IN2015KN02510A - - Google Patents

Info

Publication number
IN2015KN02510A
IN2015KN02510A IN2510KON2015A IN2015KN02510A IN 2015KN02510 A IN2015KN02510 A IN 2015KN02510A IN 2510KON2015 A IN2510KON2015 A IN 2510KON2015A IN 2015KN02510 A IN2015KN02510 A IN 2015KN02510A
Authority
IN
India
Prior art keywords
display
dynamic range
tone mapped
image
intensity
Prior art date
Application number
Other languages
English (en)
Inventor
Robin Atkins
Timo Kunkel
Thaddeus Beier
Tao Chen
Original Assignee
Dolby Lab Licensing Corp
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 Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp
Publication of IN2015KN02510A publication Critical patent/IN2015KN02510A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • 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
    • G09G3/2003—Display of colours
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • 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
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/13—Edge detection
    • 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
    • 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
    • G06T2207/20016—Hierarchical, coarse-to-fine, multiscale or multiresolution image processing; Pyramid transform
    • 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
    • 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
    • G09G2340/06—Colour space transformation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computer Hardware Design (AREA)
  • Image Processing (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Image Communication Systems (AREA)
  • Facsimile Image Signal Circuits (AREA)
IN2510KON2015 2013-02-21 2014-02-13 IN2015KN02510A (https=)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361767380P 2013-02-21 2013-02-21
US201361810104P 2013-04-09 2013-04-09
PCT/US2014/016304 WO2014130343A2 (en) 2013-02-21 2014-02-13 Display management for high dynamic range video

Publications (1)

Publication Number Publication Date
IN2015KN02510A true IN2015KN02510A (https=) 2015-09-11

Family

ID=50190800

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2510KON2015 IN2015KN02510A (https=) 2013-02-21 2014-02-13

Country Status (12)

Country Link
US (1) US10540920B2 (https=)
EP (1) EP2959682B1 (https=)
JP (1) JP6367839B2 (https=)
KR (1) KR102157032B1 (https=)
CN (1) CN105009580B (https=)
BR (1) BR112015020009B1 (https=)
ES (1) ES2708954T3 (https=)
IN (1) IN2015KN02510A (https=)
MX (1) MX346011B (https=)
RU (1) RU2647636C2 (https=)
WO (1) WO2014130343A2 (https=)
ZA (1) ZA201505647B (https=)

