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Title:
IMAGE ENCODING/DECODING METHOD BASED ON MULTIPLE REFERENCE LINES, METHOD FOR TRANSMITTING BITSTREAM, AND RECORDING MEDIUM ON WHICH BITSTREAM IS STORED
Document Type and Number:
WIPO Patent Application WO/2024/005480
Kind Code:
A1
Abstract:
An image encoding/decoding method, a bitstream transmission method, and a computer-readable recording medium on which a bitstream is stored are provided. The method by which an image decoding device decodes an image, according to the present disclosure, may comprise: generating prediction values obtained by predicting a first reference line for the current block on the basis of each of a plurality of reference lines for the current block; calculating errors between the respective prediction values and a restoration value of the first reference line; and deriving, on the basis of the errors, at least one second reference line to be used for intra prediction of the current block from among the plurality of reference lines.

Inventors:
HONG MYUNGOH (KR)
LIM JAEHYUN (KR)
NAM JUNG HAK (KR)
CHOI JANGWON (KR)
Application Number:
PCT/KR2023/008850
Publication Date:
January 04, 2024
Filing Date:
June 26, 2023
Export Citation:
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Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H04N19/105; H04N19/176; H04N19/593; H04N19/70
Foreign References:
KR20220016937A2022-02-10
KR20210136157A2021-11-16
KR20210158432A2021-12-30
US20190166370A12019-05-30
KR20210129729A2021-10-28
Attorney, Agent or Firm:
SUNG, Byung Kee (KR)
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