DE69525898D1 - Bewegtbildkodierungs- und -dekodierungsvorrichtung - Google Patents

Bewegtbildkodierungs- und -dekodierungsvorrichtung

Info

Publication number
DE69525898D1
DE69525898D1 DE69525898T DE69525898T DE69525898D1 DE 69525898 D1 DE69525898 D1 DE 69525898D1 DE 69525898 T DE69525898 T DE 69525898T DE 69525898 T DE69525898 T DE 69525898T DE 69525898 D1 DE69525898 D1 DE 69525898D1
Authority
DE
Germany
Prior art keywords
decoding device
image encoding
motion image
motion
encoding
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
DE69525898T
Other languages
English (en)
Other versions
DE69525898T2 (de
Inventor
Masahito Saigusa
Toshio Miki
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.)
NTT Docomo Inc
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
NTT Mobile Communications Networks 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 Nippon Telegraph and Telephone Corp, NTT Mobile Communications Networks Inc filed Critical Nippon Telegraph and Telephone Corp
Application granted granted Critical
Publication of DE69525898D1 publication Critical patent/DE69525898D1/de
Publication of DE69525898T2 publication Critical patent/DE69525898T2/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
    • H04N19/89—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder
    • H04N19/895—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving methods or arrangements for detection of transmission errors at the decoder in combination with error concealment
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods 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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/107—Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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
    • 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
    • H04N19/527—Global motion vector estimation
    • 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
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
DE1995625898 1994-05-30 1995-05-26 Bewegtbildkodierungs- und -dekodierungsvorrichtung Expired - Lifetime DE69525898T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP13943894 1994-05-30
PCT/JP1995/001019 WO1995033341A1 (en) 1994-05-30 1995-05-26 Moving image encoding and decoding device

Publications (2)

Publication Number Publication Date
DE69525898D1 true DE69525898D1 (de) 2002-04-25
DE69525898T2 DE69525898T2 (de) 2002-11-14

Family

ID=15245206

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1995625898 Expired - Lifetime DE69525898T2 (de) 1994-05-30 1995-05-26 Bewegtbildkodierungs- und -dekodierungsvorrichtung

Country Status (5)

Country Link
US (1) US5812198A (de)
EP (1) EP0712252B1 (de)
JP (1) JP2912710B2 (de)
DE (1) DE69525898T2 (de)
WO (1) WO1995033341A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6002802A (en) * 1995-10-27 1999-12-14 Kabushiki Kaisha Toshiba Video encoding and decoding apparatus
KR100196872B1 (ko) * 1995-12-23 1999-06-15 전주범 영상 복화화 시스템의 영상 에러 복구 장치
US6633611B2 (en) * 1997-04-24 2003-10-14 Mitsubishi Denki Kabushiki Kaisha Method and apparatus for region-based moving image encoding and decoding
DE19737872A1 (de) * 1997-08-29 1999-03-04 Siemens Ag Verfahren und Vorrichtung zur Fehlerlokalisierung eines Übertragungsfehlers, der bei der Decodierung eines codierten Bildes erkannt wurde
JP3905969B2 (ja) * 1998-01-30 2007-04-18 株式会社東芝 動画像符号化装置および動画像符号化方法
US6304295B1 (en) 1998-09-18 2001-10-16 Sarnoff Corporation Region-based refresh strategy for video compression
US6680973B2 (en) * 2001-03-29 2004-01-20 Koninklijke Philips Electronics N.V. Scalable MPEG-2 video decoder with selective motion compensation
WO2003059789A2 (en) * 2002-01-14 2003-07-24 Carnegie Mellon University Conveyor belt inspection system and method
US6954501B2 (en) * 2003-02-17 2005-10-11 Xvd Corporation Method and apparatus for object based motion compensation
DE102005029127A1 (de) * 2005-06-23 2007-04-19 On Demand Microelectronics Ag Verfahren und Vorrichtung zur optimierten prädiktiven Videocodierung
JP5236634B2 (ja) * 2006-06-20 2013-07-17 ダウ グローバル テクノロジーズ エルエルシー リン酸若しくはホスホン酸塩を用いる非活性化重合触媒の中和

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06101841B2 (ja) * 1984-01-11 1994-12-12 日本電気株式会社 動画像信号の符号化方法およびその装置
FR2599577B1 (fr) * 1986-05-29 1988-08-05 Guichard Jacques Procede de codage par transformation pour la transmission de signaux d'image.
JPS63267080A (ja) * 1987-04-24 1988-11-04 Nippon Telegr & Teleph Corp <Ntt> 映像信号伝送方式
JPH0490648A (ja) * 1990-08-06 1992-03-24 Fujitsu Ltd 符号化送信方式
US5057916A (en) * 1990-11-16 1991-10-15 General Instrument Corporation Method and apparatus for refreshing motion compensated sequential video images
JP2867807B2 (ja) * 1991-08-28 1999-03-10 日本電気株式会社 動画像信号符号化復号化システム
US5369437A (en) * 1991-08-28 1994-11-29 Nec Corporation Time-varying image signal coding/decoding system
EP0557007A2 (de) * 1992-02-15 1993-08-25 Sony Corporation Bildverarbeitungsgerät
FR2690031A1 (fr) * 1992-04-14 1993-10-15 Philips Electronique Lab Dispositif de segmentation d'images.
US5592228A (en) * 1993-03-04 1997-01-07 Kabushiki Kaisha Toshiba Video encoder using global motion estimation and polygonal patch motion estimation
JP2508576B2 (ja) * 1993-04-20 1996-06-19 日本電気株式会社 動画像符号化方式
DE69416717T2 (de) * 1993-05-21 1999-10-07 Nippon Telegraph & Telephone Bewegtbildkoder und -dekoder

Also Published As

Publication number Publication date
DE69525898T2 (de) 2002-11-14
WO1995033341A1 (en) 1995-12-07
JP2912710B2 (ja) 1999-06-28
EP0712252A1 (de) 1996-05-15
EP0712252B1 (de) 2002-03-20
EP0712252A4 (de) 1998-03-18
US5812198A (en) 1998-09-22

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