+ def _extract_info(self, url):
+ mobj = re.match(self._VALID_URL, url)
+ video_id = mobj.group('id')
+ display_id = mobj.group('display_id') or video_id
+
+ webpage = self._download_webpage(
+ url, display_id, headers={'Cookie': 'age_verified=1'})
+
+ formats = []
+ format_urls = set()
+
+ title = None
+ thumbnail = None
+ duration = None
+ encrypted = False
+
+ def extract_format(format_url, height=None):
+ if not isinstance(format_url, compat_str) or not format_url.startswith('http'):
+ return
+ if format_url in format_urls:
+ return
+ format_urls.add(format_url)
+ tbr = int_or_none(self._search_regex(
+ r'[/_](\d+)[kK][/_]', format_url, 'tbr', default=None))
+ if not height:
+ height = int_or_none(self._search_regex(
+ r'[/_](\d+)[pP][/_]', format_url, 'height', default=None))
+ if encrypted:
+ format_url = aes_decrypt_text(
+ video_url, title, 32).decode('utf-8')
+ formats.append({
+ 'url': format_url,
+ 'format_id': '%dp' % height if height else None,
+ 'height': height,
+ 'tbr': tbr,
+ })