mouse.py

import cv2
import mediapipe as mp
import math
import pyautogui
import keyboard

def run():
    mp_hands = mp.solutions.hands
    hands = mp_hands.Hands(
        max_num_hands=1
    )  # Process only one hand for better performance

    click_held = False
    click_threshold = 20

    screen_width, screen_height = pyautogui.size()
    center_x = screen_width // 2
    center_y = screen_height // 2
    pyautogui.moveTo(center_x, center_y)

    cap = cv2.VideoCapture(0)
    skip_frames = 3
    frame_counter = 0
    x_scaling = 1.1
    y_scaling = 1.1

    while cap.isOpened():
        if keyboard.is_pressed('space'):  # Check if space key is pressed
            print("Space key pressed, exiting...")
            break

        ret, frame = cap.read()
        if not ret:
            break

        frame_counter += 1
        if frame_counter % skip_frames != 0:
            continue

        rgb_frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
        results = hands.process(rgb_frame)

        if results.multi_hand_landmarks:
            for hand_landmarks in results.multi_hand_landmarks:
                landmark_4 = hand_landmarks.landmark[4]
                landmark_8 = hand_landmarks.landmark[8]  # Index finger tip

                cx4, cy4 = int(landmark_4.x * frame.shape[1]), int(landmark_4.y * frame.shape[0])
                cx8, cy8 = int(landmark_8.x * frame.shape[1]), int(landmark_8.y * frame.shape[0])
                mirrored_x = frame.shape[1] - cx8
                screen_x = int(mirrored_x * (screen_width / frame.shape[1]) * x_scaling)
                screen_y = int(cy8 * (screen_height / frame.shape[0]) * y_scaling)

                pyautogui.moveTo(screen_x, screen_y)

                distance = math.sqrt((cx4 - cx8) ** 2 + (cy4 - cy8) ** 2)

                if distance < click_threshold:
                    if not click_held:
                        pyautogui.mouseDown(button="left")
                        print("Fingers Pinched")
                        click_held = True
                else:
                    if click_held:
                        pyautogui.mouseUp(button="left")
                        print("Fingers Unpinched")
                        click_held = False

        else:
            if click_held:
                pyautogui.mouseUp(button="left")
                click_held = False

    cap.release()
    cv2.destroyAllWindows()

run()