Intra-Skip in Inter-Frame Coding of H.264/AVC

Table 3

Comparison between the proposed and some well-known methods.

Sequences		𝑄P=24			𝑄P=28			𝑄P=32
		ΔPSNR	ΔBit	ΔT	ΔPSNR	ΔBit	ΔT	ΔPSNR	ΔBit	ΔT
Carphone (QCIF)	Lee’s	0.000	0	1.71	0.000	0.000	2.77	0.000	0.000	0.90
	Pan’s	−0.007	0.649	13.74S	−0.001	1.245	10.31	0.000	1.816	5.88
	Kim’s	−0.003	0.035	8.93	0.003	0.085	7.54	−0.003	−0.082	3.16
	Proposed	−0.023	0.435	24.27	−0.033	−1.41	18.22	−0.013	−1.40	16.95
Stefan (QCIF)	Lee’s	−0.001	0.000	1.85	0.000	0.000	0.00	0.000	0.000	0.34
	Pan’s	−0.021	0.366	15.93	−0.024	0.143	14.08	0.000	−1.142	12.45
	Kim’s	−0.021	−0.578	14.95	−0.022	−0.554	14.36	−0.001	−1.706	12.07
	Proposed	−0.133	0.44	28.46	−0.223	0 .744	25.56	-0.17	0.352	23.21
Mobile (CIF)	Lee’s	0.000	0.000	7.5	0.000	0.000	0.25	0.000	0.000	4.65
	Pan’s	−0.132	0.885	24.69	0.013	1.429	23.44	−0.034	2.92	20.28
	Kim’s	−0.006	−0.345	36.39	−0.017	−0.694	35.35	−0.020	−0.548	35.44
	Proposed	−0.043	−0.211	35.40	−0.030	−0.422	33.55	−0.043	−1.246	28.20
Bus (CIF)	Lee’s	0.000	0.000	5.76	0.000	0.000	1.25	0.000	0.000	1.11
	Pan’s	−0.013	0.159	16.37	−0.010	0.404	14.01	−0.001	0.447	12.17
	Kim’s	−0.001	0.098	18.82	−0.004	0.44	17.79	−0.001	−0.316	14.84
	Proposed	−0.047	0.84	23.78	0.000	-0.066	20.75	−0.06	−0.164	17.35
Coastguard (CIF)	Lee’s	0.000	0.000	2.00	0.000	0.000	0.81	0.000	0.000	2.00
	Pan’s	−0.019	−0.238	17.10	−0.006	−0.067	14.53	−0.002	0.165	8.90
	Kim’s	−0.020	−0.316	23.36	−0.013	−0.619	20.57	−0.002	−0.948	12.01
	Proposed	−0.013	−0.140	31.79	−0.007	−0.8 1	22.20	−0.043	−1.001	22.51
Paris (CIF)	Lee’s	0.000	0.000	2.28	0.000	0.000	2.15	0.000	0.000	4.06
	Pan’s	−0.003	0.135	9.31	0.000	1.756	7.07	−0.002	2.273	4.34
	Kim’s	−0.002	−0.120	6.36	0.001	−0.023	7.06	−0.001	−0.052	3.98
	Proposed	−0.020	1.04	23.65	0.033	−0.048	22.46	0.030	−0.248	23.43