DE69719604D1 - System und Verfahren zur Bewegungsschätzung im DCT-Bereich mit verbessertem Wirkungsgrad - Google Patents

System und Verfahren zur Bewegungsschätzung im DCT-Bereich mit verbessertem Wirkungsgrad

Info

Publication number
DE69719604D1
DE69719604D1 DE69719604T DE69719604T DE69719604D1 DE 69719604 D1 DE69719604 D1 DE 69719604D1 DE 69719604 T DE69719604 T DE 69719604T DE 69719604 T DE69719604 T DE 69719604T DE 69719604 D1 DE69719604 D1 DE 69719604D1
Authority
DE
Germany
Prior art keywords
motion estimation
improved efficiency
dct area
dct
area
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
DE69719604T
Other languages
English (en)
Inventor
Mody Lempel
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.)
LSI Corp
Original Assignee
LSI Logic Corp
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 LSI Logic Corp filed Critical LSI Logic Corp
Application granted granted Critical
Publication of DE69719604D1 publication Critical patent/DE69719604D1/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
    • H04N19/50—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
    • 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
    • H04N19/547—Motion estimation performed in a transform domain
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/262—Analysis of motion using transform domain methods, e.g. Fourier domain methods
    • 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
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Theoretical Computer Science (AREA)
  • Discrete Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69719604T 1996-06-07 1997-06-05 System und Verfahren zur Bewegungsschätzung im DCT-Bereich mit verbessertem Wirkungsgrad Expired - Lifetime DE69719604D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/660,423 US5796434A (en) 1996-06-07 1996-06-07 System and method for performing motion estimation in the DCT domain with improved efficiency

Publications (1)

Publication Number Publication Date
DE69719604D1 true DE69719604D1 (de) 2003-04-17

Family

ID=24649488

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69719604T Expired - Lifetime DE69719604D1 (de) 1996-06-07 1997-06-05 System und Verfahren zur Bewegungsschätzung im DCT-Bereich mit verbessertem Wirkungsgrad

Country Status (5)

