JP5123713B2 - 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

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Publication number
JP5123713B2
JP5123713B2 JP2008098745A JP2008098745A JP5123713B2 JP 5123713 B2 JP5123713 B2 JP 5123713B2 JP 2008098745 A JP2008098745 A JP 2008098745A JP 2008098745 A JP2008098745 A JP 2008098745A JP 5123713 B2 JP5123713 B2 JP 5123713B2
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JP
Japan
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level
frame
image
correction table
gradation correction
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JP2008098745A
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Japanese (ja)
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JP2009253646A (ja
JP2009253646A5 (enExample
Inventor
明弘 松下
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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 JP2008098745A priority Critical patent/JP5123713B2/ja
Priority to US12/414,286 priority patent/US8290261B2/en
Publication of JP2009253646A publication Critical patent/JP2009253646A/ja
Publication of JP2009253646A5 publication Critical patent/JP2009253646A5/ja
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    • 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
    • G06T5/00—Image enhancement or restoration
    • G06T5/90—Dynamic range modification of images or parts thereof
    • G06T5/92—Dynamic range modification of images or parts thereof based on global image properties
    • 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
    • G06T2207/10016—Video; Image sequence

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Picture Signal Circuits (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Image Processing (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Facsimile Image Signal Circuits (AREA)
JP2008098745A 2008-04-04 2008-04-04 画像処理装置、画像処理方法 Expired - Fee Related JP5123713B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008098745A JP5123713B2 (ja) 2008-04-04 2008-04-04 画像処理装置、画像処理方法
US12/414,286 US8290261B2 (en) 2008-04-04 2009-03-30 Image processing apparatus and image processing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008098745A JP5123713B2 (ja) 2008-04-04 2008-04-04 画像処理装置、画像処理方法

Publications (3)

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JP2009253646A JP2009253646A (ja) 2009-10-29
JP2009253646A5 JP2009253646A5 (enExample) 2011-05-19
JP5123713B2 true JP5123713B2 (ja) 2013-01-23

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JP2008098745A Expired - Fee Related JP5123713B2 (ja) 2008-04-04 2008-04-04 画像処理装置、画像処理方法

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US (1) US8290261B2 (enExample)
JP (1) JP5123713B2 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010161665A (ja) * 2009-01-08 2010-07-22 Renesas Electronics Corp 映像処理装置
US8781248B2 (en) * 2010-01-28 2014-07-15 Stmicroelectronics Asia Pacific Pte. Ltd. Image details preservation and enhancement
KR101166322B1 (ko) * 2010-03-30 2012-07-18 삼성전자주식회사 블랙 레벨 보상 방법 및 장치
US9055305B2 (en) * 2011-01-09 2015-06-09 Mediatek Inc. Apparatus and method of sample adaptive offset for video coding
US9161041B2 (en) * 2011-01-09 2015-10-13 Mediatek Inc. Apparatus and method of efficient sample adaptive offset
JP2012189979A (ja) * 2011-02-25 2012-10-04 Sanyo Electric Co Ltd 表示装置
JP6104680B2 (ja) * 2013-03-21 2017-03-29 株式会社日立国際電気 画像処理装置、撮像装置、監視システム、符号化装置、画像処理方法
WO2019008819A1 (ja) * 2017-07-07 2019-01-10 パナソニックＩｐマネジメント株式会社 映像表示装置及び映像表示方法
US11769234B2 (en) * 2020-10-07 2023-09-26 Qualcomm Incorporated Methods and apparatus for histogram based tone mapping

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0799862B2 (ja) * 1991-03-22 1995-10-25 松下電器産業株式会社 階調補正装置
JP3090021B2 (ja) * 1996-02-14 2000-09-18 富士ゼロックス株式会社 電子文書管理装置
US7289154B2 (en) * 2000-05-10 2007-10-30 Eastman Kodak Company Digital image processing method and apparatus for brightness adjustment of digital images
JP4169188B2 (ja) * 2002-06-03 2008-10-22 株式会社Ｋ−Ｗｉｌｌ 画像処理方法
JP3960142B2 (ja) * 2002-06-24 2007-08-15 セイコーエプソン株式会社 画像表示装置、プロジェクタ、プログラム及び記憶媒体
JP2004032551A (ja) * 2002-06-27 2004-01-29 Seiko Epson Corp 画像処理方法、画像処理装置及びプロジェクタ
JP2004118718A (ja) * 2002-09-27 2004-04-15 Fuji Photo Film Co Ltd シーン変化点検出方法および装置並びにプログラム
JP2004310475A (ja) * 2003-04-08 2004-11-04 Hitachi Ltd 画像処理装置、画像処理を行う携帯電話、および画像処理プログラム
JP2005285071A (ja) * 2004-03-31 2005-10-13 Sanyo Electric Co Ltd 画像処理装置
US7463296B2 (en) * 2004-04-01 2008-12-09 Microsoft Corporation Digital cameras with luminance correction
US7760961B2 (en) * 2004-10-15 2010-07-20 Caba Moldvai Adaptive contrast enhancement
JP2006270417A (ja) * 2005-03-23 2006-10-05 Victor Co Of Japan Ltd 映像信号処理方法及び映像信号処理装置
JP4071800B2 (ja) * 2006-02-13 2008-04-02 シャープ株式会社 動画像再生装置および階調補正装置
JP5196731B2 (ja) 2006-04-20 2013-05-15 キヤノン株式会社 画像処理装置及び画像処理方法
JP2008066839A (ja) * 2006-09-05 2008-03-21 Nikon Corp デジタルカメラ

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Publication number Publication date
US20090252412A1 (en) 2009-10-08
JP2009253646A (ja) 2009-10-29
US8290261B2 (en) 2012-10-16

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