JP7750747B2 - 映像コード化における動きフィールド記憶のための方法及び装置 - Google Patents

映像コード化における動きフィールド記憶のための方法及び装置

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Publication number
JP7750747B2
JP7750747B2 JP2021571050A JP2021571050A JP7750747B2 JP 7750747 B2 JP7750747 B2 JP 7750747B2 JP 2021571050 A JP2021571050 A JP 2021571050A JP 2021571050 A JP2021571050 A JP 2021571050A JP 7750747 B2 JP7750747 B2 JP 7750747B2
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block
motion vector
sub
predicted motion
unidirectionally
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JP2022538969A (ja
JP2022538969A5 (https=
Inventor
リャオ，ルーリン
イエ，ヤン
チェン，ジエ
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アリババ グループ ホウルディング リミテッド
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    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/50—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
    • H04N19/513—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
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2021571050A 2019-06-24 2020-05-21 映像コード化における動きフィールド記憶のための方法及び装置 Active JP7750747B2 (ja)

Priority Applications (1)

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JP2025159150A JP2026009943A (ja) 2019-06-24 2025-09-25 映像コード化における動きフィールド記憶のための方法及び装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962865920P 2019-06-24 2019-06-24
US62/865,920 2019-06-24
PCT/US2020/033965 WO2020263467A1 (en) 2019-06-24 2020-05-21 Method and apparatus for motion field storage in video coding

Related Child Applications (1)

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JP2025159150A Division JP2026009943A (ja) 2019-06-24 2025-09-25 映像コード化における動きフィールド記憶のための方法及び装置

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JP2022538969A JP2022538969A (ja) 2022-09-07
JP2022538969A5 JP2022538969A5 (https=) 2023-05-26
JP7750747B2 true JP7750747B2 (ja) 2025-10-07

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JP2025159150A Pending JP2026009943A (ja) 2019-06-24 2025-09-25 映像コード化における動きフィールド記憶のための方法及び装置

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Country Link
US (2) US11412221B2 (https=)
EP (1) EP3977740A4 (https=)
JP (2) JP7750747B2 (https=)
KR (1) KR20220024773A (https=)
CN (1) CN113994701B (https=)
WO (1) WO2020263467A1 (https=)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY207947A (en) * 2018-10-08 2025-03-31 Huawei Tech Co Ltd Apparatuses and methods for inter prediction of a triangle partition of a coding block
CN113613013B (zh) * 2019-06-21 2022-09-09 华为技术有限公司 视频解码设备、由解码设备实现的译码方法和解码器
US11533498B2 (en) 2019-11-21 2022-12-20 Tencent America LLC Geometric partitioning mode in video coding
WO2021104433A1 (en) * 2019-11-30 2021-06-03 Beijing Bytedance Network Technology Co., Ltd. Simplified inter prediction with geometric partitioning
CN114868395B (zh) 2019-12-24 2025-08-12 抖音视界(北京)有限公司 采用几何分割进行帧间预测的高级语法
EP4055826B1 (en) * 2019-12-30 2025-06-04 Sharp Kabushiki Kaisha Device and method for coding video data
EP4131957A4 (en) * 2020-04-03 2023-04-19 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Inter-frame prediction method, encoder, decoder, and storage medium
KR20230147149A (ko) * 2021-02-22 2023-10-20 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 인트라 예측 방법, 인코더, 디코더 및 저장 매체
JP7733128B2 (ja) * 2021-04-09 2025-09-02 ベイジン、ターチア、インターネット、インフォメーション、テクノロジー、カンパニー、リミテッド 明示的な動きシグナリングを用いた幾何学的分割
US12081751B2 (en) 2021-04-26 2024-09-03 Tencent America LLC Geometry partition mode and merge mode with motion vector difference signaling
US12363288B2 (en) * 2021-09-15 2025-07-15 Tencent America LLC Geometric partition based intra prediction
JP7527261B2 (ja) * 2021-09-27 2024-08-02 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
JP7516333B2 (ja) * 2021-09-27 2024-07-16 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
US12095984B2 (en) * 2022-02-07 2024-09-17 Tencent America LLC Sub-block based constraint on bi-prediction for out-of-boundary conditions
WO2023207646A1 (en) * 2022-04-25 2023-11-02 Mediatek Inc. Method and apparatus for blending prediction in video coding system
US12348747B2 (en) * 2023-04-25 2025-07-01 Tencent America LLC Implicit masked blending mode
US12477122B2 (en) * 2023-06-20 2025-11-18 Tencent America LLC Implicit masked blending mode improvement
US12284375B2 (en) 2023-06-27 2025-04-22 Tencent America LLC Implicit masked blending mode improvement with high level syntax
US12568242B2 (en) 2023-07-14 2026-03-03 Tencent America LLC Implicit masked blending mode combined with MV refinement methods

