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[extractor/tiktok] Improve `TikTokLive` extractor (#6520)

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Closes #6459
Authored by: bashonly
pull/6566/head
bashonly 2 years ago committed by GitHub
parent 460da07439
commit 216bcb66d7
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1 changed files with 158 additions and 21 deletions
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179
yt_dlp/extractor/tiktok.py
Unescape Escape View File

@ -1,6 +1,7 @@
import itertools
import json
import random
import re
import string
import time
@ -12,15 +13,18 @@ from ..utils import (
LazyList,
UnsupportedError,
UserNotLive,
format_field,
get_element_by_id,
get_first,
int_or_none,
join_nonempty,
merge_dicts,
qualities,
remove_start,
srt_subtitles_timecode,
str_or_none,
traverse_obj,
try_call,
try_get,
url_or_none,
)
@ -563,7 +567,7 @@ class TikTokIE(TikTokBaseIE):
self.report_warning(f'{e}; trying with webpage')
url = self._create_url(user_id, video_id)
webpage = self._download_webpage(url, video_id, headers={'User-Agent': 'User-Agent:Mozilla/5.0'})
webpage = self._download_webpage(url, video_id, headers={'User-Agent': 'Mozilla/5.0'})
next_data = self._search_nextjs_data(webpage, video_id, default='{}')
if next_data:
status = traverse_obj(next_data, ('props', 'pageProps', 'statusCode'), expected_type=int) or 0
@ -983,40 +987,173 @@ class TikTokVMIE(InfoExtractor):
return self.url_result(new_url)
class TikTokLiveIE(InfoExtractor):
_VALID_URL = r'https?://(?:www\.)?tiktok\.com/@(?P<id>[\w\.-]+)/live'
class TikTokLiveIE(TikTokBaseIE):
_VALID_URL = r'''(?x)https?://(?:
(?:www\.)?tiktok\.com/@(?P<uploader>[\w.-]+)/live|
m\.tiktok\.com/share/live/(?P<id>\d+)
)'''
IE_NAME = 'tiktok:live'
_TESTS = [{
'url': 'https://www.tiktok.com/@weathernewslive/live',
'info_dict': {
'id': '7210809319192726273',
'ext': 'mp4',
'title': r're:ウェザーニュースLiVE[\d\s:-]*',
'creator': 'ウェザーニュースLiVE',
'uploader': 'weathernewslive',
'uploader_id': '6621496731283095554',
'uploader_url': 'https://www.tiktok.com/@weathernewslive',
'live_status': 'is_live',
'concurrent_view_count': int,
},
'params': {'skip_download': 'm3u8'},
}, {
'url': 'https://www.tiktok.com/@pilarmagenta/live',
'info_dict': {
'id': '7209423610325322522',
'ext': 'mp4',
'title': str,
'creator': 'Pilarmagenta',
'uploader': 'pilarmagenta',
'uploader_id': '6624846890674683909',
'uploader_url': 'https://www.tiktok.com/@pilarmagenta',
'live_status': 'is_live',
'concurrent_view_count': int,
},
'skip': 'Livestream',
}, {
'url': 'https://m.tiktok.com/share/live/7209423610325322522/?language=en',
'only_matching': True,
}, {
'url': 'https://www.tiktok.com/@iris04201/live',
'only_matching': True,
}]
def _call_api(self, url, param, room_id, uploader, key=None):
response = traverse_obj(self._download_json(
url, room_id, fatal=False, query={
'aid': '1988',
param: room_id,
}), (key, {dict}), default={})
# status == 2 if live else 4
if int_or_none(response.get('status')) == 2:
return response
# If room_id is obtained via mobile share URL and cannot be refreshed, do not wait for live
elif not uploader:
raise ExtractorError('This livestream has ended', expected=True)
raise UserNotLive(video_id=uploader)
def _real_extract(self, url):
uploader = self._match_id(url)
webpage = self._download_webpage(url, uploader, headers={'User-Agent': 'User-Agent:Mozilla/5.0'})
room_id = self._html_search_regex(r'snssdk\d*://live\?room_id=(\d+)', webpage, 'room ID', default=None)
uploader, room_id = self._match_valid_url(url).group('uploader', 'id')
webpage = self._download_webpage(
url, uploader or room_id, headers={'User-Agent': 'Mozilla/5.0'}, fatal=not room_id)
if webpage:
data = try_call(lambda: self._get_sigi_state(webpage, uploader or room_id))
room_id = (traverse_obj(data, ('UserModule', 'users', ..., 'roomId', {str_or_none}), get_all=False)
or self._search_regex(r'snssdk\d*://live\?room_id=(\d+)', webpage, 'room ID', default=None)
or room_id)
uploader = uploader or traverse_obj(
data, ('LiveRoom', 'liveRoomUserInfo', 'user', 'uniqueId'),
