GB2574332B - Interpolation of images - Google Patents

Interpolation of images Download PDF

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Publication number
GB2574332B
GB2574332B GB1908268.4A GB201908268A GB2574332B GB 2574332 B GB2574332 B GB 2574332B GB 201908268 A GB201908268 A GB 201908268A GB 2574332 B GB2574332 B GB 2574332B
Authority
GB
United Kingdom
Prior art keywords
interpolation
images
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.)
Active
Application number
GB1908268.4A
Other versions
GB2574332A (en
GB201908268D0 (en
Inventor
James Knee Michael
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.)
Grass Valley Ltd
Original Assignee
Grass Valley Ltd
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 Grass Valley Ltd filed Critical Grass Valley Ltd
Priority to GB1908268.4A priority Critical patent/GB2574332B/en
Priority claimed from GB1213158.7A external-priority patent/GB2505872B/en
Publication of GB201908268D0 publication Critical patent/GB201908268D0/en
Publication of GB2574332A publication Critical patent/GB2574332A/en
Application granted granted Critical
Publication of GB2574332B publication Critical patent/GB2574332B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0135—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes
    • 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
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0135—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes
    • H04N7/014—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving interpolation processes involving the use of motion vectors

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Television Systems (AREA)
GB1908268.4A 2012-07-24 2012-07-24 Interpolation of images Active GB2574332B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1908268.4A GB2574332B (en) 2012-07-24 2012-07-24 Interpolation of images

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1213158.7A GB2505872B (en) 2012-07-24 2012-07-24 Interpolation of images
GB1908268.4A GB2574332B (en) 2012-07-24 2012-07-24 Interpolation of images

Publications (3)

Publication Number Publication Date
GB201908268D0 GB201908268D0 (en) 2019-07-24
GB2574332A GB2574332A (en) 2019-12-04
GB2574332B true GB2574332B (en) 2020-05-20

Family

ID=67386151

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1908268.4A Active GB2574332B (en) 2012-07-24 2012-07-24 Interpolation of images

Country Status (1)

Country Link
GB (1) GB2574332B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090195691A1 (en) * 2008-02-04 2009-08-06 Richard Hayden Wyman Method and system for selecting interpolation as a means of trading off judder against interpolation artifacts

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090195691A1 (en) * 2008-02-04 2009-08-06 Richard Hayden Wyman Method and system for selecting interpolation as a means of trading off judder against interpolation artifacts

Also Published As

Publication number Publication date
GB2574332A (en) 2019-12-04
GB201908268D0 (en) 2019-07-24

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