CN120263981A - 视频编码和解码中的运动向量预测 - Google Patents

视频编码和解码中的运动向量预测 Download PDF

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Publication number
CN120263981A
CN120263981A CN202510310982.2A CN202510310982A CN120263981A CN 120263981 A CN120263981 A CN 120263981A CN 202510310982 A CN202510310982 A CN 202510310982A CN 120263981 A CN120263981 A CN 120263981A
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temporal
decoding
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Chinese (zh)
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F·加尔平
F·莱纳内克
A·罗伯特
T·波里尔
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InterDigital CE Patent Holdings SAS
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InterDigital CE Patent Holdings SAS
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • 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
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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    • 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
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    • H04N19/184—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 bits, e.g. of the compressed video stream
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    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
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    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • 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
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    • H04N19/527—Global motion vector estimation
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202510310982.2A 2019-06-25 2020-06-23 视频编码和解码中的运动向量预测 Pending CN120263981A (zh)

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EP19305833.6 2019-06-25
EP19305833 2019-06-25
PCT/EP2020/067497 WO2020260280A1 (en) 2019-06-25 2020-06-23 Motion vector prediction in video encoding and decoding
CN202080046592.4A CN114450951B (zh) 2019-06-25 2020-06-23 视频编码和解码中的运动向量预测

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US (2) US12526420B2 (https=)
EP (1) EP3991417A1 (https=)
JP (3) JP2022537746A (https=)
KR (1) KR20220027173A (https=)
CN (2) CN120263981A (https=)
BR (1) BR112021026310A2 (https=)
WO (1) WO2020260280A1 (https=)

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Publication number Priority date Publication date Assignee Title
US11412243B2 (en) * 2018-12-07 2022-08-09 Sharp Kabushiki Kaisha Video decoding apparatus
US20250119565A1 (en) * 2023-10-06 2025-04-10 Qualcomm Incorporated Interaction between template matching-based local illumination compensation and a second merge list in video coding

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9060173B2 (en) 2011-06-30 2015-06-16 Sharp Kabushiki Kaisha Context initialization based on decoder picture buffer
US20140029670A1 (en) 2012-07-27 2014-01-30 Motorola Mobility Llc Devices and methods for processing of partition mode in high efficiency video coding
US10129550B2 (en) 2013-02-01 2018-11-13 Qualcomm Incorporated Inter-layer syntax prediction control
US9930363B2 (en) 2013-04-12 2018-03-27 Nokia Technologies Oy Harmonized inter-view and view synthesis prediction for 3D video coding
US10148977B2 (en) 2015-06-16 2018-12-04 Futurewei Technologies, Inc. Advanced coding techniques for high efficiency video coding (HEVC) screen content coding (SCC) extensions
US10560712B2 (en) 2016-05-16 2020-02-11 Qualcomm Incorporated Affine motion prediction for video coding
US20200288141A1 (en) 2017-10-03 2020-09-10 Nec Corporation Video coding device, video decoding device, video coding method, video decoding method, program and video system
GB2577318B (en) * 2018-09-21 2021-03-10 Canon Kk Video coding and decoding
KR20210069715A (ko) 2018-10-10 2021-06-11 인터디지털 브이씨 홀딩스 인코포레이티드 비디오 인코딩 및 디코딩의 아핀 모드 시그널링
WO2020085953A1 (en) 2018-10-25 2020-04-30 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods for inter prediction
CN119743590A (zh) 2018-10-29 2025-04-01 华为技术有限公司 一种视频图像预测方法及装置
EP3857896A4 (en) * 2018-11-22 2021-12-01 Beijing Bytedance Network Technology Co. Ltd. COORDINATION PROCESS FOR INTER-PREDICTION BASED ON SUB-BLOCKS
CN113170181B (zh) * 2018-11-29 2023-12-08 北京字节跳动网络技术有限公司 块内拷贝模式中的仿射继承方法
CN116527930B (zh) * 2019-03-08 2025-12-19 知识产权之桥一号有限责任公司 图像编码装置、图像编码方法以及图像解码装置、图像解码方法
KR20220016839A (ko) * 2019-06-04 2022-02-10 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 기하학적 분할 모드 코딩을 갖는 모션 후보 리스트
JP7335365B2 (ja) * 2019-06-24 2023-08-29 エルジー エレクトロニクス インコーポレイティド 動きベクトル差分を利用した映像コーディング方法及び装置

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JP2026035769A (ja) 2026-03-04
CN114450951B (zh) 2025-04-01
US20230018401A1 (en) 2023-01-19
EP3991417A1 (en) 2022-05-04
JP2022537746A (ja) 2022-08-29
JP2025098127A (ja) 2025-07-01
KR20220027173A (ko) 2022-03-07
WO2020260280A1 (en) 2020-12-30
BR112021026310A2 (pt) 2022-03-03
CN114450951A (zh) 2022-05-06
US20260101039A1 (en) 2026-04-09
US12526420B2 (en) 2026-01-13

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