]>
jfr.im git - yt-dlp.git/blob - yt_dlp/extractor/huya.py
7 from .common
import InfoExtractor
18 class HuyaLiveIE(InfoExtractor
):
19 _VALID_URL
= r
'https?://(?:www\.|m\.)?huya\.com/(?P<id>[^/#?&]+)(?:\D|$)'
23 'url': 'https://www.huya.com/572329',
32 'skip_download': True,
35 'url': 'https://www.huya.com/xiaoyugame',
36 'only_matching': True,
54 def _real_extract(self
, url
):
55 video_id
= self
._match
_id
(url
)
56 webpage
= self
._download
_webpage
(url
, video_id
=video_id
)
57 stream_data
= self
._search
_json
(r
'stream:\s', webpage
, 'stream', video_id
=video_id
, default
=None)
58 room_info
= try_get(stream_data
, lambda x
: x
['data'][0]['gameLiveInfo'])
60 raise ExtractorError('Can not extract the room info', expected
=True)
61 title
= room_info
.get('roomName') or room_info
.get('introduction') or self
._html
_extract
_title
(webpage
)
62 screen_type
= room_info
.get('screenType')
63 live_source_type
= room_info
.get('liveSourceType')
64 stream_info_list
= stream_data
['data'][0]['gameStreamInfoList']
65 if not stream_info_list
:
66 raise ExtractorError('Video is offline', expected
=True)
68 for stream_info
in stream_info_list
:
69 stream_url
= stream_info
.get('sFlvUrl')
72 stream_name
= stream_info
.get('sStreamName')
73 re_secret
= not screen_type
and live_source_type
in (0, 8, 13)
74 params
= dict(urllib
.parse
.parse_qsl(unescapeHTML(stream_info
['sFlvAntiCode'])))
77 fm
, ss
= self
.encrypt(params
, stream_info
, stream_name
)
78 for si
in stream_data
.get('vMultiStreamInfo'):
79 display_name
, bitrate
= re
.fullmatch(
80 r
'(.+?)(?:(\d+)M)?', si
.get('sDisplayName')).groups()
81 rate
= si
.get('iBitRate')
83 params
['ratio'] = rate
85 params
.pop('ratio', None)
87 rate
= int(bitrate
) * 1000
89 params
['wsSecret'] = hashlib
.md5(
90 '_'.join([fm
, params
['u'], stream_name
, ss
, params
['wsTime']]))
92 'ext': stream_info
.get('sFlvUrlSuffix'),
93 'format_id': str_or_none(stream_info
.get('iLineIndex')),
95 'url': update_url_query(f
'{stream_url}/{stream_name}.{stream_info.get("sFlvUrlSuffix")}',
97 **self
._RESOLUTION
.get(display_name
, {}),
104 'view_count': room_info
.get('totalCount'),
105 'thumbnail': room_info
.get('screenshot'),
106 'description': room_info
.get('contentIntro'),
108 'Origin': 'https://www.huya.com',
109 'Referer': 'https://www.huya.com/',
113 def encrypt(self
, params
, stream_info
, stream_name
):
114 ct
= int_or_none(params
.get('wsTime'), 16) + random
.random()
115 presenter_uid
= stream_info
['lPresenterUid']
116 if not stream_name
.startswith(str(presenter_uid
)):
119 uid
= int_or_none(ct
% 1e7
* 1e6
% 0xffffffff)
120 u1
= uid
& 0xffffffff00000000
121 u2
= uid
& 0xffffffff
123 u
= u1 | u2
>> 24 | u3
<< 8
126 'seqid': str_or_none(int_or_none(ct
* 1000) + uid
),
128 'uuid': int_or_none(ct
% 1e7
* 1e6
% 0xffffffff),
131 fm
= base64
.b64decode(params
['fm']).decode().split('_', 1)[0]
132 ss
= hashlib
.md5('|'.join([params
['seqid'], params
['ctype'], params
['t']]))