JP2001320709A - 解像度変換装置及び方法 - Google Patents

解像度変換装置及び方法

Info

Publication number
JP2001320709A
JP2001320709A JP2000139513A JP2000139513A JP2001320709A JP 2001320709 A JP2001320709 A JP 2001320709A JP 2000139513 A JP2000139513 A JP 2000139513A JP 2000139513 A JP2000139513 A JP 2000139513A JP 2001320709 A JP2001320709 A JP 2001320709A
Authority
JP
Japan
Prior art keywords
dct
conversion
resolution
unit
converter
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.)
Pending
Application number
JP2000139513A
Other languages
English (en)
Japanese (ja)
Other versions
JP2001320709A5 (enExample
Inventor
Nobuhiro Hoshi
伸宏 星
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
Priority to JP2000139513A priority Critical patent/JP2001320709A/ja
Publication of JP2001320709A publication Critical patent/JP2001320709A/ja
Publication of JP2001320709A5 publication Critical patent/JP2001320709A5/ja
Pending 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
    • G06T3/4084—Scaling of whole images or parts thereof, e.g. expanding or contracting in the transform domain, e.g. fast Fourier transform [FFT] domain scaling

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Image Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2000139513A 2000-05-12 2000-05-12 解像度変換装置及び方法 Pending JP2001320709A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000139513A JP2001320709A (ja) 2000-05-12 2000-05-12 解像度変換装置及び方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000139513A JP2001320709A (ja) 2000-05-12 2000-05-12 解像度変換装置及び方法

Publications (2)

Publication Number Publication Date
JP2001320709A true JP2001320709A (ja) 2001-11-16
JP2001320709A5 JP2001320709A5 (enExample) 2007-06-14

Family

ID=18646942

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000139513A Pending JP2001320709A (ja) 2000-05-12 2000-05-12 解像度変換装置及び方法

Country Status (1)

Country Link
JP (1) JP2001320709A (enExample)

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