KR20220024716A - 비디오 인코딩 및 디코딩을 위한 단일 인덱스 양자화 행렬 설계 - Google Patents

비디오 인코딩 및 디코딩을 위한 단일 인덱스 양자화 행렬 설계 Download PDF

Info

Publication number
KR20220024716A
KR20220024716A KR1020227001851A KR20227001851A KR20220024716A KR 20220024716 A KR20220024716 A KR 20220024716A KR 1020227001851 A KR1020227001851 A KR 1020227001851A KR 20227001851 A KR20227001851 A KR 20227001851A KR 20220024716 A KR20220024716 A KR 20220024716A
Authority
KR
South Korea
Prior art keywords
quantization matrix
block
size
identifier
prediction mode
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
KR1020227001851A
Other languages
English (en)
Korean (ko)
Inventor
필리프 드 라그랑쥬
파브리쓰 르레아넥
카람 네이저
에두아르 프랑쑤와
삐에르 앙드리봉
야 천
Original Assignee
인터디지털 브이씨 홀딩스 프랑스 에스에이에스
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 인터디지털 브이씨 홀딩스 프랑스 에스에이에스 filed Critical 인터디지털 브이씨 홀딩스 프랑스 에스에이에스
Publication of KR20220024716A publication Critical patent/KR20220024716A/ko
Pending legal-status Critical Current

Links

Images

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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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
    • H04N19/124—Quantisation
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/10—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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227001851A 2019-06-21 2020-06-16 비디오 인코딩 및 디코딩을 위한 단일 인덱스 양자화 행렬 설계 Pending KR20220024716A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP19305802.1 2019-06-21
EP19305802 2019-06-21
EP19305826 2019-06-24
EP19305826.0 2019-06-24
PCT/EP2020/066614 WO2020254317A1 (en) 2019-06-21 2020-06-16 Single-index quantization matrix design for video encoding and decoding

Publications (1)

Publication Number Publication Date
KR20220024716A true KR20220024716A (ko) 2022-03-03

Family

ID=71103394

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227001851A Pending KR20220024716A (ko) 2019-06-21 2020-06-16 비디오 인코딩 및 디코딩을 위한 단일 인덱스 양자화 행렬 설계

Country Status (9)

Country Link
US (2) US12170771B2 (enExample)
EP (1) EP3987786A1 (enExample)
JP (3) JP7653915B2 (enExample)
KR (1) KR20220024716A (enExample)
CN (2) CN114026857B (enExample)
AU (2) AU2020295684B2 (enExample)
MX (2) MX2021015582A (enExample)
TW (2) TWI862567B (enExample)
WO (1) WO2020254317A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12034929B2 (en) * 2018-12-26 2024-07-09 Electronics And Telecommunications Research Institute Quantization matrix encoding/decoding method and device, and recording medium in which bitstream is stored
KR20250118245A (ko) * 2019-06-24 2025-08-05 엘지전자 주식회사 크로마 성분 부호화 블록의 최대 변환 크기 제한을 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
CN119254986A (zh) 2019-08-14 2025-01-03 交互数字Ce专利控股有限公司 用于视频编码和解码的量化矩阵预测的方法及装置
JP2021048532A (ja) * 2019-09-19 2021-03-25 キヤノン株式会社 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム
US20250350725A1 (en) * 2023-04-23 2025-11-13 Quasistatics Inc. Method and system for energy-efficient approximate digital jpeg and mjpeg-compression
EP4706245A1 (en) * 2023-04-27 2026-03-11 Beijing Dajia Internet Information Technology Co., Ltd. Methods and devices on transform coefficient dequantization

