public static void Run()
{
Mat image = new Mat();
frameSource = Cv2.CreateFrameSource_Camera(0);
while (true)
{
//Grab the current frame
frameSource.NextFrame(image);
Mat gray = new Mat();
Cv2.CvtColor(image, gray, ColorConversionCodes.BGR2GRAY);
Mat blur = new Mat();
Cv2.GaussianBlur(gray, blur, new Size(19, 19), 0);
Mat threshImg = new Mat();
double thresh = Cv2.Threshold(gray, threshImg, 150, 255, ThresholdTypes.Otsu);
Mat[] contours;
Mat hierarchy = new Mat();
Cv2.FindContours(threshImg, out contours, hierarchy, RetrievalModes.Tree, ContourApproximationModes.ApproxSimple);
double maxArea = 100;
Mat handContour = new Mat();
handContour = contours.OrderByDescending(x => (x.ContourArea())).ToList()[0];
//foreach (var item in contours)
//{
// if(item.ContourArea() > maxArea)
// {
// handContour = item;
// break;
// }
//}
Mat hull = new Mat();
Cv2.ConvexHull(handContour, hull);
Mat defects = new Mat();
Cv2.ConvexityDefects(handContour, hull, defects);
Cv2.ImShow("frame", hull);
//Cv2.WaitKey(0);
if (Cv2.WaitKey(1) == (int)ConsoleKey.Enter)
{
break;
}
}
}
public MainWindowVM()
{
AddContour = new RelayCommand <object>(AddSlotHandler, o => ParkingSlots != null);
DeleteContour = new RelayCommand <ParkingSlotVM>(DeleteSlotHandler);
SaveToFile = new RelayCommand <object>(SaveToFileHandler);
MakeScreenShot = new RelayCommand <object>(MakeScreenShotHandler, _ => !string.IsNullOrEmpty(TrainDataPath));
LoadContours();
Camera = Cv2.CreateFrameSource_Camera(0);
_dispatcherTimer.Tick += dispatcherTimer_Tick;
_dispatcherTimer.Interval = new TimeSpan(1000);
_dispatcherTimer.Start();
}
public void Init()
{
frameSource = Cv2.CreateFrameSource_Camera(0);
}
public void Initialize()
{
_source = Cv2.CreateFrameSource_Camera(0); //Initialize image frame source
}
private void FirstButton_OnClick(object sender, RoutedEventArgs e)
{
//Mat src = new Mat("lenna.png", ImreadModes.Grayscale);
//Mat dst = new Mat();
//Cv2.Canny(src, dst, 10, 300, 3);
//SrcImage.Source = bitmapToBitmapImage(OpenCvSharp.Extensions.BitmapConverter.ToBitmap(src));
//if (src.ImWrite("srcLenna.jpg"))
//{
// Uri srcUri = new Uri(Path.Combine(Environment.CurrentDirectory, "srcLenna.jpg"));
// SrcImage.Source = new BitmapImage(srcUri);
//}
//if (dst.ImWrite("dstLenna.jpg"))
//{
// Uri dstUri = new Uri(Path.Combine(Environment.CurrentDirectory, "dstLenna.jpg"));
// DstImage.Source = new BitmapImage(dstUri);
//}
//VideoCapture capture = new VideoCapture(0);
FrameSource frame = Cv2.CreateFrameSource_Camera(0);
//using var window = new OpenCvSharp.Window("Camera");
Task.Run(() =>
{
isOpen = true;
using var image = new Mat();
using var dst = new Mat();
while (isOpen)
{
//capture.Read(image);
//if (image.Empty()) break;
//window.ShowImage(image);
//image.ImWrite("camera.jpg");
//Uri dstUri = new Uri(Path.Combine(Environment.CurrentDirectory, "camera.jpg"));
//DstImage.Source = new BitmapImage(dstUri);
//DstImage.Source = bitmapToBitmapImage//(OpenCvSharp.Extensions.BitmapConverter.ToBitmap(image));
//Cv2.WaitKey();
frame.NextFrame(image);
if (image.Empty())
{
break;
}
Dispatcher.Invoke(new Action(() =>
{
var src_gray = new Mat();
Cv2.CvtColor(image, src_gray, ColorConversionCodes.RGB2GRAY);
Cv2.Blur(src_gray, src_gray, new OpenCvSharp.Size(2, 2));
Cv2.Canny(src_gray, dst, Threshold1.Value, Threshold2.Value);
SrcImage.Source = bitmapToBitmapImage(BitmapConverter.ToBitmap(src_gray));
DstImage.Source = bitmapToBitmapImage(BitmapConverter.ToBitmap(dst));
}));
}
});
}
