GB9928836D0 - Compressed data streams - Google Patents

Compressed data streams

Info

Publication number
GB9928836D0
GB9928836D0 GB9928836A GB9928836A GB9928836D0 GB 9928836 D0 GB9928836 D0 GB 9928836D0 GB 9928836 A GB9928836 A GB 9928836A GB 9928836 A GB9928836 A GB 9928836A GB 9928836 D0 GB9928836 D0 GB 9928836D0
Authority
GB
United Kingdom
Prior art keywords
data streams
compressed data
compressed
streams
data
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.)
Withdrawn
Application number
GB9928836A
Other versions
GB2357210A (en
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.)
Snell Advanced Media Ltd
Original Assignee
Snell and Wilcox Ltd
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 Snell and Wilcox Ltd filed Critical Snell and Wilcox Ltd
Priority to GB9928836A priority Critical patent/GB2357210A/en
Publication of GB9928836D0 publication Critical patent/GB9928836D0/en
Priority to PCT/GB2000/004671 priority patent/WO2001043448A1/en
Priority to AU21893/01A priority patent/AU2189301A/en
Publication of GB2357210A publication Critical patent/GB2357210A/en
Withdrawn legal-status Critical Current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
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • 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
    • H04N19/115—Selection of the code volume for a coding unit prior to 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/152—Data rate or code amount at the encoder output by measuring the fullness of the transmission buffer
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/40—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using video transcoding, i.e. partial or full decoding of a coded input stream followed by re-encoding of the decoded output 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • 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
    • 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
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/23608—Remultiplexing multiplex streams, e.g. involving modifying time stamps or remapping the packet identifiers
    • 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
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • H04N21/23614—Multiplexing of additional data and video streams
    • 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
    • H04N21/434—Disassembling of a multiplex stream, e.g. demultiplexing audio and video streams, extraction of additional data from a video stream; Remultiplexing of multiplex streams; Extraction or processing of SI; Disassembling of packetised elementary stream
    • H04N21/4348—Demultiplexing of additional data and video streams
    • 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
    • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Time-Division Multiplex Systems (AREA)
GB9928836A 1999-12-06 1999-12-06 Inserting future bit rate information in a compressed data stream Withdrawn GB2357210A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9928836A GB2357210A (en) 1999-12-06 1999-12-06 Inserting future bit rate information in a compressed data stream
PCT/GB2000/004671 WO2001043448A1 (en) 1999-12-06 2000-12-06 Apparatus and method for image data coding with additional data embedding
AU21893/01A AU2189301A (en) 1999-12-06 2000-12-06 Apparatus and method for image data coding with additional data embedding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9928836A GB2357210A (en) 1999-12-06 1999-12-06 Inserting future bit rate information in a compressed data stream

Publications (2)

Publication Number Publication Date
GB9928836D0 true GB9928836D0 (en) 2000-02-02
GB2357210A GB2357210A (en) 2001-06-13

Family

ID=10865805

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9928836A Withdrawn GB2357210A (en) 1999-12-06 1999-12-06 Inserting future bit rate information in a compressed data stream

Country Status (3)

Country Link
AU (1) AU2189301A (en)
GB (1) GB2357210A (en)
WO (1) WO2001043448A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020144260A1 (en) * 2001-03-29 2002-10-03 Koninklijke Philips Electronics N.V. Method for adaptive data/content insertion in MPEG2 transport stream
US20020147990A1 (en) * 2001-04-10 2002-10-10 Koninklijke Philips Electronics N.V. System and method for inserting video and audio packets into a video transport stream

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960010196B1 (en) * 1993-06-04 1996-07-26 배순훈 Dct coefficient quantizer utilizing human vision characteristics
AU6771294A (en) * 1994-04-20 1995-11-16 Thomson Consumer Electronics, Inc Complexity determining apparatus
KR0139154B1 (en) * 1994-07-08 1998-06-15 김광호 Coding method in a neural network
US5734419A (en) * 1994-10-21 1998-03-31 Lucent Technologies Inc. Method of encoder control
US5694170A (en) * 1995-04-06 1997-12-02 International Business Machines Corporation Video compression using multiple computing agents
US5719632A (en) * 1996-01-25 1998-02-17 Ibm Corporation Motion video compression system with buffer empty/fill look-ahead bit allocation
GB9607645D0 (en) * 1996-04-12 1996-06-12 Snell & Wilcox Ltd Processing of video signals prior to compression
JPH1118083A (en) * 1997-06-25 1999-01-22 Sony Corp Digital signal coding method and system, signal recording medium and signal transmission method
US6483944B1 (en) * 1998-07-01 2002-11-19 Victor Company Of Japan, Limited Data coding method and apparatus therefor

Also Published As

Publication number Publication date
WO2001043448A1 (en) 2001-06-14
GB2357210A (en) 2001-06-13
AU2189301A (en) 2001-06-18

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)