CN105393525B - 创建用于对hdr图像编码的代码映射函数的方法和装置以及使用这样的编码图像的方法和装置 - Google Patents

创建用于对hdr图像编码的代码映射函数的方法和装置以及使用这样的编码图像的方法和装置 Download PDF

Info

Publication number
CN105393525B
CN105393525B CN201480040816.5A CN201480040816A CN105393525B CN 105393525 B CN105393525 B CN 105393525B CN 201480040816 A CN201480040816 A CN 201480040816A CN 105393525 B CN105393525 B CN 105393525B
Authority
CN
China
Prior art keywords
image
color
dynamic range
high dynamic
video
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CN201480040816.5A
Other languages
English (en)
Chinese (zh)
Other versions
CN105393525A (zh
Inventor
R.J.范德维勒坦
J.H.C.J.斯特斯森
J.G.R.范莫里克
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN105393525A publication Critical patent/CN105393525A/zh
Application granted granted Critical
Publication of CN105393525B publication Critical patent/CN105393525B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/10—Intensity circuits
    • 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
    • H04N1/64—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor
    • 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
    • H04N19/36—Scalability techniques involving formatting the layers as a function of picture distortion after decoding, e.g. signal-to-noise [SNR] scalability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/741—Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors
    • 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
    • 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
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/0271—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Image Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Picture Signal Circuits (AREA)
  • Facsimile Image Signal Circuits (AREA)
CN201480040816.5A 2013-07-18 2014-06-30 创建用于对hdr图像编码的代码映射函数的方法和装置以及使用这样的编码图像的方法和装置 Active CN105393525B (zh)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US201361847608P 2013-07-18 2013-07-18
US61/847608 2013-07-18
EP13185742 2013-09-24
EP13185742.7 2013-09-24
EP14156184 2014-02-21
EP14156184.5 2014-02-21
US201461986255P 2014-04-30 2014-04-30
US61/986255 2014-04-30
US201461990138P 2014-05-08 2014-05-08
US61/990138 2014-05-08
PCT/EP2014/063815 WO2015007505A1 (en) 2013-07-18 2014-06-30 Methods and apparatuses for creating code mapping functions for encoding an hdr image, and methods and apparatuses for use of such encoded images

Publications (2)

Publication Number Publication Date
CN105393525A CN105393525A (zh) 2016-03-09
CN105393525B true CN105393525B (zh) 2019-04-12

Family

ID=52345764

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480040816.5A Active CN105393525B (zh) 2013-07-18 2014-06-30 创建用于对hdr图像编码的代码映射函数的方法和装置以及使用这样的编码图像的方法和装置

Country Status (7)

Country Link
US (1) US10194162B2 (OSRAM)
EP (1) EP3022895B1 (OSRAM)
JP (2) JP6368365B2 (OSRAM)
CN (1) CN105393525B (OSRAM)
PL (1) PL3022895T3 (OSRAM)
RU (1) RU2670782C9 (OSRAM)
WO (1) WO2015007505A1 (OSRAM)

