GB0004848D0 - Apparatus and method for compression of data - Google Patents

Apparatus and method for compression of data

Info

Publication number
GB0004848D0
GB0004848D0 GB0004848A GB0004848A GB0004848D0 GB 0004848 D0 GB0004848 D0 GB 0004848D0 GB 0004848 A GB0004848 A GB 0004848A GB 0004848 A GB0004848 A GB 0004848A GB 0004848 D0 GB0004848 D0 GB 0004848D0
Authority
GB
United Kingdom
Prior art keywords
compression
data
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
GB0004848A
Other versions
GB2353452A (en
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
Original Assignee
Canon Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Publication of GB0004848D0 publication Critical patent/GB0004848D0/en
Publication of GB2353452A publication Critical patent/GB2353452A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformation in the plane of the image
    • G06T3/40—Scaling the whole image or part thereof
    • 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
    • H04N19/186—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 a colour or a chrominance component
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/90—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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Generation (AREA)
GB0004848A 1999-03-02 2000-02-29 Apparatus and method for compression of bit-mapped data Withdrawn GB2353452A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9904770A GB9904770D0 (en) 1999-03-02 1999-03-02 Apparatus and method for compression of data

Publications (2)

Publication Number Publication Date
GB0004848D0 true GB0004848D0 (en) 2000-04-19
GB2353452A GB2353452A (en) 2001-02-21

Family

ID=10848796

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9904770A Ceased GB9904770D0 (en) 1999-03-02 1999-03-02 Apparatus and method for compression of data
GB0004848A Withdrawn GB2353452A (en) 1999-03-02 2000-02-29 Apparatus and method for compression of bit-mapped data

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9904770A Ceased GB9904770D0 (en) 1999-03-02 1999-03-02 Apparatus and method for compression of data

Country Status (1)

Country Link
GB (2) GB9904770D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8243340B2 (en) 2006-02-23 2012-08-14 Microsoft Corporation Pre-processing of image data for enhanced compression
GB2445008B (en) * 2006-12-20 2008-12-31 Sony Comp Entertainment Europe Image compression and/or decompression
US9106936B2 (en) 2012-01-25 2015-08-11 Altera Corporation Raw format image data processing

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2676608B1 (en) * 1991-05-17 1993-09-03 France Telecom COLOR IMAGE CODING METHOD WITH HIGH FILTERING RATE WITHOUT FILTERING, CORRESPONDING DECODING METHOD, ENCODER, DECODER AND APPLICATION.
WO1993014600A1 (en) * 1992-01-21 1993-07-22 Supermac Technology Method and apparatus for compression and decompression of color image data

Also Published As

Publication number Publication date
GB9904770D0 (en) 1999-04-28
GB2353452A (en) 2001-02-21

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)