CN113412623B - 记录仿射模式自适应运动矢量分辨率的上下文 - Google Patents

记录仿射模式自适应运动矢量分辨率的上下文 Download PDF

Info

Publication number
CN113412623B
CN113412623B CN202080011162.9A CN202080011162A CN113412623B CN 113412623 B CN113412623 B CN 113412623B CN 202080011162 A CN202080011162 A CN 202080011162A CN 113412623 B CN113412623 B CN 113412623B
Authority
CN
China
Prior art keywords
mode
motion
syntax element
affine
block
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CN202080011162.9A
Other languages
English (en)
Chinese (zh)
Other versions
CN113412623A (zh
Inventor
刘鸿彬
张莉
张凯
王悦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing ByteDance Network Technology Co Ltd
ByteDance Inc
Original Assignee
Beijing ByteDance Network Technology Co Ltd
ByteDance Inc
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 Beijing ByteDance Network Technology Co Ltd, ByteDance Inc filed Critical Beijing ByteDance Network Technology Co Ltd
Priority to CN202311759743.2A priority Critical patent/CN118118659A/zh
Publication of CN113412623A publication Critical patent/CN113412623A/zh
Application granted granted Critical
Publication of CN113412623B publication Critical patent/CN113412623B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • 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]
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • 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
    • H04N19/10—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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object coding
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • 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
    • H04N19/517—Processing of motion vectors by encoding
    • 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
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/527—Global motion vector 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
    • H04N19/70—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
    • H04N19/50—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202080011162.9A 2019-01-31 2020-01-31 记录仿射模式自适应运动矢量分辨率的上下文 Active CN113412623B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311759743.2A CN118118659A (zh) 2019-01-31 2020-01-31 记录仿射模式自适应运动矢量分辨率的上下文

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
CNPCT/CN2019/074216 2019-01-31
CN2019074216 2019-01-31
CN2019074433 2019-02-01
CNPCT/CN2019/074433 2019-02-01
CN2019079962 2019-03-27
CNPCT/CN2019/079962 2019-03-27
PCT/CN2020/074122 WO2020156516A1 (en) 2019-01-31 2020-01-31 Context for coding affine mode adaptive motion vector resolution

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202311759743.2A Division CN118118659A (zh) 2019-01-31 2020-01-31 记录仿射模式自适应运动矢量分辨率的上下文

Publications (2)

Publication Number Publication Date
CN113412623A CN113412623A (zh) 2021-09-17
CN113412623B true CN113412623B (zh) 2025-03-25

Family

ID=71841924

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202080011162.9A Active CN113412623B (zh) 2019-01-31 2020-01-31 记录仿射模式自适应运动矢量分辨率的上下文
CN202311759743.2A Pending CN118118659A (zh) 2019-01-31 2020-01-31 记录仿射模式自适应运动矢量分辨率的上下文

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202311759743.2A Pending CN118118659A (zh) 2019-01-31 2020-01-31 记录仿射模式自适应运动矢量分辨率的上下文

Country Status (6)

