BR112023022777A2 - Método e aparelho de processamento de uma imagem de entrada - Google Patents

Método e aparelho de processamento de uma imagem de entrada

Info

Publication number
BR112023022777A2
BR112023022777A2 BR112023022777A BR112023022777A BR112023022777A2 BR 112023022777 A2 BR112023022777 A2 BR 112023022777A2 BR 112023022777 A BR112023022777 A BR 112023022777A BR 112023022777 A BR112023022777 A BR 112023022777A BR 112023022777 A2 BR112023022777 A2 BR 112023022777A2
Authority
BR
Brazil
Prior art keywords
luminance
output
input
image
luminances
Prior art date
Application number
BR112023022777A
Other languages
English (en)
Portuguese (pt)
Inventor
Rutger Nijland
Original Assignee
Koninklijke Philips 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 Nv filed Critical Koninklijke Philips Nv
Publication of BR112023022777A2 publication Critical patent/BR112023022777A2/pt

Links

Classifications

    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/485—End-user interface for client configuration
    • H04N21/4854—End-user interface for client configuration for modifying image parameters, e.g. image brightness, contrast
    • 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
    • G06T2207/10—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
    • G06T2207/20172—Image enhancement details
    • G06T2207/20208—High dynamic range [HDR] image processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Controls And Circuits For Display Device (AREA)
BR112023022777A 2021-05-07 2022-04-28 Método e aparelho de processamento de uma imagem de entrada BR112023022777A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP21172666.6A EP4086844A1 (en) 2021-05-07 2021-05-07 Display-optimized hdr video contrast adaptation
PCT/EP2022/061322 WO2022233697A1 (en) 2021-05-07 2022-04-28 Display-optimized hdr video contrast adaptation

Publications (1)

Publication Number Publication Date
BR112023022777A2 true BR112023022777A2 (pt) 2024-01-02

Family

ID=75870416

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112023022777A BR112023022777A2 (pt) 2021-05-07 2022-04-28 Método e aparelho de processamento de uma imagem de entrada

Country Status (7)

Country Link
US (1) US12462359B2 (https=)
EP (2) EP4086844A1 (https=)
JP (1) JP2024519606A (https=)
CN (1) CN117321625A (https=)
BR (1) BR112023022777A2 (https=)
CL (1) CL2023003278A1 (https=)
WO (1) WO2022233697A1 (https=)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2670782C9 (ru) 2013-07-18 2018-11-23 Конинклейке Филипс Н.В. Способы и устройства для создания функций отображения кода для кодирования изображения hdr и способы и устройства для использования таких кодированных изображений
JP6132791B2 (ja) 2014-03-12 2017-05-24 東京エレクトロン株式会社 半導体デバイスの製造方法及び製造装置
EP3231174B1 (en) 2014-12-11 2020-08-26 Koninklijke Philips N.V. Optimizing high dynamic range images for particular displays
JP2017050840A (ja) * 2015-09-01 2017-03-09 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 変換方法および変換装置
US9984446B2 (en) * 2015-12-26 2018-05-29 Intel Corporation Video tone mapping for converting high dynamic range (HDR) content to standard dynamic range (SDR) content
US10019785B2 (en) * 2016-03-07 2018-07-10 Novatek Microelectronics Corp. Method of processing high dynamic range images using dynamic metadata
WO2017157977A1 (en) 2016-03-18 2017-09-21 Koninklijke Philips N.V. Encoding and decoding hdr videos
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
US10930223B2 (en) * 2016-12-22 2021-02-23 Dolby Laboratories Licensing Corporation Ambient light-adaptive display management
JP2019041269A (ja) * 2017-08-25 2019-03-14 シャープ株式会社 映像処理装置、表示装置、映像処理方法、制御プログラム、および記録媒体
EP3764346A1 (en) * 2019-07-09 2021-01-13 Koninklijke Philips N.V. Adjustment of display optimization behaviour for hdr images

Also Published As

Publication number Publication date
US20240257323A1 (en) 2024-08-01
EP4086844A1 (en) 2022-11-09
CN117321625A (zh) 2023-12-29
EP4334889B1 (en) 2024-10-30
WO2022233697A1 (en) 2022-11-10
US12462359B2 (en) 2025-11-04
CL2023003278A1 (es) 2024-04-12
JP2024519606A (ja) 2024-05-20
EP4334889A1 (en) 2024-03-13

Similar Documents

Publication Publication Date Title
WO2019001355A1 (zh) 一种显示面板的灰阶调整方法及装置
US10019970B2 (en) Steady color presentation manager
US20140228635A1 (en) Endoscope apparatus and control method thereof
TW201814684A (zh) 顯示裝置
US9036086B2 (en) Display device illumination
WO2021218603A1 (zh) 图像处理方法及投影系统
KR102599950B1 (ko) 전자 장치 및 그 제어 방법
JP2016086246A5 (https=)
US11776490B2 (en) Techniques for improving the color accuracy of light-emitting diodes in backlit liquid-crystal displays
JP2021526330A5 (https=)
WO2016013125A1 (ja) 映像変換方法、映像変換装置、映像変換用コンピュータプログラム、映像表示システム
TWI635320B (zh) 頭戴式顯示裝置及其控制亮度方法
CN105280157A (zh) 图像分析和图像显示的装置和方法
WO2022178991A1 (zh) 一种显示面板驱动方法、显示装置及驱动装置
JP2019159053A5 (https=)
JP2016197853A (ja) 評価装置、評価方法およびカメラシステム
TWI567707B (zh) 影像調整方法及其顯示器
BR112023022777A2 (pt) Método e aparelho de processamento de uma imagem de entrada
CN108172198A (zh) 图像处理装置、存储介质、显示设备及图像处理方法
JP2024517241A5 (https=)
EP4495658A3 (en) Wearable device and method for displaying multimedia content
BR112023020596A2 (pt) Exibição de imagens de diferentes faixas dinâmicas
CN104239585A (zh) 一种基于人眼视觉感知的显示问题分析方法
CN103431831A (zh) 医用内窥镜摄像系统
US9934550B2 (en) Method and device for composing a multilayer video image