Families Citing this family (97)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170064156A1 (en) * 2014-02-25 2017-03-02 Thomson Licensing Method for generating a bitstream relative to image/video signal, bitstream carrying specific information data and method for obtaining such specific information
DE112015000959T5 (de) 2014-02-25 2016-11-17 Apple Inc. Adaptive Videoverarbeitung
PL3324629T3 (pl) 2014-05-28 2019-11-29 Koninklijke Philips Nv Sposoby i urządzenia do kodowania obrazów hdr oraz sposoby i urządzenia do wykorzystania tak zakodowanych obrazów
WO2015190044A1 (ja) 2014-06-10 2015-12-17 パナソニックＩｐマネジメント株式会社 表示システム、表示方法および表示装置
JP5914902B1 (ja) * 2014-06-10 2016-05-11 パナソニックＩｐマネジメント株式会社 変換方法および変換装置
JP6566320B2 (ja) * 2014-06-27 2019-08-28 パナソニックＩｐマネジメント株式会社 データ出力装置及びデータ出力方法
EP2977958A1 (en) * 2014-07-22 2016-01-27 Thomson Licensing Method and apparatus for processing image data
US10609327B2 (en) * 2014-12-29 2020-03-31 Sony Corporation Transmission device, transmission method, reception device, and reception method
US9558538B2 (en) * 2015-01-09 2017-01-31 Vixs Systems, Inc. Dynamic range converter with frame by frame adaptation and methods for use therewith
US9560330B2 (en) * 2015-01-09 2017-01-31 Vixs Systems, Inc. Dynamic range converter with reconfigurable architecture and methods for use therewith
US9544560B2 (en) * 2015-01-09 2017-01-10 Vixs Systems, Inc. Dynamic range converter with generic architecture and methods for use therewith
US9860504B2 (en) 2015-01-09 2018-01-02 Vixs Systems, Inc. Color gamut mapper for dynamic range conversion and methods for use therewith
US9589313B2 (en) * 2015-01-09 2017-03-07 Vixs Systems, Inc. Dynamic range converter with pipelined architecture and methods for use therewith
EP3051823A1 (en) * 2015-01-27 2016-08-03 Thomson Licensing Methods, systems and aparatus for electro-optical and opto-electrical conversion of images and video
KR102631484B1 (ko) * 2015-01-27 2024-01-30 인터디지털 매디슨 페턴트 홀딩스 에스에이에스 이미지들 및 비디오의 전기-광학 및 광-전기 변환을 위한 방법들, 시스템들 및 장치
GB2534929A (en) * 2015-02-06 2016-08-10 British Broadcasting Corp Method and apparatus for conversion of HDR signals
JP6834939B2 (ja) 2015-02-17 2021-02-24 ソニー株式会社 送信装置、送信方法、受信装置および受信方法
JP6702300B2 (ja) * 2015-03-05 2020-06-03 ソニー株式会社 送信装置、送信方法、受信装置および受信方法
WO2016145243A1 (en) * 2015-03-10 2016-09-15 Apple Inc. Adaptive chroma downsampling and color space conversion techniques
US20180070091A1 (en) * 2015-04-10 2018-03-08 Telefonaktiebolaget Lm Ericsson (Publ) Improved Compression in High Dynamic Range Video
EP3304881B1 (en) 2015-06-05 2022-08-10 Apple Inc. Rendering and displaying high dynamic range content
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
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
GB2539917B (en) * 2015-06-30 2021-04-07 British Broadcasting Corp Method and apparatus for conversion of HDR signals
EP3119086A1 (en) * 2015-07-17 2017-01-18 Thomson Licensing Methods and devices for encoding/decoding videos
US12413731B2 (en) 2015-07-22 2025-09-09 Arris Enterprises Llc System for coding high dynamic range and wide color gamut sequences
US10116938B2 (en) * 2015-07-22 2018-10-30 Arris Enterprises Llc System for coding high dynamic range and wide color gamut sequences
AU2015207818A1 (en) * 2015-07-28 2017-02-16 Canon Kabushiki Kaisha Method, apparatus and system for encoding video data for selected viewing conditions
EP3131284A1 (en) 2015-08-13 2017-02-15 Thomson Licensing Methods, systems and aparatus for hdr to hdr inverse tone mapping
US10687080B2 (en) * 2015-08-28 2020-06-16 Arris Enterprises Llc Color volume transforms in coding of high dynamic range and wide color gamut sequences
EP3142002A1 (en) 2015-09-09 2017-03-15 Red.Com, Inc. Motion video output for multiple displays
