Beispiel #1
0
        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);
        }
Beispiel #2
0
        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);
        }