Adding upstream version 2024.03.10.upstream/2024.03.10

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 2233 insertions, 0 deletions

diff --git a/yt_dlp/extractor/bilibili.py b/yt_dlp/extractor/bilibili.py
new file mode 100644
index 0000000..fee4b29
--- /dev/null
+++ b/yt_dlp/extractor/bilibili.py
@@ -0,0 +1,2233 @@
+import base64
+import functools
+import hashlib
+import itertools
+import json
+import math
+import re
+import time
+import urllib.parse
+import uuid
+
+from .common import InfoExtractor, SearchInfoExtractor
+from ..dependencies import Cryptodome
+from ..networking.exceptions import HTTPError
+from ..utils import (
+    ExtractorError,
+    GeoRestrictedError,
+    InAdvancePagedList,
+    OnDemandPagedList,
+    bool_or_none,
+    clean_html,
+    determine_ext,
+    filter_dict,
+    float_or_none,
+    format_field,
+    get_element_by_class,
+    int_or_none,
+    join_nonempty,
+    make_archive_id,
+    merge_dicts,
+    mimetype2ext,
+    parse_count,
+    parse_qs,
+    qualities,
+    smuggle_url,
+    srt_subtitles_timecode,
+    str_or_none,
+    traverse_obj,
+    try_call,
+    unified_timestamp,
+    unsmuggle_url,
+    url_or_none,
+    urlencode_postdata,
+    variadic,
+)
+
+
+class BilibiliBaseIE(InfoExtractor):
+    _FORMAT_ID_RE = re.compile(r'-(\d+)\.m4s\?')
+
+    def extract_formats(self, play_info):
+        format_names = {
+            r['quality']: traverse_obj(r, 'new_description', 'display_desc')
+            for r in traverse_obj(play_info, ('support_formats', lambda _, v: v['quality']))
+        }
+
+        audios = traverse_obj(play_info, ('dash', (None, 'dolby'), 'audio', ..., {dict}))
+        flac_audio = traverse_obj(play_info, ('dash', 'flac', 'audio'))
+        if flac_audio:
+            audios.append(flac_audio)
+        formats = [{
+            'url': traverse_obj(audio, 'baseUrl', 'base_url', 'url'),
+            'ext': mimetype2ext(traverse_obj(audio, 'mimeType', 'mime_type')),
+            'acodec': traverse_obj(audio, ('codecs', {str.lower})),
+            'vcodec': 'none',
+            'tbr': float_or_none(audio.get('bandwidth'), scale=1000),
+            'filesize': int_or_none(audio.get('size')),
+            'format_id': str_or_none(audio.get('id')),
+        } for audio in audios]
+
+        formats.extend({
+            'url': traverse_obj(video, 'baseUrl', 'base_url', 'url'),
+            'ext': mimetype2ext(traverse_obj(video, 'mimeType', 'mime_type')),
+            'fps': float_or_none(traverse_obj(video, 'frameRate', 'frame_rate')),
+            'width': int_or_none(video.get('width')),
+            'height': int_or_none(video.get('height')),
+            'vcodec': video.get('codecs'),
+            'acodec': 'none' if audios else None,
+            'dynamic_range': {126: 'DV', 125: 'HDR10'}.get(int_or_none(video.get('id'))),
+            'tbr': float_or_none(video.get('bandwidth'), scale=1000),
+            'filesize': int_or_none(video.get('size')),
+            'quality': int_or_none(video.get('id')),
+            'format_id': traverse_obj(
+                video, (('baseUrl', 'base_url'), {self._FORMAT_ID_RE.search}, 1),
+                ('id', {str_or_none}), get_all=False),
+            'format': format_names.get(video.get('id')),
+        } for video in traverse_obj(play_info, ('dash', 'video', ...)))
+
+        missing_formats = format_names.keys() - set(traverse_obj(formats, (..., 'quality')))
+        if missing_formats:
+            self.to_screen(f'Format(s) {", ".join(format_names[i] for i in missing_formats)} are missing; '
+                           f'you have to login or become premium member to download them. {self._login_hint()}')
+
+        return formats
+
+    def _download_playinfo(self, video_id, cid):
+        return self._download_json(
+            'https://api.bilibili.com/x/player/playurl', video_id,
+            query={'bvid': video_id, 'cid': cid, 'fnval': 4048},
+            note=f'Downloading video formats for cid {cid}')['data']
+
+    def json2srt(self, json_data):
+        srt_data = ''
+        for idx, line in enumerate(json_data.get('body') or []):
+            srt_data += (f'{idx + 1}\n'
+                         f'{srt_subtitles_timecode(line["from"])} --> {srt_subtitles_timecode(line["to"])}\n'
+                         f'{line["content"]}\n\n')
+        return srt_data
+
+    def _get_subtitles(self, video_id, cid, aid=None):
+        subtitles = {
+            'danmaku': [{
+                'ext': 'xml',
+                'url': f'https://comment.bilibili.com/{cid}.xml',
+            }]
+        }
+
+        subtitle_info = traverse_obj(self._download_json(
+            'https://api.bilibili.com/x/player/v2', video_id,
+            query={'aid': aid, 'cid': cid} if aid else {'bvid': video_id, 'cid': cid},
+            note=f'Extracting subtitle info {cid}'), ('data', 'subtitle'))
+        subs_list = traverse_obj(subtitle_info, ('subtitles', lambda _, v: v['subtitle_url'] and v['lan']))
+        if not subs_list and traverse_obj(subtitle_info, 'allow_submit'):
+            if not self._get_cookies('https://api.bilibili.com').get('SESSDATA'):  # no login session cookie
+                self.report_warning(f'CC subtitles (if any) are only visible when logged in. {self._login_hint()}', only_once=True)
+        for s in subs_list:
+            subtitles.setdefault(s['lan'], []).append({
+                'ext': 'srt',
+                'data': self.json2srt(self._download_json(s['subtitle_url'], video_id))
+            })
+        return subtitles
+
+    def _get_chapters(self, aid, cid):
+        chapters = aid and cid and self._download_json(
+            'https://api.bilibili.com/x/player/v2', aid, query={'aid': aid, 'cid': cid},
+            note='Extracting chapters', fatal=False)
+        return traverse_obj(chapters, ('data', 'view_points', ..., {
+            'title': 'content',
+            'start_time': 'from',
+            'end_time': 'to',
+        })) or None
+
+    def _get_comments(self, aid):
+        for idx in itertools.count(1):
+            replies = traverse_obj(
+                self._download_json(
+                    f'https://api.bilibili.com/x/v2/reply?pn={idx}&oid={aid}&type=1&jsonp=jsonp&sort=2&_=1567227301685',
+                    aid, note=f'Extracting comments from page {idx}', fatal=False),
+                ('data', 'replies'))
+            if not replies:
+                return
+            for children in map(self._get_all_children, replies):
+                yield from children
+
+    def _get_all_children(self, reply):
+        yield {
+            'author': traverse_obj(reply, ('member', 'uname')),
+            'author_id': traverse_obj(reply, ('member', 'mid')),
+            'id': reply.get('rpid'),
+            'text': traverse_obj(reply, ('content', 'message')),
+            'timestamp': reply.get('ctime'),
+            'parent': reply.get('parent') or 'root',
+        }
+        for children in map(self._get_all_children, traverse_obj(reply, ('replies', ...))):
+            yield from children
+
+    def _get_episodes_from_season(self, ss_id, url):
+        season_info = self._download_json(
+            'https://api.bilibili.com/pgc/web/season/section', ss_id,
+            note='Downloading season info', query={'season_id': ss_id},
+            headers={'Referer': url, **self.geo_verification_headers()})
+
+        for entry in traverse_obj(season_info, (
+                'result', 'main_section', 'episodes',
+                lambda _, v: url_or_none(v['share_url']) and v['id'])):
+            yield self.url_result(entry['share_url'], BiliBiliBangumiIE, str_or_none(entry.get('id')))
+
+    def _get_divisions(self, video_id, graph_version, edges, edge_id, cid_edges=None):
+        cid_edges = cid_edges or {}
+        division_data = self._download_json(
+            'https://api.bilibili.com/x/stein/edgeinfo_v2', video_id,
+            query={'graph_version': graph_version, 'edge_id': edge_id, 'bvid': video_id},
+            note=f'Extracting divisions from edge {edge_id}')
+        edges.setdefault(edge_id, {}).update(
+            traverse_obj(division_data, ('data', 'story_list', lambda _, v: v['edge_id'] == edge_id, {
+                'title': ('title', {str}),
+                'cid': ('cid', {int_or_none}),
+            }), get_all=False))
+
+        edges[edge_id].update(traverse_obj(division_data, ('data', {
+            'title': ('title', {str}),
+            'choices': ('edges', 'questions', ..., 'choices', ..., {
+                'edge_id': ('id', {int_or_none}),
+                'cid': ('cid', {int_or_none}),
+                'text': ('option', {str}),
+            }),
+        })))
+        # use dict to combine edges that use the same video section (same cid)
+        cid_edges.setdefault(edges[edge_id]['cid'], {})[edge_id] = edges[edge_id]
+        for choice in traverse_obj(edges, (edge_id, 'choices', ...)):
+            if choice['edge_id'] not in edges:
+                edges[choice['edge_id']] = {'cid': choice['cid']}
+                self._get_divisions(video_id, graph_version, edges, choice['edge_id'], cid_edges=cid_edges)
+        return cid_edges
+
+    def _get_interactive_entries(self, video_id, cid, metainfo):
+        graph_version = traverse_obj(
+            self._download_json(
+                'https://api.bilibili.com/x/player/wbi/v2', video_id,
+                'Extracting graph version', query={'bvid': video_id, 'cid': cid}),
+            ('data', 'interaction', 'graph_version', {int_or_none}))
+        cid_edges = self._get_divisions(video_id, graph_version, {1: {'cid': cid}}, 1)
+        for cid, edges in cid_edges.items():
+            play_info = self._download_playinfo(video_id, cid)
+            yield {
+                **metainfo,
+                'id': f'{video_id}_{cid}',
+                'title': f'{metainfo.get("title")} - {list(edges.values())[0].get("title")}',
+                'formats': self.extract_formats(play_info),
+                'description': f'{json.dumps(edges, ensure_ascii=False)}\n{metainfo.get("description", "")}',
+                'duration': float_or_none(play_info.get('timelength'), scale=1000),
+                'subtitles': self.extract_subtitles(video_id, cid),
+            }
+
+
+class BiliBiliIE(BilibiliBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?bilibili\.com/(?:video/|festival/\w+\?(?:[^#]*&)?bvid=)[aAbB][vV](?P<id>[^/?#&]+)'
+
+    _TESTS = [{
+        'url': 'https://www.bilibili.com/video/BV13x41117TL',
+        'info_dict': {
+            'id': 'BV13x41117TL',
+            'title': '阿滴英文｜英文歌分享#6 "Closer',
+            'ext': 'mp4',
+            'description': '滴妹今天唱Closer給你聽! 有史以来，被推最多次也是最久的歌曲，其实歌词跟我原本想像差蛮多的，不过还是好听！ 微博@阿滴英文',
+            'uploader_id': '65880958',
+            'uploader': '阿滴英文',
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+            'duration': 554.117,
+            'tags': list,
+            'comment_count': int,
+            'upload_date': '20170301',
+            'timestamp': 1488353834,
+            'like_count': int,
