A new HEVC ROI encryption scheme reaches 8x8 coding-unit precision by combining prompt-based segmentation, multi-syntax-element perturbation, and PCM/MV diffusion isolation.
High efficiency video coding (hevc),
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A H.265/HEVC Fine-Grained ROI Video Encryption Algorithm Based on Coding Unit and Prompt Segmentation
A new HEVC ROI encryption scheme reaches 8x8 coding-unit precision by combining prompt-based segmentation, multi-syntax-element perturbation, and PCM/MV diffusion isolation.