FR2845556B1 - ADAPTIVE AND PROGRESSIVE STRIPPING OF VIDEO STREAMS - Google Patents

ADAPTIVE AND PROGRESSIVE STRIPPING OF VIDEO STREAMS

Info

Publication number
FR2845556B1
FR2845556B1 FR0212269A FR0212269A FR2845556B1 FR 2845556 B1 FR2845556 B1 FR 2845556B1 FR 0212269 A FR0212269 A FR 0212269A FR 0212269 A FR0212269 A FR 0212269A FR 2845556 B1 FR2845556 B1 FR 2845556B1
Authority
FR
France
Prior art keywords
adaptive
video streams
stripping
progressive
progressive stripping
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 - Lifetime
Application number
FR0212269A
Other languages
French (fr)
Other versions
FR2845556A1 (en
Inventor
Daniel Lecomte
Pierre Sarda
Mitzova Daniela Parayre
Sebastien Georges
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.)
Nagra France SAS
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 FR0212269A priority Critical patent/FR2845556B1/en
Priority to AU2003299174A priority patent/AU2003299174A1/en
Priority to PCT/FR2003/002914 priority patent/WO2004032510A1/en
Priority to EP03798956A priority patent/EP1559270A1/en
Publication of FR2845556A1 publication Critical patent/FR2845556A1/en
Application granted granted Critical
Publication of FR2845556B1 publication Critical patent/FR2845556B1/en
Priority to US11/091,793 priority patent/US7613298B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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]
    • H04N21/40—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
    • H04N21/466—Learning process for intelligent management, e.g. learning user preferences for recommending movies
    • H04N21/4667—Processing of monitored end-user data, e.g. trend analysis based on the log file of viewer selections
    • 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
    • H04N19/134—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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/10—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
    • H04N19/18—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 a set of transform coefficients
    • 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
    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/88—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving rearrangement of data among different coding units, e.g. shuffling, interleaving, scrambling or permutation of pixel data or permutation of transform coefficient data among different blocks
    • 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
    • H04N21/25—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
    • H04N21/254—Management at additional data server, e.g. shopping server, rights management server
    • H04N21/2541—Rights Management
    • 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
    • H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
    • H04N21/25866—Management of end-user data
    • H04N21/25875—Management of end-user data involving end-user authentication
    • 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
    • H04N21/26613—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 for generating or managing keys in general
    • 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]
    • H04N21/40—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
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
    • 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
    • H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
    • 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
    • H04N21/4627—Rights management associated to the content
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Graphics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
FR0212269A 2002-10-03 2002-10-03 ADAPTIVE AND PROGRESSIVE STRIPPING OF VIDEO STREAMS Expired - Lifetime FR2845556B1 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0212269A FR2845556B1 (en) 2002-10-03 2002-10-03 ADAPTIVE AND PROGRESSIVE STRIPPING OF VIDEO STREAMS
AU2003299174A AU2003299174A1 (en) 2002-10-03 2003-10-03 Adaptive and progressive video stream scrambling
PCT/FR2003/002914 WO2004032510A1 (en) 2002-10-03 2003-10-03 Adaptive and progressive video stream scrambling
EP03798956A EP1559270A1 (en) 2002-10-03 2003-10-03 Adaptive and progressive video stream scrambling
US11/091,793 US7613298B2 (en) 2002-10-03 2005-03-28 System and process for adaptive and progressive scrambling of video streams

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0212269A FR2845556B1 (en) 2002-10-03 2002-10-03 ADAPTIVE AND PROGRESSIVE STRIPPING OF VIDEO STREAMS

Publications (2)

Publication Number Publication Date
FR2845556A1 FR2845556A1 (en) 2004-04-09
FR2845556B1 true FR2845556B1 (en) 2005-02-11

Family

ID=32011373

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0212269A Expired - Lifetime FR2845556B1 (en) 2002-10-03 2002-10-03 ADAPTIVE AND PROGRESSIVE STRIPPING OF VIDEO STREAMS

Country Status (4)

