TypeError: The object is not a PyHANDLE object
能指点下么，照着打也出问题，这个怎么解决
import time
import numpy as np
from PIL import ImageGrab
import win32gui, win32ui, win32con, win32api
from PyQt5.QtWidgets import QApplication
from PyQt5.QtGui import *
import win32gui
import sys
import pyautogui
import cv2
def my_print(_obj, _obj_name=''):
print(f'\n{_obj_name}:\n{_obj}\n')
hwnd_title = dict()
def get_all_hwnd(hwnd, mouse):
if win32gui.IsWindow(hwnd) and win32gui.IsWindowEnabled(hwnd) and win32gui.IsWindowVisible(hwnd):
hwnd_title.update({hwnd: win32gui.GetWindowText(hwnd)})
win32gui.EnumWindows(get_all_hwnd, 0)
for h, t in hwnd_title.items():
if t is not "":
print(h, t)
def grab_screen_win32_v2(window_title, grab_rect=None):
hwnd = 0 # 窗口的编号，0号表示当前活跃窗口
hwnd = win32gui.FindWindow(None, window_title)
if hwnd ==0:
print(f'{window_title} 窗口没有找到，请检查窗口名字是否正确')
# 根据窗口句柄获取窗口的设备上下文DC（Divice Context）
hwndDC = win32gui.GetWindowDC(hwnd)
# 根据窗口的DC获取mfcDC
mfcDC = win32ui.CreateDCFromHandle(hwndDC)
# mfcDC创建可兼容的DC
saveDC = mfcDC.CreateCompatibleDC()
# 创建bigmap准备保存图片
saveBitMap = win32ui.CreateBitmap()
x, y, w, h = (0, 0, 100, 100)
if grab_rect is None:
# 获取监控器信息
MoniterDev = win32api.EnumDisplayMonitors(None, None)
w = MoniterDev[0][2][2]
h = MoniterDev[0][2][3]
# print w,h #图片大小
# 为bitmap开辟空间
saveBitMap.CreateCompatibleBitmap(mfcDC, w, h)
# 高度saveDC，将截图保存到saveBitmap中
saveDC.SelectObject(saveBitMap)
else:
x, y, w, h = grab_rect
saveBitMap.CreateCompatibleBitmap(mfcDC, w, h)
saveDC.SelectObject(saveBitMap)
# 截取从左上角（0，0）长宽为（w，h）的图片
saveDC.BitBlt((0, 0), (w, h), mfcDC, (x, y), win32con.SRCCOPY)
signed_ints_array = saveBitMap.GetBitmapBits(True)
img = np.frombuffer(signed_ints_array,dtype="uint8")
img.shape = (h, w, 4)
img = cv2.cvtColor(img,cv2.COLOR_RGBA2RGB)
win32gui.DeleteObject(saveBitMap.GetHandle)
mfcDC.DeleteDC()
saveDC.DeleteDC()
# saveBitMap.SaveBitmapFile(saveDC, 'grab_win32.jpg')
return img
def main():
pass
while True:
img = grab_screen_win32_v2(window_title='吃鸡外挂-教学.txt - 记事本')
cv2.imshow('grab_win32',img)
cv2.waitKey(1)
if __name__ == '__main__':
main()