youtube_dl/options.py

   1 from __future__ import unicode_literals
   2
   3 import os.path
   4 import optparse
   5 import shlex
   6 import sys
   7
   8 from .utils import (
   9     get_term_width,
  10     write_string,
  11 )
  12 from .version import __version__
  13
  14
  15 def parseOpts(overrideArguments=None):
  16     def _readOptions(filename_bytes, default=[]):
  17         try:
  18             optionf = open(filename_bytes)
  19         except IOError:
  20             return default  # silently skip if file is not present
  21         try:
  22             res = []
  23             for l in optionf:
  24                 res += shlex.split(l, comments=True)
  25         finally:
  26             optionf.close()
  27         return res
  28
  29     def _readUserConf():
  30         xdg_config_home = os.environ.get('XDG_CONFIG_HOME')
  31         if xdg_config_home:
  32             userConfFile = os.path.join(xdg_config_home, 'youtube-dl', 'config')
  33             if not os.path.isfile(userConfFile):
  34                 userConfFile = os.path.join(xdg_config_home, 'youtube-dl.conf')
  35         else:
  36             userConfFile = os.path.join(os.path.expanduser('~'), '.config', 'youtube-dl', 'config')
  37             if not os.path.isfile(userConfFile):
  38                 userConfFile = os.path.join(os.path.expanduser('~'), '.config', 'youtube-dl.conf')
  39         userConf = _readOptions(userConfFile, None)
  40
  41         if userConf is None:
  42             appdata_dir = os.environ.get('appdata')
  43             if appdata_dir:
  44                 userConf = _readOptions(
  45                     os.path.join(appdata_dir, 'youtube-dl', 'config'),
  46                     default=None)
  47                 if userConf is None:
  48                     userConf = _readOptions(
  49                         os.path.join(appdata_dir, 'youtube-dl', 'config.txt'),
  50                         default=None)
  51
  52         if userConf is None:
  53             userConf = _readOptions(
  54                 os.path.join(os.path.expanduser('~'), 'youtube-dl.conf'),
  55                 default=None)
  56         if userConf is None:
  57             userConf = _readOptions(
  58                 os.path.join(os.path.expanduser('~'), 'youtube-dl.conf.txt'),
  59                 default=None)
  60
  61         if userConf is None:
  62             userConf = []
  63
  64         return userConf
  65
  66     def _format_option_string(option):
  67         ''' ('-o', '--option') -> -o, --format METAVAR'''
  68
  69         opts = []
  70
  71         if option._short_opts:
  72             opts.append(option._short_opts[0])
  73         if option._long_opts:
  74             opts.append(option._long_opts[0])
  75         if len(opts) > 1:
  76             opts.insert(1, ', ')
  77
  78         if option.takes_value():
  79             opts.append(' %s' % option.metavar)
  80
  81         return "".join(opts)
  82
  83     def _comma_separated_values_options_callback(option, opt_str, value, parser):
  84         setattr(parser.values, option.dest, value.split(','))
  85
  86     def _hide_login_info(opts):
  87         opts = list(opts)
  88         for private_opt in ['-p', '--password', '-u', '--username', '--video-password']:
  89             try:
  90                 i = opts.index(private_opt)
  91                 opts[i + 1] = 'PRIVATE'
  92             except ValueError:
  93                 pass
  94         return opts
  95
  96     # No need to wrap help messages if we're on a wide console
  97     columns = get_term_width()
  98     max_width = columns if columns else 80
  99     max_help_position = 80
 100
 101     fmt = optparse.IndentedHelpFormatter(width=max_width, max_help_position=max_help_position)
 102     fmt.format_option_strings = _format_option_string
 103
 104     kw = {
 105         'version': __version__,
 106         'formatter': fmt,
 107         'usage': '%prog [options] url [url...]',
 108         'conflict_handler': 'resolve',
 109     }
 110
 111     parser = optparse.OptionParser(**kw)
 112
 113     general = optparse.OptionGroup(parser, 'General Options')
 114     general.add_option(
 115         '-h', '--help',
 116         action='help',
 117         help='print this help text and exit')
 118     general.add_option(
 119         '-v', '--version',
 120         action='version',
 121         help='print program version and exit')
 122     general.add_option(
 123         '-U', '--update',
 124         action='store_true', dest='update_self',
 125         help='update this program to latest version. Make sure that you have sufficient permissions (run with sudo if needed)')
 126     general.add_option(
 127         '-i', '--ignore-errors',
 128         action='store_true', dest='ignoreerrors', default=False,
 129         help='continue on download errors, for example to skip unavailable videos in a playlist')
 130     general.add_option(
 131         '--abort-on-error',
 132         action='store_false', dest='ignoreerrors',
 133         help='Abort downloading of further videos (in the playlist or the command line) if an error occurs')
 134     general.add_option(
