from PIL import ImageGrab
import numpy as np
import time
import requests  # Import the requests library
 
def get_screen_region_screenshot(region):
    """
    获取屏幕指定区域的截图
    """
    screenshot = ImageGrab.grab(bbox=region)
    return np.array(screenshot)
 
def send_http_request():
    """
    发送HTTP请求的函数
    """
    # 替换接收通知的Url，我这里使用的是iOS的Bark App
    url = "https://xxxxxxxxxxxxxxxx"
    payload = {"key": "value"}
    headers = {"Content-Type": "application/json"}
 
    response = requests.post(url, json=payload, headers=headers)
 
    # 打印结果
    print("HTTP Response:", response.text)
 
def monitor_screen_region_changes(region, polling_interval=1):
    """
    监控屏幕指定区域的像素变化
    """
    previous_screenshot = get_screen_region_screenshot(region)
 
    while True:
        current_screenshot = get_screen_region_screenshot(region)
 
        if not np.array_equal(previous_screenshot, current_screenshot):
            print("指定区域的像素发生变化")
            # 发送HTTP请求
            send_http_request()
 
            # 更新前一次的截图
            previous_screenshot = current_screenshot
 
        time.sleep(polling_interval)
 
if __name__ == "__main__":
 
    # 替换为要监控的区域坐标 (left, top, right, bottom)
    # left：左上角距离屏幕左侧的距离（像素）
    # top：左上角距离屏幕上方的距离（像素）
    # right：右下角距离屏幕左侧的距离（像素）
    # bottom：右下角距离屏幕上方的距离（像素）
    region_to_monitor = (0, 0, 100, 100) 
     
    monitor_screen_region_changes(region_to_monitor)