Country Link
US (1) US5796434A (de)
EP (1) EP0811951B1 (de)
JP (1) JP4082525B2 (de)
KR (1) KR980007762A (de)
DE (1) DE69719604D1 (de)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2914320B2 (ja) * 1996-09-06 1999-06-28 日本電気株式会社 モジュール切り替え型画像圧縮・再生装置
US6233017B1 (en) * 1996-09-16 2001-05-15 Microsoft Corporation Multimedia compression system with adaptive block sizes
GB2318472B (en) * 1996-10-09 2000-11-15 Sony Uk Ltd Processing encoded signals
US6859495B1 (en) * 1996-10-31 2005-02-22 Mitsubishi Electric Research Laboratories, Inc. Digital video format converter and method therefor
US6144698A (en) * 1996-10-31 2000-11-07 Mitsubishi Electric Information Technology Center America, Inc. (Ita) Digital video decoder and method of decoding a digital video signal
US6028635A (en) 1996-12-03 2000-02-22 Stmicroelectronics, Inc. Reducing the memory required for decompression by storing compressed information using DCT based techniques
JP3930935B2 (ja) * 1997-02-28 2007-06-13 三菱電機株式会社 画像処理装置
US6728775B1 (en) 1997-03-17 2004-04-27 Microsoft Corporation Multiple multicasting of multimedia streams
KR100234264B1 (ko) * 1997-04-15 1999-12-15 윤종용 타겟윈도우 이동을 통한 블록 매칭방법
US6115070A (en) * 1997-06-12 2000-09-05 International Business Machines Corporation System and method for DCT domain inverse motion compensation using shared information
JP4010024B2 (ja) * 1997-09-02 2007-11-21 ソニー株式会社 圧縮動画像信号のデコード装置
US6335950B1 (en) * 1997-10-14 2002-01-01 Lsi Logic Corporation Motion estimation engine
US6937659B1 (en) * 1997-11-14 2005-08-30 Ac Capital Management, Inc. Apparatus and method for compressing video information
US6788882B1 (en) * 1998-04-17 2004-09-07 Timesurf, L.L.C. Systems and methods for storing a plurality of video streams on re-writable random-access media and time-and channel- based retrieval thereof
US6125212A (en) * 1998-04-29 2000-09-26 Hewlett-Packard Company Explicit DST-based filter operating in the DCT domain
US6477706B1 (en) 1998-05-01 2002-11-05 Cogent Technology, Inc. Cable television system using transcoding method
US6128047A (en) * 1998-05-20 2000-10-03 Sony Corporation Motion estimation process and system using sparse search block-matching and integral projection
US6463164B1 (en) * 1998-08-20 2002-10-08 Lucent Technologies Inc. Motion vector estimation based on statistical features of an image frame
US6697525B1 (en) * 1998-10-02 2004-02-24 Parthusceva Ltd. System method and apparatus for performing a transform on a digital image
EP1157559A4 (de) * 1998-11-03 2002-01-23 Bops Inc Verfahren und vorrichtung zur verbesserten bewegungsschätzung für die videokodierung
US6697427B1 (en) * 1998-11-03 2004-02-24 Pts Corporation Methods and apparatus for improved motion estimation for video encoding
US6330366B1 (en) 1998-12-21 2001-12-11 Intel Corporation Method and apparatus for buffer management in video processing
US6697061B1 (en) * 1999-01-21 2004-02-24 Hewlett-Packard Development Company, L.P. Image compression featuring selective re-use of prior compression data
US6625216B1 (en) * 1999-01-27 2003-09-23 Matsushita Electic Industrial Co., Ltd. Motion estimation using orthogonal transform-domain block matching
US7542068B2 (en) * 2000-01-13 2009-06-02 Polycom, Inc. Method and system for controlling multimedia video communication
US6300973B1 (en) 2000-01-13 2001-10-09 Meir Feder Method and system for multimedia communication control
US6868186B1 (en) 2000-07-13 2005-03-15 Ceva D.S.P. Ltd. Visual lossless image compression
JP4140202B2 (ja) * 2001-02-28 2008-08-27 三菱電機株式会社 移動物体検出装置
ES2194807T3 (es) * 2001-05-04 2003-12-01 Compushack Production Electron Metodo de deteccion de un movimiento a partir de una secuencia de imagenes digitales.
CN100553338C (zh) * 2002-07-15 2009-10-21 株式会社日立制作所 动态图像编码方法
US7292634B2 (en) * 2002-09-24 2007-11-06 Matsushita Electric Industrial Co., Ltd. Image coding method and apparatus
US7519115B2 (en) * 2003-03-31 2009-04-14 Duma Video, Inc. Video compression method and apparatus
KR100510137B1 (ko) * 2003-04-30 2005-08-26 삼성전자주식회사 고속 움직임 추정을 위한 참조 픽쳐 및 블록 모드 결정방법, 그 장치, 블록 모드 결정 방법 및 그 장치
AU2003240778A1 (en) * 2003-05-02 2004-11-23 Universite De Neuchatel Image processing method and system
EP1480170A1 (de) * 2003-05-20 2004-11-24 Mitsubishi Electric Information Technology Centre Europe B.V. Verfahren und Gerät zur Bildverarbeitung
KR100517504B1 (ko) * 2003-07-01 2005-09-28 삼성전자주식회사 Ｂ-픽처의 움직임 보상 모드 결정방법 및 장치
US7782940B2 (en) * 2003-08-01 2010-08-24 Polycom, Inc. Methods for encoding or decoding in a videoconference system to reduce problems associated with noisy image acquisition
KR100505699B1 (ko) * 2003-08-12 2005-08-03 삼성전자주식회사 실시간 가변 비트율 제어로 화질을 개선시키는 비디오인코더의 인코딩율 제어기, 이를 구비한 비디오 데이터전송 시스템 및 그 방법
US7412003B2 (en) * 2003-09-17 2008-08-12 Texas Instruments Incorporated Transcoders and methods
KR100621004B1 (ko) * 2003-10-13 2006-09-08 엘지전자 주식회사 이동통신 시스템에서의 매크로블록 추출 방법
US20050105612A1 (en) * 2003-11-14 2005-05-19 Sung Chih-Ta S. Digital video stream decoding method and apparatus
US20050201458A1 (en) * 2004-03-12 2005-09-15 Pinnacle Systems, Inc. Image encoding system and method
US7653255B2 (en) 2004-06-02 2010-01-26 Adobe Systems Incorporated Image region of interest encoding
US20060002471A1 (en) * 2004-06-30 2006-01-05 Lippincott Louis A Motion estimation unit
US20060023787A1 (en) * 2004-07-27 2006-02-02 Microsoft Corporation System and method for on-line multi-view video compression
US20060104352A1 (en) * 2004-11-17 2006-05-18 Princeton Technology Corporation Block matching in frequency domain for motion estimation
JP2006146672A (ja) 2004-11-22 2006-06-08 Toshiba Corp データ処理装置及びデータ処理方法
US8069466B2 (en) * 2005-08-04 2011-11-29 Nds Limited Advanced digital TV system
KR20080096768A (ko) * 2006-02-06 2008-11-03 톰슨 라이센싱 사용 가능한 움직임 정보를 비디오 인코딩을 위한 움직임추정 예측자로서 재사용하는 방법 및 장치
KR100708206B1 (ko) * 2006-06-22 2007-04-18 삼성전자주식회사 동영상 복호화 방법과 그 장치
DE102006050850B4 (de) * 2006-10-27 2009-01-02 Locanis Ag Verfahren und Vorrichtung zur Wegmessung
US20080126278A1 (en) * 2006-11-29 2008-05-29 Alexander Bronstein Parallel processing motion estimation for H.264 video codec
US7924316B2 (en) 2007-03-14 2011-04-12 Aptina Imaging Corporation Image feature identification and motion compensation apparatus, systems, and methods
US7920746B2 (en) 2007-04-23 2011-04-05 Aptina Imaging Corporation Compressed domain image summation apparatus, systems, and methods
JP5125329B2 (ja) * 2007-08-31 2013-01-23 富士通セミコンダクター株式会社 符号化装置と符号化方法、および復号化装置と復号化方法
US8654833B2 (en) * 2007-09-26 2014-02-18 Qualcomm Incorporated Efficient transformation techniques for video coding
CN102057559B (zh) * 2008-04-04 2015-04-22 惠普开发有限公司 具有独立补偿逻辑的直流至直流转换器
US20100098169A1 (en) * 2008-10-16 2010-04-22 Texas Instruments Incorporated Method and apparatus for motion estimation using compressed reference frame
GB0906058D0 (en) * 2009-04-07 2009-05-20 Nokia Corp An apparatus
US8515933B2 (en) * 2009-08-18 2013-08-20 Industrial Technology Research Institute Video search method, video search system, and method thereof for establishing video database
TWI443534B (zh) * 2009-08-18 2014-07-01 Ind Tech Res Inst 使用動態向量的視訊搜尋方法及其裝置
US8805862B2 (en) * 2009-08-18 2014-08-12 Industrial Technology Research Institute Video search method using motion vectors and apparatus thereof
JP5375676B2 (ja) * 2010-03-04 2013-12-25 富士通株式会社 画像処理装置、画像処理方法、および画像処理プログラム
CN107454421B (zh) 2010-12-13 2020-12-29 韩国电子通信研究院 基于帧间预测对视频信号进行解码的方法
US20140092969A1 (en) * 2012-10-01 2014-04-03 Mediatek Inc. Method and Apparatus for Data Reduction of Intermediate Data Buffer in Video Coding System
US11057637B1 (en) * 2020-01-29 2021-07-06 Mellanox Technologies, Ltd. Efficient video motion estimation by reusing a reference search region

