gen_random_video.py

import cv2
import numpy as np
from tqdm import tqdm

def gen(filename, length):

  width = 720
  height = 360
  fps = 30
  frame_n = length * fps

  writer = cv2.VideoWriter(filename+".avi", cv2.VideoWriter_fourcc(*"MJPG"), fps,(width,height))
  
  for frame in tqdm(range(frame_n)):
      writer.write(np.random.randint(0, 255, (height,width,3)).astype('uint8'))
  
  writer.release()
  
  
# gen(filename, video_in_seconds)
# gen("output", 30)