Research Article
Macroblock Layer Rate Control Based on Structural Similarity and Mean Absolute Difference for H.264
Table 6
Bit rate comparison of the JM10.1, the PRDO, and the proposed algorithms (QP = 28).
| Sequence | Target bit rate (kbps) | JM10.1 (kbps) | PRDO (kbps) | Proposed (kbps) |
| Crew | 64 | 64.35 | 64.29 | 64.25 | Carphone | 64 | 64.38 | 64.31 | 64.29 | Highway | 64 | 64.96 | 64.72 | 64.57 | Foreman | 64 | 64.31 | 64.28 | 64.25 | Claire | 64 | 64.31 | 64.29 | 64.23 | Crew | 128 | 128.11 | 128.25 | 128.27 | Carphone | 128 | 128.57 | 128.36 | 128.31 | Highway | 128 | 129.30 | 128.98 | 128.79 | Foreman | 128 | 128.47 | 128.35 | 128.29 | Claire | 128 | 128.60 | 128.49 | 128.45 | Crew | 256 | 256.08 | 256.13 | 256.18 | Carphone | 256 | 256.44 | 256.31 | 256.19 | Highway | 256 | 257.53 | 257.12 | 256.88 | Foreman | 256 | 256.50 | 256.39 | 256.34 | Claire | 256 | 257.15 | 256.87 | 256.56 | Crew | 512 | 512.04 | 512.24 | 512.29 | Carphone | 512 | 512.07 | 512.05 | 512.13 | Highway | 512 | 512.21 | 512.19 | 512.17 | Foreman | 512 | 512.48 | 512.43 | 512.34 | Claire | 512 | 514.41 | 513.57 | 513.21 |
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