ffmpeg_concat.py

ffmpeg_concat.py

import os
import re

def sorted_alphanumeric(data):
    convert = lambda text: int(text) if text.isdigit() else text.lower()
    alphanum_key = lambda key: [ convert(c) for c in re.split('([0-9]+)', key) ] 
    return sorted(data, key=alphanum_key)

cwd = os.path.dirname(os.path.realpath(__file__))
os.chdir(cwd)

videos = []
for f in os.listdir(cwd):
    fname, extname = os.path.splitext(f)
    if extname == ".mp4":
        videos.append(f)

videos = sorted_alphanumeric(videos)

index = os.path.join(cwd, "list.txt")

with open(index, 'w') as fwriter:
    for v in videos:
        fwriter.write("file '{}'\n".format(v))

name = os.path.basename(cwd)

os.system("/path/to/ffmpeg -f concat -safe 0 -i {} -c copy {}.mp4".format(index, name))