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Table 5 RD performance and time savings of the approach for GOP = 16 and different resolutions

From: Low-complexity transcoding algorithm from H.264/AVC to SVC using data mining

RD performance and time savings of the H.264/AVC-to-SVC transcoder
GOP = 16 (baseline profile)
Sequence QCIF (15 Hz) CIF (30 Hz)
  ΔPSNR (dB) ΔBitrate (%) Time saving (%) ΔPSNR (dB) ΔBitrate (%) Time saving (%)
Full seq. Partial Full seq. Partial
Hall 0.325 0.58 69.47 85.97 -0.673 1.90 67.61 86.89
City -0.040 3.14 69.01 85.45 -0.140 1.96 67.16 86.39
Foreman -0.333 3.36 65.30 82.47 -0.104 4.86 66.74 85.88
Soccer 0.068 3.03 66.02 81.60 0.031 3.60 65.29 83.83
Harbor 0.199 0.99 65.13 80.51 0.280 2.43 62.78 81.15
Mobile 0.024 1.18 63.31 79.07 0.218 0.17 63.41 81.66
Average 0.041 2.05 66.37 82.51 -0.065 2.49 65.50 84.30