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Table 3 Performance of the proposed algorithm by combining with a conventional motion estimation algorithm

From: Early search termination for fast motion estimation

Sequence QP Conventional method Cond MinSad Cond MaxSad
   PSNR BR ME time ΔPSNR ΔBR RR ΔPSNR ΔBR RR
   (dB) (Mbps) (ms) (dB) (%)   (dB) (%)  
BQT 12 50.34 380.91 20.81 0.01 0.08 0.48 0.03 0.18 0.75
  18 45.12 216.47 19.95 0.00 0.23 0.47 0.01 0.50 0.74
  24 39.21 90.54 18.05 0.00 0.59 0.49 0.00 1.06 0.74
  30 35.09 20.84 15.57 0.00 1.22 0.44 −0.01 1.92 0.71
BD 12 50.08 283.53 27.91 0.01 −0.01 0.22 0.03 −0.02 0.52
  18 44.31 138.69 27.05 0.01 0.15 0.22 0.01 0.37 0.51
  24 39.65 35.65 24.31 0.00 0.22 0.25 −0.01 0.85 0.51
  30 37.49 12.01 21.96 0.00 0.15 0.14 0.00 1.21 0.43
K 12 49.37 109.12 29.94 0.00 0.02 0.16 0.00 0.06 0.38
  18 43.94 36.06 29.51 −0.01 0.12 0.17 −0.01 0.28 0.39
  24 41.86 10.89 27.57 0.00 0.06 0.16 −0.01 0.34 0.35
  30 39.95 4.85 24.86 0.00 −0.02 0.07 −0.01 0.30 0.24
CP 12 51.44 32.19 10.87 0.01 0.52 0.10 0.03 1.75 0.33
  18 47.21 18.24 10.59 0.00 0.64 0.10 −0.01 2.58 0.32
  24 42.81 9.93 10.16 0.00 0.80 0.10 −0.02 3.44 0.32
  30 38.26 5.11 9.39 −0.01 0.79 0.09 −0.03 3.88 0.31
PS 12 49.54 124.18 20.78 0.00 0.02 0.47 0.00 0.06 0.63
  18 43.66 49.82 20.27 0.00 0.05 0.47 0.00 0.20 0.65
  24 39.87 15.23 18.72 0.00 0.12 0.46 0.00 0.60 0.64
  30 36.56 5.61 18.36 0.00 0.05 0.33 −0.01 0.71 0.56
FP 12 49.44 76.49 6.50 0.00 0.07 0.20 0.00 0.09 0.55
  18 45.01 23.02 5.40 0.00 0.07 0.22 0.00 0.25 0.57
  24 42.28 4.48 3.93 0.00 0.16 0.21 0.00 0.80 0.49
  30 39.37 1.39 4.03 0.01 0.29 0.15 0.00 0.73 0.45
KS 12 49.50 66.53 6.55 0.01 0.07 0.09 0.01 0.12 0.53
  18 45.56 19.26 5.05 0.01 0.11 0.08 0.00 0.37 0.54
  24 43.02 3.98 3.96 0.00 0.23 0.06 0.00 0.95 0.46
  30 40.11 1.27 4.04 0.01 0.24 0.04 0.00 1.43 0.37
PS 12 49.96 281.31 72.57 0.00 0.06 0.22 0.01 0.29 0.49
  18 45.09 138.68 70.08 0.00 0.10 0.20 0.01 0.60 0.47
  24 40.91 58.89 65.52 0.00 0.12 0.17 0.00 1.03 0.47
  30 37.50 25.09 60.40 −0.01 0.10 0.11 −0.01 1.20 0.40
Average      0.00 0.23 0.22 0.00 0.88 0.49
  1. BR bitrate, RR reduction ratio, ME motion estimation