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7373009B2 (en) * 2005-02-09 2008-05-13 Lsi Corporation Method and apparatus for efficient transmission and decoding of quantization matrices
EP2495973B1 (en) * 2009-10-30 2019-02-27 Sun Patent Trust Decoding method, decoder apparatus, encoding method, and encoder apparatus
US9167252B2 (en) * 2010-12-01 2015-10-20 Texas Instruments Incorporated Quantization matrix compression in video coding
KR102205752B1 (ko) * 2011-02-10 2021-01-22 벨로스 미디어 인터내셔널 리미티드 화상 처리 장치 및 화상 처리 방법
CN103096056B (zh) * 2011-11-08 2015-11-25 华为技术有限公司 矩阵编码方法与装置及解码方法与装置
KR20130058524A (ko) * 2011-11-25 2013-06-04 오수미 색차 인트라 예측 블록 생성 방법
CN104170382B (zh) 2012-01-20 2018-08-03 韩国电子通信研究院 用于编码和解码量化矩阵的方法和使用其的设备
EP3343920B1 (en) * 2012-04-16 2019-06-26 Electronics and Telecommunications Research Institute Method for encoding/decoding image
GB2501535A (en) * 2012-04-26 2013-10-30 Sony Corp Chrominance Processing in High Efficiency Video Codecs
JP6041554B2 (ja) * 2012-06-27 2016-12-07 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
FI20165256L (fi) * 2016-03-24 2017-09-25 Nokia Technologies Oy Laitteisto, menetelmä ja tietokoneohjelma videokoodaukseen ja -dekoodaukseen
MY206697A (en) * 2018-03-28 2024-12-31 Sony Corp Image processing device and image processing method
US12034929B2 (en) * 2018-12-26 2024-07-09 Electronics And Telecommunications Research Institute Quantization matrix encoding/decoding method and device, and recording medium in which bitstream is stored
EP4231641A1 (en) * 2019-03-10 2023-08-23 HFI Innovation Inc. Mehtod and apparatus of the quantization matrix computation and representation for video coding

Also Published As

Publication number Publication date
AU2026200058A1 (en) 2026-01-22
MX2025013028A (es) 2025-12-01
MX2021015582A (es) 2022-01-24
TW202106017A (zh) 2021-02-01
JP2022537090A (ja) 2022-08-24
US20230232003A1 (en) 2023-07-20
JP2025094064A (ja) 2025-06-24
EP3987786A1 (en) 2022-04-27
JP2026053380A (ja) 2026-03-25
CN114026857B (zh) 2025-02-25
TWI862567B (zh) 2024-11-21
TW202533572A (zh) 2025-08-16
CN119996695A (zh) 2025-05-13
US12170771B2 (en) 2024-12-17
JP7788023B2 (ja) 2025-12-17
AU2020295684B2 (en) 2025-10-09
WO2020254317A1 (en) 2020-12-24
JP7653915B2 (ja) 2025-03-31
AU2020295684A1 (en) 2022-01-27
CN114026857A (zh) 2022-02-08
US20250071280A1 (en) 2025-02-27

Similar Documents

Publication Publication Date Title
JP7788023B2 (ja) ビデオ符号化及び復号化の単一インデックス量子化行列設計
EP3777151A1 (en) Chroma quantization parameter adjustment in video encoding and decoding
JP2025041977A (ja) ビデオエンコードおよびデコードのためのエントロピー符号化
JP2025128089A (ja) 高レベル構文要素を使用して復号データをシグナリングする方法および装置
KR20230158506A (ko) 비대칭 이진 트리를 사용하는 행렬 기반 인트라 예측
JP7677970B2 (ja) ジョイントクロマの符号化されたブロックに対するスケーリング処理
JP2025072672A (ja) ビデオエンコードおよびデコードに対する量子化マトリックス予測
WO2020185492A1 (en) Transform selection and signaling for video encoding or decoding
US20230262268A1 (en) Chroma format dependent quantization matrices for video encoding and decoding
WO2021058277A1 (en) Video encoding and decoding using block area based quantization matrices
EP4727121A1 (en) Implicit multiple transform selection (mts) for isp coded blocks
TW202416714A (zh) 基於可用參考樣本之幀內預測模式改善

Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

PN2301 Change of applicant

St.27 status event code: A-3-3-R10-R13-asn-PN2301

St.27 status event code: A-3-3-R10-R11-asn-PN2301

D21 Rejection of application intended

Free format text: ST27 STATUS EVENT CODE: A-1-2-D10-D21-EXM-PE0902 (AS PROVIDED BY THE NATIONAL OFFICE)

PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

E13 Pre-grant limitation requested

Free format text: ST27 STATUS EVENT CODE: A-2-3-E10-E13-LIM-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11 Amendment of application requested

Free format text: ST27 STATUS EVENT CODE: A-2-2-P10-P11-NAP-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000