label_dict = {0: 'person', 1: 'bicycle', 2: 'car', 3: 'motorcycle', 4: 'airplane', 5: 'bus', 6: 'train', 7: 'truck', 8: 'boat', 9: 'traffic light', 10: 'fire hydrant ...
cv.Sobel(src, dstx, cv.CV_8U, 1, 0, 3, 1, 0, cv.BORDER_DEFAULT); cv.Sobel(src, dsty, cv.CV_8U, 0, 1, 3, 1, 0, cv.BORDER_DEFAULT); // cv.Scharr(src, dstx, cv.CV_8U, 1 ...