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2549479B2 (ja) * 1991-12-06 1996-10-30 日本電信電話株式会社 動き補償フレーム間帯域分割符号化処理方法
KR0166716B1 (ko) * 1992-06-18 1999-03-20 강진구 블럭 dpcm을 이용한 부호화/복호화방법 및 장치
US5301019A (en) * 1992-09-17 1994-04-05 Zenith Electronics Corp. Data compression system having perceptually weighted motion vectors
US5537155A (en) * 1994-04-29 1996-07-16 Motorola, Inc. Method for estimating motion in a video sequence

Also Published As

Publication number Publication date
EP0811951A3 (de) 1999-09-15
EP0811951B1 (de) 2003-03-12
JPH10136382A (ja) 1998-05-22
JP4082525B2 (ja) 2008-04-30
US5796434A (en) 1998-08-18
EP0811951A2 (de) 1997-12-10
KR980007762A (ko) 1998-03-30

Similar Documents

Publication Publication Date Title
DE69719604D1 (de) System und Verfahren zur Bewegungsschätzung im DCT-Bereich mit verbessertem Wirkungsgrad
DE69920429D1 (de) Bewegungsschätzungssystem und -verfahren
DE856937T1 (de) System zur Ermittlung der Kommutierungsposition und Verfahren
DE69814454D1 (de) Verbundwerkstoff mit elastischen abschnitten und verfahren zu seiner herstellung
ATE201627T1 (de) Rasiersystem und verfahren
DE69733912D1 (de) Computersystem mit Wiederaufnahmefunktion und Verfahren dafür
DE69923856D1 (de) Verfahren und vorrichtung zur wirkungsgradverbesserung des verbindungsaufbaues im multimedia- kommunikationssystem
DE69531080T2 (de) System und Verfahren zur Bildkompression
BR9601257A (pt) Sistema de televisão e método para uso em sistema de televisão
ATE227644T1 (de) Verfahren und vorrichtung zur vorbeugung von kleinen lechern im zone-laminats
DE69714879T2 (de) Verbindungssystem mit zugehörigem Verfahren
DE69712676D1 (de) Verfahren zur Videokodierung
DE69830979D1 (de) Verfahren und vorrichtung zur videocodierung mit variabler bitrate
DE69719164D1 (de) Verfahren und Gerät zur Änderung von Bildern in Rechnersystemen
ID27799A (id) Metode untuk pembuatan sikat dan sikat yang dibuat sesuai denganmetode tersebut
IL135731A0 (en) Composite trellis system and method
BR9606196A (pt) Sistema de moldagem e método de moldagem
DE69713923D1 (de) System und Verfahren zur digitalen Bildkompression mit Bewegungsschätzung
DE69918877D1 (de) Bildbearbeitungsverfahren zur Bewegungsschätzung in einer Bildsequenz
DE59607782D1 (de) Verfahren zur erkennung bewegter objekte in zeitlich aufeinander folgenden bildern
DE69720131D1 (de) System und Verfahren zur Perspektivetransformation
DE69822975D1 (de) Verfahren und Vorrichtung zur Kodierung/Dekodierung von Bewegtbildern
DE69738152D1 (de) Photovoltaisches Bauelement und Verfahren zur Herstellung desselben
DE69710842T2 (de) Verfahren und Einrichtung zur Ruhestrombestimmung
DE69838432D1 (de) Trinkwasserzusatz fuer voegel sowie verfahren zur verabreichung desselben

Legal Events

Date Code Title Description
8332 No legal effect for de