SG11202112263YA - An encoder, a decoder and corresponding methods using an adaptive loop filter - Google Patents

An encoder, a decoder and corresponding methods using an adaptive loop filter

Info

Publication number
SG11202112263YA
SG11202112263YA SG11202112263YA SG11202112263YA SG11202112263YA SG 11202112263Y A SG11202112263Y A SG 11202112263YA SG 11202112263Y A SG11202112263Y A SG 11202112263YA SG 11202112263Y A SG11202112263Y A SG 11202112263YA SG 11202112263Y A SG11202112263Y A SG 11202112263YA
Authority
SG
Singapore
Prior art keywords
decoder
encoder
loop filter
adaptive loop
corresponding methods
Prior art date
Application number
SG11202112263YA
Other languages
English (en)
Inventor
Anand Meher Kotra
Semih Esenlik
Jianle Chen
Han Gao
Biao Wang
Original Assignee
Huawei Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of SG11202112263YA publication Critical patent/SG11202112263YA/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised 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
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised 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 the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised 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 the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
SG11202112263YA 2019-05-04 2020-04-30 An encoder, a decoder and corresponding methods using an adaptive loop filter SG11202112263YA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962843431P 2019-05-04 2019-05-04
PCT/CN2020/088389 WO2020224545A1 (fr) 2019-05-04 2020-04-30 Codeur, décodeur et procédés correspondants utilisant un filtre à boucle adaptatif

Publications (1)

Publication Number Publication Date
SG11202112263YA true SG11202112263YA (en) 2021-12-30

Family

ID=73051347

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202112263YA SG11202112263YA (en) 2019-05-04 2020-04-30 An encoder, a decoder and corresponding methods using an adaptive loop filter

Country Status (11)

Country Link
US (1) US20220060703A1 (fr)
EP (1) EP3954121A4 (fr)
JP (2) JP7319389B2 (fr)
KR (1) KR20210151248A (fr)
CN (1) CN113785573A (fr)
AU (1) AU2020270246A1 (fr)
BR (1) BR112021022051A2 (fr)
CA (1) CA3136587A1 (fr)
MX (1) MX2021013470A (fr)
SG (1) SG11202112263YA (fr)
WO (1) WO2020224545A1 (fr)

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US11418779B2 (en) 2019-06-11 2022-08-16 Qualcomm Incorporated Clipping indices coding for adaptive loop filter in video coding
WO2020256413A1 (fr) * 2019-06-17 2020-12-24 한국전자통신연구원 Procédé et appareil de filtrage de boucle adaptatif
KR20220006113A (ko) * 2019-06-25 2022-01-14 에스지 디제이아이 테크놀러지 코., 엘티디 루프 필터링 방법 및 장치
EP4082213B1 (fr) * 2019-12-28 2024-09-04 Beijing Dajia Internet Information Technology Co., Ltd. Filtres en boucle pour codage vidéo
US11546638B2 (en) * 2020-12-08 2023-01-03 Tencent America LLC Method and apparatus for video filtering
US11785213B2 (en) * 2021-03-12 2023-10-10 Tencent America LLC Method and apparatus for video filtering
WO2023244670A1 (fr) * 2022-06-15 2023-12-21 Innopeak Technology, Inc. Procédés, systèmes et appareils permettant un codage de nuage de points

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Publication number Priority date Publication date Assignee Title
US7003040B2 (en) * 2002-09-24 2006-02-21 Lg Electronics Inc. System and method for multiplexing media information over a network using reduced communications resources and prior knowledge/experience of a called or calling party
US20110249736A1 (en) * 2010-04-09 2011-10-13 Sharp Laboratories Of America, Inc. Codeword restriction for high performance video coding
US9094658B2 (en) * 2010-05-10 2015-07-28 Mediatek Inc. Method and apparatus of adaptive loop filtering
CN107396129B (zh) * 2011-03-30 2020-05-05 Lg 电子株式会社 环路滤波方法及其设备
CN102857746B (zh) * 2011-06-28 2017-03-29 中兴通讯股份有限公司 环路滤波编解码方法及装置
WO2013029474A1 (fr) * 2011-08-31 2013-03-07 Mediatek Inc. Procédé et appareil pour filtre de boucle adaptatif à coefficients de filtre contraints
CN103096047B (zh) * 2011-11-01 2018-06-19 中兴通讯股份有限公司 一种分片层参数集解码及编码方法和装置
CN103096054B (zh) * 2011-11-04 2015-07-08 华为技术有限公司 一种视频图像滤波处理方法和装置
US20140010278A1 (en) 2012-07-09 2014-01-09 Motorola Mobility Llc Method and apparatus for coding adaptive-loop filter coefficients
WO2017045101A1 (fr) * 2015-09-14 2017-03-23 Mediatek Singapore Pte. Ltd. Filtre de dégroupage perfectionné pour le codage vidéo
US10531111B2 (en) * 2015-11-06 2020-01-07 Microsoft Technology Licensing, Llc Flexible reference picture management for video encoding and decoding
US20190297320A1 (en) * 2016-05-13 2019-09-26 Sharp Kabushiki Kaisha Image decoding device and image encoding device
WO2018135830A1 (fr) * 2017-01-20 2018-07-26 세종대학교 산학협력단 Procédé/dispositif de codage d'image, procédé/dispositif de décodage d'image, et support d'enregistrement sur lequel est stocké un flux binaire
US10708591B2 (en) * 2017-03-20 2020-07-07 Qualcomm Incorporated Enhanced deblocking filtering design in video coding
CN114979637B (zh) * 2017-10-09 2023-10-27 佳能株式会社 用于对样本块进行滤波的方法、装置和存储介质
US11153607B2 (en) * 2018-01-29 2021-10-19 Mediatek Inc. Length-adaptive deblocking filtering in video coding
RU2020131227A (ru) * 2018-03-29 2022-03-22 Сони Корпорейшн Устройство обработки изображения и способ обработки изображения
WO2020151714A1 (fr) * 2019-01-25 2020-07-30 Mediatek Inc. Procédé et appareil pour le filtrage de boucle adaptatif non linéaire dans un codage vidéo
CN113678462B (zh) 2019-04-15 2023-01-10 北京字节跳动网络技术有限公司 自适应环路滤波器中的裁剪参数推导

Also Published As

Publication number Publication date
AU2020270246A1 (en) 2021-12-02
KR20210151248A (ko) 2021-12-13
US20220060703A1 (en) 2022-02-24
JP2022530921A (ja) 2022-07-04
JP2023133391A (ja) 2023-09-22
CA3136587A1 (fr) 2020-11-12
JP7319389B2 (ja) 2023-08-01
EP3954121A1 (fr) 2022-02-16
BR112021022051A2 (pt) 2021-12-28
WO2020224545A1 (fr) 2020-11-12
EP3954121A4 (fr) 2022-06-22
CN113785573A (zh) 2021-12-10
MX2021013470A (es) 2022-02-03

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