BR112014029794A2 - sistemas e métodos para a reutilização de informações de codificação na codificação de fluxos contínuos alternativos de dados de vídeo - Google Patents

sistemas e métodos para a reutilização de informações de codificação na codificação de fluxos contínuos alternativos de dados de vídeo

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Publication number
BR112014029794A2
BR112014029794A2 BR112014029794A BR112014029794A BR112014029794A2 BR 112014029794 A2 BR112014029794 A2 BR 112014029794A2 BR 112014029794 A BR112014029794 A BR 112014029794A BR 112014029794 A BR112014029794 A BR 112014029794A BR 112014029794 A2 BR112014029794 A2 BR 112014029794A2
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BR
Brazil
Prior art keywords
video data
encoding
systems
reuse
methods
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Application number
BR112014029794A
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English (en)
Inventor
Volnin Leonid
Zurpal Sergey
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Sonic Ip Inc
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Publication of BR112014029794A2 publication Critical patent/BR112014029794A2/pt

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/56Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/146Data rate or code amount at the encoder output
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/33Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the spatial domain
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/30Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/39Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability involving multiple description coding [MDC], i.e. with separate layers being structured as independently decodable descriptions of input picture data
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/53Multi-resolution motion estimation; Hierarchical motion estimation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/85Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/87Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving scene cut or scene change detection in combination with video compression
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/184Methods 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 bits, e.g. of the compressed video stream

Abstract

resumo sistemas e métodos para a reutilização de informações de codificação na codificação de fluxos contínuos alternativos de dados de vídeo trata-se de sistemas e métodos para a reutilização de informações de codificação na codificação de fluxos contínuos alternativos de dados de vídeo de acordo com as modalidades da invenção. em uma modalidade da invenção, codificar o conteúdo de multimídia para usar em sistemas de fluxo contínuo adaptativos, inclui selecionar um primeiro nível de codificação a partir de uma pluralidade de níveis de codificação com o uso de um servidor de mídia, determinar informações de codificação para um primeiro fluxo contínuo de dados de vídeo com o uso do primeiro nível de codificação e do servidor de mídia, codificar o primeiro fluxo contínuo de dados de vídeo com o uso do servidor de mídia, onde o primeiro fluxo contínuo de dados de vídeo inclui uma primeira resolução e uma primeira taxa de bits, selecionar um segundo nível de codificação a partir da pluralidade de níveis de codificação com o uso do servidor de mídia, e codificar um segundo fluxo contínuo de dados de vídeo com o uso das informações de codificação e do servidor de mídia, onde o segundo fluxo contínuo de dados de vídeo inclui uma segunda resolução e uma segunda taxa de bits.
BR112014029794A 2012-05-31 2013-05-20 sistemas e métodos para a reutilização de informações de codificação na codificação de fluxos contínuos alternativos de dados de vídeo BR112014029794A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/485,609 US9532080B2 (en) 2012-05-31 2012-05-31 Systems and methods for the reuse of encoding information in encoding alternative streams of video data
PCT/US2013/041874 WO2013181013A1 (en) 2012-05-31 2013-05-20 Systems and methods for the reuse of encoding information in encoding alternative streams of video data

Publications (1)

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BR112014029794A2 true BR112014029794A2 (pt) 2017-06-27

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BR112014029794A BR112014029794A2 (pt) 2012-05-31 2013-05-20 sistemas e métodos para a reutilização de informações de codificação na codificação de fluxos contínuos alternativos de dados de vídeo

Country Status (7)

Country Link
US (2) US9532080B2 (pt)
EP (1) EP2856751A4 (pt)
JP (3) JP6463264B2 (pt)
KR (1) KR102144557B1 (pt)
AU (2) AU2013267738A1 (pt)
BR (1) BR112014029794A2 (pt)
WO (1) WO2013181013A1 (pt)

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US11025902B2 (en) 2021-06-01
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