This naming convention follows standard "Scene" tagging rules used for digital video files:
A "Blu-ray Rip" meaning the source for this file was a previous Blu-ray encode (likely a BDRip), rather than the original disc itself. The.Notebook.2004.PL.720p.BRRip.XviD.AC3-DustnWind
The video resolution (1280 x 720 pixels), which is considered high-definition (HD). The.Notebook.2004.PL.720p.BRRip.XviD.AC3-DustnWind
The movie title and its original theatrical release year. The.Notebook.2004.PL.720p.BRRip.XviD.AC3-DustnWind
The video codec used to compress the movie. XviD is an older format that allows for small file sizes while maintaining decent quality.
The name of the "release group" or individual who encoded and distributed this specific version. Movie Overview: The Notebook (2004) The Notebook (2004)