PL3923575T3 - Sposoby kodowania i dekodowania, urządzenia kodujące i dekodujące - Google Patents

Sposoby kodowania i dekodowania, urządzenia kodujące i dekodujące

Info

Publication number
PL3923575T3
PL3923575T3 PL20770441.2T PL20770441T PL3923575T3 PL 3923575 T3 PL3923575 T3 PL 3923575T3 PL 20770441 T PL20770441 T PL 20770441T PL 3923575 T3 PL3923575 T3 PL 3923575T3
Authority
PL
Poland
Prior art keywords
coding
decoding
devices
methods
decoding methods
Prior art date
Application number
PL20770441.2T
Other languages
English (en)
Inventor
Xiaoqiang CAO
Liying Xu
Fangdong CHEN
Original Assignee
Hangzhou Hikvision Digital Technology 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 Hangzhou Hikvision Digital Technology Co., Ltd. filed Critical Hangzhou Hikvision Digital Technology Co., Ltd.
Publication of PL3923575T3 publication Critical patent/PL3923575T3/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
    • H04N19/10—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
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial 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
    • H04N19/102—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
    • H04N19/102—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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
    • H04N19/60—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PL20770441.2T 2019-03-09 2020-03-09 Sposoby kodowania i dekodowania, urządzenia kodujące i dekodujące PL3923575T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910177528.9A CN111669582B (zh) 2019-03-09 2019-03-09 进行编码和解码的方法、编码端、解码端和系统
PCT/CN2020/078487 WO2020182103A1 (zh) 2019-03-09 2020-03-09 进行编码和解码的方法、编码端和解码端

Publications (1)

Publication Number Publication Date
PL3923575T3 true PL3923575T3 (pl) 2025-11-17

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PL20770441.2T PL3923575T3 (pl) 2019-03-09 2020-03-09 Sposoby kodowania i dekodowania, urządzenia kodujące i dekodujące

Country Status (7)

Country Link
US (1) US11825082B2 (pl)
EP (1) EP3923575B1 (pl)
CN (2) CN110392256B (pl)
ES (1) ES3044708T3 (pl)
FI (1) FI3923575T3 (pl)
PL (1) PL3923575T3 (pl)
WO (2) WO2020182103A1 (pl)

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US20200288130A1 (en) * 2019-03-07 2020-09-10 Qualcomm Incorporated Simplification of sub-block transforms in video coding
CN110392256B (zh) 2019-03-09 2020-12-11 杭州海康威视数字技术股份有限公司 进行编码和解码的方法、编码端、解码端和系统
US11539952B2 (en) * 2019-03-12 2022-12-27 Qualcomm Incorporated Implicit transform selection in video coding
CN112887734B (zh) * 2019-11-29 2024-10-15 北京三星通信技术研究有限公司 视频图像编解码中进行变换的方法及装置
WO2022177317A1 (ko) * 2021-02-18 2022-08-25 현대자동차주식회사 서브블록 분할 기반 인트라 예측을 이용하는 비디오 코딩방법 및 장치
CN117296323A (zh) * 2021-04-22 2023-12-26 抖音视界有限公司 基于特征的变换选择
CN115379217B (zh) * 2022-07-14 2025-01-28 百果园技术(新加坡)有限公司 一种视频编码处理方法、装置、设备及存储介质
CN116233420B (zh) * 2023-03-24 2024-05-14 深圳市博锐高科科技有限公司 一种基于vvc的帧内快速编码方法

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KR20170116043A (ko) * 2015-02-12 2017-10-18 엘지전자 주식회사 그래프 기반 변환을 이용하여 비디오 신호를 처리하는 방법 및 장치
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KR102625144B1 (ko) * 2017-07-04 2024-01-15 삼성전자주식회사 다중 코어 변환에 의한 비디오 복호화 방법 및 장치, 다중 코어 변환에 의한 비디오 부호화 방법 및 장치
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KR20240052873A (ko) * 2019-03-03 2024-04-23 후아웨이 테크놀러지 컴퍼니 리미티드 변환 프로세스를 위해 사용되는 인코더, 디코더 및 대응하는 방법
CN110392256B (zh) 2019-03-09 2020-12-11 杭州海康威视数字技术股份有限公司 进行编码和解码的方法、编码端、解码端和系统

Also Published As

Publication number Publication date
CN110392256A (zh) 2019-10-29
US11825082B2 (en) 2023-11-21
EP3923575B1 (en) 2025-09-03
WO2020182105A1 (zh) 2020-09-17
ES3044708T3 (en) 2025-11-27
CN111669582B (zh) 2022-05-20
EP3923575A4 (en) 2022-06-08
CN110392256B (zh) 2020-12-11
US20220182624A1 (en) 2022-06-09
EP3923575A1 (en) 2021-12-15
FI3923575T3 (fi) 2025-10-12
WO2020182103A1 (zh) 2020-09-17
CN111669582A (zh) 2020-09-15

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