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RSS订阅原创 opencv-python学习笔记六：模糊处理
opencv-python学习笔记六：模糊处理# -*- coding=GBK -*-import cv2 as cvimport numpy as npdef blur_demo(image): dst=cv.blur(image,(15,3))#水平方向，竖直方向 cv.imshow("均值模糊",dst)def median_blur_demo(image...
2019-11-09 11:52:16
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原创 opencv-python学习笔记五：ROI和泛洪填充
opencv-python学习笔记四：ROI和泛洪填充import cv2 as cvimport numpy as npdef fill_color_demo(image): copyImg=image.copy() h,w=image.shape[:2] mask=np.zeros([h+2,w+2],np.uint8) # FLOODFILL_FIX...
2019-11-09 11:27:27
292
原创 opencv-python学习笔记四：色彩空间转换
opencv-python学习笔记四：色彩空间转换import cv2 as cvimport numpy as npdef extrace_object_demo(): capture=cv.VideoCapture("D:/Documents/Downloads/南方公园第22季/南方公园.South.Park.S22E01.中英字幕.HDTVrip.720p-人人影视.mp...
2019-11-07 16:52:48
301
原创 opencv-python学习笔记三：像素变换
opencv-python学习笔记三：像素变换import cv2 as cvimport numpy as np#逻辑运算：与：都为1才为真，或：都位0才为假 异或：相同为假，不同为真def add_demo(m1,m2): dst=cv.add(m1,m2) cv.imshow("add demo",dst)def subtract_demo(m1,m2):...
2019-11-04 16:24:07
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原创 opencv-python学习笔记二：numpy操作数组输出图片
opencv-python学习笔记二：import cv2 as cvimport numpy as npdef access_pixels(image): print(image.shape) height = image.shape[0] width = image.shape[1] channels = image.shape[2] pri...
2019-11-01 11:04:59
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原创 opencv-python学习笔记一：读取并显示图片
opencv-python学习笔记一：读取并显示图片import cv2 as cvimport numpy as npsrc=cv.imread("D:/Documents/Pictures/ex2.jpg")cv.namedWindow("input image",cv.WINDOW_AUTOSIZE) #使用函数 cv.imshow() 显示图像。窗口会自动调整为图像大小。第一 ...
2019-10-28 11:43:06
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