HK1220057A1 - 用於擴展動態范圍圖像的引導顏色分級 - Google Patents

用於擴展動態范圍圖像的引導顏色分級

Info

Publication number
HK1220057A1
HK1220057A1 HK16107865.9A HK16107865A HK1220057A1 HK 1220057 A1 HK1220057 A1 HK 1220057A1 HK 16107865 A HK16107865 A HK 16107865A HK 1220057 A1 HK1220057 A1 HK 1220057A1
Authority
HK
Hong Kong
Prior art keywords
dynamic range
range image
color grading
extended dynamic
guided color
Prior art date
Application number
HK16107865.9A
Other languages
English (en)
Inventor
徐寧
陳濤
．克蘭肖
．胡亞勒卡
Original Assignee
Dolby Laboratories Licensing Corp
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 Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of HK1220057A1 publication Critical patent/HK1220057A1/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • 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
    • H04N1/603—Colour correction or control controlled by characteristics of the picture signal generator or the picture reproducer
    • H04N1/6052—Matching two or more picture signal generators or two or more picture reproducers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/94—Dynamic range modification of images or parts thereof based on local image properties, e.g. for local contrast enhancement
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20172—Image enhancement details
    • G06T2207/20208—High dynamic range [HDR] image processing
    • 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
    • H04N1/40—Picture signal circuits
    • H04N1/40006—Compensating for the effects of ageing, i.e. changes over time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
    • H04N21/4318—Generation of visual interfaces for content selection or interaction; Content or additional data rendering by altering the content in the rendering process, e.g. blanking, blurring or masking an image region
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/57—Control of contrast or brightness

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Threshing Machine Elements (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
  • Processing Of Color Television Signals (AREA)
HK16107865.9A 2013-10-22 2016-07-06 用於擴展動態范圍圖像的引導顏色分級 HK1220057A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201361894382P 2013-10-22 2013-10-22
PCT/US2014/061600 WO2015061335A2 (en) 2013-10-22 2014-10-21 Guided color grading for extended dynamic range

Publications (1)

Publication Number Publication Date
HK1220057A1 true HK1220057A1 (zh) 2017-04-21

Family

ID=51868328

Family Applications (1)

Application Number Title Priority Date Filing Date
HK16107865.9A HK1220057A1 (zh) 2013-10-22 2016-07-06 用於擴展動態范圍圖像的引導顏色分級

Country Status (6)

Country Link
US (1) US9679366B2 (zh)
EP (1) EP3061234B1 (zh)
JP (1) JP6019270B1 (zh)
CN (2) CN106713697B (zh)
HK (1) HK1220057A1 (zh)
WO (1) WO2015061335A2 (zh)

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CN105745914B (zh) 2013-11-22 2018-09-07 杜比实验室特许公司 用于逆色调映射的方法和系统
CN111654697B (zh) 2015-01-30 2022-07-19 交互数字Vc控股公司 对彩色画面进行编码和解码的方法和装置
US10349127B2 (en) * 2015-06-01 2019-07-09 Disney Enterprises, Inc. Methods for creating and distributing art-directable continuous dynamic range video
EP3113496A1 (en) * 2015-06-30 2017-01-04 Thomson Licensing Method and device for encoding both a hdr picture and a sdr picture obtained from said hdr picture using color mapping functions
JP6831389B2 (ja) * 2015-11-24 2021-02-17 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 複数のｈｄｒ画像ソースの処理
US9754363B2 (en) * 2016-01-21 2017-09-05 Astral Images Corporation Method and system for processing image content for enabling high dynamic range (UHD) output thereof and computer-readable medium comprising UHD content created using same
US9741103B2 (en) * 2016-01-21 2017-08-22 Astral Images Corporation Method and system for processing image content for enabling high dynamic range (UHD) output thereof and computer-readable program product comprising UHD content created using same
US10699391B2 (en) * 2016-04-29 2020-06-30 Disney Enterprises, Inc. Dynamic range expansion highlight information restoration
EP3312798A1 (en) * 2016-10-20 2018-04-25 Thomson Licensing Method and device for inverse tone mapping
WO2018136432A1 (en) 2017-01-18 2018-07-26 Dolby Laboratories Licensing Corporation Segment-based reshaping for coding high dynamic range video
US10902601B2 (en) 2017-01-18 2021-01-26 Dolby Laboratories Licensing Corporation Segment-based reshaping for coding high dynamic range video
EP3566429B1 (en) * 2017-03-03 2021-09-15 Dolby Laboratories Licensing Corporation Color image modification with approximation function
CN107154059B (zh) * 2017-06-26 2020-08-04 杭州当虹科技股份有限公司 一种高动态范围视频处理方法
WO2020014531A1 (en) 2018-07-11 2020-01-16 Raven Industries, Inc. Adaptive color transformation to aid computer vision
WO2021007554A1 (en) 2019-07-11 2021-01-14 Sneyders Yuri Determining image feature height disparity
US11734806B2 (en) * 2021-11-24 2023-08-22 Roku, Inc. Dynamic tone mapping
WO2023177873A2 (en) * 2022-03-18 2023-09-21 Dolby Laboratories Licensing Corporation Image optimization in mobile capture and editing applications

