misc ffmpeg things

insert_srt.py

# -*- coding: utf-8 -*-
#!/usr/bin/python3

import subprocess
import glob
import re
import os

_OUT_FOLDER = "processed/"

if not os.path.exists( _OUT_FOLDER ):
	os.mkdir( _OUT_FOLDER )

cmd = u" ".join([
	'ffmpeg',
	'-i "%s"',
	"-sub_charenc 'UTF-8'",
	"-f srt ",
	'-i "%s"',
	"-c copy",
	"-map 0:0",
	"-map 0:1",
	"-map 1:0", # Insert as first subtitle stream.
	"-metadata:s:s:0 language=jpn",
	"-metadata:s:s:0 title=Japanese",
	"-map 0:2?",  "-map 0:3?",  "-map 0:4?",  "-map 0:5?", # just in case
	"-map 0:6?",  "-map 0:7?",  "-map 0:8?",  "-map 0:9?",
	"-map 0:10?", "-map 0:11?", "-map 0:12?", "-map 0:14?",
	"-map 0:15?", "-map 0:16?", "-map 0:17?", "-map 0:18?",
	"%s"])

re_episode = re.compile( "s\d{2}e\d{2}", re.IGNORECASE )

for v in glob.glob( "*.mkv" ):

	# Skip files already done.
	if os.path.exists( _OUT_FOLDER + v ):
		print(v, "already in output folder. Skipping.")
		continue

	for s in glob.glob( "*.srt" ):
		vid_episode = re_episode.search( v )
		srt_episode = re_episode.search( s )

		if vid_episode.group().lower() == srt_episode.group().lower():
			proc = subprocess.Popen( cmd % ( v, s, _OUT_FOLDER + v ), shell=True )
			proc.wait(  )
			break