Families Citing this family (164)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11146803B2 (en) 2013-03-11 2021-10-12 Dolby Laboratories Licensing Corporation Distribution of multi-format high dynamic range video using layered coding
US9584811B2 (en) 2013-06-17 2017-02-28 Dolby Laboratories Licensing Corporation Adaptive reshaping for layered coding of enhanced dynamic range signals
TWI625719B (zh) * 2013-08-23 2018-06-01 Sony Corp 信號產生裝置、電腦可讀取媒體、信號產生方法及圖像顯示裝置
EP3055993B1 (en) * 2013-10-10 2020-03-18 Dolby Laboratories Licensing Corp. Displaying dci and other content on an enhanced dynamic range projector
CN105723711B (zh) 2013-11-12 2019-05-07 杜比实验室特许公司 高动态范围视频编码中的预抖动方法、装置及存储介质
EP2989793B1 (en) 2013-11-13 2017-04-05 Dolby Laboratories Licensing Corporation Workflow for content creation and guided display management of enhanced dynamic range video
US9538155B2 (en) 2013-12-04 2017-01-03 Dolby Laboratories Licensing Corporation Decoding and display of high dynamic range video
US10419767B2 (en) * 2014-02-21 2019-09-17 Koninklijke Philips N.V. Encoding video with the luminances of the pixel colors converted into lumas with a predetermined code allocation and decoding the video
US9584786B2 (en) 2014-03-05 2017-02-28 Dolby Laboratories Licensing Corporation Graphics blending for high dynamic range video
US9230338B2 (en) 2014-03-05 2016-01-05 Dolby Laboratories Licensing Corporation Graphics blending for high dynamic range video
GB201410635D0 (en) * 2014-06-13 2014-07-30 Univ Bangor Improvements in and relating to the display of images
EP3163890B1 (en) * 2014-06-26 2020-08-05 Panasonic Intellectual Property Management Co., Ltd. Data output device, data output method, and data generation method
US9613407B2 (en) * 2014-07-03 2017-04-04 Dolby Laboratories Licensing Corporation Display management for high dynamic range video
JP2016058848A (ja) * 2014-09-08 2016-04-21 ソニー株式会社 画像処理装置及び画像処理方法
RU2648634C1 (ru) * 2014-09-26 2018-03-26 Долби Лабораторис Лайсэнзин Корпорейшн Кодирование и декодирование перцепционно квантованного видеосодержимого
TWI512682B (zh) * 2014-09-30 2015-12-11 廣達電腦股份有限公司 影像處理系統及色彩飽和度補償方法
US9729801B2 (en) 2014-10-02 2017-08-08 Dolby Laboratories Licensing Corporation Blending images using mismatched source and display electro-optical transfer functions
WO2016069459A1 (en) 2014-10-27 2016-05-06 Dolby Laboratories Licensing Corporation Content mapping using extended color range
US9369739B2 (en) * 2014-10-28 2016-06-14 Avid Technology, Inc. Preserving dynamic range precision in integer image formats
US10063824B2 (en) * 2014-11-05 2018-08-28 Apple Inc. Mapping image/video content to target display devices with variable brightness levels and/or viewing conditions
US10277783B2 (en) 2014-11-14 2019-04-30 Samsung Electronics Co., Ltd. Method and device for image display based on metadata, and recording medium therefor
JP6601729B2 (ja) * 2014-12-03 2019-11-06 パナソニックＩｐマネジメント株式会社 データ生成方法、データ再生方法、データ生成装置及びデータ再生装置
JP6362793B2 (ja) * 2015-01-19 2018-07-25 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 ハイダイナミックレンジ映像のためのディスプレイマネジメント
EP3251366B1 (en) 2015-01-27 2024-01-10 InterDigital Madison Patent Holdings, SAS Methods and apparatus for electro-optical and opto-electrical conversion of images and video
CN104618700B (zh) * 2015-01-29 2017-01-18 电子科技大学 一种彩色高动态范围图像增强显示的方法
WO2016120354A1 (en) 2015-01-30 2016-08-04 Thomson Licensing Method and device for matching colors between color pictures of different dynamic range
GB2534929A (en) * 2015-02-06 2016-08-10 British Broadcasting Corp Method and apparatus for conversion of HDR signals
WO2016154336A1 (en) 2015-03-25 2016-09-29 Dolby Laboratories Licensing Corporation Chroma subsampling and gamut reshaping
US10735755B2 (en) 2015-04-21 2020-08-04 Arris Enterprises Llc Adaptive perceptual mapping and signaling for video coding
