Improved algorithm for sample adaptive offset filter based on AVS2
CHEN Zhixian, WANG Guozhong, ZHAO Haiwu, LI Guoping, TENG Guowei
Journal of Computer Applications . 2016, (5): 1362 -1365 .  DOI: 10.11772/j.issn.1001-9081.2016.05.1362