JP6079549B2 - 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
JP6079549B2
JP6079549B2 JP2013214600A JP2013214600A JP6079549B2 JP 6079549 B2 JP6079549 B2 JP 6079549B2 JP 2013214600 A JP2013214600 A JP 2013214600A JP 2013214600 A JP2013214600 A JP 2013214600A JP 6079549 B2 JP6079549 B2 JP 6079549B2
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Japan
Prior art keywords
luminance value
value
correction
pixel
image
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JP2013214600A
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English (en)
Japanese (ja)
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JP2015080019A5 (enExample
JP2015080019A (ja
Inventor
太郎 市坪
太郎 市坪
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.)
Sony Corp
Original Assignee
Sony Corp
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Publication date
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP2013214600A priority Critical patent/JP6079549B2/ja
Priority to US14/509,134 priority patent/US9179163B2/en
Publication of JP2015080019A publication Critical patent/JP2015080019A/ja
Publication of JP2015080019A5 publication Critical patent/JP2015080019A5/ja
Application granted granted Critical
Publication of JP6079549B2 publication Critical patent/JP6079549B2/ja
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/65—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using error resilience
    • 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
    • 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
    • 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
    • H04N1/4076—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on references outside the picture
    • H04N1/4078—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on references outside the picture using gradational references, e.g. grey-scale test pattern analysis
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • 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
    • H04N23/88—Camera processing pipelines; Components thereof for processing colour signals for colour balance, e.g. white-balance circuits or colour temperature control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/20—Circuitry for controlling amplitude response
    • H04N5/202—Gamma control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Image Processing (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
JP2013214600A 2013-10-15 2013-10-15 画像処理装置、画像処理方法 Active JP6079549B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2013214600A JP6079549B2 (ja) 2013-10-15 2013-10-15 画像処理装置、画像処理方法
US14/509,134 US9179163B2 (en) 2013-10-15 2014-10-08 Device and method for processing image

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013214600A JP6079549B2 (ja) 2013-10-15 2013-10-15 画像処理装置、画像処理方法

Publications (3)

Publication Number Publication Date
JP2015080019A JP2015080019A (ja) 2015-04-23
JP2015080019A5 JP2015080019A5 (enExample) 2016-02-25
JP6079549B2 true JP6079549B2 (ja) 2017-02-15

Family

ID=52809733

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013214600A Active JP6079549B2 (ja) 2013-10-15 2013-10-15 画像処理装置、画像処理方法

Country Status (2)

Country Link
US (1) US9179163B2 (enExample)
JP (1) JP6079549B2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015076140A1 (ja) * 2013-11-20 2015-05-28 京セラドキュメントソリューションズ株式会社 画像圧縮伸張装置および画像形成装置
JP5932068B1 (ja) * 2015-01-06 2016-06-08 オリンパス株式会社 画像処理装置、撮像装置、画像処理方法、画像処理プログラム
CN105159638B (zh) * 2015-08-06 2019-06-04 京东方科技集团股份有限公司 一种数据传输方法、数据传输系统和便携式显示装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5838455A (en) * 1919-05-11 1998-11-17 Minolta Co., Ltd. Image processor with image data compression capability
JPH04326255A (ja) * 1991-04-25 1992-11-16 Canon Inc 画像符号化方法及び装置
JPH07250326A (ja) * 1994-03-10 1995-09-26 N T T Data Tsushin Kk 画像符号化方式
JP3697997B2 (ja) * 2000-02-18 2005-09-21 ソニー株式会社 画像表示装置と階調補正データ作成方法
JP3992490B2 (ja) * 2001-12-13 2007-10-17 オリンパス株式会社 撮像装置及び撮像方法
JP4047306B2 (ja) * 2003-07-15 2008-02-13 キヤノン株式会社 補正値の決定方法、表示装置の製造方法
US8503542B2 (en) * 2004-03-18 2013-08-06 Sony Corporation Methods and apparatus to reduce blocking noise and contouring effect in motion compensated compressed video
US7590299B2 (en) 2004-06-10 2009-09-15 Samsung Electronics Co., Ltd. Increasing gamma accuracy in quantized systems
JP5044886B2 (ja) * 2004-10-15 2012-10-10 パナソニック株式会社 ブロックノイズ低減装置および画像表示装置
JP4462117B2 (ja) * 2005-06-07 2010-05-12 日本電気株式会社 画像処理装置、画像処理システムおよび画像処理方法
WO2010043922A1 (en) * 2008-10-17 2010-04-22 Trellis Management Co., Ltd. High dynamic range texture and video coding
WO2012140904A1 (ja) * 2011-04-15 2012-10-18 パナソニック株式会社 画像圧縮装置、画像圧縮方法、集積回路、プログラムおよび映像表示装置

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Publication number Publication date
US9179163B2 (en) 2015-11-03
US20150104109A1 (en) 2015-04-16
JP2015080019A (ja) 2015-04-23

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