JP2003244700A - スケーラブルビデオビットストリームのシームレスな切換え - Google Patents

スケーラブルビデオビットストリームのシームレスな切換え

Info

Publication number
JP2003244700A
JP2003244700A JP2003018057A JP2003018057A JP2003244700A JP 2003244700 A JP2003244700 A JP 2003244700A JP 2003018057 A JP2003018057 A JP 2003018057A JP 2003018057 A JP2003018057 A JP 2003018057A JP 2003244700 A JP2003244700 A JP 2003244700A
Authority
JP
Japan
Prior art keywords
bitstream
data
layer portion
encoded data
base layer
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.)
Pending
Application number
JP2003018057A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003244700A5 (enrdf_load_stackoverflow
Inventor
Feng Wu
フェン ウ
Shipeng Li
シペン リ
Xiaoyan Sun
シャオヤン サン
Ya-Qin Zhang
ヤキン ハン
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.)
Microsoft Corp
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
Priority claimed from US10/186,298 external-priority patent/US6996173B2/en
Priority claimed from US10/185,741 external-priority patent/US20030151753A1/en
Application filed by Microsoft Corp filed Critical Microsoft Corp
Publication of JP2003244700A publication Critical patent/JP2003244700A/ja
Publication of JP2003244700A5 publication Critical patent/JP2003244700A5/ja
Pending 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
    • H04N21/2343—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
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests
    • H04N21/2402—Monitoring of the downstream path of the transmission network, e.g. bandwidth available
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2003018057A 2002-01-25 2003-01-27 スケーラブルビデオビットストリームのシームレスな切換え Pending JP2003244700A (ja)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US35189102P 2002-01-25 2002-01-25
US60/351,891 2002-01-25
US10/186,298 US6996173B2 (en) 2002-01-25 2002-06-27 Seamless switching of scalable video bitstreams
US10/186,298 2002-06-27
US10/185,741 US20030151753A1 (en) 2002-02-08 2002-06-27 Methods and apparatuses for use in switching between streaming video bitstreams
US10/185,741 2002-06-27

Publications (2)

Publication Number Publication Date
JP2003244700A true JP2003244700A (ja) 2003-08-29
JP2003244700A5 JP2003244700A5 (enrdf_load_stackoverflow) 2006-03-16

Family

ID=27792130

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003018057A Pending JP2003244700A (ja) 2002-01-25 2003-01-27 スケーラブルビデオビットストリームのシームレスな切換え

Country Status (1)

Country Link
JP (1) JP2003244700A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010136383A (ja) * 2003-10-24 2010-06-17 Qualcomm Inc 無線通信システムにおいてマルチメディアストリーム間の受信をシームレスに切り替えるための方法および装置
US8175151B2 (en) 2006-10-05 2012-05-08 Industrial Technology Research Institute Encoders and image encoding methods
US8576919B2 (en) 2002-02-08 2013-11-05 Microsoft Corporation Methods and apparatuses for use in switching between streaming video bitstreams

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8576919B2 (en) 2002-02-08 2013-11-05 Microsoft Corporation Methods and apparatuses for use in switching between streaming video bitstreams
US9686546B2 (en) 2002-02-08 2017-06-20 Microsoft Technology Licensing, Llc Switching between streaming video bitstreams
JP2010136383A (ja) * 2003-10-24 2010-06-17 Qualcomm Inc 無線通信システムにおいてマルチメディアストリーム間の受信をシームレスに切り替えるための方法および装置
US8175151B2 (en) 2006-10-05 2012-05-08 Industrial Technology Research Institute Encoders and image encoding methods

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