CN116941243A - 自适应运动矢量差分辨率的联合编码 - Google Patents

自适应运动矢量差分辨率的联合编码 Download PDF

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Publication number
CN116941243A
CN116941243A CN202280018042.0A CN202280018042A CN116941243A CN 116941243 A CN116941243 A CN 116941243A CN 202280018042 A CN202280018042 A CN 202280018042A CN 116941243 A CN116941243 A CN 116941243A
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China
Prior art keywords
mvd
block
prediction
video
pixel resolution
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Pending
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CN202280018042.0A
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Chinese (zh)
Inventor
赵亮
赵欣
刘杉
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Tencent America LLC
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Tencent America LLC
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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
    • H04N19/513—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
    • H04N19/70—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
    • H04N19/10—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202280018042.0A 2022-02-07 2022-07-27 自适应运动矢量差分辨率的联合编码 Pending CN116941243A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202263307413P 2022-02-07 2022-02-07
US63/307,413 2022-02-07
US17/869,232 US11979596B2 (en) 2022-02-07 2022-07-20 Joint coding for adaptive motion vector difference resolution
US17/869,232 2022-07-20
PCT/US2022/038444 WO2023149922A1 (en) 2022-02-07 2022-07-27 Joint coding for adaptive motion vector difference resolution

Publications (1)

Publication Number Publication Date
CN116941243A true CN116941243A (zh) 2023-10-24

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US (3) US11979596B2 (https=)
EP (1) EP4476912A4 (https=)
JP (1) JP2025505071A (https=)
KR (1) KR20230135641A (https=)
CN (1) CN116941243A (https=)
AU (1) AU2022439147A1 (https=)
CA (1) CA3213656A1 (https=)
WO (1) WO2023149922A1 (https=)

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CN116686289A (zh) * 2021-10-21 2023-09-01 腾讯美国有限责任公司 用于单参考运动矢量差的自适应精度

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US20220014778A1 (en) * 2018-11-30 2022-01-13 Interdigital Vc Holdings, Inc. Unified process and syntax for generalized prediction in video coding/decoding
US12432372B2 (en) * 2022-03-16 2025-09-30 Tencent America LLC Systems and methods for template matching for adaptive MVD resolution
US12549735B2 (en) * 2022-06-20 2026-02-10 Tencent America LLC Bilateral matching for compound reference mode
US12047586B2 (en) * 2022-07-20 2024-07-23 Tencent America LLC Method and apparatus for inter prediction mode dependent scaling factors
US20250097410A1 (en) * 2023-09-15 2025-03-20 Meta Platforms, Inc. Efficient interframe mode search for av1 encoding

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WO2019013434A1 (ko) * 2017-03-22 2019-01-17 에스케이텔레콤 주식회사 움직임벡터를 부호화 또는 복호화하기 위한 장치 및 방법
WO2020221256A1 (en) * 2019-04-28 2020-11-05 Beijing Bytedance Network Technology Co., Ltd. Symmetric motion vector difference coding
US20200413078A1 (en) * 2019-06-30 2020-12-31 Tencent America LLC Method and apparatus for video coding
CN116584092A (zh) * 2021-11-22 2023-08-11 腾讯美国有限责任公司 运动矢量差的联合编码
CN116686287A (zh) * 2021-11-18 2023-09-01 腾讯美国有限责任公司 用于联合mvd编码的mvd缩放

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US10397600B1 (en) 2016-01-29 2019-08-27 Google Llc Dynamic reference motion vector coding mode
US10462462B2 (en) * 2016-09-29 2019-10-29 Qualcomm Incorporated Motion vector difference coding technique for video coding
CN118233651A (zh) * 2018-06-07 2024-06-21 韦勒斯标准与技术协会公司 使用自适应运动矢量分辨率的视频信号处理方法及装置
WO2020047132A1 (en) 2018-08-29 2020-03-05 Vid Scale, Inc. Adaptive motion vector precision for affine motion model based video coding
JP7212150B2 (ja) * 2018-09-19 2023-01-24 北京字節跳動網絡技術有限公司 適応動きベクトル解像度によるアフィンモードへの構文の使用
US11405615B2 (en) 2020-03-26 2022-08-02 Tencent America LLC Joint transform coding of multiple color components
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WO2019013434A1 (ko) * 2017-03-22 2019-01-17 에스케이텔레콤 주식회사 움직임벡터를 부호화 또는 복호화하기 위한 장치 및 방법
WO2020221256A1 (en) * 2019-04-28 2020-11-05 Beijing Bytedance Network Technology Co., Ltd. Symmetric motion vector difference coding
US20200413078A1 (en) * 2019-06-30 2020-12-31 Tencent America LLC Method and apparatus for video coding
CN116686287A (zh) * 2021-11-18 2023-09-01 腾讯美国有限责任公司 用于联合mvd编码的mvd缩放
CN116584092A (zh) * 2021-11-22 2023-08-11 腾讯美国有限责任公司 运动矢量差的联合编码

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116686289A (zh) * 2021-10-21 2023-09-01 腾讯美国有限责任公司 用于单参考运动矢量差的自适应精度
US12155839B2 (en) 2021-10-21 2024-11-26 Tencent America LLC Adaptive resolution for single-reference motion vector difference
CN116686289B (zh) * 2021-10-21 2025-02-14 腾讯美国有限责任公司 视频编解码方法、装置、计算机设备及存储介质

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WO2023149922A1 (en) 2023-08-10
JP2025505071A (ja) 2025-02-21
KR20230135641A (ko) 2023-09-25
AU2022439147A1 (en) 2023-10-12
CA3213656A1 (en) 2023-08-10
EP4476912A1 (en) 2024-12-18
US12457354B2 (en) 2025-10-28
US20230254502A1 (en) 2023-08-10
EP4476912A4 (en) 2025-12-10
US20240251096A1 (en) 2024-07-25
US11979596B2 (en) 2024-05-07
US20260046441A1 (en) 2026-02-12

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