US10129558B2 (en) * 2015-09-21 2018-11-13 Qualcomm Incorporated Supplement enhancement information (SEI) messages for high dynamic range and wide color gamut video coding
US10244249B2 (en) 2015-09-21 2019-03-26 Qualcomm Incorporated Fixed point implementation of range adjustment of components in video coding
US10200690B2 (en) * 2015-09-22 2019-02-05 Qualcomm Incorporated Video decoder conformance for high dynamic range (HDR) video coding using a core video standard
EP3355300B1 (en) * 2015-09-25 2021-09-29 Sony Group Corporation Image processing device and image processing method
US10283032B2 (en) * 2015-10-07 2019-05-07 Samsung Display Co., Ltd. Integrated circuit for nonlinear data encoding
JP6990179B2 (ja) * 2015-10-28 2022-01-12 インターデジタル ヴイシー ホールディングス， インコーポレイテッド 共通の情報データセットによって駆動される候補プロセスセットから、ビデオデータに適用されるプロセスを選択するための方法及び装置
JP6624889B2 (ja) * 2015-10-30 2019-12-25 キヤノン株式会社 映像処理装置、映像処理方法、及び映像処理プログラム
EP3364654B1 (en) * 2015-12-15 2021-03-03 Huawei Technologies Co., Ltd. High dynamic range image processing method and apparatus
EP3182691B1 (en) * 2015-12-17 2018-10-31 Thomson Licensing Method of encoding raw color coordinates provided by a camera representing colors of a scene having two different illuminations
CN108431886B (zh) * 2015-12-21 2021-07-20 皇家飞利浦有限公司 针对特定显示器优化高动态范围图像
AU2015275320A1 (en) * 2015-12-23 2017-07-13 Canon Kabushiki Kaisha Method, apparatus and system for determining a luma value
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
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
WO2017129793A1 (en) * 2016-01-28 2017-08-03 Koninklijke Philips N.V. Encoding and decoding hdr videos
WO2017135673A1 (ko) * 2016-02-01 2017-08-10 엘지전자 주식회사 방송 신호 송신 장치, 방송 신호 수신 장치, 방송 신호 송신 방법, 및 방송 신호 수신 방법
EP3214600B1 (en) * 2016-03-04 2019-02-06 Aptiv Technologies Limited Method for processing high dynamic range (hdr) data from a nonlinear camera
CN108781246B (zh) * 2016-03-14 2021-05-28 皇家飞利浦有限公司 用于动态范围映射的饱和度处理指定
MX386571B (es) 2016-03-18 2025-03-19 Koninklijke Philips Nv Codificación y decodificación de videos de alto intervalo dinámico (hdr).
CN109219961B (zh) * 2016-03-18 2023-07-04 皇家飞利浦有限公司 对hdr视频进行编码和解码的方法和装置
US10699391B2 (en) 2016-04-29 2020-06-30 Disney Enterprises, Inc. Dynamic range expansion highlight information restoration
EP3242482A1 (en) * 2016-05-04 2017-11-08 Thomson Licensing Method and apparatus for encoding/decoding a high dynamic range picture into a coded bitstream
KR102385726B1 (ko) * 2016-05-04 2022-04-12 인터디지털 브이씨 홀딩스 인코포레이티드 하이 다이내믹 레인지 화상을 코딩된 비트스트림으로 인코딩/디코딩하기 위한 방법 및 장치
US12108091B2 (en) 2016-05-16 2024-10-01 Zte Corporation Media data processing method, apparatus and system
KR102488954B1 (ko) * 2016-05-16 2023-01-16 엘지전자 주식회사 영상 처리 장치 및 그의 영상 처리 방법
CN107395950B (zh) * 2016-05-16 2021-11-09 西安电子科技大学 媒体数据处理方法和装置及系统
WO2018003667A1 (ja) * 2016-06-28 2018-01-04 シャープ株式会社 送信装置、受信装置、および表示装置
US10242435B2 (en) * 2016-09-07 2019-03-26 Gvbb Holdings S.A.R.L. High dynamic range processing
WO2018055945A1 (ja) * 2016-09-20 2018-03-29 ソニー株式会社 映像信号処理装置、映像信号処理方法および映像信号処理システム
CN107995497B (zh) * 2016-10-26 2021-05-28 杜比实验室特许公司 高动态范围视频的屏幕自适应解码
KR102554379B1 (ko) * 2016-10-31 2023-07-11 엘지디스플레이 주식회사 하이 다이나믹 레인지 영상 처리 방법 및 영상 처리 모듈과 그를 이용한 표시 장치
PL3559901T3 (pl) * 2017-02-15 2020-11-16 Dolby Laboratories Licensing Corporation Odwzorowywanie krzywej tonalnej dla obrazów o wysokim zakresie dynamiki
EP3367658A1 (en) 2017-02-24 2018-08-29 Thomson Licensing Method and device for reconstructing an hdr image
CN107343203B (zh) * 2017-05-22 2020-01-17 上海大学 基于open-exr图像的jpeg无损压缩方法
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
CN107590780B (zh) * 2017-08-09 2023-01-20 深圳Tcl新技术有限公司 图像显示方法、终端及计算机可读存储介质
EP3451677A1 (en) * 2017-09-05 2019-03-06 Koninklijke Philips N.V. Graphics-safe hdr image luminance re-grading
