ENCODING METHOD, APPARATUS, AND DEVICE, DECODING METHOD, APPARATUS, AND DEVICE, STORAGE MEDIUM, AND COMPUTER PROGRAM

原文（中国語）

A method includes: obtaining a target region; determining a position vector difference of a current block to be encoded in the target region; determining, based on a target alignment size and the position vector difference, position identification data corresponding to the position vector difference and a first flag bit; and encoding the position identification data and the first flag bit into a bitstream.