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 (4) US11412215B2 (pl)
EP (2) EP4026337B1 (pl)
JP (3) JP7483869B2 (pl)
KR (1) KR20220065040A (pl)
CN (2) CN114424571A (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)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102825281B1 (ko) 2019-10-07 2025-06-24 후아웨이 테크놀러지 컴퍼니 리미티드 다중 레이어 비디오 비트스트림에서의 중복 시그널링의 방지
WO2021134016A1 (en) 2019-12-26 2021-07-01 Bytedance Inc. Constraints on signaling of video layers in coded bitstreams
JP7425204B2 (ja) 2019-12-26 2024-01-30 バイトダンス インコーポレイテッド ビデオビットストリームにおける仮想参照デコーダパラメータのシグナリングに対する制約
JP7422881B2 (ja) 2019-12-27 2024-01-26 バイトダンス インコーポレイテッド パラメータセットにおけるサブピクチャシグナリング
CN117395441A (zh) * 2020-01-09 2024-01-12 字节跳动有限公司 视频流中的填充数据单元的处理
MX2022008330A (es) * 2020-02-13 2022-08-08 Panasonic Ip Corp America Codificador, decodificador, metodo de codificacion, metodo de decodificacion y medio.
US12069310B2 (en) * 2021-09-29 2024-08-20 Tencent America LLC Techniques for constraint flag signaling for range extension

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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
HK1223472A1 (zh) * 2013-10-10 2017-07-28 夏普株式会社 图像解码装置
US10187662B2 (en) 2013-10-13 2019-01-22 Sharp Kabushiki Kaisha Signaling parameters in video parameter set extension and decoder picture buffer operation
CN110225349B (zh) * 2013-10-14 2023-06-02 韩国电子通信研究院 用于支持多层的视频编码/解码方法和计算机可读记录介质
JP2015195543A (ja) 2014-03-26 2015-11-05 シャープ株式会社 画像復号装置、画像符号化装置
WO2016167538A1 (ko) 2015-04-12 2016-10-20 엘지전자(주) 비디오 신호의 인코딩, 디코딩 방법 및 그 장치
US10779006B2 (en) 2018-02-14 2020-09-15 Qualcomm Incorporated Signaling 360-degree video information
US11418813B2 (en) 2019-09-20 2022-08-16 Tencent America LLC Signaling of inter layer prediction in video bitstream
KR20220158713A (ko) * 2020-03-26 2022-12-01 알리바바 그룹 홀딩 리미티드 비디오 파라미터 세트 또는 시퀀스 파라미터 세트를 코딩 또는 디코딩하기 위한 방법

Also Published As

Publication number Publication date
US20240357075A1 (en) 2024-10-24
EP4026337B1 (en) 2025-07-02
WO2021057869A1 (en) 2021-04-01
JP7787224B2 (ja) 2025-12-16
JP7483869B2 (ja) 2024-05-15
EP4026337A4 (en) 2022-10-26
US20260106967A1 (en) 2026-04-16
MX2025011600A (es) 2025-11-03
BR112022005469A2 (pt) 2022-06-14
CN115209153B (zh) 2023-06-06
US20220368892A1 (en) 2022-11-17
CN114424571A (zh) 2022-04-29
JP2026026310A (ja) 2026-02-16
ES3041489T3 (en) 2025-11-12
CN115209153A (zh) 2022-10-18
CA3152464A1 (en) 2021-04-01
CA3152464C (en) 2024-05-14
JP2024096145A (ja) 2024-07-12
JP2022550322A (ja) 2022-12-01
EP4026337A1 (en) 2022-07-13
US11968357B2 (en) 2024-04-23
US12568203B2 (en) 2026-03-03
AU2020352952A1 (en) 2022-04-21
MX2022003556A (es) 2022-06-14
US20220030222A1 (en) 2022-01-27
KR20220065040A (ko) 2022-05-19
US11412215B2 (en) 2022-08-09
EP4543004A1 (en) 2025-04-23

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