public static List <FaceAdded> SaveTrainingData(string ImagePath, int[] FaceIDs, int[] StudentIDs)
{
Image <Bgr, byte> Image = new Image <Bgr, byte>(ImagePath);
List <FaceAdded> FacesAdded = new List <FaceAdded>();
StudentImageBusiness StuImaBO = new StudentImageBusiness();
using (Image <Gray, byte> GrayImage = Image.Clone().Convert <Gray, byte>())
{
var FacesDetected = GrayImage.DetectHaarCascade(Haar, DETECT_SCALE, MIN_NEIGHBOR,
0, new System.Drawing.Size(MIN_SIZE, MIN_SIZE))[0];
foreach (int FaceID in FaceIDs)
{
int StudentID = StudentIDs[FaceID];
//Neu ko phai unknow thi moi save, la unknown thi bo qua
if (StudentID != 0)
{
var Face = FacesDetected[FaceID];
Image <Bgr, byte> FaceImage = Image.Copy(Face.rect)
.Resize(TRAINING_DATA_SIZE, TRAINING_DATA_SIZE,
INTER.CV_INTER_CUBIC);
//Tao ten file
String ImageName = System.IO.Path.GetFileNameWithoutExtension(ImagePath);
String FileName = String.Format("{0}_face_{1}.jpg", ImageName, FaceID);
//Save anh, ghi xuong database
if (StuImaBO.ImageExist(StudentID, FileName))
{
throw new Exception(FileName);
}
else
{
//Save file anh xuong
FaceImage.Save(TRAINING_FOLDER_PATH + "/" + FileName);
//Save xuong DB
StudentImage StuIma = new StudentImage()
{
StudentID = StudentID, ImageLink = FileName
};
StuImaBO.Insert(StuIma);
//Dua KQ tra ra
FacesAdded.Add(new FaceAdded()
{
FaceLink = FileName, StudentID = StudentID, ImageID = StuIma.ImageID
});
}
}
}
}
Image.Dispose();
return(FacesAdded);
}
public ActionResult AcceptRequest(int requestID, String name)
{
var adminID = AccBO.GetUserByUsername(name).UserID;
var req = ReBO.GetRequestByID(requestID);
req.CheckedAdminID = adminID;
ReBO.UpdateExist(req);
foreach (var rq in req.RequestImages)
{
var stImage = new StudentImage();
stImage.StudentID = rq.Request.StudentID;
stImage.ImageID = rq.ImageID;
stImage.ImageLink = rq.ImageLink;
StuImBO.Insert(stImage);
}
return(RedirectToAction("StudentRequest"));
}
public static void SaveTrainingData(string ImagePath, int FaceID, int StudentID)
{
//Ben ngoai ko check, ko save
if (FaceID == -1)
{
return;
}
StudentImageBusiness StuImaBO = new StudentImageBusiness();
Image <Bgr, byte> Image = new Image <Bgr, byte>(ImagePath);
using (Image <Gray, byte> GrayImage = Image.Clone().Convert <Gray, byte>())
{
var FacesDetected = GrayImage.DetectHaarCascade(Haar, DETECT_SCALE, MIN_NEIGHBOR,
0, new System.Drawing.Size(MIN_SIZE, MIN_SIZE))[0];
Image <Bgr, byte> FaceImage = Image.Copy(FacesDetected[FaceID].rect)
.Resize(TRAINING_DATA_SIZE, TRAINING_DATA_SIZE,
INTER.CV_INTER_CUBIC);;
//Tao ten file
String ImageName = System.IO.Path.GetFileNameWithoutExtension(ImagePath);
String FileName = String.Format("{0}_face_{1}.jpg", ImageName, FaceID);
if (StuImaBO.ImageExist(StudentID, FileName))
{
throw new Exception(FileName);
}
else
{
//Save file anh xuong
FaceImage.Save(TRAINING_FOLDER_PATH + "/" + FileName);
//Save xuong DB
StudentImage StuIma = new StudentImage()
{
StudentID = StudentID, ImageLink = FileName
};
StuImaBO.Insert(StuIma);
}
}
Image.Dispose();
}