EP3272120B1 (en) * 2015-04-21 2022-06-15 ARRIS Enterprises LLC Adaptive perceptual mapping and signaling for video coding
US10484684B2 (en) 2015-04-22 2019-11-19 Dolby Laboratories Licensing Corporation Signal reshaping and coding in the IPT-PQ color space
WO2016181819A1 (ja) * 2015-05-12 2016-11-17 ソニー株式会社 画像処理装置、および画像処理方法、並びにプログラム
CN112492307B (zh) * 2015-05-21 2023-02-07 瑞典爱立信有限公司 像素预处理和编码的方法、装置和计算机可读存储介质
US10165198B2 (en) * 2015-06-02 2018-12-25 Samsung Electronics Co., Ltd. Dual band adaptive tone mapping
EP3304881B1 (en) 2015-06-05 2022-08-10 Apple Inc. Rendering and displaying high dynamic range content
WO2016199409A1 (en) * 2015-06-07 2016-12-15 Sharp Kabushiki Kaisha Systems and methods for optimizing video coding based on a luminance transfer function or video color component values
US10397585B2 (en) 2015-06-08 2019-08-27 Qualcomm Incorporated Processing high dynamic range and wide color gamut video data for video coding
US10284863B2 (en) 2015-06-08 2019-05-07 Qualcomm Incorporated Adaptive constant-luminance approach for high dynamic range and wide color gamut video coding
US10043487B2 (en) 2015-06-24 2018-08-07 Samsung Electronics Co., Ltd. Apparatus and method for split screen display on mobile device
US10007412B2 (en) 2015-06-24 2018-06-26 Samsung Electronics Co., Ltd. Tone mastering system with creative intent metadata
WO2017003525A1 (en) * 2015-06-30 2017-01-05 Dolby Laboratories Licensing Corporation Real-time content-adaptive perceptual quantizer for high dynamic range images
CN107852511B (zh) 2015-07-16 2020-09-22 杜比实验室特许公司 用于hdr和宽色域信号的信号整形和编码
US10575005B2 (en) 2015-07-22 2020-02-25 Dolby Laboratories Licensing Corporation Video coding and delivery with both spatial and dynamic range scalability
JP6844539B2 (ja) 2015-07-31 2021-03-17 ソニー株式会社 映像信号処理装置および映像信号処理方法、ならびに表示装置
JP6320440B2 (ja) 2015-08-04 2018-05-09 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 ハイダイナミックレンジ信号のための信号再構成
US10140694B2 (en) * 2015-08-31 2018-11-27 Lg Electronics Inc. Image display apparatus
KR102140083B1 (ko) 2015-09-23 2020-07-31 애리스 엔터프라이지즈 엘엘씨 높은 동적 범위 및 넓은 컬러 색역 시퀀스들을 재형성하고 코딩하기 위한 시스템
KR102243844B1 (ko) * 2015-09-23 2021-04-22 애리스 엔터프라이지즈 엘엘씨 비디오 디코더에서의 높은 동적 범위 적응 동작들
EP3151562B1 (en) * 2015-09-29 2020-06-17 Dolby Laboratories Licensing Corporation Feature based bitrate allocation in non-backward compatible multi-layer codec via machine learning
WO2017061796A1 (ko) * 2015-10-06 2017-04-13 엘지전자 주식회사 방송 신호 송신 장치, 방송 신호 수신 장치, 방송 신호 송신 방법, 및 방송 신호 수신 방법
US10140953B2 (en) 2015-10-22 2018-11-27 Dolby Laboratories Licensing Corporation Ambient-light-corrected display management for high dynamic range images
KR102801527B1 (ko) 2015-10-28 2025-04-30 인터디지털 브이씨 홀딩스 인코포레이티드 정보 데이터의 공통 세트에 의해 구동되는 후보 프로세스들의 세트로부터 비디오 데이터에 적용될 프로세스를 선택하기 위한 방법 및 디바이스
US10332481B2 (en) * 2015-11-02 2019-06-25 Dolby Laboratories Licensing Corporation Adaptive display management using 3D look-up table interpolation
KR102577659B1 (ko) 2015-11-09 2023-09-13 인터디지털 브이씨 홀딩스 인코포레이티드 기본 스트림들로부터 디코딩된 비디오 콘텐츠를 디스플레이의 특성들에 적응시키기 위한 방법 및 디바이스
CN105336290B (zh) * 2015-11-18 2018-06-01 青岛海信电器股份有限公司 伽马Gamma校正方法及装置
US10593028B2 (en) * 2015-12-03 2020-03-17 Samsung Electronics Co., Ltd. Method and apparatus for view-dependent tone mapping of virtual reality images
CN108370405B (zh) 2015-12-23 2019-11-26 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
US10165275B2 (en) * 2016-01-26 2018-12-25 Dolby Laboratories Licensing Corporation Content-adaptive reshaping for high dynamic range images
CN107027027B (zh) * 2016-01-31 2021-02-12 西安电子科技大学 图像的编码、解码方法及装置、以及图像的编解码系统
JP6395750B2 (ja) * 2016-03-17 2018-09-26 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 ハイダイナミックレンジ信号のための信号再構成
JP7061073B6 (ja) * 2016-03-18 2022-06-03 コーニンクレッカ フィリップス エヌ ヴェ Ｈｄｒビデオの符号化及び復号
EP3226563B1 (en) 2016-03-30 2021-06-23 Dolby Laboratories Licensing Corp. Chroma reshaping
US10397586B2 (en) 2016-03-30 2019-08-27 Dolby Laboratories Licensing Corporation Chroma reshaping
US10440401B2 (en) 2016-04-07 2019-10-08 Dolby Laboratories Licensing Corporation Backward-compatible HDR codecs with temporal scalability
WO2017190786A1 (en) * 2016-05-04 2017-11-09 1/1Thomson Licensing Optimized content-adaptive inverse tone mapping for low to high dynamic range conversion
US10542296B2 (en) 2016-05-10 2020-01-21 Dolby Laboratories Licensing Corporation Chroma reshaping of HDR video signals
WO2017196869A1 (en) * 2016-05-10 2017-11-16 Dolby Laboratories Licensing Corporation Chroma reshaping of hdr video signals
EP3459248B1 (en) * 2016-05-19 2024-07-24 Dolby Laboratories Licensing Corporation Chroma reshaping for high dynamic range images
JP6846442B2 (ja) 2016-05-19 2021-03-24 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 ハイダイナミックレンジ画像のためのクロマ再構成
EP3745390B1 (en) 2016-05-27 2023-10-04 Dolby Laboratories Licensing Corporation Transitioning between video priority and graphics priority
US10074012B2 (en) 2016-06-17 2018-09-11 Dolby Laboratories Licensing Corporation Sound and video object tracking
WO2018006390A1 (en) * 2016-07-08 2018-01-11 SZ DJI Technology Co., Ltd. System and method for image processing
KR102478606B1 (ko) 2016-07-18 2022-12-16 삼성전자주식회사 영상 표시 장치 및 영상 표시 방법
US9916638B2 (en) * 2016-07-20 2018-03-13 Dolby Laboratories Licensing Corporation Transformation of dynamic metadata to support alternate tone rendering
US10368099B2 (en) * 2016-08-09 2019-07-30 Qualcomm Incorporated Color remapping information SEI message signaling for display adaptation
US10614603B2 (en) * 2016-09-19 2020-04-07 Qualcomm Incorporated Color normalization for a multi-camera system
US20180098041A1 (en) * 2016-09-30 2018-04-05 Sean J. Lawrence Adaptive chroma subsampling based on display brightness
GB2554669B (en) * 2016-09-30 2022-04-06 Apical Ltd Image processing
US10382735B2 (en) 2016-10-04 2019-08-13 Dolby Laboratories Licensing Corporation Targeted display color volume specification via color remapping information (CRI) messaging
MX388842B (es) 2016-10-05 2025-03-20 Dolby Laboratories Licensing Corp Mensajeria de informacion de volumen de color de origen
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
US20180152686A1 (en) * 2016-11-28 2018-05-31 Microsoft Technology Licensing, Llc Tone mapping functions for rendering high dynamic range video on enhanced dynamic range display devices
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
EP3552178B1 (en) * 2016-12-12 2022-06-01 Dolby Laboratories Licensing Corporation Systems and methods for adjusting video processing curves for high dynamic range images
US9883141B1 (en) 2016-12-12 2018-01-30 International Business Machines Corporation Dynamic video image management
CN106657843A (zh) * 2016-12-13 2017-05-10 四川长虹电器股份有限公司 一种液晶电视亮度量化调试方法
JP6822121B2 (ja) 2016-12-19 2021-01-27 ソニー株式会社 画像処理装置、画像処理方法及びプログラム
US10930223B2 (en) * 2016-12-22 2021-02-23 Dolby Laboratories Licensing Corporation Ambient light-adaptive display management
US10580367B2 (en) 2017-01-10 2020-03-03 Dolby Laboratories Licensing Corporation Display mapping for high dynamic range images
US10176561B2 (en) 2017-01-27 2019-01-08 Microsoft Technology Licensing, Llc Content-adaptive adjustments to tone mapping operations for high dynamic range content
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
DK3559901T3 (da) * 2017-02-15 2020-08-31 Dolby Laboratories Licensing Corp Tonekurveafbildning for billeder med højt dynamikområde
CN110383801B (zh) * 2017-03-03 2021-08-10 杜比实验室特许公司 不均匀颜色空间中的颜色饱和度调整
US10713765B2 (en) 2017-03-03 2020-07-14 Dolby Laboratories Licensing Corporation Color image modification with approximation function