Country Link
US (2) US11330289B2 (https=)
EP (1) EP3895429A4 (https=)
JP (2) JP7235877B2 (https=)
KR (1) KR20210121021A (https=)
CN (2) CN113412623B (https=)
WO (1) WO2020156516A1 (https=)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11109056B2 (en) * 2018-02-12 2021-08-31 Mediatek Inc. Method and apparatus of current picture referencing for video coding using adaptive motion vector resolution and sub-block prediction mode
CN118573873A (zh) * 2018-04-09 2024-08-30 Sk电信有限公司 视频解码和编码方法及发送比特流的设备
TWI731345B (zh) 2018-06-19 2021-06-21 大陸商北京字節跳動網絡技術有限公司 模式相依運動向量差精確集
KR102635047B1 (ko) 2018-09-19 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용
WO2020138958A1 (ko) 2018-12-27 2020-07-02 에스케이텔레콤 주식회사 양방향 예측 방법 및 영상 복호화 장치
WO2020156516A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Context for coding affine mode adaptive motion vector resolution
WO2020156517A1 (en) * 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Fast algorithms for symmetric motion vector difference coding mode
KR20210128497A (ko) * 2019-03-11 2021-10-26 인터디지털 브이씨 홀딩스 인코포레이티드 비디오 인코딩 및 디코딩을 위한 엔트로피 코딩
EP3939303A1 (en) * 2019-03-11 2022-01-19 VID SCALE, Inc. Symmetric merge mode motion vector coding
CN113853785B (zh) 2019-05-14 2024-04-16 北京字节跳动网络技术有限公司 用于残差编解码的上下文建模
CN121691718A (zh) * 2019-07-07 2026-03-17 Oppo广东移动通信有限公司 图像预测方法、编码器、解码器以及存储介质
JP6960969B2 (ja) * 2019-09-20 2021-11-05 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
WO2021219144A1 (en) * 2020-05-01 2021-11-04 Beijing Bytedance Network Technology Co., Ltd. Entropy coding for partition syntax
US12113987B2 (en) * 2020-12-22 2024-10-08 Qualcomm Incorporated Multi-pass decoder-side motion vector refinement
WO2023055138A1 (ko) * 2021-09-29 2023-04-06 엘지전자 주식회사 영상 인코딩/디코딩 방법 및 장치, 그리고 비트스트림을 저장한 기록 매체
US12155839B2 (en) * 2021-10-21 2024-11-26 Tencent America LLC Adaptive resolution for single-reference motion vector difference
US12432348B2 (en) * 2022-03-10 2025-09-30 Tencent America LLC Method and apparatus for adaptive multi-hypothesis probability model for arithmetic coding
US12047586B2 (en) * 2022-07-20 2024-07-23 Tencent America LLC Method and apparatus for inter prediction mode dependent scaling factors
US12407851B2 (en) * 2022-09-21 2025-09-02 Tencent America LLC Method and apparatus for implicitly indicating motion vector predictor precision
US20240129525A1 (en) * 2022-10-11 2024-04-18 Qualcomm Incorporated Coding video data using adaptive affine block prediction
US12401812B2 (en) * 2022-10-18 2025-08-26 Tencent America LLC Method and apparatus for affine motion refinement
EP4606112A1 (en) * 2022-10-20 2025-08-27 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
WO2024141071A1 (en) * 2022-12-30 2024-07-04 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
WO2024235331A1 (en) * 2023-05-18 2024-11-21 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
EP4625975A1 (en) * 2024-03-25 2025-10-01 InterDigital CE Patent Holdings, SAS Video coding: coding parameter restrictions