+            'view_count': int,
+        },
+    }, {
+        'note': 'old av URL version',
+        'url': 'http://www.bilibili.com/video/av1074402/',
+        'info_dict': {
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg)$',
+            'ext': 'mp4',
+            'uploader': '菊子桑',
+            'uploader_id': '156160',
+            'id': 'BV11x411K7CN',
+            'title': '【金坷垃】金泡沫',
+            'duration': 308.36,
+            'upload_date': '20140420',
+            'timestamp': 1397983878,
+            'description': 'md5:ce18c2a2d2193f0df2917d270f2e5923',
+            'like_count': int,
+            'comment_count': int,
+            'view_count': int,
+            'tags': list,
+        },
+        'params': {'skip_download': True},
+    }, {
+        'note': 'Anthology',
+        'url': 'https://www.bilibili.com/video/BV1bK411W797',
+        'info_dict': {
+            'id': 'BV1bK411W797',
+            'title': '物语中的人物是如何吐槽自己的OP的'
+        },
+        'playlist_count': 18,
+        'playlist': [{
+            'info_dict': {
+                'id': 'BV1bK411W797_p1',
+                'ext': 'mp4',
+                'title': '物语中的人物是如何吐槽自己的OP的 p01 Staple Stable/战场原+羽川',
+                'tags': 'count:10',
+                'timestamp': 1589601697,
+                'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+                'uploader': '打牌还是打桩',
+                'uploader_id': '150259984',
+                'like_count': int,
+                'comment_count': int,
+                'upload_date': '20200516',
+                'view_count': int,
+                'description': 'md5:e3c401cf7bc363118d1783dd74068a68',
+                'duration': 90.314,
+            }
+        }]
+    }, {
+        'note': 'Specific page of Anthology',
+        'url': 'https://www.bilibili.com/video/BV1bK411W797?p=1',
+        'info_dict': {
+            'id': 'BV1bK411W797_p1',
+            'ext': 'mp4',
+            'title': '物语中的人物是如何吐槽自己的OP的 p01 Staple Stable/战场原+羽川',
+            'tags': 'count:10',
+            'timestamp': 1589601697,
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+            'uploader': '打牌还是打桩',
+            'uploader_id': '150259984',
+            'like_count': int,
+            'comment_count': int,
+            'upload_date': '20200516',
+            'view_count': int,
+            'description': 'md5:e3c401cf7bc363118d1783dd74068a68',
+            'duration': 90.314,
+        }
+    }, {
+        'note': 'video has subtitles',
+        'url': 'https://www.bilibili.com/video/BV12N4y1M7rh',
+        'info_dict': {
+            'id': 'BV12N4y1M7rh',
+            'ext': 'mp4',
+            'title': 'md5:96e8bb42c2b432c0d4ce3434a61479c1',
+            'tags': list,
+            'description': 'md5:afde2b7ba9025c01d9e3dde10de221e4',
+            'duration': 313.557,
+            'upload_date': '20220709',
+            'uploader': '小夫太渴',
+            'timestamp': 1657347907,
+            'uploader_id': '1326814124',
+            'comment_count': int,
+            'view_count': int,
+            'like_count': int,
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+            'subtitles': 'count:2'
+        },
+        'params': {'listsubtitles': True},
+    }, {
+        'url': 'https://www.bilibili.com/video/av8903802/',
+        'info_dict': {
+            'id': 'BV13x41117TL',
+            'ext': 'mp4',
+            'title': '阿滴英文｜英文歌分享#6 "Closer',
+            'upload_date': '20170301',
+            'description': 'md5:3b1b9e25b78da4ef87e9b548b88ee76a',
+            'timestamp': 1488353834,
+            'uploader_id': '65880958',
+            'uploader': '阿滴英文',
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+            'duration': 554.117,
+            'tags': list,
+            'comment_count': int,
+            'view_count': int,
+            'like_count': int,
+        },
+        'params': {
+            'skip_download': True,
+        },
+    }, {
+        'note': 'video has chapter',
+        'url': 'https://www.bilibili.com/video/BV1vL411G7N7/',
+        'info_dict': {
+            'id': 'BV1vL411G7N7',
+            'ext': 'mp4',
+            'title': '如何为你的B站视频添加进度条分段',
+            'timestamp': 1634554558,
+            'upload_date': '20211018',
+            'description': 'md5:a9a3d6702b3a94518d419b2e9c320a6d',
+            'tags': list,
+            'uploader': '爱喝咖啡的当麻',
+            'duration': 669.482,
+            'uploader_id': '1680903',
+            'chapters': 'count:6',
+            'comment_count': int,
+            'view_count': int,
+            'like_count': int,
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+        },
+        'params': {'skip_download': True},
+    }, {
+        'note': 'video redirects to festival page',
+        'url': 'https://www.bilibili.com/video/BV1wP4y1P72h',
+        'info_dict': {
+            'id': 'BV1wP4y1P72h',
+            'ext': 'mp4',
+            'title': '牛虎年相交之际，一首传统民族打击乐《牛斗虎》祝大家新春快乐，虎年大吉！【bilibili音乐虎闹新春】',
+            'timestamp': 1643947497,
+            'upload_date': '20220204',
+            'description': 'md5:8681a0d4d2c06b4ae27e59c8080a7fe6',
+            'uploader': '叨叨冯聊音乐',
+            'duration': 246.719,
+            'uploader_id': '528182630',
+            'view_count': int,
+            'like_count': int,
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+        },
+        'params': {'skip_download': True},
+    }, {
+        'note': 'newer festival video',
+        'url': 'https://www.bilibili.com/festival/2023honkaiimpact3gala?bvid=BV1ay4y1d77f',
+        'info_dict': {
+            'id': 'BV1ay4y1d77f',
+            'ext': 'mp4',
+            'title': '【崩坏3新春剧场】为特别的你送上祝福！',
+            'timestamp': 1674273600,
+            'upload_date': '20230121',
+            'description': 'md5:58af66d15c6a0122dc30c8adfd828dd8',
+            'uploader': '果蝇轰',
+            'duration': 1111.722,
+            'uploader_id': '8469526',
+            'view_count': int,
+            'like_count': int,
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+        },
+        'params': {'skip_download': True},
+    }, {
+        'note': 'interactive/split-path video',
+        'url': 'https://www.bilibili.com/video/BV1af4y1H7ga/',
+        'info_dict': {
+            'id': 'BV1af4y1H7ga',
+            'title': '【互动游戏】花了大半年时间做的自我介绍~请查收！！',
+            'timestamp': 1630500414,
+            'upload_date': '20210901',
+            'description': 'md5:01113e39ab06e28042d74ac356a08786',
+            'tags': list,
+            'uploader': '钉宫妮妮Ninico',
+            'duration': 1503,
+            'uploader_id': '8881297',
+            'comment_count': int,
+            'view_count': int,
+            'like_count': int,
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+        },
+        'playlist_count': 33,
+        'playlist': [{
+            'info_dict': {
+                'id': 'BV1af4y1H7ga_400950101',
+                'ext': 'mp4',
+                'title': '【互动游戏】花了大半年时间做的自我介绍~请查收！！ - 听见猫猫叫~',
+                'timestamp': 1630500414,
+                'upload_date': '20210901',
+                'description': 'md5:db66ac7a2813a94b8291dbce990cc5b2',
+                'tags': list,
+                'uploader': '钉宫妮妮Ninico',
+                'duration': 11.605,
+                'uploader_id': '8881297',
+                'comment_count': int,
+                'view_count': int,
+                'like_count': int,
+                'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+            },
+        }],
+    }, {
+        'note': '301 redirect to bangumi link',
+        'url': 'https://www.bilibili.com/video/BV1TE411f7f1',
+        'info_dict': {
+            'id': '288525',
+            'title': '李永乐老师 钱学森弹道和乘波体飞行器是什么？',
+            'ext': 'mp4',
+            'series': '我和我的祖国',
+            'series_id': '4780',
+            'season': '幕后纪实',
+            'season_id': '28609',
+            'season_number': 1,
+            'episode': '钱学森弹道和乘波体飞行器是什么？',
+            'episode_id': '288525',
+            'episode_number': 105,
+            'duration': 1183.957,
+            'timestamp': 1571648124,
+            'upload_date': '20191021',
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+        },
+    }, {
+        'url': 'https://www.bilibili.com/video/BV1jL41167ZG/',
+        'info_dict': {
+            'id': 'BV1jL41167ZG',
+            'title': '一场大火引发的离奇死亡！古典推理经典短篇集《不可能犯罪诊断书》！',
+            'ext': 'mp4',
+        },
+        'skip': 'supporter-only video',
+    }, {
+        'url': 'https://www.bilibili.com/video/BV1Ks411f7aQ/',
+        'info_dict': {
+            'id': 'BV1Ks411f7aQ',
+            'title': '【BD1080P】狼与香辛料I【华盟】',
+            'ext': 'mp4',
+        },
+        'skip': 'login required',
+    }, {
+        'url': 'https://www.bilibili.com/video/BV1GJ411x7h7/',
+        'info_dict': {
+            'id': 'BV1GJ411x7h7',
+            'title': '【官方 MV】Never Gonna Give You Up - Rick Astley',
+            'ext': 'mp4',
+        },
+        'skip': 'geo-restricted',
+    }]
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        webpage, urlh = self._download_webpage_handle(url, video_id)
+        if not self._match_valid_url(urlh.url):
+            return self.url_result(urlh.url)
+
+        initial_state = self._search_json(r'window\.__INITIAL_STATE__\s*=', webpage, 'initial state', video_id)
+
+        is_festival = 'videoData' not in initial_state
+        if is_festival:
+            video_data = initial_state['videoInfo']
+        else:
+            play_info_obj = self._search_json(
+                r'window\.__playinfo__\s*=', webpage, 'play info', video_id, fatal=False)
+            if not play_info_obj:
+                if traverse_obj(initial_state, ('error', 'trueCode')) == -403:
+                    self.raise_login_required()
+                if traverse_obj(initial_state, ('error', 'trueCode')) == -404:
+                    raise ExtractorError(
+                        'This video may be deleted or geo-restricted. '
+                        'You might want to try a VPN or a proxy server (with --proxy)', expected=True)
+            play_info = traverse_obj(play_info_obj, ('data', {dict}))
+            if not play_info:
+                if traverse_obj(play_info_obj, 'code') == 87007:
+                    toast = get_element_by_class('tips-toast', webpage) or ''
+                    msg = clean_html(
+                        f'{get_element_by_class("belongs-to", toast) or ""}，'
+                        + (get_element_by_class('level', toast) or ''))
+                    raise ExtractorError(
+                        f'This is a supporter-only video: {msg}. {self._login_hint()}', expected=True)
+                raise ExtractorError('Failed to extract play info')
+            video_data = initial_state['videoData']
+
+        video_id, title = video_data['bvid'], video_data.get('title')
+
+        # Bilibili anthologies are similar to playlists but all videos share the same video ID as the anthology itself.
