US Patent Issued to Apple on April 1 for "Smoothed directional and DC intra prediction" (California Inventors)

ALEXANDRIA, Va., April 2 -- United States Patent no. 12,267,506, issued on April 1, was assigned to Apple Inc. (Cupertino, Calif.).

"Smoothed directional and DC intra prediction" was invented by Mei Guo (San Jose, Calif.), Jun Xin (San Jose, Calif.), Hsi-Jung Wu (San Jose, Calif.), Alexandros Tourapis (Los Gatos, Calif.) and Krishnakanth Rapaka (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques are disclosed for deriving prediction pixel blocks for use in intra-coding video and combined inter- and intra-coding video. In a first aspect, the techniques may include deriving value(s) for pixel location(s) of the prediction pixel block by, when a prediction direction vector assigned to th...