opencvsharpnet5cannyeffect.cs

opencvsharpnet5cannyeffect.cs

using OpenCvSharp;

var capture = new VideoCapture(0);
var window = new Window("El Bruno - OpenCVSharp Effects demo");
var image = new Mat();
var imageNew = new Mat();
bool applyCanny = false;
bool run = true;
while (run)
{
    capture.Read(image);
    if (image.Empty()) break;
    if (applyCanny)
        imageNew = applyCannyEffect(image);
    else
        imageNew = image.Clone();
    window.ShowImage(imageNew);
    switch ((char)Cv2.WaitKey(100))
    {
        case (char)27: // Esc - Exit
            run = false;
            break;
        case 'c':
            applyCanny = !applyCanny;
            break;

    }
}

Mat applyCannyEffect(Mat image)
{
    var newImage = new Mat();
    Cv2.Canny(image, newImage, 50, 200);
    return newImage;
}