KR20180084861A - 높은 동적 범위 색 변환 보정 - Google Patents

높은 동적 범위 색 변환 보정 Download PDF

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Publication number
KR20180084861A
KR20180084861A KR1020187016216A KR20187016216A KR20180084861A KR 20180084861 A KR20180084861 A KR 20180084861A KR 1020187016216 A KR1020187016216 A KR 1020187016216A KR 20187016216 A KR20187016216 A KR 20187016216A KR 20180084861 A KR20180084861 A KR 20180084861A
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KR
South Korea
Prior art keywords
dynamic range
color conversion
high dynamic
conversion correction
range color
Prior art date
Application number
KR1020187016216A
Other languages
English (en)
Other versions
KR102054092B1 (ko
Inventor
안드레이 노킨
Original Assignee
넷플릭스, 인크.
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 넷플릭스, 인크. filed Critical 넷플릭스, 인크.
Publication of KR20180084861A publication Critical patent/KR20180084861A/ko
Application granted granted Critical
Publication of KR102054092B1 publication Critical patent/KR102054092B1/ko

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Classifications

    • 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
    • H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/186—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a colour or a chrominance component
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • 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
    • 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
    • H04N9/68—Circuits for processing colour signals for controlling the amplitude of colour signals, e.g. automatic chroma control circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Ink Jet (AREA)
KR1020187016216A 2015-11-09 2016-11-09 높은 동적 범위 색 변환 보정 KR102054092B1 (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201562253098P 2015-11-09 2015-11-09
US62/253,098 2015-11-09
US201562256080P 2015-11-16 2015-11-16
US62/256,080 2015-11-16
US15/179,857 US10080005B2 (en) 2015-11-09 2016-06-10 High dynamic range color conversion correction
US15/179,857 2016-06-10
PCT/US2016/061190 WO2017083426A1 (en) 2015-11-09 2016-11-09 High dynamic range color conversion correction

Publications (2)

Publication Number Publication Date
KR20180084861A true KR20180084861A (ko) 2018-07-25
KR102054092B1 KR102054092B1 (ko) 2019-12-09

Family

ID=58668130

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020187016216A KR102054092B1 (ko) 2015-11-09 2016-11-09 높은 동적 범위 색 변환 보정

Country Status (12)

Country Link
US (2) US10080005B2 (ko)
EP (1) EP3375190B1 (ko)
JP (1) JP6719572B2 (ko)
KR (1) KR102054092B1 (ko)
CN (1) CN108476325B (ko)
AU (2) AU2016352896B2 (ko)
BR (1) BR112018009432B1 (ko)
CA (1) CA3004769C (ko)
DK (1) DK3375190T3 (ko)
MX (1) MX2018005859A (ko)
SG (1) SG11201803876UA (ko)
WO (1) WO2017083426A1 (ko)

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US10715772B2 (en) 2015-11-09 2020-07-14 Netflix, Inc. High dynamic range color conversion correction
US10080005B2 (en) 2015-11-09 2018-09-18 Netflix, Inc. High dynamic range color conversion correction
US10742986B2 (en) 2015-11-09 2020-08-11 Netflix, Inc. High dynamic range color conversion correction
JP2019047223A (ja) * 2017-08-30 2019-03-22 シャープ株式会社 変換装置、変換方法、表示装置、プログラム、および記録媒体
WO2019071046A1 (en) * 2017-10-04 2019-04-11 Netflix, Inc. HIGH DYNAMIC RANGE OF COLOR CONVERSION CORRECTION
WO2019071045A1 (en) * 2017-10-04 2019-04-11 Netflix, Inc. HIGH DYNAMIC RANGE COLORING CORRECTION
EP3718304A1 (en) 2017-12-01 2020-10-07 InterDigital VC Holdings, Inc. Processing an image
US10832613B2 (en) 2018-03-07 2020-11-10 At&T Intellectual Property I, L.P. Image format conversion using luminance-adaptive dithering
EP3591955A1 (en) * 2018-07-06 2020-01-08 InterDigital VC Holdings, Inc. Method of processing data by an iterative application of a same lut

