CN118945353A - 图像编码设备和方法以及图像解码设备和方法 - Google Patents

图像编码设备和方法以及图像解码设备和方法 Download PDF

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Publication number
CN118945353A
CN118945353A CN202411315495.7A CN202411315495A CN118945353A CN 118945353 A CN118945353 A CN 118945353A CN 202411315495 A CN202411315495 A CN 202411315495A CN 118945353 A CN118945353 A CN 118945353A
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China
Prior art keywords
quantization matrix
mode
quantization
information
encoding
Prior art date
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Pending
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CN202411315495.7A
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English (en)
Chinese (zh)
Inventor
志摩真悟
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Canon Inc
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Canon Inc
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Publication of CN118945353A publication Critical patent/CN118945353A/zh
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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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/102—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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/169—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
    • H04N19/18—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 set of transform coefficients
    • 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)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
CN202411315495.7A 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法 Pending CN118945353A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2019170810A JP2021048532A (ja) 2019-09-19 2019-09-19 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
JP2019-170810 2019-09-19
CN202080065877.2A CN114424551B (zh) 2019-09-19 2020-08-14 图像编码设备和方法、图像解码设备和方法和存储介质
PCT/JP2020/030904 WO2021054012A1 (ja) 2019-09-19 2020-08-14 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

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CN202080065877.2A Division CN114424551B (zh) 2019-09-19 2020-08-14 图像编码设备和方法、图像解码设备和方法和存储介质

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Publication Number Publication Date
CN118945353A true CN118945353A (zh) 2024-11-12

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CN202411315495.7A Pending CN118945353A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法
CN202411315492.3A Pending CN118972585A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法
CN202080065877.2A Active CN114424551B (zh) 2019-09-19 2020-08-14 图像编码设备和方法、图像解码设备和方法和存储介质
CN202411315621.9A Pending CN118972588A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法
CN202411315584.1A Pending CN118972586A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法
CN202411315591.1A Pending CN118972587A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法

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CN202411315492.3A Pending CN118972585A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法
CN202080065877.2A Active CN114424551B (zh) 2019-09-19 2020-08-14 图像编码设备和方法、图像解码设备和方法和存储介质
CN202411315621.9A Pending CN118972588A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法
CN202411315584.1A Pending CN118972586A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法
CN202411315591.1A Pending CN118972587A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法

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US (6) US12137224B2 (enExample)
EP (1) EP4033762A4 (enExample)
JP (3) JP2021048532A (enExample)
KR (1) KR20220058959A (enExample)
CN (6) CN118945353A (enExample)
BR (1) BR112022005002A2 (enExample)
TW (1) TWI856179B (enExample)
WO (1) WO2021054012A1 (enExample)

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Publication number Priority date Publication date Assignee Title
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
US11206395B2 (en) 2019-09-24 2021-12-21 Mediatek Inc. Signaling quantization matrix
JP2024093502A (ja) * 2022-12-27 2024-07-09 トヨタ自動車株式会社 情報処理装置、及び、方法

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EP0667716B1 (en) * 1993-08-30 1999-11-24 Sony Corporation Device and method for encoding image
EP1675402A1 (en) * 2004-12-22 2006-06-28 Thomson Licensing Optimisation of a quantisation matrix for image and video coding
US7373009B2 (en) * 2005-02-09 2008-05-13 Lsi Corporation Method and apparatus for efficient transmission and decoding of quantization matrices
JP2012108237A (ja) * 2010-11-16 2012-06-07 Toshiba Mobile Display Co Ltd 表示装置
PH12013501626A1 (en) * 2011-02-10 2013-10-14 Sony Group Corp Image processing device and image processing method
US9641840B2 (en) * 2011-05-20 2017-05-02 Sony Corporation Processing device and image processing method for encoding and decoding image
MY193612A (en) * 2011-07-01 2022-10-20 Samsung Electronics Co Ltd Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
JP2013038758A (ja) 2011-07-13 2013-02-21 Canon Inc 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
KR20130050149A (ko) * 2011-11-07 2013-05-15 오수미 인터 모드에서의 예측 블록 생성 방법
US9866839B2 (en) * 2012-01-20 2018-01-09 Electronics And Telecommunications Research Institute Method for encoding and decoding quantized matrix and apparatus using same
PL3346705T3 (pl) * 2012-04-16 2021-04-06 Electronics And Telecommunications Research Institute Sposób kodowania/dekodowania obrazu
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
US9253483B2 (en) * 2012-09-25 2016-02-02 Google Technology Holdings LLC Signaling of scaling list
JP7235439B2 (ja) 2018-03-29 2023-03-08 株式会社バンダイナムコエンターテインメント ゲームシステム、ゲーム提供方法及びプログラム
WO2020138933A1 (ko) * 2018-12-26 2020-07-02 한국전자통신연구원 양자화 행렬 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
MX2021014726A (es) * 2019-06-14 2022-01-18 Electronics & Telecommunications Res Inst Metodo y dispositivo de codificacion/decodificacion de matrices de cuantificacion, y medio de grabacion que almacena un flujo de bits.
TW202533572A (zh) * 2019-06-21 2025-08-16 法商內數位Ｃｅ專利控股公司 用於視訊編碼及解碼的單一索引量化矩陣設計
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

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Publication number Publication date
JP2025118987A (ja) 2025-08-13
CN118972587A (zh) 2024-11-15
JP2024096938A (ja) 2024-07-17
TWI856179B (zh) 2024-09-21
KR20220058959A (ko) 2022-05-10
CN114424551B (zh) 2024-09-17
CN114424551A (zh) 2022-04-29
EP4033762A4 (en) 2023-08-23
JP2021048532A (ja) 2021-03-25
CN118972588A (zh) 2024-11-15
US20220210421A1 (en) 2022-06-30
US20250030859A1 (en) 2025-01-23
WO2021054012A1 (ja) 2021-03-25
JP7829779B2 (ja) 2026-03-13
EP4033762A1 (en) 2022-07-27
US20250030861A1 (en) 2025-01-23
CN118972586A (zh) 2024-11-15
US20250030858A1 (en) 2025-01-23
JP7695438B2 (ja) 2025-06-18
US20250030862A1 (en) 2025-01-23
TW202114423A (zh) 2021-04-01
US20250030860A1 (en) 2025-01-23
US12137224B2 (en) 2024-11-05
CN118972585A (zh) 2024-11-15
BR112022005002A2 (pt) 2022-06-14

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