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
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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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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
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
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
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
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

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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
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
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

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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)

Family Cites Families (17)

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Publication number Priority date Publication date Assignee Title
CN1076933C (zh) * 1993-08-30 2001-12-26 索尼公司 图像编码装置及方法
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
MX383834B (es) * 2011-02-10 2025-03-14 Sony Group Corp Dispositivo de procesamiento de imagenes y metodo de procesamiento de imagenes.
WO2012160890A1 (ja) * 2011-05-20 2012-11-29 ソニー株式会社 画像処理装置及び画像処理方法
US9571842B2 (en) * 2011-07-01 2017-02-14 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
CN107580230B (zh) * 2012-01-20 2021-08-20 韩国电子通信研究院 视频解码方法和视频编码方法
EP3346707B1 (en) * 2012-04-16 2020-11-11 Electronics and Telecommunications Research Institute Method for encoding/decoding image
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
CN119967174A (zh) * 2018-12-26 2025-05-09 韩国电子通信研究院 量化矩阵编码/解码方法和装置以及存储比特流的记录介质
CN118524208A (zh) * 2019-06-14 2024-08-20 韩国电子通信研究院 量化矩阵编码/解码方法和装置、以及存储比特流的记录介质
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

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

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