opencv打卡25: 最邻近插值（Nearest-neighbor Interpolation）

1、介绍

2、代码

import cv2
import numpy as np
import matplotlib.pyplot as plt


def nn_interpolate(img, ax=1, ay=1):
    H, W, C = img.shape
    aH = int(ay * H)
    aW = int(ax * W)

    y = np.arange(aH).repea