A novel early SKIP mode detection method for coarse grain quality in H.264/SVC

Zhang, Hao; Zhu, Xiaoyu; He, Xuan

doi:10.1186/1687-5281-2013-2

EURASIP Journal on Image and Video Processing

Table 7 Comparing the proposed algorithm with/without zero CBP detection

From: A novel early SKIP mode detection method for coarse grain quality in H.264/SVC

			Without zero CBP detection			With zero CBP detection
Sequence	QPB	QPE	Dbitrate	DPSNR	DTime	Dbitrate	DPSNR	DTime
Vidyo1	40	38	−1.63	−0.05	−50.69	−1.66	−0.05	−51.98
	35	33	−0.85	−0.03	−52.26	−0.85	−0.03	−53.47
	30	28	−0.18	−0.02	−51.62	−0.31	−0.02	−52.89
	25	23	0.59	−0.05	−48.56	−0.03	−0.05	−49.08
	40	35	−1.21	−0.06	−49.76	−1.14	−0.06	−50.98
	35	30	−0.68	−0.05	−51.58	−0.68	−0.04	−53.09
	30	25	0.73	−0.05	−51.24	−0.02	−0.04	−51.91
	25	20	1.68	−0.04	−44.96	0.70	−0.04	−43.40
	40	30	−0.55	−0.07	−49.32	−0.56	−0.07	−50.37
	35	25	0.96	−0.06	−50.91	0.13	−0.06	−51.80
	30	20	2.13	−0.07	−45.90	0.82	−0.06	−44.76
	25	15	1.01	−0.01	−20.26	0.69	−0.01	−19.01
Shields	40	38	−0.53	−0.01	−19.69	−0.53	−0.01	−19.85
	35	33	−0.20	−0.01	−18.75	−0.18	−0.01	−19.57
	30	28	0.01	−0.01	−14.01	−0.01	−0.01	−15.51
	25	23	0.16	0.00	−5.55	0.08	0.00	−9.28
	40	35	−0.33	−0.01	−16.50	−0.31	−0.01	−19.17
	35	30	−0.07	−0.01	−16.36	−0.08	−0.01	−18.28
	30	25	0.19	−0.01	−11.76	0.11	−0.01	−13.87
	25	20	0.08	−0.01	−1.64	0.06	−0.01	−3.86
	40	30	−0.06	−0.01	−17.52	−0.07	−0.01	−18.25
	35	25	0.25	0.00	−13.64	0.16	−0.01	−13.68
	30	20	0.10	−0.06	−2.37	0.08	−0.04	−0.43
	25	15	0.01	0.00	4.82	0.01	0.00	1.96
Mobcal	40	38	−0.84	−0.01	−24.06	−0.82	−0.01	−26.12
	35	33	−0.26	−0.01	−20.33	−0.24	−0.01	−21.77
	30	28	0.02	0.00	−11.24	0.01	0.00	−13.19
	25	23	0.08	0.00	−3.11	0.04	0.00	−5.23
	40	35	−0.41	−0.01	−21.61	−0.38	−0.01	−22.50
	35	30	−0.11	−0.01	−17.96	−0.11	−0.01	−18.91
	30	25	0.21	0.00	−9.22	0.14	0.00	−9.82
	25	20	0.03	0.00	−0.44	0.02	0.00	−2.30
	40	30	−0.04	−0.01	−19.00	−0.04	−0.01	−21.85
	35	25	0.23	0.00	−11.44	0.15	0.00	−14.05
	30	20	0.04	−0.07	0.22	0.03	−0.05	−3.42
	25	15	−0.01	0.00	2.22	−0.01	0.00	−0.59
Average			0.02	−0.02	−23.22	−0.13	−0.02	−24.51

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