PL2982110T3 - Sposób i urządzenie do określania wartości parametru kwantyzacji - Google Patents

Sposób i urządzenie do określania wartości parametru kwantyzacji

Info

Publication number
PL2982110T3
PL2982110T3 PL14711801T PL14711801T PL2982110T3 PL 2982110 T3 PL2982110 T3 PL 2982110T3 PL 14711801 T PL14711801 T PL 14711801T PL 14711801 T PL14711801 T PL 14711801T PL 2982110 T3 PL2982110 T3 PL 2982110T3
Authority
PL
Poland
Prior art keywords
determining
value
quantization parameter
quantization
parameter
Prior art date
Application number
PL14711801T
Other languages
English (en)
Inventor
Edouard Francois
Guillaume Laroche
Patrice Onno
Christophe Gisquet
Original Assignee
Canon Kabushiki Kaisha
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 Canon Kabushiki Kaisha filed Critical Canon Kabushiki Kaisha
Publication of PL2982110T3 publication Critical patent/PL2982110T3/pl

Links

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
    • 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
    • H04N19/142—Detection of scene cut or scene change
    • 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
    • H04N19/162—User input
    • 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
    • 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)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
  • Color Television Systems (AREA)
PL14711801T 2013-04-05 2014-03-24 Sposób i urządzenie do określania wartości parametru kwantyzacji PL2982110T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1306214.6A GB2512826B (en) 2013-04-05 2013-04-05 Method and device for determining the value of a quantization parameter
PCT/EP2014/055863 WO2014161741A1 (en) 2013-04-05 2014-03-24 Method and device for determining the value of a quantization parameter
EP14711801.2A EP2982110B1 (en) 2013-04-05 2014-03-24 Method and device for determining the value of a quantization parameter

Publications (1)

Publication Number Publication Date
PL2982110T3 true PL2982110T3 (pl) 2020-11-02

Family

ID=48483430

Family Applications (1)

Application Number Title Priority Date Filing Date
PL14711801T PL2982110T3 (pl) 2013-04-05 2014-03-24 Sposób i urządzenie do określania wartości parametru kwantyzacji

Country Status (11)

Country Link
US (2) US10075714B2 (pl)
EP (1) EP2982110B1 (pl)
JP (3) JP6355715B2 (pl)
KR (2) KR101839663B1 (pl)
CN (1) CN105284112B (pl)
BR (1) BR112015025330B1 (pl)
ES (1) ES2807908T3 (pl)
GB (1) GB2512826B (pl)
PL (1) PL2982110T3 (pl)
RU (2) RU2674307C1 (pl)
WO (1) WO2014161741A1 (pl)

