Bez.odwrotu - (1986) Multi.bluray.m1080p.x264-ltn...

: The source was a physical Blu-ray disc. The "m" (mini) usually suggests it is a high-quality encode but compressed to a smaller file size than a full 1:1 disc rip.

The filename you provided refers to a specific digital release of the 1986 martial arts film (Polish title: Bez odwrotu ). Bez.odwrotu (1986) MULTI.BluRay.m1080p.x264-LTN...

: This is the compression standard used for the video. It is widely compatible with almost all modern devices. : The source was a physical Blu-ray disc

This particular file is a encoded with the x264 codec at 1080p resolution. Technical Breakdown Bez.odwrotu (1986) MULTI.BluRay.m1080p.x264-LTN...

: Right-click the video while it's playing, go to Audio > Audio Track to choose between English or Polish. Go to Subtitle > Subtitle Track to enable text.