))
{
var bformatter = new BinaryFormatter();
bformatter.Serialize(stream, courses);
}
this.Hide();
this.Close();
Form1 form1 = new Form1();
form1.ShowDialog();
}
//try
//{
// MemoryStream memoryStream = new MemoryStream();
// // create new BinaryFormatter
// BinaryFormatter binaryFormatter = new BinaryFormatter();
// // Serializes an object, or graph of connected objects, to the given stream.
// binaryFormatter.Serialize(memoryStream, course);
// byte[] byteArray = memoryStream.ToArray();
// // Open file for writing
// string filename = "course_file";
// FileStream fileStream = new FileStream(filename, FileMode.Append, FileAccess.Write);
// // Writes a block of bytes to this stream using data from a byte array.
// fileStream.Write(byteArray.ToArray(), 0, byteArray.Length);
// // close file stream
// fileStream.Close();
// // cleanup
// memoryStream.Close();
// memoryStream.Dispose();
// memoryStream = null;
// byteArray = null;
//}
//catch (Exception _Exception)
//{
// // Error
// Console.WriteLine("Exception caught in process: {0}", _Exception.ToString());
//}
}
}
