BR112022010256A2 - Codificador, decodificador, método de codificação e método de decodificação - Google Patents

Codificador, decodificador, método de codificação e método de decodificação

Info

Publication number
BR112022010256A2
BR112022010256A2 BR112022010256A BR112022010256A BR112022010256A2 BR 112022010256 A2 BR112022010256 A2 BR 112022010256A2 BR 112022010256 A BR112022010256 A BR 112022010256A BR 112022010256 A BR112022010256 A BR 112022010256A BR 112022010256 A2 BR112022010256 A2 BR 112022010256A2
Authority
BR
Brazil
Prior art keywords
encoder
current video
video
indicates
decoder
Prior art date
Application number
BR112022010256A
Other languages
English (en)
Portuguese (pt)
Inventor
Drugeon Virginie
Toma Tadamasa
Nishi Takahiro
Abe Kiyofumi
Kato Yusuke
Original Assignee
Panasonic Ip Corp America
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 Panasonic Ip Corp America filed Critical Panasonic Ip Corp America
Publication of BR112022010256A2 publication Critical patent/BR112022010256A2/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
    • H04N19/70—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
    • H04N19/10—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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/16—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter for a given display mode, e.g. for interlaced or progressive display mode
    • 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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BR112022010256A 2019-12-12 2020-12-08 Codificador, decodificador, método de codificação e método de decodificação BR112022010256A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962947283P 2019-12-12 2019-12-12
PCT/JP2020/045744 WO2021117747A1 (ja) 2019-12-12 2020-12-08 符号化装置、復号装置、符号化方法、および復号方法

Publications (1)

Publication Number Publication Date
BR112022010256A2 true BR112022010256A2 (pt) 2022-09-06

Family

ID=76328891

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022010256A BR112022010256A2 (pt) 2019-12-12 2020-12-08 Codificador, decodificador, método de codificação e método de decodificação

Country Status (8)

Country Link
US (2) US12088849B2 (https=)
EP (1) EP4075807A4 (https=)
JP (3) JP7625537B2 (https=)
KR (1) KR20220106771A (https=)
CN (6) CN120769069A (https=)
BR (1) BR112022010256A2 (https=)
MX (2) MX2022006249A (https=)
WO (1) WO2021117747A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210314567A1 (en) * 2020-04-04 2021-10-07 Qualcomm Incorporated Block partitioning for image and video coding
US12015785B2 (en) * 2020-12-04 2024-06-18 Ofinno, Llc No reference image quality assessment based decoder side inter prediction
CA3142044A1 (en) * 2020-12-14 2022-06-14 Comcast Cable Communications, Llc Methods and systems for improved content encoding
US20240129458A1 (en) * 2022-10-13 2024-04-18 Qualcomm Incorporated Techniques for subsampling for cross component prediction in video coding

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6125215B2 (ja) * 2012-09-21 2017-05-10 株式会社東芝 復号装置、及び符号化装置
US20150264404A1 (en) * 2014-03-17 2015-09-17 Nokia Technologies Oy Method and apparatus for video coding and decoding
WO2016131408A1 (en) * 2015-02-16 2016-08-25 Mediatek Inc. Method and apparatus for palette predictor initialization for palette coding in video and image compression
WO2018173498A1 (en) * 2017-03-20 2018-09-27 Sharp Kabushiki Kaisha Systems and methods for signaling scalable video in a media application format

Also Published As

Publication number Publication date
JPWO2021117747A1 (https=) 2021-06-17
CN120769067A (zh) 2025-10-10
US20240397110A1 (en) 2024-11-28
WO2021117747A1 (ja) 2021-06-17
MX2025009384A (es) 2025-09-02
KR20220106771A (ko) 2022-07-29
EP4075807A4 (en) 2023-01-11
US12088849B2 (en) 2024-09-10
JP7776678B2 (ja) 2025-11-26
JP2025061593A (ja) 2025-04-10
US12581124B2 (en) 2026-03-17
EP4075807A1 (en) 2022-10-19
JP2026015486A (ja) 2026-01-29
CN114762347A (zh) 2022-07-15
JP7625537B2 (ja) 2025-02-03
US20220321920A1 (en) 2022-10-06
CN120769066A (zh) 2025-10-10
MX2022006249A (es) 2022-06-22
CN120769065A (zh) 2025-10-10
CN114762347B (zh) 2025-08-19
CN120769068A (zh) 2025-10-10
CN120769069A (zh) 2025-10-10

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