_ Git - youtube-dl/blob - youtube_dl/extractor/brightcove.py

   1 # encoding: utf-8
   2 from __future__ import unicode_literals
   3
   4 import re
   5 import json
   6
   7 from .common import InfoExtractor
   8 from ..compat import (
   9     compat_etree_fromstring,
  10     compat_parse_qs,
  11     compat_str,
  12     compat_urllib_parse_urlparse,
  13     compat_urlparse,
  14     compat_xml_parse_error,
  15     compat_HTTPError,
  16 )
  17 from ..utils import (
  18     determine_ext,
  19     ExtractorError,
  20     find_xpath_attr,
  21     fix_xml_ampersands,
  22     float_or_none,
  23     js_to_json,
  24     int_or_none,
  25     parse_iso8601,
  26     unescapeHTML,
  27     unsmuggle_url,
  28     update_url_query,
  29 )
  30
  31
  32 class BrightcoveLegacyIE(InfoExtractor):
  33     IE_NAME = 'brightcove:legacy'
  34     _VALID_URL = r'(?:https?://.*brightcove\.com/(services|viewer).*?\?|brightcove:)(?P<query>.*)'
  35     _FEDERATED_URL = 'http://c.brightcove.com/services/viewer/htmlFederated'
  36
  37     _TESTS = [
  38         {
  39             # From http://www.8tv.cat/8aldia/videos/xavier-sala-i-martin-aquesta-tarda-a-8-al-dia/
  40             'url': 'http://c.brightcove.com/services/viewer/htmlFederated?playerID=1654948606001&flashID=myExperience&%40videoPlayer=2371591881001',
  41             'md5': '5423e113865d26e40624dce2e4b45d95',
  42             'note': 'Test Brightcove downloads and detection in GenericIE',
  43             'info_dict': {
  44                 'id': '2371591881001',
  45                 'ext': 'mp4',
  46                 'title': 'Xavier Sala i Martín: “Un banc que no presta és un banc zombi que no serveix per a res”',
  47                 'uploader': '8TV',
  48                 'description': 'md5:a950cc4285c43e44d763d036710cd9cd',
  49             }
  50         },
  51         {
  52             # From http://medianetwork.oracle.com/video/player/1785452137001
  53             'url': 'http://c.brightcove.com/services/viewer/htmlFederated?playerID=1217746023001&flashID=myPlayer&%40videoPlayer=1785452137001',
  54             'info_dict': {
  55                 'id': '1785452137001',
  56                 'ext': 'flv',
  57                 'title': 'JVMLS 2012: Arrays 2.0 - Opportunities and Challenges',
  58                 'description': 'John Rose speaks at the JVM Language Summit, August 1, 2012.',
  59                 'uploader': 'Oracle',
  60             },
  61         },
  62         {
  63             # From http://mashable.com/2013/10/26/thermoelectric-bracelet-lets-you-control-your-body-temperature/
  64             'url': 'http://c.brightcove.com/services/viewer/federated_f9?&playerID=1265504713001&publisherID=AQ%7E%7E%2CAAABBzUwv1E%7E%2CxP-xFHVUstiMFlNYfvF4G9yFnNaqCw_9&videoID=2750934548001',
  65             'info_dict': {
  66                 'id': '2750934548001',
  67                 'ext': 'mp4',
  68                 'title': 'This Bracelet Acts as a Personal Thermostat',
  69                 'description': 'md5:547b78c64f4112766ccf4e151c20b6a0',
  70                 'uploader': 'Mashable',
  71             },
  72         },
  73         {
  74             # test that the default referer works
  75             # from http://national.ballet.ca/interact/video/Lost_in_Motion_II/
  76             'url': 'http://link.brightcove.com/services/player/bcpid756015033001?bckey=AQ~~,AAAApYJi_Ck~,GxhXCegT1Dp39ilhXuxMJxasUhVNZiil&bctid=2878862109001',
  77             'info_dict': {
  78                 'id': '2878862109001',
  79                 'ext': 'mp4',
  80                 'title': 'Lost in Motion II',
  81                 'description': 'md5:363109c02998fee92ec02211bd8000df',
  82                 'uploader': 'National Ballet of Canada',
  83             },
  84         },
  85         {
  86             # test flv videos served by akamaihd.net
  87             # From http://www.redbull.com/en/bike/stories/1331655643987/replay-uci-dh-world-cup-2014-from-fort-william
  88             'url': 'http://c.brightcove.com/services/viewer/htmlFederated?%40videoPlayer=ref%3ABC2996102916001&linkBaseURL=http%3A%2F%2Fwww.redbull.com%2Fen%2Fbike%2Fvideos%2F1331655630249%2Freplay-uci-fort-william-2014-dh&playerKey=AQ%7E%7E%2CAAAApYJ7UqE%7E%2Cxqr_zXk0I-zzNndy8NlHogrCb5QdyZRf&playerID=1398061561001#__youtubedl_smuggle=%7B%22Referer%22%3A+%22http%3A%2F%2Fwww.redbull.com%2Fen%2Fbike%2Fstories%2F1331655643987%2Freplay-uci-dh-world-cup-2014-from-fort-william%22%7D',
