detected_fingers_live.py

import cv2
import mediapipe as mp

mp_drawing = mp.solutions.drawing_utils
mp_hands = mp.solutions.hands

cap = cv2.VideoCapture(0, cv2.CAP_DSHOW)

with mp_hands.Hands(
	static_image_mode=False,
	max_num_hands=3,
	min_detection_confidence=0.5) as hands:
	
    while (True):
        ret, frame = cap.read()
        if ret == False:
            break

        height, width, _ = frame.shape
        frame = cv2.flip(frame,1)
        frame_rgb = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)

        results = hands.process(frame_rgb)
        print(results.multi_hand_landmarks)
        if results.multi_hand_landmarks is not None:
            for hand_landmarks in results.multi_hand_landmarks:
                mp_drawing.draw_landmarks(
                    frame,
                    hand_landmarks,
                    mp_hands.HAND_CONNECTIONS
                )

        cv2.imshow("Frame", frame)
        if cv2.waitKey(1) & 0xFF == 27:
            break

cap.release()
cv2.destroyAllWindows()