US Patent Issued to Alibaba Innovation on Feb. 10 for "Object mask information for supplemental enhancement information message" (Chinese, American Inventors)

ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,772, issued on Feb. 10, was assigned to Alibaba Innovation Private Ltd. (Singapore).

"Object mask information for supplemental enhancement information message" was invented by Jie Chen (Beijing), Yan Ye (San Diego) and Shurun Wang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and apparatuses are provided for processing video data by using an object mask information (OMI) supplemental enhancement information (SEI) message. An exemplary encoding method includes: receiving a video sequence; and encoding one or more pictures of the video sequence to generate a bitstream, comprising: encoding an auxiliary picture indicating a mask of an...