US10609372B2 (en) * 2017-09-29 2020-03-31 Dolby Laboratories Licensing Corporation Up-conversion to content adaptive perceptual quantization video signals
KR102537993B1 (ko) * 2017-10-31 2023-06-01 삼성디스플레이 주식회사 표시 장치의 블랙 데이터 설정 방법 및 이를 채용한 표시 장치
US10972767B2 (en) * 2017-11-01 2021-04-06 Realtek Semiconductor Corp. Device and method of handling multiple formats of a video sequence
EP3496028A1 (en) 2017-12-08 2019-06-12 Koninklijke Philips N.V. Improved high dynamic range video color remapping
EP3525463A1 (en) * 2018-02-13 2019-08-14 Koninklijke Philips N.V. System for handling multiple hdr video formats
US11153579B2 (en) * 2018-03-23 2021-10-19 Qualcomm Incorporated Deriving dynamic range adjustment (DRA) parameters for video coding
US10917583B2 (en) * 2018-04-27 2021-02-09 Apple Inc. Standard and high dynamic range display systems and methods for high dynamic range displays
EP3588964A1 (en) * 2018-06-26 2020-01-01 InterDigital VC Holdings, Inc. Metadata translation in hdr distribution
CN112400324B (zh) * 2018-07-20 2024-10-15 交互数字Vc控股公司 用于处理视频信号的方法和装置
US20200045341A1 (en) * 2018-07-31 2020-02-06 Ati Technologies Ulc Effective electro-optical transfer function encoding for limited luminance range displays
DE112019004456T5 (de) * 2018-09-05 2021-06-02 Koninklijke Philips N.V. Mehrbereichs-hdr-videocodierung
US11430095B2 (en) * 2018-09-19 2022-08-30 Dolby Laboratories Licensing Corporation Automatic display management metadata generation for gaming and/or SDR+ contents
EP3672254A1 (en) * 2018-12-21 2020-06-24 InterDigital VC Holdings, Inc. Decoding an image
KR102575261B1 (ko) * 2019-05-16 2023-09-06 주식회사 엘엑스세미콘 주위조도에 따라 영상의 밝기를 조절하는 디스플레이 구동장치 및 구동방법
EP3764346A1 (en) * 2019-07-09 2021-01-13 Koninklijke Philips N.V. Adjustment of display optimization behaviour for hdr images
JP7574277B2 (ja) * 2019-07-30 2024-10-28 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 電気－光伝達関数変換及び信号適法化
MX2022013193A (es) * 2020-04-21 2023-01-04 Dolby Laboratories Licensing Corp Funciones de remodelacion para imagenes hdr con restricciones de continuidad y reversibilidad.
KR102727392B1 (ko) * 2020-05-08 2024-11-06 후아웨이 테크놀러지 컴퍼니 리미티드 톤 매핑 곡선 파라미터를 결정하기 위한 인코더, 디코더, 시스템, 및 방법
CN111970564B (zh) * 2020-08-26 2023-03-24 展讯通信（上海）有限公司 Hdr视频显示处理的优化方法及装置、存储介质、终端
EP4086844A1 (en) 2021-05-07 2022-11-09 Koninklijke Philips N.V. Display-optimized hdr video contrast adaptation
EP4086843A1 (en) 2021-05-07 2022-11-09 Koninklijke Philips N.V. Display-optimized hdr video contrast adaptation
EP4086841A1 (en) 2021-05-07 2022-11-09 Koninklijke Philips N.V. Display-optimized ambient light hdr video adaptation
EP4086842A1 (en) 2021-05-07 2022-11-09 Koninklijke Philips N.V. Content-optimized ambient light hdr video adaptation
CN113676773B (zh) * 2021-08-16 2023-11-14 广州虎牙信息科技有限公司 一种视频播放方法、系统、装置、计算机设备和存储介质
US20250054204A1 (en) * 2021-10-01 2025-02-13 Dolby Laboratories Licensing Corporation Encoding and decoding multiple-intent images and video using metadata
CN116805992B (zh) * 2022-03-15 2024-04-19 荣耀终端有限公司 生成对数曲线的方法、设备和存储介质
EP4415343A1 (en) 2023-02-08 2024-08-14 Koninklijke Philips N.V. Hdr out of gamut adjusted tone mapping
CN117251828B (zh) * 2023-08-03 2025-08-26 山西航天清华装备有限责任公司 一种d-t曝光曲线的数学建模方法
WO2025036421A1 (zh) * 2023-08-15 2025-02-20 华为技术有限公司 图像显示方法及装置
CN117523153B (zh) * 2024-01-08 2024-03-26 中国核动力研究设计院 一种堆芯数据的三维可视化方法及装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1227661A2 (en) * 2001-01-24 2002-07-31 Eastman Kodak Company Method and apparatus for generating and storing extended dynamic range digital images
US20070076971A1 (en) * 2005-09-30 2007-04-05 Nokia Corporation Compression of images for computer graphics
CN102341825A (zh) * 2009-03-03 2012-02-01 微软公司 图像的多模式色调映射
CN102349290A (zh) * 2009-03-10 2012-02-08 杜比实验室特许公司 扩展动态范围和扩展维数图像信号转换

