JP6904842B2 - 画像処理装置、画像処理方法 - Google Patents

画像処理装置、画像処理方法 Download PDF

Info

Publication number
JP6904842B2
JP6904842B2 JP2017150550A JP2017150550A JP6904842B2 JP 6904842 B2 JP6904842 B2 JP 6904842B2 JP 2017150550 A JP2017150550 A JP 2017150550A JP 2017150550 A JP2017150550 A JP 2017150550A JP 6904842 B2 JP6904842 B2 JP 6904842B2
Authority
JP
Japan
Prior art keywords
image
reduced
reduced image
edge
pixel
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
JP2017150550A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019028912A (ja
JP2019028912A5 (enExample
Inventor
和浩 矢幡
和浩 矢幡
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 JP2017150550A priority Critical patent/JP6904842B2/ja
Priority to US16/048,894 priority patent/US11151693B2/en
Priority to EP18186395.2A priority patent/EP3438923B1/en
Publication of JP2019028912A publication Critical patent/JP2019028912A/ja
Publication of JP2019028912A5 publication Critical patent/JP2019028912A5/ja
Application granted granted Critical
Publication of JP6904842B2 publication Critical patent/JP6904842B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/13—Edge detection
    • 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
    • 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
    • G06T2207/20212—Image combination
    • G06T2207/20221—Image fusion; Image merging

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP2017150550A 2017-08-03 2017-08-03 画像処理装置、画像処理方法 Active JP6904842B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2017150550A JP6904842B2 (ja) 2017-08-03 2017-08-03 画像処理装置、画像処理方法
US16/048,894 US11151693B2 (en) 2017-08-03 2018-07-30 Image processing apparatus and image processing method for noise reduction
EP18186395.2A EP3438923B1 (en) 2017-08-03 2018-07-30 Image processing apparatus and image processing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017150550A JP6904842B2 (ja) 2017-08-03 2017-08-03 画像処理装置、画像処理方法

Publications (3)

Publication Number Publication Date
JP2019028912A JP2019028912A (ja) 2019-02-21
JP2019028912A5 JP2019028912A5 (enExample) 2020-09-10
JP6904842B2 true JP6904842B2 (ja) 2021-07-21

Family

ID=63244395

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017150550A Active JP6904842B2 (ja) 2017-08-03 2017-08-03 画像処理装置、画像処理方法

Country Status (3)

Country Link
US (1) US11151693B2 (enExample)
EP (1) EP3438923B1 (enExample)
JP (1) JP6904842B2 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10902605B2 (en) * 2018-06-21 2021-01-26 Intel Corporation Apparatus and method for conservative morphological antialiasing with multisampling
JP7262940B2 (ja) * 2018-07-30 2023-04-24 キヤノン株式会社 画像処理装置、撮像装置、画像処理装置の制御方法およびプログラム
US11164293B2 (en) * 2019-01-30 2021-11-02 National Cheng Kung University Adaptive enhancement method for image contrast based on level of detail
CN116071271B (zh) * 2023-03-07 2023-06-02 深圳市熠华智能科技有限公司 一种用于平板电脑的图像捕获的分析方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0298250B1 (de) * 1987-07-10 1992-05-06 Siemens Aktiengesellschaft Flexible Erkennung von Objektstrukturen in Farb- und Grauwertbildern
US7551792B2 (en) * 2003-11-07 2009-06-23 Mitsubishi Electric Research Laboratories, Inc. System and method for reducing ringing artifacts in images
US7345708B2 (en) * 2003-12-23 2008-03-18 Lsi Logic Corporation Method and apparatus for video deinterlacing and format conversion
JP2005190400A (ja) * 2003-12-26 2005-07-14 Seiko Epson Corp 顔画像検出方法及び顔画像検出システム並びに顔画像検出プログラム
US7751641B2 (en) * 2005-04-28 2010-07-06 Imagenomic, Llc Method and system for digital image enhancement
DE102006045718A1 (de) * 2006-09-27 2008-04-10 Siemens Ag Medizinisches System mit einer Erfassungsvorrichtung zum Erfassen eines Objekts mittels Röntgenstrahlen und mit einer Speichervorrichtung und Verfahren
US7889207B2 (en) * 2007-02-08 2011-02-15 Nikon Corporation Image apparatus with image noise compensation
US8120679B2 (en) 2008-08-01 2012-02-21 Nikon Corporation Image processing method
JP5482007B2 (ja) * 2008-10-08 2014-04-23 株式会社ニコン 画像処理方法
CN102292741A (zh) * 2009-01-20 2011-12-21 皇家飞利浦电子股份有限公司 用于生成增强图像的方法和设备
JP5449852B2 (ja) 2009-05-08 2014-03-19 株式会社東芝 超音波診断装置
JP5398365B2 (ja) * 2009-06-09 2014-01-29 キヤノン株式会社 画像処理装置、画像処理方法
JP5719148B2 (ja) 2010-11-10 2015-05-13 キヤノン株式会社 撮像装置及びその制御方法、プログラム
JP2012256202A (ja) * 2011-06-09 2012-12-27 Sony Corp 画像処理装置、および画像処理方法、並びにプログラム
US8589410B2 (en) * 2011-10-18 2013-11-19 Microsoft Corporation Visual search using multiple visual input modalities
JP6253331B2 (ja) * 2012-10-25 2017-12-27 キヤノン株式会社 画像処理装置及び画像処理方法
CN104639800B (zh) 2013-11-08 2017-11-24 华为终端（东莞）有限公司 一种用于图像降噪的方法及终端
US9445007B1 (en) * 2015-02-25 2016-09-13 Qualcomm Incorporated Digital zoom methods and systems

