ATE464748T1 - Verfahren und system zur verhinderung von startkode-emulation und stopfdaten - Google Patents

Verfahren und system zur verhinderung von startkode-emulation und stopfdaten

Info

Publication number
ATE464748T1
ATE464748T1 AT06021437T AT06021437T ATE464748T1 AT E464748 T1 ATE464748 T1 AT E464748T1 AT 06021437 T AT06021437 T AT 06021437T AT 06021437 T AT06021437 T AT 06021437T AT E464748 T1 ATE464748 T1 AT E464748T1
Authority
AT
Austria
Prior art keywords
data
start code
code emulation
emulation prevention
decoder
Prior art date
Application number
AT06021437T
Other languages
English (en)
Inventor
Gary J Sullivan
Stephen J Estrop
Original Assignee
Microsoft Corp
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 Microsoft Corp filed Critical Microsoft Corp
Application granted granted Critical
Publication of ATE464748T1 publication Critical patent/ATE464748T1/de

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
    • H04N21/23424—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving splicing one content stream with another content stream, e.g. for inserting or substituting an advertisement
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/07—Synchronising arrangements using pulse stuffing for systems with different or fluctuating information rates or bit rates
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic 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 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
    • 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
    • H04N21/44016—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 splicing one content stream with another content stream, e.g. for substituting a video clip
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0602—Systems characterised by the synchronising information used
    • H04J3/0605—Special codes used as synchronising signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Business, Economics & Management (AREA)
  • Marketing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Error Detection And Correction (AREA)
  • Debugging And Monitoring (AREA)
  • Communication Control (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Sewing Machines And Sewing (AREA)
  • Storage Device Security (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Television Signal Processing For Recording (AREA)
  • Closed-Circuit Television Systems (AREA)
AT06021437T 2002-01-22 2003-01-22 Verfahren und system zur verhinderung von startkode-emulation und stopfdaten ATE464748T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US35114302P 2002-01-22 2002-01-22

Publications (1)

Publication Number Publication Date
ATE464748T1 true ATE464748T1 (de) 2010-04-15

Family

ID=37575975

Family Applications (3)

Application Number Title Priority Date Filing Date
AT06021437T ATE464748T1 (de) 2002-01-22 2003-01-22 Verfahren und system zur verhinderung von startkode-emulation und stopfdaten
AT03713279T ATE348484T1 (de) 2002-01-22 2003-01-22 Verfahren zur verhinderung von startkode- emulation und stopfdaten
AT03710731T ATE352171T1 (de) 2002-01-22 2003-01-22 Verfahren zum ermöglichen von direktzugriff und spleissen in einem verschlüsselten videostrom

Family Applications After (2)

Application Number Title Priority Date Filing Date
AT03713279T ATE348484T1 (de) 2002-01-22 2003-01-22 Verfahren zur verhinderung von startkode- emulation und stopfdaten
AT03710731T ATE352171T1 (de) 2002-01-22 2003-01-22 Verfahren zum ermöglichen von direktzugriff und spleissen in einem verschlüsselten videostrom

Country Status (11)

Country Link
US (2) US7505485B2 (de)
EP (3) EP1468566B1 (de)
JP (5) JP4503294B2 (de)
CN (2) CN1618236A (de)
AT (3) ATE464748T1 (de)
DE (3) DE60311231T2 (de)
DK (1) DK1753244T3 (de)
ES (1) ES2341357T3 (de)
HK (3) HK1069700A1 (de)
PT (1) PT1753244E (de)
WO (2) WO2003063499A2 (de)

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JP4448334B2 (ja) * 2002-04-19 2010-04-07 マイクロソフト コーポレーション バイト整列されていない（ｎｏｎ−ｂｙｔｅ−ａｌｉｇｎｅｄｐｏｓｉｔｉｏｎｓ）のポジション、および／またはビット・シフトされたポジション（ｂｉｔ−ｓｉｆｔｅｄｐｏｓｉｔｉｏｎｓ）を含む位置におけるスタート・コード・エミュレーションを防ぐための方法およびシステム
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ATE352171T1 (de) 2007-02-15
JP4503294B2 (ja) 2010-07-14
WO2003063499A2 (en) 2003-07-31
JP2006502605A (ja) 2006-01-19
DE60310368T2 (de) 2007-03-29
EP1468566A1 (de) 2004-10-20
JP2011205665A (ja) 2011-10-13
HK1069701A1 (en) 2005-05-27
CN1618235A (zh) 2005-05-18
DE60311231D1 (de) 2007-03-08
WO2003063499A3 (en) 2003-10-16
EP1468567B1 (de) 2006-12-13
JP4703114B2 (ja) 2011-06-15
DE60310368D1 (de) 2007-01-25
US7505485B2 (en) 2009-03-17
JP2012182797A (ja) 2012-09-20
EP1753244B1 (de) 2010-04-14
WO2003063500A1 (en) 2003-07-31
JP2009246995A (ja) 2009-10-22
EP1468566B1 (de) 2007-01-17
JP5394528B2 (ja) 2014-01-22
JP2005516496A (ja) 2005-06-02
US20090168805A1 (en) 2009-07-02
DE60332175D1 (de) 2010-05-27
DK1753244T3 (da) 2010-07-26
US7839895B2 (en) 2010-11-23
ES2341357T3 (es) 2010-06-18
PT1753244E (pt) 2010-05-06
JP4918119B2 (ja) 2012-04-18
CN1618236A (zh) 2005-05-18
JP5175371B2 (ja) 2013-04-03
DE60311231T2 (de) 2007-11-15
HK1103199A1 (en) 2007-12-14
ATE348484T1 (de) 2007-01-15
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US20030146855A1 (en) 2003-08-07
EP1753244A1 (de) 2007-02-14

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