mirror of
https://github.com/clinton-hall/nzbToMedia.git
synced 2024-11-14 17:40:24 -08:00
56c6773c6b
Updates colorama to 0.4.6 Adds confuse version 1.7.0 Updates jellyfish to 0.9.0 Adds mediafile 0.10.1 Updates munkres to 1.1.4 Updates musicbrainzngs to 0.7.1 Updates mutagen to 1.46.0 Updates pyyaml to 6.0 Updates unidecode to 1.3.6
535 lines
20 KiB
Python
535 lines
20 KiB
Python
# This file is part of beets.
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# Copyright 2016, Jakob Schnitzer.
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#
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# Permission is hereby granted, free of charge, to any person obtaining
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# a copy of this software and associated documentation files (the
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# "Software"), to deal in the Software without restriction, including
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# without limitation the rights to use, copy, modify, merge, publish,
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# distribute, sublicense, and/or sell copies of the Software, and to
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# permit persons to whom the Software is furnished to do so, subject to
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# the following conditions:
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#
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# The above copyright notice and this permission notice shall be
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# included in all copies or substantial portions of the Software.
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"""Converts tracks or albums to external directory
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"""
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from beets.util import par_map, decode_commandline_path, arg_encoding
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import os
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import threading
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import subprocess
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import tempfile
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import shlex
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from string import Template
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from beets import ui, util, plugins, config
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from beets.plugins import BeetsPlugin
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from confuse import ConfigTypeError
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from beets import art
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from beets.util.artresizer import ArtResizer
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from beets.library import parse_query_string
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from beets.library import Item
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_fs_lock = threading.Lock()
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_temp_files = [] # Keep track of temporary transcoded files for deletion.
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# Some convenient alternate names for formats.
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ALIASES = {
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'wma': 'windows media',
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'vorbis': 'ogg',
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}
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LOSSLESS_FORMATS = ['ape', 'flac', 'alac', 'wav', 'aiff']
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def replace_ext(path, ext):
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"""Return the path with its extension replaced by `ext`.
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The new extension must not contain a leading dot.
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"""
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ext_dot = b'.' + ext
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return os.path.splitext(path)[0] + ext_dot
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def get_format(fmt=None):
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"""Return the command template and the extension from the config.
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"""
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if not fmt:
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fmt = config['convert']['format'].as_str().lower()
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fmt = ALIASES.get(fmt, fmt)
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try:
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format_info = config['convert']['formats'][fmt].get(dict)
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command = format_info['command']
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extension = format_info.get('extension', fmt)
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except KeyError:
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raise ui.UserError(
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'convert: format {} needs the "command" field'
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.format(fmt)
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)
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except ConfigTypeError:
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command = config['convert']['formats'][fmt].get(str)
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extension = fmt
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# Convenience and backwards-compatibility shortcuts.
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keys = config['convert'].keys()
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if 'command' in keys:
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command = config['convert']['command'].as_str()
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elif 'opts' in keys:
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# Undocumented option for backwards compatibility with < 1.3.1.
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command = 'ffmpeg -i $source -y {} $dest'.format(
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config['convert']['opts'].as_str()
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)
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if 'extension' in keys:
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extension = config['convert']['extension'].as_str()
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return (command.encode('utf-8'), extension.encode('utf-8'))
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def should_transcode(item, fmt):
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"""Determine whether the item should be transcoded as part of
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conversion (i.e., its bitrate is high or it has the wrong format).
