BRPI0822167B1 - Método para derivar uma estratégia de decodificação - Google Patents

Método para derivar uma estratégia de decodificação Download PDF

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Publication number
BRPI0822167B1
BRPI0822167B1 BRPI0822167-7A BRPI0822167A BRPI0822167B1 BR PI0822167 B1 BRPI0822167 B1 BR PI0822167B1 BR PI0822167 A BRPI0822167 A BR PI0822167A BR PI0822167 B1 BRPI0822167 B1 BR PI0822167B1
Authority
BR
Brazil
Prior art keywords
data
stream
data portion
data stream
information
Prior art date
Application number
BRPI0822167-7A
Other languages
English (en)
Portuguese (pt)
Inventor
Thomas Schierl
Cornelius Hellge
Karsten Grueneberg
Original Assignee
Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V.
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 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. filed Critical Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V.
Priority to BR122021000421-8A priority Critical patent/BR122021000421B1/pt
Publication of BRPI0822167A2 publication Critical patent/BRPI0822167A2/pt
Publication of BRPI0822167B1 publication Critical patent/BRPI0822167B1/pt

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/4302—Content synchronisation processes, e.g. decoder synchronisation
    • H04N21/4305—Synchronising client clock from received content stream, e.g. locking decoder clock with encoder clock, extraction of the PCR packets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/234327—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by decomposing into layers, e.g. base layer and one or more enhancement layers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/2662—Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845—Structuring of content, e.g. decomposing content into time segments
    • H04N21/8455—Structuring of content, e.g. decomposing content into time segments involving pointers to the content, e.g. pointers to the I-frames of the video stream

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Systems (AREA)
BRPI0822167-7A 2008-04-25 2008-12-03 Método para derivar uma estratégia de decodificação BRPI0822167B1 (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR122021000421-8A BR122021000421B1 (pt) 2008-04-25 2008-12-03 Referenciação de sub-fluxo flexível dentro de um fluxo de dados de transporte

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP2008003384 2008-04-25
EPPCT/EP2008/003384 2008-04-25
PCT/EP2008/010258 WO2009129838A1 (en) 2008-04-25 2008-12-03 Flexible sub-stream referencing within a transport data stream

Publications (2)

Publication Number Publication Date
BRPI0822167A2 BRPI0822167A2 (pt) 2015-06-16
BRPI0822167B1 true BRPI0822167B1 (pt) 2021-03-30

Family

ID=40756624

Family Applications (2)

Application Number Title Priority Date Filing Date
BRPI0822167-7A BRPI0822167B1 (pt) 2008-04-25 2008-12-03 Método para derivar uma estratégia de decodificação
BR122021000421-8A BR122021000421B1 (pt) 2008-04-25 2008-12-03 Referenciação de sub-fluxo flexível dentro de um fluxo de dados de transporte

Family Applications After (1)

Application Number Title Priority Date Filing Date
BR122021000421-8A BR122021000421B1 (pt) 2008-04-25 2008-12-03 Referenciação de sub-fluxo flexível dentro de um fluxo de dados de transporte

Country Status (8)

Country Link
US (1) US20110110436A1 (enExample)
JP (1) JP5238069B2 (enExample)
KR (1) KR101204134B1 (enExample)
CN (1) CN102017624A (enExample)
BR (2) BRPI0822167B1 (enExample)
CA (2) CA2722204C (enExample)
TW (1) TWI463875B (enExample)
WO (1) WO2009129838A1 (enExample)

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US12462815B2 (en) * 2018-07-03 2025-11-04 Qualcomm Incorporated Synchronizing enhanced audio transports with backward compatible audio transports
US11991376B2 (en) * 2020-04-09 2024-05-21 Intel Corporation Switchable scalable and multiple description immersive video codec
US20250008130A1 (en) * 2021-11-22 2025-01-02 V-Nova International Limited Processing a multi-layer video stream

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Also Published As

Publication number Publication date
CA2722204C (en) 2016-08-09
BRPI0822167A2 (pt) 2015-06-16
CA2722204A1 (en) 2009-10-29
KR20100132985A (ko) 2010-12-20
TW200945901A (en) 2009-11-01
CA2924651A1 (en) 2009-10-29
WO2009129838A1 (en) 2009-10-29
TWI463875B (zh) 2014-12-01
JP5238069B2 (ja) 2013-07-17
CA2924651C (en) 2020-06-02
US20110110436A1 (en) 2011-05-12
KR101204134B1 (ko) 2012-11-23
JP2011519216A (ja) 2011-06-30
BR122021000421B1 (pt) 2022-01-18
CN102017624A (zh) 2011-04-13

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: A CLASSIFICACAO ANTERIOR ERA: H04N 7/24

Ipc: H04N 21/2343 (2011.01), H04N 21/2662 (2011.01), H0

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 30/03/2021, OBSERVADAS AS CONDICOES LEGAIS.