[ie/cloudycdn] Fix formats extraction (#10271)

Authored by: Caesim404

yt_dlp/extractor/cloudycdn.py

@@ -1,3 +1,5 @@
+import re
+
 from .common import InfoExtractor
 from ..utils import (
     int_or_none,
@@ -35,6 +37,20 @@ class CloudyCDNIE(InfoExtractor):
             'duration': 1205,
             'upload_date': '20221130',
         },
+    }, {
+        # Video-only m3u8 formats need manual fixup
+        'url': 'https://embed.cloudycdn.services/ltv/media/08j_d24-6000-074',
+        'md5': 'fc472e40f6e6238446509be411c920e2',
+        'info_dict': {
+            'id': '08j_d24-6000-074',
+            'ext': 'mp4',
+            'upload_date': '20240620',
+            'duration': 1673,
+            'title': 'D24-6000-074-cetstud',
+            'timestamp': 1718902233,
+            'thumbnail': 'https://store.cloudycdn.services/tmsp00060/assets/media/788392/placeholder1718903938.jpg',
+        },
+        'params': {'format': 'bv'},
     }]
     _WEBPAGE_TESTS = [{
         'url': 'https://www.tavaklase.lv/video/es-esmu-mina-um-2/',
@@ -63,6 +79,9 @@ def _real_extract(self, url):
         formats, subtitles = [], {}
         for m3u8_url in traverse_obj(data, ('source', 'sources', ..., 'src', {url_or_none})):
             fmts, subs = self._extract_m3u8_formats_and_subtitles(m3u8_url, video_id, fatal=False)
+            for fmt in fmts:
+                if re.search(r'chunklist_b\d+_vo_', fmt['url']):
+                    fmt['acodec'] = 'none'
             formats.extend(fmts)
             self._merge_subtitles(subs, target=subtitles)