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"""
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no_convert_queries = config['convert']['no_convert'].as_str_seq()
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if no_convert_queries:
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for query_string in no_convert_queries:
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query, _ = parse_query_string(query_string, Item)
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if query.match(item):
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return False
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if config['convert']['never_convert_lossy_files'] and \
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not (item.format.lower() in LOSSLESS_FORMATS):
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return False
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maxbr = config['convert']['max_bitrate'].get(int)
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return fmt.lower() != item.format.lower() or \
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item.bitrate >= 1000 * maxbr
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class ConvertPlugin(BeetsPlugin):
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def __init__(self):
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super().__init__()
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self.config.add({
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'dest': None,
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'pretend': False,
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'link': False,
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'hardlink': False,
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'threads': util.cpu_count(),
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'format': 'mp3',
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'id3v23': 'inherit',
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'formats': {
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'aac': {
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'command': 'ffmpeg -i $source -y -vn -acodec aac '
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'-aq 1 $dest',
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'extension': 'm4a',
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},
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'alac': {
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'command': 'ffmpeg -i $source -y -vn -acodec alac $dest',
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'extension': 'm4a',
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},
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'flac': 'ffmpeg -i $source -y -vn -acodec flac $dest',
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'mp3': 'ffmpeg -i $source -y -vn -aq 2 $dest',
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'opus':
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'ffmpeg -i $source -y -vn -acodec libopus -ab 96k $dest',
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'ogg':
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'ffmpeg -i $source -y -vn -acodec libvorbis -aq 3 $dest',
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'wma':
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'ffmpeg -i $source -y -vn -acodec wmav2 -vn $dest',
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},
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'max_bitrate': 500,
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'auto': False,
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'tmpdir': None,
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'quiet': False,
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'embed': True,
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'paths': {},
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'no_convert': '',
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'never_convert_lossy_files': False,
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'copy_album_art': False,
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'album_art_maxwidth': 0,
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'delete_originals': False,
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})
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self.early_import_stages = [self.auto_convert]
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self.register_listener('import_task_files', self._cleanup)
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def commands(self):
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cmd = ui.Subcommand('convert', help='convert to external location')
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cmd.parser.add_option('-p', '--pretend', action='store_true',
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help='show actions but do nothing')
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cmd.parser.add_option('-t', '--threads', action='store', type='int',
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help='change the number of threads, \
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defaults to maximum available processors')
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cmd.parser.add_option('-k', '--keep-new', action='store_true',
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dest='keep_new', help='keep only the converted \
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and move the old files')
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cmd.parser.add_option('-d', '--dest', action='store',
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help='set the destination directory')
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cmd.parser.add_option('-f', '--format', action='store', dest='format',
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help='set the target format of the tracks')
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cmd.parser.add_option('-y', '--yes', action='store_true', dest='yes',
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help='do not ask for confirmation')
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cmd.parser.add_option('-l', '--link', action='store_true', dest='link',
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help='symlink files that do not \
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need transcoding.')
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cmd.parser.add_option('-H', '--hardlink', action='store_true',
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dest='hardlink',
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help='hardlink files that do not \
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need transcoding. Overrides --link.')
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cmd.parser.add_album_option()
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cmd.func = self.convert_func
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return [cmd]
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def auto_convert(self, config, task):
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if self.config['auto']:
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par_map(lambda item: self.convert_on_import(config.lib, item),
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task.imported_items())
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# Utilities converted from functions to methods on logging overhaul
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def encode(self, command, source, dest, pretend=False):
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"""Encode `source` to `dest` using command template `command`.
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Raises `subprocess.CalledProcessError` if the command exited with a
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non-zero status code.
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"""
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# The paths and arguments must be bytes.
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assert isinstance(command, bytes)
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assert isinstance(source, bytes)
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assert isinstance(dest, bytes)
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quiet = self.config['quiet'].get(bool)
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if not quiet and not pretend:
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self._log.info('Encoding {0}', util.displayable_path(source))
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command = command.decode(arg_encoding(), 'surrogateescape')
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source = decode_commandline_path(source)
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dest = decode_commandline_path(dest)
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# Substitute $source and $dest in the argument list.
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args = shlex.split(command)
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encode_cmd = []
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for i, arg in enumerate(args):
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args[i] = Template(arg).safe_substitute({
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'source': source,
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'dest': dest,
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})
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encode_cmd.append(args[i].encode(util.arg_encoding()))
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if pretend:
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self._log.info('{0}', ' '.join(ui.decargs(args)))
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return
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try:
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util.command_output(encode_cmd)
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except subprocess.CalledProcessError as exc:
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# Something went wrong (probably Ctrl+C), remove temporary files
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self._log.info('Encoding {0} failed. Cleaning up...',
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util.displayable_path(source))
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self._log.debug('Command {0} exited with status {1}: {2}',
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args,
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exc.returncode,
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exc.output)
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util.remove(dest)
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util.prune_dirs(os.path.dirname(dest))
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raise
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except OSError as exc:
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raise ui.UserError(
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"convert: couldn't invoke '{}': {}".format(
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' '.join(ui.decargs(args)), exc
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)
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)
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if not quiet and not pretend:
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self._log.info('Finished encoding {0}',
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util.displayable_path(source))
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def convert_item(self, dest_dir, keep_new, path_formats, fmt,
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pretend=False, link=False, hardlink=False):
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"""A pipeline thread that converts `Item` objects from a
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library.