  89             # The md5 checksum changes on each download
  90             'info_dict': {
  91                 'id': '2996102916001',
  92                 'ext': 'flv',
  93                 'title': 'UCI MTB World Cup 2014: Fort William, UK - Downhill Finals',
  94                 'uploader': 'Red Bull TV',
  95                 'description': 'UCI MTB World Cup 2014: Fort William, UK - Downhill Finals',
  96             },
  97         },
  98         {
  99             # playlist test
 100             # from http://support.brightcove.com/en/video-cloud/docs/playlist-support-single-video-players
 101             'url': 'http://c.brightcove.com/services/viewer/htmlFederated?playerID=3550052898001&playerKey=AQ%7E%7E%2CAAABmA9XpXk%7E%2C-Kp7jNgisre1fG5OdqpAFUTcs0lP_ZoL',
 102             'info_dict': {
 103                 'title': 'Sealife',
 104                 'id': '3550319591001',
 105             },
 106             'playlist_mincount': 7,
 107         },
 108     ]
 109
 110     @classmethod
 111     def _build_brighcove_url(cls, object_str):
 112         """
 113         Build a Brightcove url from a xml string containing
 114         <object class="BrightcoveExperience">{params}</object>
 115         """
 116
 117         # Fix up some stupid HTML, see https://github.com/rg3/youtube-dl/issues/1553
 118         object_str = re.sub(r'(<param(?:\s+[a-zA-Z0-9_]+="[^"]*")*)>',
 119                             lambda m: m.group(1) + '/>', object_str)
 120         # Fix up some stupid XML, see https://github.com/rg3/youtube-dl/issues/1608
 121         object_str = object_str.replace('<--', '<!--')
 122         # remove namespace to simplify extraction
 123         object_str = re.sub(r'(<object[^>]*)(xmlns=".*?")', r'\1', object_str)
 124         object_str = fix_xml_ampersands(object_str)
 125
 126         try:
 127             object_doc = compat_etree_fromstring(object_str.encode('utf-8'))
 128         except compat_xml_parse_error:
 129             return
 130
 131         fv_el = find_xpath_attr(object_doc, './param', 'name', 'flashVars')
 132         if fv_el is not None:
 133             flashvars = dict(
 134                 (k, v[0])
 135                 for k, v in compat_parse_qs(fv_el.attrib['value']).items())
 136         else:
 137             flashvars = {}
 138
 139         data_url = object_doc.attrib.get('data', '')
 140         data_url_params = compat_parse_qs(compat_urllib_parse_urlparse(data_url).query)
 141
 142         def find_param(name):
 143             if name in flashvars:
 144                 return flashvars[name]
 145             node = find_xpath_attr(object_doc, './param', 'name', name)
 146             if node is not None:
 147                 return node.attrib['value']
 148             return data_url_params.get(name)
 149
 150         params = {}
 151
 152         playerID = find_param('playerID')
 153         if playerID is None:
 154             raise ExtractorError('Cannot find player ID')
 155         params['playerID'] = playerID
 156
 157         playerKey = find_param('playerKey')
 158         # Not all pages define this value
 159         if playerKey is not None:
 160             params['playerKey'] = playerKey
 161         # These fields hold the id of the video
 162         videoPlayer = find_param('@videoPlayer') or find_param('videoId') or find_param('videoID') or find_param('@videoList')
 163         if videoPlayer is not None:
 164             params['@videoPlayer'] = videoPlayer
 165         linkBase = find_param('linkBaseURL')
 166         if linkBase is not None:
 167             params['linkBaseURL'] = linkBase
 168         return cls._make_brightcove_url(params)
 169
 170     @classmethod
 171     def _build_brighcove_url_from_js(cls, object_js):
 172         # The layout of JS is as follows:
 173         # customBC.createVideo = function (width, height, playerID, playerKey, videoPlayer, VideoRandomID) {
 174         #   // build Brightcove <object /> XML
 175         # }
 176         m = re.search(
 177             r'''(?x)customBC.\createVideo\(
