JP4135617B2 - 画像符号化装置及び方法 - Google Patents

画像符号化装置及び方法 Download PDF

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Publication number
JP4135617B2
JP4135617B2 JP2003367809A JP2003367809A JP4135617B2 JP 4135617 B2 JP4135617 B2 JP 4135617B2 JP 2003367809 A JP2003367809 A JP 2003367809A JP 2003367809 A JP2003367809 A JP 2003367809A JP 4135617 B2 JP4135617 B2 JP 4135617B2
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Japan
Prior art keywords
bit
encoding
code amount
code
plane
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Expired - Fee Related
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JP2003367809A
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English (en)
Japanese (ja)
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JP2005110185A5 (enExample
JP2005110185A (ja
Inventor
隆浩 福原
和寿 保坂
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Sony Corp
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Sony Corp
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Priority to JP2003367809A priority Critical patent/JP4135617B2/ja
Priority to US10/933,274 priority patent/US7330598B2/en
Publication of JP2005110185A publication Critical patent/JP2005110185A/ja
Publication of JP2005110185A5 publication Critical patent/JP2005110185A5/ja
Application granted granted Critical
Publication of JP4135617B2 publication Critical patent/JP4135617B2/ja
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/4006—Conversion to or from arithmetic code
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H04N19/64—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission
    • H04N19/645—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets characterised by ordering of coefficients or of bits for transmission by grouping of coefficients into blocks after the transform
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/115—Selection of the code volume for a coding unit prior to coding
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146—Data rate or code amount at the encoder output

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2003367809A 2003-09-08 2003-10-28 画像符号化装置及び方法 Expired - Fee Related JP4135617B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2003367809A JP4135617B2 (ja) 2003-09-08 2003-10-28 画像符号化装置及び方法
US10/933,274 US7330598B2 (en) 2003-09-08 2004-09-03 Image encoding apparatus and method

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003316092 2003-09-08
JP2003367809A JP4135617B2 (ja) 2003-09-08 2003-10-28 画像符号化装置及び方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2008105154A Division JP4379527B2 (ja) 2003-09-08 2008-04-14 符号化装置及び方法

Publications (3)

Publication Number Publication Date
JP2005110185A JP2005110185A (ja) 2005-04-21
JP2005110185A5 JP2005110185A5 (enExample) 2006-11-02
JP4135617B2 true JP4135617B2 (ja) 2008-08-20

Family

ID=34525367

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003367809A Expired - Fee Related JP4135617B2 (ja) 2003-09-08 2003-10-28 画像符号化装置及び方法

Country Status (2)

Country Link
US (1) US7330598B2 (enExample)
JP (1) JP4135617B2 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7483575B2 (en) * 2002-10-25 2009-01-27 Sony Corporation Picture encoding apparatus and method, program and recording medium
JP4090975B2 (ja) 2003-09-30 2008-05-28 株式会社リコー 画像処理装置
GB2429593A (en) 2005-08-26 2007-02-28 Electrosonic Ltd Data compressing using a wavelet compression scheme
JP2008022405A (ja) 2006-07-14 2008-01-31 Sony Corp 画像処理装置および方法、並びに、プログラム
KR101375662B1 (ko) * 2007-08-06 2014-03-18 삼성전자주식회사 이미지 데이터 압축 방법 및 장치
JP5359302B2 (ja) * 2008-03-18 2013-12-04 ソニー株式会社 情報処理装置および方法、並びにプログラム
JP5772623B2 (ja) * 2012-01-20 2015-09-02 富士通株式会社 動画像符号化装置、動画像符号化方法及び動画像符号化プログラム
JP5950157B2 (ja) * 2012-05-18 2016-07-13 ソニー株式会社 画像処理装置および方法、並びに、プログラム
US9992252B2 (en) 2015-09-29 2018-06-05 Rgb Systems, Inc. Method and apparatus for adaptively compressing streaming video
JP7037554B2 (ja) * 2016-05-23 2022-03-16 カカドゥ アール アンド ディー ピーティーワイ リミテッド 画像を圧縮する方法および装置
US11265550B2 (en) * 2018-04-04 2022-03-01 Kakadu R & D Pty Ltd Further improved method and apparatus for image compression
WO2020073098A1 (en) * 2018-10-12 2020-04-16 Kakadu R & D Pty Ltd A method and apparatus for image compression

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5748786A (en) * 1994-09-21 1998-05-05 Ricoh Company, Ltd. Apparatus for compression using reversible embedded wavelets
US6466698B1 (en) * 1999-03-25 2002-10-15 The United States Of America As Represented By The Secretary Of The Navy Efficient embedded image and video compression system using lifted wavelets
JP3743384B2 (ja) 2002-04-19 2006-02-08 ソニー株式会社 画像符号化装置及び方法、並びに画像復号装置及び方法
US7483575B2 (en) 2002-10-25 2009-01-27 Sony Corporation Picture encoding apparatus and method, program and recording medium

Also Published As

Publication number Publication date
US7330598B2 (en) 2008-02-12
US20050084168A1 (en) 2005-04-21
JP2005110185A (ja) 2005-04-21

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