DE69525127D1 - Gerät und Verfahren zur Kodierung und Dekodierung von Bildern unter Verwendung einer Kantensynthese und einer Wavelet-Rücktransformation - Google Patents

Gerät und Verfahren zur Kodierung und Dekodierung von Bildern unter Verwendung einer Kantensynthese und einer Wavelet-Rücktransformation

Info

Publication number
DE69525127D1
DE69525127D1 DE69525127T DE69525127T DE69525127D1 DE 69525127 D1 DE69525127 D1 DE 69525127D1 DE 69525127 T DE69525127 T DE 69525127T DE 69525127 T DE69525127 T DE 69525127T DE 69525127 D1 DE69525127 D1 DE 69525127D1
Authority
DE
Germany
Prior art keywords
encoding
inverse transformation
wavelet inverse
decoding images
edge synthesis
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
DE69525127T
Other languages
English (en)
Other versions
DE69525127T2 (de
Inventor
Shiyu Go
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co 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
Priority claimed from JP6264836A external-priority patent/JPH08123967A/ja
Priority claimed from JP15014295A external-priority patent/JP3308767B2/ja
Application filed by Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Application granted granted Critical
Publication of DE69525127D1 publication Critical patent/DE69525127D1/de
Publication of DE69525127T2 publication Critical patent/DE69525127T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/537—Motion estimation other than block-based
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/39—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability involving multiple description coding [MDC], i.e. with separate layers being structured as independently decodable descriptions of input picture data
DE69525127T 1994-10-28 1995-10-24 Gerät und Verfahren zur Kodierung und Dekodierung von Bildern unter Verwendung einer Kantensynthese und einer Wavelet-Rücktransformation Expired - Lifetime DE69525127T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP6264836A JPH08123967A (ja) 1994-10-28 1994-10-28 画像のエッジ検出装置
JP26483594 1994-10-28
JP15014295A JP3308767B2 (ja) 1994-10-28 1995-06-16 画像符号化復号化装置、画像復号化装置

Publications (2)

Publication Number Publication Date
DE69525127D1 true DE69525127D1 (de) 2002-03-14
DE69525127T2 DE69525127T2 (de) 2002-10-02

Family

ID=27319874

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69525127T Expired - Lifetime DE69525127T2 (de) 1994-10-28 1995-10-24 Gerät und Verfahren zur Kodierung und Dekodierung von Bildern unter Verwendung einer Kantensynthese und einer Wavelet-Rücktransformation

Country Status (4)

Country Link
US (5) US5761341A (de)
EP (1) EP0709809B1 (de)
KR (1) KR100388377B1 (de)
DE (1) DE69525127T2 (de)

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KR101710883B1 (ko) * 2009-11-04 2017-02-28 삼성전자주식회사 필터 정보를 이용한 영상 압축 장치 및 방법과 영상 복원 장치 및 방법
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Also Published As

Publication number Publication date
DE69525127T2 (de) 2002-10-02
US5761341A (en) 1998-06-02
EP0709809B1 (de) 2002-01-23
KR960016579A (ko) 1996-05-22
US5991448A (en) 1999-11-23
EP0709809A3 (de) 1997-02-05
KR100388377B1 (ko) 2003-11-28
US5878172A (en) 1999-03-02
US5949910A (en) 1999-09-07
EP0709809A2 (de) 1996-05-01
US6101277A (en) 2000-08-08

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