Family Cites Families (145)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3651941B2 (ja) * 1994-11-28 2005-05-25 キヤノン株式会社 画像再生装置
EP1469682A4 (en) 2002-01-24 2010-01-27 Hitachi Ltd SIGNAL CODING METHOD FOR MOVABLE IMAGES, DECODING METHOD, CODING DEVICE AND DECODING DEVICE
WO2007003340A2 (en) 2005-07-01 2007-01-11 Nero Ag Video encoder and video decoder
US20070025442A1 (en) 2005-07-28 2007-02-01 Sanyo Electric Co., Ltd. Coding method for coding moving images
JP2009089332A (ja) 2007-10-03 2009-04-23 Sony Corp 動き予測方法及び動き予測装置
US8542727B2 (en) 2007-12-31 2013-09-24 Intel Corporation Systems and apparatuses for performing CABAC parallel encoding and decoding
KR101377530B1 (ko) 2009-08-21 2014-03-27 에스케이텔레콤 주식회사 적응적 움직임 벡터 해상도를 이용한 영상 부호화/복호화 방법 및 장치
US20110176611A1 (en) 2010-01-15 2011-07-21 Yu-Wen Huang Methods for decoder-side motion vector derivation
US9237355B2 (en) 2010-02-19 2016-01-12 Qualcomm Incorporated Adaptive motion resolution for video coding
US8837592B2 (en) 2010-04-14 2014-09-16 Mediatek Inc. Method for performing local motion vector derivation during video coding of a coding unit, and associated apparatus
JP2012060208A (ja) 2010-09-06 2012-03-22 Nippon Telegr & Teleph Corp <Ntt> 動画像符号化方法，動画像符号化装置，動画像復号方法，動画像復号装置およびそれらのプログラム
PT2625855T (pt) 2010-10-08 2021-03-16 Ge Video Compression Llc Codificação de imagens suportando particionamento de blocos e fusão de blocos
US10327008B2 (en) * 2010-10-13 2019-06-18 Qualcomm Incorporated Adaptive motion vector resolution signaling for video coding
WO2012134246A2 (ko) 2011-04-01 2012-10-04 엘지전자 주식회사 엔트로피 디코딩 방법 및 이를 이용하는 디코딩 장치
US10123053B2 (en) 2011-05-23 2018-11-06 Texas Instruments Incorporated Acceleration of bypass binary symbol processing in video coding
JP5886950B2 (ja) 2011-06-14 2016-03-16 サムスン エレクトロニクス カンパニー リミテッド 動き情報の符号化方法及びその装置、その復号化方法及びその装置
US9055304B2 (en) * 2011-07-01 2015-06-09 Qualcomm Incorporated Reduced resolution pixel interpolation
MX365013B (es) 2011-08-29 2019-05-20 Ibex Pt Holdings Co Ltd Metodo para generar un bloque de prediccion en modo de prediccion de vector de movimiento avanzada (amvp).
CN102291581B (zh) 2011-09-09 2013-09-25 西安电子科技大学 支持帧场自适应运动估计的实现方法
US9736489B2 (en) 2011-09-17 2017-08-15 Qualcomm Incorporated Motion vector determination for video coding
US9088796B2 (en) 2011-11-07 2015-07-21 Sharp Kabushiki Kaisha Video decoder with enhanced CABAC decoding
US9451287B2 (en) * 2011-11-08 2016-09-20 Qualcomm Incorporated Context reduction for context adaptive binary arithmetic coding
US20130177084A1 (en) 2012-01-10 2013-07-11 Qualcomm Incorporated Motion vector scaling in video coding
US9325991B2 (en) 2012-04-11 2016-04-26 Qualcomm Incorporated Motion vector rounding
US9538172B2 (en) 2012-04-11 2017-01-03 Qualcomm Incorporated Grouping bypass coded syntax elements in video coding
EP3796651A1 (en) 2012-05-09 2021-03-24 Sun Patent Trust Method of performing motion vector prediction, encoding and decoding methods, and apparatuses thereof
CA2937449C (en) 2012-05-29 2018-12-04 Mediatek Inc. Method and apparatus for coding of sample adaptive offset information
US9635356B2 (en) 2012-08-07 2017-04-25 Qualcomm Incorporated Multi-hypothesis motion compensation for scalable video coding and 3D video coding
US9319684B2 (en) 2012-08-21 2016-04-19 Qualcomm Incorporated Alternative transform in scalable video coding
US9313500B2 (en) 2012-09-30 2016-04-12 Microsoft Technology Licensing, Llc Conditional signalling of reference picture list modification information
KR20150090206A (ko) 2013-01-30 2015-08-05 인텔 코포레이션 차세대 비디오를 위한 코딩을 위한 콘텐츠 적응적 파라메트릭 변환
AU2013228045A1 (en) * 2013-09-13 2015-04-02 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding video data
US9392292B2 (en) * 2013-09-27 2016-07-12 Apple Inc. Parallel encoding of bypass binary symbols in CABAC encoder
US9351003B2 (en) * 2013-09-27 2016-05-24 Apple Inc. Context re-mapping in CABAC encoder
WO2015069734A1 (en) 2013-11-05 2015-05-14 Arris Enterprises, Inc. Bit depth variable for high precision data in weighted prediction syntax and semantics
CN103561263B (zh) 2013-11-06 2016-08-24 北京牡丹电子集团有限责任公司数字电视技术中心 基于运动矢量约束和加权运动矢量的运动补偿预测方法
US20150189321A1 (en) 2014-01-02 2015-07-02 Mediatek Inc. Method of Binarization and Context Adaptive Binary Arithmetic Coding of Depth Coding Syntax
US9749642B2 (en) 2014-01-08 2017-08-29 Microsoft Technology Licensing, Llc Selection of motion vector precision
US10531116B2 (en) * 2014-01-09 2020-01-07 Qualcomm Incorporated Adaptive motion vector resolution signaling for video coding
CN105874789B (zh) 2014-01-29 2019-10-29 联发科技股份有限公司 利用自适应运动向量精度的方法
WO2015131388A1 (en) 2014-03-07 2015-09-11 Qualcomm Incorporated Simplification of depth intra mode coding in 3d video coding
US20150264348A1 (en) 2014-03-17 2015-09-17 Qualcomm Incorporated Dictionary coding of video content
US10567789B2 (en) 2014-06-16 2020-02-18 Qualcomm Incorporated Simplified shifting merge candidate and merge list derivation in 3D-HEVC
US10327001B2 (en) * 2014-06-19 2019-06-18 Qualcomm Incorporated Systems and methods for intra-block copy
US9948934B2 (en) * 2014-07-02 2018-04-17 Apple Inc. Estimating rate costs in video encoding operations using entropy encoding statistics
KR102068828B1 (ko) 2014-09-30 2020-01-22 에이치에프아이 이노베이션 인크. 비디오 코딩을 위한 적응적 모션 벡터 레졸루션 방법
US9918105B2 (en) * 2014-10-07 2018-03-13 Qualcomm Incorporated Intra BC and inter unification
CN104363451B (zh) 2014-10-27 2019-01-25 华为技术有限公司 图像预测方法及相关装置
KR102647887B1 (ko) 2014-10-31 2024-03-14 삼성전자주식회사 움직임 벡터 부복호화 방법 및 장치
SG11201703454XA (en) 2014-11-18 2017-06-29 Mediatek Inc Method of bi-prediction video coding based on motion vectors from uni-prediction and merge candidate
KR102128216B1 (ko) 2014-11-20 2020-06-30 에이치에프아이 이노베이션 인크. 모션 벡터 및 블록 벡터 해상도 제어의 방법
CN104661031B (zh) 2015-02-16 2017-12-22 华为技术有限公司 用于视频图像编码和解码的方法、编码设备和解码设备
US11330284B2 (en) 2015-03-27 2022-05-10 Qualcomm Incorporated Deriving motion information for sub-blocks in video coding
US20160323600A1 (en) * 2015-04-30 2016-11-03 Zhan Ma Methods and Apparatus for Use of Adaptive Prediction Resolution in Video Coding
US20160337662A1 (en) 2015-05-11 2016-11-17 Qualcomm Incorporated Storage and signaling resolutions of motion vectors
CN106303543B (zh) 2015-05-15 2018-10-30 华为技术有限公司 视频图像编码和解码的方法、编码设备和解码设备
US10148961B2 (en) * 2015-05-29 2018-12-04 Qualcomm Incorporated Arithmetic coder with multiple window sizes
WO2016200984A1 (en) 2015-06-08 2016-12-15 Vid Scale, Inc. Intra block copy mode for screen content coding
GB2539212A (en) 2015-06-08 2016-12-14 Canon Kk Handling of non-correct block vectors generated for intra block copy coding mode
CN106331722B (zh) 2015-07-03 2019-04-26 华为技术有限公司 图像预测方法和相关设备
CN108600749B (zh) 2015-08-29 2021-12-28 华为技术有限公司 图像预测的方法及设备
KR20180059443A (ko) 2015-09-24 2018-06-04 엘지전자 주식회사 영상 코딩 시스템에서 움직임 벡터 정제 기반 인터 예측 방법 및 장치
CN108353176B (zh) 2015-09-24 2022-05-03 Lg 电子株式会社 在图像编译系统中的基于amvr的图像编译方法和装置
US10812822B2 (en) 2015-10-02 2020-10-20 Qualcomm Incorporated Intra block copy merge mode and padding of unavailable IBC reference region
US10560699B2 (en) 2015-11-13 2020-02-11 Lg Electronics Inc. Method and apparatus for adaptively predicting image using threshold value in image coding system
GB2561507B (en) 2016-01-07 2021-12-22 Mediatek Inc Method and apparatus for affine merge mode prediction for video coding system
EP3413563B1 (en) 2016-02-03 2026-02-18 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Moving image decoding device, moving image encoding device, and prediction image generation device
WO2017147765A1 (en) 2016-03-01 2017-09-08 Mediatek Inc. Methods for affine motion compensation
WO2017156705A1 (en) 2016-03-15 2017-09-21 Mediatek Inc. Affine prediction for video coding
PL3414900T3 (pl) 2016-03-15 2025-10-27 Hfi Innovation Inc. Sposób oraz urządzenie do kodowania wideo z afiniczną kompensacją ruchu
KR102480088B1 (ko) 2016-03-17 2022-12-23 삼성디스플레이 주식회사 양자점 발광 소자
CN109417620B (zh) * 2016-03-25 2021-04-27 松下知识产权经营株式会社 用于使用信号依赖型自适应量化将运动图像编码及解码的方法及装置
