Double.indemnity.1944.bdremux.2160p.hdr.dvp8.se... -

That string refers to a of the 1944 film noir classic Double Indemnity .

: Stands for High Dynamic Range , which provides better contrast and a wider range of colors. Double.Indemnity.1944.BDREMUX.2160p.HDR.DVP8.se...

: This indicates it is a "remux" of a Blu-ray Disc. The video and audio data have been taken directly from the disc without being re-compressed, meaning it retains the original maximum quality of the physical media. 2160p : This is 4K resolution ( That string refers to a of the 1944

: This is a specific type of Dolby Vision metadata. Profile 8 is designed to be backwards compatible, allowing the file to play in HDR10 on devices that don't support Dolby Vision. The video and audio data have been taken

In short, this is likely the (or a similar restoration) converted into a digital file format for the best possible home viewing experience.

: The movie title and its original release year.