yt-dlp/yt_dlp/extractor/chzzk.py

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import functools
from .common import InfoExtractor
from ..utils import (
ExtractorError,
float_or_none,
int_or_none,
parse_iso8601,
url_or_none,
)
from ..utils.traversal import traverse_obj
class CHZZKLiveIE(InfoExtractor):
IE_NAME = 'chzzk:live'
_VALID_URL = r'https?://chzzk\.naver\.com/live/(?P<id>[\da-f]+)'
_TESTS = [{
'url': 'https://chzzk.naver.com/live/c68b8ef525fb3d2fa146344d84991753',
'info_dict': {
'id': 'c68b8ef525fb3d2fa146344d84991753',
'ext': 'mp4',
'title': str,
'channel': '진짜도현',
'channel_id': 'c68b8ef525fb3d2fa146344d84991753',
'channel_is_verified': False,
'thumbnail': r're:^https?://.*\.jpg$',
'timestamp': 1705510344,
'upload_date': '20240117',
'live_status': 'is_live',
'view_count': int,
'concurrent_view_count': int,
},
'skip': 'The channel is not currently live',
}]
def _real_extract(self, url):
channel_id = self._match_id(url)
live_detail = self._download_json(
f'https://api.chzzk.naver.com/service/v2/channels/{channel_id}/live-detail', channel_id,
note='Downloading channel info', errnote='Unable to download channel info')['content']
if live_detail.get('status') == 'CLOSE':
raise ExtractorError('The channel is not currently live', expected=True)
live_playback = self._parse_json(live_detail['livePlaybackJson'], channel_id)
thumbnails = []
thumbnail_template = traverse_obj(
live_playback, ('thumbnail', 'snapshotThumbnailTemplate', {url_or_none}))
if thumbnail_template and '{type}' in thumbnail_template:
for width in traverse_obj(live_playback, ('thumbnail', 'types', ..., {str})):
thumbnails.append({
'id': width,
'url': thumbnail_template.replace('{type}', width),
'width': int_or_none(width),
})
formats, subtitles = [], {}
for media in traverse_obj(live_playback, ('media', lambda _, v: url_or_none(v['path']))):
is_low_latency = media.get('mediaId') == 'LLHLS'
fmts, subs = self._extract_m3u8_formats_and_subtitles(
media['path'], channel_id, 'mp4', fatal=False, live=True,
m3u8_id='hls-ll' if is_low_latency else 'hls')
for f in fmts:
if is_low_latency:
f['source_preference'] = -2
if '-afragalow.stream-audio.stream' in f['format_id']:
f['quality'] = -2
formats.extend(fmts)
self._merge_subtitles(subs, target=subtitles)
return {
'id': channel_id,
'is_live': True,
'formats': formats,
'subtitles': subtitles,
'thumbnails': thumbnails,
**traverse_obj(live_detail, {
'title': ('liveTitle', {str}),
'timestamp': ('openDate', {functools.partial(parse_iso8601, delimiter=' ')}),
'concurrent_view_count': ('concurrentUserCount', {int_or_none}),
'view_count': ('accumulateCount', {int_or_none}),
'channel': ('channel', 'channelName', {str}),
'channel_id': ('channel', 'channelId', {str}),
'channel_is_verified': ('channel', 'verifiedMark', {bool}),
}),
}
class CHZZKVideoIE(InfoExtractor):
IE_NAME = 'chzzk:video'
_VALID_URL = r'https?://chzzk\.naver\.com/video/(?P<id>\d+)'
_TESTS = [{
'url': 'https://chzzk.naver.com/video/1754',
'md5': 'b0c0c1bb888d913b93d702b1512c7f06',
'info_dict': {
'id': '1754',
'ext': 'mp4',
'title': '치지직 테스트 방송',
'channel': '침착맨',
'channel_id': 'bb382c2c0cc9fa7c86ab3b037fb5799c',
'channel_is_verified': False,
'thumbnail': r're:^https?://.*\.jpg$',
'duration': 15577,
'timestamp': 1702970505.417,
'upload_date': '20231219',
'view_count': int,
},
}]
def _real_extract(self, url):
video_id = self._match_id(url)
video_meta = self._download_json(
f'https://api.chzzk.naver.com/service/v2/videos/{video_id}', video_id,
note='Downloading video info', errnote='Unable to download video info')['content']
formats, subtitles = self._extract_mpd_formats_and_subtitles(
f'https://apis.naver.com/neonplayer/vodplay/v1/playback/{video_meta["videoId"]}', video_id,
query={
'key': video_meta['inKey'],
'env': 'real',
'lc': 'en_US',
'cpl': 'en_US',
}, note='Downloading video playback', errnote='Unable to download video playback')
return {
'id': video_id,
'formats': formats,
'subtitles': subtitles,
**traverse_obj(video_meta, {
'title': ('videoTitle', {str}),
'thumbnail': ('thumbnailImageUrl', {url_or_none}),
'timestamp': ('publishDateAt', {functools.partial(float_or_none, scale=1000)}),
'view_count': ('readCount', {int_or_none}),
'duration': ('duration', {int_or_none}),
'channel': ('channel', 'channelName', {str}),
'channel_id': ('channel', 'channelId', {str}),
'channel_is_verified': ('channel', 'verifiedMark', {bool}),
}),
}