DE69417480T2 - Bestimmung von Bewegungsvektoren in einem Videokodierer mit Bilddezimation - Google Patents

Bestimmung von Bewegungsvektoren in einem Videokodierer mit Bilddezimation

Info

Publication number
DE69417480T2
DE69417480T2 DE69417480T DE69417480T DE69417480T2 DE 69417480 T2 DE69417480 T2 DE 69417480T2 DE 69417480 T DE69417480 T DE 69417480T DE 69417480 T DE69417480 T DE 69417480T DE 69417480 T2 DE69417480 T2 DE 69417480T2
Authority
DE
Germany
Prior art keywords
determination
video encoder
motion vectors
image decimation
decimation
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
DE69417480T
Other languages
English (en)
Other versions
DE69417480D1 (de
Inventor
Keun Hwan Kim
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.)
WiniaDaewoo Co Ltd
Original Assignee
Daewoo Electronics 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 Daewoo Electronics Co Ltd filed Critical Daewoo Electronics Co Ltd
Application granted granted Critical
Publication of DE69417480D1 publication Critical patent/DE69417480D1/de
Publication of DE69417480T2 publication Critical patent/DE69417480T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N19/50—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
    • H04N19/513—Processing of motion vectors
    • 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
    • H04N19/587—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal sub-sampling or interpolation, e.g. decimation or subsequent interpolation of pictures in a video sequence
    • 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
DE69417480T 1993-07-16 1994-07-18 Bestimmung von Bewegungsvektoren in einem Videokodierer mit Bilddezimation Expired - Fee Related DE69417480T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930013514A KR0128860B1 (ko) 1993-07-16 1993-07-16 저비트율의 영상전화 시스템의 부호화장치

Publications (2)

Publication Number Publication Date
DE69417480D1 DE69417480D1 (de) 1999-05-06
DE69417480T2 true DE69417480T2 (de) 1999-07-22

Family

ID=19359469

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69417480T Expired - Fee Related DE69417480T2 (de) 1993-07-16 1994-07-18 Bestimmung von Bewegungsvektoren in einem Videokodierer mit Bilddezimation

Country Status (6)

