FR2932045B1 - Procede et systeme permettant de proteger des la compression la confidentialite des donnees d'un flux video lors de sa transmission - Google Patents

Procede et systeme permettant de proteger des la compression la confidentialite des donnees d'un flux video lors de sa transmission

Info

Publication number
FR2932045B1
FR2932045B1 FR0803061A FR0803061A FR2932045B1 FR 2932045 B1 FR2932045 B1 FR 2932045B1 FR 0803061 A FR0803061 A FR 0803061A FR 0803061 A FR0803061 A FR 0803061A FR 2932045 B1 FR2932045 B1 FR 2932045B1
Authority
FR
France
Prior art keywords
protecting
transmission
video stream
stream during
data confidentiality
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.)
Active
Application number
FR0803061A
Other languages
English (en)
Other versions
FR2932045A1 (fr
Inventor
Barz Cedric Le
Marc Leny
Erwann Renan
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.)
Thales SA
Original Assignee
Thales 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
Priority to FR0803061A priority Critical patent/FR2932045B1/fr
Application filed by Thales SA filed Critical Thales SA
Priority to US12/996,347 priority patent/US8447034B2/en
Priority to EP09757565A priority patent/EP2297952A1/fr
Priority to PCT/EP2009/056831 priority patent/WO2009147184A1/fr
Priority to BRPI0913388A priority patent/BRPI0913388A2/pt
Priority to MX2010013318A priority patent/MX2010013318A/es
Publication of FR2932045A1 publication Critical patent/FR2932045A1/fr
Application granted granted Critical
Publication of FR2932045B1 publication Critical patent/FR2932045B1/fr
Priority to MA33394A priority patent/MA32378B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • 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
    • H04N19/102—Methods 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
    • 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
    • H04N19/102—Methods 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
    • H04N19/129—Scanning of coding units, e.g. zig-zag scan of transform coefficients or flexible macroblock ordering [FMO]
    • 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
    • H04N19/164—Feedback from the receiver or from the transmission channel
    • 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
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/20—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video object 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • 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
    • 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, manipulating MPEG-4 scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving video stream encryption
    • H04N21/23476—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 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]
    • H04N21/80—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
    • H04N21/8451—Structuring of content, e.g. decomposing content into time segments using Advanced Video Coding [AVC]
    • 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
    • H04N21/8456—Structuring of content, e.g. decomposing content into time segments by decomposing the content in the time domain, e.g. in time segments
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/30—Compression, e.g. Merkle-Damgard construction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/34—Encoding or coding, e.g. Huffman coding or error correction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/60—Digital content management, e.g. content distribution
    • H04L2209/601—Broadcast encryption
FR0803061A 2008-06-03 2008-06-03 Procede et systeme permettant de proteger des la compression la confidentialite des donnees d'un flux video lors de sa transmission Active FR2932045B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR0803061A FR2932045B1 (fr) 2008-06-03 2008-06-03 Procede et systeme permettant de proteger des la compression la confidentialite des donnees d'un flux video lors de sa transmission
EP09757565A EP2297952A1 (fr) 2008-06-03 2009-06-03 Procede et systeme permettant de proteger des la compression la confidentialite des donnees d'un flux video lors de sa transmission
PCT/EP2009/056831 WO2009147184A1 (fr) 2008-06-03 2009-06-03 Procede et systeme permettant de proteger des la compression la confidentialite des donnees d'un flux video lors de sa transmission
BRPI0913388A BRPI0913388A2 (pt) 2008-06-03 2009-06-03 método e sistema para proteger a confidencialidade de compressão de dados de um fluxo de vídeo em sua transmissão
US12/996,347 US8447034B2 (en) 2008-06-03 2009-06-03 Method and system making it possible to protect after compression the confidentiality of the data of a video stream during its transmission
MX2010013318A MX2010013318A (es) 2008-06-03 2009-06-03 Método y sistema que permite proteger de la compresión la confidencialidad de datos de un flujo de vídeo durante su transmisión.
MA33394A MA32378B1 (fr) 2008-06-03 2010-12-03 PROCEDE ET SYSTEME PERMETTANT DE PROTEGER DèS LA COMPRESSION LA CONFIDENTIALITE DES DONNEES D'UN FLUX VIDEO LORS DE SA TRANSMISSION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0803061A FR2932045B1 (fr) 2008-06-03 2008-06-03 Procede et systeme permettant de proteger des la compression la confidentialite des donnees d'un flux video lors de sa transmission

