An explanation of and technical specs (like X264, MKV, and DD 5.1) used in digital media? Could you clarify which topic you’re interested in?
If you have acquired this file legally (e.g., you own the Blu-ray and are using a backup), here is the optimal playback chain to respect the DD 5.1 and 1080p x264: Bait -2012- X264 -MKV-1080P DD 5.1 NL Subs TBS ...