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FR2854019B1 - Embrouillage, desembrouillage et distribution securisee de sequences audiovisuelles issues de codeurs videos bases sur un traitement par ondelettes - Google Patents

Embrouillage, desembrouillage et distribution securisee de sequences audiovisuelles issues de codeurs videos bases sur un traitement par ondelettes

Info

Publication number
FR2854019B1
FR2854019B1 FR0350110A FR0350110A FR2854019B1 FR 2854019 B1 FR2854019 B1 FR 2854019B1 FR 0350110 A FR0350110 A FR 0350110A FR 0350110 A FR0350110 A FR 0350110A FR 2854019 B1 FR2854019 B1 FR 2854019B1
Authority
FR
France
Prior art keywords
unlocking
screening
video encoders
wavelet processing
encoders based
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR0350110A
Other languages
English (en)
Other versions
FR2854019A1 (fr
Inventor
Daniel Lecomte
Jerome Caporossi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Medialive SA
Original Assignee
Medialive SA
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 Medialive SA filed Critical Medialive SA
Priority to FR0350110A priority Critical patent/FR2854019B1/fr
Priority to US10/552,384 priority patent/US7668312B2/en
Priority to PCT/FR2004/000947 priority patent/WO2004095840A2/fr
Priority to EP04742528A priority patent/EP1614290A2/fr
Publication of FR2854019A1 publication Critical patent/FR2854019A1/fr
Application granted granted Critical
Publication of FR2854019B1 publication Critical patent/FR2854019B1/fr
Priority to US12/632,832 priority patent/US8433092B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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]
    • H04N21/20—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
    • H04N21/23418—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics
    • 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
    • H04N19/48—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using compressed domain processing techniques other than decoding, e.g. modification of transform coefficients, variable length coding [VLC] data or run-length data
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/62—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding by frequency transforming in three dimensions
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • 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
    • 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
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • 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
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • H04N21/23476—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption by partially encrypting, e.g. encrypting the ending portion of a movie
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4621—Controlling the complexity of the content stream or additional data, e.g. lowering the resolution or bit-rate of the video stream for a mobile client with a small screen
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/631—Multimode Transmission, e.g. transmitting basic layers and enhancement layers of the content over different transmission paths or transmitting with different error corrections, different keys or with different transmission protocols
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/647—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
    • H04N21/64784—Data processing by the network
    • H04N21/64792—Controlling the complexity of the content stream, e.g. by dropping 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]
    • H04N21/80—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
    • H04N21/835—Generation of protective data, e.g. certificates
    • H04N21/8355—Generation of protective data, e.g. certificates involving usage data, e.g. number of copies or viewings allowed
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/1675—Providing digital key or authorisation information for generation or regeneration of the scrambling sequence
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
FR0350110A 2003-04-16 2003-04-16 Embrouillage, desembrouillage et distribution securisee de sequences audiovisuelles issues de codeurs videos bases sur un traitement par ondelettes Expired - Fee Related FR2854019B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0350110A FR2854019B1 (fr) 2003-04-16 2003-04-16 Embrouillage, desembrouillage et distribution securisee de sequences audiovisuelles issues de codeurs videos bases sur un traitement par ondelettes
US10/552,384 US7668312B2 (en) 2003-04-16 2004-04-16 Scrambling, descrambling and secure distribution of audio-visual sequences from video encoders based on wavelet processing
PCT/FR2004/000947 WO2004095840A2 (fr) 2003-04-16 2004-04-16 Embrouillage et desembrouillage et distribution securisee de sequences audiovisuelles issues de codeurs videos bases sur un traitement par ondelettes
EP04742528A EP1614290A2 (fr) 2003-04-16 2004-04-16 Embrouillage et desembrouillage et distribution securisee de sequences audiovisuelles issues de codeurs videos bases sur un traitement par ondelettes
US12/632,832 US8433092B2 (en) 2003-04-16 2009-12-08 Scrambling, descrambling and secured distribution of audio-visual sequences from video coders based on wavelets processing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0350110A FR2854019B1 (fr) 2003-04-16 2003-04-16 Embrouillage, desembrouillage et distribution securisee de sequences audiovisuelles issues de codeurs videos bases sur un traitement par ondelettes

Publications (2)

Publication Number Publication Date
FR2854019A1 FR2854019A1 (fr) 2004-10-22
FR2854019B1 true FR2854019B1 (fr) 2005-09-16

Family

ID=33042057

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0350110A Expired - Fee Related FR2854019B1 (fr) 2003-04-16 2003-04-16 Embrouillage, desembrouillage et distribution securisee de sequences audiovisuelles issues de codeurs videos bases sur un traitement par ondelettes

Country Status (4)

Country Link
US (2) US7668312B2 (fr)
EP (1) EP1614290A2 (fr)
FR (1) FR2854019B1 (fr)
WO (1) WO2004095840A2 (fr)

