mirror of
https://github.com/l1ving/youtube-dl
synced 2024-11-22 01:32:51 +08:00
9f3fa89f7c
It doesn't work well with 'bestvideo' and 'bestaudio' because they are usually before the max quality. Format filters should be used instead, they are more flexible and don't require the requested quality to exist for each video.
410 lines
16 KiB
Python
410 lines
16 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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from __future__ import unicode_literals
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__license__ = 'Public Domain'
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import codecs
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import io
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import os
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import random
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import shlex
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import sys
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from .options import (
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parseOpts,
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)
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from .compat import (
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compat_expanduser,
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compat_getpass,
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compat_print,
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workaround_optparse_bug9161,
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)
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from .utils import (
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DateRange,
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decodeOption,
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DEFAULT_OUTTMPL,
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DownloadError,
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match_filter_func,
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MaxDownloadsReached,
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preferredencoding,
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read_batch_urls,
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SameFileError,
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setproctitle,
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std_headers,
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write_string,
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)
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from .update import update_self
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from .downloader import (
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FileDownloader,
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)
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from .extractor import gen_extractors, list_extractors
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from .YoutubeDL import YoutubeDL
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def _real_main(argv=None):
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# Compatibility fixes for Windows
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if sys.platform == 'win32':
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# https://github.com/rg3/youtube-dl/issues/820
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codecs.register(lambda name: codecs.lookup('utf-8') if name == 'cp65001' else None)
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workaround_optparse_bug9161()
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setproctitle('youtube-dl')
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parser, opts, args = parseOpts(argv)
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# Set user agent
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if opts.user_agent is not None:
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std_headers['User-Agent'] = opts.user_agent
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# Set referer
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if opts.referer is not None:
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std_headers['Referer'] = opts.referer
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# Custom HTTP headers
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if opts.headers is not None:
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for h in opts.headers:
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if h.find(':', 1) < 0:
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parser.error('wrong header formatting, it should be key:value, not "%s"' % h)
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key, value = h.split(':', 2)
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if opts.verbose:
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write_string('[debug] Adding header from command line option %s:%s\n' % (key, value))
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std_headers[key] = value
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# Dump user agent
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if opts.dump_user_agent:
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compat_print(std_headers['User-Agent'])
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sys.exit(0)
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# Batch file verification
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batch_urls = []
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if opts.batchfile is not None:
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try:
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if opts.batchfile == '-':
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batchfd = sys.stdin
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else:
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batchfd = io.open(opts.batchfile, 'r', encoding='utf-8', errors='ignore')
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batch_urls = read_batch_urls(batchfd)
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if opts.verbose:
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write_string('[debug] Batch file urls: ' + repr(batch_urls) + '\n')
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except IOError:
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sys.exit('ERROR: batch file could not be read')
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all_urls = batch_urls + args
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all_urls = [url.strip() for url in all_urls]
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_enc = preferredencoding()
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all_urls = [url.decode(_enc, 'ignore') if isinstance(url, bytes) else url for url in all_urls]
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if opts.list_extractors:
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for ie in list_extractors(opts.age_limit):
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compat_print(ie.IE_NAME + (' (CURRENTLY BROKEN)' if not ie._WORKING else ''))
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matchedUrls = [url for url in all_urls if ie.suitable(url)]
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for mu in matchedUrls:
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compat_print(' ' + mu)
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sys.exit(0)
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if opts.list_extractor_descriptions:
