[youtube] Disable compression for live streams

youtube_dl/extractor/youtube.py

@@ -1475,6 +1475,11 @@ class YoutubeIE(YoutubeBaseInfoExtractor):
             manifest_url = video_info['hlsvp'][0]
             url_map = self._extract_from_m3u8(manifest_url, video_id)
             formats = _map_to_format_list(url_map)
+            # Accept-Encoding header causes failures in live streams on Youtube and Youtube Gaming
+            for a_format in formats:
+                if 'http_headers' not in a_format:
+                    a_format['http_headers'] = {}
+                a_format['http_headers']['Youtubedl-no-compression'] = True
         else:
             raise ExtractorError('no conn, hlsvp or url_encoded_fmt_stream_map information found in video info')