KR20160102438A - 하이 다이내믹 레인지 이미지를 톤-매핑하기 위한 방법 및 장치 - Google Patents

하이 다이내믹 레인지 이미지를 톤-매핑하기 위한 방법 및 장치 Download PDF

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Publication number
KR20160102438A
KR20160102438A KR1020167017048A KR20167017048A KR20160102438A KR 20160102438 A KR20160102438 A KR 20160102438A KR 1020167017048 A KR1020167017048 A KR 1020167017048A KR 20167017048 A KR20167017048 A KR 20167017048A KR 20160102438 A KR20160102438 A KR 20160102438A
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KR
South Korea
Prior art keywords
image
tone
mapping
backlight
mapped
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KR1020167017048A
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English (en)
Korean (ko)
Inventor
쎄바스띠앙 라쎄르
야닉 올리비에
파브리쓰 르레아넥
다비드 뚜즈
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톰슨 라이센싱
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Publication of KR20160102438A publication Critical patent/KR20160102438A/ko
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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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0626—Adjustment of display parameters for control of overall brightness
    • G09G2320/0646—Modulation of illumination source brightness and image signal correlated to each other
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/066—Adjustment of display parameters for control of contrast
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2340/00—Aspects of display data processing
    • G09G2340/02—Handling of images in compressed format, e.g. JPEG, MPEG

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Image Processing (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Controls And Circuits For Display Device (AREA)
KR1020167017048A 2013-12-27 2014-12-22 하이 다이내믹 레인지 이미지를 톤-매핑하기 위한 방법 및 장치 Withdrawn KR20160102438A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP13306886.6 2013-12-27
EP13306886 2013-12-27
PCT/EP2014/079025 WO2015097168A1 (en) 2013-12-27 2014-12-22 Method and device for tone-mapping a high dynamic range image

Publications (1)

Publication Number Publication Date
KR20160102438A true KR20160102438A (ko) 2016-08-30

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Family Applications (1)

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KR1020167017048A Withdrawn KR20160102438A (ko) 2013-12-27 2014-12-22 하이 다이내믹 레인지 이미지를 톤-매핑하기 위한 방법 및 장치

Country Status (7)

Country Link
US (1) US10003809B2 (enExample)
EP (1) EP3087740A1 (enExample)
JP (1) JP6502947B2 (enExample)
KR (1) KR20160102438A (enExample)
CN (1) CN105850129B (enExample)
TW (1) TWI666921B (enExample)
WO (1) WO2015097168A1 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3107300A1 (en) * 2015-06-15 2016-12-21 Thomson Licensing Method and device for encoding both a high-dynamic range frame and an imposed low-dynamic range frame
US9979895B2 (en) * 2015-09-04 2018-05-22 Disney Enterprises, Inc. High dynamic range tone mapping
US10593028B2 (en) * 2015-12-03 2020-03-17 Samsung Electronics Co., Ltd. Method and apparatus for view-dependent tone mapping of virtual reality images
CN108702514B (zh) * 2016-03-09 2020-07-07 华为技术有限公司 一种高动态范围图像处理方法及装置
US10218952B2 (en) 2016-11-28 2019-02-26 Microsoft Technology Licensing, Llc Architecture for rendering high dynamic range video on enhanced dynamic range display devices
US10104334B2 (en) 2017-01-27 2018-10-16 Microsoft Technology Licensing, Llc Content-adaptive adjustment of display device brightness levels when rendering high dynamic range content
US10176561B2 (en) 2017-01-27 2019-01-08 Microsoft Technology Licensing, Llc Content-adaptive adjustments to tone mapping operations for high dynamic range content
US10607047B2 (en) * 2017-12-06 2020-03-31 Cognex Corporation Local tone mapping for symbol reading
CN108053381B (zh) * 2017-12-22 2022-04-22 深圳创维－Rgb电子有限公司 动态色调映射方法、移动终端及计算机可读存储介质
US10957024B2 (en) 2018-10-30 2021-03-23 Microsoft Technology Licensing, Llc Real time tone mapping of high dynamic range image data at time of playback on a lower dynamic range display
CN112689138B (zh) * 2019-10-18 2022-08-26 华为技术有限公司 一种图像信号转换处理方法、装置及终端设备

