CA2996349A1 - Method and apparatus for quantization in video encoding and decoding - Google Patents

Method and apparatus for quantization in video encoding and decoding Download PDF

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Publication number
CA2996349A1
CA2996349A1 CA2996349A CA2996349A CA2996349A1 CA 2996349 A1 CA2996349 A1 CA 2996349A1 CA 2996349 A CA2996349 A CA 2996349A CA 2996349 A CA2996349 A CA 2996349A CA 2996349 A1 CA2996349 A1 CA 2996349A1
Authority
CA
Canada
Prior art keywords
block
quantization
luminance
quantization parameter
video
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.)
Abandoned
Application number
CA2996349A
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English (en)
French (fr)
Inventor
Franck Galpin
Hadrien GURNEL
Edouard Francois
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
InterDigital VC Holdings Inc
Original Assignee
Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of CA2996349A1 publication Critical patent/CA2996349A1/en
Abandoned legal-status Critical Current

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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
    • H04N19/124—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
    • H04N19/157—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
    • H04N19/186—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CA2996349A 2015-09-02 2016-09-02 Method and apparatus for quantization in video encoding and decoding Abandoned CA2996349A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP15306348.2 2015-09-02
EP15306348 2015-09-02
PCT/EP2016/070711 WO2017037228A1 (en) 2015-09-02 2016-09-02 Method and apparatus for quantization in video encoding and decoding

Publications (1)

Publication Number Publication Date
CA2996349A1 true CA2996349A1 (en) 2017-03-09

Family

ID=54148449

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2996349A Abandoned CA2996349A1 (en) 2015-09-02 2016-09-02 Method and apparatus for quantization in video encoding and decoding

Country Status (10)

Country Link
US (1) US10491899B2 (https=)
EP (1) EP3345395A1 (https=)
JP (1) JP6989491B2 (https=)
KR (1) KR102798591B1 (https=)
CN (1) CN108141598B (https=)
CA (1) CA2996349A1 (https=)
MX (1) MX2018002646A (https=)
RU (1) RU2018111430A (https=)
TW (1) TWI727968B (https=)
WO (1) WO2017037228A1 (https=)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10778978B2 (en) * 2017-08-21 2020-09-15 Qualcomm Incorporated System and method of cross-component dynamic range adjustment (CC-DRA) in video coding
WO2020004833A1 (ko) * 2018-06-29 2020-01-02 엘지전자 주식회사 Dc 계수를 적응적으로 결정하는 방법 및 그 장치
US10931950B2 (en) 2018-11-19 2021-02-23 Intel Corporation Content adaptive quantization for video coding
EP4277277A3 (en) * 2018-12-30 2024-01-03 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatus of video coding for triangle prediction
CN113366839B (zh) * 2019-01-31 2024-01-12 北京字节跳动网络技术有限公司 视频编解码中的细化量化步骤
CN110473149B (zh) * 2019-03-13 2020-06-09 北方工业大学 关键大数据模糊化处理系统
US12451101B2 (en) 2019-04-10 2025-10-21 Hefei Reliance Memory Limited Display driver system with embedded non-volatile memory
US11557264B2 (en) * 2019-04-10 2023-01-17 Hefei Reliance Memory Limited Display driver system with embedded non-volatile memory
CN110020695A (zh) * 2019-04-19 2019-07-16 杭州电子科技大学 用于滤波器组多载波调制光通信系统的K-means非均匀量化算法
SG11202111156PA (en) * 2019-04-26 2021-11-29 Huawei Tech Co Ltd Method and apparatus for signaling of mapping function of chroma quantization parameter
US20220239915A1 (en) * 2019-06-10 2022-07-28 Realnetworks, Inc. Perceptual adaptive quantization and rounding offset with piece-wise mapping function
US12266300B2 (en) 2019-09-12 2025-04-01 Hefei Reliance Memory Limited Display driver integrated circuit having embedded resistive random access memory and display device having same
CN112738515B (zh) * 2020-12-28 2023-03-24 北京百度网讯科技有限公司 用于自适应量化的量化参数调整方法和装置
EP4325855A4 (en) * 2021-04-12 2025-04-09 LG Electronics Inc. Method and device for non-separable low-frequency transformation
US12262030B2 (en) * 2022-04-13 2025-03-25 Tencent America LLC Chroma from luma prediction using neighbor luma samples
CN116489373B (zh) * 2022-07-26 2024-09-24 杭州海康威视数字技术股份有限公司 一种图像解码方法、编码方法及装置
KR20240036273A (ko) 2022-09-13 2024-03-20 삼성전자주식회사 이미지 신호 프로세싱 장치 및 그것의 동작 방법