WO2017194773A1 (en) 2016-05-13 2017-11-16 Telefonaktiebolaget Lm Ericsson (Publ) Motion vector difference coding and decoding
US10560712B2 (en) 2016-05-16 2020-02-11 Qualcomm Incorporated Affine motion prediction for video coding
CN114979648B (zh) * 2016-05-27 2024-02-13 松下电器（美国）知识产权公司 编码方法、解码方法、及编码和解码方法
EP3264768A1 (en) 2016-06-30 2018-01-03 Thomson Licensing Method and apparatus for video coding with adaptive motion information refinement
US20190215534A1 (en) 2016-09-12 2019-07-11 Sony Corporation Image processing apparatus and image processing method
WO2018049594A1 (en) * 2016-09-14 2018-03-22 Mediatek Inc. Methods of encoder decision for quad-tree plus binary tree structure
US10462462B2 (en) * 2016-09-29 2019-10-29 Qualcomm Incorporated Motion vector difference coding technique for video coding
US11356693B2 (en) 2016-09-29 2022-06-07 Qualcomm Incorporated Motion vector coding for video coding
US10631002B2 (en) 2016-09-30 2020-04-21 Qualcomm Incorporated Frame rate up-conversion coding mode
EP3301918A1 (en) 2016-10-03 2018-04-04 Thomson Licensing Method and apparatus for encoding and decoding motion information
US10979732B2 (en) 2016-10-04 2021-04-13 Qualcomm Incorporated Adaptive motion vector precision for video coding
CN109792516B (zh) 2016-10-04 2021-05-25 联发科技股份有限公司 图像和视频编解码中用于帧内色度编解码的方法及装置
US10448010B2 (en) 2016-10-05 2019-10-15 Qualcomm Incorporated Motion vector prediction for affine motion models in video coding
CN109964484B (zh) 2016-11-22 2021-11-09 联发科技股份有限公司 视频编码中用于运动向量符号预测的方法及装置
US11343530B2 (en) 2016-11-28 2022-05-24 Electronics And Telecommunications Research Institute Image encoding/decoding method and device, and recording medium having bitstream stored thereon
US10694202B2 (en) * 2016-12-01 2020-06-23 Qualcomm Incorporated Indication of bilateral filter usage in video coding
CN108235007B (zh) 2016-12-12 2023-06-27 上海天荷电子信息有限公司 各模式使用不同精度同种编码参数的数据压缩方法和装置
US20200021837A1 (en) 2016-12-16 2020-01-16 Sharp Kabushiki Kaisha Video decoding apparatus and video coding apparatus
KR102543752B1 (ko) 2016-12-22 2023-06-14 주식회사 케이티 비디오 신호 처리 방법 및 장치
US10757412B2 (en) * 2017-01-03 2020-08-25 Avago Technologies International Sales Pte. Limited Architecture flexible binary arithmetic coding system
US10523964B2 (en) 2017-03-13 2019-12-31 Qualcomm Incorporated Inter prediction refinement based on bi-directional optical flow (BIO)
US10701390B2 (en) * 2017-03-14 2020-06-30 Qualcomm Incorporated Affine motion information derivation
US10595035B2 (en) 2017-03-22 2020-03-17 Qualcomm Incorporated Constraining motion vector information derived by decoder-side motion vector derivation
US10609414B2 (en) * 2017-05-08 2020-03-31 Qualcomm Incorporated Context modeling for transform coefficient coding
CN110651474B (zh) 2017-05-18 2022-02-18 联发科技股份有限公司 用于视频编解码的运动向量限制方法和装置
US11272207B2 (en) * 2017-06-12 2022-03-08 Futurewei Technologies, Inc. Selection and signaling of motion vector (MV) precisions
US10602180B2 (en) * 2017-06-13 2020-03-24 Qualcomm Incorporated Motion vector prediction
JP7261750B2 (ja) 2017-06-26 2023-04-20 インターデジタル ヴイシー ホールディングス， インコーポレイテッド 動き補償のための複数の予測子候補
EP3609184B1 (en) * 2017-07-04 2024-06-12 Samsung Electronics Co., Ltd. Image encoding method and apparatus, and image decoding method and apparatus
EP3652937A4 (en) * 2017-07-14 2021-01-13 MediaTek Inc. METHOD AND DEVICE FOR AREA DERIVATION IN CONTEXT ADAPTIVE BINARY ARITHMETIC CODING
CN109391814B (zh) 2017-08-11 2023-06-06 华为技术有限公司 视频图像编码和解码的方法、装置及设备
CN118632013A (zh) * 2017-09-19 2024-09-10 三星电子株式会社 对运动信息进行编码和解码的方法以及设备
US10609384B2 (en) * 2017-09-21 2020-03-31 Futurewei Technologies, Inc. Restriction on sub-block size derivation for affine inter prediction
JPWO2019069602A1 (ja) 2017-10-03 2020-09-10 日本電気株式会社 映像符号化装置、映像復号装置、映像符号化方法、映像復号方法、プログラムおよび映像システム
KR102822864B1 (ko) * 2017-11-09 2025-06-19 삼성전자주식회사 움직임 정보의 부호화 장치 및 방법, 및 복호화 장치 및 방법
US11172201B2 (en) * 2017-12-18 2021-11-09 Panasonic Intellectual Property Corporation Of America Encoder, decoder, encoding method, and decoding method