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for ie in list_extractors(opts.age_limit):
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if not ie._WORKING:
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continue
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desc = getattr(ie, 'IE_DESC', ie.IE_NAME)
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if desc is False:
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continue
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if hasattr(ie, 'SEARCH_KEY'):
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_SEARCHES = ('cute kittens', 'slithering pythons', 'falling cat', 'angry poodle', 'purple fish', 'running tortoise', 'sleeping bunny', 'burping cow')
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_COUNTS = ('', '5', '10', 'all')
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desc += ' (Example: "%s%s:%s" )' % (ie.SEARCH_KEY, random.choice(_COUNTS), random.choice(_SEARCHES))
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compat_print(desc)
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sys.exit(0)
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# Conflicting, missing and erroneous options
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if opts.usenetrc and (opts.username is not None or opts.password is not None):
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parser.error('using .netrc conflicts with giving username/password')
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if opts.password is not None and opts.username is None:
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parser.error('account username missing\n')
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if opts.outtmpl is not None and (opts.usetitle or opts.autonumber or opts.useid):
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parser.error('using output template conflicts with using title, video ID or auto number')
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if opts.usetitle and opts.useid:
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parser.error('using title conflicts with using video ID')
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if opts.username is not None and opts.password is None:
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opts.password = compat_getpass('Type account password and press [Return]: ')
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if opts.ratelimit is not None:
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numeric_limit = FileDownloader.parse_bytes(opts.ratelimit)
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if numeric_limit is None:
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parser.error('invalid rate limit specified')
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opts.ratelimit = numeric_limit
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if opts.min_filesize is not None:
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numeric_limit = FileDownloader.parse_bytes(opts.min_filesize)
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if numeric_limit is None:
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parser.error('invalid min_filesize specified')
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opts.min_filesize = numeric_limit
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if opts.max_filesize is not None:
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numeric_limit = FileDownloader.parse_bytes(opts.max_filesize)
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if numeric_limit is None:
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parser.error('invalid max_filesize specified')
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opts.max_filesize = numeric_limit
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if opts.retries is not None:
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if opts.retries in ('inf', 'infinite'):
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opts_retries = float('inf')
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else:
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try:
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opts_retries = int(opts.retries)
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except (TypeError, ValueError):
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parser.error('invalid retry count specified')
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if opts.buffersize is not None:
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numeric_buffersize = FileDownloader.parse_bytes(opts.buffersize)
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if numeric_buffersize is None:
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parser.error('invalid buffer size specified')
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opts.buffersize = numeric_buffersize
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if opts.playliststart <= 0:
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raise ValueError('Playlist start must be positive')
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if opts.playlistend not in (-1, None) and opts.playlistend < opts.playliststart:
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raise ValueError('Playlist end must be greater than playlist start')
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if opts.extractaudio:
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if opts.audioformat not in ['best', 'aac', 'mp3', 'm4a', 'opus', 'vorbis', 'wav']:
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parser.error('invalid audio format specified')
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if opts.audioquality:
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opts.audioquality = opts.audioquality.strip('k').strip('K')
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if not opts.audioquality.isdigit():
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parser.error('invalid audio quality specified')
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if opts.recodevideo is not None:
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if opts.recodevideo not in ['mp4', 'flv', 'webm', 'ogg', 'mkv']:
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parser.error('invalid video recode format specified')
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if opts.convertsubtitles is not None:
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if opts.convertsubtitles not in ['srt', 'vtt', 'ass']:
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parser.error('invalid subtitle format specified')
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if opts.date is not None:
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date = DateRange.day(opts.date)
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else:
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date = DateRange(opts.dateafter, opts.datebefore)
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# Do not download videos when there are audio-only formats
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if opts.extractaudio and not opts.keepvideo and opts.format is None:
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opts.format = 'bestaudio/best'
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# --all-sub automatically sets --write-sub if --write-auto-sub is not given
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# this was the old behaviour if only --all-sub was given.
