woolpeeker

# drawMatches numpy version
def draw_matches(img1, kp1, img2, kp2, matches, color=None): 
    """Draws lines between matching keypoints of two images.  
    Keypoints not in a matching pair are not drawn.
    Places the images side by side in a new image and draws circles 
    around each keypoint, with line segments connecting matching pairs.
    You can tweak the r, thickness, and figsize values as needed.
    Args:
        img1: An openCV image ndarray in a grayscale or color format.
        kp1: ndarray [n1, 2]

woolpeeker

#include <iostream>
#include <chrono>
#include <ctime>
#include <cmath>

class Timer
{
public:
    void start()
    {