US11172229B2 (en) 2018-01-12 2021-11-09 Qualcomm Incorporated Affine motion compensation with low bandwidth
US10757417B2 (en) 2018-01-20 2020-08-25 Qualcomm Incorporated Affine motion compensation in video coding
US11012715B2 (en) 2018-02-08 2021-05-18 Qualcomm Incorporated Intra block copy for video coding
CN117156155A (zh) 2018-03-14 2023-12-01 Lx 半导体科技有限公司 图像编码/解码方法、存储介质和发送方法
US10873748B2 (en) 2018-05-12 2020-12-22 Qualcomm Incorporated Storage of high precision motion vectors in video coding
US11509924B2 (en) 2018-06-01 2022-11-22 Panasonic Intellectual Property Corporation Of America Encoder, decoder, encoding method, and decoding method
GB2588004B (en) 2018-06-05 2023-03-01 Beijing Bytedance Network Tech Co Ltd Interaction between IBC and affine
KR102898428B1 (ko) 2018-06-07 2025-12-10 주식회사 윌러스표준기술연구소 적응적 모션 벡터 레졸루션을 이용하는 비디오 신호 처리 방법 및 장치
US11303923B2 (en) 2018-06-15 2022-04-12 Intel Corporation Affine motion compensation for current picture referencing
US12348762B2 (en) 2018-06-19 2025-07-01 Qualcomm Incorporated Signaling sub-prediction unit motion vector predictor
TWI731345B (zh) 2018-06-19 2021-06-21 大陸商北京字節跳動網絡技術有限公司 模式相依運動向量差精確集
US20190045193A1 (en) 2018-06-29 2019-02-07 Intel Corporation Region-based motion estimation and modeling for accurate region-based motion compensation for efficient video processing or coding
WO2020009446A1 (ko) 2018-07-02 2020-01-09 엘지전자 주식회사 어파인 예측을 이용하여 비디오 신호를 처리하기 위한 방법 및 장치
GB2590228B (en) 2018-08-04 2023-04-05 Beijing Bytedance Network Tech Co Ltd Clipping of updated MV or derived MV
WO2020047132A1 (en) 2018-08-29 2020-03-05 Vid Scale, Inc. Adaptive motion vector precision for affine motion model based video coding
WO2020049540A1 (en) 2018-09-08 2020-03-12 Beijing Bytedance Network Technology Co., Ltd. Affine mode in video coding and decoding
SI3700216T1 (sl) 2018-09-10 2022-11-30 Lg Electronics Inc., Kodiranje slike na podlagi afinega napovedovanja gibanja z uporabo seznama afinih kandidatov mvp
KR102635047B1 (ko) 2018-09-19 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용
EP3836545B1 (en) 2018-09-22 2023-11-15 Lg Electronics Inc. Method for processing video signals using inter prediction
TWI815974B (zh) 2018-09-23 2023-09-21 大陸商北京字節跳動網絡技術有限公司 具有自適應運動矢量分辨率的運動矢量的修改
CN111357294B (zh) 2018-10-23 2022-12-30 北京字节跳动网络技术有限公司 基于子块的运动信息列表的简化熵编解码
CN118694931B (zh) 2018-11-05 2025-12-02 北京字节跳动网络技术有限公司 编解码视频数据的方法、装置及计算机可读存储介质
CN119172532A (zh) 2018-12-17 2024-12-20 交互数字Vc控股公司 Mmvd和smvd与运动和预测模型的组合
US11546604B2 (en) 2018-12-21 2023-01-03 Vid Scale, Inc. Symmetric motion vector difference coding
WO2020156516A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Context for coding affine mode adaptive motion vector resolution
WO2020156517A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Fast algorithms for symmetric motion vector difference coding mode
CN113383548B (zh) 2019-02-03 2026-02-27 北京字节跳动网络技术有限公司 Mv精度和mv差编解码之间的相互作用
CN113545083B (zh) 2019-03-18 2023-08-22 腾讯美国有限责任公司 视频编解码的方法和装置
CN113711609B (zh) 2019-04-19 2023-12-01 北京字节跳动网络技术有限公司 利用光流的预测细化过程中的增量运动矢量
EP3959873A4 (en) 2019-04-25 2022-08-10 OP Solutions, LLC EFFICIENT CODING OF GLOBAL MOTION VECTORS
US11109064B2 (en) 2019-05-22 2021-08-31 Mediatek Inc. Signaling of motion vector difference derivation
US20200402546A1 (en) 2019-06-24 2020-12-24 Seagate Technology Llc Reducing base deck porosity
US11190789B2 (en) 2019-06-30 2021-11-30 Tencent America LLC Method and apparatus for video coding using inter-prediction mode signaling to dertermine motion vectors
US11317094B2 (en) 2019-12-24 2022-04-26 Tencent America LLC Method and apparatus for video coding using geometric partitioning mode
CN111050182B (zh) 2019-12-27 2022-02-18 浙江大华技术股份有限公司 运动矢量的预测方法、视频编码方法及相关设备、装置
WO2021202104A1 (en) 2020-03-29 2021-10-07 Alibaba Group Holding Limited Enhanced decoder side motion vector refinement
US11563980B2 (en) 2020-04-02 2023-01-24 Qualcomm Incorporated General constraint information syntax in video coding

