BR112016000470A8 - método e aparelho para decodificar um fluxo de bits expansível; produto de programa de computador; e; método e aparelho para codificar um ou mais tiles em uma imagem de camada de aumento - Google Patents

método e aparelho para decodificar um fluxo de bits expansível; produto de programa de computador; e; método e aparelho para codificar um ou mais tiles em uma imagem de camada de aumento Download PDF

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Publication number
BR112016000470A8
BR112016000470A8 BR112016000470A BR112016000470A BR112016000470A8 BR 112016000470 A8 BR112016000470 A8 BR 112016000470A8 BR 112016000470 A BR112016000470 A BR 112016000470A BR 112016000470 A BR112016000470 A BR 112016000470A BR 112016000470 A8 BR112016000470 A8 BR 112016000470A8
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tiles
layer image
decoding
encoding
bit stream
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BR112016000470A
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BR112016000470A2 (pt
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Kemal Ugur
Miska Hannuksela
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Nokia Technologies Oy
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Publication of BR112016000470A8 publication Critical patent/BR112016000470A8/pt

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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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/176—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
    • 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
    • H04N19/187—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 a scalable video layer
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/31—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/34—Scalability techniques involving progressive bit-plane based encoding of the enhancement layer, e.g. fine granular scalability [FGS]
    • 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
    • H04N19/55—Motion estimation with spatial constraints, e.g. at image or region borders
    • 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
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • 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
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

resumo método e aparelho para decodificar um fluxo de bits expansível; método e aparelho para codificar um ou mais tiles em uma imagem de camada de aumento; e produto de programa de computador um método para decodificar um fluxo de bits expansível que compreende uma camada de base e pelo menos uma camada de aumento, o método compreendendo obter informações a respeito de um conjunto de tiles de uma imagem de camada de aumento; obter informações a respeito de um conjunto de tiles em uma imagem de camada de base; obter restrições de codificação para o dito conjunto de tiles na imagem de camada de aumento, as restrições de codificação compreendendo pelo menos restrições de previsão inter-camada no que diz respeito à imagem de camada de base; e decodificar o dito conjunto de tiles na imagem de camada de aumento de acordo com as restrições de codificação como uma região independentemente decodificável. 1/1
BR112016000470A 2013-07-11 2014-06-25 método e aparelho para decodificar um fluxo de bits expansível; produto de programa de computador; e; método e aparelho para codificar um ou mais tiles em uma imagem de camada de aumento BR112016000470A8 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1312460.7A GB2516224A (en) 2013-07-11 2013-07-11 An apparatus, a method and a computer program for video coding and decoding
PCT/FI2014/050515 WO2015004323A1 (en) 2013-07-11 2014-06-25 An apparatus, a method and a computer program for video coding and decoding

Publications (2)

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BR112016000470A2 BR112016000470A2 (pt) 2017-07-25
BR112016000470A8 true BR112016000470A8 (pt) 2020-01-07

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US (1) US10136150B2 (pt)
EP (1) EP3020193A4 (pt)
JP (1) JP6169273B2 (pt)
KR (1) KR101881677B1 (pt)
CN (1) CN105519118A (pt)
BR (1) BR112016000470A8 (pt)
GB (1) GB2516224A (pt)
WO (1) WO2015004323A1 (pt)

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Publication number Publication date
KR101881677B1 (ko) 2018-07-24
EP3020193A4 (en) 2017-03-15
CN105519118A (zh) 2016-04-20
US10136150B2 (en) 2018-11-20
EP3020193A1 (en) 2016-05-18
KR20160031513A (ko) 2016-03-22
GB201312460D0 (en) 2013-08-28
BR112016000470A2 (pt) 2017-07-25
JP6169273B2 (ja) 2017-07-26
WO2015004323A1 (en) 2015-01-15
JP2016531467A (ja) 2016-10-06
GB2516224A (en) 2015-01-21
US20160156917A1 (en) 2016-06-02

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