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Table 4 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 (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 0.158 0.37 70.59 86.28 0.025 0.47 70.69 86.83
City -0.008 2.67 70.16 85.70 0.175 1.32 70.10 86.16
Foreman 0.210 3.22 66.89 82.89 -0.001 3.58 69.96 85.91
Soccer 0.074 2.61 65.19 80.63 -0.001 2.99 68.07 83.55
Harbor 0.048 0.15 64.60 79.54 0.072 -0.18 65.54 80.60
Mobile 0.031 0.87 64.82 79.36 0.233 -0.84 65.81 81.10
Average 0.086 1.65 67.04 82.40 0.084 1.22 68.36 84.02