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- import numpy #向量与矩阵运算库
- import cv2 #opencv-python opencv-contrib-python:图像处理
- #生成数组
- img_array = [[[0,255,0,128]for i in range(255)]for j in range(255)]#255*255的图像，图像像素[0,255,0,128]
- img_numpy = numpy.array(img_array)
- cv2.imwrite("1.jpg",img_numpy)
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