: The video codec used to compress the movie. XviD was the dominant open-source standard in the mid-2000s for fitting high-quality video into small file sizes (typically 700MB to 1.4GB).
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This is the video codec. Xvid (a backwards spelling of "Divx") is an open-source, lossy video compression library that was the undisputed king of scene releases in the 2000s. An Xvid encode at ~700-1400 kbps could reduce a 7.9 GB DVD to 700 MB (one CD-R) or 1.4 GB (two CDs) with relatively minor visible degradation. For 28 Days Later , the digital noise and grain of the DV source actually compress poorly with Xvid (grain requires high bitrate), so a "good" Xvid rip of this film was a sign of a skilled encoder who used custom quantization matrices. : The video codec used to compress the movie