to25fps.py

to25fps.py

import os
import subprocess

path = os.getcwd()
for file in os.listdir(path):
    if file.endswith("mp4"):
        if "old" not in file:
            f = os.path.join(path, file)
            print("found " + f)
            old_file = os.path.join(path, file.split(".")[0] + "-old.mp4")
            print("moving " + f + " to " + old_file)
            os.rename(f, old_file)
            subprocess.run(["ffmpeg", "-i", old_file, "-filter:v", "fps=25", f])
        else:
            print("file " + file + " already processed, skipping")