Citations (1)

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EP2365472A2 (en) * 2004-07-29 2011-09-14 Microsoft Corporation Image processing using linear light values and other image processing improvements

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US7154557B2 (en) * 2003-02-11 2006-12-26 Texas Instruments Incorporated Joint pre-/post-processing approach for chrominance mis-alignment
US7843465B1 (en) * 2007-05-31 2010-11-30 Zoran Corporation Method and apparatus for mapping a multi-dimensional signal from one space to another space
US8089670B2 (en) * 2007-12-20 2012-01-03 Xerox Corporation Method for upsampling color correction tables, an apparatus for creating an upsampled color corretion table, and a program for upsampling color correction tables
TWI521973B (zh) * 2011-04-15 2016-02-11 杜比實驗室特許公司 高動態範圍影像的編碼、解碼及表示
CN103747162B (zh) * 2013-12-26 2016-05-04 南京洛菲特数码科技有限公司 一种用于外置拼接器或混合矩阵的图像采样方法
CN103714570A (zh) * 2013-12-30 2014-04-09 四川九洲电器集团有限责任公司 一种通过粗采样深度值加速粒子渲染算法
MX2016012130A (es) * 2014-03-19 2017-04-27 Arris Entpr Inc Codificacion escalable de secuencias de video utilizando mapeo de tonos y diferentes gamas de colores.
MY177576A (en) 2015-02-13 2020-09-21 Ericsson Telefon Ab L M Pixel pre-processing and encoding
CN112929670A (zh) * 2015-03-10 2021-06-08 苹果公司 自适应色度下采样和色彩空间转换技术
US10244245B2 (en) * 2015-06-08 2019-03-26 Qualcomm Incorporated Content-adaptive application of fixed transfer function to high dynamic range (HDR) and/or wide color gamut (WCG) video data
US20170118489A1 (en) * 2015-10-23 2017-04-27 Broadcom Corporation High Dynamic Range Non-Constant Luminance Video Encoding and Decoding Method and Apparatus
US10080005B2 (en) 2015-11-09 2018-09-18 Netflix, Inc. High dynamic range color conversion correction
AU2015275320A1 (en) 2015-12-23 2017-07-13 Canon Kabushiki Kaisha Method, apparatus and system for determining a luma value

Patent Citations (1)

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Publication number Priority date Publication date Assignee Title
EP2365472A2 (en) * 2004-07-29 2011-09-14 Microsoft Corporation Image processing using linear light values and other image processing improvements

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
"Report of Question 6/16 Visual coding", ITU-T Draft, INTERNATIONAL TELECOMMUNICATION UNION, 2015.10.23.* *

Also Published As

Publication number Publication date
CN108476325A (zh) 2018-08-31
BR112018009432A2 (pt) 2018-12-04
AU2016352896B2 (en) 2019-07-04
MX2018005859A (es) 2018-11-12
US20190014297A1 (en) 2019-01-10
CN108476325B (zh) 2021-01-26
US20170134703A1 (en) 2017-05-11
CA3004769A1 (en) 2017-05-18
KR102054092B1 (ko) 2019-12-09
AU2016352896A1 (en) 2018-05-31
DK3375190T3 (da) 2022-10-03
JP6719572B2 (ja) 2020-07-08
US10750146B2 (en) 2020-08-18
CA3004769C (en) 2020-08-04
EP3375190B1 (en) 2022-08-17
JP2018537056A (ja) 2018-12-13
US10080005B2 (en) 2018-09-18
WO2017083426A1 (en) 2017-05-18
AU2019240705A1 (en) 2019-10-24
BR112018009432B1 (pt) 2023-12-26
SG11201803876UA (en) 2018-06-28
EP3375190A1 (en) 2018-09-19

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