BR112012019676A2 - método de codificação preditiva de vetor de movimento, método de decodificação preditiva de vetor de movimento, aparelho de codificação de imagem em movimento, aparelho de decodificação de imagem em movimento e programas destes - Google Patents

método de codificação preditiva de vetor de movimento, método de decodificação preditiva de vetor de movimento, aparelho de codificação de imagem em movimento, aparelho de decodificação de imagem em movimento e programas destes

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Publication number
BR112012019676A2
BR112012019676A2 BR112012019676A BR112012019676A BR112012019676A2 BR 112012019676 A2 BR112012019676 A2 BR 112012019676A2 BR 112012019676 A BR112012019676 A BR 112012019676A BR 112012019676 A BR112012019676 A BR 112012019676A BR 112012019676 A2 BR112012019676 A2 BR 112012019676A2
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BR
Brazil
Prior art keywords
motion vector
moving image
predictive motion
programs
coding
Prior art date
Application number
BR112012019676A
Other languages
English (en)
Inventor
Atsushi Shimizu
Masaki Kitahara
Mayuko Watanabe
Original Assignee
Nippon Telegraph & Telephone
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 Nippon Telegraph & Telephone filed Critical Nippon Telegraph & Telephone
Publication of BR112012019676A2 publication Critical patent/BR112012019676A2/pt

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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
    • H04N19/513—Processing of motion vectors
    • H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting 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
    • H04N19/503—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
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/533—Motion estimation using multistep search, e.g. 2D-log search or one-at-a-time search [OTS]
    • 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
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BR112012019676A 2010-02-09 2011-02-08 método de codificação preditiva de vetor de movimento, método de decodificação preditiva de vetor de movimento, aparelho de codificação de imagem em movimento, aparelho de decodificação de imagem em movimento e programas destes BR112012019676A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010026130 2010-02-09
PCT/JP2011/052603 WO2011099468A1 (ja) 2010-02-09 2011-02-08 動きベクトル予測符号化方法，動きベクトル予測復号方法，動画像符号化装置，動画像復号装置およびそれらのプログラム

Publications (1)

Publication Number Publication Date
BR112012019676A2 true BR112012019676A2 (pt) 2016-05-03

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Family Applications (1)

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BR112012019676A BR112012019676A2 (pt) 2010-02-09 2011-02-08 método de codificação preditiva de vetor de movimento, método de decodificação preditiva de vetor de movimento, aparelho de codificação de imagem em movimento, aparelho de decodificação de imagem em movimento e programas destes

Country Status (11)

Country Link
US (1) US9497481B2 (pt)
EP (1) EP2536150B1 (pt)
JP (1) JP5367098B2 (pt)
KR (2) KR20120112724A (pt)
CN (1) CN102823249B (pt)
BR (1) BR112012019676A2 (pt)
CA (1) CA2788954A1 (pt)
ES (1) ES2652337T3 (pt)
RU (1) RU2519526C2 (pt)
TW (1) TWI450592B (pt)
WO (1) WO2011099468A1 (pt)

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Also Published As

Publication number Publication date
RU2012133449A (ru) 2014-03-27
RU2519526C2 (ru) 2014-06-10
KR20140092904A (ko) 2014-07-24
ES2652337T3 (es) 2018-02-01
EP2536150A1 (en) 2012-12-19
KR101528361B1 (ko) 2015-06-12
EP2536150B1 (en) 2017-09-13
CA2788954A1 (en) 2011-08-18
JP5367098B2 (ja) 2013-12-11
KR20120112724A (ko) 2012-10-11
WO2011099468A1 (ja) 2011-08-18
EP2536150A4 (en) 2014-06-04
CN102823249B (zh) 2016-07-06
US20120294371A1 (en) 2012-11-22
CN102823249A (zh) 2012-12-12
JPWO2011099468A1 (ja) 2013-06-13
US9497481B2 (en) 2016-11-15
TWI450592B (zh) 2014-08-21
TW201210349A (en) 2012-03-01

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B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2448 DE 05-12-2017 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.