CN113615186B - 对称运动矢量差译码 - Google Patents

对称运动矢量差译码 Download PDF

Info

Publication number
CN113615186B
CN113615186B CN201980088741.0A CN201980088741A CN113615186B CN 113615186 B CN113615186 B CN 113615186B CN 201980088741 A CN201980088741 A CN 201980088741A CN 113615186 B CN113615186 B CN 113615186B
Authority
CN
China
Prior art keywords
smvd
current coding
coding block
reference picture
mvd
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
CN201980088741.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN113615186A (zh
Inventor
罗健聪
修晓宇
贺玉文
杨华
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.)
InterDigital VC Holdings Inc
Original Assignee
Vid Scale 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 Vid Scale Inc filed Critical Vid Scale Inc
Priority to CN202410486238.3A priority Critical patent/CN118433390A/zh
Priority to CN202410486252.3A priority patent/CN118433391A/zh
Publication of CN113615186A publication Critical patent/CN113615186A/zh
Application granted granted Critical
Publication of CN113615186B publication Critical patent/CN113615186B/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
    • H04N19/169—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
    • H04N19/102—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
    • 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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN201980088741.0A 2018-12-21 2019-12-19 对称运动矢量差译码 Active CN113615186B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202410486238.3A CN118433390A (zh) 2018-12-21 2019-12-19 对称运动矢量差译码
CN202410486252.3A CN118433391A (zh) 2018-12-21 2019-12-19 对称运动矢量差译码

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US201862783437P 2018-12-21 2018-12-21
US62/783,437 2018-12-21
US201962787321P 2019-01-01 2019-01-01
US62/787,321 2019-01-01
US201962792710P 2019-01-15 2019-01-15
US62/792,710 2019-01-15
US201962798674P 2019-01-30 2019-01-30
US62/798,674 2019-01-30
US201962809308P 2019-02-22 2019-02-22
US62/809,308 2019-02-22
PCT/US2019/067527 WO2020132272A1 (en) 2018-12-21 2019-12-19 Symmetric motion vector difference coding

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CN202410486238.3A Division CN118433390A (zh) 2018-12-21 2019-12-19 对称运动矢量差译码
CN202410486252.3A Division CN118433391A (zh) 2018-12-21 2019-12-19 对称运动矢量差译码

Publications (2)

Publication Number Publication Date
CN113615186A CN113615186A (zh) 2021-11-05
CN113615186B true CN113615186B (zh) 2024-05-10

Family

ID=69191238

Family Applications (3)

Application Number Title Priority Date Filing Date
CN201980088741.0A Active CN113615186B (zh) 2018-12-21 2019-12-19 对称运动矢量差译码
CN202410486252.3A Pending CN118433391A (zh) 2018-12-21 2019-12-19 对称运动矢量差译码
CN202410486238.3A Pending CN118433390A (zh) 2018-12-21 2019-12-19 对称运动矢量差译码

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN202410486252.3A Pending CN118433391A (zh) 2018-12-21 2019-12-19 对称运动矢量差译码
CN202410486238.3A Pending CN118433390A (zh) 2018-12-21 2019-12-19 对称运动矢量差译码

Country Status (8)

Country Link
US (3) US11546604B2 (enExample)
EP (2) EP4576783A3 (enExample)
JP (2) JP7697882B2 (enExample)
CN (3) CN113615186B (enExample)
FI (1) FI3900343T3 (enExample)
IL (2) IL284179B2 (enExample)
TW (2) TWI835958B (enExample)
WO (1) WO2020132272A1 (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201705749D0 (en) * 2017-04-10 2017-05-24 Nchain Holdings Ltd Computer-implemented system and method
CN110620932B (zh) 2018-06-19 2022-11-08 北京字节跳动网络技术有限公司 依赖模式的运动矢量差精度集
JP7212150B2 (ja) 2018-09-19 2023-01-24 北京字節跳動網絡技術有限公司 適応動きベクトル解像度によるアフィンモードへの構文の使用
CN119676442A (zh) 2018-12-29 2025-03-21 华为技术有限公司 帧间预测方法、装置以及相应的编码器和解码器
US12316870B2 (en) * 2019-01-14 2025-05-27 Interdigital Madison Patent Holdings, Sas Method and apparatus for video encoding and decoding with bi-directional optical flow adapted to weighted prediction
US11025936B2 (en) * 2019-01-25 2021-06-01 Tencent America LLC Method and apparatus for video coding
CN120980252A (zh) * 2019-01-31 2025-11-18 北京字节跳动网络技术有限公司 对称运动矢量差编解码模式的快速算法
WO2020156516A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Context for coding affine mode adaptive motion vector resolution
CN121967699A (zh) * 2019-02-03 2026-05-01 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
CN121173966A (zh) 2019-02-14 2025-12-19 北京字节跳动网络技术有限公司 解码器侧细化工具的选择性应用
KR102928235B1 (ko) * 2019-03-08 2026-02-19 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
KR102662874B1 (ko) * 2019-04-28 2024-05-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 대칭 모션 벡터 차이 코딩
SG11202112279WA (en) 2019-05-11 2021-12-30 Beijing Bytedance Network Technology Co Ltd Selective use of coding tools in video processing
EP3977741A4 (en) * 2019-05-30 2023-05-24 Beijing Dajia Internet Information Technology Co., Ltd. METHOD AND DEVICE FOR SIGNALING A SYMMETRIC MOTION VECTOR DIFFERENTIAL MODE
CN119729013A (zh) * 2019-06-13 2025-03-28 Lg电子株式会社 图像编码/解码方法以及用于发送图像信息的数据的方法
KR102679217B1 (ko) 2019-06-14 2024-06-27 엘지전자 주식회사 움직임 벡터 차분들을 이용한 영상 코딩 방법 및 장치
CA3145240C (en) 2019-06-24 2024-06-11 Lg Electronics Inc. Inter prediction-based image coding method and apparatus
KR102793883B1 (ko) * 2019-06-24 2025-04-11 엘지전자 주식회사 움직임 벡터를 이용한 영상 코딩 방법 및 장치
JP7335365B2 (ja) * 2019-06-24 2023-08-29 エルジー エレクトロニクス インコーポレイティド 動きベクトル差分を利用した映像コーディング方法及び装置
US12101502B2 (en) * 2021-11-19 2024-09-24 Tencent America LLC Methods and devices for refining motion vector candidates
US11943448B2 (en) * 2021-11-22 2024-03-26 Tencent America LLC Joint coding of motion vector difference
US12160564B2 (en) * 2022-04-11 2024-12-03 Tencent America LLC Bilateral matching with affine motion
US12388977B2 (en) * 2022-04-25 2025-08-12 Tencent America LLC Affine models use in affine bilateral matching
US20230396797A1 (en) * 2022-06-06 2023-12-07 Tencent America LLC Translational motion vector coding in affine mode
US12513326B2 (en) * 2023-02-01 2025-12-30 Tencent America LLC Method and apparatus for signaling for compound inter prediction modes

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104170381A (zh) * 2012-03-16 2014-11-26 高通股份有限公司 在高效率视频译码及其扩展中的运动矢量译码及双向预测
CN105052145A (zh) * 2012-12-28 2015-11-11 高通股份有限公司 剖析三维视频译码中的语法元素
CN107123128A (zh) * 2017-04-24 2017-09-01 南京邮电大学 一种保证准确性的车辆运动状态估计方法
CN107431817A (zh) * 2015-01-29 2017-12-01 Vid拓展公司 调色板译码模式和调色板翻转
CN108028929A (zh) * 2015-09-28 2018-05-11 高通股份有限公司 用于视频译码的改进双向光流
WO2018097692A2 (ko) * 2016-11-28 2018-05-31 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
CN108256511A (zh) * 2018-03-15 2018-07-06 太原理工大学 基于视频编码码流的人体运动检测方法
CN108432250A (zh) * 2016-01-07 2018-08-21 联发科技股份有限公司 用于视频编解码的仿射帧间预测的方法及装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4040791A1 (en) * 2015-06-08 2022-08-10 Vid Scale, Inc. Intra block copy mode for screen content coding
WO2017036399A1 (en) * 2015-09-02 2017-03-09 Mediatek Inc. Method and apparatus of motion compensation for video coding based on bi prediction optical flow techniques
US11363253B2 (en) * 2016-05-13 2022-06-14 Vid Scale, Inc. Systems and methods for generalized multi-hypothesis prediction for video coding
US11638027B2 (en) * 2016-08-08 2023-04-25 Hfi Innovation, Inc. Pattern-based motion vector derivation for video coding
US10931969B2 (en) * 2017-01-04 2021-02-23 Qualcomm Incorporated Motion vector reconstructions for bi-directional optical flow (BIO)
WO2018166357A1 (en) * 2017-03-16 2018-09-20 Mediatek Inc. Method and apparatus of motion refinement based on bi-directional optical flow for video coding
US10595035B2 (en) 2017-03-22 2020-03-17 Qualcomm Incorporated Constraining motion vector information derived by decoder-side motion vector derivation
KR20240154105A (ko) 2017-05-19 2024-10-24 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법
KR102638336B1 (ko) * 2017-12-14 2024-02-19 엘지전자 주식회사 영상 코딩 시스템에서 인터 예측에 따른 영상 디코딩 방법 및 장치
JP7212150B2 (ja) * 2018-09-19 2023-01-24 北京字節跳動網絡技術有限公司 適応動きベクトル解像度によるアフィンモードへの構文の使用
MX2021007225A (es) * 2018-12-17 2021-09-21 Interdigital Vc Holdings Inc Combinacion de herramientas de codificacion de diferencia de vector de movimiento con otros modos de movimiento.

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104170381A (zh) * 2012-03-16 2014-11-26 高通股份有限公司 在高效率视频译码及其扩展中的运动矢量译码及双向预测
CN105052145A (zh) * 2012-12-28 2015-11-11 高通股份有限公司 剖析三维视频译码中的语法元素
CN107431817A (zh) * 2015-01-29 2017-12-01 Vid拓展公司 调色板译码模式和调色板翻转
CN108028929A (zh) * 2015-09-28 2018-05-11 高通股份有限公司 用于视频译码的改进双向光流
CN108432250A (zh) * 2016-01-07 2018-08-21 联发科技股份有限公司 用于视频编解码的仿射帧间预测的方法及装置
WO2018097692A2 (ko) * 2016-11-28 2018-05-31 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
CN107123128A (zh) * 2017-04-24 2017-09-01 南京邮电大学 一种保证准确性的车辆运动状态估计方法
CN108256511A (zh) * 2018-03-15 2018-07-06 太原理工大学 基于视频编码码流的人体运动检测方法

Also Published As

Publication number Publication date
CN118433391A (zh) 2024-08-02
JP2025081627A (ja) 2025-05-27
US20230125740A1 (en) 2023-04-27
US12095998B2 (en) 2024-09-17
IL310462B1 (en) 2025-03-01
TWI911646B (zh) 2026-01-11
IL284179B2 (en) 2024-06-01
JP7697882B2 (ja) 2025-06-24
US20240406406A1 (en) 2024-12-05
EP4576783A3 (en) 2025-08-13
EP3900343A1 (en) 2021-10-27
CN113615186A (zh) 2021-11-05
IL310462B2 (en) 2025-07-01
TW202038626A (zh) 2020-10-16
IL284179A (en) 2021-08-31
EP3900343B1 (en) 2025-06-18
TW202435617A (zh) 2024-09-01
EP4576783A2 (en) 2025-06-25
US11546604B2 (en) 2023-01-03
FI3900343T3 (fi) 2025-07-30
IL310462A (en) 2024-03-01
JP2022516433A (ja) 2022-02-28
KR20210113187A (ko) 2021-09-15
IL284179B1 (en) 2024-02-01
US20220150505A1 (en) 2022-05-12
CN118433390A (zh) 2024-08-02
TWI835958B (zh) 2024-03-21
WO2020132272A1 (en) 2020-06-25

Similar Documents

Publication Publication Date Title
CN113615186B (zh) 对称运动矢量差译码
CN112806005B (zh) 用于视频译码的双向预测
JP7727920B2 (ja) マージモード用のサブブロック動き導出およびデコーダサイド動きベクトル精緻化
CN111630855B (zh) 基于局部照明补偿的运动补偿双向预测
JP2025066135A (ja) 簡易化された勾配導出による双方向オプティカルフロー方法
CN119155461A (zh) 基于历史的运动向量预测
CN113016186A (zh) 用于基于仿射模型的视频译码的仿射运动估计
KR102954017B1 (ko) 대칭 모션 벡터 차이 코딩
KR20260055522A (ko) 대칭 모션 벡터 차이 코딩

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
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20240815

Address after: Delaware, USA

Patentee after: Interactive Digital VC Holdings

Country or region after: U.S.A.

Address before: Wilmington, Delaware, USA

Patentee before: VID SCALE, Inc.

Country or region before: U.S.A.