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6335983B1 (en) 1998-09-28 2002-01-01 Eastman Kodak Company Representing an extended color gamut digital image in a limited color gamut color space
US7308135B2 (en) 2004-01-14 2007-12-11 Eastman Kodak Company Constructing extended color gamut digital images from limited color gamut digital images
BRPI0509542A (pt) 2004-03-31 2007-09-18 Exxonmobil Upstream Res Co método para a predição de propriedades de um corpo sedimentar compósito em um reservatório de subsuperfìcie
US8218625B2 (en) * 2004-04-23 2012-07-10 Dolby Laboratories Licensing Corporation Encoding, decoding and representing high dynamic range images
EP2320653B1 (en) * 2006-01-23 2015-09-02 Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V. High dynamic range codecs
US8135230B2 (en) * 2007-07-30 2012-03-13 Dolby Laboratories Licensing Corporation Enhancing dynamic ranges of images
GB0816768D0 (en) 2008-09-12 2008-10-22 Pandora Int Ltd Colour editing
WO2012127401A1 (en) 2011-03-24 2012-09-27 Koninklijke Philips Electronics N.V. Apparatuses and methods for analyzing image gradings
CN103891294B (zh) * 2011-04-28 2017-09-01 皇家飞利浦有限公司 用于hdr图像编码和解码的装置与方法
JP5992997B2 (ja) * 2011-04-28 2016-09-14 コーニンクレッカ フィリップス エヌ ヴェＫｏｎｉｎｋｌｉｊｋｅ Ｐｈｉｌｉｐｓ Ｎ．Ｖ． 映像符号化信号を発生する方法及び装置
RU2761120C2 (ru) * 2011-09-27 2021-12-06 Конинклейке Филипс Н.В. Устройство и способ для преобразования динамического диапазона изображений
CN104471939B (zh) * 2012-07-13 2018-04-24 皇家飞利浦有限公司 改进的hdr图像编码和解码方法和设备
WO2014056679A1 (en) 2012-10-08 2014-04-17 Koninklijke Philips N.V. Luminance changing image processing with color constraints
PL3022902T3 (pl) 2013-07-16 2020-06-29 Koninklijke Philips N.V. Sposób i urządzenie do tworzenia funkcji eotf dla uniwersalnego odwzorowywania kodu dla obrazu hdr

