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METHOD, DEVICE, AND RECORDING MEDIUM FOR IMAGE ENCODING/DECODING

发明专利审中
20权利要求 · 3 独立
§ Ⅰ

卷宗概要

发明人

Dong-Hyun KIM; Hyoung-Jin KWON; Jong-Ho KIM; Sung-Chang LIM; Woong LIM; Jin-Soo CHOI

IPC 分类

H4N 19/137H4N 19/105H4N 19/176H4N 19/70

CPC 分类

H4N19/137H4N19/105H4N19/176H4N19/70

Disclosed herein are a method, an apparatus and a storage medium for image encoding/decoding. In typical image encoding/decoding methods, a decoder-side motion information derivation method may be limitedly used. Therefore, the improvement of encoding efficiency attributable to the decoder-side motion information derivation method may also be limited. In embodiments, a motion information search method used in an inter-prediction mode, an intra block copy mode and an intra template matching prediction mode is disclosed. With the use of various motion search methods, encoding efficiency may be improved.

原文(中文)

Disclosed herein are a method, an apparatus and a storage medium for image encoding/decoding. In typical image encoding/decoding methods, a decoder-side motion information derivation method may be limitedly used. Therefore, the improvement of encoding efficiency attributable to the decoder-side motion information derivation method may also be limited. In embodiments, a motion information search method used in an inter-prediction mode, an intra block copy mode and an intra template matching prediction mode is disclosed. With the use of various motion search methods, encoding efficiency may be improved.