GB2304014B - Method and apparatus for uniformly scaling a digital image - Google Patents

Method and apparatus for uniformly scaling a digital image

Info

Publication number
GB2304014B
GB2304014B GB9515266A GB9515266A GB2304014B GB 2304014 B GB2304014 B GB 2304014B GB 9515266 A GB9515266 A GB 9515266A GB 9515266 A GB9515266 A GB 9515266A GB 2304014 B GB2304014 B GB 2304014B
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
GB9515266A
Other versions
GB2304014A (en
GB9515266D0 (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
Priority to GB9515266A priority Critical patent/GB2304014B/en
Priority to GB9611306A priority patent/GB2304015B/en
Publication of GB9515266D0 publication Critical patent/GB9515266D0/en
Priority to GB9615557A priority patent/GB2303758B/en
Publication of GB2304014A publication Critical patent/GB2304014A/en
Application granted granted Critical
Publication of GB2304014B publication Critical patent/GB2304014B/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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Editing Of Facsimile Originals (AREA)
GB9515266A 1995-07-25 1995-07-25 Method and apparatus for uniformly scaling a digital image Expired - Fee Related GB2304014B (en)

Priority Applications (3)

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
GB9611306A GB2304015B (en) 1995-07-25 1995-07-25 Method and apparatus for uniformly scaling a digital image
GB9615557A GB2303758B (en) 1995-07-25 1996-07-24 Method and apparatus for uniformly scaling a digital image

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
GB9515266D0 GB9515266D0 (en) 1995-09-20
GB2304014A GB2304014A (en) 1997-03-05
GB2304014B true GB2304014B (en) 1997-08-20

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 Before (1)

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

Family Applications After (1)

Application Number Title Priority Date Filing Date
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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2064913A (en) * 1979-11-28 1981-06-17 Rca Corp Television image size altering apparatus
US4558347A (en) * 1983-08-26 1985-12-10 Rca Corporation Progressive scan television system employing vertical detail enhancement
US5089893A (en) * 1989-11-14 1992-02-18 Sony Corporation Picture element number converter
US5283651A (en) * 1990-08-10 1994-02-01 Sony Corporation Method for magnifying and reducing an image

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2064913A (en) * 1979-11-28 1981-06-17 Rca Corp Television image size altering apparatus
US4558347A (en) * 1983-08-26 1985-12-10 Rca Corporation Progressive scan television system employing vertical detail enhancement
US5089893A (en) * 1989-11-14 1992-02-18 Sony Corporation Picture element number converter
US5283651A (en) * 1990-08-10 1994-02-01 Sony Corporation Method for magnifying and reducing an image

Also Published As

Publication number Publication date
GB9615557D0 (en) 1996-09-04
GB2303758B (en) 1997-08-06
GB9611306D0 (en) 1996-07-31
GB2304014A (en) 1997-03-05
GB2303758A (en) 1997-02-26
GB2304015B (en) 1997-06-04
GB9515266D0 (en) 1995-09-20
GB2304015A (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