+        page_list_json = not is_festival and traverse_obj(
+            self._download_json(
+                'https://api.bilibili.com/x/player/pagelist', video_id,
+                fatal=False, query={'bvid': video_id, 'jsonp': 'jsonp'},
+                note='Extracting videos in anthology'),
+            'data', expected_type=list) or []
+        is_anthology = len(page_list_json) > 1
+
+        part_id = int_or_none(parse_qs(url).get('p', [None])[-1])
+        if is_anthology and not part_id and self._yes_playlist(video_id, video_id):
+            return self.playlist_from_matches(
+                page_list_json, video_id, title, ie=BiliBiliIE,
+                getter=lambda entry: f'https://www.bilibili.com/video/{video_id}?p={entry["page"]}')
+
+        if is_anthology:
+            part_id = part_id or 1
+            title += f' p{part_id:02d} {traverse_obj(page_list_json, (part_id - 1, "part")) or ""}'
+
+        aid = video_data.get('aid')
+        old_video_id = format_field(aid, None, f'%s_part{part_id or 1}')
+
+        cid = traverse_obj(video_data, ('pages', part_id - 1, 'cid')) if part_id else video_data.get('cid')
+
+        festival_info = {}
+        if is_festival:
+            play_info = self._download_playinfo(video_id, cid)
+
+            festival_info = traverse_obj(initial_state, {
+                'uploader': ('videoInfo', 'upName'),
+                'uploader_id': ('videoInfo', 'upMid', {str_or_none}),
+                'like_count': ('videoStatus', 'like', {int_or_none}),
+                'thumbnail': ('sectionEpisodes', lambda _, v: v['bvid'] == video_id, 'cover'),
+            }, get_all=False)
+
+        metainfo = {
+            **traverse_obj(initial_state, {
+                'uploader': ('upData', 'name'),
+                'uploader_id': ('upData', 'mid', {str_or_none}),
+                'like_count': ('videoData', 'stat', 'like', {int_or_none}),
+                'tags': ('tags', ..., 'tag_name'),
+                'thumbnail': ('videoData', 'pic', {url_or_none}),
+            }),
+            **festival_info,
+            **traverse_obj(video_data, {
+                'description': 'desc',
+                'timestamp': ('pubdate', {int_or_none}),
+                'view_count': (('viewCount', ('stat', 'view')), {int_or_none}),
+                'comment_count': ('stat', 'reply', {int_or_none}),
+            }, get_all=False),
+            'id': f'{video_id}{format_field(part_id, None, "_p%d")}',
+            '_old_archive_ids': [make_archive_id(self, old_video_id)] if old_video_id else None,
+            'title': title,
+            'http_headers': {'Referer': url},
+        }
+
+        is_interactive = traverse_obj(video_data, ('rights', 'is_stein_gate'))
+        if is_interactive:
+            return self.playlist_result(
+                self._get_interactive_entries(video_id, cid, metainfo), **metainfo, **{
+                    'duration': traverse_obj(initial_state, ('videoData', 'duration', {int_or_none})),
+                    '__post_extractor': self.extract_comments(aid),
+                })
+        else:
+            return {
+                **metainfo,
+                'duration': float_or_none(play_info.get('timelength'), scale=1000),
+                'chapters': self._get_chapters(aid, cid),
+                'subtitles': self.extract_subtitles(video_id, cid),
+                'formats': self.extract_formats(play_info),
+                '__post_extractor': self.extract_comments(aid),
+            }
+
+
+class BiliBiliBangumiIE(BilibiliBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?bilibili\.com/bangumi/play/ep(?P<id>\d+)'
+
+    _TESTS = [{
+        'url': 'https://www.bilibili.com/bangumi/play/ep21495/',
+        'info_dict': {
+            'id': '21495',
+            'ext': 'mp4',
+            'series': '悠久之翼',
+            'series_id': '774',
+            'season': '第二季',
+            'season_id': '1182',
+            'season_number': 2,
+            'episode': 'forever／ef',
+            'episode_id': '21495',
+            'episode_number': 12,
+            'title': '12 forever／ef',
+            'duration': 1420.791,
+            'timestamp': 1320412200,
+            'upload_date': '20111104',
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+        },
+    }, {
+        'url': 'https://www.bilibili.com/bangumi/play/ep267851',
+        'info_dict': {
+            'id': '267851',
+            'ext': 'mp4',
+            'series': '鬼灭之刃',
+            'series_id': '4358',
+            'season': '立志篇',
+            'season_id': '26801',
+            'season_number': 1,
+            'episode': '残酷',
+            'episode_id': '267851',
+            'episode_number': 1,
+            'title': '1 残酷',
+            'duration': 1425.256,
+            'timestamp': 1554566400,
+            'upload_date': '20190406',
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$'
+        },
+        'skip': 'Geo-restricted',
+    }, {
+        'note': 'a making-of which falls outside main section',
+        'url': 'https://www.bilibili.com/bangumi/play/ep345120',
+        'info_dict': {
+            'id': '345120',
+            'ext': 'mp4',
+            'series': '鬼灭之刃',
+            'series_id': '4358',
+            'season': '立志篇',
+            'season_id': '26801',
+            'season_number': 1,
+            'episode': '炭治郎篇',
+            'episode_id': '345120',
+            'episode_number': 27,
+            'title': '#1 炭治郎篇',
+            'duration': 1922.129,
+            'timestamp': 1602853860,
+            'upload_date': '20201016',
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$'
+        },
+    }]
+
+    def _real_extract(self, url):
+        episode_id = self._match_id(url)
+        webpage = self._download_webpage(url, episode_id)
+
+        if '您所在的地区无法观看本片' in webpage:
+            raise GeoRestrictedError('This video is restricted')
+        elif '正在观看预览，大会员免费看全片' in webpage:
+            self.raise_login_required('This video is for premium members only')
+
+        headers = {'Referer': url, **self.geo_verification_headers()}
+        play_info = self._download_json(
+            'https://api.bilibili.com/pgc/player/web/v2/playurl', episode_id,
+            'Extracting episode', query={'fnval': '4048', 'ep_id': episode_id},
+            headers=headers)
+        premium_only = play_info.get('code') == -10403
+        play_info = traverse_obj(play_info, ('result', 'video_info', {dict})) or {}
+
+        formats = self.extract_formats(play_info)
+        if not formats and (premium_only or '成为大会员抢先看' in webpage or '开通大会员观看' in webpage):
+            self.raise_login_required('This video is for premium members only')
+
+        bangumi_info = self._download_json(
+            'https://api.bilibili.com/pgc/view/web/season', episode_id, 'Get episode details',
+            query={'ep_id': episode_id}, headers=headers)['result']
+
+        episode_number, episode_info = next((
+            (idx, ep) for idx, ep in enumerate(traverse_obj(
+                bangumi_info, (('episodes', ('section', ..., 'episodes')), ..., {dict})), 1)
+            if str_or_none(ep.get('id')) == episode_id), (1, {}))
+
+        season_id = bangumi_info.get('season_id')
+        season_number, season_title = season_id and next((
+            (idx + 1, e.get('season_title')) for idx, e in enumerate(
+                traverse_obj(bangumi_info, ('seasons', ...)))
+            if e.get('season_id') == season_id
+        ), (None, None))
+
+        aid = episode_info.get('aid')
+
+        return {
+            'id': episode_id,
+            'formats': formats,
+            **traverse_obj(bangumi_info, {
+                'series': ('series', 'series_title', {str}),
+                'series_id': ('series', 'series_id', {str_or_none}),
+                'thumbnail': ('square_cover', {url_or_none}),
+            }),
+            **traverse_obj(episode_info, {
+                'episode': ('long_title', {str}),
+                'episode_number': ('title', {int_or_none}, {lambda x: x or episode_number}),
+                'timestamp': ('pub_time', {int_or_none}),
+                'title': {lambda v: v and join_nonempty('title', 'long_title', delim=' ', from_dict=v)},
+            }),
+            'episode_id': episode_id,
+            'season': str_or_none(season_title),
+            'season_id': str_or_none(season_id),
+            'season_number': season_number,
+            'duration': float_or_none(play_info.get('timelength'), scale=1000),
+            'subtitles': self.extract_subtitles(episode_id, episode_info.get('cid'), aid=aid),
+            '__post_extractor': self.extract_comments(aid),
+            'http_headers': headers,
+        }
+
+
+class BiliBiliBangumiMediaIE(BilibiliBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?bilibili\.com/bangumi/media/md(?P<id>\d+)'
+    _TESTS = [{
+        'url': 'https://www.bilibili.com/bangumi/media/md24097891',
+        'info_dict': {
+            'id': '24097891',
+            'title': 'CAROLE & TUESDAY',
+            'description': 'md5:42417ad33d1eaa1c93bfd2dd1626b829',
+        },
+        'playlist_mincount': 25,
+    }, {
+        'url': 'https://www.bilibili.com/bangumi/media/md1565/',
+        'info_dict': {
+            'id': '1565',
+            'title': '攻壳机动队 S.A.C. 2nd GIG',
+            'description': 'md5:46cac00bafd645b97f4d6df616fc576d',
+        },
+        'playlist_count': 26,
+        'playlist': [{
+            'info_dict': {
+                'id': '68540',
+                'ext': 'mp4',
+                'series': '攻壳机动队',
+                'series_id': '1077',
+                'season': '第二季',
+                'season_id': '1565',
+                'season_number': 2,
+                'episode': '再启动 REEMBODY',
+                'episode_id': '68540',
+                'episode_number': 1,
+                'title': '1 再启动 REEMBODY',
+                'duration': 1525.777,
+                'timestamp': 1425074413,
+                'upload_date': '20150227',
+                'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$'
+            },
+        }],
+    }]
+
+    def _real_extract(self, url):
+        media_id = self._match_id(url)
+        webpage = self._download_webpage(url, media_id)
+
+        initial_state = self._search_json(
+            r'window\.__INITIAL_STATE__\s*=', webpage, 'initial_state', media_id)
+        ss_id = initial_state['mediaInfo']['season_id']
+
+        return self.playlist_result(
+            self._get_episodes_from_season(ss_id, url), media_id,
+            **traverse_obj(initial_state, ('mediaInfo', {
+                'title': ('title', {str}),
+                'description': ('evaluate', {str}),
+            })))
+
+
+class BiliBiliBangumiSeasonIE(BilibiliBaseIE):
+    _VALID_URL = r'(?x)https?://(?:www\.)?bilibili\.com/bangumi/play/ss(?P<id>\d+)'
+    _TESTS = [{
+        'url': 'https://www.bilibili.com/bangumi/play/ss26801',
+        'info_dict': {
+            'id': '26801',
+            'title': '鬼灭之刃',
+            'description': 'md5:e2cc9848b6f69be6db79fc2a82d9661b',
+        },
+        'playlist_mincount': 26
+    }, {
+        'url': 'https://www.bilibili.com/bangumi/play/ss2251',
+        'info_dict': {
+            'id': '2251',
+            'title': '玲音',
+            'description': 'md5:1fd40e3df4c08d4d9d89a6a34844bdc4',
+        },
+        'playlist_count': 13,
+        'playlist': [{
+            'info_dict': {
+                'id': '50188',
+                'ext': 'mp4',
+                'series': '玲音',
+                'series_id': '1526',
+                'season': 'TV',
+                'season_id': '2251',
+                'season_number': 1,
+                'episode': 'WEIRD',
+                'episode_id': '50188',
+                'episode_number': 1,
+                'title': '1 WEIRD',
+                'duration': 1436.992,
+                'timestamp': 1343185080,
+                'upload_date': '20120725',
