CN119767031A - 视频编码和解码中的运动矢量导出 - Google Patents

视频编码和解码中的运动矢量导出 Download PDF

Info

Publication number
CN119767031A
CN119767031A CN202411623902.0A CN202411623902A CN119767031A CN 119767031 A CN119767031 A CN 119767031A CN 202411623902 A CN202411623902 A CN 202411623902A CN 119767031 A CN119767031 A CN 119767031A
Authority
CN
China
Prior art keywords
current block
lic
motion vector
decoding
dmvr
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.)
Pending
Application number
CN202411623902.0A
Other languages
English (en)
Chinese (zh)
Inventor
F·厄本
F·加尔平
P·博尔德斯
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 CE Patent Holdings SAS
Original Assignee
InterDigital CE Patent Holdings SAS
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 InterDigital CE Patent Holdings SAS filed Critical InterDigital CE Patent Holdings SAS
Publication of CN119767031A publication Critical patent/CN119767031A/zh
Pending legal-status Critical Current

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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/169—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/523—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
    • H04N19/70—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
    • H04N19/50—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
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202411623902.0A 2019-03-08 2020-03-06 视频编码和解码中的运动矢量导出 Pending CN119767031A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP19305272.7 2019-03-08
EP19305272 2019-03-08
PCT/IB2020/000290 WO2020183243A1 (en) 2019-03-08 2020-03-06 Motion vector derivation in video encoding and decoding
CN202080018709.8A CN113615196B (zh) 2019-03-08 2020-03-06 视频编码和解码中的运动矢量导出

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN202080018709.8A Division CN113615196B (zh) 2019-03-08 2020-03-06 视频编码和解码中的运动矢量导出

Publications (1)

Publication Number Publication Date
CN119767031A true CN119767031A (zh) 2025-04-04

Family

ID=67437147

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202411623902.0A Pending CN119767031A (zh) 2019-03-08 2020-03-06 视频编码和解码中的运动矢量导出
CN202080018709.8A Active CN113615196B (zh) 2019-03-08 2020-03-06 视频编码和解码中的运动矢量导出

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202080018709.8A Active CN113615196B (zh) 2019-03-08 2020-03-06 视频编码和解码中的运动矢量导出

Country Status (6)

Country Link
US (3) US11930184B2 (https=)
EP (1) EP3935852A1 (https=)
JP (3) JP7532388B2 (https=)
CN (2) CN119767031A (https=)
MX (2) MX2021010779A (https=)
WO (1) WO2020183243A1 (https=)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI738248B (zh) * 2019-03-14 2021-09-01 聯發科技股份有限公司 運動細化以及子分區基礎填充的視訊處理的方法以及裝置
WO2021006617A1 (ko) * 2019-07-08 2021-01-14 현대자동차주식회사 인터 예측을 이용하여 비디오를 부호화 및 복호화하는 방법 및 장치
US20230145618A1 (en) * 2020-03-20 2023-05-11 Canon Kabushiki Kaisha High level syntax for video coding and decoding
US12073579B2 (en) * 2020-06-09 2024-08-27 Interdigital Ce Patent Holdings, Sas Local light field flow as an alternative to plane-sweep volumes
BR112023014624A2 (pt) * 2021-01-29 2023-10-31 Qualcomm Inc Derivação de diferença de vetor de movimento com base em modelo e previsão de correspondência de modelo para codificação de vídeo
CN117897953A (zh) * 2021-08-16 2024-04-16 交互数字Ce专利控股有限公司 用于基于观看条件来处理视频内容的系统和方法
CA3232723A1 (en) * 2021-09-24 2023-03-30 Philippe Bordes Methods and apparatus for dmvr with bi-prediction weighting
US12489886B2 (en) * 2022-07-04 2025-12-02 Alibaba (China) Co., Ltd. Deriving bi-prediction with coding unit-level weight indices for merge candidates
CN121970339A (zh) * 2023-10-06 2026-05-01 高通股份有限公司 在视频译码中一起使用局部照明补偿及差量运动向量细化
WO2025221570A1 (en) * 2024-04-17 2025-10-23 Qualcomm Incorporated Adaptive cost function selection in merge mode in video coding

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8054882B2 (en) * 2005-05-13 2011-11-08 Streaming Networks (Pvt.) Ltd. Method and system for providing bi-directionally predicted video coding
US20130182768A1 (en) * 2010-09-30 2013-07-18 Korea Advanced Institute Of Science And Technology Method and apparatus for encoding / decoding video using error compensation
US10333547B2 (en) * 2012-08-13 2019-06-25 Gurologic Microsystems Oy Encoder and method for encoding input data using a plurality of different transformations or combinations of transformations
EP3342167B1 (en) * 2015-09-02 2020-12-30 MediaTek, Inc Method and apparatus of decoder side motion derivation for video coding
EP3264769A1 (en) * 2016-06-30 2018-01-03 Thomson Licensing Method and apparatus for video coding with automatic motion information refinement
US10911761B2 (en) 2016-12-27 2021-02-02 Mediatek Inc. Method and apparatus of bilateral template MV refinement for video coding
US20180199057A1 (en) * 2017-01-12 2018-07-12 Mediatek Inc. Method and Apparatus of Candidate Skipping for Predictor Refinement in Video Coding
US10701366B2 (en) 2017-02-21 2020-06-30 Qualcomm Incorporated Deriving motion vector information at a video decoder
US10602180B2 (en) * 2017-06-13 2020-03-24 Qualcomm Incorporated Motion vector prediction
US10477237B2 (en) 2017-06-28 2019-11-12 Futurewei Technologies, Inc. Decoder side motion vector refinement in video coding
WO2020031902A1 (ja) 2018-08-06 2020-02-13 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 符号化装置、復号装置、符号化方法および復号方法
CN111083489B (zh) * 2018-10-22 2024-05-14 北京字节跳动网络技术有限公司 多次迭代运动矢量细化
CN112913247B (zh) * 2018-10-23 2023-04-28 北京字节跳动网络技术有限公司 使用局部照明补偿的视频处理

Also Published As

Publication number Publication date
JP7532388B2 (ja) 2024-08-13
JP2026032023A (ja) 2026-02-25
MX2021010779A (es) 2021-09-30
JP2022521893A (ja) 2022-04-13
CN113615196B (zh) 2024-11-29
EP3935852A1 (en) 2022-01-12
US12355974B2 (en) 2025-07-08
MX2025001838A (es) 2025-03-07
JP7775389B2 (ja) 2025-11-25
US20250301148A1 (en) 2025-09-25
JP2024161411A (ja) 2024-11-19
WO2020183243A1 (en) 2020-09-17
CN113615196A (zh) 2021-11-05
US11930184B2 (en) 2024-03-12
US20220116621A1 (en) 2022-04-14
US20240171750A1 (en) 2024-05-23

Similar Documents

Publication Publication Date Title
CN113615196B (zh) 视频编码和解码中的运动矢量导出
US20220060688A1 (en) Syntax for motion information signaling in video coding
EP3854077A1 (en) Local illumination compensation for video encoding and decoding using stored parameters
CN112753222B (zh) 视频编码和解码中的运动矢量预测
EP3935861A1 (en) Local illumination compensation for video encoding or decoding
US20260101039A1 (en) Motion vector prediction in video encoding and decoding
CN114270844B (zh) 用于视频编码和解码的运动向量处理
CN114208194B (zh) 用于视频编码和解码的帧间预测参数推导
EP4569805A1 (en) Geometric partition mode boundary prediction
KR20220052991A (ko) 스위칭가능한 보간 필터들
EP3706419A1 (en) Multi-model local illumination compensation for video encoding or decoding
EP4672739A1 (en) Coding and decoding methods using multiple motion compensation filters and corresponding devices
EP4736411A1 (en) New hypothesis for multi-hypothesis inter prediction mode
CN118975232A (zh) 基于帧内预测方向的运动信息参数传播

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