 178                 .*?                                                  # skipping width and height
 179                 ["\'](?P<playerID>\d+)["\']\s*,\s*                   # playerID
 180                 ["\'](?P<playerKey>AQ[^"\']{48})[^"\']*["\']\s*,\s*  # playerKey begins with AQ and is 50 characters
 181                                                                      # in length, however it's appended to itself
 182                                                                      # in places, so truncate
 183                 ["\'](?P<videoID>\d+)["\']                           # @videoPlayer
 184             ''', object_js)
 185         if m:
 186             return cls._make_brightcove_url(m.groupdict())
 187
 188     @classmethod
 189     def _make_brightcove_url(cls, params):
 190         return update_url_query(cls._FEDERATED_URL, params)
 191
 192     @classmethod
 193     def _extract_brightcove_url(cls, webpage):
 194         """Try to extract the brightcove url from the webpage, returns None
 195         if it can't be found
 196         """
 197         urls = cls._extract_brightcove_urls(webpage)
 198         return urls[0] if urls else None
 199
 200     @classmethod
 201     def _extract_brightcove_urls(cls, webpage):
 202         """Return a list of all Brightcove URLs from the webpage """
 203
 204         url_m = re.search(
 205             r'<meta\s+property=[\'"]og:video[\'"]\s+content=[\'"](https?://(?:secure|c)\.brightcove.com/[^\'"]+)[\'"]',
 206             webpage)
 207         if url_m:
 208             url = unescapeHTML(url_m.group(1))
 209             # Some sites don't add it, we can't download with this url, for example:
 210             # http://www.ktvu.com/videos/news/raw-video-caltrain-releases-video-of-man-almost/vCTZdY/
 211             if 'playerKey' in url or 'videoId' in url:
 212                 return [url]
 213
 214         matches = re.findall(
 215             r'''(?sx)<object
 216             (?:
 217                 [^>]+?class=[\'"][^>]*?BrightcoveExperience.*?[\'"] |
 218                 [^>]*?>\s*<param\s+name="movie"\s+value="https?://[^/]*brightcove\.com/
 219             ).+?>\s*</object>''',
 220             webpage)
 221         if matches:
 222             return list(filter(None, [cls._build_brighcove_url(m) for m in matches]))
 223
 224         return list(filter(None, [
 225             cls._build_brighcove_url_from_js(custom_bc)
 226             for custom_bc in re.findall(r'(customBC\.createVideo\(.+?\);)', webpage)]))
 227
 228     def _real_extract(self, url):
 229         url, smuggled_data = unsmuggle_url(url, {})
 230
 231         # Change the 'videoId' and others field to '@videoPlayer'
 232         url = re.sub(r'(?<=[?&])(videoI(d|D)|bctid)', '%40videoPlayer', url)
 233         # Change bckey (used by bcove.me urls) to playerKey
 234         url = re.sub(r'(?<=[?&])bckey', 'playerKey', url)
 235         mobj = re.match(self._VALID_URL, url)
 236         query_str = mobj.group('query')
 237         query = compat_urlparse.parse_qs(query_str)
 238
 239         videoPlayer = query.get('@videoPlayer')
 240         if videoPlayer:
 241             # We set the original url as the default 'Referer' header
 242             referer = smuggled_data.get('Referer', url)
 243             return self._get_video_info(
 244                 videoPlayer[0], query, referer=referer)
 245         elif 'playerKey' in query:
 246             player_key = query['playerKey']
 247             return self._get_playlist_info(player_key[0])
 248         else:
 249             raise ExtractorError(
 250                 'Cannot find playerKey= variable. Did you forget quotes in a shell invocation?',
 251                 expected=True)
 252
 253     def _get_video_info(self, video_id, query, referer=None):
 254         headers = {}
 255         linkBase = query.get('linkBaseURL')
 256         if linkBase is not None:
 257             referer = linkBase[0]
 258         if referer is not None:
 259             headers['Referer'] = referer
 260         webpage = self._download_webpage(self._FEDERATED_URL, video_id, headers=headers, query=query)
 261
 262         error_msg = self._html_search_regex(
 263             r"<h1>We're sorry.</h1>([\s\n]*<p>.*?</p>)+", webpage,
 264             'error message', default=None)
 265         if error_msg is not None:
 266             raise ExtractorError(
 267                 'brightcove said: %s' % error_msg, expected=True)
 268
 269         self.report_extraction(video_id)
 270         info = self._search_regex(r'var experienceJSON = ({.*});', webpage, 'json')
 271         info = json.loads(info)['data']
 272         video_info = info['programmedContent']['videoPlayer']['mediaDTO']
 273         video_info['_youtubedl_adServerURL'] = info.get('adServerURL')
 274
 275         return self._extract_video_info(video_info)
 276
 277     def _get_playlist_info(self, player_key):
 278         info_url = 'http://c.brightcove.com/services/json/experience/runtime/?command=get_programming_for_experience&playerKey=%s' % player_key
 279         playlist_info = self._download_webpage(
 280             info_url, player_key, 'Downloading playlist information')
 281
 282         json_data = json.loads(playlist_info)
 283         if 'videoList' not in json_data:
 284             raise ExtractorError('Empty playlist')
 285         playlist_info = json_data['videoList']
 286         videos = [self._extract_video_info(video_info) for video_info in playlist_info['mediaCollectionDTO']['videoDTOs']]
 287
 288         return self.playlist_result(videos, playlist_id='%s' % playlist_info['id'],
 289                                     playlist_title=playlist_info['mediaCollectionDTO']['displayName'])
 290
 291     def _extract_video_info(self, video_info):
 292         info = {
 293             'id': compat_str(video_info['id']),
 294             'title': video_info['displayName'].strip(),
 295             'description': video_info.get('shortDescription'),
 296             'thumbnail': video_info.get('videoStillURL') or video_info.get('thumbnailURL'),
 297             'uploader': video_info.get('publisherName'),
 298         }
 299
 300         renditions = video_info.get('renditions', []) + video_info.get('IOSRenditions', [])
 301         if renditions:
 302             formats = []
 303             for rend in renditions:
 304                 url = rend['defaultURL']
 305                 if not url:
 306                     continue
 307                 ext = None
 308                 if rend['remote']:
 309                     url_comp = compat_urllib_parse_urlparse(url)
 310                     if url_comp.path.endswith('.m3u8'):
 311                         formats.extend(
 312                             self._extract_m3u8_formats(url, info['id'], 'mp4'))
 313                         continue
 314                     elif 'akamaihd.net' in url_comp.netloc:
 315                         # This type of renditions are served through
 316                         # akamaihd.net, but they don't use f4m manifests
 317                         url = url.replace('control/', '') + '?&v=3.3.0&fp=13&r=FEEFJ&g=RTSJIMBMPFPB'
 318                         ext = 'flv'
 319                 if ext is None:
 320                     ext = determine_ext(url)
 321                 size = rend.get('size')
 322                 a_format = {
 323                     'url': url,
 324                     'ext': ext,
 325                     'height': rend.get('frameHeight'),
 326                     'width': rend.get('frameWidth'),
 327                     'filesize': size if size != 0 else None,
 328                 }
 329
 330                 # m3u8 manifests with remote == false are media playlists
 331                 # Not calling _extract_m3u8_formats here to save network traffic
 332                 if ext == 'm3u8':
 333                     a_format.update({
 334                         'ext': 'mp4',
 335                         'protocol': 'm3u8',
 336                     })
 337
 338                 formats.append(a_format)
 339             self._sort_formats(formats)
 340             info['formats'] = formats
 341         elif video_info.get('FLVFullLengthURL') is not None:
 342             info.update({
 343                 'url': video_info['FLVFullLengthURL'],
 344             })
 345
 346         if self._downloader.params.get('include_ads', False):
 347             adServerURL = video_info.get('_youtubedl_adServerURL')
 348             if adServerURL:
 349                 ad_info = {
 350                     '_type': 'url',
