GB2215552B - Video signal processing - Google Patents

Video signal processing

Info

Publication number
GB2215552B
GB2215552B GB8805417A GB8805417A GB2215552B GB 2215552 B GB2215552 B GB 2215552B GB 8805417 A GB8805417 A GB 8805417A GB 8805417 A GB8805417 A GB 8805417A GB 2215552 B GB2215552 B GB 2215552B
Authority
GB
United Kingdom
Prior art keywords
signal processing
video signal
video
processing
signal
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 - Lifetime
Application number
GB8805417A
Other versions
GB8805417D0 (en
GB2215552A (en
Inventor
Stephen Mark Keating
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to GB8805417A priority Critical patent/GB2215552B/en
Publication of GB8805417D0 publication Critical patent/GB8805417D0/en
Priority to JP1055909A priority patent/JPH01272269A/en
Publication of GB2215552A publication Critical patent/GB2215552A/en
Application granted granted Critical
Publication of GB2215552B publication Critical patent/GB2215552B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/60—Rotation of whole images or parts thereof
    • G06T3/606—Rotation of whole images or parts thereof by memory addressing or mapping
    • 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)
  • Studio Circuits (AREA)
GB8805417A 1988-03-08 1988-03-08 Video signal processing Expired - Lifetime GB2215552B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8805417A GB2215552B (en) 1988-03-08 1988-03-08 Video signal processing
JP1055909A JPH01272269A (en) 1988-03-08 1989-03-08 Video signal processing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8805417A GB2215552B (en) 1988-03-08 1988-03-08 Video signal processing

Publications (3)

Publication Number Publication Date
GB8805417D0 GB8805417D0 (en) 1988-04-07
GB2215552A GB2215552A (en) 1989-09-20
GB2215552B true GB2215552B (en) 1992-04-01

Family

ID=10633001

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8805417A Expired - Lifetime GB2215552B (en) 1988-03-08 1988-03-08 Video signal processing

Country Status (2)

Country Link
JP (1) JPH01272269A (en)
GB (1) GB2215552B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2632470B1 (en) * 1988-06-07 1990-08-03 Thomson Video Equip DEVICE FOR DIGITAL PROCESSING OF IMAGES FOR OBTAINING SPECIAL GEOMETRIC EFFECTS
GB9000674D0 (en) * 1990-01-12 1990-03-14 Questech Ltd Improvements in and relating to the production of digital video effects
EP0497428B1 (en) * 1991-01-31 1997-09-03 Matsushita Electric Works, Ltd. Interphone with television
EP0618719B1 (en) * 1993-03-30 1999-08-25 Koninklijke Philips Electronics N.V. X-ray examination apparatus with an imaging arrangement having a plurality of image sensors

Also Published As

Publication number Publication date
GB8805417D0 (en) 1988-04-07
JPH01272269A (en) 1989-10-31
GB2215552A (en) 1989-09-20

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20080307