public Image drawFacialFlandmarks(long[] IDs, int tracker, Image frameImage)
{
Graphics gr = Graphics.FromImage(frameImage);
Pen pen = new Pen(Brushes.Red);
pen.Width = 5.0F;
pen.LineJoin = System.Drawing.Drawing2D.LineJoin.Bevel;
for (int i = 0; i < IDs.Length; ++i)
{
FSDK.TFacePosition facePosition = new FSDK.TFacePosition();
FSDK.GetTrackerFacePosition(tracker, 0, IDs[i], ref facePosition);
FSDK.TPoint[] facialFeatures;
FSDK.GetTrackerFacialFeatures(tracker, 0, IDs[i], out facialFeatures);
int left = facePosition.xc - (int)(facePosition.w * 0.6);
int top = facePosition.yc - (int)(facePosition.w * 0.5);
StringFormat format = new StringFormat();
for (int x = 0; x < facialFeatures.Length; x++)
{
FSDK.TPoint point = facialFeatures[x];
gr.FillEllipse(Brushes.DarkBlue, point.x, point.y, 4, 4);
GuesGenderAndAge(IDs, i, tracker);
personRecognize(IDs, facePosition, left, top, facePosition.w, i, tracker, frameImage);
}
}
return(frameImage);
}
public void Update(FSDK.CImage image, Image frameImage, bool recogniseFacialFeatures)
{
FSDK.FeedFrame(tracker, 0, image.ImageHandle, ref faceCount, out IDs, sizeof(long) * 256);
Array.Resize(ref IDs, (int)faceCount);
Graphics graphics = Graphics.FromImage(frameImage);
for (int i = 0; i < IDs.Length; ++i)
{
if (recogniseFacialFeatures == true)
{
FSDK.TPoint[] facialFeatures;
FSDK.GetTrackerFacialFeatures(tracker, 0, IDs[i], out facialFeatures);
foreach (FSDK.TPoint point in facialFeatures)
{
graphics.FillEllipse(Brushes.Blue, point.x, point.y, 5, 5);
}
}
else
{
FSDK.TFacePosition facePosition = new FSDK.TFacePosition();
FSDK.GetTrackerFacePosition(tracker, 0, IDs[i], ref facePosition);
int x = facePosition.xc - (int)(facePosition.w * 0.6);
int y = facePosition.yc - (int)(facePosition.w * 0.6);
int w = (int)(facePosition.w * 1.2);
Pen pen = new Pen(Color.FromArgb(115, 115, 115, 115), 3);
RectInfo currentRectInfo = new RectInfo(x, y, w);
currentRectInfo = ProccessRectInfo(currentRectInfo, IDs[i]);
/*String name;
* int res = FSDK.GetAllNames(tracker, IDs[i], out name, 65536);
*
* if (FSDK.FSDKE_OK == res && name.Length > 0)
* {
* StringFormat format = new StringFormat();
* format.Alignment = StringAlignment.Center;
*
* graphics.DrawString(name, new System.Drawing.Font("Arial", 16),
* new System.Drawing.SolidBrush(System.Drawing.Color.LightGreen),
* currentRectInfo.x + currentRectInfo.w / 2, currentRectInfo.y + currentRectInfo.w + 5, format);
* }*/
pen = new Pen(Color.FromArgb(115, 115, 115, 115), 3);
if (!CheckIfOpen())
{
MouseOnRect(currentRectInfo, ref pen, i);
}
graphics.DrawRectangle(pen, currentRectInfo.x, currentRectInfo.y, currentRectInfo.w, currentRectInfo.w);
}
}
}
private void button1_Click(object sender, EventArgs e)
{
this.button1.Enabled = false;
int cameraHandle = 0;
int r = FSDKCam.OpenVideoCamera(ref cameraName, ref cameraHandle);
if (r != FSDK.FSDKE_OK)
{
MessageBox.Show("Error opening the first camera", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
Application.Exit();
}
int tracker = 0;
FSDK.CreateTracker(ref tracker);
int err = 0; // set realtime face detection parameters
FSDK.SetTrackerMultipleParameters(tracker, "RecognizeFaces=false; DetectFacialFeatures=true; HandleArbitraryRotations=false; DetermineFaceRotationAngle=false; InternalResizeWidth=100; FaceDetectionThreshold=5;", ref err);
this.button1.Hide();
while (!needClose)
{
Int32 imageHandle = 0;
if (FSDK.FSDKE_OK != FSDKCam.GrabFrame(cameraHandle, ref imageHandle)) // grab the current frame from the camera
{
Application.DoEvents();
continue;
}
FSDK.CImage image = new FSDK.CImage(imageHandle);
long[] IDs;
long faceCount = 0;
FSDK.FeedFrame(tracker, 0, image.ImageHandle, ref faceCount, out IDs, sizeof(long) * 256); // maximum of 256 faces detected
Array.Resize(ref IDs, (int)faceCount);
Image frameImage = image.ToCLRImage();
Graphics gr = Graphics.FromImage(frameImage);
for (int i = 0; i < IDs.Length; ++i)
{
FSDK.TFacePosition facePosition = new FSDK.TFacePosition();
FSDK.GetTrackerFacePosition(tracker, 0, IDs[i], ref facePosition);
FSDK.TPoint[] facialFeatures;
FSDK.GetTrackerFacialFeatures(tracker, 0, IDs[i], out facialFeatures);
int left = facePosition.xc - (int)(facePosition.w * 0.6);
int top = facePosition.yc - (int)(facePosition.w * 0.5);
gr.DrawRectangle(Pens.LightGreen, left, top, (int)(facePosition.w * 1.2), (int)(facePosition.w * 1.2));
foreach (FSDK.TPoint point in facialFeatures)
{
gr.FillEllipse(Brushes.DarkBlue, point.x, point.y, 5, 5);
}
}
// display current frame
pictureBox1.Image = frameImage;
GC.Collect(); // collect the garbage after the deletion
// make UI controls accessible
Application.DoEvents();
}
FSDK.FreeTracker(tracker);
FSDKCam.CloseVideoCamera(cameraHandle);
FSDKCam.FinalizeCapturing();
}