 351                     'url': adServerURL,
 352                 }
 353                 if 'url' in info:
 354                     return {
 355                         '_type': 'playlist',
 356                         'title': info['title'],
 357                         'entries': [ad_info, info],
 358                     }
 359                 else:
 360                     return ad_info
 361
 362         if 'url' not in info and not info.get('formats'):
 363             raise ExtractorError('Unable to extract video url for %s' % info['id'])
 364         return info
 365
 366
 367 class BrightcoveNewIE(InfoExtractor):
 368     IE_NAME = 'brightcove:new'
 369     _VALID_URL = r'https?://players\.brightcove\.net/(?P<account_id>\d+)/(?P<player_id>[^/]+)_(?P<embed>[^/]+)/index\.html\?.*videoId=(?P<video_id>\d+|ref:[^&]+)'
 370     _TESTS = [{
 371         'url': 'http://players.brightcove.net/929656772001/e41d32dc-ec74-459e-a845-6c69f7b724ea_default/index.html?videoId=4463358922001',
 372         'md5': 'c8100925723840d4b0d243f7025703be',
 373         'info_dict': {
 374             'id': '4463358922001',
 375             'ext': 'mp4',
 376             'title': 'Meet the man behind Popcorn Time',
 377             'description': 'md5:eac376a4fe366edc70279bfb681aea16',
 378             'duration': 165.768,
 379             'timestamp': 1441391203,
 380             'upload_date': '20150904',
 381             'uploader_id': '929656772001',
 382             'formats': 'mincount:22',
 383         },
 384     }, {
 385         # with rtmp streams
 386         'url': 'http://players.brightcove.net/4036320279001/5d112ed9-283f-485f-a7f9-33f42e8bc042_default/index.html?videoId=4279049078001',
 387         'info_dict': {
 388             'id': '4279049078001',
 389             'ext': 'mp4',
 390             'title': 'Titansgrave: Chapter 0',
 391             'description': 'Titansgrave: Chapter 0',
 392             'duration': 1242.058,
 393             'timestamp': 1433556729,
 394             'upload_date': '20150606',
 395             'uploader_id': '4036320279001',
 396             'formats': 'mincount:41',
 397         },
 398         'params': {
 399             'skip_download': True,
 400         }
 401     }, {
 402         # ref: prefixed video id
 403         'url': 'http://players.brightcove.net/3910869709001/21519b5c-4b3b-4363-accb-bdc8f358f823_default/index.html?videoId=ref:7069442',
 404         'only_matching': True,
 405     }, {
 406         # non numeric ref: prefixed video id
 407         'url': 'http://players.brightcove.net/710858724001/default_default/index.html?videoId=ref:event-stream-356',
 408         'only_matching': True,
 409     }]
 410
 411     @staticmethod
 412     def _extract_url(webpage):
 413         urls = BrightcoveNewIE._extract_urls(webpage)
 414         return urls[0] if urls else None
 415
 416     @staticmethod
 417     def _extract_urls(webpage):
 418         # Reference:
 419         # 1. http://docs.brightcove.com/en/video-cloud/brightcove-player/guides/publish-video.html#setvideoiniframe
 420         # 2. http://docs.brightcove.com/en/video-cloud/brightcove-player/guides/publish-video.html#setvideousingjavascript
 421         # 3. http://docs.brightcove.com/en/video-cloud/brightcove-player/guides/embed-in-page.html
 422         # 4. https://support.brightcove.com/en/video-cloud/docs/dynamically-assigning-videos-player
 423
 424         entries = []
 425
 426         # Look for iframe embeds [1]
 427         for _, url in re.findall(
 428                 r'<iframe[^>]+src=(["\'])((?:https?:)?//players\.brightcove\.net/\d+/[^/]+/index\.html.+?)\1', webpage):
 429             entries.append(url if url.startswith('http') else 'http:' + url)
 430
 431         # Look for embed_in_page embeds [2]
 432         for video_id, account_id, player_id, embed in re.findall(
 433                 # According to examples from [3] it's unclear whether video id
 434                 # may be optional and what to do when it is
 435                 # According to [4] data-video-id may be prefixed with ref:
 436                 r'''(?sx)
 437                     <video[^>]+
 438                         data-video-id=["\'](\d+|ref:[^"\']+)["\'][^>]*>.*?
 439                     </video>.*?