+                'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$'
+            },
+        }],
+    }]
+
+    def _real_extract(self, url):
+        ss_id = self._match_id(url)
+        webpage = self._download_webpage(url, ss_id)
+        metainfo = traverse_obj(
+            self._search_json(r'<script[^>]+type="application/ld\+json"[^>]*>', webpage, 'info', ss_id),
+            ('itemListElement', ..., {
+                'title': ('name', {str}),
+                'description': ('description', {str}),
+            }), get_all=False)
+
+        return self.playlist_result(self._get_episodes_from_season(ss_id, url), ss_id, **metainfo)
+
+
+class BilibiliCheeseBaseIE(BilibiliBaseIE):
+    _HEADERS = {'Referer': 'https://www.bilibili.com/'}
+
+    def _extract_episode(self, season_info, ep_id):
+        episode_info = traverse_obj(season_info, (
+            'episodes', lambda _, v: v['id'] == int(ep_id)), get_all=False)
+        aid, cid = episode_info['aid'], episode_info['cid']
+
+        if traverse_obj(episode_info, 'ep_status') == -1:
+            raise ExtractorError('This course episode is not yet available.', expected=True)
+        if not traverse_obj(episode_info, 'playable'):
+            self.raise_login_required('You need to purchase the course to download this episode')
+
+        play_info = self._download_json(
+            'https://api.bilibili.com/pugv/player/web/playurl', ep_id,
+            query={'avid': aid, 'cid': cid, 'ep_id': ep_id, 'fnval': 16, 'fourk': 1},
+            headers=self._HEADERS, note='Downloading playinfo')['data']
+
+        return {
+            'id': str_or_none(ep_id),
+            'episode_id': str_or_none(ep_id),
+            'formats': self.extract_formats(play_info),
+            'extractor_key': BilibiliCheeseIE.ie_key(),
+            'extractor': BilibiliCheeseIE.IE_NAME,
+            'webpage_url': f'https://www.bilibili.com/cheese/play/ep{ep_id}',
+            **traverse_obj(episode_info, {
+                'episode': ('title', {str}),
+                'title': {lambda v: v and join_nonempty('index', 'title', delim=' - ', from_dict=v)},
+                'alt_title': ('subtitle', {str}),
+                'duration': ('duration', {int_or_none}),
+                'episode_number': ('index', {int_or_none}),
+                'thumbnail': ('cover', {url_or_none}),
+                'timestamp': ('release_date', {int_or_none}),
+                'view_count': ('play', {int_or_none}),
+            }),
+            **traverse_obj(season_info, {
+                'uploader': ('up_info', 'uname', {str}),
+                'uploader_id': ('up_info', 'mid', {str_or_none}),
+            }),
+            'subtitles': self.extract_subtitles(ep_id, cid, aid=aid),
+            '__post_extractor': self.extract_comments(aid),
+            'http_headers': self._HEADERS,
+        }
+
+    def _download_season_info(self, query_key, video_id):
+        return self._download_json(
+            f'https://api.bilibili.com/pugv/view/web/season?{query_key}={video_id}', video_id,
+            headers=self._HEADERS, note='Downloading season info')['data']
+
+
+class BilibiliCheeseIE(BilibiliCheeseBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?bilibili\.com/cheese/play/ep(?P<id>\d+)'
+    _TESTS = [{
+        'url': 'https://www.bilibili.com/cheese/play/ep229832',
+        'info_dict': {
+            'id': '229832',
+            'ext': 'mp4',
+            'title': '1 - 课程先导片',
+            'alt_title': '视频课 · 3分41秒',
+            'uploader': '马督工',
+            'uploader_id': '316568752',
+            'episode': '课程先导片',
+            'episode_id': '229832',
+            'episode_number': 1,
+            'duration': 221,
+            'timestamp': 1695549606,
+            'upload_date': '20230924',
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+            'view_count': int,
+        }
+    }]
+
+    def _real_extract(self, url):
+        ep_id = self._match_id(url)
+        return self._extract_episode(self._download_season_info('ep_id', ep_id), ep_id)
+
+
+class BilibiliCheeseSeasonIE(BilibiliCheeseBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?bilibili\.com/cheese/play/ss(?P<id>\d+)'
+    _TESTS = [{
+        'url': 'https://www.bilibili.com/cheese/play/ss5918',
+        'info_dict': {
+            'id': '5918',
+            'title': '【限时五折】新闻系学不到：马督工教你做自媒体',
+            'description': '帮普通人建立世界模型，降低人与人的沟通门槛',
+        },
+        'playlist': [{
+            'info_dict': {
+                'id': '229832',
+                'ext': 'mp4',
+                'title': '1 - 课程先导片',
+                'alt_title': '视频课 · 3分41秒',
+                'uploader': '马督工',
+                'uploader_id': '316568752',
+                'episode': '课程先导片',
+                'episode_id': '229832',
+                'episode_number': 1,
+                'duration': 221,
+                'timestamp': 1695549606,
+                'upload_date': '20230924',
+                'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+                'view_count': int,
+            }
+        }],
+        'params': {'playlist_items': '1'},
+    }, {
+        'url': 'https://www.bilibili.com/cheese/play/ss5918',
+        'info_dict': {
+            'id': '5918',
+            'title': '【限时五折】新闻系学不到：马督工教你做自媒体',
+            'description': '帮普通人建立世界模型，降低人与人的沟通门槛',
+        },
+        'playlist_mincount': 5,
+        'skip': 'paid video in list',
+    }]
+
+    def _get_cheese_entries(self, season_info):
+        for ep_id in traverse_obj(season_info, ('episodes', lambda _, v: v['episode_can_view'], 'id')):
+            yield self._extract_episode(season_info, ep_id)
+
+    def _real_extract(self, url):
+        season_id = self._match_id(url)
+        season_info = self._download_season_info('season_id', season_id)
+
+        return self.playlist_result(
+            self._get_cheese_entries(season_info), season_id,
+            **traverse_obj(season_info, {
+                'title': ('title', {str}),
+                'description': ('subtitle', {str}),
+            }))
+
+
+class BilibiliSpaceBaseIE(InfoExtractor):
+    def _extract_playlist(self, fetch_page, get_metadata, get_entries):
+        first_page = fetch_page(0)
+        metadata = get_metadata(first_page)
+
+        paged_list = InAdvancePagedList(
+            lambda idx: get_entries(fetch_page(idx) if idx else first_page),
+            metadata['page_count'], metadata['page_size'])
+
+        return metadata, paged_list
+
+
+class BilibiliSpaceVideoIE(BilibiliSpaceBaseIE):
+    _VALID_URL = r'https?://space\.bilibili\.com/(?P<id>\d+)(?P<video>/video)?/?(?:[?#]|$)'
+    _TESTS = [{
+        'url': 'https://space.bilibili.com/3985676/video',
+        'info_dict': {
+            'id': '3985676',
+        },
+        'playlist_mincount': 178,
+    }, {
+        'url': 'https://space.bilibili.com/313580179/video',
+        'info_dict': {
+            'id': '313580179',
+        },
+        'playlist_mincount': 92,
+    }]
+
+    def _extract_signature(self, playlist_id):
+        session_data = self._download_json('https://api.bilibili.com/x/web-interface/nav', playlist_id, fatal=False)
+
+        key_from_url = lambda x: x[x.rfind('/') + 1:].split('.')[0]
+        img_key = traverse_obj(
+            session_data, ('data', 'wbi_img', 'img_url', {key_from_url})) or '34478ba821254d9d93542680e3b86100'
+        sub_key = traverse_obj(
+            session_data, ('data', 'wbi_img', 'sub_url', {key_from_url})) or '7e16a90d190a4355a78fd00b32a38de6'
+
+        session_key = img_key + sub_key
+
+        signature_values = []
+        for position in (
+            46, 47, 18, 2, 53, 8, 23, 32, 15, 50, 10, 31, 58, 3, 45, 35, 27, 43, 5, 49, 33, 9, 42, 19, 29, 28, 14, 39,
+            12, 38, 41, 13, 37, 48, 7, 16, 24, 55, 40, 61, 26, 17, 0, 1, 60, 51, 30, 4, 22, 25, 54, 21, 56, 59, 6, 63,
+            57, 62, 11, 36, 20, 34, 44, 52
+        ):
+            char_at_position = try_call(lambda: session_key[position])
+            if char_at_position:
+                signature_values.append(char_at_position)
+
+        return ''.join(signature_values)[:32]
+
+    def _real_extract(self, url):
+        playlist_id, is_video_url = self._match_valid_url(url).group('id', 'video')
+        if not is_video_url:
+            self.to_screen('A channel URL was given. Only the channel\'s videos will be downloaded. '
+                           'To download audios, add a "/audio" to the URL')
+
+        signature = self._extract_signature(playlist_id)
+
+        def fetch_page(page_idx):
+            query = {
+                'keyword': '',
+                'mid': playlist_id,
+                'order': 'pubdate',
+                'order_avoided': 'true',
+                'platform': 'web',
+                'pn': page_idx + 1,
+                'ps': 30,
+                'tid': 0,
+                'web_location': 1550101,
+                'wts': int(time.time()),
+            }
+            query['w_rid'] = hashlib.md5(f'{urllib.parse.urlencode(query)}{signature}'.encode()).hexdigest()
+
+            try:
+                response = self._download_json('https://api.bilibili.com/x/space/wbi/arc/search',
+                                               playlist_id, note=f'Downloading page {page_idx}', query=query)
+            except ExtractorError as e:
+                if isinstance(e.cause, HTTPError) and e.cause.status == 412:
+                    raise ExtractorError(
+                        'Request is blocked by server (412), please add cookies, wait and try later.', expected=True)
+                raise
+            if response['code'] == -401:
+                raise ExtractorError(
+                    'Request is blocked by server (401), please add cookies, wait and try later.', expected=True)
+            return response['data']
+
+        def get_metadata(page_data):
+            page_size = page_data['page']['ps']
+            entry_count = page_data['page']['count']
+            return {
+                'page_count': math.ceil(entry_count / page_size),
+                'page_size': page_size,
+            }
+
+        def get_entries(page_data):
+            for entry in traverse_obj(page_data, ('list', 'vlist')) or []:
+                yield self.url_result(f'https://www.bilibili.com/video/{entry["bvid"]}', BiliBiliIE, entry['bvid'])
+
+        metadata, paged_list = self._extract_playlist(fetch_page, get_metadata, get_entries)
+        return self.playlist_result(paged_list, playlist_id)
+
+
+class BilibiliSpaceAudioIE(BilibiliSpaceBaseIE):
+    _VALID_URL = r'https?://space\.bilibili\.com/(?P<id>\d+)/audio'
+    _TESTS = [{
+        'url': 'https://space.bilibili.com/313580179/audio',
+        'info_dict': {
+            'id': '313580179',
+        },
+        'playlist_mincount': 1,
+    }]
+
+    def _real_extract(self, url):
+        playlist_id = self._match_id(url)
+
+        def fetch_page(page_idx):
+            return self._download_json(
+                'https://api.bilibili.com/audio/music-service/web/song/upper', playlist_id,
+                note=f'Downloading page {page_idx}',
+                query={'uid': playlist_id, 'pn': page_idx + 1, 'ps': 30, 'order': 1, 'jsonp': 'jsonp'})['data']
+
+        def get_metadata(page_data):
+            return {
+                'page_count': page_data['pageCount'],
+                'page_size': page_data['pageSize'],
+            }
+
+        def get_entries(page_data):
+            for entry in page_data.get('data', []):
+                yield self.url_result(f'https://www.bilibili.com/audio/au{entry["id"]}', BilibiliAudioIE, entry['id'])
+
+        metadata, paged_list = self._extract_playlist(fetch_page, get_metadata, get_entries)
+        return self.playlist_result(paged_list, playlist_id)
+
+
+class BilibiliSpaceListBaseIE(BilibiliSpaceBaseIE):
+    def _get_entries(self, page_data, bvid_keys, ending_key='bvid'):
+        for bvid in traverse_obj(page_data, (*variadic(bvid_keys, (str, bytes, dict, set)), ..., ending_key, {str})):