WO2018160847A1 (en) 2017-03-03 2018-09-07 Dolby Laboratories Licensing Corporation Color image modification with approximation function
WO2018160883A1 (en) 2017-03-03 2018-09-07 Dolby Laboratories Licensing Corporation Color saturation adjustment in non-uniform color space
CN110447051B (zh) * 2017-03-20 2023-10-31 杜比实验室特许公司 在感知上保持参考场景的对比度和色度
WO2018175337A1 (en) * 2017-03-20 2018-09-27 Dolby Laboratories Licensing Corporation Perceptually preserving scene-referred contrasts and chromaticities
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
KR102435875B1 (ko) 2017-07-21 2022-08-25 삼성디스플레이 주식회사 하이 다이내믹 레인지 영상 신호 처리를 위한 구동 회로 및 그것을 포함하는 표시 장치
US10284785B2 (en) 2017-08-30 2019-05-07 Gopro, Inc. Local tone mapping
JP7071084B2 (ja) * 2017-10-10 2022-05-18 キヤノン株式会社 画像処理装置及び画像処理方法、プログラム、記憶媒体
KR102448497B1 (ko) * 2017-11-17 2022-09-28 삼성전자주식회사 디스플레이 장치, 디스플레이 장치의 제어 방법 및 영상 제공 장치
KR102525546B1 (ko) * 2017-11-21 2023-04-26 삼성디스플레이 주식회사 영상 처리 방법 및 이를 수행하는 영상 처리 장치
EP3493542A1 (en) * 2017-11-30 2019-06-05 Thomson Licensing Saturation control for high-dynamic range reconstruction
EP3493150A1 (en) * 2017-11-30 2019-06-05 InterDigital VC Holdings, Inc. Tone mapping adaptation for saturation control
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
EP3503019A1 (en) * 2017-12-21 2019-06-26 Thomson Licensing Improved inverse tone mapping method and corresponding device
US10473903B2 (en) * 2017-12-28 2019-11-12 Waymo Llc Single optic for low light and high light level imaging
US11310537B2 (en) 2018-02-28 2022-04-19 Dolby Laboratories Licensing Corporation Linear encoder for image/video processing
WO2019245876A1 (en) * 2018-06-18 2019-12-26 Dolby Laboratories Licensing Corporation Image capture methods and systems
CN110691277B (zh) * 2018-07-05 2024-03-05 华为技术有限公司 视频信号的处理方法及装置
CN110691227B (zh) * 2018-07-05 2024-04-09 华为技术有限公司 一种视频信号处理方法及装置
US10863157B2 (en) 2018-07-06 2020-12-08 Samsung Electronics Co., Ltd. Guided tone mapping of high dynamic range video based on a Bezier curve for presentation on a display device
PL3853809T3 (pl) * 2018-09-17 2025-06-09 Dolby Laboratories Licensing Corporation Odwzorowywanie wyświetlacza w przypadku obrazów o wysokim zakresie dynamiki na wyświetlaczach ograniczających zużycie energii
EP3867860A1 (en) * 2018-10-19 2021-08-25 GoPro, Inc. Tone mapping and tone control integrations for image processing
US12475826B2 (en) 2018-10-25 2025-11-18 Baylor University System and method for a multi-primary wide gamut color system
US11037481B1 (en) 2018-10-25 2021-06-15 Baylor University System and method for a multi-primary wide gamut color system
US12555507B2 (en) 2018-10-25 2026-02-17 Baylor University System and method for a multi-primary wide gamut color system
US11403987B2 (en) 2018-10-25 2022-08-02 Baylor University System and method for a multi-primary wide gamut color system
US11532261B1 (en) 2018-10-25 2022-12-20 Baylor University System and method for a multi-primary wide gamut color system
US10607527B1 (en) 2018-10-25 2020-03-31 Baylor University System and method for a six-primary wide gamut color system
US11030934B2 (en) 2018-10-25 2021-06-08 Baylor University System and method for a multi-primary wide gamut color system
US10997896B2 (en) 2018-10-25 2021-05-04 Baylor University System and method for a six-primary wide gamut color system
US11043157B2 (en) 2018-10-25 2021-06-22 Baylor University System and method for a six-primary wide gamut color system
US11189210B2 (en) 2018-10-25 2021-11-30 Baylor University System and method for a multi-primary wide gamut color system
US12444334B2 (en) 2018-10-25 2025-10-14 Baylor University System and method for a multi-primary wide gamut color system
US11475819B2 (en) 2018-10-25 2022-10-18 Baylor University System and method for a multi-primary wide gamut color system
US10950162B2 (en) 2018-10-25 2021-03-16 Baylor University System and method for a six-primary wide gamut color system
