Table 6 Comparative evaluation of the proposed solution.
From: Compression Independent Reversible Encryption for Privacy in Video Surveillance
Video selective encryption method | Privacy completeness | Compression Independence | Reversibility | Robustness to Transcoding | Domain | General bit-rate increases |
|---|---|---|---|---|---|---|
Obfuscation [1] | Yes | Yes | No | No | Pixel | No |
Transform-domain scrambling coefficients [2] | Yes | No | Yes | No | Transform | Yes |
Invertible cryptographic obscuration [6] | Yes | No | Yes | No | Bit-stream | Yes |
Skin tone replacement [7] | Not always | Yes | No | Yes | Pixel | No |
Lower quality ROI [8] | Yes | No | No | No | Bit-stream | No |
Proposed Solution | Yes | Yes | Yes | Yes | Pixel | Yes |