python毛玻璃特效滤镜

[python]代码库

#!/usr/bin/env python
# encoding: utf-8

import cv2
import numpy as np


class picture:

    def __init__(self):
        self.path = 'assets/picture.jpeg'

    def hello(self):
        return self

    def run(self):
        # 读取原始图像
        src = cv2.imread(self.path)
        # 新建目标图像
        dst = np.zeros_like(src)
        # 获取图像行和列
        rows, cols = src.shape[:2]
        # 定义偏移量和随机数
        offsets = 10
        random_num = 100
        # 毛玻璃效果: 像素点邻域内随机像素点的颜色替代当前像素点的颜色
        for y in range(rows - offsets):
            for x in range(cols - offsets):
                random_num = np.random.randint(0, offsets)
                dst[y, x] = src[y + random_num, x + random_num]
        # 显示图像
        cv2.imshow('src', src)
        cv2.imshow('dst', dst)
        cv2.waitKey()
        cv2.destroyAllWindows()


if __name__ == '__main__':
    picture().hello().run()

[代码运行效果截图]