DK1445960T3 - Fremgangsmåde til kodning af billeder i bevægelse og fremgangsmåde til afkodning af billeder i bevægelse - Google Patents

Fremgangsmåde til kodning af billeder i bevægelse og fremgangsmåde til afkodning af billeder i bevægelse Download PDF

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DK1445960T3
DK1445960T3 DK02780003.6T DK02780003T DK1445960T3 DK 1445960 T3 DK1445960 T3 DK 1445960T3 DK 02780003 T DK02780003 T DK 02780003T DK 1445960 T3 DK1445960 T3 DK 1445960T3
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picture
coding
pictures
block
target
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DK02780003.6T
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Makoto Hagai
Satoshi Kondo
Shinya Kadono
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Panasonic Ip Corp America
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    • 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
    • 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
    • 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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • H—ELECTRICITY
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    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
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    • 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
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    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/109—Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
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    • 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
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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)

Claims (2)

  1. FREMGANGSMÅDE TIL KODNING AF BILLEDER I BEVÆGELSE OG FREMGANGSMÅDE TIL AFKODNING AF BILLEDER ! BEVÆGELSE PATENTKRAV
    1. Kodningsfremgangsmåde til kodning af et mål-B-billede af flere billeder, der udgør et billede i bevægelse, for at generere en bitstrøm, der svarer til måi-B-biiledet, hvilken fremgangsmåde indbefatter: et kodningstrin med, ved kodning af et mål-B-biliede, der skal kodes, kodning af hver blok i mål-B-biiledet i én kodningsmodus blandt l-moduskodning, hvori en blok i mål-B-billedet kodes uden henvisning til andre billeder, P-moduskodning, hvori en blok i mål-B-billedet er prædiktivt kodet med reference til ét allerede kodet billede, og B-moduskodning, hvori en blok i måi-B~biliedet er prædiktivt kodet med reference til to allerede kodede billeder, til at generere første kodede data, kendetegnet ved et kandidatbilledinformationskodningstrin med kodning af informationer, der indikerer, om mål-B-biiledet er kandidat til at være referencebiilede ved kodning af et billede, der følger måi-B-biiledet, til at generere anden kodede data, et referencebilledinformationskodningstrin med, i P-moduskodningen, hvori en blok i mål-B-billedet er prædiktivt kodet, bestemmelse, som referencebiilede, af ét billede blandt allerede kodede billeder, der hvert er indikeret til at være kandidat ti! at være referencebiilede, og kodning af informationerne, der indikerer, at det ene bestemte billede er referencebiilede! i P-moduskodningen, til at generere tredje kodede data, og i B-moduskodningen, hvori en blok i mål-B-billedet er prædiktivt kodet, bestemmelse, som referencebiilede, af to billeder blandt de allerede kodede billeder, der hvert er Indikeret til at være kandidat til at være referencebiilede, og kodning af informationerne, der indikerer, at de to bestemte billeder er referencebiliederne i B-moduskodningen, til at generere tredje kodede data, og et multipleksingtrin med multipleksing af de første kodede data, de anden kodede data, og de tredje kodede data til at generere bitstrømmen,
  2. 2. Kodningsanordning til kodning af et mål-B-billede af flere billeder, der udgør et billede i bevægelse, for at generere en bitstrøm, der svarer til mål-B-billedet, hvilken anordning omfatter: en kodningsenhed, der, ved kodning af et mål-B-billede, der ska! kodes, kan indstilles til at kode hver blok i mål-B-biiledet i én kodningsmodus blandt !-moduskodning, hvori en blok i mål-B-billedet kodes uden henvisning til andre billeder, P-moduskodning, hvori en blok i mål-B-billedet er prædiktivt kodet med reference til ét allerede kodet billede, og B-moduskodning, hvori en blok i mål-B-billedet er prædiktivt kodet med reference til to allerede kodede billeder, til at generere første kodede data, kendetegnet ved en kandidatbiliedinformationskodningsenhed, der kan indstilles til at kode informationer, der indikerer, om mål-B-billedet er kandidat til at være referencebillede ved kodning af et billede, der følger mål-B-billedet, til at generere anden kodede data, en referencebilledinformationskodningsenhed, der kan indstilles til, i P-moduskodningen, hvori en blok i mål-B-biliedet er prædiktivt kodet, at bestemme, som referencebillede, ét billede blandt allerede kodede billeder, der hvert er indikeret til at være kandidat til at være referencebiilede, og til at kode informationerne, der indikerer, at det ene bestemte billede er referencebilledet i P-moduskodningen til at generere tredje kodede data, og i B-moduskodningen, hvori en blok i mål-B-billedet er prædiktivt kodet, til at bestemme, som referencebillede, to billeder blandt de allerede kodede billeder, der hvert er indikeret til at være kandidat til at være referencebiilede, og til at kode informationerne, der indikerer, at de to bestemte biileder er referencebiiiederne i B-moduskodningen tii at generere tredje kodede data, og en muitipieksingenhed, der kan indstilles til at multiplekse de første kodede data, de anden kodede data og de tredje kodede data til at generere bitstrømmen.
DK02780003.6T 2001-11-06 2002-11-06 Fremgangsmåde til kodning af billeder i bevægelse og fremgangsmåde til afkodning af billeder i bevægelse DK1445960T3 (da)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2001340698 2001-11-06
JP2001373311 2001-12-06
JP2001388466 2001-12-20
JP2002012117 2002-01-21
JP2002118598 2002-04-19
PCT/JP2002/011553 WO2003041415A1 (en) 2001-11-06 2002-11-06 Moving picture coding method and moving picture decoding method