Also Published As

Publication number Publication date
JP2019028912A (ja) 2019-02-21
EP3438923A1 (en) 2019-02-06
US11151693B2 (en) 2021-10-19
EP3438923B1 (en) 2020-09-09
US20190043171A1 (en) 2019-02-07

Similar Documents

Publication Publication Date Title
JP5530563B2 (ja) 高ダイナミックレンジ画像の捕捉及びレンダリング
Parsania et al. A review: Image interpolation techniques for image scaling
EP2164040B1 (en) System and method for high quality image and video upscaling
JP3731577B2 (ja) 画像処理プログラム
JP6818463B2 (ja) 画像処理装置、画像処理方法及びプログラム
JP6904842B2 (ja) 画像処理装置、画像処理方法
JP6293374B2 (ja) 画像処理装置、画像処理方法、プログラム、これを記録した記録媒体、映像撮影装置、及び映像記録再生装置
JP4992433B2 (ja) 画像処理装置、画像処理方法、画像処理方法のプログラム及び画像処理方法のプログラムを記録した記録媒体
JP6493855B2 (ja) 画像処理装置及び画像処理方法
JP5703255B2 (ja) 画像処理装置、画像処理方法およびプログラム
JP6087612B2 (ja) 画像処理装置および画像処理方法
JP5147903B2 (ja) 画像処理装置、画像処理方法、及びプログラム
JP5012967B2 (ja) 画像処理装置及び方法、並びにプログラム
JP2020061080A (ja) 画像処理装置、撮像装置、画像処理方法
US8213736B2 (en) Image processing device and image processing method
US9928577B2 (en) Image correction apparatus and image correction method
CN103685858A (zh) 视频实时处理的方法及设备
JP5832095B2 (ja) 画像処理装置、画像処理方法、及びプログラム
JP7005338B2 (ja) 情報処理装置及びその制御方法及びプログラム
JP6854629B2 (ja) 画像処理装置、画像処理方法
JP6938282B2 (ja) 画像処理装置、画像処理方法及びプログラム
JP6494388B2 (ja) 画像処理装置、画像処理方法、及びプログラム
KR102470242B1 (ko) 영상 처리 장치, 영상 처리 방법, 및 프로그램
JP2005293265A (ja) 画像処理装置及び方法
CN120075622A (zh) Hdr图像的生成方法、装置、存储介质及计算机设备

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20200731

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20200731

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20210309

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20210510

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20210525

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20210624

R151 Written notification of patent or utility model registration

Ref document number: 6904842

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151