BR112022015242A2 - Codificador, decodificador e métodos correspondentes sobre sinalização de sintaxe de alto nível - Google Patents

Codificador, decodificador e métodos correspondentes sobre sinalização de sintaxe de alto nível

Info

Publication number
BR112022015242A2
BR112022015242A2 BR112022015242A BR112022015242A BR112022015242A2 BR 112022015242 A2 BR112022015242 A2 BR 112022015242A2 BR 112022015242 A BR112022015242 A BR 112022015242A BR 112022015242 A BR112022015242 A BR 112022015242A BR 112022015242 A2 BR112022015242 A2 BR 112022015242A2
Authority
BR
Brazil
Prior art keywords
decoder
encoder
corresponding methods
level syntax
bit stream
Prior art date
Application number
BR112022015242A
Other languages
English (en)
Inventor
Meher Kotra Anand
Esenlik Semih
Wang Biao
Gao Han
Alexandrovna Alshina Elena
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
Publication of BR112022015242A2 publication Critical patent/BR112022015242A2/pt

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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of 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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Analogue/Digital Conversion (AREA)

Abstract

CODIFICADOR, DECODIFICADOR E MÉTODOS CORRESPONDENTES SOBRE SINALIZAÇÃO DE SINTAXE DE ALTO NÍVEL. Um método de codificação implementado por um dispositivo de decodificação, o método compreendendo obter um fluxo de bits para um bloco de codificação; obter um valor de uma sintaxe a partir do fluxo de bits; obter um valor de parâmetro de controle de desblocagem a partir do fluxo de bits, quando o valor da sintaxe for igual a um valor predefinido.
BR112022015242A 2020-02-04 2021-01-15 Codificador, decodificador e métodos correspondentes sobre sinalização de sintaxe de alto nível BR112022015242A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP2020052682 2020-02-04
EP2020059031 2020-03-31
PCT/CN2021/071969 WO2021155740A1 (en) 2020-02-04 2021-01-15 An encoder, a decoder and corresponding methods about signaling high level syntax

Publications (1)

Publication Number Publication Date
BR112022015242A2 true BR112022015242A2 (pt) 2022-09-20

Family

ID=77199145

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022015242A BR112022015242A2 (pt) 2020-02-04 2021-01-15 Codificador, decodificador e métodos correspondentes sobre sinalização de sintaxe de alto nível

Country Status (11)

Country Link
US (1) US20220394247A1 (pt)
EP (1) EP4088465A4 (pt)
JP (1) JP2023512694A (pt)
KR (1) KR20220127351A (pt)
CN (2) CN116233470B (pt)
AU (1) AU2021215741A1 (pt)
BR (1) BR112022015242A2 (pt)
CA (1) CA3167088A1 (pt)
CL (1) CL2022002087A1 (pt)
MX (1) MX2022009555A (pt)
WO (1) WO2021155740A1 (pt)

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Also Published As

Publication number Publication date
CN115023953A (zh) 2022-09-06
CN116233470B (zh) 2024-01-09
CA3167088A1 (en) 2021-08-12
CL2022002087A1 (es) 2023-01-27
JP2023512694A (ja) 2023-03-28
EP4088465A1 (en) 2022-11-16
MX2022009555A (es) 2022-11-16
CN116233470A (zh) 2023-06-06
EP4088465A4 (en) 2023-11-29
WO2021155740A1 (en) 2021-08-12
KR20220127351A (ko) 2022-09-19
US20220394247A1 (en) 2022-12-08
AU2021215741A1 (en) 2022-09-08

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