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if opts.allsubtitles and not opts.writeautomaticsub:
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opts.writesubtitles = True
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outtmpl = ((opts.outtmpl is not None and opts.outtmpl) or
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(opts.format == '-1' and opts.usetitle and '%(title)s-%(id)s-%(format)s.%(ext)s') or
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(opts.format == '-1' and '%(id)s-%(format)s.%(ext)s') or
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(opts.usetitle and opts.autonumber and '%(autonumber)s-%(title)s-%(id)s.%(ext)s') or
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(opts.usetitle and '%(title)s-%(id)s.%(ext)s') or
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(opts.useid and '%(id)s.%(ext)s') or
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(opts.autonumber and '%(autonumber)s-%(id)s.%(ext)s') or
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DEFAULT_OUTTMPL)
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if not os.path.splitext(outtmpl)[1] and opts.extractaudio:
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parser.error('Cannot download a video and extract audio into the same'
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' file! Use "{0}.%(ext)s" instead of "{0}" as the output'
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' template'.format(outtmpl))
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any_getting = opts.geturl or opts.gettitle or opts.getid or opts.getthumbnail or opts.getdescription or opts.getfilename or opts.getformat or opts.getduration or opts.dumpjson or opts.dump_single_json
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any_printing = opts.print_json
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download_archive_fn = compat_expanduser(opts.download_archive) if opts.download_archive is not None else opts.download_archive
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# PostProcessors
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postprocessors = []
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# Add the metadata pp first, the other pps will copy it
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if opts.metafromtitle:
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postprocessors.append({
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'key': 'MetadataFromTitle',
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'titleformat': opts.metafromtitle
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})
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if opts.addmetadata:
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postprocessors.append({'key': 'FFmpegMetadata'})
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if opts.extractaudio:
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postprocessors.append({
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'key': 'FFmpegExtractAudio',
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'preferredcodec': opts.audioformat,
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'preferredquality': opts.audioquality,
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'nopostoverwrites': opts.nopostoverwrites,
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})
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if opts.recodevideo:
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postprocessors.append({
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'key': 'FFmpegVideoConvertor',
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'preferedformat': opts.recodevideo,
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})
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if opts.convertsubtitles:
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postprocessors.append({
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'key': 'FFmpegSubtitlesConvertor',
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'format': opts.convertsubtitles,
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})
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if opts.embedsubtitles:
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postprocessors.append({
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'key': 'FFmpegEmbedSubtitle',
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})
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if opts.xattrs:
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postprocessors.append({'key': 'XAttrMetadata'})
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if opts.embedthumbnail:
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postprocessors.append({'key': 'EmbedThumbnail'})
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# Please keep ExecAfterDownload towards the bottom as it allows the user to modify the final file in any way.
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# So if the user is able to remove the file before your postprocessor runs it might cause a few problems.
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if opts.exec_cmd:
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postprocessors.append({
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'key': 'ExecAfterDownload',
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'verboseOutput': opts.verbose,
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'exec_cmd': opts.exec_cmd,
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})
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if opts.xattr_set_filesize:
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try:
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import xattr
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xattr # Confuse flake8
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except ImportError:
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parser.error('setting filesize xattr requested but python-xattr is not available')
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external_downloader_args = None
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if opts.external_downloader_args:
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external_downloader_args = shlex.split(opts.external_downloader_args)
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match_filter = (
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None if opts.match_filter is None
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else match_filter_func(opts.match_filter))
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ydl_opts = {
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'usenetrc': opts.usenetrc,
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'username': opts.username,
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'password': opts.password,
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'twofactor': opts.twofactor,
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'videopassword': opts.videopassword,
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'quiet': (opts.quiet or any_getting or any_printing),
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'no_warnings': opts.no_warnings,
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'forceurl': opts.geturl,
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'forcetitle': opts.gettitle,
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'forceid': opts.getid,
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'forcethumbnail': opts.getthumbnail,
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'forcedescription': opts.getdescription,
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'forceduration': opts.getduration,
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'forcefilename': opts.getfilename,
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'forceformat': opts.getformat,
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'forcejson': opts.dumpjson or opts.print_json,
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'dump_single_json': opts.dump_single_json,
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'simulate': opts.simulate or any_getting,
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'skip_download': opts.skip_download,
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'format': opts.format,
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'listformats': opts.listformats,
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'outtmpl': outtmpl,
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'autonumber_size': opts.autonumber_size,
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'restrictfilenames': opts.restrictfilenames,
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'ignoreerrors': opts.ignoreerrors,
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'ratelimit': opts.ratelimit,
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'nooverwrites': opts.nooverwrites,
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'retries': opts_retries,
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'buffersize': opts.buffersize,
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'noresizebuffer': opts.noresizebuffer,
