Table 3 Performance comparison with the simple-SR scheme for CIF resolution in the LP mode
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 | Variable 8 | -37.9 | -0.01 | +0.12 | -5.05 | 0.00 | +0.10 | -3.49 | +0.03 | -2.83 |
| Â | Variable 16 | -70.2 | -0.01 | +0.34 | -30.1 | -0.02 | +2.43 | -16.5 | +0.07 | -9.29 |
| Â | Variable 24 | -83.0 | -0.01 | +0.04 | -51.2 | -0.02 | +1.20 | -32.6 | -0.01 | +0.04 |
EPZS | Variable 8 | -32.9 | 0.00 | -0.01 | -3.44 | -0.01 | +0.37 | -2.73 | -0.02 | +1.42 |
| Â | Variable 16 | -65.7 | -0.01 | -0.13 | -27.8 | -0.03 | +2.84 | -16.2 | -0.05 | +3.35 |
| Â | Variable 24 | -79.9 | +0.01 | -0.11 | -49.8 | -0.01 | +1.49 | -32.1 | -0.01 | +1.25 |