BR112016029555A2 - sistemas e métodos para a realização seletiva de uma verificação de conformidade de sequência de bits - Google Patents

sistemas e métodos para a realização seletiva de uma verificação de conformidade de sequência de bits

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Publication number
BR112016029555A2
BR112016029555A2 BR112016029555A BR112016029555A BR112016029555A2 BR 112016029555 A2 BR112016029555 A2 BR 112016029555A2 BR 112016029555 A BR112016029555 A BR 112016029555A BR 112016029555 A BR112016029555 A BR 112016029555A BR 112016029555 A2 BR112016029555 A2 BR 112016029555A2
Authority
BR
Brazil
Prior art keywords
bit sequence
bit
substring
video data
systems
Prior art date
Application number
BR112016029555A
Other languages
English (en)
Other versions
BR112016029555B1 (pt
Inventor
Krishnan Ramasubramonian Adarsh
Hendry Fnu
Wang Ye-Kui
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of BR112016029555A2 publication Critical patent/BR112016029555A2/pt
Publication of BR112016029555B1 publication Critical patent/BR112016029555B1/pt

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Classifications

    • 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/136Incoming video signal characteristics or properties
    • 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
    • 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
    • H04N19/187Methods 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
    • 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
    • H04N19/188Methods 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 video data packet, e.g. a network abstraction layer [NAL] unit
    • 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
    • H04N19/189Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/196Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
    • 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
    • H04N19/31Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability in the temporal domain
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/59Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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

Abstract

técnicas e sistemas são fornecidos para a codificação de dados de vídeo. por exemplo, um método de codificação de dados de vídeo inclui a geração de uma sequência de bits de vídeo codificada compreendendo múltiplas camadas. a sequência de bits de vídeo codificada incluindo um conjunto de parâmetros que define os parâmetros da sequência de bits de vídeo codificada. o método inclui adicionalmente a determinação de um ou mais parâmetros do conjunto de parâmetros que incluem a informação que descreve uma primeira subsequência de bits da sequência de bits de vídeo codificada que inclui uma ou mais camadas com dados de vídeo e informação descrevendo uma segunda subsequência de bits da sequência de bits de vídeo codificada que inclui uma ou mais camadas sem quaisquer dados de vídeo. o método inclui adicionalmente a realização de uma verificação de conformidade de sequência de bits na primeira subsequência de bits ou segunda subsequência de bits com base no fato de se pelo menos uma camada da primeira subsequência de bits ou segunda subsequência de bits inclui dados de vídeo.
BR112016029555-2A 2014-06-20 2015-06-18 Sistemas e métodos para a realização seletiva de uma verificação de conformidade de sequência de bits BR112016029555B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462015380P 2014-06-20 2014-06-20
US62/015,380 2014-06-20
US14/742,435 2015-06-17
US14/742,435 US9930340B2 (en) 2014-06-20 2015-06-17 Systems and methods for selectively performing a bitstream conformance check
PCT/US2015/036366 WO2015195874A1 (en) 2014-06-20 2015-06-18 Systems and methods for selectively performing a bitstream conformance check

Publications (2)

Publication Number Publication Date
BR112016029555A2 true BR112016029555A2 (pt) 2017-08-22
BR112016029555B1 BR112016029555B1 (pt) 2024-01-02

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Family Applications (2)

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BR112016029871A BR112016029871A2 (pt) 2014-06-20 2015-06-18 sistemas e métodos para restrição de parâmetros de formato de representação para um conjunto de parâmetros
BR112016029555-2A BR112016029555B1 (pt) 2014-06-20 2015-06-18 Sistemas e métodos para a realização seletiva de uma verificação de conformidade de sequência de bits

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BR112016029871A BR112016029871A2 (pt) 2014-06-20 2015-06-18 sistemas e métodos para restrição de parâmetros de formato de representação para um conjunto de parâmetros

Country Status (8)

Country Link
US (4) US9930340B2 (pt)
EP (2) EP3158762A1 (pt)
JP (2) JP6768526B2 (pt)
KR (2) KR101970869B1 (pt)
CN (2) CN106537920B (pt)
BR (2) BR112016029871A2 (pt)
CA (2) CA2951517C (pt)
WO (3) WO2015195910A1 (pt)

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Also Published As

Publication number Publication date
US9930340B2 (en) 2018-03-27
EP3158767B1 (en) 2023-07-12
US20150373348A1 (en) 2015-12-24
CN106664427A (zh) 2017-05-10
CA2951517A1 (en) 2015-12-23
KR20170022994A (ko) 2017-03-02
CA2950182C (en) 2023-03-28
US20150373344A1 (en) 2015-12-24
CN106537920A (zh) 2017-03-22
KR101970869B1 (ko) 2019-04-19
KR102385772B1 (ko) 2022-04-11
JP6768526B2 (ja) 2020-10-14
WO2015195908A1 (en) 2015-12-23
US9918091B2 (en) 2018-03-13
CA2950182A1 (en) 2015-12-23
KR20170021787A (ko) 2017-02-28
EP3158762A1 (en) 2017-04-26
BR112016029555B1 (pt) 2024-01-02
WO2015195910A1 (en) 2015-12-23
EP3158767A1 (en) 2017-04-26
CN106664427B (zh) 2019-08-13
BR112016029871A2 (pt) 2017-08-22
US10542261B2 (en) 2020-01-21
US20180184091A1 (en) 2018-06-28
WO2015195874A1 (en) 2015-12-23
US20150373333A1 (en) 2015-12-24
JP2017523678A (ja) 2017-08-17
CA2951517C (en) 2023-01-24
JP2017523676A (ja) 2017-08-17
JP6479860B2 (ja) 2019-03-06
US10356415B2 (en) 2019-07-16
EP3158767C0 (en) 2023-07-12
CN106537920B (zh) 2020-01-10

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