JP2024038060A5 - - Google Patents

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Publication number
JP2024038060A5
JP2024038060A5 JP2023217242A JP2023217242A JP2024038060A5 JP 2024038060 A5 JP2024038060 A5 JP 2024038060A5 JP 2023217242 A JP2023217242 A JP 2023217242A JP 2023217242 A JP2023217242 A JP 2023217242A JP 2024038060 A5 JP2024038060 A5 JP 2024038060A5
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JP
Japan
Prior art keywords
motion vector
integer
displacement
vector displacement
sub
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JP2023217242A
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English (en)
Japanese (ja)
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JP2024038060A (ja
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Priority claimed from JP2020572451A external-priority patent/JP7652354B2/ja
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Publication of JP2024038060A publication Critical patent/JP2024038060A/ja
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JP2023217242A 2018-07-02 2023-12-22 デコーダ側動きベクトル洗練のための誤差面ベースのサブピクセル精度の洗練方法 Pending JP2024038060A (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
IN201831024666 2018-07-02
IN201831024666 2018-07-02
JP2020572451A JP7652354B2 (ja) 2018-07-02 2019-06-20 デコーダ側動きベクトル洗練のための誤差面ベースのサブピクセル精度の洗練方法
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 Parent Applications (1)

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JP2020572451A Division JP7652354B2 (ja) 2018-07-02 2019-06-20 デコーダ側動きベクトル洗練のための誤差面ベースのサブピクセル精度の洗練方法

Publications (2)

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JP2024038060A JP2024038060A (ja) 2024-03-19
JP2024038060A5 true JP2024038060A5 (enExample) 2025-02-26

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JP2020572451A Active JP7652354B2 (ja) 2018-07-02 2019-06-20 デコーダ側動きベクトル洗練のための誤差面ベースのサブピクセル精度の洗練方法
JP2023217242A Pending JP2024038060A (ja) 2018-07-02 2023-12-22 デコーダ側動きベクトル洗練のための誤差面ベースのサブピクセル精度の洗練方法

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JP2020572451A Active JP7652354B2 (ja) 2018-07-02 2019-06-20 デコーダ側動きベクトル洗練のための誤差面ベースのサブピクセル精度の洗練方法

Country Status (10)

Country Link
US (3) US11310521B2 (enExample)
EP (1) EP3794826A1 (enExample)
JP (2) JP7652354B2 (enExample)
KR (2) KR102568199B1 (enExample)
CN (3) CN115052162A (enExample)
BR (1) BR112020026988A2 (enExample)
MX (1) MX2020013844A (enExample)
MY (1) MY201618A (enExample)
SG (1) SG11202011320SA (enExample)
WO (1) WO2020007199A1 (enExample)

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
EP3840386A4 (en) * 2018-09-04 2021-09-22 Huawei Technologies Co., Ltd. METHOD AND APPARATUS FOR ACQUIRING A REFERENCE FRAME APPLIED TO A BIDIRECTIONAL INTER-FRAME PREDICTION
EP4485935A3 (en) 2019-02-28 2025-03-19 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods for inter prediction
CN120455658A (zh) * 2019-03-08 2025-08-08 交互数字Vc控股公司 用于视频编码或解码的方法和装置
WO2024014896A1 (ko) * 2022-07-13 2024-01-18 엘지전자 주식회사 움직임 정보 리파인먼트에 기반한 영상 부호화/복호화 방법, 비트스트림을 전송하는 방법 및 비트스트림을 저장한 기록 매체
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
WO2009113787A2 (en) * 2008-03-09 2009-09-17 Lg Electronics Inc. A method and an apparatus for encoding or decoding a video signal
EP2362655B1 (en) * 2010-02-10 2013-07-17 Telefonaktiebolaget L M Ericsson (Publ) Motion-vector estimation
WO2016206748A1 (en) * 2015-06-25 2016-12-29 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

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