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 (enExample)
EP (2) EP4086844A1 (enExample)
JP (1) JP2024519606A (enExample)
CN (1) CN117321625A (enExample)
BR (1) BR112023022777A2 (enExample)
CL (1) CL2023003278A1 (enExample)
WO (1) WO2022233697A1 (enExample)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105393525B (zh) 2013-07-18 2019-04-12 皇家飞利浦有限公司 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
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
RU2687267C2 (ru) 2014-12-11 2019-05-13 Конинклейке Филипс Н.В. Оптимизация изображений с расширенным динамическим диапазоном для определенных дисплеев
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
CN109983530B (zh) * 2016-12-22 2022-03-18 杜比实验室特许公司 环境光自适应显示管理
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
EP4334889B1 (en) 2024-10-30
EP4334889A1 (en) 2024-03-13
EP4086844A1 (en) 2022-11-09
JP2024519606A (ja) 2024-05-20
US20240257323A1 (en) 2024-08-01
US12462359B2 (en) 2025-11-04
CL2023003278A1 (es) 2024-04-12
CN117321625A (zh) 2023-12-29
WO2022233697A1 (en) 2022-11-10

Similar Documents

Publication Publication Date Title
US9427174B2 (en) Endoscope apparatus and control method for adjusting light beam based on geometry of body
WO2019001355A1 (zh) 一种显示面板的灰阶调整方法及装置
US10019970B2 (en) Steady color presentation manager
US10540922B2 (en) Transparent display apparatus and display method thereof
TW201814684A (zh) 顯示裝置
WO2021218603A1 (zh) 图像处理方法及投影系统
US20140293134A1 (en) Display device illumination
JP2016086246A5 (enExample)
US11776490B2 (en) Techniques for improving the color accuracy of light-emitting diodes in backlit liquid-crystal displays
JP2021526330A5 (enExample)
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
US20190075229A1 (en) Evaluation device, evaluation method, and camera system
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
JP2019159053A5 (enExample)
TW201407574A (zh) 顯示裝置及其影像控制方法
TWI567707B (zh) 影像調整方法及其顯示器
CN108172198A (zh) 图像处理装置、存储介质、显示设备及图像处理方法
CL2023003278A1 (es) Adaptación de contraste de video hdr optimizada para pantallas
JP2021056963A (ja) 情報処理装置、情報処理システム、情報処理方法、及びプログラム
JP2024517241A5 (enExample)
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