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1227661A2 (en) * 2001-01-24 2002-07-31 Eastman Kodak Company Method and apparatus for generating and storing extended dynamic range digital images
US20070076971A1 (en) * 2005-09-30 2007-04-05 Nokia Corporation Compression of images for computer graphics
CN102341825A (zh) * 2009-03-03 2012-02-01 微软公司 图像的多模式色调映射
CN102349290A (zh) * 2009-03-10 2012-02-08 杜比实验室特许公司 扩展动态范围和扩展维数图像信号转换

Also Published As

Publication number Publication date
CN105393525A (zh) 2016-03-09
JP2016533071A (ja) 2016-10-20
RU2016105156A (ru) 2017-08-23
EP3022895A1 (en) 2016-05-25
US10194162B2 (en) 2019-01-29
JP6368365B2 (ja) 2018-08-01
JP6596125B2 (ja) 2019-10-23
RU2670782C9 (ru) 2018-11-23
JP2018186545A (ja) 2018-11-22
US20160165256A1 (en) 2016-06-09
RU2670782C2 (ru) 2018-10-25
RU2016105156A3 (OSRAM) 2018-05-18
EP3022895B1 (en) 2019-03-13
WO2015007505A1 (en) 2015-01-22
PL3022895T3 (pl) 2019-09-30

Similar Documents

Publication Publication Date Title
CN105393525B (zh) 创建用于对hdr图像编码的代码映射函数的方法和装置以及使用这样的编码图像的方法和装置
RU2686642C2 (ru) Способы и устройства для кодирования hdr-изображений
JP6700322B2 (ja) 改善されたｈｄｒイメージ符号化及び復号化方法、装置
JP6382805B2 (ja) 改良されたｈｄｒ画像符号化及び復号方法並びに装置
CN103119936B (zh) 用于图像的改进的编码的设备和方法
KR102014127B1 (ko) Ｈｄｒ 이미지 인코딩 및 디코딩을 위한 밝기 영역-기반 장치들 및 방법들
JP6495552B2 (ja) 画像及びビデオのためのダイナミックレンジ符号化
US10750173B2 (en) Encoding and decoding HDR videos
JP6396596B2 (ja) 色彩恒常性を有するルミナンス変更画像処理
EP3399497A1 (en) Optimizing decoded high dynamic range image saturation
CN109219961A (zh) 对hdr视频进行编码和解码
CN111699507B (zh) 一种发光亮度处理器及方法、高动态范围视频编码器、解码器及编码系统
KR20180119684A (ko) Hdr 비디오의 인코딩 및 디코딩
CN106464892A (zh) 用于对hdr图像进行编码的方法和装置以及用于使用这样的编码图像的方法和装置
JP2014518030A (ja) Ｈｄｒ画像を符号化及び復号化するための装置及び方法
JP7705843B2 (ja) Ｈｄｒ画像のための表示最適化挙動の調節
JP2019506817A (ja) 複数のｈｄｒ画像ソースの処理
EP4657423A1 (en) Visual asset state-dependent coordinated luminance processing
EP4607918A1 (en) Improved encoding and decoding for images
ES2728053T3 (es) Métodos y aparatos para crear funciones de mapeo de códigos para codificar una imagen HDR, y métodos y aparatos para el uso de tales imágenes codificadas
KR102279842B1 (ko) Hdr 이미지 인코딩 방법 및 장치

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant