An Effective Transform Unit Size Decision Method for High Efficiency Video Coding

Table 7

Results of comparison between HM 8.1 and proposed method.

Sequence; (QP = 22)	HM 8.1			Proposed			Comparison
	Bit rate; (kb/s)	PSNR; (dB)	Time; (sec)	Bit rate; (kb/s)	PSNR; (dB)	Time; (sec)	ΔBit rate; (%)	ΔPSNR; (dB)	ΔTime; (%)
Traffic	15823	41.75	10329	15644	41.66	3152	−1.13	−0.09	69.49
People on street	34367	40.29	14881	34491	40.19	7201	0.36	−0.10	51.61
Kimono	6174	41.88	7511	6233	41.86	2860	0.96	−0.02	61.93
Park scene	8724	40.08	5465	8669	40.01	1936	−0.63	−0.07	64.58
Cactus	23165	38.49	5997	23195	38.46	2306	0.13	−0.03	61.56
Basketball drive	13719	39.82	6072	14175	39.80	2134	3.32	−0.02	64.85
BQ terrace	44713	38.09	6478	44540	38.03	2926	−0.39	−0.06	54.83
Average	20955	40.06	8105	20992	40.00	3216	0.37	−0.06	61.26