Downloading a file like Paprika.1991.480p.BluRay.x264.ESub-Katmovie18 without paying for it exists in a complex and risky legal gray area.
The video codec used, which offers high-quality compression. ESub: Includes English Subtitles.
: Indicates that the high-definition Blu-ray disc was the "source" used to create this particular digital encode.
So, in summary, you've provided details about a video file named "Paprika" (likely the anime film directed by Satoshi Kon), released in 1991, encoded in 480p resolution from a Blu-ray source, using the x264 encoding standard, with English subtitles, and distributed by a group or site named Katmovie18.