[ie/tiktok] Deprioritize animated thumbnails (#11645)

Closes #11641
Authored by: bashonly

yt_dlp/extractor/tiktok.py

@@ -413,15 +413,6 @@ class TikTokBaseIE(InfoExtractor):
             for f in formats:
                 self._set_cookie(urllib.parse.urlparse(f['url']).hostname, 'sid_tt', auth_cookie.value)
 
-        thumbnails = []
-        for cover_id in ('cover', 'ai_dynamic_cover', 'animated_cover', 'ai_dynamic_cover_bak',
-                         'origin_cover', 'dynamic_cover'):
-            for cover_url in traverse_obj(video_info, (cover_id, 'url_list', ...)):
-                thumbnails.append({
-                    'id': cover_id,
-                    'url': cover_url,
-                })
-
         stats_info = aweme_detail.get('statistics') or {}
         music_info = aweme_detail.get('music') or {}
         labels = traverse_obj(aweme_detail, ('hybrid_label', ..., 'text'), expected_type=str)
@@ -467,7 +458,17 @@ class TikTokBaseIE(InfoExtractor):
             'formats': formats,
             'subtitles': self.extract_subtitles(
                 aweme_detail, aweme_id, traverse_obj(author_info, 'uploader', 'uploader_id', 'channel_id')),
-            'thumbnails': thumbnails,
+            'thumbnails': [
+                {
+                    'id': cover_id,
+                    'url': cover_url,
+                    'preference': -1 if cover_id in ('cover', 'origin_cover') else -2,
+                }
+                for cover_id in (
+                    'cover', 'ai_dynamic_cover', 'animated_cover',
+                    'ai_dynamic_cover_bak', 'origin_cover', 'dynamic_cover')
+                for cover_url in traverse_obj(video_info, (cover_id, 'url_list', ...))
+            ],
             'duration': (traverse_obj(video_info, (
                 (None, 'download_addr'), 'duration', {int_or_none(scale=1000)}, any))
                 or traverse_obj(music_info, ('duration', {int_or_none}))),
@@ -600,11 +601,15 @@ class TikTokBaseIE(InfoExtractor):
                 'repost_count': 'shareCount',
                 'comment_count': 'commentCount',
             }), expected_type=int_or_none),
-            'thumbnails': traverse_obj(aweme_detail, (
-                (None, 'video'), ('thumbnail', 'cover', 'dynamicCover', 'originCover'), {
-                    'url': ({url_or_none}, {self._proto_relative_url}),
-                },
-            )),
+            'thumbnails': [
+                {
+                    'id': cover_id,
+                    'url': self._proto_relative_url(cover_url),
+                    'preference': -2 if cover_id == 'dynamicCover' else -1,
+                }
+                for cover_id in ('thumbnail', 'cover', 'dynamicCover', 'originCover')
+                for cover_url in traverse_obj(aweme_detail, ((None, 'video'), cover_id, {url_or_none}))
+            ],
         }