Concatenate movies by ffmpeg on Windows. ffmpegで動画をつなぐスクリプト

createMovie.py

# License: MIT License
__author__="Alfred Increment"

import glob
import os
import datetime

dt_now = datetime.datetime.now()
dateString=dt_now.strftime('%Y-%m-%d')

DIR=r"S:\VIDEO"
OUT_FILENAME=(r"{}.mp4").format(dateString)
OUT_PATH=os.path.join(r"F:\SleepingMovies",OUT_FILENAME)
LIST_PATH= os.path.join(DIR,"mylist.txt")

#createFileList
files = glob.glob(os.path.join(DIR,"*.avi"))
files=[x.replace("\\", "\\\\") for x in files]
lines=[r"file "+x+"\n" for x in files]
with open(LIST_PATH,"w") as f:
    f.writelines(lines)

# 2pass encode
import subprocess
args=["ffmpeg","-f", "concat","-safe","0", "-i",LIST_PATH,"-vf","pp=dr/fq,hqdn3d=6.00:4.50:6.00:4.50",
      "-vcodec","hevc_nvenc","-preset", "slow","-acodec", "aac","-b:v", "2000k",
      OUT_PATH]
subprocess.call(args, shell=True)

# clear original movies
print("clear original movies.")
args=["del","/Q",os.path.join(DIR,"*")]
proc = subprocess.run(args,stdout = subprocess.PIPE, stderr = subprocess.PIPE,shell=True)
print(proc.stdout.decode("cp932"))

args=["shutdown","/s", "/t", "60"]
proc = subprocess.run(args,stdout = subprocess.PIPE, stderr = subprocess.PIPE,shell=True)
print(proc.stdout.decode("cp932"))