Table 4 Coding performance of the proposed algorithm under different target complexities

BasketballPass (416 × 240)

0.76/− 0.01/10.07

1.74/− 0.02/20.00

3.57/− 0.06/29.86

4.72/− 0.07/39.79

6.24/− 0.10/49.75

BlowingBubbles (416 × 240)

0.99/− 0.01/13.77

1.45/− 0.02/22.13

1.92/− 0.06/31.31

2.21/− 0.09/40.22

2.51/− 0.13/49.41

BQSquare (416 × 240)

0.68/− 0.00/10.08

1.46/− 0.03/19.93

1.39/− 0.08/30.30

2.82/− 0.08/39.74

2.61/− 0.15/49.37

RaceHorses (416 × 240)

0.77/− 0.00/13.28

2.07/− 0.04/22.46

3.28/− 0.07/31.80

4.21/− 0.10/40.95

5.44/− 0.14/50.02

BasketballDrill (832 × 480)

0.51/− 0.01/10.16

1.64/− 0.02/20.05

2.82/− 0.04/30.13

3.86/− 0.06/39.75

5.04/− 0.09/49.74

BasketballDrillText (832 × 480)

0.59/− 0.01/10.26

1.62/− 0.02/19.90

2.74/− 0.06/30.24

3.69/− 0.07/39.81

4.92/− 0.10/49.66

BQMall (832 × 480)

0.54/− 0.01/10.44

1.72/− 0.02/22.34

3.32/− 0.05/30.29

4.41/− 0.08/40.14

5.73/− 0.11/49.93

PartyScene (832 × 480)

0.76/− 0.00/11.21

1.33/− 0.02/20.16

1.84/− 0.07/30.19

2.07/− 0.12/39.72

2.58/− 0.17/49.69

ChinaSpeed (1024 × 768)

0.44/− 0.01/10.09

1.00/− 0.02/20.10

1.32/− 0.09/30.00

2.30/− 0.11/39.74

3.20/− 0.18/49.78

FourPeople (1280 × 720)

0.10/− 0.00/10.15

0.24/− 0.01/20.09

0.93/− 0.02/30.14

0.83/− 0.01/39.80

1.81/− 0.03/49.84

Johnny (1280 × 720)

− 0.16/− 0.01/11.72

0.13/− 0.01/21.38

0.10/− 0.02/31.21

0.51/− 0.01/40.80

0.80/− 0.03/50.03

KrustebAndSara (1280 × 720)

0.07/− 0.01/9.98

0.46/− 0.01/20.02

0.61/− 0.03/30.06

1.07/− 0.02/39.71

1.80/− 0.05/49.50

SlideEditing (1280 × 720)

0.49/− 0.01/13.62

0.44/− 0.01/23.15

3.14/− 0.04/32.25

2.87/− 0.07/41.48

5.93/− 0.12/50.47

SlideShow (1280 × 720)

0.09/− 0.01/11.44

0.75/− 0.04/20.91

3.00/− 0.09/30.74

3.50/− 0.13/40.81

6.98/− 0.21/49.89

Vidyo1 (1280 × 720)

− 0.08/− 0.01/10.99

0.04/− 0.01/20.81

0.43/− 0.02/30.45

0.32/− 0.02/40.12

0.75/− 0.04/49.62

Vidyo3 (1280 × 720)

− 0.11/− 0.01/12.75

0.08/− 0.01/22.13

0.73/− 0.03/31.02

1.10/− 0.02/40.67

1.81/− 0.06/50.04

Vidyo4 (1280 × 720)

0.16/− 0.00/13.00

0.13/− 0.01/22.56

0.66/− 0.02/31.27

0.83/− 0.03/40.76

1.48/− 0.04/49.98

BasketballDrive (1920 × 1080)

1.25/− 0.01/10.55

2.32/− 0.02/20.37

3.04/− 0.03/30.24

3.76/− 0.05/39.85

4.63/− 0.06/49.62

BQTerrace (1920 × 1080)

0.64/− 0.00/10.47

0.58/− 0.02/20.52

− 0.06/− 0.03/30.34

1.19/− 0.05/40.10

1.16/− 0.07/49.90

Cactus (1920 × 1080)

0.33/− 0.00/11.03

0.65/− 0.01/20.27

1.68/− 0.04/30.18

3.06/− 0.06/40.10

3.35/− 0.07/49.84

Kimono (1920 × 1080)

1.08/− 0.01/10.92

0.95/− 0.02/21.19

2.17/− 0.02/30.84

3.27/− 0.03/40.50

4.21/− 0.04/50.21

ParkScene (1920 × 1080)

1.02/− 0.00/10.80

1.98/− 0.01/20.30

2.21/− 0.04/30.33

4.59/− 0.08/40.19

3.69/− 0.07/49.97

Average

0.50/− 0.01/11.22

1.04/− 0.02/20.85

1.86/− 0.05/30.60

2.60/− 0.06/40.22

3.48/− 0.09/49.83

MCE

1.22%

0.87%

0.61%

0.41%

0.24%