Virgin.concerto.2019.720p.hdrip.x264.esub-katmo...

(as a release quality, not the film itself)

: This suggests that the video is a rip (copy) from an HDR (High Dynamic Range) source. HDR offers improved color and contrast over standard dynamic range (SDR) content, providing a more immersive viewing experience. Virgin.Concerto.2019.720p.HDRip.x264.ESub-Katmo...

This denotes the vertical resolution of the video. 720p is considered the standard for High Definition (HD), offering a balance between clear picture quality and manageable file sizes. (as a release quality, not the film itself)

: This indicates the year the movie or video was released. (as a release quality

: This seems to be the release group or the entity that has made this file available. Release groups are often communities or individuals who obtain movies or TV shows and then encode and distribute them online.