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US20030234944A1 (en) 2002-06-24 2003-12-25 Eastman Kodak Company Extending the dynamic range and adjusting the color characteristics of a digital image
US6879731B2 (en) 2003-04-29 2005-04-12 Microsoft Corporation System and process for generating high dynamic range video
US7428332B2 (en) 2004-01-14 2008-09-23 Spaulding Kevin E Applying an adjusted image enhancement algorithm to a digital image
US7308135B2 (en) 2004-01-14 2007-12-11 Eastman Kodak Company Constructing extended color gamut digital images from limited color gamut digital images
US8050511B2 (en) 2004-11-16 2011-11-01 Sharp Laboratories Of America, Inc. High dynamic range images from low dynamic range images
US9313470B2 (en) 2005-10-28 2016-04-12 Thomson Licensing Systems and methods for determining and communicating correction information for video images
JP4131280B2 (ja) 2006-04-20 2008-08-13 ソニー株式会社 撮像装置と映像信号処理方法
US8014027B1 (en) 2007-03-21 2011-09-06 Adobe Systems Incorporated Automatic selection of color conversion method using image state information
JP5430218B2 (ja) 2009-05-07 2014-02-26 キヤノン株式会社 画像処理装置および画像処理方法
WO2011042229A1 (en) 2009-10-08 2011-04-14 International Business Machines Corporation Method and system for transforming a digital image from a low dynamic range (ldr) image to a high dynamic range (hdr) image
US9230312B2 (en) 2010-01-27 2016-01-05 Adobe Systems Incorporated Methods and apparatus for performing tone mapping on high dynamic range images
US8606009B2 (en) 2010-02-04 2013-12-10 Microsoft Corporation High dynamic range image generation and rendering
CN101908330B (zh) * 2010-07-26 2012-05-02 武汉大学 一种低动态范围显示设备再现高动态范围图像的方法
US8711248B2 (en) 2011-02-25 2014-04-29 Microsoft Corporation Global alignment for high-dynamic range image generation
TWI538473B (zh) * 2011-03-15 2016-06-11 杜比實驗室特許公司 影像資料轉換的方法與設備
WO2012127401A1 (en) 2011-03-24 2012-09-27 Koninklijke Philips Electronics N.V. Apparatuses and methods for analyzing image gradings
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Also Published As

Publication number Publication date
CN105684412B (zh) 2017-04-26
CN106713697A (zh) 2017-05-24
WO2015061335A2 (en) 2015-04-30
US20160253792A1 (en) 2016-09-01
EP3061234A2 (en) 2016-08-31
CN106713697B (zh) 2019-02-12
JP2016536873A (ja) 2016-11-24
EP3061234B1 (en) 2017-12-06
JP6019270B1 (ja) 2016-11-02
CN105684412A (zh) 2016-06-15
WO2015061335A3 (en) 2015-06-11
US9679366B2 (en) 2017-06-13

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