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Table 9 RD performance and time savings of the approach for GOP = 8 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 = 8 (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 0.668 -0.07 71.66 87.93 0.443 -1.09 71.20 88.23
City 0.063 1.81 71.12 87.99 0.018 0.31 71.29 88.31
Foreman 0.040 3.39 72.65 88.41 -0.171 3.21 71.47 88.42
Soccer -0.027 5.52 69.99 86.09 0.105 3.46 70.57 87.24
Harbor 0.361 -0.46 70.30 86.57 0.244 -0.73 69.98 86.48
Mobile 0.022 0.68 70.39 86.31 0.212 -0.23 71.63 87.28
Average 0.188 1.81 71.02 87.22 0.142 0.82 71.02 87.66