+            yield self.url_result(f'https://www.bilibili.com/video/{bvid}', BiliBiliIE, bvid)
+
+    def _get_uploader(self, uid, playlist_id):
+        webpage = self._download_webpage(f'https://space.bilibili.com/{uid}', playlist_id, fatal=False)
+        return self._search_regex(r'(?s)<title\b[^>]*>([^<]+)的个人空间-', webpage, 'uploader', fatal=False)
+
+    def _extract_playlist(self, fetch_page, get_metadata, get_entries):
+        metadata, page_list = super()._extract_playlist(fetch_page, get_metadata, get_entries)
+        metadata.pop('page_count', None)
+        metadata.pop('page_size', None)
+        return metadata, page_list
+
+
+class BilibiliCollectionListIE(BilibiliSpaceListBaseIE):
+    _VALID_URL = r'https?://space\.bilibili\.com/(?P<mid>\d+)/channel/collectiondetail/?\?sid=(?P<sid>\d+)'
+    _TESTS = [{
+        'url': 'https://space.bilibili.com/2142762/channel/collectiondetail?sid=57445',
+        'info_dict': {
+            'id': '2142762_57445',
+            'title': '【完结】《底特律 变人》全结局流程解说',
+            'description': '',
+            'uploader': '老戴在此',
+            'uploader_id': '2142762',
+            'timestamp': int,
+            'upload_date': str,
+            'thumbnail': 'https://archive.biliimg.com/bfs/archive/e0e543ae35ad3df863ea7dea526bc32e70f4c091.jpg',
+        },
+        'playlist_mincount': 31,
+    }]
+
+    def _real_extract(self, url):
+        mid, sid = self._match_valid_url(url).group('mid', 'sid')
+        playlist_id = f'{mid}_{sid}'
+
+        def fetch_page(page_idx):
+            return self._download_json(
+                'https://api.bilibili.com/x/polymer/space/seasons_archives_list',
+                playlist_id, note=f'Downloading page {page_idx}',
+                query={'mid': mid, 'season_id': sid, 'page_num': page_idx + 1, 'page_size': 30})['data']
+
+        def get_metadata(page_data):
+            page_size = page_data['page']['page_size']
+            entry_count = page_data['page']['total']
+            return {
+                'page_count': math.ceil(entry_count / page_size),
+                'page_size': page_size,
+                'uploader': self._get_uploader(mid, playlist_id),
+                **traverse_obj(page_data, {
+                    'title': ('meta', 'name', {str}),
+                    'description': ('meta', 'description', {str}),
+                    'uploader_id': ('meta', 'mid', {str_or_none}),
+                    'timestamp': ('meta', 'ptime', {int_or_none}),
+                    'thumbnail': ('meta', 'cover', {url_or_none}),
+                })
+            }
+
+        def get_entries(page_data):
+            return self._get_entries(page_data, 'archives')
+
+        metadata, paged_list = self._extract_playlist(fetch_page, get_metadata, get_entries)
+        return self.playlist_result(paged_list, playlist_id, **metadata)
+
+
+class BilibiliSeriesListIE(BilibiliSpaceListBaseIE):
+    _VALID_URL = r'https?://space\.bilibili\.com/(?P<mid>\d+)/channel/seriesdetail/?\?\bsid=(?P<sid>\d+)'
+    _TESTS = [{
+        'url': 'https://space.bilibili.com/1958703906/channel/seriesdetail?sid=547718&ctype=0',
+        'info_dict': {
+            'id': '1958703906_547718',
+            'title': '直播回放',
+            'description': '直播回放',
+            'uploader': '靡烟miya',
+            'uploader_id': '1958703906',
+            'timestamp': 1637985853,
+            'upload_date': '20211127',
+            'modified_timestamp': int,
+            'modified_date': str,
+        },
+        'playlist_mincount': 513,
+    }]
+
+    def _real_extract(self, url):
+        mid, sid = self._match_valid_url(url).group('mid', 'sid')
+        playlist_id = f'{mid}_{sid}'
+        playlist_meta = traverse_obj(self._download_json(
+            f'https://api.bilibili.com/x/series/series?series_id={sid}', playlist_id, fatal=False
+        ), {
+            'title': ('data', 'meta', 'name', {str}),
+            'description': ('data', 'meta', 'description', {str}),
+            'uploader_id': ('data', 'meta', 'mid', {str_or_none}),
+            'timestamp': ('data', 'meta', 'ctime', {int_or_none}),
+            'modified_timestamp': ('data', 'meta', 'mtime', {int_or_none}),
+        })
+
+        def fetch_page(page_idx):
+            return self._download_json(
+                'https://api.bilibili.com/x/series/archives',
+                playlist_id, note=f'Downloading page {page_idx}',
+                query={'mid': mid, 'series_id': sid, 'pn': page_idx + 1, 'ps': 30})['data']
+
+        def get_metadata(page_data):
+            page_size = page_data['page']['size']
+            entry_count = page_data['page']['total']
+            return {
+                'page_count': math.ceil(entry_count / page_size),
+                'page_size': page_size,
+                'uploader': self._get_uploader(mid, playlist_id),
+                **playlist_meta
+            }
+
+        def get_entries(page_data):
+            return self._get_entries(page_data, 'archives')
+
+        metadata, paged_list = self._extract_playlist(fetch_page, get_metadata, get_entries)
+        return self.playlist_result(paged_list, playlist_id, **metadata)
+
+
+class BilibiliFavoritesListIE(BilibiliSpaceListBaseIE):
+    _VALID_URL = r'https?://(?:space\.bilibili\.com/\d+/favlist/?\?fid=|(?:www\.)?bilibili\.com/medialist/detail/ml)(?P<id>\d+)'
+    _TESTS = [{
+        'url': 'https://space.bilibili.com/84912/favlist?fid=1103407912&ftype=create',
+        'info_dict': {
+            'id': '1103407912',
+            'title': '【V2】（旧）',
+            'description': '',
+            'uploader': '晓月春日',
+            'uploader_id': '84912',
+            'timestamp': 1604905176,
+            'upload_date': '20201109',
+            'modified_timestamp': int,
+            'modified_date': str,
+            'thumbnail': r"re:http://i\d\.hdslb\.com/bfs/archive/14b83c62aa8871b79083df1e9ab4fbc699ad16fe\.jpg",
+            'view_count': int,
+            'like_count': int,
+        },
+        'playlist_mincount': 22,
+    }, {
+        'url': 'https://www.bilibili.com/medialist/detail/ml1103407912',
+        'only_matching': True,
+    }]
+
+    def _real_extract(self, url):
+        fid = self._match_id(url)
+
+        list_info = self._download_json(
+            f'https://api.bilibili.com/x/v3/fav/resource/list?media_id={fid}&pn=1&ps=20',
+            fid, note='Downloading favlist metadata')
+        if list_info['code'] == -403:
+            self.raise_login_required(msg='This is a private favorites list. You need to log in as its owner')
+
+        entries = self._get_entries(self._download_json(
+            f'https://api.bilibili.com/x/v3/fav/resource/ids?media_id={fid}',
+            fid, note='Download favlist entries'), 'data')
+
+        return self.playlist_result(entries, fid, **traverse_obj(list_info, ('data', 'info', {
+            'title': ('title', {str}),
+            'description': ('intro', {str}),
+            'uploader': ('upper', 'name', {str}),
+            'uploader_id': ('upper', 'mid', {str_or_none}),
+            'timestamp': ('ctime', {int_or_none}),
+            'modified_timestamp': ('mtime', {int_or_none}),
+            'thumbnail': ('cover', {url_or_none}),
+            'view_count': ('cnt_info', 'play', {int_or_none}),
+            'like_count': ('cnt_info', 'thumb_up', {int_or_none}),
+        })))
+
+
+class BilibiliWatchlaterIE(BilibiliSpaceListBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?bilibili\.com/watchlater/?(?:[?#]|$)'
+    _TESTS = [{
+        'url': 'https://www.bilibili.com/watchlater/#/list',
+        'info_dict': {'id': 'watchlater'},
+        'playlist_mincount': 0,
+        'skip': 'login required',
+    }]
+
+    def _real_extract(self, url):
+        list_id = getattr(self._get_cookies(url).get('DedeUserID'), 'value', 'watchlater')
+        watchlater_info = self._download_json(
+            'https://api.bilibili.com/x/v2/history/toview/web?jsonp=jsonp', list_id)
+        if watchlater_info['code'] == -101:
+            self.raise_login_required(msg='You need to login to access your watchlater list')
+        entries = self._get_entries(watchlater_info, ('data', 'list'))
+        return self.playlist_result(entries, id=list_id, title='稍后再看')
+
+
+class BilibiliPlaylistIE(BilibiliSpaceListBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?bilibili\.com/(?:medialist/play|list)/(?P<id>\w+)'
+    _TESTS = [{
+        'url': 'https://www.bilibili.com/list/1958703906?sid=547718',
+        'info_dict': {
+            'id': '5_547718',
+            'title': '直播回放',
+            'uploader': '靡烟miya',
+            'uploader_id': '1958703906',
+            'timestamp': 1637985853,
+            'upload_date': '20211127',
+        },
+        'playlist_mincount': 513,
+    }, {
+        'url': 'https://www.bilibili.com/list/1958703906?sid=547718&oid=687146339&bvid=BV1DU4y1r7tz',
+        'info_dict': {
+            'id': 'BV1DU4y1r7tz',
+            'ext': 'mp4',
+            'title': '【直播回放】8.20晚9:30 3d发布喵 2022年8月20日21点场',
+            'upload_date': '20220820',
+            'description': '',
+            'timestamp': 1661016330,
+            'uploader_id': '1958703906',
+            'uploader': '靡烟miya',
+            'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+            'duration': 9552.903,
+            'tags': list,
+            'comment_count': int,
+            'view_count': int,
+            'like_count': int,
+            '_old_archive_ids': ['bilibili 687146339_part1'],
+        },
+        'params': {'noplaylist': True},
+    }, {
+        'url': 'https://www.bilibili.com/medialist/play/1958703906?business=space_series&business_id=547718&desc=1',
+        'info_dict': {
+            'id': '5_547718',
+        },
+        'playlist_mincount': 513,
+        'skip': 'redirect url',
+    }, {
+        'url': 'https://www.bilibili.com/list/ml1103407912',
+        'info_dict': {
+            'id': '3_1103407912',
+            'title': '【V2】（旧）',
+            'uploader': '晓月春日',
+            'uploader_id': '84912',
+            'timestamp': 1604905176,
+            'upload_date': '20201109',
+            'thumbnail': r"re:http://i\d\.hdslb\.com/bfs/archive/14b83c62aa8871b79083df1e9ab4fbc699ad16fe\.jpg",
+        },
+        'playlist_mincount': 22,
+    }, {
+        'url': 'https://www.bilibili.com/medialist/play/ml1103407912',
+        'info_dict': {
+            'id': '3_1103407912',
+        },
+        'playlist_mincount': 22,
+        'skip': 'redirect url',
+    }, {
+        'url': 'https://www.bilibili.com/list/watchlater',
+        'info_dict': {'id': 'watchlater'},
+        'playlist_mincount': 0,
+        'skip': 'login required',
+    }, {
+        'url': 'https://www.bilibili.com/medialist/play/watchlater',
+        'info_dict': {'id': 'watchlater'},
+        'playlist_mincount': 0,
+        'skip': 'login required',
+    }]
+
+    def _extract_medialist(self, query, list_id):
+        for page_num in itertools.count(1):
+            page_data = self._download_json(
+                'https://api.bilibili.com/x/v2/medialist/resource/list',
+                list_id, query=query, note=f'getting playlist {query["biz_id"]} page {page_num}'
+            )['data']
+            yield from self._get_entries(page_data, 'media_list', ending_key='bv_id')
+            query['oid'] = traverse_obj(page_data, ('media_list', -1, 'id'))
+            if not page_data.get('has_more', False):
+                break
+
+    def _real_extract(self, url):
+        list_id = self._match_id(url)
+
+        bvid = traverse_obj(parse_qs(url), ('bvid', 0))
+        if not self._yes_playlist(list_id, bvid):
+            return self.url_result(f'https://www.bilibili.com/video/{bvid}', BiliBiliIE)
+
+        webpage = self._download_webpage(url, list_id)
+        initial_state = self._search_json(r'window\.__INITIAL_STATE__\s*=', webpage, 'initial state', list_id)
+        if traverse_obj(initial_state, ('error', 'code', {int_or_none})) != 200:
