ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,395,639, issued on Aug. 19, was assigned to BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY Co. LTD. (Beijing).
"Blocking artifact detection" was invented by Xu Zhang (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "A blocking artifact detection method is provided. The method, which is applied to a video encoder, includes: detecting, based on a sum of pixel differences between each coding unit in a current coding tree unit and its adjacent coding unit, whether the coding unit and the adjacent coding unit meet an edge detection condition; in response to determining that a coding unit and its adjacent coding unit meet the edge detection condition, determin...