GB2304015B - Method and apparatus for uniformly scaling a digital image - Google Patents

Method and apparatus for uniformly scaling a digital image

Info

Publication number
GB2304015B
GB2304015B GB9611306A GB9611306A GB2304015B GB 2304015 B GB2304015 B GB 2304015B GB 9611306 A GB9611306 A GB 9611306A GB 9611306 A GB9611306 A GB 9611306A GB 2304015 B GB2304015 B GB 2304015B
Authority
GB
United Kingdom
Prior art keywords
digital image
uniformly scaling
scaling
uniformly
digital
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.)
Expired - Fee Related
Application number
GB9611306A
Other versions
GB9611306D0 (en
GB2304015A (en
Inventor
Rong-Fuh Shyu
Feng-Ling Chang
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.)
Winbond Electronics Corp
Original Assignee
Winbond Electronics Corp
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 Winbond Electronics Corp filed Critical Winbond Electronics Corp
Publication of GB9611306D0 publication Critical patent/GB9611306D0/en
Publication of GB2304015A publication Critical patent/GB2304015A/en
Application granted granted Critical
Publication of GB2304015B publication Critical patent/GB2304015B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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 transformations in the plane of the image
    • G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
    • G06T3/4007—Scaling of whole images or parts thereof, e.g. expanding or contracting based on interpolation, e.g. bilinear interpolation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/2628—Alteration of picture size, shape, position or orientation, e.g. zooming, rotation, rolling, perspective, translation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
GB9611306A 1995-07-25 1995-07-25 Method and apparatus for uniformly scaling a digital image Expired - Fee Related GB2304015B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9515266A GB2304014B (en) 1995-07-25 1995-07-25 Method and apparatus for uniformly scaling a digital image

Publications (3)

Publication Number Publication Date
GB9611306D0 GB9611306D0 (en) 1996-07-31
GB2304015A GB2304015A (en) 1997-03-05
GB2304015B true GB2304015B (en) 1997-06-04

Family

ID=10778237

Family Applications (3)

Application Number Title Priority Date Filing Date
GB9611306A Expired - Fee Related GB2304015B (en) 1995-07-25 1995-07-25 Method and apparatus for uniformly scaling a digital image
GB9515266A Expired - Fee Related GB2304014B (en) 1995-07-25 1995-07-25 Method and apparatus for uniformly scaling a digital image
GB9615557A Expired - Lifetime GB2303758B (en) 1995-07-25 1996-07-24 Method and apparatus for uniformly scaling a digital image

Family Applications After (2)

Application Number Title Priority Date Filing Date
GB9515266A Expired - Fee Related GB2304014B (en) 1995-07-25 1995-07-25 Method and apparatus for uniformly scaling a digital image
GB9615557A Expired - Lifetime GB2303758B (en) 1995-07-25 1996-07-24 Method and apparatus for uniformly scaling a digital image

Country Status (1)

Country Link
GB (3) GB2304015B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5847714A (en) * 1996-05-31 1998-12-08 Hewlett Packard Company Interpolation method and apparatus for fast image magnification
US6097434A (en) * 1998-03-25 2000-08-01 Intel Corporation System and method for correcting pixel data in an electronic device
GB2354130B (en) * 1999-09-09 2002-05-15 Inventec Electronics Method for enlarging/reducing digital images

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4282546A (en) * 1979-11-28 1981-08-04 Rca Corporation Television image size altering apparatus
US4558347A (en) * 1983-08-26 1985-12-10 Rca Corporation Progressive scan television system employing vertical detail enhancement
JP2767933B2 (en) * 1989-11-14 1998-06-25 ソニー株式会社 Pixel number conversion circuit
JP2913797B2 (en) * 1990-08-10 1999-06-28 ソニー株式会社 Image scaling processing method

Also Published As

Publication number Publication date
GB9611306D0 (en) 1996-07-31
GB9615557D0 (en) 1996-09-04
GB9515266D0 (en) 1995-09-20
GB2304015A (en) 1997-03-05
GB2304014B (en) 1997-08-20
GB2303758B (en) 1997-08-06
GB2303758A (en) 1997-02-26
GB2304014A (en) 1997-03-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080725