def extract_addr(addr, add_meta={}):
parsed_meta, res = parse_url_key(addr.get('url_key', ''))
+ is_bytevc2 = parsed_meta.get('vcodec') == 'bytevc2'
if res:
known_resolutions.setdefault(res, {}).setdefault('height', int_or_none(addr.get('height')))
known_resolutions[res].setdefault('width', int_or_none(addr.get('width')))
'acodec': 'aac',
'source_preference': -2 if 'aweme/v1' in url else -1, # Downloads from API might get blocked
**add_meta, **parsed_meta,
+ # bytevc2 is bytedance's proprietary (unplayable) video codec
+ 'preference': -100 if is_bytevc2 else -1,
'format_note': join_nonempty(
- add_meta.get('format_note'), '(API)' if 'aweme/v1' in url else None, delim=' '),
+ add_meta.get('format_note'), '(API)' if 'aweme/v1' in url else None,
+ '(UNPLAYABLE)' if is_bytevc2 else None, delim=' '),
**audio_meta(url),
} for url in addr.get('url_list') or []]