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"""
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command, ext = get_format(fmt)
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item, original, converted = None, None, None
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while True:
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item = yield (item, original, converted)
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dest = item.destination(basedir=dest_dir,
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path_formats=path_formats)
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# When keeping the new file in the library, we first move the
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# current (pristine) file to the destination. We'll then copy it
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# back to its old path or transcode it to a new path.
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if keep_new:
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original = dest
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converted = item.path
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if should_transcode(item, fmt):
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converted = replace_ext(converted, ext)
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else:
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original = item.path
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if should_transcode(item, fmt):
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dest = replace_ext(dest, ext)
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converted = dest
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# Ensure that only one thread tries to create directories at a
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# time. (The existence check is not atomic with the directory
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# creation inside this function.)
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if not pretend:
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with _fs_lock:
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util.mkdirall(dest)
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if os.path.exists(util.syspath(dest)):
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self._log.info('Skipping {0} (target file exists)',
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util.displayable_path(item.path))
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continue
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if keep_new:
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if pretend:
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self._log.info('mv {0} {1}',
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util.displayable_path(item.path),
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util.displayable_path(original))
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else:
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self._log.info('Moving to {0}',
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util.displayable_path(original))
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util.move(item.path, original)
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if should_transcode(item, fmt):
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linked = False
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try:
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self.encode(command, original, converted, pretend)
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except subprocess.CalledProcessError:
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continue
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else:
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linked = link or hardlink
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if pretend:
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msg = 'ln' if hardlink else ('ln -s' if link else 'cp')
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self._log.info('{2} {0} {1}',
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util.displayable_path(original),
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util.displayable_path(converted),
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msg)
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else:
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# No transcoding necessary.
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msg = 'Hardlinking' if hardlink \
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else ('Linking' if link else 'Copying')
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self._log.info('{1} {0}',
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util.displayable_path(item.path),
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msg)
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if hardlink:
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util.hardlink(original, converted)
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elif link:
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util.link(original, converted)
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else:
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util.copy(original, converted)
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if pretend:
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continue
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id3v23 = self.config['id3v23'].as_choice([True, False, 'inherit'])
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if id3v23 == 'inherit':
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id3v23 = None
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# Write tags from the database to the converted file.
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item.try_write(path=converted, id3v23=id3v23)
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if keep_new:
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# If we're keeping the transcoded file, read it again (after
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# writing) to get new bitrate, duration, etc.
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item.path = converted
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item.read()
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item.store() # Store new path and audio data.
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if self.config['embed'] and not linked:
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album = item._cached_album
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if album and album.artpath:
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self._log.debug('embedding album art from {}',
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util.displayable_path(album.artpath))
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art.embed_item(self._log, item, album.artpath,
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itempath=converted, id3v23=id3v23)
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if keep_new:
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plugins.send('after_convert', item=item,
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dest=dest, keepnew=True)
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else:
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plugins.send('after_convert', item=item,
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dest=converted, keepnew=False)
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def copy_album_art(self, album, dest_dir, path_formats, pretend=False,
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link=False, hardlink=False):
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"""Copies or converts the associated cover art of the album. Album must
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have at least one track.
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"""
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if not album or not album.artpath:
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return
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album_item = album.items().get()
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# Album shouldn't be empty.
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if not album_item:
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return
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# Get the destination of the first item (track) of the album, we use
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# this function to format the path accordingly to path_formats.
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dest = album_item.destination(basedir=dest_dir,
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path_formats=path_formats)
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# Remove item from the path.
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dest = os.path.join(*util.components(dest)[:-1])
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dest = album.art_destination(album.artpath, item_dir=dest)
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if album.artpath == dest:
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return
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if not pretend:
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util.mkdirall(dest)
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if os.path.exists(util.syspath(dest)):
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self._log.info('Skipping {0} (target file exists)',
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util.displayable_path(album.artpath))
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return
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# Decide whether we need to resize the cover-art image.
