+ }]
+
+ def _extract_vrv_formats(self, url, video_id, stream_format, audio_lang, hardsub_lang):
+ if not url or stream_format not in ('hls', 'dash'):
+ return []
+ assert audio_lang or hardsub_lang
+ stream_id_list = []
+ if audio_lang:
+ stream_id_list.append('audio-%s' % audio_lang)
+ if hardsub_lang:
+ stream_id_list.append('hardsub-%s' % hardsub_lang)
+ stream_id = '-'.join(stream_id_list)
+ format_id = '%s-%s' % (stream_format, stream_id)
+ if stream_format == 'hls':
+ adaptive_formats = self._extract_m3u8_formats(
+ url, video_id, 'mp4', m3u8_id=format_id,
+ note='Downloading %s m3u8 information' % stream_id,
+ fatal=False)
+ elif stream_format == 'dash':
+ adaptive_formats = self._extract_mpd_formats(
+ url, video_id, mpd_id=format_id,
+ note='Downloading %s MPD information' % stream_id,
+ fatal=False)
+ if audio_lang:
+ for f in adaptive_formats:
+ if f.get('acodec') != 'none':
+ f['language'] = audio_lang
+ return adaptive_formats