, 'nearest']],
[[-1, 4], 1, Concat, [1]], # cat backbone P3
[-1, 3, C3, [256, False]], # 17 (...C3, [512, False]], # 20 (P4/16-medium)
[-1, 1, Conv, [512, 3, 2]],
[[-1, 10], 1, Concat, [1]]..., # cat head P5
[-1, 3, C3, [1024, False]], # 23 (P5/32-large)
[[17, 20, 23], 1, Detect, [nc...(0,0,0))
cv2.imshow("output", frame)
cv2.waitKey(10000)
4.3 基于zbar的QR码识别
import cv2
import...box[1] - 10), cv2.FONT_HERSHEY_SIMPLEX, .3, (0,0,0))
cv2.imshow("output", frame)
cv2.waitKey