Python实现视频转图片，分帧处理转固定张数图

# -*- coding: utf-8 -*-
import cv2
import sys
import imageio
class Video():
def __init__(self):
    pass
def get_video_jpeg(self,video_url,file_name,page):
    cap = cv2.VideoCapture(video_url)
    c = 1
    res = 1
    n = 0
    while (True):
        ret, frame = cap.read()
        FPS = cap.get(7)
        if ret:
            frameRate = int(int(FPS) / page)
            if (c % frameRate == 0):
                n += 1
                #显示截取的帧图片、保存截取帧到本地
                cv2.imwrite(file_name+"/" + "thumb" +str(n) + '.jpeg', frame)  
				# 这里是将截取的图像保存在本地
            c += 1
            cv2.waitKey(0)
        else:
            print("success")
            break

if __name__ == '__main__':
	video = Video()
	page = 10 #需要几张图
	video_url = #视频路径
	file_name = #图片保存路径
	jpeg_res = video.get_video_jpeg(video_url,file_name,page)