AU2020295684B2 - Single-index quantization matrix design for video encoding and decoding - Google Patents

Single-index quantization matrix design for video encoding and decoding

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Publication number
AU2020295684B2
AU2020295684B2 AU2020295684A AU2020295684A AU2020295684B2 AU 2020295684 B2 AU2020295684 B2 AU 2020295684B2 AU 2020295684 A AU2020295684 A AU 2020295684A AU 2020295684 A AU2020295684 A AU 2020295684A AU 2020295684 B2 AU2020295684 B2 AU 2020295684B2
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Prior art keywords
quantization matrix
block
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size
copy
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AU2020295684A
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AU2020295684A1 (en
Inventor
Pierre Andrivon
Ya CHEN
Philippe DE LAGRANGE
Edouard Francois
Fabrice Leleannec
Karam NASER
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InterDigital CE Patent Holdings SAS
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InterDigital CE Patent Holdings SAS
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    • 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
    • H04N19/102—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
    • H04N19/134—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)
AU2020295684A 2019-06-21 2020-06-16 Single-index quantization matrix design for video encoding and decoding Active AU2020295684B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2026200058A AU2026200058A1 (en) 2019-06-21 2026-01-06 Single-index quantization matrix design for video encoding and decoding

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

Related Child Applications (1)

Application Number Title Priority Date Filing Date
AU2026200058A Division AU2026200058A1 (en) 2019-06-21 2026-01-06 Single-index quantization matrix design for video encoding and decoding

Publications (2)

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AU2020295684A1 AU2020295684A1 (en) 2022-01-27
AU2020295684B2 true AU2020295684B2 (en) 2025-10-09

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AU2026200058A Pending AU2026200058A1 (en) 2019-06-21 2026-01-06 Single-index quantization matrix design for video encoding and decoding

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Country Status (9)

Country Link
US (2) US12170771B2 (https=)
EP (1) EP3987786A1 (https=)
JP (3) JP7653915B2 (https=)
KR (1) KR20220024716A (https=)
CN (2) CN119996695A (https=)
AU (2) AU2020295684B2 (https=)
MX (2) MX2021015582A (https=)
TW (2) TWI862567B (https=)
WO (1) WO2020254317A1 (https=)

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KR102951865B1 (ko) * 2018-12-26 2026-04-14 한국전자통신연구원 양자화 행렬 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
KR102842111B1 (ko) * 2019-06-24 2025-08-01 엘지전자 주식회사 크로마 성분 부호화 블록의 최대 변환 크기 제한을 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
CN119254985A (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

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EP2806640A1 (en) * 2012-01-20 2014-11-26 Electronics and Telecommunications Research Institute Method for encoding and decoding quantized matrix and apparatus using same

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EA021750B1 (ru) 2009-10-30 2015-08-31 Панасоник Интеллекчуал Проперти Корпорэйшн оф Америка Способ декодирования, декодирующее устройство, способ кодирования и кодирующее устройство
US9167252B2 (en) * 2010-12-01 2015-10-20 Texas Instruments Incorporated Quantization matrix compression in video coding
MY169660A (en) * 2011-02-10 2019-04-26 Velos Media Int Ltd Image processing device and image processing method
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
PT2840791T (pt) * 2012-04-16 2018-04-16 Electronics & Telecommunications Res Inst Método e dispositivo para codificação/descodificação de imagem
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
FI20165256A7 (fi) * 2016-03-24 2017-09-25 Nokia Technologies Oy Laitteisto, menetelmä ja tietokoneohjelma videokoodaukseen ja -dekoodaukseen
CA3094608A1 (en) * 2018-03-28 2019-10-03 Sony Corporation Image processing device and image processing method
KR102951865B1 (ko) * 2018-12-26 2026-04-14 한국전자통신연구원 양자화 행렬 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2020182069A1 (en) * 2019-03-10 2020-09-17 Mediatek Inc. Mehtod and apparatus of the quantization matrix computation and representation for video coding

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Also Published As

Publication number Publication date
KR20220024716A (ko) 2022-03-03
MX2025013028A (es) 2025-12-01
US20230232003A1 (en) 2023-07-20
JP7788023B2 (ja) 2025-12-17
EP3987786A1 (en) 2022-04-27
CN114026857B (zh) 2025-02-25
JP2026053380A (ja) 2026-03-25
TWI862567B (zh) 2024-11-21
JP7653915B2 (ja) 2025-03-31
TW202533572A (zh) 2025-08-16
CN114026857A (zh) 2022-02-08
US12170771B2 (en) 2024-12-17
AU2020295684A1 (en) 2022-01-27
WO2020254317A1 (en) 2020-12-24
US20250071280A1 (en) 2025-02-27
CN119996695A (zh) 2025-05-13
AU2026200058A1 (en) 2026-01-22
MX2021015582A (es) 2022-01-24
TW202106017A (zh) 2021-02-01
JP2022537090A (ja) 2022-08-24
JP2025094064A (ja) 2025-06-24

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