Classified Region Algorithm for Fast Intermode Decision in H.264/AVC Encoder

EURASIP Journal on Advances in Signal Processing

Table 2 Experimental results of mode saving factor and encoding time reduction.

Sequence		QP24		QP28		QP32
		ΔM	ΔTime	ΔM	ΔTime	ΔM	ΔTime
Salesman (176×144)	Jing [16]	24.82	8.82	32.43	16.19	38.22	17.40
	Choi [17]	53.09	60.10	68.21	59.69	73.75	59.26
	Proposed	69.67	65.04	66.60	65.57	69.58	66.57
Mobile (352×288)	Jing [16]	17.15	7.11	21.11	8.23	27.01	11.91
	Choi [17]	12.41	34.59	13.84	23.16	18.03	29.49
	Proposed	56.54	54.46	57.18	55.58	61.45	59.46
Paris (352×288)	Jing [16]	35.00	8.80	35.95	9.24	37.15	10.22
	Choi [17]	55.43	49.09	47.83	42.24	46.43	39.36
	Proposed	68.79	66.66	67.65	64.88	67.49	65.48
Foreman (352×288)	Jing [16]	35.00	7.60	35.95	8.88	37.15	14.80
	Choi [17]	39.57	49.09	48.97	53.17	51.47	54.69
	Proposed	59.76	57.08	65.89	64.02	69.78	68.03
Hall- monitor (352×288)	Jing [16]	14.70	5.79	27.02	9.46	36.62	12.93
	Choi [17]	18.33	40.87	44.98	51.72	60.55	56.97
	Proposed	66.89	64.47	68.67	66.51	70.23	68.04
Akiyo (352×288)	Jing [16]	30.30	10.73	31.25	10.88	33.81	10.81
	Choi [17]	53.18	58.41	66.88	60.96	73.51	62.10
	Proposed	68.89	65.34	67.86	66.86	69.87	68.91
Motherand Daughter (352×288)	Jing [16]	26.66	8.02	31.19	13.74	35.77	14.84
	Choi [17]	43.47	51.19	51.77	53.44	58.33	54.57
	Proposed	69.93	68.52	66.78	64.83	70.56	67.46