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1. WO2020204414 - VIDEO OR IMAGE CODING USING ADAPTIVE LOOP FILTER

Publication Number WO/2020/204414
Publication Date 08.10.2020
International Application No. PCT/KR2020/003774
International Filing Date 19.03.2020
IPC
H04N 19/117 2014.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
19Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
10using adaptive coding
102characterised by the element, parameter or selection affected or controlled by the adaptive coding
117Filters, e.g. for pre-processing or post-processing
H04N 19/82 2014.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
19Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
82involving filtering within a prediction loop
H04N 19/132 2014.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
19Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
10using adaptive coding
102characterised by the element, parameter or selection affected or controlled by the adaptive coding
132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
H04N 19/70 2014.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
19Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
70characterised by syntax aspects related to video coding, e.g. related to compression standards
H04N 19/184 2014.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
NPICTORIAL COMMUNICATION, e.g. TELEVISION
19Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
10using adaptive coding
169characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
184the unit being bits, e.g. of the compressed video stream
Applicants
  • 엘지전자 주식회사 LG ELECTRONICS INC. [KR]/[KR]
Inventors
  • 파루리시탈 PALURI, Seethal
  • 김승환 KIM, Seunghwan
  • 임재현 LIM, Jaehyun
  • 자오지에 ZHAO, Jie
Agents
  • 인비전 특허법인 ENVISION PATENT & LAW FIRM
Priority Data
62/829,01903.04.2019US
Publication Language Korean (KO)
Filing Language Korean (KO)
Designated States
Title
(EN) VIDEO OR IMAGE CODING USING ADAPTIVE LOOP FILTER
(FR) CODAGE VIDÉO OU D'IMAGE À L'AIDE D'UN FILTRE À BOUCLE ADAPTATIF
(KO) 적응적 루프 필터를 사용하는 비디오 또는 영상 코딩
Abstract
(EN)
According to the disclosure of the present document, it is possible to reduce the data amount of additional information and increase coding efficiency through hierarchical signaling of information related to in-loop filtering or reshaping.
(FR)
Selon la divulgation du présent document, il est possible de réduire la quantité de données d'informations supplémentaires et d'augmenter l'efficacité de codage par la signalisation hiérarchique d'informations relatives à un remodelage ou un filtrage en boucle.
(KO)
본 문서의 개시에 따르면, 인루프 필터링 또는 리셰이핑 관련 정보의 계층적 시그널링을 통하여 부가 정보의 데이터량을 줄이고, 코딩 효율을 높일 수 있다.
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