The source material was a physical 3D Blu-ray disc, ensuring high-quality bitrates compared to streaming versions. This refers to the audio codec ( Digital Theater Systems
This release is designed for high-end home theater setups, specifically those with 3D capabilities: Resolution (1080p) : High-definition video with 1920x1080 pixels. Format (Half-SBS) : Stands for Side-by-Side Gravity.3D.2013.1080p.BluRay.Half-SBS.DTS.x264-...
. The file name Gravity.3D.2013.1080p.BluRay.Half-SBS.DTS.x264-PublicHD indicates it is a Side-by-Side (SBS) 3D encode, which requires specific hardware and software settings to view correctly. The source material was a physical 3D Blu-ray