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FR2849980B1 (fr) * 2003-01-15 2005-04-08 Medialive Procede pour la distribution de sequences video, decodeur et systeme pour la mise en oeuvre de ce prodede
FR2853786B1 (fr) * 2003-04-11 2005-08-05 Medialive Procede et equipement de distribution de produits videos numeriques avec une restriction de certains au moins des droits de representation et de reproduction
FR2854019B1 (fr) * 2003-04-16 2005-09-16 Medialive Embrouillage, desembrouillage et distribution securisee de sequences audiovisuelles issues de codeurs videos bases sur un traitement par ondelettes
US7505589B2 (en) * 2003-09-09 2009-03-17 Temarylogic, Llc Ternary and higher multi-value digital scramblers/descramblers
KR20060066626A (ko) * 2004-12-13 2006-06-16 엘지전자 주식회사 컨텐트의 암호/해독을 위한 키를 기록하고 사용하는 방법및 장치와 그 방법에 의해 키가 기록되어 있는 기록매체
US20090067626A1 (en) * 2005-11-04 2009-03-12 Emittall Surveillance S.A. Region-based transform domain video scrambling
US9202210B2 (en) * 2005-11-23 2015-12-01 Sandisk Il Ltd. Digital rights management device and method
TWI288892B (en) * 2005-12-28 2007-10-21 Inst Information Industry Content protection method for vector graph format
US8552891B2 (en) 2006-05-27 2013-10-08 Samsung Electronics Co., Ltd. Method and apparatus for parallel data interfacing using combined coding and recording medium therefor
KR100782327B1 (ko) * 2006-05-27 2007-12-06 삼성전자주식회사 반도체 장치 사이의 단일형 병렬데이터 인터페이스 방법,기록매체 및 반도체 장치
US8739304B2 (en) * 2006-11-10 2014-05-27 Sony Computer Entertainment Inc. Providing content using hybrid media distribution scheme with enhanced security
US8752199B2 (en) * 2006-11-10 2014-06-10 Sony Computer Entertainment Inc. Hybrid media distribution with enhanced security
FR2909507B1 (fr) * 2006-12-05 2009-05-22 Medialive Sa Procede et systeme de distribution securisee de donnees audiovisuelles par marquage transactionel
US8046838B1 (en) * 2007-04-30 2011-10-25 Hewlett-Packard Development Company, L.P. Using a modulation transfer function of a device to create digital content for the device
US8068608B2 (en) * 2007-12-17 2011-11-29 Broadcom Corporation Video processing system for scrambling video streams with dependent portions and methods for use therewith
US8385404B2 (en) * 2008-09-11 2013-02-26 Google Inc. System and method for video encoding using constructed reference frame
US9648372B2 (en) * 2009-07-23 2017-05-09 Fmr Llc Inserting personalized information into digital content
US20110317770A1 (en) * 2010-06-24 2011-12-29 Worldplay (Barbados) Inc. Decoder for multiple independent video stream decoding
US8743967B2 (en) * 2011-03-09 2014-06-03 Vixs Systems, Inc. Multi-format video decoder with vector processing instructions and methods for use therewith
WO2014062934A1 (fr) * 2012-10-19 2014-04-24 Visa International Service Association Procédés de diffusion numérique mettant en œuvre des réseaux maillés et des ondelettes sécurisés
EP2874396A1 (fr) * 2013-11-15 2015-05-20 Everseen Ltd. Procédé et système pour sécuriser un flux de données
ES2908859T3 (es) 2014-08-07 2022-05-04 Divx Llc Sistemas y métodos para proteger flujos de bits elementales que incorporan mosaicos codificados independientemente

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AUPP340698A0 (en) * 1998-05-07 1998-05-28 Canon Kabushiki Kaisha Method and apparatus for highly efficient representation and compression of images
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US6505299B1 (en) * 1999-03-01 2003-01-07 Sharp Laboratories Of America, Inc. Digital image scrambling for image coding systems
US6370197B1 (en) 1999-07-23 2002-04-09 Memorylink Corporation Video compression scheme using wavelets
JP2001359070A (ja) 2000-06-14 2001-12-26 Canon Inc データ処理装置、データ処理方法及びコンピュータ可読記憶媒体
WO2001097520A2 (fr) 2000-06-15 2001-12-20 France Telecom Installation d'interface video, systeme de distribution et procede permettant de transferer des programmes et sequences video codes via un reseau longue distance
US7382969B2 (en) * 2003-02-19 2008-06-03 Sony Corporation Method and system for preventing the unauthorized copying of video content
FR2854019B1 (fr) * 2003-04-16 2005-09-16 Medialive Embrouillage, desembrouillage et distribution securisee de sequences audiovisuelles issues de codeurs videos bases sur un traitement par ondelettes

Also Published As

Publication number Publication date
WO2004095840A2 (fr) 2004-11-04
US20100142621A1 (en) 2010-06-10
WO2004095840A3 (fr) 2005-07-14
EP1614290A2 (fr) 2006-01-11
US8433092B2 (en) 2013-04-30
US20060216003A1 (en) 2006-09-28
FR2854019A1 (fr) 2004-10-22
US7668312B2 (en) 2010-02-23

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