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

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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
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quantization matrix
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필리프 드 라그랑쥬
파브리쓰 르레아넥
카람 네이저
에두아르 프랑쑤와
삐에르 앙드리봉
야 천
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인터디지털 브이씨 홀딩스 프랑스 에스에이에스
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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
    • H04N19/124—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

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  • 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

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KR20220024716A true KR20220024716A (ko) 2022-03-03

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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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US7373009B2 (en) * 2005-02-09 2008-05-13 Lsi Corporation Method and apparatus for efficient transmission and decoding of quantization matrices
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
KR101627085B1 (ko) 2012-01-20 2016-06-03 한국전자통신연구원 양자화 행렬의 부호화 방법 및 복호화 방법과 이를 이용하는 장치
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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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
AU2020295684B2 (en) 2025-10-09
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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