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'continuedl': opts.continue_dl,
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'noprogress': opts.noprogress,
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'progress_with_newline': opts.progress_with_newline,
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'playliststart': opts.playliststart,
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'playlistend': opts.playlistend,
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'playlistreverse': opts.playlist_reverse,
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'noplaylist': opts.noplaylist,
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'logtostderr': opts.outtmpl == '-',
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'consoletitle': opts.consoletitle,
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'nopart': opts.nopart,
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'updatetime': opts.updatetime,
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'writedescription': opts.writedescription,
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'writeannotations': opts.writeannotations,
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'writeinfojson': opts.writeinfojson,
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'writethumbnail': opts.writethumbnail,
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'write_all_thumbnails': opts.write_all_thumbnails,
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'writesubtitles': opts.writesubtitles,
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'writeautomaticsub': opts.writeautomaticsub,
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'allsubtitles': opts.allsubtitles,
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'listsubtitles': opts.listsubtitles,
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'subtitlesformat': opts.subtitlesformat,
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'subtitleslangs': opts.subtitleslangs,
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'matchtitle': decodeOption(opts.matchtitle),
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'rejecttitle': decodeOption(opts.rejecttitle),
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'max_downloads': opts.max_downloads,
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'prefer_free_formats': opts.prefer_free_formats,
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'verbose': opts.verbose,
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'dump_intermediate_pages': opts.dump_intermediate_pages,
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'write_pages': opts.write_pages,
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'test': opts.test,
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'keepvideo': opts.keepvideo,
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'min_filesize': opts.min_filesize,
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'max_filesize': opts.max_filesize,
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'min_views': opts.min_views,
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'max_views': opts.max_views,
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'daterange': date,
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'cachedir': opts.cachedir,
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'youtube_print_sig_code': opts.youtube_print_sig_code,
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'age_limit': opts.age_limit,
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'download_archive': download_archive_fn,
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'cookiefile': opts.cookiefile,
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'nocheckcertificate': opts.no_check_certificate,
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'prefer_insecure': opts.prefer_insecure,
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'proxy': opts.proxy,
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'socket_timeout': opts.socket_timeout,
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'bidi_workaround': opts.bidi_workaround,
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'debug_printtraffic': opts.debug_printtraffic,
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'prefer_ffmpeg': opts.prefer_ffmpeg,
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'include_ads': opts.include_ads,
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'default_search': opts.default_search,
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'youtube_include_dash_manifest': opts.youtube_include_dash_manifest,
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'encoding': opts.encoding,
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'exec_cmd': opts.exec_cmd,
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'extract_flat': opts.extract_flat,
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'merge_output_format': opts.merge_output_format,
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'postprocessors': postprocessors,
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'fixup': opts.fixup,
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'source_address': opts.source_address,
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'call_home': opts.call_home,
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'sleep_interval': opts.sleep_interval,
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'external_downloader': opts.external_downloader,
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'list_thumbnails': opts.list_thumbnails,
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'playlist_items': opts.playlist_items,
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'xattr_set_filesize': opts.xattr_set_filesize,
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'match_filter': match_filter,
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'no_color': opts.no_color,
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'ffmpeg_location': opts.ffmpeg_location,
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'hls_prefer_native': opts.hls_prefer_native,
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'external_downloader_args': external_downloader_args,
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'cn_verification_proxy': opts.cn_verification_proxy,
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}
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with YoutubeDL(ydl_opts) as ydl:
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# Update version
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if opts.update_self:
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update_self(ydl.to_screen, opts.verbose)
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# Remove cache dir
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if opts.rm_cachedir:
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ydl.cache.remove()
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# Maybe do nothing
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if (len(all_urls) < 1) and (opts.load_info_filename is None):
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if opts.update_self or opts.rm_cachedir:
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sys.exit()
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ydl.warn_if_short_id(sys.argv[1:] if argv is None else argv)
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parser.error(
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'You must provide at least one URL.\n'
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'Type youtube-dl --help to see a list of all options.')
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try:
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if opts.load_info_filename is not None:
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retcode = ydl.download_with_info_file(opts.load_info_filename)
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else:
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retcode = ydl.download(all_urls)
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except MaxDownloadsReached:
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ydl.to_screen('--max-download limit reached, aborting.')
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retcode = 101
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sys.exit(retcode)
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def main(argv=None):
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try:
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_real_main(argv)
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except DownloadError:
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sys.exit(1)
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except SameFileError:
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sys.exit('ERROR: fixed output name but more than one file to download')
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except KeyboardInterrupt:
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sys.exit('\nERROR: Interrupted by user')
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__all__ = ['main', 'YoutubeDL', 'gen_extractors', 'list_extractors']
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