JP7844246B2 - 撮像装置、及び撮像装置の制御方法 - Google Patents

撮像装置、及び撮像装置の制御方法

Info

Publication number
JP7844246B2
JP7844246B2 JP2022078367A JP2022078367A JP7844246B2 JP 7844246 B2 JP7844246 B2 JP 7844246B2 JP 2022078367 A JP2022078367 A JP 2022078367A JP 2022078367 A JP2022078367 A JP 2022078367A JP 7844246 B2 JP7844246 B2 JP 7844246B2
Authority
JP
Japan
Prior art keywords
brightness
image
region
luminance
correction
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
JP2022078367A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023167295A5 (https=
JP2023167295A (ja
Inventor
美咲 鈴木
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2022078367A priority Critical patent/JP7844246B2/ja
Priority to US18/300,673 priority patent/US12407937B2/en
Publication of JP2023167295A publication Critical patent/JP2023167295A/ja
Publication of JP2023167295A5 publication Critical patent/JP2023167295A5/ja
Application granted granted Critical
Publication of JP7844246B2 publication Critical patent/JP7844246B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04N23/72—Combination of two or more compensation controls
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/63—Control of cameras or camera modules by using electronic viewfinders
    • H04N23/631—Graphical user interfaces [GUI] specially adapted for controlling image capture or setting capture parameters
    • 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
    • H04N23/71—Circuitry for evaluating the brightness variation
    • 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
    • H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
    • 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
    • H04N23/76—Circuitry for compensating brightness variation in the scene by influencing the image signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/82—Camera processing pipelines; Components thereof for controlling camera response irrespective of the scene brightness, e.g. gamma correction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Studio Devices (AREA)
  • Exposure Control For Cameras (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
JP2022078367A 2022-05-11 2022-05-11 撮像装置、及び撮像装置の制御方法 Active JP7844246B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2022078367A JP7844246B2 (ja) 2022-05-11 2022-05-11 撮像装置、及び撮像装置の制御方法
US18/300,673 US12407937B2 (en) 2022-05-11 2023-04-14 Imaging apparatus and control method for imaging apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022078367A JP7844246B2 (ja) 2022-05-11 2022-05-11 撮像装置、及び撮像装置の制御方法

Publications (3)

Publication Number Publication Date
JP2023167295A JP2023167295A (ja) 2023-11-24
JP2023167295A5 JP2023167295A5 (https=) 2025-05-13
JP7844246B2 true JP7844246B2 (ja) 2026-04-13

Family

ID=88698669

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022078367A Active JP7844246B2 (ja) 2022-05-11 2022-05-11 撮像装置、及び撮像装置の制御方法

Country Status (2)

Country Link
US (1) US12407937B2 (https=)
JP (1) JP7844246B2 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030011790A1 (en) 2001-07-05 2003-01-16 Eastman Kodak Company Correcting exposure and tone scale of digital images using a plurality of transforms
JP2017163339A (ja) 2016-03-09 2017-09-14 キヤノン株式会社 映像処理装置、映像処理方法、及びプログラム
JP2017212532A (ja) 2016-05-24 2017-11-30 キヤノン株式会社 画像処理装置
JP2019129506A (ja) 2018-01-26 2019-08-01 キヤノン株式会社 撮像装置およびその制御方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4401727B2 (ja) 2003-09-30 2010-01-20 キヤノン株式会社 画像表示装置及び方法
JP2015166767A (ja) 2014-03-03 2015-09-24 株式会社ニコン 測光装置、及び撮像装置
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
JP7634944B2 (ja) * 2020-07-02 2025-02-25 キヤノン株式会社 画像処理装置および画像処理方法、撮像装置、プログラム

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030011790A1 (en) 2001-07-05 2003-01-16 Eastman Kodak Company Correcting exposure and tone scale of digital images using a plurality of transforms
JP2017163339A (ja) 2016-03-09 2017-09-14 キヤノン株式会社 映像処理装置、映像処理方法、及びプログラム
JP2017212532A (ja) 2016-05-24 2017-11-30 キヤノン株式会社 画像処理装置
JP2019129506A (ja) 2018-01-26 2019-08-01 キヤノン株式会社 撮像装置およびその制御方法

Also Published As

Publication number Publication date
US20230370725A1 (en) 2023-11-16
US12407937B2 (en) 2025-09-02
JP2023167295A (ja) 2023-11-24

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