JP7697882B2 - 対称的な動きベクトル差分符号化 - Google Patents

対称的な動きベクトル差分符号化 Download PDF

Info

Publication number
JP7697882B2
JP7697882B2 JP2021535909A JP2021535909A JP7697882B2 JP 7697882 B2 JP7697882 B2 JP 7697882B2 JP 2021535909 A JP2021535909 A JP 2021535909A JP 2021535909 A JP2021535909 A JP 2021535909A JP 7697882 B2 JP7697882 B2 JP 7697882B2
Authority
JP
Japan
Prior art keywords
video block
smvd
reference picture
mvd
picture list
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
JP2021535909A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022516433A5 (OSRAM
JP2022516433A (ja
Inventor
ルオ、チャンコン
シウ、シャオユウ
フ、ユーウェン
ヤン、フー
Original Assignee
インターデイジタル ヴィーシー ホールディングス インコーポレイテッド
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 インターデイジタル ヴィーシー ホールディングス インコーポレイテッド filed Critical インターデイジタル ヴィーシー ホールディングス インコーポレイテッド
Publication of JP2022516433A publication Critical patent/JP2022516433A/ja
Publication of JP2022516433A5 publication Critical patent/JP2022516433A5/ja
Priority to JP2025027949A priority Critical patent/JP2025081627A/ja
Application granted granted Critical
Publication of JP7697882B2 publication Critical patent/JP7697882B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • H04N19/105—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
    • H04N19/10—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
    • H04N19/46—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)
JP2021535909A 2018-12-21 2019-12-19 対称的な動きベクトル差分符号化 Active JP7697882B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025027949A JP2025081627A (ja) 2018-12-21 2025-02-25 対称的な動きベクトル差分符号化

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 (1)

Application Number Title Priority Date Filing Date
JP2025027949A Division JP2025081627A (ja) 2018-12-21 2025-02-25 対称的な動きベクトル差分符号化

Publications (3)

Publication Number Publication Date
JP2022516433A JP2022516433A (ja) 2022-02-28
JP2022516433A5 JP2022516433A5 (OSRAM) 2024-07-11
JP7697882B2 true JP7697882B2 (ja) 2025-06-24

Family

ID=69191238

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2021535909A Active JP7697882B2 (ja) 2018-12-21 2019-12-19 対称的な動きベクトル差分符号化
JP2025027949A Pending JP2025081627A (ja) 2018-12-21 2025-02-25 対称的な動きベクトル差分符号化

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025027949A Pending JP2025081627A (ja) 2018-12-21 2025-02-25 対称的な動きベクトル差分符号化

Country Status (9)

Country Link
US (3) US11546604B2 (OSRAM)
EP (2) EP4576783A3 (OSRAM)
JP (2) JP7697882B2 (OSRAM)
KR (2) KR20260055522A (OSRAM)
CN (3) CN113615186B (OSRAM)
FI (1) FI3900343T3 (OSRAM)
IL (2) IL310462B2 (OSRAM)
TW (2) TWI835958B (OSRAM)
WO (1) WO2020132272A1 (OSRAM)

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
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
CN119815033A (zh) * 2018-12-29 2025-04-11 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
WO2020150080A1 (en) * 2019-01-14 2020-07-23 Interdigital Vc Holdings, Inc. 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
CN118118659A (zh) 2019-01-31 2024-05-31 北京字节跳动网络技术有限公司 记录仿射模式自适应运动矢量分辨率的上下文
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
CN113424538B (zh) 2019-02-14 2025-09-16 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
PL3932070T3 (pl) * 2019-04-28 2026-01-19 Beijing Bytedance Network Technology Co., Ltd. Kodowanie różnicowe symetrycznego wektora ruchu
SG11202112279WA (en) 2019-05-11 2021-12-30 Beijing Bytedance Network Technology Co Ltd Selective use of coding tools in video processing
CN114009033A (zh) * 2019-05-30 2022-02-01 北京达佳互联信息技术有限公司 用于用信号通知对称运动矢量差模式的方法和装置
CN119729014A (zh) * 2019-06-13 2025-03-28 Lg电子株式会社 图像编码/解码设备以及用于发送图像的数据的设备
ES3065915T3 (en) * 2019-06-14 2026-05-08 Lg Electronics Inc Method and device for image coding using motion vector differences
KR102708635B1 (ko) * 2019-06-24 2024-09-24 엘지전자 주식회사 움직임 벡터 차분들을 이용한 영상 코딩 방법 및 장치
JP7342153B2 (ja) * 2019-06-24 2023-09-11 エルジー エレクトロニクス インコーポレイティド 動きベクトルを用いた画像コーディング方法および装置
CA3239406A1 (en) * 2019-06-24 2020-12-30 Lg Electronics Inc. Inter prediction-based image coding method and apparatus
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 (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018175720A1 (en) 2017-03-22 2018-09-27 Qualcomm Incorporated Constraining motion vector information derived by decoder-side motion vector derivation

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9503720B2 (en) 2012-03-16 2016-11-22 Qualcomm Incorporated Motion vector coding and bi-prediction in HEVC and its extensions
US9615090B2 (en) 2012-12-28 2017-04-04 Qualcomm Incorporated Parsing syntax elements in three-dimensional video coding
CN107431817B (zh) * 2015-01-29 2020-03-24 Vid拓展公司 用于调色板译码的方法及装置
US10306240B2 (en) * 2015-06-08 2019-05-28 Vid Scale, Inc. Intra block copy mode for screen content coding
US20180249172A1 (en) * 2015-09-02 2018-08-30 Mediatek Inc. Method and apparatus of motion compensation for video coding based on bi prediction optical flow techniques
US10375413B2 (en) * 2015-09-28 2019-08-06 Qualcomm Incorporated Bi-directional optical flow for video coding
CN108886619A (zh) 2016-01-07 2018-11-23 联发科技股份有限公司 用于视频编解码系统的仿射合并模式预测的方法及装置
KR102480191B1 (ko) * 2016-05-13 2022-12-21 브이아이디 스케일, 인크. 비디오 코딩을 위한 일반화된 다중-가설 예측 시스템 및 방법
US11638027B2 (en) * 2016-08-08 2023-04-25 Hfi Innovation, Inc. Pattern-based motion vector derivation for video coding
CN116866593A (zh) * 2016-11-28 2023-10-10 韩国电子通信研究院 对图像编码/解码的方法和设备及存储比特流的记录介质
US10931969B2 (en) * 2017-01-04 2021-02-23 Qualcomm Incorporated Motion vector reconstructions for bi-directional optical flow (BIO)
US11109062B2 (en) 2017-03-16 2021-08-31 Mediatek Inc. Method and apparatus of motion refinement based on bi-directional optical flow for video coding
CN107123128B (zh) * 2017-04-24 2019-07-16 南京邮电大学 一种保证准确性的车辆运动状态估计方法
JP6765520B2 (ja) * 2017-05-19 2020-10-07 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 符号化装置、復号装置、符号化方法及び復号方法
KR102523002B1 (ko) * 2017-12-14 2023-04-18 엘지전자 주식회사 영상 코딩 시스템에서 인터 예측에 따른 영상 디코딩 방법 및 장치
CN108256511B (zh) * 2018-03-15 2022-03-29 太原理工大学 基于视频编码码流的人体运动检测方法
KR102635047B1 (ko) * 2018-09-19 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 적응적 움직임 벡터 해상도를 가지는 어파인 모드에 대한 구문 재사용
CN113273209B (zh) * 2018-12-17 2024-09-27 交互数字Vc控股公司 Mmvd和smvd与运动和预测模型的组合

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018175720A1 (en) 2017-03-22 2018-09-27 Qualcomm Incorporated Constraining motion vector information derived by decoder-side motion vector derivation
JP2020511859A (ja) 2017-03-22 2020-04-16 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 復号器側動きベクトル導出によって導出された動きベクトル情報を制約すること

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
Benjamin Bross et al.，Versatile Video Coding (Draft 3) [online]，JVET-L1001-v7（JVET-L1001-v7.docx）, [2024年1月31日検索]，インターネット ＜URL: https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=9499051＞，2018年12月20日，pp.24-26,45-51,91-94,104-109,152-154
Haitao Yang et al.，Subblock-Based Motion Derivation and Inter Prediction Refinement in the Versatile Video Coding Standard [online]，Published in: IEEE Transactions on Circuits and Systems for Video Technology ( Volume: 31 , Issue: 10, October 2021), [2024年2月1日検索]，2021年07月27日，pp.3862-3877，インターネット ＜URL: https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=9499051＞，DOI: 10.1109/TCSVT.2021.3100744
Jiancong Luo et al.，CE2-related: Simplified symmetric MVD based on CE4.4.3 [online]，JVET-M0444（JVET-M0444.DOCX）, [2024年1月31日検索]，インターネット ＜URL: https://jvet-experts.org/doc_end_user/documents/13_Marrakech/wg11/JVET-M0444-v1.zip＞，2019年01月03日
Xiaoyu Xiu et al.，CE9-related: Complexity reduction and bit-width control for bi-directional optical flow (BIO) [online]，JVET-L0256_v2（Rtrvd20240131_JVET-L0256-r2.DOCX）, [2024年1月31日検索]，インターネット ＜URL: https://jvet-experts.org/doc_end_user/documents/12_Macao/wg11/JVET-L0256-v3.zip＞，2018年10月08日

Also Published As

Publication number Publication date
TWI835958B (zh) 2024-03-21
FI3900343T3 (fi) 2025-07-30
US20230125740A1 (en) 2023-04-27
EP3900343A1 (en) 2021-10-27
KR102954017B1 (ko) 2026-04-20
TW202038626A (zh) 2020-10-16
CN118433391A (zh) 2024-08-02
IL284179B1 (en) 2024-02-01
CN113615186B (zh) 2024-05-10
CN118433390A (zh) 2024-08-02
US11546604B2 (en) 2023-01-03
TWI911646B (zh) 2026-01-11
KR20260055522A (ko) 2026-04-23
JP2025081627A (ja) 2025-05-27
IL284179B2 (en) 2024-06-01
US12095998B2 (en) 2024-09-17
EP3900343B1 (en) 2025-06-18
IL310462B2 (en) 2025-07-01
IL310462B1 (en) 2025-03-01
US20240406406A1 (en) 2024-12-05
IL284179A (en) 2021-08-31
IL310462A (en) 2024-03-01
EP4576783A2 (en) 2025-06-25
TW202435617A (zh) 2024-09-01
EP4576783A3 (en) 2025-08-13
CN113615186A (zh) 2021-11-05
US20220150505A1 (en) 2022-05-12
JP2022516433A (ja) 2022-02-28
WO2020132272A1 (en) 2020-06-25
KR20210113187A (ko) 2021-09-15

Similar Documents

Publication Publication Date Title
JP7758840B2 (ja) ビデオコーディングのための双予測
KR102954017B1 (ko) 대칭 모션 벡터 차이 코딩
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
JP2026021587A (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
HK40104798A (en) Bi-prediction for video coding

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20210824

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20210806

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20211027

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20221219

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20221219

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20240205

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240206

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20240507

A524 Written submission of copy of amendment under article 19 pct

Free format text: JAPANESE INTERMEDIATE CODE: A524

Effective date: 20240703

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20241022

A711 Notification of change in applicant

Free format text: JAPANESE INTERMEDIATE CODE: A711

Effective date: 20241115

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250225

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20250513

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20250612

R150 Certificate of patent or registration of utility model

Ref document number: 7697882

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150