: BluRay . The file was encoded from a high-quality Blu-ray disc source.

: .mkv (Matroska Video). This is a flexible, open-standard container format that can hold multiple video, audio, and subtitle tracks in a single file.

: 720p . This indicates High Definition (HD) quality with a vertical resolution of 720 pixels, typically 1280x720.

: x264 . This is an open-source encoder for the H.264 standard. It provides high compression with superior quality compared to older formats like Xvid. Audio (HIN Multi AAC2.0) :

Here are the key technical features of the file as indicated by the naming convention:

(PDF) Dataset for file fragment classification of textual file formats