PL4026337T3 - Koder, dekoder i odpowiadające sposoby - Google Patents

Koder, dekoder i odpowiadające sposoby

Info

Publication number
PL4026337T3
PL4026337T3 PL20867807.8T PL20867807T PL4026337T3 PL 4026337 T3 PL4026337 T3 PL 4026337T3 PL 20867807 T PL20867807 T PL 20867807T PL 4026337 T3 PL4026337 T3 PL 4026337T3
Authority
PL
Poland
Prior art keywords
decoder
encoder
corresponding methods
methods
Prior art date
Application number
PL20867807.8T
Other languages
English (en)
Inventor
Xiang Ma
Haitao Yang
Original Assignee
Huawei Technologies 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 Technologies Co., Ltd. filed Critical Huawei Technologies Co., Ltd.
Publication of PL4026337T3 publication Critical patent/PL4026337T3/pl

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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • 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
    • H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • 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
    • H04N19/134—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
    • H04N19/172—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
    • H04N19/10—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
    • H04N19/187—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 a scalable video layer
    • 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
    • H04N19/90—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
    • H04N19/96—Tree coding, e.g. quad-tree 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PL20867807.8T 2019-09-24 2020-09-24 Koder, dekoder i odpowiadające sposoby PL4026337T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2019107594 2019-09-24
PCT/CN2020/117557 WO2021057869A1 (en) 2019-09-24 2020-09-24 An encoder, a decoder and corresponding methods

Publications (1)

Publication Number Publication Date
PL4026337T3 true PL4026337T3 (pl) 2025-10-06

Family

ID=75166778

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20867807.8T PL4026337T3 (pl) 2019-09-24 2020-09-24 Koder, dekoder i odpowiadające sposoby

Country Status (11)

Country Link
US (3) US11412215B2 (pl)
EP (2) EP4026337B1 (pl)
JP (1) JP7483869B2 (pl)
KR (1) KR20220065040A (pl)
CN (2) CN115209153B (pl)
AU (1) AU2020352952A1 (pl)
CA (1) CA3152464C (pl)
ES (1) ES3041489T3 (pl)
MX (2) MX2022003556A (pl)
PL (1) PL4026337T3 (pl)
WO (1) WO2021057869A1 (pl)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112022006419A2 (pt) 2019-10-07 2022-06-28 Huawei Tech Co Ltd Prevenção de erro de sps em extração de subfluxo de bits
KR102776845B1 (ko) 2019-12-26 2025-03-10 바이트댄스 아이엔씨 코딩된 비트스트림들에서의 비디오 계층들의 시그널링에 대한 제약들
CN114868158B (zh) 2019-12-26 2025-08-01 字节跳动有限公司 层级视频中的解码图片缓冲区参数的信令通知
EP4066387A4 (en) 2019-12-27 2023-02-15 ByteDance Inc. SUBPICTURE SIGNALING IN PARAMETER SETS
KR20220123649A (ko) 2020-01-09 2022-09-08 바이트댄스 아이엔씨 계층 간 참조 픽처들의 존재의 시그널링
BR112022011635A2 (pt) * 2020-02-13 2022-08-30 Panasonic Ip Corp America Codificador, decodificador, método de codificação, método de decodificação e meio legível por computador não transitório
US12069310B2 (en) * 2021-09-29 2024-08-20 Tencent America LLC Techniques for constraint flag signaling for range extension

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Publication number Priority date Publication date Assignee Title
US9451252B2 (en) 2012-01-14 2016-09-20 Qualcomm Incorporated Coding parameter sets and NAL unit headers for video coding
US9319679B2 (en) * 2012-06-07 2016-04-19 Qualcomm Incorporated Signaling data for long term reference pictures for video coding
US9325990B2 (en) * 2012-07-09 2016-04-26 Qualcomm Incorporated Temporal motion vector prediction in video coding extensions
US9554146B2 (en) 2012-09-21 2017-01-24 Qualcomm Incorporated Indication and activation of parameter sets for video coding
US9161039B2 (en) 2012-09-24 2015-10-13 Qualcomm Incorporated Bitstream properties in video coding
US9357211B2 (en) * 2012-12-28 2016-05-31 Qualcomm Incorporated Device and method for scalable and multiview/3D coding of video information
KR20140129624A (ko) * 2013-04-30 2014-11-07 주식회사 칩스앤미디어 동영상 처리 방법 및 장치
US10003815B2 (en) 2013-06-03 2018-06-19 Qualcomm Incorporated Hypothetical reference decoder model and conformance for cross-layer random access skipped pictures
JP6505026B2 (ja) * 2013-07-10 2019-04-24 シャープ株式会社 符号化方法
GB2516424A (en) * 2013-07-15 2015-01-28 Nokia Corp A method, an apparatus and a computer program product for video coding and decoding
US9894369B2 (en) 2013-07-30 2018-02-13 Kt Corporation Image encoding and decoding method supporting plurality of layers and apparatus using same
WO2015053330A1 (ja) * 2013-10-10 2015-04-16 シャープ株式会社 画像復号装置
US10187662B2 (en) 2013-10-13 2019-01-22 Sharp Kabushiki Kaisha Signaling parameters in video parameter set extension and decoder picture buffer operation
US10091519B2 (en) * 2013-10-14 2018-10-02 Electronics And Telecommunications Research Institute Multilayer-based image encoding/decoding method and apparatus
US20180115787A1 (en) 2015-04-12 2018-04-26 Lg Electronics Inc. Method for encoding and decoding video signal, and apparatus therefor
US10779006B2 (en) 2018-02-14 2020-09-15 Qualcomm Incorporated Signaling 360-degree video information
US11381842B2 (en) * 2020-03-26 2022-07-05 Alibaba Group Holding Limited Methods for coding or decoding video parameter set or sequence parameter set

Also Published As

Publication number Publication date
EP4543004A1 (en) 2025-04-23
WO2021057869A1 (en) 2021-04-01
ES3041489T3 (en) 2025-11-12
EP4026337B1 (en) 2025-07-02
EP4026337A1 (en) 2022-07-13
US20220030222A1 (en) 2022-01-27
JP2022550322A (ja) 2022-12-01
EP4026337A4 (en) 2022-10-26
US20220368892A1 (en) 2022-11-17
MX2025011600A (es) 2025-11-03
MX2022003556A (es) 2022-06-14
US11412215B2 (en) 2022-08-09
JP2024096145A (ja) 2024-07-12
BR112022005469A2 (pt) 2022-06-14
JP7483869B2 (ja) 2024-05-15
KR20220065040A (ko) 2022-05-19
US11968357B2 (en) 2024-04-23
CN114424571A (zh) 2022-04-29
US20240357075A1 (en) 2024-10-24
AU2020352952A1 (en) 2022-04-21
CA3152464C (en) 2024-05-14
CN115209153B (zh) 2023-06-06
CN115209153A (zh) 2022-10-18
CA3152464A1 (en) 2021-04-01

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