Publications (2)

Publication Number Publication Date
FR2932045A1 FR2932045A1 (fr) 2009-12-04
FR2932045B1 true FR2932045B1 (fr) 2010-08-20

Family

ID=40193684

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0803061A Active FR2932045B1 (fr) 2008-06-03 2008-06-03 Procede et systeme permettant de proteger des la compression la confidentialite des donnees d'un flux video lors de sa transmission

Country Status (7)

Country Link
US (1) US8447034B2 (fr)
EP (1) EP2297952A1 (fr)
BR (1) BRPI0913388A2 (fr)
FR (1) FR2932045B1 (fr)
MA (1) MA32378B1 (fr)
MX (1) MX2010013318A (fr)
WO (1) WO2009147184A1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8762348B2 (en) 2009-06-09 2014-06-24 Emc Corporation Segment deduplication system with compression of segments
US8731190B2 (en) * 2009-06-09 2014-05-20 Emc Corporation Segment deduplication system with encryption and compression of segments
US9066117B2 (en) * 2012-02-08 2015-06-23 Vixs Systems, Inc Container agnostic encryption device and methods for use therewith
EP2910026B1 (fr) * 2012-10-19 2017-11-29 Visa International Service Association Procédés de diffusion numérique mettant en uvre des réseaux maillés et des ondelettes sécurisés
CN105393532B (zh) * 2013-07-22 2019-04-19 索尼公司 信息处理设备和方法
DE102013226802A1 (de) * 2013-12-20 2015-06-25 Siemens Aktiengesellschaft Schutz von Privatsphäre in einem Videostrom mittels einer redundanten Slice
KR101564421B1 (ko) * 2014-05-02 2015-10-29 삼성전자주식회사 동영상 처리 장치 및 방법
EP3340624B1 (fr) 2016-12-20 2019-07-03 Axis AB Codage d'une image de confidentialité masquée
EP3340623B1 (fr) 2016-12-20 2023-04-12 Axis AB Procédé de codage d'image comprenant un masque de confidentialité
CN108965882B (zh) * 2018-06-12 2020-08-14 浙江大华技术股份有限公司 一种编解码方法及装置
CN108848382B (zh) * 2018-06-12 2020-04-03 浙江大华技术股份有限公司 一种编解码方法及装置
CN109214971B (zh) * 2018-08-08 2019-05-28 山东科技大学 一种灰度图像可视加密方法
CN111372023B (zh) * 2018-12-25 2023-04-07 杭州海康威视数字技术股份有限公司 一种码流加密、解密方法及装置
CN115643001B (zh) * 2022-12-25 2023-03-14 武汉恩为科技有限公司 一种基于位平面的图像加密方法、系统及可读存储介质

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6505299B1 (en) * 1999-03-01 2003-01-07 Sharp Laboratories Of America, Inc. Digital image scrambling for image coding systems
GB0315412D0 (en) * 2003-07-02 2003-08-06 Queen Mary & Westfield College Optical flow estimation method
US20050207569A1 (en) * 2004-03-16 2005-09-22 Exavio, Inc Methods and apparatus for preparing data for encrypted transmission
FR2879878B1 (fr) * 2004-12-22 2007-05-25 Thales Sa Procede de chiffrement selectif compatible pour flux video
CA2628203A1 (fr) * 2005-11-04 2007-05-10 Emitall Surveillance S.A. Brouillage video de domaine de transformee fonde sur une zone

Also Published As

Publication number Publication date
MX2010013318A (es) 2011-02-24
MA32378B1 (fr) 2011-06-01
US8447034B2 (en) 2013-05-21
US20110194688A1 (en) 2011-08-11
WO2009147184A1 (fr) 2009-12-10
EP2297952A1 (fr) 2011-03-23
BRPI0913388A2 (pt) 2015-11-24
FR2932045A1 (fr) 2009-12-04

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