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DK1445960T3 true DK1445960T3 (da) 2016-11-21

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DK10186098.9T DK2271110T3 (da) 2001-11-06 2002-11-06 Fremgangsmåde til kodning af billeder i bevægelse og fremgangsmåde til afkodning af billeder i bevægelse
DK10186123.5T DK2271111T3 (da) 2001-11-06 2002-11-06 Fremgangsmåde til kodning af billeder i bevægelse og fremgangsmåde til afkodning af billeder i bevægelse
DK02780003.6T DK1445960T3 (da) 2001-11-06 2002-11-06 Fremgangsmåde til kodning af billeder i bevægelse og fremgangsmåde til afkodning af billeder i bevægelse

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DK10186123.5T DK2271111T3 (da) 2001-11-06 2002-11-06 Fremgangsmåde til kodning af billeder i bevægelse og fremgangsmåde til afkodning af billeder i bevægelse

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US (17) US7310373B2 (da)
EP (15) EP3094088B1 (da)
KR (6) KR100952542B1 (da)
CN (2) CN1484922A (da)
AU (1) AU2002343215C1 (da)
BR (3) BR0206308B1 (da)
CA (2) CA2456377C (da)
DK (3) DK2271110T3 (da)
ES (10) ES2665693T3 (da)
MX (2) MXPA03010729A (da)
PT (3) PT1445960T (da)
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TR201802625T4 (tr) 2018-03-21
CN1484922A (zh) 2004-03-24
EP3122046A1 (en) 2017-01-25
EP3310049B1 (en) 2019-01-30
BR0206305A (pt) 2004-07-13
EP1445960A4 (en) 2005-07-13
EP2009923A2 (en) 2008-12-31
BRPI0206305B1 (pt) 2018-01-30
EP3310045A1 (en) 2018-04-18
EP3310049A1 (en) 2018-04-18
EP1445960A1 (en) 2004-08-11
BR0206308A (pt) 2004-02-17
ES2602575T3 (es) 2017-02-21
DK2271111T3 (da) 2016-12-05
US7310373B2 (en) 2007-12-18
KR100952542B1 (ko) 2010-04-12
US20080137748A1 (en) 2008-06-12
CA2456377A1 (en) 2003-05-15
US20040151248A1 (en) 2004-08-05
PT1445960T (pt) 2016-11-02
DK2271110T3 (da) 2017-01-09
US20080144715A1 (en) 2008-06-19
EP2009924A3 (en) 2010-07-28
KR100976285B1 (ko) 2010-08-16
KR20040054618A (ko) 2004-06-25
US8126056B2 (en) 2012-02-28
US9344714B2 (en) 2016-05-17
US20160234509A1 (en) 2016-08-11
CA2456377C (en) 2013-01-15
EP3310051B1 (en) 2019-01-23
EP3094088A1 (en) 2016-11-16
EP2271110A3 (en) 2011-08-10
AU2002343215B2 (en) 2008-05-22
US20070041452A1 (en) 2007-02-22
ES2601356T3 (es) 2017-02-14
US8126057B2 (en) 2012-02-28
US20120287997A1 (en) 2012-11-15
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US20070041451A1 (en) 2007-02-22

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