IL278649B2 - Signaling Contract Vector Motion Sub-Prediction Unit - Google Patents

Signaling Contract Vector Motion Sub-Prediction Unit

Info

Publication number
IL278649B2
IL278649B2 IL278649A IL27864920A IL278649B2 IL 278649 B2 IL278649 B2 IL 278649B2 IL 278649 A IL278649 A IL 278649A IL 27864920 A IL27864920 A IL 27864920A IL 278649 B2 IL278649 B2 IL 278649B2
Authority
IL
Israel
Prior art keywords
prediction
block
sub
prediction unit
motion
Prior art date
Application number
IL278649A
Other languages
English (en)
Hebrew (he)
Other versions
IL278649B1 (en
IL278649A (https=
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of IL278649A publication Critical patent/IL278649A/en
Publication of IL278649B1 publication Critical patent/IL278649B1/en
Publication of IL278649B2 publication Critical patent/IL278649B2/en

Links

Classifications

    • 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
    • H04N19/10—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
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/527—Global motion vector estimation
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
IL278649A 2018-06-19 2019-06-18 Signaling Contract Vector Motion Sub-Prediction Unit IL278649B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862687052P 2018-06-19 2018-06-19
US16/443,113 US12348762B2 (en) 2018-06-19 2019-06-17 Signaling sub-prediction unit motion vector predictor
PCT/US2019/037722 WO2019246092A1 (en) 2018-06-19 2019-06-18 Signaling sub-prediction unit motion vector predictor

Publications (3)

Publication Number Publication Date
IL278649A IL278649A (https=) 2021-01-31
IL278649B1 IL278649B1 (en) 2025-03-01
IL278649B2 true IL278649B2 (en) 2025-07-01

Family

ID=68839373

Family Applications (1)

Application Number Title Priority Date Filing Date
IL278649A IL278649B2 (en) 2018-06-19 2019-06-18 Signaling Contract Vector Motion Sub-Prediction Unit

Country Status (13)

Country Link
US (2) US12348762B2 (https=)
EP (1) EP3811622A1 (https=)
JP (1) JP7379391B2 (https=)
KR (1) KR102839020B1 (https=)
CN (1) CN112534820B (https=)
AR (1) AR115568A1 (https=)
AU (1) AU2019288269B2 (https=)
BR (1) BR112020025982A2 (https=)
IL (1) IL278649B2 (https=)
MX (1) MX2020013843A (https=)
PH (1) PH12020551952A1 (https=)
SG (1) SG11202011223WA (https=)
WO (1) WO2019246092A1 (https=)

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JP7395518B2 (ja) * 2018-06-30 2023-12-11 オッポ広東移動通信有限公司 マージモードに基づくインター予測方法及び装置
SG11202012701XA (en) * 2018-07-02 2021-01-28 Huawei Tech Co Ltd Motion vector prediction method and apparatus, encoder, and decoder
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
US11758164B2 (en) * 2018-10-23 2023-09-12 Tencent America LLC Method and apparatus for video coding
CN120980252A (zh) 2019-01-31 2025-11-18 北京字节跳动网络技术有限公司 对称运动矢量差编解码模式的快速算法
WO2020156516A1 (en) 2019-01-31 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Context for coding affine mode adaptive motion vector resolution
US11375222B2 (en) * 2019-09-22 2022-06-28 Tencent America LLC Method and device for video encoding and decoding with interpolation filter flag being consistent with MMVD distances
CN115868164B (zh) * 2019-12-23 2026-04-17 抖音视界有限公司 对具有运动矢量差的merge模式的改进
CN115004702A (zh) * 2019-12-24 2022-09-02 北京达佳互联信息技术有限公司 关于合并候选的运动估计区域

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WO2018061522A1 (ja) * 2016-09-27 2018-04-05 シャープ株式会社 動きベクトル生成装置、予測画像生成装置、動画像復号装置、および動画像符号化装置

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Also Published As

Publication number Publication date
MX2020013843A (es) 2021-03-25
PH12020551952A1 (en) 2021-08-16
AU2019288269B2 (en) 2023-07-27
AU2019288269A1 (en) 2020-12-10
KR20210020908A (ko) 2021-02-24
WO2019246092A1 (en) 2019-12-26
US20190387247A1 (en) 2019-12-19
CN112534820A (zh) 2021-03-19
KR102839020B1 (ko) 2025-07-25
JP7379391B2 (ja) 2023-11-14
US12348762B2 (en) 2025-07-01
JP2021527999A (ja) 2021-10-14
BR112020025982A2 (pt) 2021-03-23
US20250294181A1 (en) 2025-09-18
SG11202011223WA (en) 2021-01-28
IL278649B1 (en) 2025-03-01
AR115568A1 (es) 2021-02-03
EP3811622A1 (en) 2021-04-28
CN112534820B (zh) 2024-06-28
IL278649A (https=) 2021-01-31

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