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DK3967038T3 - Referencebilledhåndtering i lagdelt videokodning - Google Patents

Referencebilledhåndtering i lagdelt videokodning Download PDF

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Publication number
DK3967038T3
DK3967038T3 DK20814022.8T DK20814022T DK3967038T3 DK 3967038 T3 DK3967038 T3 DK 3967038T3 DK 20814022 T DK20814022 T DK 20814022T DK 3967038 T3 DK3967038 T3 DK 3967038T3
Authority
DK
Denmark
Prior art keywords
reference image
video coding
image handling
layered video
layered
Prior art date
Application number
DK20814022.8T
Other languages
English (en)
Inventor
Ye-Kui Wang
Fnu Hendry
Original Assignee
Huawei Tech Co Ltd
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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Application granted granted Critical
Publication of DK3967038T3 publication Critical patent/DK3967038T3/da

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/172Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/184Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/31Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46Embedding additional information in the video signal during the compression process
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
    • H04N19/52Processing of motion vectors by encoding by predictive encoding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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)
DK20814022.8T 2019-05-30 2020-05-19 Referencebilledhåndtering i lagdelt videokodning DK3967038T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962854827P 2019-05-30 2019-05-30
PCT/US2020/033595 WO2020242827A1 (en) 2019-05-30 2020-05-19 Reference picture management in layered video coding

Publications (1)

Publication Number Publication Date
DK3967038T3 true DK3967038T3 (da) 2024-03-18

Family

ID=73552602

Family Applications (1)

Application Number Title Priority Date Filing Date
DK20814022.8T DK3967038T3 (da) 2019-05-30 2020-05-19 Referencebilledhåndtering i lagdelt videokodning

Country Status (12)

Country Link
US (2) US12003700B2 (da)
EP (2) EP4300962A3 (da)
JP (3) JP7417637B2 (da)
KR (2) KR102815565B1 (da)
CN (2) CN113892266A (da)
DK (1) DK3967038T3 (da)
ES (1) ES2974230T3 (da)
FI (1) FI3967038T3 (da)
HU (1) HUE065599T2 (da)
PL (1) PL3967038T3 (da)
PT (1) PT3967038T (da)
WO (1) WO2020242827A1 (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115868165A (zh) * 2020-03-21 2023-03-28 抖音视界有限公司 参考图片重采样
CN115699761A (zh) 2020-04-19 2023-02-03 抖音视界有限公司 变换跳过残差编解码
WO2021235448A1 (ja) * 2020-05-21 2021-11-25 シャープ株式会社 動画像符号化装置及び動画像復号装置
EP4154533A4 (en) 2020-06-20 2023-11-01 Beijing Bytedance Network Technology Co., Ltd. CROSS-LAYER PREDICTION WITH DIFFERENT CODING BLOCK SIZE
JP7626862B2 (ja) * 2020-12-28 2025-02-04 北京字節跳動網絡技術有限公司 映像コーディングにおけるクロスランダムアクセスポイント信号通知
CN120302051A (zh) * 2024-01-10 2025-07-11 华为技术有限公司 一种编解码方法及装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9584825B2 (en) * 2012-09-27 2017-02-28 Qualcomm Incorporated Long-term reference picture signaling in video coding
CN109982078B (zh) * 2012-12-14 2023-03-28 Lg 电子株式会社 编码视频的方法、解码视频的方法以及使用其的装置
WO2014170547A1 (en) 2013-04-17 2014-10-23 Nokia Corporation An apparatus, a method and a computer program for video coding and decoding
WO2015006281A2 (en) * 2013-07-09 2015-01-15 Sony Corporation High level syntax improvement on inter-layer prediction for shvc/mv-hevc
TWI632807B (zh) * 2013-07-10 2018-08-11 夏普股份有限公司 Moving image decoding device
US9560358B2 (en) 2013-07-22 2017-01-31 Qualcomm Incorporated Device and method for scalable coding of video information
KR20150026927A (ko) * 2013-09-03 2015-03-11 주식회사 케이티 스케일러블 비디오 신호 인코딩/디코딩 방법 및 장치
KR102246545B1 (ko) * 2013-10-12 2021-04-30 삼성전자주식회사 멀티 레이어 비디오 부호화 방법 및 장치, 멀티 레이어 비디오 복호화 방법 및 장치
US9681145B2 (en) * 2013-10-14 2017-06-13 Qualcomm Incorporated Systems and methods for inter-layer RPS derivation based on sub-layer reference prediction dependency
US10368097B2 (en) * 2014-01-07 2019-07-30 Nokia Technologies Oy Apparatus, a method and a computer program product for coding and decoding chroma components of texture pictures for sample prediction of depth pictures

Also Published As

Publication number Publication date
EP3967038B1 (en) 2024-01-03
JP2025089323A (ja) 2025-06-12
FI3967038T3 (fi) 2024-03-19
EP4300962A2 (en) 2024-01-03
WO2020242827A1 (en) 2020-12-03
BR112021023866A8 (pt) 2022-06-21
KR20220012352A (ko) 2022-02-03
JP2022534755A (ja) 2022-08-03
JP2024014898A (ja) 2024-02-01
US12003700B2 (en) 2024-06-04
JP7652860B2 (ja) 2025-03-27
PL3967038T3 (pl) 2024-05-27
BR112021023866A2 (pt) 2022-01-11
PT3967038T (pt) 2024-03-15
CN115314709B (zh) 2023-04-28
EP3967038A4 (en) 2022-07-27
CN115314709A (zh) 2022-11-08
HUE065599T2 (hu) 2024-06-28
CN113892266A (zh) 2022-01-04
EP4300962A3 (en) 2024-03-06
EP3967038A1 (en) 2022-03-16
KR102815565B1 (ko) 2025-05-29
US20240422306A1 (en) 2024-12-19
ES2974230T3 (es) 2024-06-26
JP7417637B2 (ja) 2024-01-18
US20220086432A1 (en) 2022-03-17
KR20250085842A (ko) 2025-06-12
US12464118B2 (en) 2025-11-04

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