US11289003B2 (en) 2018-10-25 2022-03-29 Baylor University System and method for a multi-primary wide gamut color system
US12444337B2 (en) 2018-10-25 2025-10-14 Baylor University System and method for a multi-primary wide gamut color system
US11410593B2 (en) 2018-10-25 2022-08-09 Baylor University System and method for a multi-primary wide gamut color system
US11587491B1 (en) 2018-10-25 2023-02-21 Baylor University System and method for a multi-primary wide gamut color system
US11289000B2 (en) 2018-10-25 2022-03-29 Baylor University System and method for a multi-primary wide gamut color system
US11069280B2 (en) 2018-10-25 2021-07-20 Baylor University System and method for a multi-primary wide gamut color system
US11488510B2 (en) * 2018-10-25 2022-11-01 Baylor University System and method for a multi-primary wide gamut color system
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
US11503310B2 (en) 2018-10-31 2022-11-15 Ati Technologies Ulc Method and apparatus for an HDR hardware processor inline to hardware encoder and decoder
CN113424550A (zh) * 2019-01-09 2021-09-21 杜比实验室特许公司 具有环境光补偿的显示器管理
US11803948B2 (en) * 2019-04-23 2023-10-31 Dolby Laboratories Licensing Corporation Display management for high dynamic range images
US10958886B2 (en) 2019-07-24 2021-03-23 Grass Valley Limited System and method of reducing distortion during downsampling
US11182884B2 (en) * 2019-07-30 2021-11-23 Nvidia Corporation Enhanced high-dynamic-range imaging and tone mapping
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
CN112689137B (zh) 2019-10-18 2022-05-10 华为技术有限公司 一种视频信号处理方法及装置
US10964240B1 (en) * 2019-10-23 2021-03-30 Pixelworks, Inc. Accurate display panel calibration with common color space circuitry
KR102727392B1 (ko) * 2020-05-08 2024-11-06 후아웨이 테크놀러지 컴퍼니 리미티드 톤 매핑 곡선 파라미터를 결정하기 위한 인코더, 디코더, 시스템, 및 방법
JP7577762B2 (ja) * 2020-06-03 2024-11-05 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 Ｈｄｒコンテンツを編集するための動的メタデータの計算
CN115803802B (zh) * 2020-06-30 2025-01-28 杜比实验室特许公司 用于使用pq偏移进行环境光补偿的系统和方法
US11283967B1 (en) 2020-09-24 2022-03-22 Edward M. Granger Image transformation system and method
US11398017B2 (en) 2020-10-09 2022-07-26 Samsung Electronics Co., Ltd. HDR tone mapping based on creative intent metadata and ambient light
US11526968B2 (en) 2020-11-25 2022-12-13 Samsung Electronics Co., Ltd. Content adapted black level compensation for a HDR display based on dynamic metadata
CN112734664B (zh) * 2020-12-30 2023-05-30 电子科技大学 一种对高动态范围图像的秘密信息嵌入和提取方法
CN112446880B (zh) * 2021-02-01 2021-04-30 安翰科技(武汉)股份有限公司 图像处理方法、电子设备及可读存储介质
WO2022203258A1 (ko) * 2021-03-25 2022-09-29 삼성전자주식회사 전자 장치 및 그 제어 방법
KR20220135801A (ko) * 2021-03-31 2022-10-07 에스케이하이닉스 주식회사 컬러 보정 회로, 이미징 센싱 장치 및 그 동작방법
CN113132696B (zh) * 2021-04-27 2023-07-28 维沃移动通信有限公司 图像色调映射方法、装置、电子设备和存储介质
WO2022245624A1 (en) 2021-05-19 2022-11-24 Dolby Laboratories Licensing Corporation Display management with position-varying adaptivity to ambient light and/or non-display-originating surface light
US12299936B2 (en) * 2022-02-28 2025-05-13 Avid Technology, Inc. Low-bitrate encoding of high dynamic range content
CN115396643B (zh) * 2022-08-23 2023-08-29 中船重工（武汉）凌久电子有限责任公司 一种自动路由图像变换方法及系统
EP4620193A1 (en) 2022-11-16 2025-09-24 Dolby Laboratories Licensing Corporation Estimating metadata for images having absent metadata or unusable form of metadata
US20260120259A1 (en) 2023-05-02 2026-04-30 Dolby Laboratories Licensing Corporation Dynamic tuning of metadata for display mapping
CN116805292A (zh) * 2023-06-29 2023-09-26 峰米(北京)科技有限公司 色调映射方法、装置和显示设备
US12462772B1 (en) 2024-06-20 2025-11-04 6P Color, Inc. System and method for conversion from XYZ to multiple primaries using pseudo white points
KR102806767B1 (ko) * 2025-01-07 2025-05-16 (주)더서울테크 동적프레임정보 및 기기별 특성을 고려한 인공신경망 기반 하이브리드 톤매핑방법 및 led전광판시스템

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5737032A (en) * 1995-09-05 1998-04-07 Videotek, Inc. Serial digital video processing with concurrent adjustment in RGB and luminance/color difference
GB2352913A (en) * 1999-07-30 2001-02-07 Sony Uk Ltd Method of processing signals and apparatus for signal processing
US20040066388A1 (en) * 2002-07-16 2004-04-08 Leather Mark M. Method and apparatus for improved transform functions for non gamma corrected graphics systems
US7155053B2 (en) * 2003-05-13 2006-12-26 Olympus Corporation Color image processing method and apparatus
US7557814B2 (en) * 2005-10-19 2009-07-07 Canon Kabushiki Kaisha Construction and use of a multi-shelled gamut boundary descriptor
RU2298226C1 (ru) * 2005-10-28 2007-04-27 Самсунг Электроникс Ко., Лтд. Способ улучшения цифровых изображений
US8477247B2 (en) * 2008-09-30 2013-07-02 Intel Corporation Joint enhancement of lightness, color and contrast of images and video
US8027070B2 (en) * 2009-02-03 2011-09-27 Sharp Laboratories Of America, Inc. Methods and systems for hue adjustment
JP5370761B2 (ja) * 2009-04-10 2013-12-18 ソニー株式会社 映像信号処理装置および表示装置
KR101399304B1 (ko) * 2009-10-08 2014-05-28 엘지디스플레이 주식회사 액정표시장치 및 그 구동방법
US9509935B2 (en) 2010-07-22 2016-11-29 Dolby Laboratories Licensing Corporation Display management server
TWI538474B (zh) 2011-03-15 2016-06-11 杜比實驗室特許公司 影像資料轉換的方法與設備
PL4421797T3 (pl) 2011-09-27 2025-09-01 Koninklijke Philips N.V. Urządzenie i sposób do przekształcenia zakresu dynamiki obrazów
CA3114379C (en) 2011-12-06 2023-06-27 Dolby Laboratories Licensing Corporation Device and method of improving the perceptual luminance nonlinearity - based image data exchange across different display capabilities