+            error_code = traverse_obj(initial_state, ('error', 'trueCode', {int_or_none}))
+            error_message = traverse_obj(initial_state, ('error', 'message', {str_or_none}))
+            if error_code == -400 and list_id == 'watchlater':
+                self.raise_login_required('You need to login to access your watchlater playlist')
+            elif error_code == -403:
+                self.raise_login_required('This is a private playlist. You need to login as its owner')
+            elif error_code == 11010:
+                raise ExtractorError('Playlist is no longer available', expected=True)
+            raise ExtractorError(f'Could not access playlist: {error_code} {error_message}')
+
+        query = {
+            'ps': 20,
+            'with_current': False,
+            **traverse_obj(initial_state, {
+                'type': ('playlist', 'type', {int_or_none}),
+                'biz_id': ('playlist', 'id', {int_or_none}),
+                'tid': ('tid', {int_or_none}),
+                'sort_field': ('sortFiled', {int_or_none}),
+                'desc': ('desc', {bool_or_none}, {str_or_none}, {str.lower}),
+            })
+        }
+        metadata = {
+            'id': f'{query["type"]}_{query["biz_id"]}',
+            **traverse_obj(initial_state, ('mediaListInfo', {
+                'title': ('title', {str}),
+                'uploader': ('upper', 'name', {str}),
+                'uploader_id': ('upper', 'mid', {str_or_none}),
+                'timestamp': ('ctime', {int_or_none}),
+                'thumbnail': ('cover', {url_or_none}),
+            })),
+        }
+        return self.playlist_result(self._extract_medialist(query, list_id), **metadata)
+
+
+class BilibiliCategoryIE(InfoExtractor):
+    IE_NAME = 'Bilibili category extractor'
+    _MAX_RESULTS = 1000000
+    _VALID_URL = r'https?://(?:www\.)?bilibili\.com/v/[a-zA-Z]+\/[a-zA-Z]+'
+    _TESTS = [{
+        'url': 'https://www.bilibili.com/v/kichiku/mad',
+        'info_dict': {
+            'id': 'kichiku: mad',
+            'title': 'kichiku: mad'
+        },
+        'playlist_mincount': 45,
+        'params': {
+            'playlistend': 45
+        }
+    }]
+
+    def _fetch_page(self, api_url, num_pages, query, page_num):
+        parsed_json = self._download_json(
+            api_url, query, query={'Search_key': query, 'pn': page_num},
+            note='Extracting results from page %s of %s' % (page_num, num_pages))
+
+        video_list = traverse_obj(parsed_json, ('data', 'archives'), expected_type=list)
+        if not video_list:
+            raise ExtractorError('Failed to retrieve video list for page %d' % page_num)
+
+        for video in video_list:
+            yield self.url_result(
+                'https://www.bilibili.com/video/%s' % video['bvid'], 'BiliBili', video['bvid'])
+
+    def _entries(self, category, subcategory, query):
+        # map of categories : subcategories : RIDs
+        rid_map = {
+            'kichiku': {
+                'mad': 26,
+                'manual_vocaloid': 126,
+                'guide': 22,
+                'theatre': 216,
+                'course': 127
+            },
+        }
+
+        if category not in rid_map:
+            raise ExtractorError(
+                f'The category {category} isn\'t supported. Supported categories: {list(rid_map.keys())}')
+        if subcategory not in rid_map[category]:
+            raise ExtractorError(
+                f'The subcategory {subcategory} isn\'t supported for this category. Supported subcategories: {list(rid_map[category].keys())}')
+        rid_value = rid_map[category][subcategory]
+
+        api_url = 'https://api.bilibili.com/x/web-interface/newlist?rid=%d&type=1&ps=20&jsonp=jsonp' % rid_value
+        page_json = self._download_json(api_url, query, query={'Search_key': query, 'pn': '1'})
+        page_data = traverse_obj(page_json, ('data', 'page'), expected_type=dict)
+        count, size = int_or_none(page_data.get('count')), int_or_none(page_data.get('size'))
+        if count is None or not size:
+            raise ExtractorError('Failed to calculate either page count or size')
+
+        num_pages = math.ceil(count / size)
+
+        return OnDemandPagedList(functools.partial(
+            self._fetch_page, api_url, num_pages, query), size)
+
+    def _real_extract(self, url):
+        category, subcategory = urllib.parse.urlparse(url).path.split('/')[2:4]
+        query = '%s: %s' % (category, subcategory)
+
+        return self.playlist_result(self._entries(category, subcategory, query), query, query)
+
+
+class BiliBiliSearchIE(SearchInfoExtractor):
+    IE_DESC = 'Bilibili video search'
+    _MAX_RESULTS = 100000
+    _SEARCH_KEY = 'bilisearch'
+    _TESTS = [{
+        'url': 'bilisearch3:靡烟 出道一年，我怎么还在等你单推的女人睡觉后开播啊',
+        'playlist_count': 3,
+        'info_dict': {
+            'id': '靡烟 出道一年，我怎么还在等你单推的女人睡觉后开播啊',
+            'title': '靡烟 出道一年，我怎么还在等你单推的女人睡觉后开播啊',
+        },
+        'playlist': [{
+            'info_dict': {
+                'id': 'BV1n44y1Q7sc',
+                'ext': 'mp4',
+                'title': '“出道一年，我怎么还在等你单推的女人睡觉后开播啊？”【一分钟了解靡烟miya】',
+                'timestamp': 1669889987,
+                'upload_date': '20221201',
+                'description': 'md5:43343c0973defff527b5a4b403b4abf9',
+                'tags': list,
+                'uploader': '靡烟miya',
+                'duration': 123.156,
+                'uploader_id': '1958703906',
+                'comment_count': int,
+                'view_count': int,
+                'like_count': int,
+                'thumbnail': r're:^https?://.*\.(jpg|jpeg|png)$',
+                '_old_archive_ids': ['bilibili 988222410_part1'],
+            },
+        }],
+    }]
+
+    def _search_results(self, query):
+        if not self._get_cookies('https://api.bilibili.com').get('buvid3'):
+            self._set_cookie('.bilibili.com', 'buvid3', f'{uuid.uuid4()}infoc')
+        for page_num in itertools.count(1):
+            videos = self._download_json(
+                'https://api.bilibili.com/x/web-interface/search/type', query,
+                note=f'Extracting results from page {page_num}', query={
+                    'Search_key': query,
+                    'keyword': query,
+                    'page': page_num,
+                    'context': '',
+                    'duration': 0,
+                    'tids_2': '',
+                    '__refresh__': 'true',
+                    'search_type': 'video',
+                    'tids': 0,
+                    'highlight': 1,
+                })['data'].get('result')
+            if not videos:
+                break
+            for video in videos:
+                yield self.url_result(video['arcurl'], 'BiliBili', str(video['aid']))
+
+
+class BilibiliAudioBaseIE(InfoExtractor):
+    def _call_api(self, path, sid, query=None):
+        if not query:
+            query = {'sid': sid}
+        return self._download_json(
+            'https://www.bilibili.com/audio/music-service-c/web/' + path,
+            sid, query=query)['data']
+
+
+class BilibiliAudioIE(BilibiliAudioBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?bilibili\.com/audio/au(?P<id>\d+)'
+    _TEST = {
+        'url': 'https://www.bilibili.com/audio/au1003142',
+        'md5': 'fec4987014ec94ef9e666d4d158ad03b',
+        'info_dict': {
+            'id': '1003142',
+            'ext': 'm4a',
+            'title': '【tsukimi】YELLOW / 神山羊',
+            'artist': 'tsukimi',
+            'comment_count': int,
+            'description': 'YELLOW的mp3版！',
+            'duration': 183,
+            'subtitles': {
+                'origin': [{
+                    'ext': 'lrc',
+                }],
+            },
+            'thumbnail': r're:^https?://.+\.jpg',
+            'timestamp': 1564836614,
+            'upload_date': '20190803',
+            'uploader': 'tsukimi-つきみぐー',
+            'view_count': int,
+        },
+    }
+
+    def _real_extract(self, url):
+        au_id = self._match_id(url)
+
+        play_data = self._call_api('url', au_id)
+        formats = [{
+            'url': play_data['cdns'][0],
+            'filesize': int_or_none(play_data.get('size')),
+            'vcodec': 'none'
+        }]
+
+        for a_format in formats:
+            a_format.setdefault('http_headers', {}).update({
+                'Referer': url,
+            })
+
+        song = self._call_api('song/info', au_id)
+        title = song['title']
+        statistic = song.get('statistic') or {}
+
+        subtitles = None
+        lyric = song.get('lyric')
+        if lyric:
+            subtitles = {
+                'origin': [{
+                    'url': lyric,
+                }]
+            }
+
+        return {
+            'id': au_id,
+            'title': title,
+            'formats': formats,
+            'artist': song.get('author'),
+            'comment_count': int_or_none(statistic.get('comment')),
+            'description': song.get('intro'),
+            'duration': int_or_none(song.get('duration')),
+            'subtitles': subtitles,
+            'thumbnail': song.get('cover'),
+            'timestamp': int_or_none(song.get('passtime')),
+            'uploader': song.get('uname'),
+            'view_count': int_or_none(statistic.get('play')),
+        }
+
+
+class BilibiliAudioAlbumIE(BilibiliAudioBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?bilibili\.com/audio/am(?P<id>\d+)'
+    _TEST = {
+        'url': 'https://www.bilibili.com/audio/am10624',
+        'info_dict': {
+            'id': '10624',
+            'title': '每日新曲推荐（每日11:00更新）',
+            'description': '每天11:00更新，为你推送最新音乐',
+        },
+        'playlist_count': 19,
+    }
+
+    def _real_extract(self, url):
+        am_id = self._match_id(url)
+
+        songs = self._call_api(
+            'song/of-menu', am_id, {'sid': am_id, 'pn': 1, 'ps': 100})['data']
+
+        entries = []
+        for song in songs:
+            sid = str_or_none(song.get('id'))
+            if not sid:
+                continue
+            entries.append(self.url_result(
+                'https://www.bilibili.com/audio/au' + sid,
+                BilibiliAudioIE.ie_key(), sid))
+
+        if entries:
+            album_data = self._call_api('menu/info', am_id) or {}
+            album_title = album_data.get('title')
+            if album_title:
+                for entry in entries:
+                    entry['album'] = album_title
+                return self.playlist_result(
+                    entries, am_id, album_title, album_data.get('intro'))
+
+        return self.playlist_result(entries, am_id)
+
+
+class BiliBiliPlayerIE(InfoExtractor):
+    _VALID_URL = r'https?://player\.bilibili\.com/player\.html\?.*?\baid=(?P<id>\d+)'
+    _TEST = {
+        'url': 'http://player.bilibili.com/player.html?aid=92494333&cid=157926707&page=1',
+        'only_matching': True,
+    }
+
+    def _real_extract(self, url):
+        video_id = self._match_id(url)
+        return self.url_result(
+            'http://www.bilibili.tv/video/av%s/' % video_id,
+            ie=BiliBiliIE.ie_key(), video_id=video_id)
+
+
+class BiliIntlBaseIE(InfoExtractor):
+    _API_URL = 'https://api.bilibili.tv/intl/gateway'
+    _NETRC_MACHINE = 'biliintl'
+    _HEADERS = {'Referer': 'https://www.bilibili.com/'}
+
+    def _call_api(self, endpoint, *args, **kwargs):
+        json = self._download_json(self._API_URL + endpoint, *args, **kwargs)
+        if json.get('code'):
+            if json['code'] in (10004004, 10004005, 10023006):
+                self.raise_login_required()
+            elif json['code'] == 10004001:
+                self.raise_geo_restricted()
+            else:
+                if json.get('message') and str(json['code']) != json['message']:
+                    errmsg = f'{kwargs.get("errnote", "Unable to download JSON metadata")}: {self.IE_NAME} said: {json["message"]}'
+                else:
+                    errmsg = kwargs.get('errnote', 'Unable to download JSON metadata')
+                if kwargs.get('fatal'):
+                    raise ExtractorError(errmsg)
+                else:
+                    self.report_warning(errmsg)
+        return json.get('data')
+
+    def json2srt(self, json):
+        data = '\n\n'.join(
+            f'{i + 1}\n{srt_subtitles_timecode(line["from"])} --> {srt_subtitles_timecode(line["to"])}\n{line["content"]}'
+            for i, line in enumerate(traverse_obj(json, (
+                'body', lambda _, l: l['content'] and l['from'] and l['to']))))
+        return data
+
+    def _get_subtitles(self, *, ep_id=None, aid=None):
+        sub_json = self._call_api(
+            '/web/v2/subtitle', ep_id or aid, fatal=False,
+            note='Downloading subtitles list', errnote='Unable to download subtitles list',
+            query=filter_dict({
+                'platform': 'web',
+                's_locale': 'en_US',
+                'episode_id': ep_id,
+                'aid': aid,
+            })) or {}
+        subtitles = {}
+        fetched_urls = set()
+        for sub in traverse_obj(sub_json, (('subtitles', 'video_subtitle'), ..., {dict})):
+            for url in traverse_obj(sub, ((None, 'ass', 'srt'), 'url', {url_or_none})):
+                if url in fetched_urls:
+                    continue
+                fetched_urls.add(url)
+                sub_ext = determine_ext(url)
+                sub_lang = sub.get('lang_key') or 'en'
+
+                if sub_ext == 'ass':
+                    subtitles.setdefault(sub_lang, []).append({
+                        'ext': 'ass',
+                        'url': url,
+                    })
+                elif sub_ext == 'json':
+                    sub_data = self._download_json(
+                        url, ep_id or aid, fatal=False,
+                        note=f'Downloading subtitles{format_field(sub, "lang", " for %s")} ({sub_lang})',
+                        errnote='Unable to download subtitles')
+
+                    if sub_data:
+                        subtitles.setdefault(sub_lang, []).append({
+                            'ext': 'srt',
+                            'data': self.json2srt(sub_data),
+                        })
+                else:
+                    self.report_warning('Unexpected subtitle extension', ep_id or aid)
+
+        return subtitles
+
+    def _get_formats(self, *, ep_id=None, aid=None):
+        video_json = self._call_api(
+            '/web/playurl', ep_id or aid, note='Downloading video formats',
+            errnote='Unable to download video formats', query=filter_dict({
+                'platform': 'web',
+                'ep_id': ep_id,
+                'aid': aid,
+            }))
+        video_json = video_json['playurl']
+        formats = []
+        for vid in video_json.get('video') or []:
+            video_res = vid.get('video_resource') or {}
+            video_info = vid.get('stream_info') or {}
+            if not video_res.get('url'):
+                continue
+            formats.append({
+                'url': video_res['url'],
+                'ext': 'mp4',
+                'format_note': video_info.get('desc_words'),
+                'width': video_res.get('width'),
+                'height': video_res.get('height'),
+                'vbr': video_res.get('bandwidth'),
+                'acodec': 'none',
+                'vcodec': video_res.get('codecs'),
+                'filesize': video_res.get('size'),
+            })
+        for aud in video_json.get('audio_resource') or []:
+            if not aud.get('url'):
+                continue
+            formats.append({
+                'url': aud['url'],
+                'ext': 'mp4',
+                'abr': aud.get('bandwidth'),
+                'acodec': aud.get('codecs'),
+                'vcodec': 'none',
+                'filesize': aud.get('size'),
+            })
+
+        return formats
+
+    def _parse_video_metadata(self, video_data):
+        return {
+            'title': video_data.get('title_display') or video_data.get('title'),
+            'description': video_data.get('desc'),
+            'thumbnail': video_data.get('cover'),
+            'timestamp': unified_timestamp(video_data.get('formatted_pub_date')),
+            'episode_number': int_or_none(self._search_regex(
+                r'^E(\d+)(?:$| - )', video_data.get('title_display') or '', 'episode number', default=None)),
+        }
+
+    def _perform_login(self, username, password):
+        if not Cryptodome.RSA:
+            raise ExtractorError('pycryptodomex not found. Please install', expected=True)
+
+        key_data = self._download_json(
+            'https://passport.bilibili.tv/x/intl/passport-login/web/key?lang=en-US', None,
+            note='Downloading login key', errnote='Unable to download login key')['data']
+
+        public_key = Cryptodome.RSA.importKey(key_data['key'])
+        password_hash = Cryptodome.PKCS1_v1_5.new(public_key).encrypt((key_data['hash'] + password).encode('utf-8'))
+        login_post = self._download_json(
+            'https://passport.bilibili.tv/x/intl/passport-login/web/login/password?lang=en-US', None, data=urlencode_postdata({
+                'username': username,
+                'password': base64.b64encode(password_hash).decode('ascii'),
+                'keep_me': 'true',
+                's_locale': 'en_US',
+                'isTrusted': 'true'
+            }), note='Logging in', errnote='Unable to log in')
+        if login_post.get('code'):
+            if login_post.get('message'):
+                raise ExtractorError(f'Unable to log in: {self.IE_NAME} said: {login_post["message"]}', expected=True)
+            else:
+                raise ExtractorError('Unable to log in')
+
+
+class BiliIntlIE(BiliIntlBaseIE):
+    _VALID_URL = r'https?://(?:www\.)?bili(?:bili\.tv|intl\.com)/(?:[a-zA-Z]{2}/)?(play/(?P<season_id>\d+)/(?P<ep_id>\d+)|video/(?P<aid>\d+))'
+    _TESTS = [{
+        # Bstation page
+        'url': 'https://www.bilibili.tv/en/play/34613/341736',
+        'info_dict': {
+            'id': '341736',
+            'ext': 'mp4',
+            'title': 'E2 - The First Night',
+            'thumbnail': r're:^https://pic\.bstarstatic\.com/ogv/.+\.png$',
+            'episode_number': 2,
+            'upload_date': '20201009',
+            'episode': 'Episode 2',
+            'timestamp': 1602259500,
+            'description': 'md5:297b5a17155eb645e14a14b385ab547e',
+            'chapters': [{
+                'start_time': 0,
+                'end_time': 76.242,
+                'title': '<Untitled Chapter 1>'
+            }, {
+                'start_time': 76.242,
+                'end_time': 161.161,
+                'title': 'Intro'
+            }, {
+                'start_time': 1325.742,
+                'end_time': 1403.903,
+                'title': 'Outro'
+            }],
+        }
+    }, {
+        # Non-Bstation page
+        'url': 'https://www.bilibili.tv/en/play/1033760/11005006',
+        'info_dict': {
+            'id': '11005006',
+            'ext': 'mp4',
+            'title': 'E3 - Who?',
+            'thumbnail': r're:^https://pic\.bstarstatic\.com/ogv/.+\.png$',
+            'episode_number': 3,
+            'description': 'md5:e1a775e71a35c43f141484715470ad09',
+            'episode': 'Episode 3',
+            'upload_date': '20211219',
+            'timestamp': 1639928700,
+            'chapters': [{
+                'start_time': 0,
+                'end_time': 88.0,
+                'title': '<Untitled Chapter 1>'
+            }, {
+                'start_time': 88.0,
+                'end_time': 156.0,
+                'title': 'Intro'
+            }, {
+                'start_time': 1173.0,
+                'end_time': 1259.535,
+                'title': 'Outro'
+            }],
+        }
+    }, {
+        # Subtitle with empty content
+        'url': 'https://www.bilibili.tv/en/play/1005144/10131790',
+        'info_dict': {
+            'id': '10131790',
+            'ext': 'mp4',
+            'title': 'E140 - Two Heartbeats: Kabuto\'s Trap',
+            'thumbnail': r're:^https://pic\.bstarstatic\.com/ogv/.+\.png$',
+            'episode_number': 140,
+        },
+        'skip': 'According to the copyright owner\'s request, you may only watch the video after you log in.'
+    }, {
+        # episode comment extraction
+        'url': 'https://www.bilibili.tv/en/play/34580/340317',
+        'info_dict': {
+            'id': '340317',
+            'ext': 'mp4',
+            'timestamp': 1604057820,
+            'upload_date': '20201030',
+            'episode_number': 5,
+            'title': 'E5 - My Own Steel',
+            'description': 'md5:2b17ab10aebb33e3c2a54da9e8e487e2',
+            'thumbnail': r're:https?://pic\.bstarstatic\.com/ogv/.+\.png$',
+            'episode': 'Episode 5',
+            'comment_count': int,
+            'chapters': [{
+                'start_time': 0,
+                'end_time': 61.0,
+                'title': '<Untitled Chapter 1>'
+            }, {
+                'start_time': 61.0,
+                'end_time': 134.0,
+                'title': 'Intro'
+            }, {
+                'start_time': 1290.0,
+                'end_time': 1379.0,
+                'title': 'Outro'
+            }],
+        },
+        'params': {
+            'getcomments': True
+        }
+    }, {
+        # user generated content comment extraction
+        'url': 'https://www.bilibili.tv/en/video/2045730385',
+        'info_dict': {
+            'id': '2045730385',
+            'ext': 'mp4',
+            'description': 'md5:693b6f3967fb4e7e7764ea817857c33a',
+            'timestamp': 1667891924,
+            'upload_date': '20221108',
+            'title': 'That Time I Got Reincarnated as a Slime: Scarlet Bond - Official Trailer 3| AnimeStan',
+            'comment_count': int,
+            'thumbnail': r're:https://pic\.bstarstatic\.(?:com|net)/ugc/f6c363659efd2eabe5683fbb906b1582\.jpg',
+        },
+        'params': {
+            'getcomments': True
+        }
+    }, {
+        # episode id without intro and outro
+        'url': 'https://www.bilibili.tv/en/play/1048837/11246489',
+        'info_dict': {
+            'id': '11246489',
+            'ext': 'mp4',
+            'title': 'E1 - Operation \'Strix\' <Owl>',
+            'description': 'md5:b4434eb1a9a97ad2bccb779514b89f17',
+            'timestamp': 1649516400,
+            'thumbnail': 'https://pic.bstarstatic.com/ogv/62cb1de23ada17fb70fbe7bdd6ff29c29da02a64.png',
+            'episode': 'Episode 1',
+            'episode_number': 1,
+            'upload_date': '20220409',
+        },
+    }, {
+        'url': 'https://www.biliintl.com/en/play/34613/341736',
+        'only_matching': True,
+    }, {
+        # User-generated content (as opposed to a series licensed from a studio)
+        'url': 'https://bilibili.tv/en/video/2019955076',
+        'only_matching': True,
+    }, {
+        # No language in URL
+        'url': 'https://www.bilibili.tv/video/2019955076',
+        'only_matching': True,
+    }, {
+        # Uppercase language in URL
+        'url': 'https://www.bilibili.tv/EN/video/2019955076',
+        'only_matching': True,
+    }]
+
+    @staticmethod
+    def _make_url(video_id, series_id=None):
+        if series_id:
+            return f'https://www.bilibili.tv/en/play/{series_id}/{video_id}'
+        return f'https://www.bilibili.tv/en/video/{video_id}'
+
+    def _extract_video_metadata(self, url, video_id, season_id):
+        url, smuggled_data = unsmuggle_url(url, {})
+        if smuggled_data.get('title'):
+            return smuggled_data
+
+        webpage = self._download_webpage(url, video_id)
+        # Bstation layout
+        initial_data = (
+            self._search_json(r'window\.__INITIAL_(?:DATA|STATE)__\s*=', webpage, 'preload state', video_id, default={})
