OpenCV putText() new line character cv2.putText 在向图像中添加文本信息时,如果在待添加的文本中含有换行转义符,一般它是无法正确处理的: cv2.putText(img, "This is \n some text", (50,50), cv2.FONT_HERSHEY_SIMPLEX, .6, (0, 255, 0), 1, 2) 一种解决方案如下: img = cv2.imread('boat.png') text = 'This is
用OpenCV画几何图形. import numpy as np import cv2 # Create a black image img = np.zeros((521,512,3), np.uint8) # Draw a diagonal blue line with thickness of 5 px # 背景数据,直线起点,直线终点,颜色,线条粗细 img = cv2.line(img,(0,0),(511,511),(255,0,0),5) # print(img) # Drawin