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Table 1 The encoder time ratio of the proposed PB-based LVC and DISCOVER codecs

From: High performance and low complexity decoding light-weight video coding with motion estimation and mode decision at decoder

Encoding time complexity ratios (S)

QP

H.264 intra/DISCOVER

H.264 intra/Ours

GOP 2

GOP 8

GOP 2

GOP 8

Hall(QCIF@15Hz)

37

1.7

4.28

1.11

2

36

1.7

4.22

1.11

2.01

36

1.7

4.22

1.12

2.04

33

1.71

4.24

1.14

2.1

33

1.71

4.24

1.15

2.13

31

1.71

4.22

1.16

2.16

29

1.71

4.23

1.18

2.22

24

1.73

4.21

1.23

2.35

Soccer(QCIF@15Hz)

44

1.66

3.95

1

1

43

1.67

3.88

1

1

41

1.66

3.92

1

1

36

1.68

3.96

1.06

1.05

36

1.68

3.96

1.06

1.05

34

1.69

3.97

1

1

31

1.69

4

1.01

1.01

25

1.73

4.2

1.01

1.01

Foreman(QCIF@15Hz)

42

1.68

4.08

1

1

40

1.69

4.11

1.01

1

39

1.69

4.11

1

1.01

36

1.71

4.22

1

1

35

1.71

4.22

1.01

1

33

1.71

4.15

1.01

1

31

1.73

4.26

1.01

1

26

1.75

4.32

1.01

1

CoastGuard(QCIF@15Hz)

38

1.7

4.23

1

1

37

1.71

4.23

1

1

37

1.71

4.18

1

1

34

1.72

4.33

1.01

1.01

33

1.74

4.34

1

1.01

31

1.75

4.41

1

1

30

1.74

4.35

1

1.01

26

1.76

4.45

1.01

1.01