private FaceObject GetRecognizedFaceByID(int ID)
{
FaceObject fObj = null;
foreach (FaceObject f in allRecogFaces)
{
if (f.ID == ID)
{
fObj = f;
break;
}
}
return(fObj);
}
private void CheckFace(FaceObject fObj)
{
if (fObj.ID < 0)
{
return;
}
bool isNewFace = true;
foreach (FaceObject f in allRecogFaces)
{
if (f.ID == fObj.ID)
{
if (!f.isSameCellLocation(fObj))
{
Console.WriteLine("Recognized Face: " + fObj.ID + " is moving to another location");
GenerateAndSendReport(f.ID, f.gender, f.age, f.cellLocation.X, f.cellLocation.Y, fObj.distance.ToString(), "move");
f.UpdateLocation(fObj);
}
isNewFace = false;
break;
}
}
if (isNewFace)
{
allRecogFaces.Add(fObj);
lock (bitmapLock)
{
int numOfPic = 3;
this.SaveFaceImage(fObj, numOfPic);
String request = this.AGCreateRequest(fObj.ID, numOfPic);
this.AGSendRequest(request);
}
Console.WriteLine("New Face: " + fObj.ID + " has been added.");
GenerateAndSendReport(fObj.ID, fObj.gender, fObj.age, fObj.cellLocation.X, fObj.cellLocation.Y, fObj.distance.ToString(), "new");
}
else
{
if (fObj.isVisible == false)
{
Console.WriteLine("Recognized Face: " + fObj.ID + " is visible.");
fObj.isVisible = true;
GenerateAndSendReport(fObj.ID, fObj.gender, fObj.age, fObj.cellLocation.X, fObj.cellLocation.Y, fObj.distance.ToString(), "old");
}
}
}
private void CreateFaceObject(PXCMFaceData.Face face, ref FaceObject fObj)
{
PXCMFaceData.DetectionData detection = face.QueryDetection();
if (detection != null)
{
PXCMRectI32 faceRect = new PXCMRectI32();
detection.QueryBoundingRect(out faceRect);
PXCMFaceData.RecognitionData recogData = face.QueryRecognition();
int userID = -1;
if (recogData != null)
{
userID = recogData.QueryUserID();
}
//Registered Face
if (userID > 0)
{
//Get Face by USER-ID
fObj = this.GetRecognizedFaceByID(userID);
//Due to pre-loaded DB, FaceObject can be null
if (fObj == null)
{
fObj = new FaceObject();
}
}
float faceDistance;
detection.QueryFaceAverageDepth(out faceDistance);
faceDistance /= 1000;
Rectangle rect = new Rectangle(faceRect.x, faceRect.y, faceRect.w, faceRect.h);
//Point faceLoc = faceCamConfig.GetFaceLoc(rect);
Point faceLoc = faceCamConfig.Location;
fObj.ID = userID;
fObj.boundingBox = rect;
fObj.cellLocation = faceLoc;
fObj.registerTime = DateTime.Now;
fObj.lastSeen = DateTime.Now;
fObj.distance = faceDistance;
}
}
private void DrawFace(FaceObject fObj)
{
if (bitmap == null)
{
return;
}
StringBuilder userLabel = new StringBuilder("ID:");
Color faceColor = Color.Red;
if (fObj.ID > -1)
{
faceColor = GetFaceRectColor(fObj.ID);
userLabel.Append(fObj.ID);
//userLabel.Append(" " + fObj.gender + fObj.age.ToString());
//userLabel.Append(" " + fObj.cellLocation.X + "," + fObj.cellLocation.Y);
}
else
{
userLabel.Append("-");
}
StringBuilder userInfo = new StringBuilder("G/A:");
if (!String.IsNullOrEmpty(fObj.gender) && fObj.age > 0)
{
userInfo.Append(fObj.gender + fObj.age);
}
else
{
userInfo.Append("-");
}
userInfo.Append("A:" + fObj.isAligned.ToString());
userInfo.Append("PYR: " + fObj.pitch.ToString("0.00") + ";" + fObj.yaw.ToString("0.00") + ";" + fObj.roll.ToString("0.00"));
//userInfo.Append(" Loc:" + fObj.cellLocation.X + "," + fObj.cellLocation.Y);
//if (fObj.distance > 0)
//{
// userLabel.Append(" " + fObj.distance.ToString("0.00") + "m");
//}
//else
//{
// userLabel.Append(" >1m");
//}
lock (bitmapLock)
{
using (Graphics graphics = Graphics.FromImage(bitmap))
using (Pen facePen = new Pen(faceColor, 3.0f))
using (Pen redPen = new Pen(Color.Red, 3.0f))
using (Brush faceBrush = new SolidBrush(faceColor))
using (Brush blackBrush = new SolidBrush(Color.Black))
using (Font font = new Font(FontFamily.GenericMonospace, 12, FontStyle.Bold))
{
Rectangle idLabelRect = new Rectangle(fObj.boundingBox.X, fObj.boundingBox.Y - 25, fObj.boundingBox.Width, 25);
graphics.FillRectangle(faceBrush, idLabelRect);
PointF idLabelLoc = new PointF(fObj.boundingBox.X + 5, fObj.boundingBox.Y - 20);
graphics.DrawString(userLabel.ToString(), font, blackBrush, idLabelLoc);
Rectangle infoLabelRect = new Rectangle(fObj.boundingBox.X, fObj.boundingBox.Y + fObj.boundingBox.Height, fObj.boundingBox.Width, 25);
graphics.FillRectangle(faceBrush, infoLabelRect);
PointF infoLabelLoc = new PointF(infoLabelRect.X + 5, infoLabelRect.Y + 5);
graphics.DrawString(userInfo.ToString(), font, blackBrush, infoLabelLoc);
graphics.DrawRectangle(facePen, fObj.boundingBox);
}
}
}
private void Analyze(PXCMFaceData data)
{
numFacesDetected = data.QueryNumberOfDetectedFaces();
bool isRegisteringFace = false;
for (int i = 0; i < numFacesDetected; i++)
{
PXCMFaceData.Face face = faceData.QueryFaceByIndex(i);
if (face != null)
{
FaceObject fObj = new FaceObject();
CreateFaceObject(face, ref fObj);
//Check landmarks alignment
//GetFaceLandmarks(face, out fObj.noseTip, out fObj.leftEye, out fObj.rightEye, out fObj.landmarkDetected);
GetFacePose(face, out fObj.pitch, out fObj.yaw, out fObj.roll);
CheckFaceAlignment(ref fObj);
if (fObj.ID < 0) //Face is NOT recognized
{
// TODO: Check if the face is registerable
if (doRegister && fObj.isAligned)
{
recogData = face.QueryRecognition();
if (recogData != null)
{
if (isAutoRegister)
{
if (failedCount[i] >= RecogCompensation)
{
fObj.ID = recogData.RegisterUser();
isRegisteringFace = true;
failedCount[i] = 0;
Console.WriteLine("Registrering Face: " + fObj.ID);
}
else
{
failedCount[i]++;
Console.WriteLine("Registration Failed (" + i + "): " + failedCount[i] + "/" + RecogCompensation);
}
}
else //Button Triggered Registration
{
fObj.ID = recogData.RegisterUser();
}
}
fObj.registerTime = DateTime.Now;
fObj.lastSeen = DateTime.Now;
}
}
else // Face is RECOGNIZED
{
failedCount[i] = 0;
}
DrawFace(fObj);
CheckFace(fObj);
}
}
if (isRegisteringFace)
{
lastRegisterTime = DateTime.Now;
}
if (doRegister)
{
doRegister = false;
}
CheckMissingFace();
}
