GB0019508D0 - Method and apparatus for determining motion vectors in dynamic images - Google Patents

Method and apparatus for determining motion vectors in dynamic images

Info

Publication number
GB0019508D0
GB0019508D0 GBGB0019508.1A GB0019508A GB0019508D0 GB 0019508 D0 GB0019508 D0 GB 0019508D0 GB 0019508 A GB0019508 A GB 0019508A GB 0019508 D0 GB0019508 D0 GB 0019508D0
Authority
GB
United Kingdom
Prior art keywords
motion vectors
dynamic images
determining motion
determining
images
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.)
Withdrawn
Application number
GBGB0019508.1A
Other versions
GB2365246A (en
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.)
GIANT LEAP AHEAD Ltd
Original Assignee
GIANT LEAP AHEAD 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 GIANT LEAP AHEAD Ltd filed Critical GIANT LEAP AHEAD Ltd
Publication of GB0019508D0 publication Critical patent/GB0019508D0/en
Priority to US10/333,275 priority Critical patent/US20040042552A1/en
Priority to AU2001270885A priority patent/AU2001270885A1/en
Priority to PCT/GB2001/003259 priority patent/WO2002009419A2/en
Priority to EP01949770A priority patent/EP1305951A2/en
Publication of GB2365246A publication Critical patent/GB2365246A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/144—Movement detection
    • H04N5/145—Movement estimation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/223—Analysis of motion using block-matching
    • G06T7/238—Analysis of motion using block-matching using non-full search, e.g. three-step search
    • 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
    • H04N19/53—Multi-resolution motion estimation; Hierarchical motion estimation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB0019508A 2000-07-20 2000-08-08 Determining motion vectors using selected pixels from a macroblock Withdrawn GB2365246A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US10/333,275 US20040042552A1 (en) 2000-07-20 2001-07-19 Method and apparatus for determining motion vectors in dynamic images
AU2001270885A AU2001270885A1 (en) 2000-07-20 2001-07-19 Method and apparatus for determining motion vectors in dynamic images
PCT/GB2001/003259 WO2002009419A2 (en) 2000-07-20 2001-07-19 Method and apparatus for determining motion vectors in dynamic images
EP01949770A EP1305951A2 (en) 2000-07-20 2001-07-19 Method and apparatus for determining motion vectors in dynamic images

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2000119205/09A RU2182727C2 (en) 2000-07-20 2000-07-20 Method for searching motion vectors of parts in amplitude images

Publications (2)

Publication Number Publication Date
GB0019508D0 true GB0019508D0 (en) 2000-09-27
GB2365246A GB2365246A (en) 2002-02-13

Family

ID=20238082

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0019508A Withdrawn GB2365246A (en) 2000-07-20 2000-08-08 Determining motion vectors using selected pixels from a macroblock

Country Status (2)

Country Link
GB (1) GB2365246A (en)
RU (1) RU2182727C2 (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7003035B2 (en) 2002-01-25 2006-02-21 Microsoft Corporation Video coding methods and apparatuses
KR100508798B1 (en) * 2002-04-09 2005-08-19 엘지전자 주식회사 Method for predicting bi-predictive block
US20040001546A1 (en) 2002-06-03 2004-01-01 Alexandros Tourapis Spatiotemporal prediction for bidirectionally predictive (B) pictures and motion vector prediction for multi-picture reference motion compensation
US8406301B2 (en) 2002-07-15 2013-03-26 Thomson Licensing Adaptive weighting of reference pictures in video encoding
US7903742B2 (en) 2002-07-15 2011-03-08 Thomson Licensing Adaptive weighting of reference pictures in video decoding
KR100865034B1 (en) 2002-07-18 2008-10-23 엘지전자 주식회사 Method for predicting motion vector
US7154952B2 (en) 2002-07-19 2006-12-26 Microsoft Corporation Timestamp-independent motion vector prediction for predictive (P) and bidirectionally predictive (B) pictures
US7801217B2 (en) 2002-10-01 2010-09-21 Thomson Licensing Implicit weighting of reference pictures in a video encoder
CN1689242B (en) 2002-10-01 2011-09-14 汤姆森许可贸易公司 Implicit weighting of reference pictures in a video decoder
KR100506864B1 (en) 2002-10-04 2005-08-05 엘지전자 주식회사 Method of determining motion vector
US7519115B2 (en) * 2003-03-31 2009-04-14 Duma Video, Inc. Video compression method and apparatus
US8064520B2 (en) 2003-09-07 2011-11-22 Microsoft Corporation Advanced bi-directional predictive coding of interlaced video
WO2005109899A1 (en) 2004-05-04 2005-11-17 Qualcomm Incorporated Method and apparatus for motion compensated frame rate up conversion
WO2006007527A2 (en) 2004-07-01 2006-01-19 Qualcomm Incorporated Method and apparatus for using frame rate up conversion techniques in scalable video coding
RU2377737C2 (en) 2004-07-20 2009-12-27 Квэлкомм Инкорпорейтед Method and apparatus for encoder assisted frame rate up conversion (ea-fruc) for video compression
US8553776B2 (en) 2004-07-21 2013-10-08 QUALCOMM Inorporated Method and apparatus for motion vector assignment
US8634463B2 (en) 2006-04-04 2014-01-21 Qualcomm Incorporated Apparatus and method of enhanced frame interpolation in video compression
US8750387B2 (en) 2006-04-04 2014-06-10 Qualcomm Incorporated Adaptive encoder-assisted frame rate up conversion
US8254455B2 (en) 2007-06-30 2012-08-28 Microsoft Corporation Computing collocated macroblock information for direct mode macroblocks
JP4296218B1 (en) * 2008-02-21 2009-07-15 シャープ株式会社 Video display device
US8189666B2 (en) 2009-02-02 2012-05-29 Microsoft Corporation Local picture identifier and computation of co-located information
KR101522850B1 (en) * 2010-01-14 2015-05-26 삼성전자주식회사 Method and apparatus for encoding/decoding motion vector
CN107580218B (en) * 2011-09-09 2020-05-12 株式会社Kt Method for decoding video signal
RU2493670C2 (en) * 2011-12-15 2013-09-20 Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Национальный исследовательский университет "МИЭТ" Method for block interframe motion compensation for video encoders

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100366141B1 (en) * 1994-01-31 2003-03-03 소니 가부시끼 가이샤 Image Control Method and Apparatus
KR0171120B1 (en) * 1995-04-29 1999-03-20 배순훈 Method and apparatus for determining motion region in video coding technique using feature point based motion compensation
KR100209793B1 (en) * 1995-10-28 1999-07-15 전주범 Apparatus for encoding/decoding a video signals by using feature point based motion estimation
KR100235355B1 (en) * 1997-08-13 1999-12-15 전주범 Improved motion estimator and estimation method thereof
JPH11275587A (en) * 1998-03-20 1999-10-08 Pioneer Electron Corp Motion vector generator, image coder, motion vector generating method and image coding method

Also Published As

Publication number Publication date
GB2365246A (en) 2002-02-13
RU2182727C2 (en) 2002-05-20

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)