#! /usr/bin/env python3
# encoding: utf-8

import os
import pathlib
import over
import re

# --------------------------------------------------

def parse_fps(raw):
	if "/" in raw:
		num, den = (int(x) for x in raw.split("/"))
		
		return float(num) / float(den)
	
	return float(raw)

# --------------------------------------------------

def parse_time(raw):
	"""
	Parses ffmpeg's state sentence containing the time= token.
	
	E.g. b"... time=00:01:11.85 ..."
	
	Returns the time in seconds, e.g. 71.85.
	"""
	
	s = re.findall(b"time=([^ ]+) ", raw)[0]
	
	hh, mm, ss = (float(t) for t in s.split(b":"))
	
	return hh * 3600 + mm * 60 + ss

# --------------------------------------------------

def to_Path(raw_path):
	"""
	Returns pathlib.Path pointing to raw_path, handling "~/" correctly.
	
	To be removed after python:3.5 move.
	"""
	
	if raw_path.startswith("~"):
		raw_path = os.path.expanduser(raw_path)
	
	return pathlib.Path(raw_path)

# --------------------------------------------------

def float_or_string(a):
	try:
		return float(a)
	except:
		return a