DE69722495T2 - Adaptives Abtastverfahren für Wavelet-Videokodierung - Google Patents

Adaptives Abtastverfahren für Wavelet-Videokodierung

Info

Publication number
DE69722495T2
DE69722495T2 DE1997622495 DE69722495T DE69722495T2 DE 69722495 T2 DE69722495 T2 DE 69722495T2 DE 1997622495 DE1997622495 DE 1997622495 DE 69722495 T DE69722495 T DE 69722495T DE 69722495 T2 DE69722495 T2 DE 69722495T2
Authority
DE
Germany
Prior art keywords
video coding
sampling method
adaptive sampling
wavelet video
wavelet
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
DE1997622495
Other languages
English (en)
Other versions
DE69722495D1 (de
Inventor
Sheng Mei Shen
Thiow Keng Tan
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69722495D1 publication Critical patent/DE69722495D1/de
Application granted granted Critical
Publication of DE69722495T2 publication Critical patent/DE69722495T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/129Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/115Selection of the code volume for a coding unit prior to coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/146Data rate or code amount at the encoder output
DE1997622495 1996-03-22 1997-03-21 Adaptives Abtastverfahren für Wavelet-Videokodierung Expired - Fee Related DE69722495T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9328996A JPH09261644A (ja) 1996-03-22 1996-03-22 ウエーブレットビデオ符号化方法

Publications (2)

Publication Number Publication Date
DE69722495D1 DE69722495D1 (de) 2003-07-10
DE69722495T2 true DE69722495T2 (de) 2003-12-18

Family

ID=14078248

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1997622495 Expired - Fee Related DE69722495T2 (de) 1996-03-22 1997-03-21 Adaptives Abtastverfahren für Wavelet-Videokodierung

Country Status (5)

Country Link
US (1) US6055017A (de)
EP (1) EP0797358B1 (de)
JP (1) JPH09261644A (de)
KR (1) KR970068645A (de)
DE (1) DE69722495T2 (de)

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US6553147B2 (en) 1998-10-05 2003-04-22 Sarnoff Corporation Apparatus and method for data partitioning to improving error resilience
EP1118218A4 (de) * 1998-10-05 2004-08-25 Sarnoff Corp Geraet und verfahren zur bildung einer kodiereinheit
EP1119977B1 (de) * 1998-10-05 2013-05-22 Mediatek Inc. Vorrichtung und verfahren der datenunterteilung zur verbesserung der fehlerresistenz
US6970604B1 (en) 1998-10-05 2005-11-29 Media Tek Inc. Apparatus and method for forming a coding unit
KR100317279B1 (ko) * 1998-11-04 2002-01-15 구자홍 무손실부호화방법및장치
KR100404589B1 (ko) * 1998-12-24 2003-12-18 주식회사 대우일렉트로닉스 웨이브릿 변환을 이용한 초저속 동영상 부호화기의 주사 방법
US6351491B1 (en) * 1999-06-23 2002-02-26 Sarnoff Corporation Apparatus and method for optimizing the rate control for multiscale entropy encoding
US6831946B1 (en) * 1999-11-08 2004-12-14 Lg Electronics Inc. Device and method for coding image
KR20010059114A (ko) * 1999-12-30 2001-07-06 박종섭 이미지 센서로부터 출력되는 이미지 데이터의 압축 방법
US20020044695A1 (en) * 2000-05-05 2002-04-18 Bostrom Alistair K. Method for wavelet-based compression of video images
DE10022262A1 (de) * 2000-05-08 2001-12-06 Siemens Ag Verfahren und eine Anordnung zur Codierung bzw. Decodierung einer Folge von Bildern
US6891974B1 (en) * 2001-01-08 2005-05-10 Microsoft Corporation System and method providing improved data compression via wavelet coefficient encoding
US7190840B2 (en) * 2002-01-07 2007-03-13 Hewlett-Packard Development Company, L.P. Transform coefficient compression using multiple scans
US7177477B2 (en) * 2002-03-07 2007-02-13 Aware, Inc. Selective group modeling
US7239754B2 (en) * 2002-07-16 2007-07-03 Hiroshi Akimoto Method, apparatus and system for compressing still images in multipurpose compression systems
US7835596B2 (en) * 2003-12-16 2010-11-16 International Business Machines Corporation Componentized application sharing
KR100657714B1 (ko) 2004-11-11 2006-12-13 주식회사 대우일렉트로닉스 3차원 스캐닝을 이용한 영상데이터 부호화 방법
US8000546B2 (en) * 2008-08-01 2011-08-16 National Cheng Kung University Adaptive scan method for image/video coding
GB2483502B (en) * 2010-09-10 2014-05-07 Imagination Tech Ltd Random accessible lossless parameter data compression for title based 3D computer graphics system
GB2496197A (en) * 2011-11-07 2013-05-08 Sony Corp Frequency Domain Video Data Reordering for Encoding
US11323747B2 (en) * 2013-06-05 2022-05-03 Qualcomm Incorporated Residual differential pulse code modulation (DPCM) extensions and harmonization with transform skip, rotation, and scans
WO2015052388A1 (fr) * 2013-10-10 2015-04-16 Sas I-Ces (Innovative Compression Engineering Solutions) Procede de codage d'une matrice, notamment d'une matrice representative d'une image fixe ou video, utilisant une transformee par ondelettes avec des nombres de niveaux d'ondelettes variant selon l'image, et des facteurs de quantification différents pour chaque niveau d'ondelette