('UserModule', 'users', ..., 'uniqueId'), get_all=False, expected_type=str)
if not room_id:
raise UserNotLive(video_id=uploader)
live_info = traverse_obj(self._download_json(
'https://www.tiktok.com/api/live/detail/', room_id, query={
'aid': '1988',
'roomID': room_id,
}), 'LiveRoomInfo', expected_type=dict, default={})
if 'status' not in live_info:
raise ExtractorError('Unexpected response from TikTok API')
# status = 2 if live else 4
if not int_or_none(live_info['status']) == 2:
raise UserNotLive(video_id=uploader)
formats = []
live_info = self._call_api(
'https://webcast.tiktok.com/webcast/room/info', 'room_id', room_id, uploader, key='data')
get_quality = qualities(('SD1', 'ld', 'SD2', 'sd', 'HD1', 'hd', 'FULL_HD1', 'uhd', 'ORIGION', 'origin'))
parse_inner = lambda x: self._parse_json(x, None)
for quality, stream in traverse_obj(live_info, (
'stream_url', 'live_core_sdk_data', 'pull_data', 'stream_data',
{parse_inner}, 'data', {dict}), default={}).items():
sdk_params = traverse_obj(stream, ('main', 'sdk_params', {parse_inner}, {
'vcodec': ('VCodec', {str}),
'tbr': ('vbitrate', {lambda x: int_or_none(x, 1000)}),
'resolution': ('resolution', {lambda x: re.match(r'(?i)\d+x\d+|\d+p', x).group().lower()}),
}))
flv_url = traverse_obj(stream, ('main', 'flv', {url_or_none}))
if flv_url:
formats.append({
'url': flv_url,
'ext': 'flv',
'format_id': f'flv-{quality}',
'quality': get_quality(quality),
**sdk_params,
})
hls_url = traverse_obj(stream, ('main', 'hls', {url_or_none}))
if hls_url:
formats.append({
'url': hls_url,
'ext': 'mp4',
'protocol': 'm3u8_native',
'format_id': f'hls-{quality}',
'quality': get_quality(quality),
**sdk_params,
})
def get_vcodec(*keys):
return traverse_obj(live_info, (
'stream_url', *keys, {parse_inner}, 'VCodec', {str}))
for stream in ('hls', 'rtmp'):
stream_url = traverse_obj(live_info, ('stream_url', f'{stream}_pull_url', {url_or_none}))
if stream_url:
formats.append({
'url': stream_url,
'ext': 'mp4' if stream == 'hls' else 'flv',
'protocol': 'm3u8_native' if stream == 'hls' else 'https',
'format_id': f'{stream}-pull',
'vcodec': get_vcodec(f'{stream}_pull_url_params'),
'quality': get_quality('ORIGION'),
})
for f_id, f_url in traverse_obj(live_info, ('stream_url', 'flv_pull_url', {dict}), default={}).items():
if not url_or_none(f_url):
continue
formats.append({
'url': f_url,
'ext': 'flv',
'format_id': f'flv-{f_id}'.lower(),
'vcodec': get_vcodec('flv_pull_url_params', f_id),
'quality': get_quality(f_id),
})
# If uploader is a guest on another's livestream, primary endpoint will not have m3u8 URLs
if not traverse_obj(formats, lambda _, v: v['ext'] == 'mp4'):
live_info = merge_dicts(live_info, self._call_api(
'https://www.tiktok.com/api/live/detail/', 'roomID', room_id, uploader, key='LiveRoomInfo'))
if url_or_none(live_info.get('liveUrl')):
formats.append({
'url': live_info['liveUrl'],
'ext': 'mp4',
'protocol': 'm3u8_native',
'format_id': 'hls-fallback',
'vcodec': 'h264',
'quality': get_quality('origin'),
})
uploader = uploader or traverse_obj(live_info, ('ownerInfo', 'uniqueId'), ('owner', 'display_id'))
return {
'id': room_id,
'title': live_info.get('title') or self._html_search_meta(['og:title', 'twitter:title'], webpage, default=''),
'uploader': uploader,
'uploader_id': traverse_obj(live_info, ('ownerInfo', 'id')),
'creator': traverse_obj(live_info, ('ownerInfo', 'nickname')),
'concurrent_view_count': traverse_obj(live_info, ('liveRoomStats', 'userCount'), expected_type=int),
'formats': self._extract_m3u8_formats(live_info['liveUrl'], room_id, 'mp4', live=True),
'uploader_url': format_field(uploader, None, self._UPLOADER_URL_FORMAT) or None,
'is_live': True,
'formats': formats,
'_format_sort_fields': ('quality', 'ext'),
**traverse_obj(live_info, {
'title': 'title',
'uploader_id': (('ownerInfo', 'owner'), 'id', {str_or_none}),
'creator': (('ownerInfo', 'owner'), 'nickname'),
'concurrent_view_count': (('user_count', ('liveRoomStats', 'userCount')), {int_or_none}),
}, get_all=False),
}

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