Algorithm and Hardware Design of a Fast Intra Frame Mode Decision Module for H.264/AVC Encoders

Table 1

Comparison among SAD, SSD, and SATD.

SSD versus SAD			SATD versus SAD
PSNR; (dB)	Bit-rate; (%)	Sums; (%)	PSNR; (dB)	Bit-rate; (%)	Sums; (%)
+0.008	−0.63	+361.29	+0.079	−1.13	+348.39