#include <opencv2/v4d/v4d.hpp>
#include <opencv2/imgcodecs.hpp>

int main() {
    using namespace cv;
    using namespace cv::viz;

    //Creates a V4D object for on screen rendering
	Ptr<V4D> v4d = V4D::make(Size(1280, 720), "Show image");
    v4d->setVisible(true);
	//An image
	Mat image = imread(samples::findFile("lena.jpg"));
	//Feeds the image to the video pipeline
	v4d->feed(image);

	//Display the framebuffer in the native window in an endless loop.
    //V4D::run() though it takes a functor is not a context. It is simply an abstraction
    //of a run loop for portability reasons and executes the functor until the application
    //terminates or the functor returns false.
	v4d->run([=](){ return v4d->display(); });
}