DE69523340T2 - Verfahren und vorrichtung zur kodierung eines videosignals unter verwendung einer bewegungsschätzung mit charakteristischen punkten - Google Patents

Verfahren und vorrichtung zur kodierung eines videosignals unter verwendung einer bewegungsschätzung mit charakteristischen punkten

Info

Publication number
DE69523340T2
DE69523340T2 DE1995623340 DE69523340T DE69523340T2 DE 69523340 T2 DE69523340 T2 DE 69523340T2 DE 1995623340 DE1995623340 DE 1995623340 DE 69523340 T DE69523340 T DE 69523340T DE 69523340 T2 DE69523340 T2 DE 69523340T2
Authority
DE
Germany
Prior art keywords
video signal
feature point
feature points
motion estimation
reference frame
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
DE1995623340
Other languages
English (en)
Other versions
DE69523340D1 (de
Inventor
Mook Jung
Sub Lee
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
Publication of DE69523340D1 publication Critical patent/DE69523340D1/de
Application granted granted Critical
Publication of DE69523340T2 publication Critical patent/DE69523340T2/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
    • H04N19/537—Motion estimation other than block-based
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G06T3/02—Affine transformations
    • 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
    • H04N19/172—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 picture, frame or field

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Processing (AREA)
  • Closed-Circuit Television Systems (AREA)
DE1995623340 1995-03-18 1995-05-06 Verfahren und vorrichtung zur kodierung eines videosignals unter verwendung einer bewegungsschätzung mit charakteristischen punkten Expired - Lifetime DE69523340T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019950005715A KR0181034B1 (ko) 1995-03-18 1995-03-18 특징점 기반 움직임 추정을 이용한 움직임 벡터 검출 방법 및 장치
PCT/KR1995/000050 WO1996029828A1 (en) 1995-03-18 1995-05-06 Method and appartus for encoding a video signal using feature point based motion estimation

Publications (2)

Publication Number Publication Date
DE69523340D1 DE69523340D1 (de) 2001-11-22
DE69523340T2 true DE69523340T2 (de) 2002-05-02

Family

ID=19410078

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1995623340 Expired - Lifetime DE69523340T2 (de) 1995-03-18 1995-05-06 Verfahren und vorrichtung zur kodierung eines videosignals unter verwendung einer bewegungsschätzung mit charakteristischen punkten

Country Status (16)

Country Link
US (1) US5978030A (de)
EP (1) EP0815690B1 (de)
JP (1) JP4187264B2 (de)
KR (1) KR0181034B1 (de)
CN (1) CN1144471C (de)
AT (1) ATE207279T1 (de)
AU (1) AU711311B2 (de)
BR (1) BR9510541A (de)
CA (1) CA2215386C (de)
CZ (1) CZ290297A3 (de)
DE (1) DE69523340T2 (de)
FI (1) FI973715A (de)
NO (1) NO974209L (de)
PL (1) PL177586B1 (de)
TW (1) TW257924B (de)
WO (1) WO1996029828A1 (de)

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Also Published As

Publication number Publication date
CA2215386A1 (en) 1996-09-26
FI973715A (fi) 1997-11-17
JPH11506576A (ja) 1999-06-08
FI973715A0 (fi) 1997-09-17
CZ290297A3 (cs) 1998-02-18
WO1996029828A1 (en) 1996-09-26
TW257924B (en) 1995-09-21
NO974209D0 (no) 1997-09-12
DE69523340D1 (de) 2001-11-22
AU711311B2 (en) 1999-10-07
CN1144471C (zh) 2004-03-31
ATE207279T1 (de) 2001-11-15
KR0181034B1 (ko) 1999-05-01
PL177586B1 (pl) 1999-12-31
PL322302A1 (en) 1998-01-19
BR9510541A (pt) 1998-06-09
JP4187264B2 (ja) 2008-11-26
AU2420695A (en) 1996-10-08
MX9707106A (es) 1997-11-29
EP0815690A1 (de) 1998-01-07
EP0815690B1 (de) 2001-10-17
US5978030A (en) 1999-11-02
CN1178057A (zh) 1998-04-01
CA2215386C (en) 2005-06-21
NO974209L (no) 1997-10-31
KR960036766A (ko) 1996-10-28

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Owner name: DAEWOO ELECTRONICS CORP., SEOUL/SOUL, KR