ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,513,322, issued on Dec. 30, was assigned to Tencent America LLC (Palo Alto, Calif.).
"Reference picture resampling" was invented by Byeongdoo Choi (Palo Alto, Calif.), Stephan Wenger (Hillsborough, Calif.) and Shan Liu (San Jose, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "In a method of decoding, a first flag of a sequence parameter set (SPS) that is referred to by a current picture is obtained. The current picture is decoded based on whether the first flag indicates the reference picture resampling is enabled. The first flag equal to a first value indicates that the reference picture resampling is enabled and the current picture is allowed t...