Table 1 Performance comparison with the fixed-SR scheme for CIF resolution
From: Memory bandwidth-scalable motion estimation for mobile video coding
Search algorithm | Sequence | Akiyo | Foreman | Stefan | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
|  | BW pattern | ΔBW (%) | ΔPSNR (dB) | ΔBit-rate (%) | ΔBW (%) | ΔPSNR (dB) | ΔBit-rate (%) | ΔBW (%) | ΔPSNR (dB) | ΔBit-rate (%) |
FS | Const. 8a | -35.2 | -0.02 | +0.24 | -4.78 | -0.02 | +1.79 | -1.01 | +0.10 | -13.42 |
| Â | Const. 16a | -69.8 | -0.01 | -0.35 | -22.07 | -0.02 | +2.10 | -6.04 | +0.01 | -2.45 |
| Â | Const. 24a | -82.8 | -0.01 | -0.45 | -43.74 | -0.02 | +1.99 | -17.59 | +0.01 | -1.21 |
EPZS | Const. 8a | -31.3 | -0.01 | +0.07 | -3.66 | -0.03 | +3.21 | -0.25 | -0.03 | +2.12 |
| Â | Const. 16a | -65.4 | -0.01 | -0.17 | -21.26 | -0.03 | +2.53 | -7.14 | -0.04 | +3.13 |
| Â | Const. 24a | -79.8 | +0.01 | -0.45 | -42.95 | -0.03 | +2.01 | -18.75 | -0.02 | +1.46 |