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Table 2 RD performance and time savings of the approach for GOP = 2 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 = 2 (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 0.042 -0.05 57.96 85.38 0.055 -0.08 58.94 86.64
City 0.026 0.92 57.16 84.16 0.055 0.25 58.24 85.61
Foreman 0.077 1.21 56.20 82.70 -0.059 1.51 58.12 85.46
Soccer 0.036 1.45 54.34 79.86 0.021 1.28 56.28 82.85
Harbor 0.022 -0.13 52.91 77.95 0.047 -0.35 56.12 80.58
Mobile 0.033 -0.15 52.28 76.93 0.080 -1.10 54.51 80.09
Average 0.039 0.54 55.14 81.16 0.033 0.25 57.03 83.54