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[youtube:tab] Extract channel banner (#2400)

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Closes #2237
Authored by: coletdjnz
This commit is contained in:
coletdjnz 2022-01-20 14:59:09 +00:00 committed by GitHub
parent d14cbdd92d
commit 301d07fc4b
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1 changed files with 32 additions and 5 deletions
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37
yt_dlp/extractor/youtube.py
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@ -3913,10 +3913,37 @@ class YoutubeTabBaseInfoExtractor(YoutubeBaseInfoExtractor):
playlist_id = channel_id
tags = renderer.get('keywords', '').split()
thumbnails = (
self._extract_thumbnails(renderer, 'avatar')
or self._extract_thumbnails(
primary_sidebar_renderer, ('thumbnailRenderer', 'playlistVideoThumbnailRenderer', 'thumbnail')))
# We can get the uncropped banner/avatar by replacing the crop params with '=s0'
# See: https://github.com/yt-dlp/yt-dlp/issues/2237#issuecomment-1013694714
def _get_uncropped(url):
return url_or_none((url or '').split('=')[0] + '=s0')
avatar_thumbnails = self._extract_thumbnails(renderer, 'avatar')
if avatar_thumbnails:
uncropped_avatar = _get_uncropped(avatar_thumbnails[0]['url'])
if uncropped_avatar:
avatar_thumbnails.append({
'url': uncropped_avatar,
'id': 'avatar_uncropped',
'preference': 1
})
channel_banners = self._extract_thumbnails(
data, ('header', ..., ['banner', 'mobileBanner', 'tvBanner']))
for banner in channel_banners:
banner['preference'] = -10
if channel_banners:
uncropped_banner = _get_uncropped(channel_banners[0]['url'])
if uncropped_banner:
channel_banners.append({
'url': uncropped_banner,
'id': 'banner_uncropped',
'preference': -5
})
primary_thumbnails = self._extract_thumbnails(
primary_sidebar_renderer, ('thumbnailRenderer', 'playlistVideoThumbnailRenderer', 'thumbnail'))
if playlist_id is None:
playlist_id = item_id
@ -3935,7 +3962,7 @@ class YoutubeTabBaseInfoExtractor(YoutubeBaseInfoExtractor):
'uploader': channel_name,
'uploader_id': channel_id,
'uploader_url': channel_url,
'thumbnails': thumbnails,
'thumbnails': primary_thumbnails + avatar_thumbnails + channel_banners,
'tags': tags,
'view_count': self._get_count(playlist_stats, 1),
'availability': self._extract_availability(data),