Country Link
US (1) US5453801A (de)
EP (1) EP0634874B1 (de)
JP (1) JPH0767116A (de)
KR (1) KR0128860B1 (de)
CN (1) CN1112767A (de)
DE (1) DE69417480T2 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07226917A (ja) * 1994-02-14 1995-08-22 Toshiba Corp 画像再生方式及び装置
NO300610B1 (no) * 1994-09-29 1997-06-23 Televerkets Forskningsinstitut Fremgangsmåte for kompresjonskoding av digitale bildevideosignaler, med sammenkoding av blokker fra flere bilder
US5617149A (en) * 1994-11-22 1997-04-01 Electronics And Telecommunications Research Institute Apparatus and method for detecting scene changes using the difference of mad between image frames
EP0720383B1 (de) * 1994-12-30 2000-09-13 Daewoo Electronics Co., Ltd Verfahren und Vorrichtung zur Bewegungsvektorendetektion in einem Bildkodierer mit Bilddezimation
KR0154921B1 (ko) * 1994-12-30 1998-11-16 배순훈 동영상 부호화 장치에 이용하기 위한 움직임 추정기
EP0721284B1 (de) * 1995-01-09 2000-05-03 Daewoo Electronics Co., Ltd Bildverarbeitungssystem unter Verwendung von pixel-zu-pixel Bewegungsschätzung und Bilddezimation
EP0721287A1 (de) * 1995-01-09 1996-07-10 Daewoo Electronics Co., Ltd Verfahren und Vorrichtung zur Kodierung eines Videosignals
EP0722252B1 (de) * 1995-01-16 2004-12-29 Daewoo Electronics Corporation Vorrichtung zur Bewegungsschätzung mit Grenzübereinstimmung
US6061401A (en) * 1995-03-20 2000-05-09 Daewoo Electronics Co., Ltd. Method and apparatus for selectively encoding/decoding a video signal
KR0181027B1 (ko) * 1995-03-20 1999-05-01 배순훈 화소 단위 움직임 추정을 이용하는 영상처리 시스템
US5943096A (en) 1995-03-24 1999-08-24 National Semiconductor Corporation Motion vector based frame insertion process for increasing the frame rate of moving images
GB2301971B (en) * 1995-06-06 1999-10-06 Sony Uk Ltd Video compression
JP3630474B2 (ja) * 1995-07-14 2005-03-16 沖電気工業株式会社 動画像伝送システム及び動画像伝送装置
US6215910B1 (en) * 1996-03-28 2001-04-10 Microsoft Corporation Table-based compression with embedded coding
US6571016B1 (en) 1997-05-05 2003-05-27 Microsoft Corporation Intra compression of pixel blocks using predicted mean
US6404923B1 (en) 1996-03-29 2002-06-11 Microsoft Corporation Table-based low-level image classification and compression system
JP3876392B2 (ja) * 1996-04-26 2007-01-31 富士通株式会社 動きベクトル探索方法
US5721595A (en) * 1996-06-19 1998-02-24 United Microelectronics Corporation Motion estimation block matching process and apparatus for video image processing
US6584226B1 (en) 1997-03-14 2003-06-24 Microsoft Corporation Method and apparatus for implementing motion estimation in video compression
US5903673A (en) * 1997-03-14 1999-05-11 Microsoft Corporation Digital video signal encoder and encoding method
US6115420A (en) * 1997-03-14 2000-09-05 Microsoft Corporation Digital video signal encoder and encoding method
US6639945B2 (en) 1997-03-14 2003-10-28 Microsoft Corporation Method and apparatus for implementing motion detection in video compression
US6118817A (en) * 1997-03-14 2000-09-12 Microsoft Corporation Digital video signal encoder and encoding method having adjustable quantization
US6067322A (en) * 1997-06-04 2000-05-23 Microsoft Corporation Half pixel motion estimation in motion video signal encoding
JP3324556B2 (ja) * 1999-04-13 2002-09-17 日本電気株式会社 映像記録方式
GB2354656A (en) * 1999-06-22 2001-03-28 Snell & Wilcox Ltd Electronic capture of moving images
JP4507742B2 (ja) * 2004-07-27 2010-07-21 富士通株式会社 動画像符号化装置
US7522667B2 (en) * 2005-02-24 2009-04-21 Freescale Semiconductor, Inc. Method and apparatus for dynamic determination of frames required to build a complete picture in an MPEG video stream
JP5365687B2 (ja) * 2009-03-26 2013-12-11 富士通株式会社 情報処理装置およびプログラム
US8755437B2 (en) * 2011-03-17 2014-06-17 Mediatek Inc. Method and apparatus for derivation of spatial motion vector candidate and motion vector prediction candidate

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2625059B1 (fr) * 1987-12-16 1991-08-02 France Etat Procede de sous-echantillonnage dans l'axe du mouvement d'une sequence d'images electroniques
DE3820038A1 (de) * 1988-06-13 1989-12-14 Ant Nachrichtentech Verfahren zur aufbereitung und uebertragung einer bildsequenz
US5134464A (en) * 1990-11-16 1992-07-28 North American Philips Corporation Method and apparatus for the transmission and reception of a multicarrier digital television signal
US5121202A (en) * 1989-05-12 1992-06-09 Nec Corporation Adaptive interframe prediction coded video communications system
JP2885322B2 (ja) * 1990-03-27 1999-04-19 日本ビクター株式会社 フィールド間予測符号化装置及び復号化装置
JPH04177992A (ja) * 1990-11-09 1992-06-25 Victor Co Of Japan Ltd 階層性を有する画像符号化装置
JP2514114B2 (ja) * 1991-01-31 1996-07-10 株式会社グラフィックス・コミュニケーション・テクノロジーズ 動画像符号化装置
JP2866222B2 (ja) * 1991-06-12 1999-03-08 三菱電機株式会社 動き補償予測方式

Also Published As

Publication number Publication date
KR0128860B1 (ko) 1998-04-10
JPH0767116A (ja) 1995-03-10
KR950005038A (ko) 1995-02-18
CN1112767A (zh) 1995-11-29
EP0634874A3 (de) 1995-04-05
EP0634874A2 (de) 1995-01-18
DE69417480D1 (de) 1999-05-06
US5453801A (en) 1995-09-26
EP0634874B1 (de) 1999-03-31

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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