WO2018097692A3 - Procédé et appareil de codage/décodage d'image et support d'enregistrement contenant en mémoire un train de bits - Google Patents
Procédé et appareil de codage/décodage d'image et support d'enregistrement contenant en mémoire un train de bits Download PDFInfo
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- WO2018097692A3 WO2018097692A3 PCT/KR2017/013672 KR2017013672W WO2018097692A3 WO 2018097692 A3 WO2018097692 A3 WO 2018097692A3 KR 2017013672 W KR2017013672 W KR 2017013672W WO 2018097692 A3 WO2018097692 A3 WO 2018097692A3
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- 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
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- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
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- 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
- H04N19/103—Selection of coding mode or of prediction mode
- H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
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- 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
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- 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
- H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
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- 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
- H04N19/124—Quantisation
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- 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
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
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- 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
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- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
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- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
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- 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
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
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- 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
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- 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
- H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
- H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
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- 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
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- 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
- H04N19/96—Tree coding, e.g. quad-tree coding
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
La présente invention concerne un procédé de codage et de décodage d'une image. Le procédé de décodage d'une image peut comprendre les étapes consistant à : générer un premier bloc de prédiction du bloc courant au moyen de ses données de mouvement ; déterminer au moins des données de mouvement du bloc courant de niveau bas pouvant être utilisées pour générer un second bloc de prédiction parmi des données de mouvement de blocs de niveau bas voisins ; générer au moins un second bloc de prédiction du bloc courant de niveau bas au moyen desdites données de mouvement déterminées ; et générer le bloc de prédiction final sur la base d'une somme pondérée du premier bloc de prédiction du bloc courant et dudit second bloc de prédiction du bloc courant de niveau bas.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202311025877.1A CN116866594A (zh) | 2016-11-28 | 2017-11-28 | 对图像编码/解码的方法和设备及存储比特流的记录介质 |
CN202311021525.9A CN116886929A (zh) | 2016-11-28 | 2017-11-28 | 对图像编码/解码的方法和设备及存储比特流的记录介质 |
CN201780073517.5A CN110024394B (zh) | 2016-11-28 | 2017-11-28 | 对图像编码/解码的方法和设备及存储比特流的记录介质 |
CN202311020975.6A CN116886928A (zh) | 2016-11-28 | 2017-11-28 | 对图像编码/解码的方法和设备及存储比特流的记录介质 |
CN202311023493.6A CN116886930A (zh) | 2016-11-28 | 2017-11-28 | 对图像编码/解码的方法和设备及存储比特流的记录介质 |
CN202311024704.8A CN116866593A (zh) | 2016-11-28 | 2017-11-28 | 对图像编码/解码的方法和设备及存储比特流的记录介质 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR10-2016-0159507 | 2016-11-28 | ||
KR20160159507 | 2016-11-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2018097692A2 WO2018097692A2 (fr) | 2018-05-31 |
WO2018097692A3 true WO2018097692A3 (fr) | 2018-07-26 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2017/013672 WO2018097692A2 (fr) | 2016-11-28 | 2017-11-28 | Procédé et appareil de codage/décodage d'image et support d'enregistrement contenant en mémoire un train de bits |
Country Status (3)
Country | Link |
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KR (3) | KR102328179B1 (fr) |