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040008267A1 (en) 2002-07-11 2004-01-15 Eastman Kodak Company Method and apparatus for generating images used in extended range image composition
US8218625B2 (en) * 2004-04-23 2012-07-10 Dolby Laboratories Licensing Corporation Encoding, decoding and representing high dynamic range images
US7602369B2 (en) * 2004-05-04 2009-10-13 Sharp Laboratories Of America, Inc. Liquid crystal display with colored backlight
US8026894B2 (en) 2004-10-15 2011-09-27 Sharp Laboratories Of America, Inc. Methods and systems for motion adaptive backlight driving for LCD displays with area adaptive backlight
US7525528B2 (en) * 2004-11-16 2009-04-28 Sharp Laboratories Of America, Inc. Technique that preserves specular highlights
US7433514B2 (en) * 2005-07-13 2008-10-07 Canon Kabushiki Kaisha Tone mapping of high dynamic range images
US8941580B2 (en) * 2006-11-30 2015-01-27 Sharp Laboratories Of America, Inc. Liquid crystal display with area adaptive backlight
US8207931B2 (en) * 2007-05-31 2012-06-26 Hong Kong Applied Science and Technology Research Institute Company Limited Method of displaying a low dynamic range image in a high dynamic range
KR20090044292A (ko) * 2007-10-31 2009-05-07 삼성전자주식회사 표시 장치 및 이의 구동방법
JP5491702B2 (ja) * 2008-03-28 2014-05-14 株式会社東芝 画像表示装置および画像表示方法
US9571856B2 (en) * 2008-08-25 2017-02-14 Microsoft Technology Licensing, Llc Conversion operations in scalable video encoding and decoding
ES2541846T3 (es) 2008-10-14 2015-07-27 Dolby Laboratories Licensing Corporation Simulación de luz posterior a resoluciones reducidas para determinar la modulación espacial de luz para imágenes de alto rango dinámico
EP2406959B1 (en) * 2009-03-13 2015-01-14 Dolby Laboratories Licensing Corporation Layered compression of high dynamic range, visual dynamic range, and wide color gamut video
US8624824B2 (en) * 2009-03-19 2014-01-07 Sharp Laboratories Of America, Inc. Area adaptive backlight with reduced color crosstalk
JP2011013458A (ja) * 2009-07-02 2011-01-20 Panasonic Corp 液晶表示装置
US8947339B2 (en) * 2009-12-21 2015-02-03 Sharp Laboratories Of America, Inc. Noise-compensated LCD display
US9093031B2 (en) * 2010-05-28 2015-07-28 Sharp Laboratories Of America, Inc. Off axis halo mitigation using spatiotemporal dither patterns, each indexed and arranged according to index patterns with diagonal lines of constant index
WO2011163114A1 (en) * 2010-06-21 2011-12-29 Dolby Laboratories Licensing Corporation Displaying images on local-dimming displays
US8334911B2 (en) 2011-04-15 2012-12-18 Dolby Laboratories Licensing Corporation Encoding, decoding, and representing high dynamic range images
PL4421797T3 (pl) * 2011-09-27 2025-09-01 Koninklijke Philips N.V. Urządzenie i sposób do przekształcenia zakresu dynamiki obrazów
CN105787909B (zh) 2012-08-08 2018-07-20 杜比实验室特许公司 用于高动态范围图像的图像处理
CN103295194B (zh) 2013-05-15 2015-11-04 中山大学 亮度可控与细节保持的色调映射方法

Also Published As

Publication number Publication date
TW201537959A (zh) 2015-10-01
JP2017502353A (ja) 2017-01-19
JP6502947B2 (ja) 2019-04-17
CN105850129B (zh) 2019-06-14
US10003809B2 (en) 2018-06-19
US20160345017A1 (en) 2016-11-24
EP3087740A1 (en) 2016-11-02
TWI666921B (zh) 2019-07-21
WO2015097168A1 (en) 2015-07-02
CN105850129A (zh) 2016-08-10

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