JP6779695B2 - 画像処理装置及びその制御方法、表示装置 - Google Patents

画像処理装置及びその制御方法、表示装置 Download PDF

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Publication number
JP6779695B2
JP6779695B2 JP2016148940A JP2016148940A JP6779695B2 JP 6779695 B2 JP6779695 B2 JP 6779695B2 JP 2016148940 A JP2016148940 A JP 2016148940A JP 2016148940 A JP2016148940 A JP 2016148940A JP 6779695 B2 JP6779695 B2 JP 6779695B2
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Prior art keywords
image
brightness
display
output
range
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Japanese (ja)
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JP2018017931A (ja
JP2018017931A5 (enExample
Inventor
義行 永嶋
義行 永嶋
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Canon Inc
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Canon Inc
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Priority to JP2016148940A priority Critical patent/JP6779695B2/ja
Priority to CN201710613039.4A priority patent/CN107665480B/zh
Priority to US15/658,917 priority patent/US10255883B2/en
Publication of JP2018017931A publication Critical patent/JP2018017931A/ja
Publication of JP2018017931A5 publication Critical patent/JP2018017931A5/ja
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    • 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
    • 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/04—Context-preserving transformations, e.g. by using an importance map
    • 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
    • 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
    • G09G3/34—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 by control of light from an independent source
    • G09G3/36—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 by control of light from an independent source using liquid crystals
    • 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
    • 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
    • G09G2320/0276—Adjustment of the gradation levels within the range of the gradation scale, e.g. by redistribution or clipping for the purpose of adaptation to the characteristics of a display device, i.e. gamma correction
    • 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
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0693—Calibration of display systems
    • 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
    • G09G2320/08—Arrangements within a display terminal for setting, manually or automatically, display parameters of the display terminal
    • 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
    • G09G2340/04—Changes in size, position or resolution of an image
    • G09G2340/0407—Resolution change, inclusive of the use of different resolutions for different screen areas
    • G09G2340/0428—Gradation resolution change
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/145—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Image Processing (AREA)
  • Transforming Electric Information Into Light Information (AREA)
JP2016148940A 2016-07-28 2016-07-28 画像処理装置及びその制御方法、表示装置 Active JP6779695B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2016148940A JP6779695B2 (ja) 2016-07-28 2016-07-28 画像処理装置及びその制御方法、表示装置
CN201710613039.4A CN107665480B (zh) 2016-07-28 2017-07-25 图像处理装置、其控制方法、显示装置及存储介质
US15/658,917 US10255883B2 (en) 2016-07-28 2017-07-25 Image processing apparatus, method for controlling the same, display apparatus, and storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016148940A JP6779695B2 (ja) 2016-07-28 2016-07-28 画像処理装置及びその制御方法、表示装置

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JP2018017931A JP2018017931A (ja) 2018-02-01
JP2018017931A5 JP2018017931A5 (enExample) 2019-08-08
JP6779695B2 true JP6779695B2 (ja) 2020-11-04

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JP (1) JP6779695B2 (enExample)
CN (1) CN107665480B (enExample)

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US10403233B2 (en) * 2017-01-17 2019-09-03 Canon Kabushiki Kaisha Image processing apparatus and image processing method
JP6650915B2 (ja) * 2017-08-22 2020-02-19 キヤノン株式会社 表示装置及び表示制御方法
JP2019159252A (ja) * 2018-03-16 2019-09-19 キヤノン株式会社 制御装置、表示装置、制御方法およびプログラム
JP7418690B2 (ja) * 2019-10-25 2024-01-22 株式会社Ｊｖｃケンウッド 表示制御装置、表示システム、表示制御方法及びプログラム
EP4231281A4 (en) * 2021-02-02 2023-12-20 EIZO Corporation Image display system, image display device, image display method, and computer program

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JP4143425B2 (ja) 2003-01-16 2008-09-03 富士フイルム株式会社 画像処理方法及び装置、並びに画像処理プログラム
JP2006251516A (ja) * 2005-03-11 2006-09-21 Pioneer Electronic Corp ディスプレイ装置およびマルチディスプレイシステム
JP5127321B2 (ja) * 2007-06-28 2013-01-23 株式会社東芝 画像表示装置、画像表示方法、及び、画像表示プログラム
CN101588436B (zh) * 2008-05-20 2013-03-27 株式会社理光 一种压缩原始图像动态范围的方法、装置和数码相机
JP5355190B2 (ja) * 2009-04-08 2013-11-27 キヤノン株式会社 画像表示装置及び方法並びにプログラム
WO2011040021A1 (ja) * 2009-09-29 2011-04-07 パナソニック株式会社 表示装置および表示方法
US20120154355A1 (en) * 2009-11-27 2012-06-21 Canon Kabushiki Kaisha Image display apparatus
JP5672796B2 (ja) * 2010-01-13 2015-02-18 株式会社ニコン 画像処理装置、画像処理方法
KR20110137634A (ko) * 2010-06-17 2011-12-23 삼성전자주식회사 스케치 영상 생성방법 및 이를 적용한 디스플레이 장치
JP5972013B2 (ja) * 2011-06-30 2016-08-17 キヤノン株式会社 表示装置及びその制御方法
JP5939765B2 (ja) * 2011-11-02 2016-06-22 キヤノン株式会社 キャリブレーション装置、その制御方法、画像表示装置、及び画像表示システム
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JP2018017931A (ja) 2018-02-01
CN107665480B (zh) 2021-05-18
US10255883B2 (en) 2019-04-09
US20180033400A1 (en) 2018-02-01
CN107665480A (zh) 2018-02-06

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