Table 7 Rate and distortion for reversible embedding using either intracoded frames (I) or enhanced intraframes (EI) at varying QP and δ values.
From: Video Data Hiding for Managing Privacy Information in Surveillance Systems
QP |
|
| Rate increase | Distortion | |||
|---|---|---|---|---|---|---|---|
| Â | Â | I | EI | I | EI | I | EI |
Hall monitor | |||||||
5 | 0 | 6357.18 | 2952.49 | 34.54 | 11.86 | 448.80 | 137.89 |
| Â | 0.5 | 6225.73 | 2895.05 | 31.76 | 9.69 | 449.70 | 149.19 |
| Â | 1 | 6171.53 | 2877.52 | 30.61 | 9.02 | 791.91 | 186.96 |
10 | 0 | 4486.32 | 1460.35 | 42.65 | 6.86 | 177.87 | 157.18 |
| Â | 0.5 | 4236.80 | 1441.40 | 34.72 | 5.47 | 205.28 | 170.34 |
| Â | 1 | 4227.27 | 1439.44 | 11.94 | 5.33 | 216.24 | 182.05 |
15 | 0 | 3734.78 | 1025.34 | 48.02 | 5.54 | 235.81 | 140.01 |
| Â | 0.5 | 3548.35 | 1023.92 | 40.63 | 5.40 | 249.32 | 167.56 |
| Â | 1 | 3520.27 | 1016.06 | 39.52 | 4.59 | 263.15 | 244.73 |
20 | 0 | 3228.89 | 822.79 | 47.82 | 7.25 | 290.19 | 140.45 |
| Â | 0.5 | 3154.32 | 812.12 | 44.41 | 5.86 | 291.26 | 165.05 |
| Â | 1 | 3104.45 | 810.54 | 42.12 | 5.65 | 306.59 | 309.36 |
Conference | |||||||
5 | 0 | 4637.92 | 2190.74 | 30.90 | 3.28 | 104.69 | 80.79 |
| Â | 0.5 | 4624.90 | 2172.82 | 30.53 | 2.44 | 120.08 | 82.53 |
| Â | 1 | 4602.82 | 2164.65 | 29.91 | 2.05 | 131.70 | 103.17 |
10 | 0 | 3292.24 | 1143.23 | 41.21 | 2.19 | 154.80 | 118.28 |
| Â | 0.5 | 3280.63 | 1131.16 | 40.71 | 1.11 | 167.42 | 120.66 |
| Â | 1 | 3277.95 | 1128.78 | 40.60 | 0.90 | 248.62 | 143.75 |
15 | 0 | 2849.20 | 868.24 | 47.19 | 2.02 | 187.94 | 106.50 |
| Â | 0.5 | 2845.70 | 859.10 | 47.11 | 0.95 | 193.69 | 146.05 |
| Â | 1 | 2820.19 | 857.51 | 45.79 | 0.76 | 287.39 | 195.25 |
20 | 0 | 2630.75 | 739.25 | 51.21 | 3.25 | 207.57 | 125.42 |
| Â | 0.5 | 2555.75 | 735.21 | 46.90 | 2.68 | 210.97 | 157.84 |
| Â | 1 | 2514.27 | 729.63 | 44.52 | 1.90 | 362.06 | 251.81 |
(kbps)