CN (6) | CN110024394B (fr) |
WO (1) | WO2018097692A2 (fr) |
Families Citing this family (20)
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WO2019234598A1 (fr) | 2018-06-05 | 2019-12-12 | Beijing Bytedance Network Technology Co., Ltd. | Interaction entre ibc et stmvp |
WO2019244117A1 (fr) | 2018-06-21 | 2019-12-26 | Beijing Bytedance Network Technology Co., Ltd. | Contraintes unifiées pour le mode affine de fusion et le mode affine de non-fusion |
TWI729422B (zh) | 2018-06-21 | 2021-06-01 | 大陸商北京字節跳動網絡技術有限公司 | 色彩分量間的子區塊移動向量繼承 |
WO2020004990A1 (fr) * | 2018-06-27 | 2020-01-02 | 엘지전자 주식회사 | Procédé de traitement d'image sur la base d'un mode de prédiction inter et dispositif correspondant |
CN116708815A (zh) | 2018-08-09 | 2023-09-05 | Lg电子株式会社 | 编码设备、解码设备和数据发送设备 |
CN110876057B (zh) * | 2018-08-29 | 2023-04-18 | 华为技术有限公司 | 一种帧间预测的方法及装置 |
US10834417B2 (en) * | 2018-09-21 | 2020-11-10 | Tencent America LLC | Method and apparatus for video coding |
GB2591906B (en) | 2018-09-24 | 2023-03-08 | Beijing Bytedance Network Tech Co Ltd | Bi-prediction with weights in video coding and decoding |
WO2020089823A1 (fr) * | 2018-10-31 | 2020-05-07 | Beijing Bytedance Network Technology Co., Ltd. | Compensation de mouvement de blocs superposés au moyen d'une taille de sous-bloc adaptative |
WO2020094150A1 (fr) | 2018-11-10 | 2020-05-14 | Beijing Bytedance Network Technology Co., Ltd. | Arrondissement dans un référencement d'image courant |
CN113615186B (zh) * | 2018-12-21 | 2024-05-10 | Vid拓展公司 | 对称运动矢量差译码 |
JP7491929B2 (ja) | 2018-12-21 | 2024-05-28 | サムスン エレクトロニクス カンパニー リミテッド | 三角予測モードを利用する映像符号化装置及び映像復号装置、及びそれによる映像符号化方法及び映像復号方法 |
US11394999B2 (en) * | 2019-03-11 | 2022-07-19 | Alibaba Group Holding Limited | Method, device, and system for determining prediction weight for merge mode |
US11394993B2 (en) * | 2019-03-13 | 2022-07-19 | Tencent America LLC | Method and apparatus for affine inter prediction with small subblocks |
CN112468817B (zh) * | 2019-09-06 | 2022-07-29 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
CN114788286A (zh) * | 2019-11-26 | 2022-07-22 | 韩国电子通信研究院 | 图像编码/解码方法和设备以及存储比特流的记录介质 |
CN113709500B (zh) * | 2019-12-23 | 2022-12-23 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
CN114982228A (zh) * | 2020-10-16 | 2022-08-30 | Oppo广东移动通信有限公司 | 帧间预测方法、编码器、解码器以及计算机存储介质 |
CN113242427B (zh) * | 2021-04-14 | 2024-03-12 | 中南大学 | 一种基于vvc中自适应运动矢量精度的快速方法及装置 |
CN113542768B (zh) * | 2021-05-18 | 2022-08-09 | 浙江大华技术股份有限公司 | 运动搜索方法、装置及计算机可读存储介质 |
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KR101452921B1 (ko) * | 2010-04-14 | 2014-10-23 | 미디어텍 인크. | 코딩 유닛의 비디오 코딩 동안 국소적 다중가설 예측을 수행하는 방법, 및 관련 장치 |
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2017
- 2017-11-28 CN CN201780073517.5A patent/CN110024394B/zh active Active
- 2017-11-28 CN CN202311024704.8A patent/CN116866593A/zh active Pending
- 2017-11-28 KR KR1020170160140A patent/KR102328179B1/ko active IP Right Grant
- 2017-11-28 WO PCT/KR2017/013672 patent/WO2018097692A2/fr active Application Filing
- 2017-11-28 CN CN202311025877.1A patent/CN116866594A/zh active Pending
- 2017-11-28 CN CN202311021525.9A patent/CN116886929A/zh active Pending
- 2017-11-28 CN CN202311020975.6A patent/CN116886928A/zh active Pending
- 2017-11-28 CN CN202311023493.6A patent/CN116886930A/zh active Pending
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2021
- 2021-11-12 KR KR1020210155947A patent/KR20210137982A/ko not_active IP Right Cessation
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2023
- 2023-03-09 KR KR1020230031291A patent/KR20230042673A/ko not_active Application Discontinuation
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KR20100043857A (ko) * | 2008-10-21 | 2010-04-29 | 에스케이 텔레콤주식회사 | 동영상 부호화/복호화 장치 및 그를 위한 적응적 가중치를 사용하는 적응 중첩 블록 움직임 보상 방법 및 장치 |
KR101452921B1 (ko) * | 2010-04-14 | 2014-10-23 | 미디어텍 인크. | 코딩 유닛의 비디오 코딩 동안 국소적 다중가설 예측을 수행하는 방법, 및 관련 장치 |
KR20140096130A (ko) * | 2011-11-18 | 2014-08-04 | 퀄컴 인코포레이티드 | 적응적 중첩된 블록 모션 보상 |
KR20150079742A (ko) * | 2012-12-28 | 2015-07-08 | 니폰 덴신 덴와 가부시끼가이샤 | 영상 부호화 장치 및 방법, 영상 복호 장치 및 방법, 및 그 프로그램 |
KR20160045814A (ko) * | 2013-08-20 | 2016-04-27 | 퀄컴 인코포레이티드 | 서브 pu 레벨 진보된 레지듀얼 예측 |
Also Published As
Publication number | Publication date |
---|---|
KR102328179B1 (ko) | 2021-11-18 |
KR20180061041A (ko) | 2018-06-07 |
CN116886929A (zh) | 2023-10-13 |
KR20230042673A (ko) | 2023-03-29 |
CN110024394B (zh) | 2023-09-01 |
CN110024394A (zh) | 2019-07-16 |
WO2018097692A2 (fr) | 2018-05-31 |
KR20210137982A (ko) | 2021-11-18 |
CN116886928A (zh) | 2023-10-13 |
CN116866594A (zh) | 2023-10-10 |
CN116866593A (zh) | 2023-10-10 |
CN116886930A (zh) | 2023-10-13 |
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