CN109792474B - 色度映射函数的确定的方法 - Google Patents

色度映射函数的确定的方法 Download PDF

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Publication number
CN109792474B
CN109792474B CN201780060039.4A CN201780060039A CN109792474B CN 109792474 B CN109792474 B CN 109792474B CN 201780060039 A CN201780060039 A CN 201780060039A CN 109792474 B CN109792474 B CN 109792474B
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China
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hue
chromaticity
color
gamut
source
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Chinese (zh)
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CN109792474A (zh
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C.蒂鲍尔特
J.斯陶德
A.奥汉德
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InterDigital CE Patent Holdings SAS
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InterDigital CE Patent Holdings SAS
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6058—Reduction of colour to a range of reproducible colours, e.g. to ink- reproducible colour gamut
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H04N23/841—Camera processing pipelines; Components thereof for processing colour signals to modify gamut
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/67—Circuits for processing colour signals for matrixing

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Image Communication Systems (AREA)
CN201780060039.4A 2016-09-28 2017-09-21 色度映射函数的确定的方法 Active CN109792474B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP16306247.4A EP3301901A1 (en) 2016-09-28 2016-09-28 Determination of chroma mapping functions based on hue angular sectors partitioning the mapping color space
EP16306247.4 2016-09-28
PCT/EP2017/073851 WO2018060037A1 (en) 2016-09-28 2017-09-21 Determination of chroma mapping functions based on hue angular sectors partitioning the gamut mapping color space

Publications (2)

Publication Number Publication Date
CN109792474A CN109792474A (zh) 2019-05-21
CN109792474B true CN109792474B (zh) 2021-05-25

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CN201780060039.4A Active CN109792474B (zh) 2016-09-28 2017-09-21 色度映射函数的确定的方法

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US (1) US10742849B2 (enExample)
EP (2) EP3301901A1 (enExample)
JP (1) JP7072562B2 (enExample)
KR (1) KR102460341B1 (enExample)
CN (1) CN109792474B (enExample)
WO (1) WO2018060037A1 (enExample)

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EP3367659A1 (en) * 2017-02-28 2018-08-29 Thomson Licensing Hue changing color gamut mapping
US10778870B2 (en) * 2018-10-05 2020-09-15 Xerox Corporation Black generation to optimize color gamut volume and quality within limits on colorant usage
JP7508932B2 (ja) * 2020-07-31 2024-07-02 株式会社リコー 画像処理装置、画像処理方法、及び画像処理システム
CN115174876B (zh) * 2022-04-12 2023-08-11 北京印刷学院 一种医用内窥镜成像颜色分析与校正用色标设计与制作方法
JP7657263B2 (ja) * 2022-08-02 2025-04-04 ４２ドット・インコーポレイテッド 仮想停止線を生成する方法及び装置

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CN102769759A (zh) * 2012-07-20 2012-11-07 上海富瀚微电子有限公司 数字图像颜色校正方法及实现装置

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JPH0998298A (ja) * 1995-09-29 1997-04-08 Sony Corp 色域圧縮方法及び色域圧縮装置
JP2000278546A (ja) * 1999-01-22 2000-10-06 Sony Corp 画像処理装置及び画像処理方法、色域変換テーブル作成装置及び色域変換テーブル作成方法、画像処理プログラムを記録した記録媒体、並びに色域変換テーブル作成プログラムを記録した記録媒体
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US7602537B2 (en) 2004-05-06 2009-10-13 Canon Kabushiki Kaisha Gamut mapping with primary color rotation
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JP2005348053A (ja) * 2004-06-02 2005-12-15 Seiko Epson Corp 色変換を行う装置、印刷制御装置、方法およびプログラム、色変換データを作成する装置、方法およびプログラム、並びに、色変換データを記録した記録媒体
KR100736939B1 (ko) * 2005-10-08 2007-07-10 삼성전자주식회사 지능형 색역 관리 방법
US8432588B2 (en) * 2005-10-25 2013-04-30 Hewlett-Packard Development Company, L.P. Color mapping
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JP5113780B2 (ja) * 2009-02-13 2013-01-09 理想科学工業株式会社 色変換装置
JP5446474B2 (ja) * 2009-05-29 2014-03-19 ソニー株式会社 情報処理装置および方法、並びにプログラム
EP2375719A1 (en) 2010-04-09 2011-10-12 Thomson Licensing Color gamut mapping method having one step preserving the lightness of the cusp colors
US20180352263A1 (en) * 2015-05-18 2018-12-06 Thomson Licensing Method and device for processing color image data representing colors of a color gamut
EP3624433A1 (en) * 2015-06-25 2020-03-18 InterDigital CE Patent Holdings Color gamut mapping based on the mapping of cusp colors defined in a linear device-based color space
EP3110127A1 (en) * 2015-06-25 2016-12-28 Thomson Licensing Color gamut mapping using a lightness mapping based also on the lightness of cusp colors belonging to different constant-hue leaves
EP3110128A1 (en) * 2015-06-25 2016-12-28 Thomson Licensing Color gamut mapping based on the mapping of cusp colors obtained through simplified cusp lines
EP3110124A1 (en) * 2015-06-25 2016-12-28 Thomson Licensing Hue changing color gamut mapping
EP3193493A1 (en) * 2016-01-15 2017-07-19 Thomson Licensing Lightness mapping in two steps

Patent Citations (2)

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Publication number Priority date Publication date Assignee Title
CN101543039A (zh) * 2006-11-23 2009-09-23 皇家飞利浦电子股份有限公司 色域适应
CN102769759A (zh) * 2012-07-20 2012-11-07 上海富瀚微电子有限公司 数字图像颜色校正方法及实现装置

Also Published As

Publication number Publication date
JP2019530346A (ja) 2019-10-17
US20200028991A1 (en) 2020-01-23
JP7072562B2 (ja) 2022-05-20
CN109792474A (zh) 2019-05-21
EP3520383A1 (en) 2019-08-07
US10742849B2 (en) 2020-08-11
EP3520383B1 (en) 2021-11-03
KR20190054161A (ko) 2019-05-21
EP3301901A1 (en) 2018-04-04
KR102460341B1 (ko) 2022-10-28
WO2018060037A1 (en) 2018-04-05

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