CN107209929B - 用于对高动态范围图像进行处理的方法和装置 - Google Patents

用于对高动态范围图像进行处理的方法和装置 Download PDF

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CN107209929B
CN107209929B CN201680008856.0A CN201680008856A CN107209929B CN 107209929 B CN107209929 B CN 107209929B CN 201680008856 A CN201680008856 A CN 201680008856A CN 107209929 B CN107209929 B CN 107209929B
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image
modulation value
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midtone
sdr
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CN107209929A (zh
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塞巴斯蒂安·拉塞尔
法布里斯·勒林内克
菲利普·博尔德斯
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InterDigital Madison Patent Holdings SAS
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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
    • G06T5/40—Image enhancement or restoration using histogram techniques
    • 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
    • G06T2207/10016—Video; Image sequence
    • 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)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Picture Signal Circuits (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
CN201680008856.0A 2015-02-06 2016-01-26 用于对高动态范围图像进行处理的方法和装置 Active CN107209929B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP15305183.4 2015-02-06
EP15305183.4A EP3054418A1 (en) 2015-02-06 2015-02-06 Method and apparatus for processing high dynamic range images
PCT/EP2016/051596 WO2016124451A1 (en) 2015-02-06 2016-01-26 Method and apparatus for processing high dynamic range images

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CN107209929A CN107209929A (zh) 2017-09-26
CN107209929B true CN107209929B (zh) 2021-05-25

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US (1) US10360666B2 (https=)
EP (2) EP3054418A1 (https=)
JP (1) JP2018512637A (https=)
KR (1) KR20170115540A (https=)
CN (1) CN107209929B (https=)
WO (1) WO2016124451A1 (https=)

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CN109417616B (zh) * 2016-08-22 2020-05-08 华为技术有限公司 用于图像处理的方法和装置
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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
CN107277399B (zh) * 2017-06-09 2020-10-20 深圳Tcl新技术有限公司 电视终端及hdr图像转为sdr的方法和计算机可读存储介质
JP7037584B2 (ja) * 2017-06-16 2022-03-16 ドルビー ラボラトリーズ ライセンシング コーポレイション 効率的なエンド・ツー・エンドシングルレイヤー逆ディスプレイマネジメント符号化
TWI650998B (zh) 2017-12-15 2019-02-11 Mstar Semiconductor, Inc. 應用在機上盒的格式轉換電路及相關的方法
US20210217151A1 (en) * 2018-08-29 2021-07-15 Tonetech Inc. Neural network trained system for producing low dynamic range images from wide dynamic range images
US11361410B2 (en) * 2018-09-24 2022-06-14 Dolby Laboratories Licensing Corporation Image denoising in SDR to HDR image conversion
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
JP2020141334A (ja) * 2019-02-28 2020-09-03 キヤノン株式会社 撮像装置及びその制御方法及びプログラム
EP3734588B1 (en) * 2019-04-30 2022-12-07 Dolby Laboratories Licensing Corp. Color appearance preservation in video codecs
US11182884B2 (en) * 2019-07-30 2021-11-23 Nvidia Corporation Enhanced high-dynamic-range imaging and tone mapping
KR102564447B1 (ko) * 2021-11-30 2023-08-08 엘지전자 주식회사 디스플레이 장치

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Publication number Publication date
CN107209929A (zh) 2017-09-26
WO2016124451A1 (en) 2016-08-11
EP3254259B1 (en) 2022-06-22
EP3054418A1 (en) 2016-08-10
US10360666B2 (en) 2019-07-23
US20190156467A1 (en) 2019-05-23
KR20170115540A (ko) 2017-10-17
JP2018512637A (ja) 2018-05-17
EP3254259A1 (en) 2017-12-13

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