CN109118436B - 图像色调适配方法及相应的电子设备和存储介质 - Google Patents

图像色调适配方法及相应的电子设备和存储介质 Download PDF

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CN109118436B
CN109118436B CN201810640815.4A CN201810640815A CN109118436B CN 109118436 B CN109118436 B CN 109118436B CN 201810640815 A CN201810640815 A CN 201810640815A CN 109118436 B CN109118436 B CN 109118436B
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dynamic range
ldr
hdr
low
image
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CN109118436A (zh
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洛朗·科万
塔妮娅·泡利
乔纳森·克维克
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InterDigital VC Holdings Inc
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InterDigital VC Holdings Inc
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20024—Filtering details
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Processing Of Color Television Signals (AREA)
CN201810640815.4A 2017-06-23 2018-06-20 图像色调适配方法及相应的电子设备和存储介质 Active CN109118436B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17305778.7A EP3418972A1 (en) 2017-06-23 2017-06-23 Method for tone adapting an image to a target peak luminance lt of a target display device
EP17305778.7 2017-06-23

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CN109118436A CN109118436A (zh) 2019-01-01
CN109118436B true CN109118436B (zh) 2023-11-03

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US (1) US10510140B2 (enExample)
EP (2) EP3418972A1 (enExample)
JP (1) JP7141862B2 (enExample)
KR (1) KR102475139B1 (enExample)
CN (1) CN109118436B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3477946A1 (en) * 2017-10-31 2019-05-01 Thomson Licensing Method and device for obtaining a second image from a first image when the dynamic range of the luminance of said first image is greater than the dynamic range of the luminance of said second image
CN110223256A (zh) * 2019-06-10 2019-09-10 北京大学深圳研究生院 一种逆色调映射方法、装置及电子设备
EP3764346A1 (en) * 2019-07-09 2021-01-13 Koninklijke Philips N.V. Adjustment of display optimization behaviour for hdr images
EP4115383B1 (en) * 2020-03-02 2025-10-29 InterDigital CE Patent Holdings, SAS Method and apparatus for inverse tone mapping
JP7744937B2 (ja) * 2020-06-26 2025-09-26 インターディジタル・シーイー・パテント・ホールディングス・ソシエテ・パ・アクシオンス・シンプリフィエ 適応型輝点減衰を伴う逆トーンマッピング
KR102564447B1 (ko) * 2021-11-30 2023-08-08 엘지전자 주식회사 디스플레이 장치
CN118175246A (zh) * 2022-12-09 2024-06-11 荣耀终端有限公司 处理视频的方法、显示设备及存储介质

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009015483A1 (en) * 2007-07-30 2009-02-05 Dolby Laboratories Licensing Corporation Enhancing dynamic ranges of images
CN103781425A (zh) * 2011-10-20 2014-05-07 日立阿洛卡医疗株式会社 超声波摄像装置以及方法
CN104408752A (zh) * 2014-12-11 2015-03-11 西安电子科技大学 一种基于混合色调映射算法的高动态范围图像压缩方法
WO2015096955A1 (en) * 2013-12-27 2015-07-02 Thomson Licensing Method for inverse tone mapping of an image
CN104881854A (zh) * 2015-05-20 2015-09-02 天津大学 基于梯度和亮度信息的高动态范围图像融合方法
EP2958075A1 (en) * 2014-06-20 2015-12-23 Thomson Licensing Method and apparatus for dynamic range expansion of LDR video sequence
CN106060414A (zh) * 2015-04-09 2016-10-26 汤姆逊许可公司 生成、编码或解码具有第一动态范围的图像的方法和设备

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0719548B1 (pt) 2006-11-27 2020-02-04 Dolby Laboratories Licensing Corp método, executado por um ou mais processadores, para aumentar a gama dinâmica dos dados de imagem originais, e, aparelho para expandir a gama dinâmica de dados de imagem originais
US9571856B2 (en) 2008-08-25 2017-02-14 Microsoft Technology Licensing, Llc Conversion operations in scalable video encoding and decoding
EP2498499B1 (en) 2011-03-08 2018-04-18 Dolby Laboratories Licensing Corporation Interpolation of color gamut for display on target display
EP2684365A1 (en) 2011-03-10 2014-01-15 Dolby Laboratories Licensing Corporation Bitdepth and color scalable video coding
AU2012313936B2 (en) 2011-09-27 2017-06-29 Koninklijke Philips N.V. Apparatus and method for dynamic range transforming of images
EP3072288B1 (en) 2013-11-22 2019-06-12 Dolby Laboratories Licensing Corporation Methods and systems for inverse tone mapping
PL3231174T3 (pl) 2014-12-11 2021-03-08 Koninklijke Philips N.V. Optymalizacja obrazów o wysokim zakresie dynamiki dla konkretnych wyświetlaczy
WO2017032822A1 (en) 2015-08-25 2017-03-02 Thomson Licensing Inverse tone mapping based on luminance zones
EP3136736A1 (en) 2015-08-25 2017-03-01 Thomson Licensing Method for inverse tone mapping of a sequence of images
KR102523505B1 (ko) 2015-08-31 2023-04-18 인터디지털 매디슨 페턴트 홀딩스 에스에이에스 역 톤 매핑을 위한 방법 및 장치
WO2017190786A1 (en) * 2016-05-04 2017-11-09 1/1Thomson Licensing Optimized content-adaptive inverse tone mapping for low to high dynamic range conversion

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009015483A1 (en) * 2007-07-30 2009-02-05 Dolby Laboratories Licensing Corporation Enhancing dynamic ranges of images
CN103781425A (zh) * 2011-10-20 2014-05-07 日立阿洛卡医疗株式会社 超声波摄像装置以及方法
WO2015096955A1 (en) * 2013-12-27 2015-07-02 Thomson Licensing Method for inverse tone mapping of an image
CN105850114A (zh) * 2013-12-27 2016-08-10 汤姆逊许可公司 用于图像的逆色调映射的方法
EP2958075A1 (en) * 2014-06-20 2015-12-23 Thomson Licensing Method and apparatus for dynamic range expansion of LDR video sequence
CN104408752A (zh) * 2014-12-11 2015-03-11 西安电子科技大学 一种基于混合色调映射算法的高动态范围图像压缩方法
CN106060414A (zh) * 2015-04-09 2016-10-26 汤姆逊许可公司 生成、编码或解码具有第一动态范围的图像的方法和设备
CN104881854A (zh) * 2015-05-20 2015-09-02 天津大学 基于梯度和亮度信息的高动态范围图像融合方法

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KR20190000811A (ko) 2019-01-03
KR102475139B1 (ko) 2022-12-07
CN109118436A (zh) 2019-01-01
US20180374202A1 (en) 2018-12-27
JP7141862B2 (ja) 2022-09-26
JP2019008789A (ja) 2019-01-17
EP3418973A1 (en) 2018-12-26
EP3418972A1 (en) 2018-12-26
EP3418973B1 (en) 2022-01-12
US10510140B2 (en) 2019-12-17

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