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Table 11 RD performance and time savings of the approach for GOP = 32 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 = 32 (main 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 0.626 0.29 70.31 88.83 0.166 -0.34 66.90 87.78
City -0.020 1.68 68.97 88.61 -0.011 0.46 67.60 87.78
Foreman -0.024 3.41 69.16 88.32 0.001 3.19 67.93 87.93
Soccer 0.018 5.79 66.12 86.12 0.089 3.62 67.17 86.92
Harbor 0.371 0.16 68.13 87.39 0.229 -0.15 66.96 86.79
Mobile 0.102 1.03 67.08 86.74 0.144 0.46 66.63 86.59
Average 0.179 2.06 68.30 87.67 0.103 1.21 67.20 87.30