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resize = False
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maxwidth = None
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if self.config['album_art_maxwidth']:
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maxwidth = self.config['album_art_maxwidth'].get(int)
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size = ArtResizer.shared.get_size(album.artpath)
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self._log.debug('image size: {}', size)
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if size:
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resize = size[0] > maxwidth
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else:
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self._log.warning('Could not get size of image (please see '
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'documentation for dependencies).')
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# Either copy or resize (while copying) the image.
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if resize:
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self._log.info('Resizing cover art from {0} to {1}',
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util.displayable_path(album.artpath),
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util.displayable_path(dest))
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if not pretend:
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ArtResizer.shared.resize(maxwidth, album.artpath, dest)
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else:
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if pretend:
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msg = 'ln' if hardlink else ('ln -s' if link else 'cp')
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self._log.info('{2} {0} {1}',
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util.displayable_path(album.artpath),
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util.displayable_path(dest),
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msg)
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else:
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msg = 'Hardlinking' if hardlink \
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else ('Linking' if link else 'Copying')
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self._log.info('{2} cover art from {0} to {1}',
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util.displayable_path(album.artpath),
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util.displayable_path(dest),
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msg)
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if hardlink:
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util.hardlink(album.artpath, dest)
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elif link:
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util.link(album.artpath, dest)
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else:
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util.copy(album.artpath, dest)
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def convert_func(self, lib, opts, args):
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dest = opts.dest or self.config['dest'].get()
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if not dest:
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raise ui.UserError('no convert destination set')
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dest = util.bytestring_path(dest)
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threads = opts.threads or self.config['threads'].get(int)
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path_formats = ui.get_path_formats(self.config['paths'] or None)
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fmt = opts.format or self.config['format'].as_str().lower()
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if opts.pretend is not None:
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pretend = opts.pretend
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else:
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pretend = self.config['pretend'].get(bool)
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if opts.hardlink is not None:
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hardlink = opts.hardlink
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link = False
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elif opts.link is not None:
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hardlink = False
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link = opts.link
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else:
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hardlink = self.config['hardlink'].get(bool)
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link = self.config['link'].get(bool)
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if opts.album:
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albums = lib.albums(ui.decargs(args))
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items = [i for a in albums for i in a.items()]
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if not pretend:
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for a in albums:
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ui.print_(format(a, ''))
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else:
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items = list(lib.items(ui.decargs(args)))
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if not pretend:
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for i in items:
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ui.print_(format(i, ''))
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if not items:
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self._log.error('Empty query result.')
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return
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if not (pretend or opts.yes or ui.input_yn("Convert? (Y/n)")):
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return
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if opts.album and self.config['copy_album_art']:
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for album in albums:
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self.copy_album_art(album, dest, path_formats, pretend,
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link, hardlink)
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convert = [self.convert_item(dest,
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opts.keep_new,
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path_formats,
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fmt,
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pretend,
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link,
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hardlink)
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for _ in range(threads)]
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pipe = util.pipeline.Pipeline([iter(items), convert])
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pipe.run_parallel()
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def convert_on_import(self, lib, item):
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"""Transcode a file automatically after it is imported into the
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library.
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"""
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fmt = self.config['format'].as_str().lower()
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if should_transcode(item, fmt):
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command, ext = get_format()
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# Create a temporary file for the conversion.
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tmpdir = self.config['tmpdir'].get()
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if tmpdir:
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tmpdir = util.py3_path(util.bytestring_path(tmpdir))
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fd, dest = tempfile.mkstemp(util.py3_path(b'.' + ext), dir=tmpdir)
|
|
os.close(fd)
|
|
dest = util.bytestring_path(dest)
|
|
_temp_files.append(dest) # Delete the transcode later.
|
|
|
|
# Convert.
|
|
try:
|
|
self.encode(command, item.path, dest)
|
|
except subprocess.CalledProcessError:
|
|
return
|
|
|
|
# Change the newly-imported database entry to point to the
|
|
# converted file.
|
|
source_path = item.path
|
|
item.path = dest
|
|
item.write()
|
|
item.read() # Load new audio information data.
|
|
item.store()
|
|
|
|
if self.config['delete_originals']:
|
|
self._log.info('Removing original file {0}', source_path)
|
|
util.remove(source_path, False)
|
|
|
|
def _cleanup(self, task, session):
|
|
for path in task.old_paths:
|
|
if path in _temp_files:
|
|
if os.path.isfile(path):
|
|
util.remove(path)
|
|
_temp_files.remove(path)
|