Country Link
EP (1) EP1559270A1 (en)
AU (1) AU2003299174A1 (en)
FR (1) FR2845556B1 (en)
WO (1) WO2004032510A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2850826B1 (en) 2003-02-04 2005-04-01 Medialive PROTECTIVE METHOD AND DEVICE FOR SECURE DIFFUSION OF AUDIOVISUAL WORKS
EP1746512A4 (en) * 2004-04-20 2009-04-22 Panasonic Corp Recorder/reproducer and content data protection system
FR2898451B1 (en) 2006-03-13 2008-05-09 Medialive METHOD AND EQUIPMENT FOR DISTRIBUTING DIGITAL AUDIOVISUAL CONTENT SECURED BY INTEROPERABLE SOLUTIONS

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5754658A (en) * 1996-04-19 1998-05-19 Intel Corporation Adaptive encryption to avoid processor oversaturation
FR2771581B1 (en) * 1997-11-26 1999-12-17 Thomson Multimedia Sa SCALING METHOD AND SCALING METHOD OF DIGITAL VIDEO DATA AND DEVICES IMPLEMENTING THE METHODS
JPH11298878A (en) * 1998-04-08 1999-10-29 Nec Corp Image scrambling method and device therefor
US6377690B1 (en) * 1998-09-14 2002-04-23 Lucent Technologies Inc. Safe transmission of broadband data messages
SE513356C2 (en) * 1998-11-20 2000-08-28 Ericsson Telefon Ab L M Method and apparatus for encrypting images
US6505299B1 (en) * 1999-03-01 2003-01-07 Sharp Laboratories Of America, Inc. Digital image scrambling for image coding systems
US7249105B1 (en) * 2000-03-14 2007-07-24 Microsoft Corporation BORE-resistant digital goods configuration and distribution methods and arrangements
JP2001359070A (en) * 2000-06-14 2001-12-26 Canon Inc Data processing unit, data processing method and computer-readable storage medium
FR2812147A1 (en) * 2000-07-19 2002-01-25 Innovatron Sa Method of security processing of data flow such as e.g. MP3 data stream by transmitting processes data stream back to external device that recombines of processes part with major fraction to produce flux of output information

Also Published As

Publication number Publication date
WO2004032510A1 (en) 2004-04-15
EP1559270A1 (en) 2005-08-03
FR2845556A1 (en) 2004-04-09
AU2003299174A1 (en) 2004-04-23

Similar Documents

Publication Publication Date Title
DE602004003025D1 (en) VIDEO / AUDIO NETWORK
GB0230328D0 (en) Video streaming
FI20041039A (en) Video conferencing and implementation method
GB0000873D0 (en) Interconnection of audio/video devices
TWI318795B (en) Sectional field effect devices and method of fabrication
HK1164594A1 (en) Method of processing video picture
AU2003228063A8 (en) Adaptive scaling of video signals
EP1472871A4 (en) Remote server switching of video streams
PL374025A1 (en) Adaptive weighting of reference pictures in video
GB0226872D0 (en) Video transmission
GB0003306D0 (en) Control of interconnected audio/video devices
FR2849563B1 (en) CUSTOMIZED MARKING FOR THE PROTECTION OF DIGITAL AUDIOVISUAL STREAMS
GB0403163D0 (en) Video devices
GB0201594D0 (en) Audio/video stream
AU2003297678A8 (en) Anvick aperture device and method of forming and using same
AU2003202771A1 (en) Quality of video
EP1448019A4 (en) Yoke of speaker
IL166502A0 (en) Condensed voice buffering transmission and playback
FR2846179B1 (en) ADAPTIVE AND PROGRESSIVE STRIP OF AUDIO STREAMS
PL356280A1 (en) Method of channel selection upon switching the tv set on
GB2395387B (en) Video streaming device and method of control for switchable video streams
FR2845556B1 (en) ADAPTIVE AND PROGRESSIVE STRIPPING OF VIDEO STREAMS
FR2846178B1 (en) ADAPTIVE AND PROGRESSIVE DISCONNECTION OF AUDIO STREAMS
AU2003214530A8 (en) A method of broadcasting video streams
AU2002301202A1 (en) Streaming announcements to agents of an ACD

Legal Events

Date Code Title Description
TP Transmission of property

Owner name: NAGRA FRANCE SAS, FR

Effective date: 20130121

PLFP Fee payment

Year of fee payment: 14

PLFP Fee payment

Year of fee payment: 15

PLFP Fee payment

Year of fee payment: 16

PLFP Fee payment

Year of fee payment: 17

PLFP Fee payment

Year of fee payment: 18

PLFP Fee payment

Year of fee payment: 19

PLFP Fee payment

Year of fee payment: 20