代码:import cv2
gaosi = cv2.adaptiveThreshold(huidu, 255, cv2.ADAPTIVE_THRESH_MEAN_C, cv2.THRESH_BINARY, 5, 7)
io.imshow(gaosi)#
错误:error: OpenCV(3.4.1) C:\Miniconda3\conda-bld\opencv-suite_1533128839831\work\modules\imgproc\src\thresh.cpp:1524: error: (-215) src.type() == (((0) & ((1 << 3) - 1)) + (((1)-1) << 3)) in function cv::adaptiveThreshold