LuaMatroskaParser is a project to parse Matroska files. The focus is on handling the Matroska features as easy to use as possible.
There is a method to quickly scan a loaded file and detect Hard-Linking.
function Matroska_Parser:hardlinking_is_used()
When Hard-Linking is used there is another method to get the needed UUID's
from the other files quickly.
function Matroska_Parser:hardlinking_get_uids()
Matroska supports multiple rotation options and some players supports this. There is also a non official method with the Matroska Tags which is also supported by some players.
function Matroska_Parser:get_video_rotation(vid)
MKVToolNix is not part of Matroska but it is the most popular tool to work with Matroska files. MKVToolNix has a great feature called Track Statistics Tags, such Tags contains useful information. To get such Tags quickly, there is a method:
function Matroska_Parser:find_MTX_stats_tag(track)