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DE4004857A1 (de) * 1990-02-16 1991-09-12 Bosch Gmbh Robert Einrichtung zur bandbreitenreduzierenden codierung von videosignalen
JP3158458B2 (ja) * 1991-01-31 2001-04-23 日本電気株式会社 階層表現された信号の符号化方式
US5276525A (en) * 1991-03-22 1994-01-04 Bell Communications Research, Inc. Two-dimensional block scanning for subband image and video coding
JPH0665815A (ja) * 1992-08-19 1994-03-08 Kuraray Co Ltd ポリビニルアルコール系偏光繊維及びその製造方法
JP2933457B2 (ja) * 1993-02-18 1999-08-16 日本電気株式会社 ウェーブレット変換符号化方法
GB2281465B (en) * 1993-08-27 1997-06-04 Sony Uk Ltd Image data compression
JPH07274168A (ja) * 1994-04-04 1995-10-20 Matsushita Electric Ind Co Ltd 映像符号化用ウェーブレット係数走査方法
JP3534465B2 (ja) * 1994-12-28 2004-06-07 パイオニア株式会社 サブバンド符号化方法
JPH08186815A (ja) * 1994-12-28 1996-07-16 Pioneer Electron Corp サブバンド符号化方法
US5812788A (en) * 1995-07-21 1998-09-22 Intel Corporation Encoding/decoding video signals using quantization tables based on explicitly encoded base and scale matrices
US5721822A (en) * 1995-07-21 1998-02-24 Intel Corporation Run-length encoding/decoding video signals using scan patterns explicitly encoded into bitstreams
US5808683A (en) * 1995-10-26 1998-09-15 Sony Corporation Subband image coding and decoding
US5777678A (en) * 1995-10-26 1998-07-07 Sony Corporation Predictive sub-band video coding and decoding using motion compensation
GB2306830B (en) * 1995-10-30 2000-05-24 Sony Uk Ltd Video data compression
EP0817494A3 (de) * 1996-06-28 1998-07-22 Oki Electric Industry Co., Ltd. Bildkodierungsverfahren und -vorrichtung

Also Published As

Publication number Publication date
EP0797358A2 (de) 1997-09-24
EP0797358B1 (de) 2003-06-04
DE69722495D1 (de) 2003-07-10
US6055017A (en) 2000-04-25
EP0797358A3 (de) 1998-07-22
JPH09261644A (ja) 1997-10-03
KR970068645A (ko) 1997-10-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee