_ 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                 'timestamp': 1368213670,
  50                 'upload_date': '20130510',
  51                 'uploader_id': '1589608506001',
  52             }
  53         },
  54         {
  55             # From http://medianetwork.oracle.com/video/player/1785452137001
  56             'url': 'http://c.brightcove.com/services/viewer/htmlFederated?playerID=1217746023001&flashID=myPlayer&%40videoPlayer=1785452137001',
  57             'info_dict': {
  58                 'id': '1785452137001',
  59                 'ext': 'flv',
  60                 'title': 'JVMLS 2012: Arrays 2.0 - Opportunities and Challenges',
  61                 'description': 'John Rose speaks at the JVM Language Summit, August 1, 2012.',
  62                 'uploader': 'Oracle',
  63                 'timestamp': 1344975024,
  64                 'upload_date': '20120814',
  65                 'uploader_id': '1460825906',
  66             },
  67         },
  68         {
  69             # From http://mashable.com/2013/10/26/thermoelectric-bracelet-lets-you-control-your-body-temperature/
  70             'url': 'http://c.brightcove.com/services/viewer/federated_f9?&playerID=1265504713001&publisherID=AQ%7E%7E%2CAAABBzUwv1E%7E%2CxP-xFHVUstiMFlNYfvF4G9yFnNaqCw_9&videoID=2750934548001',
  71             'info_dict': {
  72                 'id': '2750934548001',
  73                 'ext': 'mp4',
  74                 'title': 'This Bracelet Acts as a Personal Thermostat',
  75                 'description': 'md5:547b78c64f4112766ccf4e151c20b6a0',
  76                 'uploader': 'Mashable',
  77                 'timestamp': 1382041798,
  78                 'upload_date': '20131017',
  79                 'uploader_id': '1130468786001',
  80             },
  81         },
  82         {
  83             # test that the default referer works
  84             # from http://national.ballet.ca/interact/video/Lost_in_Motion_II/
  85             'url': 'http://link.brightcove.com/services/player/bcpid756015033001?bckey=AQ~~,AAAApYJi_Ck~,GxhXCegT1Dp39ilhXuxMJxasUhVNZiil&bctid=2878862109001',
  86             'info_dict': {
  87                 'id': '2878862109001',
  88                 'ext': 'mp4',
  89                 'title': 'Lost in Motion II',
  90                 'description': 'md5:363109c02998fee92ec02211bd8000df',
  91                 'uploader': 'National Ballet of Canada',
  92             },
  93         },
  94         {
  95             # test flv videos served by akamaihd.net
  96             # From http://www.redbull.com/en/bike/stories/1331655643987/replay-uci-dh-world-cup-2014-from-fort-william
  97             'url': 'http://c.brightcove.com/services/viewer/htmlFederated?%40videoPlayer=ref%3Aevent-stream-356&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',
  98             # The md5 checksum changes on each download
  99             'info_dict': {
 100                 'id': '3750436379001',
 101                 'ext': 'flv',
 102                 'title': 'UCI MTB World Cup 2014: Fort William, UK - Downhill Finals',
 103                 'uploader': 'RBTV Old (do not use)',
 104                 'description': 'UCI MTB World Cup 2014: Fort William, UK - Downhill Finals',
 105                 'timestamp': 1409122195,
 106                 'upload_date': '20140827',
 107                 'uploader_id': '710858724001',
 108             },
 109         },
 110         {
 111             # playlist test
 112             # from http://support.brightcove.com/en/video-cloud/docs/playlist-support-single-video-players
 113             'url': 'http://c.brightcove.com/services/viewer/htmlFederated?playerID=3550052898001&playerKey=AQ%7E%7E%2CAAABmA9XpXk%7E%2C-Kp7jNgisre1fG5OdqpAFUTcs0lP_ZoL',
 114             'info_dict': {
 115                 'title': 'Sealife',
 116                 'id': '3550319591001',
 117             },
 118             'playlist_mincount': 7,
 119         },
 120     ]
 121     FLV_VCODECS = {
 122         1: 'SORENSON',
 123         2: 'ON2',
 124         3: 'H264',
 125         4: 'VP8',
 126     }
 127
 128     @classmethod
 129     def _build_brighcove_url(cls, object_str):
 130         """
 131         Build a Brightcove url from a xml string containing
 132         <object class="BrightcoveExperience">{params}</object>
 133         """
 134
 135         # Fix up some stupid HTML, see https://github.com/rg3/youtube-dl/issues/1553
 136         object_str = re.sub(r'(<param(?:\s+[a-zA-Z0-9_]+="[^"]*")*)>',
 137                             lambda m: m.group(1) + '/>', object_str)
 138         # Fix up some stupid XML, see https://github.com/rg3/youtube-dl/issues/1608
 139         object_str = object_str.replace('<--', '<!--')
 140         # remove namespace to simplify extraction
 141         object_str = re.sub(r'(<object[^>]*)(xmlns=".*?")', r'\1', object_str)
 142         object_str = fix_xml_ampersands(object_str)
 143
 144         try:
 145             object_doc = compat_etree_fromstring(object_str.encode('utf-8'))
 146         except compat_xml_parse_error:
 147             return
 148
 149         fv_el = find_xpath_attr(object_doc, './param', 'name', 'flashVars')
 150         if fv_el is not None:
 151             flashvars = dict(
 152                 (k, v[0])
 153                 for k, v in compat_parse_qs(fv_el.attrib['value']).items())
 154         else:
 155             flashvars = {}
 156
 157         data_url = object_doc.attrib.get('data', '')
 158         data_url_params = compat_parse_qs(compat_urllib_parse_urlparse(data_url).query)
 159
 160         def find_param(name):
 161             if name in flashvars:
 162                 return flashvars[name]
 163             node = find_xpath_attr(object_doc, './param', 'name', name)
 164             if node is not None:
 165                 return node.attrib['value']
 166             return data_url_params.get(name)
 167
 168         params = {}
 169
 170         playerID = find_param('playerID')
 171         if playerID is None:
 172             raise ExtractorError('Cannot find player ID')
 173         params['playerID'] = playerID
 174
 175         playerKey = find_param('playerKey')
 176         # Not all pages define this value
 177         if playerKey is not None:
 178             params['playerKey'] = playerKey
 179         # These fields hold the id of the video
 180         videoPlayer = find_param('@videoPlayer') or find_param('videoId') or find_param('videoID') or find_param('@videoList')
 181         if videoPlayer is not None:
 182             params['@videoPlayer'] = videoPlayer
 183         linkBase = find_param('linkBaseURL')
 184         if linkBase is not None:
 185             params['linkBaseURL'] = linkBase
 186         return cls._make_brightcove_url(params)
 187
 188     @classmethod
 189     def _build_brighcove_url_from_js(cls, object_js):
 190         # The layout of JS is as follows:
 191         # customBC.createVideo = function (width, height, playerID, playerKey, videoPlayer, VideoRandomID) {
 192         #   // build Brightcove <object /> XML
 193         # }
 194         m = re.search(
 195             r'''(?x)customBC.\createVideo\(
 196                 .*?                                                  # skipping width and height
 197                 ["\'](?P<playerID>\d+)["\']\s*,\s*                   # playerID
 198                 ["\'](?P<playerKey>AQ[^"\']{48})[^"\']*["\']\s*,\s*  # playerKey begins with AQ and is 50 characters
 199                                                                      # in length, however it's appended to itself
 200                                                                      # in places, so truncate
 201                 ["\'](?P<videoID>\d+)["\']                           # @videoPlayer
 202             ''', object_js)
 203         if m:
 204             return cls._make_brightcove_url(m.groupdict())
 205
 206     @classmethod
 207     def _make_brightcove_url(cls, params):
 208         return update_url_query(cls._FEDERATED_URL, params)
 209
 210     @classmethod
 211     def _extract_brightcove_url(cls, webpage):
 212         """Try to extract the brightcove url from the webpage, returns None
 213         if it can't be found
 214         """
 215         urls = cls._extract_brightcove_urls(webpage)
 216         return urls[0] if urls else None
 217
 218     @classmethod
 219     def _extract_brightcove_urls(cls, webpage):
 220         """Return a list of all Brightcove URLs from the webpage """
 221
 222         url_m = re.search(
 223             r'<meta\s+property=[\'"]og:video[\'"]\s+content=[\'"](https?://(?:secure|c)\.brightcove.com/[^\'"]+)[\'"]',
 224             webpage)
 225         if url_m:
 226             url = unescapeHTML(url_m.group(1))
 227             # Some sites don't add it, we can't download with this url, for example:
 228             # http://www.ktvu.com/videos/news/raw-video-caltrain-releases-video-of-man-almost/vCTZdY/
 229             if 'playerKey' in url or 'videoId' in url:
 230                 return [url]
 231
 232         matches = re.findall(
 233             r'''(?sx)<object
 234             (?:
 235                 [^>]+?class=[\'"][^>]*?BrightcoveExperience.*?[\'"] |
 236                 [^>]*?>\s*<param\s+name="movie"\s+value="https?://[^/]*brightcove\.com/
 237             ).+?>\s*</object>''',
 238             webpage)
 239         if matches:
 240             return list(filter(None, [cls._build_brighcove_url(m) for m in matches]))
 241
 242         return list(filter(None, [
 243             cls._build_brighcove_url_from_js(custom_bc)
 244             for custom_bc in re.findall(r'(customBC\.createVideo\(.+?\);)', webpage)]))
 245
 246     def _real_extract(self, url):
 247         url, smuggled_data = unsmuggle_url(url, {})
 248
 249         # Change the 'videoId' and others field to '@videoPlayer'
 250         url = re.sub(r'(?<=[?&])(videoI(d|D)|bctid)', '%40videoPlayer', url)
 251         # Change bckey (used by bcove.me urls) to playerKey
 252         url = re.sub(r'(?<=[?&])bckey', 'playerKey', url)
 253         mobj = re.match(self._VALID_URL, url)
 254         query_str = mobj.group('query')
 255         query = compat_urlparse.parse_qs(query_str)
 256
 257         videoPlayer = query.get('@videoPlayer')
 258         if videoPlayer:
 259             # We set the original url as the default 'Referer' header
 260             referer = smuggled_data.get('Referer', url)
 261             return self._get_video_info(
 262                 videoPlayer[0], query, referer=referer)
 263         elif 'playerKey' in query:
 264             player_key = query['playerKey']
 265             return self._get_playlist_info(player_key[0])
 266         else:
 267             raise ExtractorError(
 268                 'Cannot find playerKey= variable. Did you forget quotes in a shell invocation?',
 269                 expected=True)
 270
 271     def _get_video_info(self, video_id, query, referer=None):
 272         headers = {}
 273         linkBase = query.get('linkBaseURL')
 274         if linkBase is not None:
 275             referer = linkBase[0]
 276         if referer is not None:
 277             headers['Referer'] = referer
 278         webpage = self._download_webpage(self._FEDERATED_URL, video_id, headers=headers, query=query)
 279
 280         error_msg = self._html_search_regex(
 281             r"<h1>We're sorry.</h1>([\s\n]*<p>.*?</p>)+", webpage,
 282             'error message', default=None)
 283         if error_msg is not None:
 284             raise ExtractorError(
 285                 'brightcove said: %s' % error_msg, expected=True)
 286
 287         self.report_extraction(video_id)
 288         info = self._search_regex(r'var experienceJSON = ({.*});', webpage, 'json')
 289         info = json.loads(info)['data']
 290         video_info = info['programmedContent']['videoPlayer']['mediaDTO']
 291         video_info['_youtubedl_adServerURL'] = info.get('adServerURL')
 292
 293         return self._extract_video_info(video_info)
 294
 295     def _get_playlist_info(self, player_key):
 296         info_url = 'http://c.brightcove.com/services/json/experience/runtime/?command=get_programming_for_experience&playerKey=%s' % player_key
 297         playlist_info = self._download_webpage(
 298             info_url, player_key, 'Downloading playlist information')
 299
 300         json_data = json.loads(playlist_info)
 301         if 'videoList' not in json_data:
 302             raise ExtractorError('Empty playlist')
 303         playlist_info = json_data['videoList']
 304         videos = [self._extract_video_info(video_info) for video_info in playlist_info['mediaCollectionDTO']['videoDTOs']]
 305
 306         return self.playlist_result(videos, playlist_id='%s' % playlist_info['id'],
 307                                     playlist_title=playlist_info['mediaCollectionDTO']['displayName'])
 308
 309     def _extract_video_info(self, video_info):
 310         publisher_id = video_info.get('publisherId')
 311         info = {
 312             'id': compat_str(video_info['id']),
 313             'title': video_info['displayName'].strip(),
 314             'description': video_info.get('shortDescription'),
 315             'thumbnail': video_info.get('videoStillURL') or video_info.get('thumbnailURL'),
 316             'uploader': video_info.get('publisherName'),
 317             'uploader_id': compat_str(publisher_id) if publisher_id else None,
 318             'duration': float_or_none(video_info.get('length'), 1000),
 319             'timestamp': int_or_none(video_info.get('creationDate'), 1000),
 320         }
 321
 322         renditions = video_info.get('renditions', []) + video_info.get('IOSRenditions', [])
 323         if renditions:
 324             formats = []
 325             for rend in renditions:
 326                 url = rend['defaultURL']
 327                 if not url:
 328                     continue
 329                 ext = None
 330                 if rend['remote']:
 331                     url_comp = compat_urllib_parse_urlparse(url)
 332                     if url_comp.path.endswith('.m3u8'):
 333                         formats.extend(
 334                             self._extract_m3u8_formats(url, info['id'], 'mp4'))
 335                         continue
 336                     elif 'akamaihd.net' in url_comp.netloc:
 337                         # This type of renditions are served through
 338                         # akamaihd.net, but they don't use f4m manifests
 339                         url = url.replace('control/', '') + '?&v=3.3.0&fp=13&r=FEEFJ&g=RTSJIMBMPFPB'
 340                         ext = 'flv'
 341                 if ext is None:
 342                     ext = determine_ext(url)
 343                 tbr = int_or_none(rend.get('encodingRate'), 1000),
 344                 a_format = {
 345                     'format_id': 'http%s' % ('-%s' % tbr if tbr else ''),
 346                     'url': url,
 347                     'ext': ext,
 348                     'filesize': int_or_none(rend.get('size')) or None,
 349                     'tbr': tbr,
 350                 }
 351                 if rend.get('audioOnly'):
 352                     a_format.update({
 353                         'vcodec': 'none',
 354                     })
 355                 else:
 356                     a_format.update({
 357                         'height': int_or_none(rend.get('frameHeight')),
 358                         'width': int_or_none(rend.get('frameWidth')),
 359                         'vcodec': rend.get('videoCodec'),
 360                     })
 361
 362                 # m3u8 manifests with remote == false are media playlists
 363                 # Not calling _extract_m3u8_formats here to save network traffic
 364                 if ext == 'm3u8':
 365                     a_format.update({
 366                         'format_id': 'hls%s' % ('-%s' % tbr if tbr else ''),
 367                         'ext': 'mp4',
 368                         'protocol': 'm3u8',
 369                     })
 370
 371                 formats.append(a_format)
 372             self._sort_formats(formats)
 373             info['formats'] = formats
 374         elif video_info.get('FLVFullLengthURL') is not None:
 375             info.update({
 376                 'url': video_info['FLVFullLengthURL'],
 377                 'vcodec': self.FLV_VCODECS.get(video_info.get('FLVFullCodec')),
 378                 'filesize': int_or_none(video_info.get('FLVFullSize')),
 379             })
 380
 381         if self._downloader.params.get('include_ads', False):
 382             adServerURL = video_info.get('_youtubedl_adServerURL')
 383             if adServerURL:
 384                 ad_info = {
 385                     '_type': 'url',
 386                     'url': adServerURL,
 387                 }
 388                 if 'url' in info:
 389                     return {
 390                         '_type': 'playlist',
 391                         'title': info['title'],
 392                         'entries': [ad_info, info],
 393                     }
 394                 else:
 395                     return ad_info
 396
 397         if 'url' not in info and not info.get('formats'):
 398             raise ExtractorError('Unable to extract video url for %s' % info['id'])
 399         return info
 400
 401
 402 class BrightcoveNewIE(InfoExtractor):
 403     IE_NAME = 'brightcove:new'
 404     _VALID_URL = r'https?://players\.brightcove\.net/(?P<account_id>\d+)/(?P<player_id>[^/]+)_(?P<embed>[^/]+)/index\.html\?.*videoId=(?P<video_id>\d+|ref:[^&]+)'
 405     _TESTS = [{
 406         'url': 'http://players.brightcove.net/929656772001/e41d32dc-ec74-459e-a845-6c69f7b724ea_default/index.html?videoId=4463358922001',
 407         'md5': 'c8100925723840d4b0d243f7025703be',
 408         'info_dict': {
 409             'id': '4463358922001',
 410             'ext': 'mp4',
 411             'title': 'Meet the man behind Popcorn Time',
 412             'description': 'md5:eac376a4fe366edc70279bfb681aea16',
 413             'duration': 165.768,
 414             'timestamp': 1441391203,
 415             'upload_date': '20150904',
 416             'uploader_id': '929656772001',
 417             'formats': 'mincount:22',
 418         },
 419     }, {
 420         # with rtmp streams
 421         'url': 'http://players.brightcove.net/4036320279001/5d112ed9-283f-485f-a7f9-33f42e8bc042_default/index.html?videoId=4279049078001',
 422         'info_dict': {
 423             'id': '4279049078001',
 424             'ext': 'mp4',
 425             'title': 'Titansgrave: Chapter 0',
 426             'description': 'Titansgrave: Chapter 0',
 427             'duration': 1242.058,
 428             'timestamp': 1433556729,
 429             'upload_date': '20150606',
 430             'uploader_id': '4036320279001',
 431             'formats': 'mincount:41',
 432         },
 433         'params': {
 434             # m3u8 download
 435             'skip_download': True,
 436         }
 437     }, {
 438         # ref: prefixed video id
 439         'url': 'http://players.brightcove.net/3910869709001/21519b5c-4b3b-4363-accb-bdc8f358f823_default/index.html?videoId=ref:7069442',
 440         'only_matching': True,
 441     }, {
 442         # non numeric ref: prefixed video id
 443         'url': 'http://players.brightcove.net/710858724001/default_default/index.html?videoId=ref:event-stream-356',
 444         'only_matching': True,
 445     }]
 446
 447     @staticmethod
 448     def _extract_url(webpage):
 449         urls = BrightcoveNewIE._extract_urls(webpage)
 450         return urls[0] if urls else None
 451
 452     @staticmethod
 453     def _extract_urls(webpage):
 454         # Reference:
 455         # 1. http://docs.brightcove.com/en/video-cloud/brightcove-player/guides/publish-video.html#setvideoiniframe
 456         # 2. http://docs.brightcove.com/en/video-cloud/brightcove-player/guides/publish-video.html#setvideousingjavascript
 457         # 3. http://docs.brightcove.com/en/video-cloud/brightcove-player/guides/embed-in-page.html
 458         # 4. https://support.brightcove.com/en/video-cloud/docs/dynamically-assigning-videos-player
 459
 460         entries = []
 461
 462         # Look for iframe embeds [1]
 463         for _, url in re.findall(
 464                 r'<iframe[^>]+src=(["\'])((?:https?:)?//players\.brightcove\.net/\d+/[^/]+/index\.html.+?)\1', webpage):
 465             entries.append(url if url.startswith('http') else 'http:' + url)
 466
 467         # Look for embed_in_page embeds [2]
 468         for video_id, account_id, player_id, embed in re.findall(
 469                 # According to examples from [3] it's unclear whether video id
 470                 # may be optional and what to do when it is
 471                 # According to [4] data-video-id may be prefixed with ref:
 472                 r'''(?sx)
 473                     <video[^>]+
 474                         data-video-id=["\'](\d+|ref:[^"\']+)["\'][^>]*>.*?
 475                     </video>.*?
