private void FinalFrame_NewFrame(object sender, NewFrameEventArgs eventArgs)
{
var videoFrame = eventArgs.Frame.Clone() as Bitmap;
var Analyzeframe = new Image <Bgr, byte>(videoFrame);
if (Analyzeframe != null)
{
var grayFrame = Analyzeframe.Convert <Gray, byte>();
var faces = FaceDetection.DetectMultiScale(grayFrame, 1.3, 5);
var eyes = EyeDetection.DetectMultiScale(grayFrame, 1.1, 5);
if (FaceSquare == true)
{
foreach (var face in faces)
{
Analyzeframe.Draw(face, new Bgr(Color.Red), 3);
}
}
if (EyeSquare == true)
{
foreach (var eye in eyes)
{
Analyzeframe.Draw(eye, new Bgr(Color.Blue), 3);
}
}
pbWebCam.Image = Analyzeframe.ToBitmap();
}
}
private void Camera_ImageGrabbed(object sender, EventArgs e)
{
Camera.Retrieve(Frame);
var ImgFrame = Frame.ToImage <Bgr, byte>();
if (ImgFrame != null)
{
var grayFrame = ImgFrame.Convert <Gray, byte>();
var faces = FaceDetection.DetectMultiScale(grayFrame, 1.3, 5);
var eyes = EyeDetection.DetectMultiScale(grayFrame, 1.3, 5);
if (FaceSquare)
{
foreach (var face in faces)
{
ImgFrame.Draw(face, new Bgr(Color.BurlyWood), 3);
}
}
if (EyeSquare)
{
foreach (var eye in eyes)
{
ImgFrame.Draw(eye, new Bgr(Color.Yellow), 3);
}
}
CameraBox.Image = ImgFrame.ToBitmap();
}
}
protected override RequestedAction PostRenderImage(ImageState s)
{
if (s.destBitmap == null) return RequestedAction.None;
string str = null;
int i = 0;
if ("true".Equals(s.settings["r.autoeyes"], StringComparison.OrdinalIgnoreCase)) {
List<ObjRect> eyes;
using (var ed = new EyeDetection()) eyes = ed.DetectFeatures(s.sourceBitmap);
List<PointF> points = new List<PointF>();
foreach(ObjRect r in eyes) { points.Add(new PointF(r.X,r.Y)); points.Add(new PointF(r.X2,r.Y2));}
PointF[] newPoints = c.CurrentImageBuilder.TranslatePoints(points.ToArray(),s.originalSize,new ResizeSettings(s.settings));
using (Graphics g = Graphics.FromImage(s.destBitmap)){
for(i =0; i < newPoints.Length -1; i+=2){
float x1 = newPoints[i].X;
float y1 = newPoints[i].Y;
float x2 = newPoints[i + 1].X;
float y2 = newPoints[i + 1].Y;
float t;
if (x1 > x2){ t = x2; x2 =x1; x1 = t;}
if (y1 > y2){ t = y1; y1 = y2; y2 = t;}
g.DrawRectangle(eyes[i /2].Feature == FeatureType.Eye ? Pens.Green : Pens.Gray,new Rectangle((int)x1,(int)y1,(int)(x2-x1),(int)(y2-y1)));
}
}
}
str = s.settings["r.filter"]; //radius
if (!string.IsNullOrEmpty(str) && int.TryParse(str, NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out i)) {
using (s.destBitmap) {
s.destBitmap = new RedEyeFilter((short)i).Apply(s.destBitmap);
}
//Note to future self: sobel/canny/eye kernel convolutions were not helpful; they were dead ends.
}
return RequestedAction.None;
}
protected override RequestedAction Render(ImageState s)
{
if (base.Render(s) == RequestedAction.Cancel) return RequestedAction.Cancel;
bool detecteyes = s.settings.Get<bool>("r.detecteyes", false);
bool getlayout = s.settings.Get<bool>("r.getlayout", false);
if (detecteyes || getlayout) {
var d = new DetectionResponse<ObjRect>();
try {
//Only detect eyes if it was requested.
if (detecteyes) using (var ed = new EyeDetection()) { d.features = ed.DetectFeatures(s.sourceBitmap); }
} catch (TypeInitializationException e) {
throw e;
} catch (Exception e) {
d.message = e.Message;
}
d.PopulateFrom(s);
throw d.GetResponseException(s.settings["callback"]);
}
if (s.sourceBitmap == null) return RequestedAction.None;
if (!string.IsNullOrEmpty(s.settings["r.eyes"])) {
double[] eyes = NameValueCollectionExtensions.GetList<double>(s.settings, "r.eyes", 0);
// lock source bitmap data
BitmapData data = s.sourceBitmap.LockBits(
new Rectangle(0, 0, s.sourceBitmap.Width, s.sourceBitmap.Height),
ImageLockMode.ReadWrite, s.sourceBitmap.PixelFormat);
try {
UnmanagedImage ui = new UnmanagedImage(data);
for (var i = 0; i < eyes.Length / 5; i++) {
var x = eyes[i * 5];
var y = eyes[i * 5 + 1];
var w = eyes[i * 5 + 2];
var h = eyes[i * 5 + 3];
var a = eyes[i * 5 + 4];
var cx = x + w / 2;
var cy = y + h / 2;
var radius = Math.Sqrt(w * w + h * h) / 2;
AdaptiveCircleFill.MarkEye(ui, new System.Drawing.Point((int)cx, (int)cy), (int)Math.Ceiling(radius), (float)(a > 6 ? radius / 4 : radius));
}
} finally {
// unlock image
s.sourceBitmap.UnlockBits(data);
}
}
return RequestedAction.None;
}
