Converts a OGG format chapters to csv format for use with Handbrake. Uses stdin/stdout for easy use with other command-line utilities.

handbrakechapters.py

#!/usr/bin/env python
from sys import stdin, stdout
import re

pattern = re.compile("CHAPTER0*(\\d+)=[\\d:\\.]+\\nCHAPTER0*\\1NAME=(.*)$", flags = re.MULTILINE)
replacement = "\\1,\\2"

input = stdin.read()
output = pattern.sub(replacement, input)

stdout.write(output)