Пример #1
0
        private Image <Bgr, byte> DetectEyes(Image <Bgr, byte> frame)
        {
            List <Rectangle> eyes = DetectEye.DetectEyes(frame, mainWindow);

            if (eyes.Count != 1)
            {
                return(null);
            }
            else
            {
                Rectangle rect = eyes[0];
                if (eyes[0].Width == eyes[0].Height)
                {
                    double cutYRate = 0.15;
                    int    newy     = eyes[0].Y + Convert.ToInt32(eyes[0].Height * cutYRate);
                    int    newh     = Convert.ToInt32(eyes[0].Height * (1 - cutYRate * 2));
                    int    newx     = eyes[0].X;
                    int    neww     = eyes[0].Width - eyes[0].Width % 4;
                    rect = new Rectangle(newx, newy, neww, newh);
                }
                Image <Bgr, byte> subImage = frame.GetSubRect(rect).Copy();
                DrawEyes(frame, eyes);
                return(subImage);
            }
        }
Пример #2
0
        private Image <Bgr, byte> DetectEyes(Image <Bgr, byte> frame_rgb)
        {
            List <Rectangle> eyes = new List <Rectangle>();

            try
            {
                eyes = DetectEye.DetectEyes(frame_rgb, mainWindow);
            }
            catch (Exception ex)
            {
                mainWindow.ShowLable2("Detect eyes exception!!" + ex.Message, false);
                return(null);
            }
            if (eyes.Count != 1)
            {
                return(null);
            }
            else
            {
                //Rectangle rect = eyes[0];
                //if (eyes[0].Width == eyes[0].Height)
                //{
                //    double cutXRate = 0.1;
                //    int newy = eyes[0].Y ;
                //    int newh =eyes[0].Height ;
                //    int newx = Convert.ToInt32(eyes[0].Width*(1-cutXRate));
                //    if(newx<0)
                //        newx=0;
                //    int neww = Convert.ToInt32(eyes[0].Width * ((1 +2* cutXRate)) + eyes[0].Width % 4);
                //    if (newx + neww > frame_rgb.Width)
                //        neww = frame_rgb.Width - newx;
                //    rect = new Rectangle(newx, newy, neww, newh);
                //}
                //Image<Bgr, byte> subImage = frame_rgb.GetSubRect(rect).Copy();
                Image <Bgr, byte> subImage = frame_rgb.Resize(640, 480, Emgu.CV.CvEnum.INTER.CV_INTER_AREA).Copy();
                DrawEyes(frame_rgb, eyes);
                return(subImage);
            }
        }