JP7676113B2 - 情報処理装置、撮像装置、方法、プログラム及び記憶媒体 - Google Patents

情報処理装置、撮像装置、方法、プログラム及び記憶媒体 Download PDF

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Publication number
JP7676113B2
JP7676113B2 JP2020033883A JP2020033883A JP7676113B2 JP 7676113 B2 JP7676113 B2 JP 7676113B2 JP 2020033883 A JP2020033883 A JP 2020033883A JP 2020033883 A JP2020033883 A JP 2020033883A JP 7676113 B2 JP7676113 B2 JP 7676113B2
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Prior art keywords
luminance value
human body
face
region
average luminance
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JP2020033883A
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English (en)
Japanese (ja)
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JP2021136671A5 (enExample
JP2021136671A (ja
Inventor
広崇 大森
俊之 土橋
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Canon Inc
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2020033883A priority Critical patent/JP7676113B2/ja
Priority to US17/184,348 priority patent/US11727716B2/en
Publication of JP2021136671A publication Critical patent/JP2021136671A/ja
Publication of JP2021136671A5 publication Critical patent/JP2021136671A5/ja
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G06V40/161—Detection; Localisation; Normalisation
    • G06V40/164—Detection; Localisation; Normalisation using holistic features
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/50—Extraction of image or video features by performing operations within image blocks; by using histograms, e.g. histogram of oriented gradients [HoG]; by summing image-intensity values; Projection analysis
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/60—Extraction of image or video features relating to illumination properties, e.g. using a reflectance or lighting model
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/98—Detection or correction of errors, e.g. by rescanning the pattern or by human intervention; Evaluation of the quality of the acquired patterns
    • G06V10/993—Evaluation of the quality of the acquired pattern
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G06V40/161—Detection; Localisation; Normalisation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G06V40/168—Feature extraction; Face representation
    • G06V40/171—Local features and components; Facial parts ; Occluding parts, e.g. glasses; Geometrical relationships
    • 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
    • H04N23/61—Control of cameras or camera modules based on recognised objects
    • H04N23/611—Control of cameras or camera modules based on recognised objects where the recognised objects include parts of the human body
    • 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
    • H04N23/72—Combination of two or more compensation controls

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Quality & Reliability (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Software Systems (AREA)
  • Studio Devices (AREA)
  • Exposure Control For Cameras (AREA)
JP2020033883A 2020-02-28 2020-02-28 情報処理装置、撮像装置、方法、プログラム及び記憶媒体 Active JP7676113B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2020033883A JP7676113B2 (ja) 2020-02-28 2020-02-28 情報処理装置、撮像装置、方法、プログラム及び記憶媒体
US17/184,348 US11727716B2 (en) 2020-02-28 2021-02-24 Information processing apparatus, imaging apparatus, which determines exposure amount with respect to face detection and human body detection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020033883A JP7676113B2 (ja) 2020-02-28 2020-02-28 情報処理装置、撮像装置、方法、プログラム及び記憶媒体

Publications (3)

Publication Number Publication Date
JP2021136671A JP2021136671A (ja) 2021-09-13
JP2021136671A5 JP2021136671A5 (enExample) 2023-03-02
JP7676113B2 true JP7676113B2 (ja) 2025-05-14

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JP2020033883A Active JP7676113B2 (ja) 2020-02-28 2020-02-28 情報処理装置、撮像装置、方法、プログラム及び記憶媒体

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US (1) US11727716B2 (enExample)
JP (1) JP7676113B2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7606301B2 (ja) * 2020-09-09 2024-12-25 キヤノン株式会社 撮像制御装置およびその制御方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007180629A (ja) 2005-12-27 2007-07-12 Samsung Techwin Co Ltd カメラ
JP2008170932A (ja) 2006-12-11 2008-07-24 Ricoh Co Ltd 撮像装置および撮像装置の露出制御方法
JP2009164677A (ja) 2007-12-28 2009-07-23 Panasonic Corp 露出制御装置
JP2013013041A (ja) 2011-06-29 2013-01-17 Lg Innotek Co Ltd 適応型自動露出制御方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4461747B2 (ja) 2003-09-10 2010-05-12 オムロン株式会社 対象決定装置
JP4218711B2 (ja) * 2006-08-04 2009-02-04 ソニー株式会社 顔検出装置、撮像装置および顔検出方法
JP6049448B2 (ja) * 2012-12-27 2016-12-21 キヤノン株式会社 被写体領域追跡装置、その制御方法及びプログラム
JP2015130615A (ja) * 2014-01-08 2015-07-16 キヤノン株式会社 撮像装置、その制御方法及びプログラム
JP6512810B2 (ja) * 2014-12-11 2019-05-15 キヤノン株式会社 撮像装置および制御方法とプログラム
JP2018031877A (ja) * 2016-08-24 2018-03-01 オリンパス株式会社 撮像装置および焦点調節方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007180629A (ja) 2005-12-27 2007-07-12 Samsung Techwin Co Ltd カメラ
JP2008170932A (ja) 2006-12-11 2008-07-24 Ricoh Co Ltd 撮像装置および撮像装置の露出制御方法
JP2009164677A (ja) 2007-12-28 2009-07-23 Panasonic Corp 露出制御装置
JP2013013041A (ja) 2011-06-29 2013-01-17 Lg Innotek Co Ltd 適応型自動露出制御方法

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US11727716B2 (en) 2023-08-15
US20210271868A1 (en) 2021-09-02
JP2021136671A (ja) 2021-09-13

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