手部关键点识别

import mediapipe as mp

import cv2

cap = cv2.VideoCapture(0)

mphands = mp.solutions.hands

hands = mphands.Hands()

mpdrow = mp.solutions.drawing_utils

while True:

    succes,img = cap.read()

    img = cv2.flip(img,1)        

    image_weith,image_hieth,_ = img.shape

    imgRGB = cv2.cvtColor(img,cv2.COLOR_BGR2RGB)

    results = hands.process(imgRGB)

    if results.multi_hand_landmarks:

        for hand in results.multi_hand_landmarks:

            for i in range(21):

                x = hand.landmark[i].x*image_weith

                y = hand.landmark[i].y*image_hieth

                mpdrow.draw_landmarks(img,hand,mphands.HAND_CONNECTIONS)                    

               

    cv2.imshow("hands",img)    

    key = cv2.waitKey(1)

    if key == 27:

        break

cap.release()