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CE2: Adaptive Motion Vector Resolution for Affine Inter Mode (Test 2.1.2);Hongbin Liu;Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 13th Meeting: Marrakech, MA, 9–18 Jan. 2019，JVET-M0246;20190118;第1-3节 *
Versatile Video Coding (Draft 3);Benjamin Bross;Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 12th Meeting: Macao, CN, 3–12 Oct. 2018，JVET-L1001;20181012;第7.3.4.6、9.5.4.2.2节 *

Also Published As

Publication number Publication date
WO2020156516A1 (en) 2020-08-06
CN113412623A (zh) 2021-09-17
EP3895429A1 (en) 2021-10-20
US11330289B2 (en) 2022-05-10
JP2022517856A (ja) 2022-03-10
CN118118659A (zh) 2024-05-31
US20210266588A1 (en) 2021-08-26
JP7583084B2 (ja) 2024-11-13
KR20210121021A (ko) 2021-10-07
JP7235877B2 (ja) 2023-03-08
EP3895429A4 (en) 2022-08-10
US12058367B2 (en) 2024-08-06
JP2023071804A (ja) 2023-05-23
US20220264144A1 (en) 2022-08-18

Similar Documents

Publication Publication Date Title
CN113412623B (zh) 记录仿射模式自适应运动矢量分辨率的上下文
CN110933420B (zh) 仿射模式中自适应运动矢量分辨率的快速算法
CN113366851B (zh) 对称运动矢量差编解码模式的快速算法
TWI750494B (zh) 使用更新的運動信息的限制
CN111010569B (zh) Bio中的时间梯度计算的改善
CN110881124A (zh) 两步帧间预测
CN111010580B (zh) 基于运动信息的尺寸限制
CN113678444B (zh) 具有自适应运动矢量分辨率的仿射模式的熵编解码
CN113424534B (zh) 自适应运动矢量分辨率的多个语法元素

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant