CN112292861B - 用于解码端运动矢量修正的基于误差面的子像素精确修正方法 - Google Patents

用于解码端运动矢量修正的基于误差面的子像素精确修正方法 Download PDF

Info

Publication number
CN112292861B
CN112292861B CN201980040320.0A CN201980040320A CN112292861B CN 112292861 B CN112292861 B CN 112292861B CN 201980040320 A CN201980040320 A CN 201980040320A CN 112292861 B CN112292861 B CN 112292861B
Authority
CN
China
Prior art keywords
motion vector
integer
pixel
sub
displacement
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
CN201980040320.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN112292861A (zh
Inventor
斯利拉姆·赛阿瑟拉门
奇甫阿·瑞安·阿
赛格安仁·蔻特查阿
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN202210547968.0A priority Critical patent/CN115052162A/zh
Priority to CN202210544150.3A priority patent/CN115442619B/zh
Publication of CN112292861A publication Critical patent/CN112292861A/zh
Application granted granted Critical
Publication of CN112292861B publication Critical patent/CN112292861B/zh
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
    • H04N19/50—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
    • H04N19/533—Motion estimation using multistep search, e.g. two-dimensional [2D]-log search or one-at-a-time search [OTS]
    • 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
    • H04N19/10—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
    • H04N19/102—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
    • H04N19/50—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
    • H04N19/56—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)
CN201980040320.0A 2018-07-02 2019-06-20 用于解码端运动矢量修正的基于误差面的子像素精确修正方法 Active CN112292861B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202210547968.0A CN115052162A (zh) 2018-07-02 2019-06-20 用于解码端运动矢量修正的基于误差面的子像素精确修正方法
CN202210544150.3A CN115442619B (zh) 2018-07-02 2019-06-20 用于解码端运动矢量修正的基于误差面的子像素精确修正方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IN201831024666 2018-07-02
IN201831024666 2018-07-02
PCT/CN2019/092114 WO2020007199A1 (en) 2018-07-02 2019-06-20 An error surface based sub-pixel accurate refinement method for decoder side motion vector refinement

Related Child Applications (2)

Application Number Title Priority Date Filing Date
CN202210544150.3A Division CN115442619B (zh) 2018-07-02 2019-06-20 用于解码端运动矢量修正的基于误差面的子像素精确修正方法
CN202210547968.0A Division CN115052162A (zh) 2018-07-02 2019-06-20 用于解码端运动矢量修正的基于误差面的子像素精确修正方法

Publications (2)

Publication Number Publication Date
CN112292861A CN112292861A (zh) 2021-01-29
CN112292861B true CN112292861B (zh) 2022-05-17

Family

ID=69060580

Family Applications (3)

Application Number Title Priority Date Filing Date
CN201980040320.0A Active CN112292861B (zh) 2018-07-02 2019-06-20 用于解码端运动矢量修正的基于误差面的子像素精确修正方法
CN202210544150.3A Active CN115442619B (zh) 2018-07-02 2019-06-20 用于解码端运动矢量修正的基于误差面的子像素精确修正方法
CN202210547968.0A Pending CN115052162A (zh) 2018-07-02 2019-06-20 用于解码端运动矢量修正的基于误差面的子像素精确修正方法

Family Applications After (2)

Application Number Title Priority Date Filing Date
CN202210544150.3A Active CN115442619B (zh) 2018-07-02 2019-06-20 用于解码端运动矢量修正的基于误差面的子像素精确修正方法
CN202210547968.0A Pending CN115052162A (zh) 2018-07-02 2019-06-20 用于解码端运动矢量修正的基于误差面的子像素精确修正方法

Country Status (10)

Country Link
US (4) US11310521B2 (https=)
EP (1) EP3794826A1 (https=)
JP (3) JP7652354B2 (https=)
KR (2) KR102568199B1 (https=)
CN (3) CN112292861B (https=)
BR (1) BR112020026988A2 (https=)
MX (1) MX2020013844A (https=)
MY (1) MY201618A (https=)
SG (1) SG11202011320SA (https=)
WO (1) WO2020007199A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2563943B (en) 2017-06-30 2021-02-24 Canon Kk Method and apparatus for encoding or decoding video data in FRUC mode with reduced memory accesses
MX2021002488A (es) * 2018-09-04 2021-07-16 Huawei Tech Co Ltd Método de obtención de trama de referencia y aparato aplicado a la interpredicción bidireccional.
EP3903494A4 (en) 2019-02-28 2022-06-22 Huawei Technologies Co., Ltd. ENCODER, DECODER AND RELATED METHODS FOR INTERPREDICTION
WO2020185491A1 (en) * 2019-03-08 2020-09-17 Interdigital Vc Holdings, Inc. Local illumination compensation for video encoding or decoding
EP4557732A1 (en) * 2022-07-13 2025-05-21 LG Electronics Inc. Image coding/decoding method based on movement information refinement, method for transmitting bitstream, and recording medium storing bitstream
US20240223776A1 (en) * 2023-01-03 2024-07-04 Alibaba (China) Co., Ltd. Intra template matching prediction mode for motion prediction
US20250260831A1 (en) * 2024-02-14 2025-08-14 Tencent America LLC Implicit sub-pel position derivation for template matching-based intra prediction

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6876703B2 (en) * 2000-05-11 2005-04-05 Ub Video Inc. Method and apparatus for video coding
KR100746022B1 (ko) 2005-06-14 2007-08-06 삼성전자주식회사 서브픽셀 움직임 추정시 모델 스위칭을 통한 압축 효율을증가시키는 인코딩 방법 및 장치
KR101403343B1 (ko) * 2007-10-04 2014-06-09 삼성전자주식회사 부화소 움직임 추정을 이용한 인터 예측 부호화, 복호화방법 및 장치
JP2011515060A (ja) 2008-03-09 2011-05-12 エルジー エレクトロニクス インコーポレイティド ビデオ信号のエンコーディングまたはデコーディング方法及び装置
EP2362655B1 (en) * 2010-02-10 2013-07-17 Telefonaktiebolaget L M Ericsson (Publ) Motion-vector estimation
EP3314894B1 (en) * 2015-06-25 2024-03-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Refinement of a low-pel resolution motion estimation vector
EP3171595A1 (en) * 2015-11-18 2017-05-24 Thomson Licensing Enhanced search strategies for hierarchical motion estimation
KR102746463B1 (ko) * 2016-08-17 2024-12-23 세종대학교산학협력단 비디오 신호의 부호화 또는 복호화 방법 및 장치
CA2986600A1 (en) * 2016-11-24 2018-05-24 Ecole De Technologie Superieure Method and system for parallel rate-constrained motion estimation in video coding
AU2016266019A1 (en) * 2016-11-30 2018-06-14 Canon Kabushiki Kaisha Image registration method
CN106878737B (zh) * 2017-03-02 2019-10-08 西安电子科技大学 高效视频编码中的运动估计加速方法

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Algorithm Description of Joint Exploration Test Model 7 (JEM 7);Jianle Chen,等;《Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 7th Meeting: Torino, IT, 13–21 July 2017》;20170721;第20-23页2.3.7段，第27-28页2.3.9段 *
Jianle Chen,等.Algorithm Description of Joint Exploration Test Model 7 (JEM 7).《Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 7th Meeting: Torino, IT, 13–21 July 2017》.2017, *
PPHPS: A Parabolic Prediction-Based, Fast Half-Pixel Search Algorithm for Very Low Bit-Rate Moving-Picture Coding;Cheng Du,等;《IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY》;20030630;第13卷(第6期);第515-516页，第III段公式7， *

Also Published As

Publication number Publication date
JP2026053451A (ja) 2026-03-25
CN112292861A (zh) 2021-01-29
KR20230122686A (ko) 2023-08-22
US20260046439A1 (en) 2026-02-12
BR112020026988A2 (pt) 2021-03-30
US20240364914A1 (en) 2024-10-31
CN115052162A (zh) 2022-09-13
CN115442619A (zh) 2022-12-06
JP2024038060A (ja) 2024-03-19
JP7793586B2 (ja) 2026-01-05
EP3794826A4 (en) 2021-03-24
EP3794826A1 (en) 2021-03-24
US12003754B2 (en) 2024-06-04
KR20210008046A (ko) 2021-01-20
KR102568199B1 (ko) 2023-08-22
JP2021530144A (ja) 2021-11-04
MX2020013844A (es) 2021-03-25
SG11202011320SA (en) 2020-12-30
US12477142B2 (en) 2025-11-18
US11310521B2 (en) 2022-04-19
WO2020007199A1 (en) 2020-01-09
CN115442619B (zh) 2025-01-07
JP7652354B2 (ja) 2025-03-27
MY201618A (en) 2024-03-05
US20210076059A1 (en) 2021-03-11
US20220132158A1 (en) 2022-04-28
KR102701434B1 (ko) 2024-09-04

Similar Documents

Publication Publication Date Title
JP7682967B2 (ja) マルチリファレンス予測のための動きベクトルの精密化
JP7783373B2 (ja) 動きベクトル精密化および動き補償のためのメモリアクセスウィンドウおよびパディング
CN112292861B (zh) 用于解码端运动矢量修正的基于误差面的子像素精确修正方法
CN115243051B (zh) 用于运动向量修正的受限存储器访问窗口
CN115118988B (zh) 用于运动向量细化的搜索区域
CN111201795B (zh) 存储访问窗口和用于运动矢量修正的填充
CN117834906A (zh) 运动矢量细化的搜索区域
NZ760521B2 (en) Motion vector refinement for multi-reference prediction

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