JP4533327B2 - 画像処理装置及び方法、コンピュータプログラム及び記憶媒体 - Google Patents

画像処理装置及び方法、コンピュータプログラム及び記憶媒体 Download PDF

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Publication number
JP4533327B2
JP4533327B2 JP2006046887A JP2006046887A JP4533327B2 JP 4533327 B2 JP4533327 B2 JP 4533327B2 JP 2006046887 A JP2006046887 A JP 2006046887A JP 2006046887 A JP2006046887 A JP 2006046887A JP 4533327 B2 JP4533327 B2 JP 4533327B2
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Prior art keywords
ground color
area
score
area ratio
calculating
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JP2006046887A
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Japanese (ja)
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JP2007228247A (ja
JP2007228247A5 (enExample
Inventor
宣之 山本
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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 JP2006046887A priority Critical patent/JP4533327B2/ja
Priority to CN2007100788522A priority patent/CN101026677B/zh
Priority to EP07250679.3A priority patent/EP1826720B1/en
Priority to US11/677,881 priority patent/US7860310B2/en
Priority to KR1020070018471A priority patent/KR100838926B1/ko
Publication of JP2007228247A publication Critical patent/JP2007228247A/ja
Publication of JP2007228247A5 publication Critical patent/JP2007228247A5/ja
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/38—Circuits or arrangements for blanking or otherwise eliminating unwanted parts of pictures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
    • H04N1/4072—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original
    • H04N1/4074—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original using histograms
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/194—Segmentation; Edge detection involving foreground-background segmentation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/20—Image preprocessing
    • G06V10/28—Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
    • 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
    • G06T2207/20092—Interactive image processing based on input by user
    • G06T2207/20104—Interactive definition of region of interest [ROI]

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Color Image Communication Systems (AREA)
  • Image Analysis (AREA)
JP2006046887A 2006-02-23 2006-02-23 画像処理装置及び方法、コンピュータプログラム及び記憶媒体 Expired - Fee Related JP4533327B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2006046887A JP4533327B2 (ja) 2006-02-23 2006-02-23 画像処理装置及び方法、コンピュータプログラム及び記憶媒体
CN2007100788522A CN101026677B (zh) 2006-02-23 2007-02-16 图像处理装置和方法
EP07250679.3A EP1826720B1 (en) 2006-02-23 2007-02-19 Image processing apparatus and method, computer program, and storage medium
US11/677,881 US7860310B2 (en) 2006-02-23 2007-02-22 Image processing apparatus and method, computer program, and storage medium
KR1020070018471A KR100838926B1 (ko) 2006-02-23 2007-02-23 화상 처리 장치 및 방법, 컴퓨터 프로그램, 및 기억 매체

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006046887A JP4533327B2 (ja) 2006-02-23 2006-02-23 画像処理装置及び方法、コンピュータプログラム及び記憶媒体

Publications (3)

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JP2007228247A JP2007228247A (ja) 2007-09-06
JP2007228247A5 JP2007228247A5 (enExample) 2008-02-07
JP4533327B2 true JP4533327B2 (ja) 2010-09-01

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JP2006046887A Expired - Fee Related JP4533327B2 (ja) 2006-02-23 2006-02-23 画像処理装置及び方法、コンピュータプログラム及び記憶媒体

Country Status (5)

