我想将 bgr 转换为 rgb,但出现“TypeError:Expected cv::UMat for argument 'src'”错误
pip freeze:
greenlet==0.4.15
msgpack==0.6.1
mss==4.0.3
numpy==1.17.0
opencv-python==4.1.0.25
Pillow==6.1.0
pywin32==224
import numpy as np
import cv2
from mss import mss
from PIL import Image
from win32api import GetSystemMetrics
sct = mss()
(w, h) = (GetSystemMetrics(0) // 2, GetSystemMetrics(1) * 2 // 3)
(margin_l, margin_t) = (GetSystemMetrics(0) // 4, GetSystemMetrics(1)
// 3)
while True:
monitor = {
'top': margin_t,
'left': margin_l,
'width': w,
'height': h,
}
img = Image.frombytes('RGB', (w, h), sct.grab(monitor).rgb)
# img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)
cv2.imshow('DEBUG', np.array(img))
if cv2.waitKey(25) & 0xFF == ord('q'):
cv2.destroyAllWindows()
break
img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB) 不能改变“色彩空间”,但没有这个字符串,代码工作得很好,但所有的红色都是蓝色的。