Can I pull from an HLS stream to Red5 Pro?
Using a player like VideoJS, set the tech order to prefer HTML5 over Flash and then ensure that you're using the appropriate URL for the stream.
An example URL pattern would look something like this:
Note that it ends in .m3u8, has the port and uses the context and app names.
For more information please see the HLS subscribe section of the Red5 Pro HTML5 SDK doc.