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);
}
}
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);
}
}
