Extract frames from pre-recored video with Python and OpenCV

video_to_frames.py

import cv2

def video_to_frames(video_filename):
    """Extract frames from video"""
    cap = cv2.VideoCapture(video_filename)
    video_length = int(cap.get(cv2.CAP_PROP_FRAME_COUNT)) - 1
    frames = []
    if cap.isOpened() and video_length > 0:
        frame_ids = [0]
        if video_length >= 4:
            frame_ids = [0, 
                         round(video_length * 0.25), 
                         round(video_length * 0.5),
                         round(video_length * 0.75),
                         video_length - 1]
        count = 0
        success, image = cap.read()
        while success:
            if count in frame_ids:
                frames.append(image)
            success, image = cap.read()
            count += 1
    return frames

@bingyand

This might be helpful https://gist.github.com/priteshgohil/b0a3d0e247b47db02b15685b3e55e3af