Also Published As

Publication number Publication date
CN105009580B (zh) 2017-09-29
US20160005349A1 (en) 2016-01-07
ES2708954T3 (es) 2019-04-12
JP2016514395A (ja) 2016-05-19
ZA201505647B (en) 2016-12-21
MX2015010845A (es) 2015-12-01
EP2959682B1 (en) 2018-12-05
RU2015134416A (ru) 2017-02-22
EP2959682A2 (en) 2015-12-30
WO2014130343A2 (en) 2014-08-28
US10540920B2 (en) 2020-01-21
BR112015020009B1 (pt) 2023-02-07
RU2647636C2 (ru) 2018-03-16
JP6367839B2 (ja) 2018-08-01
MX346011B (es) 2017-02-28
WO2014130343A3 (en) 2014-10-16
HK1211156A1 (en) 2016-05-13
KR102157032B1 (ko) 2020-09-18
KR20150120993A (ko) 2015-10-28
CN105009580A (zh) 2015-10-28
BR112015020009A2 (pt) 2017-07-18

Similar Documents

Publication Publication Date Title
IN2015KN02510A (https=)
EP4539483A3 (en) Multiple operating modes to expand dynamic range
MX2017009230A (es) Gestión de pantalla para video de alta gama dinámica.
MX2018003360A (es) Aparato de procesamiento de imagenes y metodo de procesamiento de imagenes.
HUE070841T2 (hu) Megjelenítés kezelése nagy dinamikatartományú képekhez
MX2019005231A (es) Dispositivo de salida de datos, metodo de salida de datos y metodo de generacion de datos.
PL3559901T3 (pl) Odwzorowywanie krzywej tonalnej dla obrazów o wysokim zakresie dynamiki
IN2014CN01863A (https=)
WO2012027405A3 (en) Extending image dynamic range
MX338258B (es) Procesamiento de imagenes por cambio de luminancia con restricciones de color.
PL3853809T3 (pl) Odwzorowywanie wyświetlacza w przypadku obrazów o wysokim zakresie dynamiki na wyświetlaczach ograniczających zużycie energii
MX2014015818A (es) Dispositivo y metodo de procesamiento de imagenes.
MX365637B (es) Metodo y dispositivo para representar una señal acustica y medio de grabacion legible por computadora.
PH12015501671A1 (en) Systems and method of performing noise modulation and gain adjustment
EP2610850A4 (en) DEVICE FOR CONTROLLING A VIDEO DISPLAY
WO2014116608A3 (en) Dynamic headroom for envelope tracking
EP2503539A3 (en) Liquid crystal display apparatus
PH12016500506A1 (en) Estimation of mixing factors to generate high-band excitation signal
EP4462355A3 (en) High dynamic range processing
EP3012825A3 (en) Image conversion unit and display device having the same
EP3002730A3 (en) Blending images using mismatched source and display electro-optical transfer functions
IN2014MN00980A (https=)
MX2016002715A (es) Dispositivo informatico optico y metodo para compensar las fluctuaciones de luz.
WO2020227809A8 (en) Skin torsionometer
MX2018001603A (es) Pantalla de visualizacion frontal con capacidad de emitir alerta de audio en un punto de la pantalla.