Country Link
US (1) US7860310B2 (enExample)
EP (1) EP1826720B1 (enExample)
JP (1) JP4533327B2 (enExample)
KR (1) KR100838926B1 (enExample)
CN (1) CN101026677B (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4797959B2 (ja) * 2006-12-11 2011-10-19 ブラザー工業株式会社 画像読取装置
JP2008149685A (ja) 2006-12-20 2008-07-03 Brother Ind Ltd 画像処理装置、画像形成装置、画像処理プログラム、及び画像処理方法
CN102075666B (zh) * 2009-11-25 2018-09-18 惠普开发有限公司 用于从图像去除背景色彩的方法和装置
KR101820715B1 (ko) * 2011-07-20 2018-01-22 에스프린팅솔루션 주식회사 화상형성장치, 인쇄제어단말장치 및 그 화상형성방법
JP6455016B2 (ja) * 2013-08-27 2019-01-23 株式会社リコー 画像検査装置、画像形成システム及び画像検査方法
US20150381895A1 (en) * 2014-04-22 2015-12-31 Lo Mei-Ling Method of Generating Selfie for a Portable Device
JP6633871B2 (ja) * 2015-08-26 2020-01-22 キヤノン株式会社 情報処理装置とその制御方法、及びプログラム
US9602693B1 (en) * 2015-09-28 2017-03-21 Kabushiki Kaisha Toshiba Image processing system and method for removing designated color in an original document
JP2018138359A (ja) * 2017-02-24 2018-09-06 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
JP2020065193A (ja) * 2018-10-18 2020-04-23 シャープ株式会社 画像形成装置、画像処理方法及び画像処理プログラム
CN111079738B (zh) * 2019-11-23 2023-09-29 中国科学院长春光学精密机械与物理研究所 一种图像处理方法、系统及终端设备
CN111355892B (zh) * 2020-03-19 2021-11-16 Tcl移动通信科技（宁波）有限公司 图片拍摄方法、装置、存储介质及电子终端
EP3961471A1 (en) * 2020-08-28 2022-03-02 Siemens Industry Software NV Modifying a finite element mesh

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US5706368A (en) * 1990-12-26 1998-01-06 Canon Kabushiki Kaisha Image processing apparatus and method having detection of background color and encoding of color image data
JPH06203157A (ja) * 1992-10-14 1994-07-22 Fujitsu Ltd カラー画像処理方法および装置
US5630037A (en) * 1994-05-18 1997-05-13 Schindler Imaging, Inc. Method and apparatus for extracting and treating digital images for seamless compositing
JP3478877B2 (ja) * 1994-09-30 2003-12-15 ミノルタ株式会社 画像形成装置
US5831748A (en) * 1994-12-19 1998-11-03 Minolta Co., Ltd. Image processor
JPH11150657A (ja) 1997-11-14 1999-06-02 Fuji Xerox Co Ltd 画像処理方法および画像処理装置ならびに記録媒体
JP3881439B2 (ja) * 1998-01-23 2007-02-14 シャープ株式会社 画像処理装置
US6323957B1 (en) * 1998-06-01 2001-11-27 Xerox Corporation Background noise removal for a low-cost digital color copier
US6839151B1 (en) * 2000-02-02 2005-01-04 Zoran Corporation System and method for color copy image processing
JP2002300363A (ja) * 2001-03-29 2002-10-11 Fuji Photo Film Co Ltd 背景画像設定方法および装置並びに記録媒体
JP4003439B2 (ja) * 2001-11-08 2007-11-07 富士ゼロックス株式会社 画像形成装置および画像形成方法
US6879797B2 (en) * 2003-03-20 2005-04-12 Kabushiki Kaisha Toshiba Image processing apparatus
US7085413B2 (en) * 2003-04-04 2006-08-01 Good News Enterprises Limited Image background detection and removal
JP2004349858A (ja) * 2003-05-20 2004-12-09 Canon Inc 画像処理装置およびそれを用いた文書複製装置
JP3996564B2 (ja) * 2003-09-22 2007-10-24 シャープ株式会社 下地検出方法、画像処理方法、プログラム、記録媒体、画像処理装置、および画像形成装置
JP4101169B2 (ja) * 2003-12-26 2008-06-18 キヤノン株式会社 画像処理装置及び画像処理方法及びコンピュータプログラム
KR20050073189A (ko) * 2004-01-09 2005-07-13 삼성전자주식회사 이미지 스캐닝 방법 및 장치
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JP5047051B2 (ja) * 2008-05-02 2012-10-10 キヤノン株式会社 画像処理装置及び画像符号化方法

Also Published As

Publication number Publication date
CN101026677A (zh) 2007-08-29
US20070196014A1 (en) 2007-08-23
EP1826720A1 (en) 2007-08-29
JP2007228247A (ja) 2007-09-06
KR100838926B1 (ko) 2008-06-16
US7860310B2 (en) 2010-12-28
CN101026677B (zh) 2010-09-29
KR20070087524A (ko) 2007-08-28
EP1826720B1 (en) 2018-08-15

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