 440                     <script[^>]+
 441                         src=["\'](?:https?:)?//players\.brightcove\.net/
 442                         (\d+)/([^/]+)_([^/]+)/index(?:\.min)?\.js
 443                 ''', webpage):
 444             entries.append(
 445                 'http://players.brightcove.net/%s/%s_%s/index.html?videoId=%s'
 446                 % (account_id, player_id, embed, video_id))
 447
 448         return entries
 449
 450     def _real_extract(self, url):
 451         account_id, player_id, embed, video_id = re.match(self._VALID_URL, url).groups()
 452
 453         webpage = self._download_webpage(
 454             'http://players.brightcove.net/%s/%s_%s/index.min.js'
 455             % (account_id, player_id, embed), video_id)
 456
 457         policy_key = None
 458
 459         catalog = self._search_regex(
 460             r'catalog\(({.+?})\);', webpage, 'catalog', default=None)
 461         if catalog:
 462             catalog = self._parse_json(
 463                 js_to_json(catalog), video_id, fatal=False)
 464             if catalog:
 465                 policy_key = catalog.get('policyKey')
 466
 467         if not policy_key:
 468             policy_key = self._search_regex(
 469                 r'policyKey\s*:\s*(["\'])(?P<pk>.+?)\1',
 470                 webpage, 'policy key', group='pk')
 471
 472         api_url = 'https://edge.api.brightcove.com/playback/v1/accounts/%s/videos/%s' % (account_id, video_id)
 473         try:
 474             json_data = self._download_json(api_url, video_id, headers={
 475                 'Accept': 'application/json;pk=%s' % policy_key
 476             })
 477         except ExtractorError as e:
 478             if isinstance(e.cause, compat_HTTPError) and e.cause.code == 403:
 479                 json_data = self._parse_json(e.cause.read().decode(), video_id)
 480                 raise ExtractorError(json_data[0]['message'], expected=True)
 481             raise
 482
 483         title = json_data['name']
 484
 485         formats = []
 486         for source in json_data.get('sources', []):
 487             container = source.get('container')
 488             source_type = source.get('type')
 489             src = source.get('src')
 490             if source_type == 'application/x-mpegURL' or container == 'M2TS':
 491                 if not src:
 492                     continue
 493                 formats.extend(self._extract_m3u8_formats(
 494                     src, video_id, 'mp4', m3u8_id='hls', fatal=False))
 495             elif source_type == 'application/dash+xml':
 496                 if not src:
 497                     continue
 498                 formats.extend(self._extract_mpd_formats(src, video_id, 'dash', fatal=False))
 499             else:
 500                 streaming_src = source.get('streaming_src')
 501                 stream_name, app_name = source.get('stream_name'), source.get('app_name')
 502                 if not src and not streaming_src and (not stream_name or not app_name):
 503                     continue
 504                 tbr = float_or_none(source.get('avg_bitrate'), 1000)
 505                 height = int_or_none(source.get('height'))
 506                 width = int_or_none(source.get('width'))
 507                 f = {
 508                     'tbr': tbr,
 509                     'filesize': int_or_none(source.get('size')),
 510                     'container': container,
 511                     'ext': container.lower(),
 512                 }
 513                 if width == 0 and height == 0:
 514                     f.update({
 515                         'vcodec': 'none',
 516                     })
 517                 else:
 518                     f.update({
 519                         'width': width,
 520                         'height': height,
 521                         'vcodec': source.get('codec'),
 522                     })
 523
 524                 def build_format_id(kind):
 525                     format_id = kind
 526                     if tbr:
 527                         format_id += '-%dk' % int(tbr)
 528                     if height:
 529                         format_id += '-%dp' % height
 530                     return format_id
 531
 532                 if src or streaming_src:
 533                     f.update({
 534                         'url': src or streaming_src,
 535                         'format_id': build_format_id('http' if src else 'http-streaming'),
 536                         'preference': 2 if src else 1,
 537                     })
 538                 else:
 539                     f.update({
 540                         'url': app_name,
 541                         'play_path': stream_name,
 542                         'format_id': build_format_id('rtmp'),
 543                     })
 544                 formats.append(f)
 545         self._sort_formats(formats)
 546
 547         description = json_data.get('description')
 548         thumbnail = json_data.get('thumbnail')
 549         timestamp = parse_iso8601(json_data.get('published_at'))
 550         duration = float_or_none(json_data.get('duration'), 1000)
 551         tags = json_data.get('tags', [])
 552
 553         return {
 554             'id': video_id,
 555             'title': title,
 556             'description': description,
 557             'thumbnail': thumbnail,
 558             'duration': duration,
 559             'timestamp': timestamp,
 560             'uploader_id': account_id,
 561             'formats': formats,
 562             'tags': tags,
 563         }