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Wireless-sound-control

import cv2 import mediapipe as mp import numpy as np import math from mediapipe.python.solutions.drawing_utils import draw_landmarks from ctypes import cast, POINTER from comtypes import CLSCTX_ALL from pycaw.pycaw import AudioUtilities, IAudioEndpointVolume devices = AudioUtilities.GetSpeakers() interface = devices.Activate( IAudioEndpointVolume.iid, CLSCTX_ALL, None) volume = cast(interface, POINTER(IAudioEndpointVolume))

mpDraw = mp.solutions.drawing_utils mpHands = mp.solutions.hands hands = mpHands.Hands() cap = cv2.VideoCapture(0) while True: success,img = cap.read() results = hands.process(cv2.cvtColor(img, cv2.COLOR_BGR2RGB)) if results.multi_hand_landmarks: for handLms in results.multi_hand_landmarks: lmList = [] for id ,lm in enumerate(handLms.landmark): # print(id, lm) h ,w ,c = img.shape cx ,cy = int(lm.xw) , int(lm.yh) lmList.append([id,cx,cy]) mpDraw.draw_landmarks(img, handLms ,mpHands.HAND_CONNECTIONS)

        if lmList:
            x1 ,y1 = lmList[4][1] , lmList[4][2]
            x2 ,y2 = lmList[8][1] , lmList[8][2]
            cv2.circle(img, (x1,y1), 20, (35,56,110), cv2.FILLED)
            cv2.circle(img, (x2,y2), 20, (35,56,110), cv2.FILLED)
            cv2.line(img, (x1,y1), (x2,y2), (255, 0 , 255) , 3)
            length = math.hypot(x2-x1,y2-y1)
            z1 , z2 = (x1+x2)//2 , (y1+y2)//2
            
        if length<50 :
            cv2.circle(img , (z1,z2) ,15 , (250,250,250) ,cv2.FILLED)
            
            
        volRange = volume.GetVolumeRange()
            
        minVol = volRange[0]    
        maxVol = volRange[1]
        vol = np.interp(length , [30,350] , [minVol ,maxVol])
        volBar = np.interp(length , [50, 300] , [400 ,150])
        volPer = np.interp(length , [50 ,300] , [0 , 100])
        
        volume.SetMasterVolumeLevel(vol, None)
        cv2.rectangle(img , (50 ,150) , (85 , 400) ,(123,213,122) ,3)
        cv2.rectangle(img , (50 , int(volBar)) , (85 ,400) ,(0, 231,23) ,cv2.FILLED)
        cv2.putText(img , str(int(volPer)) , (40, 450) ,cv2.FONT_HERSHEY_PLAIN ,4 , (24,34,34) , 3)
     
        cv2.imshow("image",img)
        cv2.waitKey(1)