python里的resize_Python玩转蔡徐坤

import cv2
import time
import numpy as np
import curses
 
# pixel后面4位都是空格，代表像素值比较大的
# 近似白色背景
pixels = " .,-'`:!1+*%    "
 
 
def get_images(video_name, size):
    '''
    视频帧分解
    图像转灰度图，再缩放
    :param video_name:
    :param size:
    :return: 灰度图列表
    '''
    img_list = []
    cap = cv2.VideoCapture(video_name)
    while cap.isOpened():
        ret, frame = cap.read()
        if ret:
            gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
            img = cv2.resize(gray, size, interpolation=cv2.INTER_AREA)
            img_list.append(img)
        else:
            break
    cap.release()
    return img_list
 
 
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