webpage = self._download_webpage(mrss_url + '?hd', video_id, note='Downloading HD webpage')
if is_hd(webpage):
video_url = extract_video_url(webpage)
webpage = self._download_webpage(mrss_url + '?hd', video_id, note='Downloading HD webpage')
if is_hd(webpage):
video_url = extract_video_url(webpage)