 135         '--dump-user-agent',
 136         action='store_true', dest='dump_user_agent', default=False,
 137         help='display the current browser identification')
 138     general.add_option(
 139         '--list-extractors',
 140         action='store_true', dest='list_extractors', default=False,
 141         help='List all supported extractors and the URLs they would handle')
 142     general.add_option(
 143         '--extractor-descriptions',
 144         action='store_true', dest='list_extractor_descriptions', default=False,
 145         help='Output descriptions of all supported extractors')
 146     general.add_option(
 147         '--proxy', dest='proxy',
 148         default=None, metavar='URL',
 149         help='Use the specified HTTP/HTTPS proxy. Pass in an empty string (--proxy "") for direct connection')
 150     general.add_option(
 151         '--socket-timeout',
 152         dest='socket_timeout', type=float, default=None,
 153         help='Time to wait before giving up, in seconds')
 154     general.add_option(
 155         '--default-search',
 156         dest='default_search', metavar='PREFIX',
 157         help='Use this prefix for unqualified URLs. For example "gvsearch2:" downloads two videos from google videos for  youtube-dl "large apple". Use the value "auto" to let youtube-dl guess ("auto_warning" to emit a warning when guessing). "error" just throws an error. The default value "fixup_error" repairs broken URLs, but emits an error if this is not possible instead of searching.')
 158     general.add_option(
 159         '--ignore-config',
 160         action='store_true',
 161         help='Do not read configuration files. When given in the global configuration file /etc/youtube-dl.conf: do not read the user configuration in ~/.config/youtube-dl.conf (%APPDATA%/youtube-dl/config.txt on Windows)')
 162     general.add_option(
 163         '--flat-playlist',
 164         action='store_const', dest='extract_flat', const='in_playlist',
 165         default=False,
 166         help='Do not extract the videos of a playlist, only list them.')
 167
 168     selection = optparse.OptionGroup(parser, 'Video Selection')
 169     selection.add_option(
 170         '--playlist-start',
 171         dest='playliststart', metavar='NUMBER', default=1, type=int,
 172         help='playlist video to start at (default is %default)')
 173     selection.add_option(
 174         '--playlist-end',
 175         dest='playlistend', metavar='NUMBER', default=None, type=int,
 176         help='playlist video to end at (default is last)')
 177     selection.add_option(
 178         '--match-title',
 179         dest='matchtitle', metavar='REGEX',
 180         help='download only matching titles (regex or caseless sub-string)')
 181     selection.add_option(
 182         '--reject-title',
 183         dest='rejecttitle', metavar='REGEX',
 184         help='skip download for matching titles (regex or caseless sub-string)')
 185     selection.add_option(
 186         '--max-downloads',
 187         dest='max_downloads', metavar='NUMBER', type=int, default=None,
 188         help='Abort after downloading NUMBER files')
 189     selection.add_option(
 190         '--min-filesize',
 191         metavar='SIZE', dest='min_filesize', default=None,
 192         help='Do not download any videos smaller than SIZE (e.g. 50k or 44.6m)')
 193     selection.add_option(
 194         '--max-filesize',
 195         metavar='SIZE', dest='max_filesize', default=None,
 196         help='Do not download any videos larger than SIZE (e.g. 50k or 44.6m)')
 197     selection.add_option(
 198         '--date',
 199         metavar='DATE', dest='date', default=None,
 200         help='download only videos uploaded in this date')
 201     selection.add_option(
 202         '--datebefore',
 203         metavar='DATE', dest='datebefore', default=None,
 204         help='download only videos uploaded on or before this date (i.e. inclusive)')
 205     selection.add_option(
 206         '--dateafter',
 207         metavar='DATE', dest='dateafter', default=None,
 208         help='download only videos uploaded on or after this date (i.e. inclusive)')
 209     selection.add_option(
 210         '--min-views',
 211         metavar='COUNT', dest='min_views', default=None, type=int,
 212         help='Do not download any videos with less than COUNT views',)
 213     selection.add_option(
 214         '--max-views',
 215         metavar='COUNT', dest='max_views', default=None, type=int,
 216         help='Do not download any videos with more than COUNT views')
 217     selection.add_option(
 218         '--no-playlist',
 219         action='store_true', dest='noplaylist', default=False,
 220         help='download only the currently playing video')
 221     selection.add_option(
 222         '--age-limit',
 223         metavar='YEARS', dest='age_limit', default=None, type=int,
 224         help='download only videos suitable for the given age')
 225     selection.add_option(
 226         '--download-archive', metavar='FILE',
 227         dest='download_archive',
 228         help='Download only videos not listed in the archive file. Record the IDs of all downloaded videos in it.')