 476                     <script[^>]+
 477                         src=["\'](?:https?:)?//players\.brightcove\.net/
 478                         (\d+)/([^/]+)_([^/]+)/index(?:\.min)?\.js
 479                 ''', webpage):
 480             entries.append(
 481                 'http://players.brightcove.net/%s/%s_%s/index.html?videoId=%s'
 482                 % (account_id, player_id, embed, video_id))
 483
 484         return entries
 485
 486     def _real_extract(self, url):
 487         account_id, player_id, embed, video_id = re.match(self._VALID_URL, url).groups()
 488
 489         webpage = self._download_webpage(
 490             'http://players.brightcove.net/%s/%s_%s/index.min.js'
 491             % (account_id, player_id, embed), video_id)
 492
 493         policy_key = None
 494
 495         catalog = self._search_regex(
 496             r'catalog\(({.+?})\);', webpage, 'catalog', default=None)
 497         if catalog:
 498             catalog = self._parse_json(
 499                 js_to_json(catalog), video_id, fatal=False)
 500             if catalog:
 501                 policy_key = catalog.get('policyKey')
 502
 503         if not policy_key:
 504             policy_key = self._search_regex(
 505                 r'policyKey\s*:\s*(["\'])(?P<pk>.+?)\1',
 506                 webpage, 'policy key', group='pk')
 507
 508         api_url = 'https://edge.api.brightcove.com/playback/v1/accounts/%s/videos/%s' % (account_id, video_id)
 509         try:
 510             json_data = self._download_json(api_url, video_id, headers={
 511                 'Accept': 'application/json;pk=%s' % policy_key
 512             })
 513         except ExtractorError as e:
 514             if isinstance(e.cause, compat_HTTPError) and e.cause.code == 403:
 515                 json_data = self._parse_json(e.cause.read().decode(), video_id)
 516                 raise ExtractorError(json_data[0]['message'], expected=True)
 517             raise
 518
 519         title = json_data['name'].strip()
 520
 521         formats = []
 522         for source in json_data.get('sources', []):
 523             container = source.get('container')
 524             source_type = source.get('type')
 525             src = source.get('src')
 526             if source_type == 'application/x-mpegURL' or container == 'M2TS':
 527                 if not src:
 528                     continue
 529                 formats.extend(self._extract_m3u8_formats(
 530                     src, video_id, 'mp4', m3u8_id='hls', fatal=False))
 531             elif source_type == 'application/dash+xml':
 532                 if not src:
 533                     continue
 534                 formats.extend(self._extract_mpd_formats(src, video_id, 'dash', fatal=False))
 535             else:
 536                 streaming_src = source.get('streaming_src')
 537                 stream_name, app_name = source.get('stream_name'), source.get('app_name')
 538                 if not src and not streaming_src and (not stream_name or not app_name):
 539                     continue
 540                 tbr = float_or_none(source.get('avg_bitrate'), 1000)
 541                 height = int_or_none(source.get('height'))
 542                 width = int_or_none(source.get('width'))
 543                 f = {
 544                     'tbr': tbr,
 545                     'filesize': int_or_none(source.get('size')),
 546                     'container': container,
 547                     'ext': container.lower(),
 548                 }
 549                 if width == 0 and height == 0:
 550                     f.update({
 551                         'vcodec': 'none',
 552                     })
 553                 else:
 554                     f.update({
 555                         'width': width,
 556                         'height': height,
 557                         'vcodec': source.get('codec'),
 558                     })
 559
 560                 def build_format_id(kind):
 561                     format_id = kind
 562                     if tbr:
 563                         format_id += '-%dk' % int(tbr)
 564                     if height:
 565                         format_id += '-%dp' % height
 566                     return format_id
 567
 568                 if src or streaming_src:
 569                     f.update({
 570                         'url': src or streaming_src,
 571                         'format_id': build_format_id('http' if src else 'http-streaming'),
 572                         'source_preference': 0 if src else -1,
 573                     })
 574                 else:
 575                     f.update({
 576                         'url': app_name,
 577                         'play_path': stream_name,
 578                         'format_id': build_format_id('rtmp'),
 579                     })
 580                 formats.append(f)
 581         self._sort_formats(formats)
 582
 583         subtitles = {}
 584         for text_track in json_data.get('text_tracks', []):
 585             if text_track.get('src'):
 586                 subtitles.setdefault(text_track.get('srclang'), []).append({
 587                     'url': text_track['src'],
 588                 })
 589
 590         return {
 591             'id': video_id,
 592             'title': title,
 593             'description': json_data.get('description'),
 594             'thumbnail': json_data.get('thumbnail') or json_data.get('poster'),
 595             'duration': float_or_none(json_data.get('duration'), 1000),
 596             'timestamp': parse_iso8601(json_data.get('published_at')),
 597             'uploader_id': account_id,
 598             'formats': formats,
 599             'subtitles': subtitles,
 600             'tags': json_data.get('tags', []),
 601         }