CUE splitter using ffmpeg (to mp3)

cue_to_mp3.py

#!/usr/bin/python2

import os

def generate_script(cue_file, file_path, file_name):
	d = open(cue_file).read().splitlines()

	general = {}

	tracks = []

	current_file = None

	for line in d:
		if line.startswith('REM GENRE '):
			general['genre'] = ' '.join(line.split(' ')[2:])
		if line.startswith('REM DATE '):
			general['date'] = ' '.join(line.split(' ')[2:])
		if line.startswith('PERFORMER '):
			general['artist'] = ' '.join(line.split(' ')[1:]).replace('"', '')
		if line.startswith('TITLE '):
			general['album'] = ' '.join(line.split(' ')[1:]).replace('"', '')
		if line.startswith('FILE '):
			current_file = ' '.join(line.split(' ')[1:-1]).replace('"', '')

		if line.startswith('  TRACK '):
			track = general.copy()
			track['track'] = int(line.strip().split(' ')[1], 10)

			tracks.append(track)

		if line.startswith('    TITLE '):
			tracks[-1]['title'] = ' '.join(line.strip().split(' ')[1:]).replace('"', '')
		if line.startswith('    PERFORMER '):
			tracks[-1]['artist'] = ' '.join(line.strip().split(' ')[1:]).replace('"', '')
		if line.startswith('    INDEX 01 '):
			t = map(int, ' '.join(line.strip().split(' ')[2:]).replace('"', '').split(':'))
			tracks[-1]['start'] = 60 * t[0] + t[1] + t[2] / 100.0

	for i in range(len(tracks)):
		if i != len(tracks) - 1:
			tracks[i]['duration'] = tracks[i + 1]['start'] - tracks[i]['start']


	print 'mkdir -p "/mnt/Media/Musics/%s/%s"' %( general['artist'].replace('/',''),  general['album'].replace('/',''))

	for track in tracks:
		metadata = {
			'artist': track['artist'].replace('/',''),
			'title': track['title'],
			'album': track['album'],
			'track': str(track['track']) + '/' + str(len(tracks))
		}


		if 'date' in track:
			metadata['date'] = track['date']

		cmd = 'ffmpeg'
		cmd += ' -i "%s/%s"' % (file_path, current_file)
		cmd += ' -ss %.2d:%.2d:%.2d' % (track['start'] / 60 / 60, track['start'] / 60 % 60, int(track['start'] % 60))

		if 'duration' in track:
			cmd += ' -t %.2d:%.2d:%.2d' % (track['duration'] / 60 / 60, track['duration'] / 60 % 60, int(track['duration'] % 60))

		cmd += ' ' + ' '.join('-metadata %s="%s"' % (k, v) for (k, v) in metadata.items())
		cmd += ' -b:a 320k'
		cmd += ' "/mnt/Media/Musics/%s/%s/%.2d - %s - %s.mp3"' % (track['artist'].replace('/',''),  general['album'].replace('/',''), track['track'], track['artist'].replace('/',''), track['title'].replace('/',''))

		print cmd



x = open('albuns3.txt', 'r')
for line in x:
	line = line.strip()
	base_dir = '/mnt/Media/FLAC_MUSIC'
	dir_name = '%s/%s' %(base_dir, os.path.dirname(line))
	file_name = os.path.basename(line)
	cue_file = '%s/%s' %(dir_name, file_name)

	generate_script(cue_file, dir_name, file_name)