04_face_mesh.py

import cv2
import mediapipe as mp
import time

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

mpDraw=mp.solutions.drawing_utils
mpFaceMesh=mp.solutions.face_mesh
faceMesh=mpFaceMesh.FaceMesh(max_num_faces=2)
drawSpec=mpDraw.DrawingSpec(thickness=1,circle_radius=1)


while cap.isOpened():
    success ,img=cap.read()
    imgRGB=cv2.cvtColor(img,cv2.COLOR_BGR2RGB)
    results=faceMesh.process(imgRGB)
    if results.multi_face_landmarks:
        for faceLms in results.multi_face_landmarks:
            mpDraw.draw_landmarks(img,faceLms,mpFaceMesh.FACEMESH_CONTOURS,drawSpec,drawSpec)




    cTime=time.time()
    fps=1/(cTime-pTime)
    pTime=cTime
    cv2.putText(img,f'FPS:{int(fps)}',(20,70),cv2.FONT_HERSHEY_PLAIN,3,(0,255,0),2)


    cv2.imshow("Image",img)
    if cv2.waitKey(1) & 0xFF == ord('q'):
        break