SPORT: Spherical-PSNR-Optimized tRuncaTion for Power-Efficient 360-Degree Video Systems

Memory bandwidth accounts for 30-40% of total power consumption in standalone virtual reality (VR) headsets, yet existing systems typically store the entire 360-degree frame at a uniform resolution regardless of viewer gaze. This paper presents SPORT (Spherical-PSNR Optimized tRuncaTion), a bit-trun…

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