+ elif re.search(r'(?i)\.(?:ism|smil)/manifest', video_url) and video_url != url:
+ # Just matching .ism/manifest is not enough to be reliably sure
+ # whether it's actually an ISM manifest or some other streaming
+ # manifest since there are various streaming URL formats
+ # possible (see [1]) as well as some other shenanigans like
+ # .smil/manifest URLs that actually serve an ISM (see [2]) and
+ # so on.
+ # Thus the most reasonable way to solve this is to delegate
+ # to generic extractor in order to look into the contents of
+ # the manifest itself.
+ # 1. https://azure.microsoft.com/en-us/documentation/articles/media-services-deliver-content-overview/#streaming-url-formats
+ # 2. https://svs.itworkscdn.net/lbcivod/smil:itwfcdn/lbci/170976.smil/Manifest
+ entry_info_dict = self.url_result(
+ smuggle_url(video_url, {'to_generic': True}),
+ GenericIE.ie_key())