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020118064A1 (en) 2018-12-05 2020-06-11 Qualcomm Incorporated Triangle motion information for video coding

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012023597A (ja) * 2010-07-15 2012-02-02 Sony Corp 画像処理装置及び画像処理方法
WO2016048834A1 (en) * 2014-09-26 2016-03-31 Vid Scale, Inc. Intra block copy coding with temporal block vector prediction
CN108293131B (zh) * 2015-11-20 2021-08-31 联发科技股份有限公司 基于优先级运动矢量预测子推导的方法及装置
RU2770185C2 (ru) 2017-06-26 2022-04-14 ИНТЕРДИДЖИТАЛ ВиСи ХОЛДИНГЗ, ИНК. Множество кандидатов предсказателя для компенсации движения
US11503333B2 (en) * 2017-11-14 2022-11-15 Qualcomm Incorporated Unified merge candidate list usage
WO2020017423A1 (en) * 2018-07-17 2020-01-23 Panasonic Intellectual Property Corporation Of America Motion vector prediction for video coding
MY207947A (en) * 2018-10-08 2025-03-31 Huawei Tech Co Ltd Apparatuses and methods for inter prediction of a triangle partition of a coding block
KR102711166B1 (ko) * 2018-11-06 2024-09-30 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 모션 정보의 위치 의존적 저장
US10893298B2 (en) * 2018-12-12 2021-01-12 Tencent America LLC Method and apparatus for video coding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020118064A1 (en) 2018-12-05 2020-06-11 Qualcomm Incorporated Triangle motion information for video coding

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
Dohyeon Park, et al.，CE10-related: Simplification of triangular partitions，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-M0352-v3，13th Meeting: Marrakech, MA，2019年01月，pp.1-5
Max Blaser, Johannes Sauer, and Mathias Wien，Description of SDR and 360° video coding technology proposal by RWTH Aachen University，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-J0023-v1，10th Meeting: San Diego, US，2018年04月，pp.1-14
Na Zhang, et al.，Non-CE4: Simplified motion field storage for TPM，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-O0265，15th Meeting: Gothenburg, SE，2019年06月，pp.1-4
Ru-Ling Liao, and Chong Soon Lim，CE10.3.1.b: Triangular prediction unit mode，Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-L0124-v2，12th Meeting: Macao, CN，2018年10月，pp.1-8
Ru-Ling Liao, Yan Ye, and Jie Chen，Non-CE4: Simplification of motion field for triangle partition，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-O0629-v1，15th Meeting: Gothenburg, SE，2019年06月，pp.1-10
Suhong Wang, et al.，CE4-related: Non-square compression unit for temporal motion data storage，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-M0346_v2，13th Meeting: Marrakech, MA，2019年01月，pp.1-4

Also Published As

Publication number Publication date
CN113994701B (zh) 2026-03-27
WO2020263467A1 (en) 2020-12-30
JP2026009943A (ja) 2026-01-21
KR20220024773A (ko) 2022-03-03
US20200404267A1 (en) 2020-12-24
US11800107B2 (en) 2023-10-24
JP2022538969A (ja) 2022-09-07
CN113994701A (zh) 2022-01-28
EP3977740A4 (en) 2022-07-06
US11412221B2 (en) 2022-08-09
US20220329797A1 (en) 2022-10-13
EP3977740A1 (en) 2022-04-06

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