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

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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
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China
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current block
lic
motion vector
decoding
dmvr
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Pending
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CN202411623902.0A
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English (en)
Chinese (zh)
Inventor
F·厄本
F·加尔平
P·博尔德斯
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InterDigital CE Patent Holdings SAS
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InterDigital CE Patent Holdings SAS
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Publication of CN119767031A publication Critical patent/CN119767031A/zh
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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
    • H04N19/50—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

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  • 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 2019-03-08
EP19305272.7 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

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US (3) US11930184B2 (enExample)
EP (1) EP3935852A1 (enExample)
JP (2) JP7532388B2 (enExample)
CN (2) CN119767031A (enExample)
MX (2) MX2021010779A (enExample)
WO (1) WO2020183243A1 (enExample)

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WO2020182216A1 (en) * 2019-03-14 2020-09-17 Mediatek Inc. Methods and apparatuses of video processing with motion refinement and sub-partition base padding
US11438623B2 (en) * 2019-07-08 2022-09-06 Hyundai Motor Company Method and device for encoding and decoding video using inter-prediction
US20230145618A1 (en) * 2020-03-20 2023-05-11 Canon Kabushiki Kaisha High level syntax for video coding and decoding
EP4162440A1 (en) * 2020-06-09 2023-04-12 InterDigital VC Holdings France, SAS Local light field flow as an alternative to plane-sweep volumes
JP2024508216A (ja) * 2021-01-29 2024-02-26 クアルコム，インコーポレイテッド ビデオコーディングのためのモデルベースの動きベクトル差分導出およびテンプレート照合予測
EP4388741A1 (en) * 2021-08-16 2024-06-26 InterDigital CE Patent Holdings, SAS Systems and methods for processing video content based on viewing conditions
US12489886B2 (en) * 2022-07-04 2025-12-02 Alibaba (China) Co., Ltd. Deriving bi-prediction with coding unit-level weight indices for merge candidates
WO2025075762A1 (en) * 2023-10-06 2025-04-10 Qualcomm Incorporated Using local illumination compensation and delta motion vector refinement together in video coding
WO2025221570A1 (en) * 2024-04-17 2025-10-23 Qualcomm Incorporated Adaptive cost function selection in merge mode in video coding

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US8054882B2 (en) * 2005-05-13 2011-11-08 Streaming Networks (Pvt.) Ltd. Method and system for providing bi-directionally predicted video coding
KR102006443B1 (ko) * 2010-09-30 2019-08-02 한국전자통신연구원 오차 보상을 이용한 영상 부호화/복호화 방법 및 장치
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
WO2018121506A1 (en) 2016-12-27 2018-07-05 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
WO2020084473A1 (en) * 2018-10-22 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Multi- iteration motion vector refinement
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

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

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