JP7755402B2 - 画像処理装置及び方法、及び撮像装置 - Google Patents

画像処理装置及び方法、及び撮像装置

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Publication number
JP7755402B2
JP7755402B2 JP2021115147A JP2021115147A JP7755402B2 JP 7755402 B2 JP7755402 B2 JP 7755402B2 JP 2021115147 A JP2021115147 A JP 2021115147A JP 2021115147 A JP2021115147 A JP 2021115147A JP 7755402 B2 JP7755402 B2 JP 7755402B2
Authority
JP
Japan
Prior art keywords
polarization
intensity
angle
histogram
image
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
JP2021115147A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023011342A5 (enExample
JP2023011342A (ja
Inventor
拓文 鍋島
武範 小布施
孝博 上倉
繁治 青木
堅斗 渡辺
大輔 樋口
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 JP2021115147A priority Critical patent/JP7755402B2/ja
Priority to PCT/JP2022/022948 priority patent/WO2023286496A1/ja
Publication of JP2023011342A publication Critical patent/JP2023011342A/ja
Priority to US18/408,905 priority patent/US12395745B2/en
Publication of JP2023011342A5 publication Critical patent/JP2023011342A5/ja
Application granted granted Critical
Publication of JP7755402B2 publication Critical patent/JP7755402B2/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
    • H04N9/00—Details of colour television systems
    • H04N9/64—Circuits for processing colour signals
    • H04N9/646—Circuits for processing colour signals for image enhancement, e.g. vertical detail restoration, cross-colour elimination, contour correction, chrominance trapping filters
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B11/00—Filters or other obturators specially adapted for photographic purposes
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • 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
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/12—Edge-based segmentation
    • 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
    • H04N23/667—Camera operation mode switching, e.g. between still and video, sport and normal or high- and low-resolution modes
    • 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
    • H04N23/741—Circuitry for compensating brightness variation in the scene by increasing the dynamic range of the image compared to the dynamic range of the electronic image sensors
    • 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
    • H04N23/81—Camera processing pipelines; Components thereof for suppressing or minimising disturbance in the image signal generation
    • 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
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • 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
    • G06T2207/20021—Dividing image into blocks, subimages or windows
    • 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
    • G06T2207/20192—Edge enhancement; Edge preservation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
    • H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/10—Circuitry of solid-state image sensors [SSIS]; Control thereof for transforming different wavelengths into image signals
    • H04N25/11—Arrangement of colour filter arrays [CFA]; Filter mosaics
    • H04N25/13—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements
    • H04N25/134—Arrangement of colour filter arrays [CFA]; Filter mosaics characterised by the spectral characteristics of the filter elements based on three different wavelength filter elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Image Processing (AREA)
  • Blocking Light For Cameras (AREA)
  • Camera Bodies And Camera Details Or Accessories (AREA)
  • Studio Devices (AREA)
JP2021115147A 2021-07-12 2021-07-12 画像処理装置及び方法、及び撮像装置 Active JP7755402B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2021115147A JP7755402B2 (ja) 2021-07-12 2021-07-12 画像処理装置及び方法、及び撮像装置
PCT/JP2022/022948 WO2023286496A1 (ja) 2021-07-12 2022-06-07 画像処理装置及び方法、及び撮像装置
US18/408,905 US12395745B2 (en) 2021-07-12 2024-01-10 Image processing apparatus and method, and image capturing apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021115147A JP7755402B2 (ja) 2021-07-12 2021-07-12 画像処理装置及び方法、及び撮像装置

Publications (3)

Publication Number Publication Date
JP2023011342A JP2023011342A (ja) 2023-01-24
JP2023011342A5 JP2023011342A5 (enExample) 2024-07-23
JP7755402B2 true JP7755402B2 (ja) 2025-10-16

Family

ID=84920024

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021115147A Active JP7755402B2 (ja) 2021-07-12 2021-07-12 画像処理装置及び方法、及び撮像装置

Country Status (3)

Country Link
US (1) US12395745B2 (enExample)
JP (1) JP7755402B2 (enExample)
WO (1) WO2023286496A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024066718A (ja) * 2022-11-02 2024-05-16 キヤノン株式会社 画像処理装置、撮像装置、画像処理方法、およびプログラム
JP7719812B2 (ja) * 2023-01-27 2025-08-06 株式会社平和 遊技機
JP7731923B2 (ja) * 2023-01-27 2025-09-01 株式会社平和 遊技機
JP7642690B2 (ja) * 2023-01-27 2025-03-10 株式会社平和 遊技機
CN119697500B (zh) * 2024-12-30 2025-12-16 天翼视联科技股份有限公司 一种视觉感知区域校准方法及系统
CN119417831B (zh) * 2025-01-07 2025-04-08 南京派光智慧感知信息技术有限公司 一种铁路隧道全景图合成监测方法、装置、设备及介质

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015109625A (ja) 2013-05-15 2015-06-11 株式会社リコー 画像処理システム
JP2017212678A (ja) 2016-05-27 2017-11-30 キヤノン株式会社 画像処理装置、撮像装置、画像処理方法、プログラム、記憶媒体

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6391316B2 (ja) * 2014-06-25 2018-09-19 キヤノン株式会社 撮像装置
JP6818444B2 (ja) 2016-06-22 2021-01-20 キヤノン株式会社 画像処理装置、撮像装置、画像処理プログラムおよび画像処理方法
WO2019159583A1 (ja) * 2018-02-14 2019-08-22 ソニー株式会社 観察装置及び観察方法
US11637967B2 (en) * 2018-04-09 2023-04-25 Sony Corporation Information processing apparatus, information processing method, and calibration apparatus
US11847762B2 (en) * 2018-04-26 2023-12-19 Sony Corporation Information processing apparatus and method for processing information
JP2020048140A (ja) * 2018-09-21 2020-03-26 キヤノン株式会社 撮影装置
JP7446804B2 (ja) * 2019-12-18 2024-03-11 キヤノン株式会社 撮像装置およびその制御方法、プログラム
JP7483368B2 (ja) * 2019-12-18 2024-05-15 キヤノン株式会社 画像処理装置、制御方法およびプログラム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015109625A (ja) 2013-05-15 2015-06-11 株式会社リコー 画像処理システム
JP2017212678A (ja) 2016-05-27 2017-11-30 キヤノン株式会社 画像処理装置、撮像装置、画像処理方法、プログラム、記憶媒体

Also Published As

Publication number Publication date
US20240147080A1 (en) 2024-05-02
US12395745B2 (en) 2025-08-19
WO2023286496A1 (ja) 2023-01-19
JP2023011342A (ja) 2023-01-24

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