 229     selection.add_option(
 230         '--include-ads',
 231         dest='include_ads', action='store_true',
 232         help='Download advertisements as well (experimental)')
 233
 234     authentication = optparse.OptionGroup(parser, 'Authentication Options')
 235     authentication.add_option(
 236         '-u', '--username',
 237         dest='username', metavar='USERNAME',
 238         help='login with this account ID')
 239     authentication.add_option(
 240         '-p', '--password',
 241         dest='password', metavar='PASSWORD',
 242         help='account password')
 243     authentication.add_option(
 244         '-2', '--twofactor',
 245         dest='twofactor', metavar='TWOFACTOR',
 246         help='two-factor auth code')
 247     authentication.add_option(
 248         '-n', '--netrc',
 249         action='store_true', dest='usenetrc', default=False,
 250         help='use .netrc authentication data')
 251     authentication.add_option(
 252         '--video-password',
 253         dest='videopassword', metavar='PASSWORD',
 254         help='video password (vimeo, smotri)')
 255
 256     video_format = optparse.OptionGroup(parser, 'Video Format Options')
 257     video_format.add_option(
 258         '-f', '--format',
 259         action='store', dest='format', metavar='FORMAT', default=None,
 260         help='video format code, specify the order of preference using slashes: -f 22/17/18 .  -f mp4 , -f m4a and  -f flv  are also supported. You can also use the special names "best", "bestvideo", "bestaudio", "worst", "worstvideo" and "worstaudio". By default, youtube-dl will pick the best quality. Use commas to download multiple audio formats, such as  -f  136/137/mp4/bestvideo,140/m4a/bestaudio')
 261     video_format.add_option(
 262         '--all-formats',
 263         action='store_const', dest='format', const='all',
 264         help='download all available video formats')
 265     video_format.add_option(
 266         '--prefer-free-formats',
 267         action='store_true', dest='prefer_free_formats', default=False,
 268         help='prefer free video formats unless a specific one is requested')
 269     video_format.add_option(
 270         '--max-quality',
 271         action='store', dest='format_limit', metavar='FORMAT',
 272         help='highest quality format to download')
 273     video_format.add_option(
 274         '-F', '--list-formats',
 275         action='store_true', dest='listformats',
 276         help='list all available formats')
 277     video_format.add_option(
 278         '--youtube-include-dash-manifest',
 279         action='store_true', dest='youtube_include_dash_manifest', default=True,
 280         help=optparse.SUPPRESS_HELP)
 281     video_format.add_option(
 282         '--youtube-skip-dash-manifest',
 283         action='store_false', dest='youtube_include_dash_manifest',
 284         help='Do not download the DASH manifest on YouTube videos')
 285
 286     subtitles = optparse.OptionGroup(parser, 'Subtitle Options')
 287     subtitles.add_option(
 288         '--write-sub', '--write-srt',
 289         action='store_true', dest='writesubtitles', default=False,
 290         help='write subtitle file')
 291     subtitles.add_option(
 292         '--write-auto-sub', '--write-automatic-sub',
 293         action='store_true', dest='writeautomaticsub', default=False,
 294         help='write automatic subtitle file (youtube only)')
 295     subtitles.add_option(
 296         '--all-subs',
 297         action='store_true', dest='allsubtitles', default=False,
 298         help='downloads all the available subtitles of the video')
 299     subtitles.add_option(
 300         '--list-subs',
 301         action='store_true', dest='listsubtitles', default=False,
 302         help='lists all available subtitles for the video')
 303     subtitles.add_option(
 304         '--sub-format',
 305         action='store', dest='subtitlesformat', metavar='FORMAT', default='srt',
 306         help='subtitle format (default=srt) ([sbv/vtt] youtube only)')
 307     subtitles.add_option(
 308         '--sub-lang', '--sub-langs', '--srt-lang',
 309         action='callback', dest='subtitleslangs', metavar='LANGS', type='str',
 310         default=[], callback=_comma_separated_values_options_callback,
 311         help='languages of the subtitles to download (optional) separated by commas, use IETF language tags like \'en,pt\'')
 312
 313     downloader = optparse.OptionGroup(parser, 'Download Options')
 314     downloader.add_option(
 315         '-r', '--rate-limit',
 316         dest='ratelimit', metavar='LIMIT',
 317         help='maximum download rate in bytes per second (e.g. 50K or 4.2M)')
 318     downloader.add_option(
 319         '-R', '--retries',
 320         dest='retries', metavar='RETRIES', default=10,
 321         help='number of retries (default is %default)')
 322     downloader.add_option(
 323         '--buffer-size',
 324         dest='buffersize', metavar='SIZE', default='1024',
 325         help='size of download buffer (e.g. 1024 or 16K) (default is %default)')
 326     downloader.add_option(
 327         '--no-resize-buffer',
 328         action='store_true', dest='noresizebuffer', default=False,
 329         help='do not automatically adjust the buffer size. By default, the buffer size is automatically resized from an initial value of SIZE.')
 330     downloader.add_option(
 331         '--test',
 332         action='store_true', dest='test', default=False,
 333         help=optparse.SUPPRESS_HELP)
 334
 335     workarounds = optparse.OptionGroup(parser, 'Workarounds')
 336     workarounds.add_option(
 337         '--encoding',
 338         dest='encoding', metavar='ENCODING',
 339         help='Force the specified encoding (experimental)')
 340     workarounds.add_option(
 341         '--no-check-certificate',
 342         action='store_true', dest='no_check_certificate', default=False,
 343         help='Suppress HTTPS certificate validation.')
 344     workarounds.add_option(
 345         '--prefer-insecure',
 346         '--prefer-unsecure', action='store_true', dest='prefer_insecure',
 347         help='Use an unencrypted connection to retrieve information about the video. (Currently supported only for YouTube)')
 348     workarounds.add_option(
 349         '--user-agent',
 350         metavar='UA', dest='user_agent',
 351         help='specify a custom user agent')
 352     workarounds.add_option(
 353         '--referer',
 354         metavar='URL', dest='referer', default=None,
 355         help='specify a custom referer, use if the video access is restricted to one domain',
 356     )
 357     workarounds.add_option(
 358         '--add-header',
 359         metavar='FIELD:VALUE', dest='headers', action='append',
 360         help='specify a custom HTTP header and its value, separated by a colon \':\'. You can use this option multiple times',
 361     )
 362     workarounds.add_option(
 363         '--bidi-workaround',
 364         dest='bidi_workaround', action='store_true',
 365         help='Work around terminals that lack bidirectional text support. Requires bidiv or fribidi executable in PATH')
 366
 367     verbosity = optparse.OptionGroup(parser, 'Verbosity / Simulation Options')
 368     verbosity.add_option(
 369         '-q', '--quiet',
 370         action='store_true', dest='quiet', default=False,
 371         help='activates quiet mode')
 372     verbosity.add_option(
 373         '--no-warnings',
 374         dest='no_warnings', action='store_true', default=False,
 375         help='Ignore warnings')
 376     verbosity.add_option(
 377         '-s', '--simulate',
 378         action='store_true', dest='simulate', default=False,
 379         help='do not download the video and do not write anything to disk',)
 380     verbosity.add_option(
 381         '--skip-download',
 382         action='store_true', dest='skip_download', default=False,
 383         help='do not download the video',)
 384     verbosity.add_option(
 385         '-g', '--get-url',
 386         action='store_true', dest='geturl', default=False,
 387         help='simulate, quiet but print URL')
 388     verbosity.add_option(
 389         '-e', '--get-title',
 390         action='store_true', dest='gettitle', default=False,
 391         help='simulate, quiet but print title')
 392     verbosity.add_option(
 393         '--get-id',
 394         action='store_true', dest='getid', default=False,
 395         help='simulate, quiet but print id')
 396     verbosity.add_option(
 397         '--get-thumbnail',
 398         action='store_true', dest='getthumbnail', default=False,
 399         help='simulate, quiet but print thumbnail URL')
 400     verbosity.add_option(
 401         '--get-description',
 402         action='store_true', dest='getdescription', default=False,
 403         help='simulate, quiet but print video description')
 404     verbosity.add_option(
 405         '--get-duration',
 406         action='store_true', dest='getduration', default=False,
 407         help='simulate, quiet but print video length')
 408     verbosity.add_option(
 409         '--get-filename',
 410         action='store_true', dest='getfilename', default=False,
 411         help='simulate, quiet but print output filename')
 412     verbosity.add_option(
 413         '--get-format',
 414         action='store_true', dest='getformat', default=False,
 415         help='simulate, quiet but print output format')
 416     verbosity.add_option(
 417         '-j', '--dump-json',
 418         action='store_true', dest='dumpjson', default=False,
 419         help='simulate, quiet but print JSON information. See --output for a description of available keys.')
 420     verbosity.add_option(
 421         '--newline',
 422         action='store_true', dest='progress_with_newline', default=False,
 423         help='output progress bar as new lines')
 424     verbosity.add_option(
 425         '--no-progress',
 426         action='store_true', dest='noprogress', default=False,
 427         help='do not print progress bar')
 428     verbosity.add_option(
 429         '--console-title',
 430         action='store_true', dest='consoletitle', default=False,
 431         help='display progress in console titlebar')
 432     verbosity.add_option(
 433         '-v', '--verbose',
 434         action='store_true', dest='verbose', default=False,
 435         help='print various debugging information')
 436     verbosity.add_option(
 437         '--dump-intermediate-pages',
 438         action='store_true', dest='dump_intermediate_pages', default=False,
 439         help='print downloaded pages to debug problems (very verbose)')
 440     verbosity.add_option(
 441         '--write-pages',
 442         action='store_true', dest='write_pages', default=False,
 443         help='Write downloaded intermediary pages to files in the current directory to debug problems')
 444     verbosity.add_option(
 445         '--youtube-print-sig-code',
 446         action='store_true', dest='youtube_print_sig_code', default=False,
 447         help=optparse.SUPPRESS_HELP)
 448     verbosity.add_option(
 449         '--print-traffic',
 450         dest='debug_printtraffic', action='store_true', default=False,
 451         help='Display sent and read HTTP traffic')
 452
 453     filesystem = optparse.OptionGroup(parser, 'Filesystem Options')
 454     filesystem.add_option(
 455         '-a', '--batch-file',
 456         dest='batchfile', metavar='FILE',
 457         help='file containing URLs to download (\'-\' for stdin)')
 458     filesystem.add_option(
 459         '--id', default=False,
 460         action='store_true', dest='useid', help='use only video ID in file name')
 461     filesystem.add_option(
 462         '-A', '--auto-number',
 463         action='store_true', dest='autonumber', default=False,
 464         help='number downloaded files starting from 00000')
 465     filesystem.add_option(
 466         '-o', '--output',
 467         dest='outtmpl', metavar='TEMPLATE',
 468         help=('output filename template. Use %(title)s to get the title, '
 469               '%(uploader)s for the uploader name, %(uploader_id)s for the uploader nickname if different, '
 470               '%(autonumber)s to get an automatically incremented number, '
 471               '%(ext)s for the filename extension, '
 472               '%(format)s for the format description (like "22 - 1280x720" or "HD"), '
 473               '%(format_id)s for the unique id of the format (like Youtube\'s itags: "137"), '
 474               '%(upload_date)s for the upload date (YYYYMMDD), '
 475               '%(extractor)s for the provider (youtube, metacafe, etc), '
 476               '%(id)s for the video id, %(playlist)s for the playlist the video is in, '
 477               '%(playlist_index)s for the position in the playlist and %% for a literal percent. '
 478               '%(height)s and %(width)s for the width and height of the video format. '
 479               '%(resolution)s for a textual description of the resolution of the video format. '
 480               'Use - to output to stdout. Can also be used to download to a different directory, '
 481               'for example with -o \'/my/downloads/%(uploader)s/%(title)s-%(id)s.%(ext)s\' .'))
 482     filesystem.add_option(
 483         '--autonumber-size',
 484         dest='autonumber_size', metavar='NUMBER',
 485         help='Specifies the number of digits in %(autonumber)s when it is present in output filename template or --auto-number option is given')
 486     filesystem.add_option(
 487         '--restrict-filenames',
 488         action='store_true', dest='restrictfilenames', default=False,
 489         help='Restrict filenames to only ASCII characters, and avoid "&" and spaces in filenames')
 490     filesystem.add_option(
 491         '-t', '--title',
 492         action='store_true', dest='usetitle', default=False,
 493         help='[deprecated] use title in file name (default)')
 494     filesystem.add_option(
 495         '-l', '--literal', default=False,
 496         action='store_true', dest='usetitle',
 497         help='[deprecated] alias of --title')
 498     filesystem.add_option(
 499         '-w', '--no-overwrites',
 500         action='store_true', dest='nooverwrites', default=False,
 501         help='do not overwrite files')
 502     filesystem.add_option(
 503         '-c', '--continue',
 504         action='store_true', dest='continue_dl', default=True,
 505         help='force resume of partially downloaded files. By default, youtube-dl will resume downloads if possible.')
 506     filesystem.add_option(
 507         '--no-continue',
 508         action='store_false', dest='continue_dl',
 509         help='do not resume partially downloaded files (restart from beginning)')
 510     filesystem.add_option(
 511         '--no-part',
 512         action='store_true', dest='nopart', default=False,
 513         help='do not use .part files - write directly into output file')
 514     filesystem.add_option(
 515         '--no-mtime',
 516         action='store_false', dest='updatetime', default=True,
 517         help='do not use the Last-modified header to set the file modification time')
 518     filesystem.add_option(
 519         '--write-description',
 520         action='store_true', dest='writedescription', default=False,
 521         help='write video description to a .description file')
 522     filesystem.add_option(
 523         '--write-info-json',
 524         action='store_true', dest='writeinfojson', default=False,
 525         help='write video metadata to a .info.json file')
 526     filesystem.add_option(
 527         '--write-annotations',
 528         action='store_true', dest='writeannotations', default=False,
 529         help='write video annotations to a .annotation file')
 530     filesystem.add_option(
 531         '--write-thumbnail',
 532         action='store_true', dest='writethumbnail', default=False,
 533         help='write thumbnail image to disk')
 534     filesystem.add_option(
 535         '--load-info',
 536         dest='load_info_filename', metavar='FILE',
 537         help='json file containing the video information (created with the "--write-json" option)')
 538     filesystem.add_option(
 539         '--cookies',
 540         dest='cookiefile', metavar='FILE',
 541         help='file to read cookies from and dump cookie jar in')
 542     filesystem.add_option(
 543         '--cache-dir', dest='cachedir', default=None, metavar='DIR',
 544         help='Location in the filesystem where youtube-dl can store some downloaded information permanently. By default $XDG_CACHE_HOME/youtube-dl or ~/.cache/youtube-dl . At the moment, only YouTube player files (for videos with obfuscated signatures) are cached, but that may change.')