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3152765B2 (ja) * 1991-10-31 2001-04-03 株式会社東芝 画像符号化装置
JPH07288809A (ja) * 1994-04-18 1995-10-31 Sony Corp ディジタル画像信号の符号化装置
US5629780A (en) 1994-12-19 1997-05-13 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Image data compression having minimum perceptual error
KR100355375B1 (ko) * 1995-11-01 2002-12-26 삼성전자 주식회사 영상부호화장치에있어서양자화간격결정방법및회로
US6363113B1 (en) 1999-06-07 2002-03-26 Lucent Technologies Inc. Methods and apparatus for context-based perceptual quantization
US7280689B2 (en) * 2002-07-05 2007-10-09 Qdesign U.S.A., Inc. Anti-compression techniques for visual images
US8243797B2 (en) * 2007-03-30 2012-08-14 Microsoft Corporation Regions of interest for quality adjustments
JP5024632B2 (ja) 2008-09-19 2012-09-12 ソニー株式会社 画像処理装置および方法、並びにプログラム
US8279924B2 (en) * 2008-10-03 2012-10-02 Qualcomm Incorporated Quantization parameter selections for encoding of chroma and luma video blocks
EP2317769A1 (en) * 2009-11-02 2011-05-04 Panasonic Corporation Luminance dependent quantization
TW201134223A (en) * 2010-03-29 2011-10-01 Univ Nat Taiwan Perceptual video encoding system and circuit thereof
RU2013149856A (ru) * 2011-04-08 2015-05-20 Конинклейке Филипс Н.В. Кодирование и декодирование видео
EP2774121A4 (en) * 2011-10-30 2015-09-16 Hd2 Technologies Pty Ltd PERCEPTION-RELATED LOSS-FREE AND IMPROVED IMAGE COMPRESSION SYSTEM AND METHOD
US20130188691A1 (en) * 2012-01-20 2013-07-25 Sony Corporation Quantization matrix design for hevc standard
US9219916B2 (en) 2012-06-12 2015-12-22 Dolby Laboratories Licensing Corporation Joint base layer and enhancement layer quantizer adaptation in EDR video coding
CN103297773B (zh) * 2013-05-07 2016-05-04 福州大学 基于jnd模型的图像编码方法
US20150006346A1 (en) * 2013-06-28 2015-01-01 Quisk, Inc. Account engine with modular services and access channels
US20150063461A1 (en) * 2013-08-27 2015-03-05 Magnum Semiconductor, Inc. Methods and apparatuses for adjusting macroblock quantization parameters to improve visual quality for lossy video encoding
EP3070934A4 (en) 2013-11-13 2017-03-29 LG Electronics Inc. Broadcast signal transmission method and apparatus for providing hdr broadcast service
EP2887664A1 (en) * 2013-12-19 2015-06-24 Thomson Licensing Method and device for encoding a high-dynamic range image
CN104378636B (zh) * 2014-11-10 2017-07-07 中安消技术有限公司 一种视频图像编码方法及装置

Also Published As

Publication number Publication date
JP6989491B2 (ja) 2022-01-05
EP3345395A1 (en) 2018-07-11
KR102798591B1 (ko) 2025-04-23
KR20180048654A (ko) 2018-05-10
RU2018111430A (ru) 2019-10-07
WO2017037228A1 (en) 2017-03-09
RU2018111430A3 (https=) 2020-03-10
US10491899B2 (en) 2019-11-26
CN108141598B (zh) 2022-10-04
JP2018533860A (ja) 2018-11-15
TWI727968B (zh) 2021-05-21
US20180255302A1 (en) 2018-09-06
MX2018002646A (es) 2018-06-20
TW201720157A (zh) 2017-06-01
CN108141598A (zh) 2018-06-08

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Date Code Title Description
FZDE Discontinued

Effective date: 20221123