JP4942208B2 - 符号化装置 - Google Patents

符号化装置 Download PDF

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Publication number
JP4942208B2
JP4942208B2 JP2008040983A JP2008040983A JP4942208B2 JP 4942208 B2 JP4942208 B2 JP 4942208B2 JP 2008040983 A JP2008040983 A JP 2008040983A JP 2008040983 A JP2008040983 A JP 2008040983A JP 4942208 B2 JP4942208 B2 JP 4942208B2
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Japan
Prior art keywords
block
quantization
blocks
value
control sensitivity
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Expired - Fee Related
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JP2008040983A
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English (en)
Japanese (ja)
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JP2009200871A (ja
JP2009200871A5 (OSRAM
Inventor
文貴 中山
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
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2008040983A priority Critical patent/JP4942208B2/ja
Priority to US12/256,971 priority patent/US8363719B2/en
Priority to CN2008101735122A priority patent/CN101426135B/zh
Publication of JP2009200871A publication Critical patent/JP2009200871A/ja
Publication of JP2009200871A5 publication Critical patent/JP2009200871A5/ja
Application granted granted Critical
Publication of JP4942208B2 publication Critical patent/JP4942208B2/ja
Priority to US13/736,418 priority patent/US9241159B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2008040983A 2007-10-29 2008-02-22 符号化装置 Expired - Fee Related JP4942208B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2008040983A JP4942208B2 (ja) 2008-02-22 2008-02-22 符号化装置
US12/256,971 US8363719B2 (en) 2007-10-29 2008-10-23 Encoding apparatus, method of controlling thereof, and computer program
CN2008101735122A CN101426135B (zh) 2007-10-29 2008-10-29 编码装置及其控制方法
US13/736,418 US9241159B2 (en) 2007-10-29 2013-01-08 Encoding apparatus, method of controlling thereof, and computer program

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008040983A JP4942208B2 (ja) 2008-02-22 2008-02-22 符号化装置

Publications (3)

Publication Number Publication Date
JP2009200871A JP2009200871A (ja) 2009-09-03
JP2009200871A5 JP2009200871A5 (OSRAM) 2011-03-31
JP4942208B2 true JP4942208B2 (ja) 2012-05-30

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Family Applications (1)

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JP2008040983A Expired - Fee Related JP4942208B2 (ja) 2007-10-29 2008-02-22 符号化装置

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JP (1) JP4942208B2 (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5618128B2 (ja) * 2010-02-22 2014-11-05 ソニー株式会社 符号化装置、符号化方法、およびプログラム
JP6226578B2 (ja) * 2013-06-13 2017-11-08 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム
JP6265724B2 (ja) 2013-12-11 2018-01-24 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3152765B2 (ja) * 1991-10-31 2001-04-03 株式会社東芝 画像符号化装置
JPH05316359A (ja) * 1992-05-14 1993-11-26 Fujitsu Ltd 画像データ符号化装置
JPH10285596A (ja) * 1997-04-09 1998-10-23 Sony Corp 画像符号化装置および方法、ならびに画像符号化制御用プログラムを記録したコンピュータ読み取り可能な記録媒体
JP4392782B2 (ja) * 2001-08-21 2010-01-06 Ｋｄｄｉ株式会社 低レート映像符号化における量子化制御方法
JP4427713B2 (ja) * 2003-09-03 2010-03-10 ソニー株式会社 符号化装置および符号化方法、撮像装置および画像処理方法、並びに、プログラム

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Publication number Publication date
JP2009200871A (ja) 2009-09-03

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