JP4731972B2 - 画像符号化方法及び画像符号化装置 - Google Patents

画像符号化方法及び画像符号化装置 Download PDF

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Publication number
JP4731972B2
JP4731972B2 JP2005115523A JP2005115523A JP4731972B2 JP 4731972 B2 JP4731972 B2 JP 4731972B2 JP 2005115523 A JP2005115523 A JP 2005115523A JP 2005115523 A JP2005115523 A JP 2005115523A JP 4731972 B2 JP4731972 B2 JP 4731972B2
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Japan
Prior art keywords
code
encoding
data
quantization
image
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Expired - Fee Related
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JP2005115523A
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English (en)
Japanese (ja)
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JP2006295683A5 (https=
JP2006295683A (ja
Inventor
英人 榊間
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Canon Inc
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Canon Inc
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2005115523A priority Critical patent/JP4731972B2/ja
Priority to US11/399,336 priority patent/US7657107B2/en
Publication of JP2006295683A publication Critical patent/JP2006295683A/ja
Publication of JP2006295683A5 publication Critical patent/JP2006295683A5/ja
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    • 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
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/184—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
    • 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
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • 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
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (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)
JP2005115523A 2005-04-13 2005-04-13 画像符号化方法及び画像符号化装置 Expired - Fee Related JP4731972B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005115523A JP4731972B2 (ja) 2005-04-13 2005-04-13 画像符号化方法及び画像符号化装置
US11/399,336 US7657107B2 (en) 2005-04-13 2006-04-07 Image encoding method and image encoding apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005115523A JP4731972B2 (ja) 2005-04-13 2005-04-13 画像符号化方法及び画像符号化装置

Publications (3)

Publication Number Publication Date
JP2006295683A JP2006295683A (ja) 2006-10-26
JP2006295683A5 JP2006295683A5 (https=) 2009-10-08
JP4731972B2 true JP4731972B2 (ja) 2011-07-27

Family

ID=37108530

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005115523A Expired - Fee Related JP4731972B2 (ja) 2005-04-13 2005-04-13 画像符号化方法及び画像符号化装置

Country Status (2)

Country Link
US (1) US7657107B2 (https=)
JP (1) JP4731972B2 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5397179B2 (ja) * 2009-11-17 2014-01-22 富士通株式会社 データ符号化プログラム、データ復号化プログラムおよび方法
US20110135198A1 (en) * 2009-12-08 2011-06-09 Xerox Corporation Chrominance encoding and decoding of a digital image

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5303058A (en) * 1990-10-22 1994-04-12 Fujitsu Limited Data processing apparatus for compressing and reconstructing image data
JPH0851543A (ja) * 1994-08-08 1996-02-20 Canon Inc 符号化装置及び方法
JPH10215366A (ja) 1997-01-30 1998-08-11 Dainippon Screen Mfg Co Ltd 圧縮画像データの抽出方法およびその装置
EP0905987B1 (en) * 1997-09-26 2005-06-15 Matsushita Electric Industrial Co., Ltd. Image decoding method and apparatus, and data recording medium
US6195026B1 (en) * 1998-09-14 2001-02-27 Intel Corporation MMX optimized data packing methodology for zero run length and variable length entropy encoding
JP2002152050A (ja) * 2000-11-09 2002-05-24 Matsushita Electric Ind Co Ltd 遅延低減装置および方法とその記録媒体
JP3826123B2 (ja) * 2003-09-04 2006-09-27 キヤノン株式会社 画像符号化方法及び装置

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Publication number Publication date
US7657107B2 (en) 2010-02-02
US20060233445A1 (en) 2006-10-19
JP2006295683A (ja) 2006-10-26

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