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* Cited by examiner, † Cited by third party
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US9414054B2 (en) 2012-07-02 2016-08-09 Microsoft Technology Licensing, Llc Control and use of chroma quantization parameter values
US9591302B2 (en) * 2012-07-02 2017-03-07 Microsoft Technology Licensing, Llc Use of chroma quantization parameter offsets in deblocking
US11089323B2 (en) 2016-05-28 2021-08-10 Mediatek Inc. Method and apparatus of current picture referencing for video coding
WO2018006390A1 (en) * 2016-07-08 2018-01-11 SZ DJI Technology Co., Ltd. System and method for image processing
US11272193B2 (en) * 2017-04-24 2022-03-08 Sk Telecom Co., Ltd. Method and apparatus for estimating optical flow for motion compensation
EP3425911A1 (en) * 2017-07-06 2019-01-09 Thomson Licensing A method and a device for picture encoding and decoding
US11019339B2 (en) * 2017-07-12 2021-05-25 Futurewei Technologies, Inc. Fractional quantization parameter offset in video compression
CN117176950A (zh) * 2018-03-30 2023-12-05 交互数字Vc控股公司 视频编码和解码中的色度量化参数调整
EP3941052B1 (en) * 2018-04-01 2023-09-13 LG Electronics Inc. An image coding apparatus and method thereof based on a quantization parameter derivation
JP7278719B2 (ja) * 2018-06-27 2023-05-22 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
JP7343573B2 (ja) * 2018-09-21 2023-09-12 華為技術有限公司 逆量子化のための装置及び方法
KR102921601B1 (ko) * 2019-03-15 2026-01-30 엘지전자 주식회사 크로마 포맷에 대한 정보를 시그널링 하는 방법 및 장치
CN113785577B (zh) * 2019-04-26 2023-06-27 华为技术有限公司 用于指示色度量化参数映射函数的方法和装置
EP4738833A2 (en) * 2019-05-28 2026-05-06 Dolby Laboratories Licensing Corporation Quantization parameter signaling
WO2020256598A1 (en) * 2019-06-21 2020-12-24 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods of chroma qantization control
WO2020262909A1 (ko) * 2019-06-28 2020-12-30 엘지전자 주식회사 크로마 양자화 파라미터 테이블을 사용하는 영상 디코딩 방법 및 그 장치
CN119011836A (zh) * 2019-07-05 2024-11-22 Lg 电子株式会社 编译色度量化参数数据的图像解码方法及其设备
KR20250030974A (ko) 2019-09-25 2025-03-05 엘지전자 주식회사 컬러 포맷에 기반하여 분할 모드를 결정하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
CN115633175A (zh) * 2022-10-14 2023-01-20 上海国茂数字技术有限公司 一种图像数据编码方法、编码装置、解码方法及解码装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4254147B2 (ja) * 2001-11-30 2009-04-15 ソニー株式会社 画像情報符号化方法及び装置、並びにプログラム及び記録媒体
JP4617644B2 (ja) * 2003-07-18 2011-01-26 ソニー株式会社 符号化装置及び方法
US8711925B2 (en) * 2006-05-05 2014-04-29 Microsoft Corporation Flexible quantization
CN100546388C (zh) 2007-07-12 2009-09-30 深圳市融创天下科技发展有限公司 一种用于视频编码的色度均衡方法
CN101183460B (zh) 2007-11-27 2010-10-13 西安电子科技大学 彩色图像背景杂波量化方法
US8279924B2 (en) * 2008-10-03 2012-10-02 Qualcomm Incorporated Quantization parameter selections for encoding of chroma and luma video blocks
US9363509B2 (en) * 2011-03-03 2016-06-07 Electronics And Telecommunications Research Institute Method for determining color difference component quantization parameter and device using the method
WO2013109838A1 (en) * 2012-01-20 2013-07-25 Sony Corporation Chroma quantization parameter extension
US9451258B2 (en) * 2012-04-03 2016-09-20 Qualcomm Incorporated Chroma slice-level QP offset and deblocking
CN102724510B (zh) 2012-06-21 2014-05-28 中科开元信息技术(北京)有限公司 一种基于虚拟编码缓冲区充盈度的码率控制算法
US9414054B2 (en) * 2012-07-02 2016-08-09 Microsoft Technology Licensing, Llc Control and use of chroma quantization parameter values

Also Published As

Publication number Publication date
WO2014161741A1 (en) 2014-10-09
JP6701270B2 (ja) 2020-05-27
BR112015025330A2 (pt) 2017-07-18
JP2020074597A (ja) 2020-05-14
JP2018174546A (ja) 2018-11-08
KR101981905B1 (ko) 2019-05-23
EP2982110A1 (en) 2016-02-10
CN105284112A (zh) 2016-01-27
US20180352228A1 (en) 2018-12-06
US20160057419A1 (en) 2016-02-25
KR20150139884A (ko) 2015-12-14
EP2982110B1 (en) 2020-07-01
JP6355715B2 (ja) 2018-07-11
KR101839663B1 (ko) 2018-03-16
CN105284112B (zh) 2018-10-09
GB201306214D0 (en) 2013-05-22
KR20180029277A (ko) 2018-03-20
BR112015025330B1 (pt) 2023-04-11
ES2807908T3 (es) 2021-02-24
RU2642331C2 (ru) 2018-01-24
US10075714B2 (en) 2018-09-11
GB2512826A (en) 2014-10-15
RU2015147182A (ru) 2017-05-12
GB2512826B (en) 2017-05-10
US10701360B2 (en) 2020-06-30
JP2016518762A (ja) 2016-06-23
RU2674307C1 (ru) 2018-12-06

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