
Any ideas what's the problem?
but it also has:DVD and Blu-ray only differ in using run-length encoded graphics instead of text
Hmmmm.AUXDATA directory: contains Sound data files and Font files. sound.bdmv file: stores data relating to one or more sounds associated with HDMV Interactive Graphic streams applications. This file may or may not exist under the AUXDATA directory. If it exists, there shall be only one sound.bdmv file.
aaaaa.otf file: stores the font information associated with Text subtitle applications. The names of these files are in the form “aaaaa.otf”, where “aaaaa” is a 5-digit number corresponding to the Font