 545     filesystem.add_option(
 546         '--no-cache-dir', action='store_const', const=False, dest='cachedir',
 547         help='Disable filesystem caching')
 548     filesystem.add_option(
 549         '--rm-cache-dir',
 550         action='store_true', dest='rm_cachedir',
 551         help='Delete all filesystem cache files')
 552
 553     postproc = optparse.OptionGroup(parser, 'Post-processing Options')
 554     postproc.add_option(
 555         '-x', '--extract-audio',
 556         action='store_true', dest='extractaudio', default=False,
 557         help='convert video files to audio-only files (requires ffmpeg or avconv and ffprobe or avprobe)')
 558     postproc.add_option(
 559         '--audio-format', metavar='FORMAT', dest='audioformat', default='best',
 560         help='"best", "aac", "vorbis", "mp3", "m4a", "opus", or "wav"; "%default" by default')
 561     postproc.add_option(
 562         '--audio-quality', metavar='QUALITY',
 563         dest='audioquality', default='5',
 564         help='ffmpeg/avconv audio quality specification, insert a value between 0 (better) and 9 (worse) for VBR or a specific bitrate like 128K (default %default)')
 565     postproc.add_option(
 566         '--recode-video',
 567         metavar='FORMAT', dest='recodevideo', default=None,
 568         help='Encode the video to another format if necessary (currently supported: mp4|flv|ogg|webm|mkv)')
 569     postproc.add_option(
 570         '-k', '--keep-video',
 571         action='store_true', dest='keepvideo', default=False,
 572         help='keeps the video file on disk after the post-processing; the video is erased by default')
 573     postproc.add_option(
 574         '--no-post-overwrites',
 575         action='store_true', dest='nopostoverwrites', default=False,
 576         help='do not overwrite post-processed files; the post-processed files are overwritten by default')
 577     postproc.add_option(
 578         '--embed-subs',
 579         action='store_true', dest='embedsubtitles', default=False,
 580         help='embed subtitles in the video (only for mp4 videos)')
 581     postproc.add_option(
 582         '--embed-thumbnail',
 583         action='store_true', dest='embedthumbnail', default=False,
 584         help='embed thumbnail in the audio as cover art')
 585     postproc.add_option(
 586         '--add-metadata',
 587         action='store_true', dest='addmetadata', default=False,
 588         help='write metadata to the video file')
 589     postproc.add_option(
 590         '--xattrs',
 591         action='store_true', dest='xattrs', default=False,
 592         help='write metadata to the video file\'s xattrs (using dublin core and xdg standards)')
 593     postproc.add_option(
 594         '--prefer-avconv',
 595         action='store_false', dest='prefer_ffmpeg',
 596         help='Prefer avconv over ffmpeg for running the postprocessors (default)')
 597     postproc.add_option(
 598         '--prefer-ffmpeg',
 599         action='store_true', dest='prefer_ffmpeg',
 600         help='Prefer ffmpeg over avconv for running the postprocessors')
 601     postproc.add_option(
 602         '--exec',
 603         metavar='CMD', dest='exec_cmd',
 604         help='Execute a command on the file after downloading, similar to find\'s -exec syntax. Example: --exec \'adb push {} /sdcard/Music/ && rm {}\'' )
 605
 606     parser.add_option_group(general)
 607     parser.add_option_group(selection)
 608     parser.add_option_group(downloader)
 609     parser.add_option_group(filesystem)
 610     parser.add_option_group(verbosity)
 611     parser.add_option_group(workarounds)
 612     parser.add_option_group(video_format)
 613     parser.add_option_group(subtitles)
 614     parser.add_option_group(authentication)
 615     parser.add_option_group(postproc)
 616
 617     if overrideArguments is not None:
 618         opts, args = parser.parse_args(overrideArguments)
 619         if opts.verbose:
 620             write_string('[debug] Override config: ' + repr(overrideArguments) + '\n')
 621     else:
 622         commandLineConf = sys.argv[1:]
 623         if '--ignore-config' in commandLineConf:
 624             systemConf = []
 625             userConf = []
 626         else:
 627             systemConf = _readOptions('/etc/youtube-dl.conf')
 628             if '--ignore-config' in systemConf:
 629                 userConf = []
 630             else:
 631                 userConf = _readUserConf()
 632         argv = systemConf + userConf + commandLineConf
 633
 634         opts, args = parser.parse_args(argv)
 635         if opts.verbose:
 636             write_string('[debug] System config: ' + repr(_hide_login_info(systemConf)) + '\n')
 637             write_string('[debug] User config: ' + repr(_hide_login_info(userConf)) + '\n')
 638             write_string('[debug] Command-line args: ' + repr(_hide_login_info(commandLineConf)) + '\n')
 639
 640     return parser, opts, args