[downloader/hls] Add event media playlists to unsupported features of hlsnative

youtube_dl/downloader/hls.py

@@ -26,9 +26,12 @@ class HlsFD(FragmentFD):
             # Live streams heuristic does not always work (e.g. geo restricted to Germany
             # http://hls-geo.daserste.de/i/videoportal/Film/c_620000/622873/format,716451,716457,716450,716458,716459,.mp4.csmil/index_4_av.m3u8?null=0)
             #r'#EXT-X-MEDIA-SEQUENCE:(?!0$)',  # live streams [3]
+            r'#EXT-X-PLAYLIST-TYPE:EVENT',  # media segments may be appended to the end of
+                                            # event media playlists [4]
             # 1. https://tools.ietf.org/html/draft-pantos-http-live-streaming-17#section-4.3.2.4
             # 2. https://tools.ietf.org/html/draft-pantos-http-live-streaming-17#section-4.3.2.2
             # 3. https://tools.ietf.org/html/draft-pantos-http-live-streaming-17#section-4.3.3.2
+            # 4. https://tools.ietf.org/html/draft-pantos-http-live-streaming-17#section-4.3.3.5
         )
         return all(not re.search(feature, manifest) for feature in UNSUPPORTED_FEATURES)