+            or self._search_nuxt_data(webpage, video_id, '__initialState', fatal=False, traverse=None))
+        video_data = traverse_obj(
+            initial_data, ('OgvVideo', 'epDetail'), ('UgcVideo', 'videoData'), ('ugc', 'archive'), expected_type=dict) or {}
+
+        if season_id and not video_data:
+            # Non-Bstation layout, read through episode list
+            season_json = self._call_api(f'/web/v2/ogv/play/episodes?season_id={season_id}&platform=web', video_id)
+            video_data = traverse_obj(season_json, (
+                'sections', ..., 'episodes', lambda _, v: str(v['episode_id']) == video_id
+            ), expected_type=dict, get_all=False)
+
+        # XXX: webpage metadata may not accurate, it just used to not crash when video_data not found
+        return merge_dicts(
+            self._parse_video_metadata(video_data), {
+                'title': get_element_by_class(
+                    'bstar-meta__title', webpage) or self._html_search_meta('og:title', webpage),
+                'description': get_element_by_class(
+                    'bstar-meta__desc', webpage) or self._html_search_meta('og:description', webpage),
+            }, self._search_json_ld(webpage, video_id, default={}))
+
+    def _get_comments_reply(self, root_id, next_id=0, display_id=None):
+        comment_api_raw_data = self._download_json(
+            'https://api.bilibili.tv/reply/web/detail', display_id,
+            note=f'Downloading reply comment of {root_id} - {next_id}',
+            query={
+                'platform': 'web',
+                'ps': 20,  # comment's reply per page (default: 3)
+                'root': root_id,
+                'next': next_id,
+            })
+
+        for replies in traverse_obj(comment_api_raw_data, ('data', 'replies', ...)):
+            yield {
+                'author': traverse_obj(replies, ('member', 'name')),
+                'author_id': traverse_obj(replies, ('member', 'mid')),
+                'author_thumbnail': traverse_obj(replies, ('member', 'face')),
+                'text': traverse_obj(replies, ('content', 'message')),
+                'id': replies.get('rpid'),
+                'like_count': int_or_none(replies.get('like_count')),
+                'parent': replies.get('parent'),
+                'timestamp': unified_timestamp(replies.get('ctime_text'))
+            }
+
+        if not traverse_obj(comment_api_raw_data, ('data', 'cursor', 'is_end')):
+            yield from self._get_comments_reply(
+                root_id, comment_api_raw_data['data']['cursor']['next'], display_id)
+
+    def _get_comments(self, video_id, ep_id):
+        for i in itertools.count(0):
+            comment_api_raw_data = self._download_json(
+                'https://api.bilibili.tv/reply/web/root', video_id,
+                note=f'Downloading comment page {i + 1}',
+                query={
+                    'platform': 'web',
+                    'pn': i,  # page number
+                    'ps': 20,  # comment per page (default: 20)
+                    'oid': video_id,
+                    'type': 3 if ep_id else 1,  # 1: user generated content, 3: series content
+                    'sort_type': 1,  # 1: best, 2: recent
+                })
+
+            for replies in traverse_obj(comment_api_raw_data, ('data', 'replies', ...)):
+                yield {
+                    'author': traverse_obj(replies, ('member', 'name')),
+                    'author_id': traverse_obj(replies, ('member', 'mid')),
+                    'author_thumbnail': traverse_obj(replies, ('member', 'face')),
+                    'text': traverse_obj(replies, ('content', 'message')),
+                    'id': replies.get('rpid'),
+                    'like_count': int_or_none(replies.get('like_count')),
+                    'timestamp': unified_timestamp(replies.get('ctime_text')),
+                    'author_is_uploader': bool(traverse_obj(replies, ('member', 'type'))),
+                }
+                if replies.get('count'):
+                    yield from self._get_comments_reply(replies.get('rpid'), display_id=video_id)
+
+            if traverse_obj(comment_api_raw_data, ('data', 'cursor', 'is_end')):
+                break
+
+    def _real_extract(self, url):
+        season_id, ep_id, aid = self._match_valid_url(url).group('season_id', 'ep_id', 'aid')
+        video_id = ep_id or aid
+        chapters = None
+
+        if ep_id:
+            intro_ending_json = self._call_api(
+                f'/web/v2/ogv/play/episode?episode_id={ep_id}&platform=web',
+                video_id, fatal=False) or {}
+            if intro_ending_json.get('skip'):
+                # FIXME: start time and end time seems a bit off a few second even it corrext based on ogv.*.js
+                # ref: https://p.bstarstatic.com/fe-static/bstar-web-new/assets/ogv.2b147442.js
+                chapters = [{
+                    'start_time': float_or_none(traverse_obj(intro_ending_json, ('skip', 'opening_start_time')), 1000),
+                    'end_time': float_or_none(traverse_obj(intro_ending_json, ('skip', 'opening_end_time')), 1000),
+                    'title': 'Intro'
+                }, {
+                    'start_time': float_or_none(traverse_obj(intro_ending_json, ('skip', 'ending_start_time')), 1000),
+                    'end_time': float_or_none(traverse_obj(intro_ending_json, ('skip', 'ending_end_time')), 1000),
+                    'title': 'Outro'
+                }]
+
+        return {
+            'id': video_id,
+            **self._extract_video_metadata(url, video_id, season_id),
+            'formats': self._get_formats(ep_id=ep_id, aid=aid),
+            'subtitles': self.extract_subtitles(ep_id=ep_id, aid=aid),
+            'chapters': chapters,
+            '__post_extractor': self.extract_comments(video_id, ep_id),
+            'http_headers': self._HEADERS,
+        }
+
+
+class BiliIntlSeriesIE(BiliIntlBaseIE):
+    IE_NAME = 'biliIntl:series'
+    _VALID_URL = r'https?://(?:www\.)?bili(?:bili\.tv|intl\.com)/(?:[a-zA-Z]{2}/)?(?:play|media)/(?P<id>\d+)/?(?:[?#]|$)'
+    _TESTS = [{
+        'url': 'https://www.bilibili.tv/en/play/34613',
+        'playlist_mincount': 15,
+        'info_dict': {
+            'id': '34613',
+            'title': 'TONIKAWA: Over the Moon For You',
+            'description': 'md5:297b5a17155eb645e14a14b385ab547e',
+            'categories': ['Slice of life', 'Comedy', 'Romance'],
+            'thumbnail': r're:^https://pic\.bstarstatic\.com/ogv/.+\.png$',
+            'view_count': int,
+        },
+        'params': {
+            'skip_download': True,
+        },
+    }, {
+        'url': 'https://www.bilibili.tv/en/media/1048837',
+        'info_dict': {
+            'id': '1048837',
+            'title': 'SPY×FAMILY',
+            'description': 'md5:b4434eb1a9a97ad2bccb779514b89f17',
+            'categories': ['Adventure', 'Action', 'Comedy'],
+            'thumbnail': r're:^https://pic\.bstarstatic\.com/ogv/.+\.jpg$',
+            'view_count': int,
+        },
+        'playlist_mincount': 25,
+    }, {
+        'url': 'https://www.biliintl.com/en/play/34613',
+        'only_matching': True,
+    }, {
+        'url': 'https://www.biliintl.com/EN/play/34613',
+        'only_matching': True,
+    }]
+
+    def _entries(self, series_id):
+        series_json = self._call_api(f'/web/v2/ogv/play/episodes?season_id={series_id}&platform=web', series_id)
+        for episode in traverse_obj(series_json, ('sections', ..., 'episodes', ...), expected_type=dict):
+            episode_id = str(episode['episode_id'])
+            yield self.url_result(smuggle_url(
+                BiliIntlIE._make_url(episode_id, series_id),
+                self._parse_video_metadata(episode)
+            ), BiliIntlIE, episode_id)
+
+    def _real_extract(self, url):
+        series_id = self._match_id(url)
+        series_info = self._call_api(f'/web/v2/ogv/play/season_info?season_id={series_id}&platform=web', series_id).get('season') or {}
+        return self.playlist_result(
+            self._entries(series_id), series_id, series_info.get('title'), series_info.get('description'),
+            categories=traverse_obj(series_info, ('styles', ..., 'title'), expected_type=str_or_none),
+            thumbnail=url_or_none(series_info.get('horizontal_cover')), view_count=parse_count(series_info.get('view')))
+
+
+class BiliLiveIE(InfoExtractor):
+    _VALID_URL = r'https?://live\.bilibili\.com/(?:blanc/)?(?P<id>\d+)'
+
+    _TESTS = [{
+        'url': 'https://live.bilibili.com/196',
+        'info_dict': {
+            'id': '33989',
+            'description': "周六杂谈回，其他时候随机游戏。 | \n录播：@下播型泛式录播组。 | \n直播通知群（全员禁言）：666906670，902092584，59971⑧481 （功能一样，别多加）",
+            'ext': 'flv',
+            'title': "太空狼人杀联动，不被爆杀就算赢",
+            'thumbnail': "https://i0.hdslb.com/bfs/live/new_room_cover/e607bc1529057ef4b332e1026e62cf46984c314d.jpg",
+            'timestamp': 1650802769,
+        },
+        'skip': 'not live'
+    }, {
+        'url': 'https://live.bilibili.com/196?broadcast_type=0&is_room_feed=1?spm_id_from=333.999.space_home.strengthen_live_card.click',
+        'only_matching': True
+    }, {
+        'url': 'https://live.bilibili.com/blanc/196',
+        'only_matching': True
+    }]
+
+    _FORMATS = {
+        80: {'format_id': 'low', 'format_note': '流畅'},
+        150: {'format_id': 'high_res', 'format_note': '高清'},
+        250: {'format_id': 'ultra_high_res', 'format_note': '超清'},
+        400: {'format_id': 'blue_ray', 'format_note': '蓝光'},
+        10000: {'format_id': 'source', 'format_note': '原画'},
+        20000: {'format_id': '4K', 'format_note': '4K'},
+        30000: {'format_id': 'dolby', 'format_note': '杜比'},
+    }
+
+    _quality = staticmethod(qualities(list(_FORMATS)))
+
+    def _call_api(self, path, room_id, query):
+        api_result = self._download_json(f'https://api.live.bilibili.com/{path}', room_id, query=query)
+        if api_result.get('code') != 0:
+            raise ExtractorError(api_result.get('message') or 'Unable to download JSON metadata')
+        return api_result.get('data') or {}
+
+    def _parse_formats(self, qn, fmt):
+        for codec in fmt.get('codec') or []:
+            if codec.get('current_qn') != qn:
+                continue
+            for url_info in codec['url_info']:
+                yield {
+                    'url': f'{url_info["host"]}{codec["base_url"]}{url_info["extra"]}',
+                    'ext': fmt.get('format_name'),
+                    'vcodec': codec.get('codec_name'),
+                    'quality': self._quality(qn),
+                    **self._FORMATS[qn],
+                }
+
+    def _real_extract(self, url):
+        room_id = self._match_id(url)
+        room_data = self._call_api('room/v1/Room/get_info', room_id, {'id': room_id})
+        if room_data.get('live_status') == 0:
+            raise ExtractorError('Streamer is not live', expected=True)
+
+        formats = []
+        for qn in self._FORMATS.keys():
+            stream_data = self._call_api('xlive/web-room/v2/index/getRoomPlayInfo', room_id, {
+                'room_id': room_id,
+                'qn': qn,
+                'codec': '0,1',
+                'format': '0,2',
+                'mask': '0',
+                'no_playurl': '0',
+                'platform': 'web',
+                'protocol': '0,1',
+            })
+            for fmt in traverse_obj(stream_data, ('playurl_info', 'playurl', 'stream', ..., 'format', ...)) or []:
+                formats.extend(self._parse_formats(qn, fmt))
+
+        return {
+            'id': room_id,
+            'title': room_data.get('title'),
+            'description': room_data.get('description'),
+            'thumbnail': room_data.get('user_cover'),
+            'timestamp': stream_data.get('live_time'),
+            'formats': formats,
+            'is_live': True,
+            'http_headers': {
+                'Referer': url,
+            },
+        }