GB9919449D0 - Coder - Google Patents

Coder

Info

Publication number
GB9919449D0
GB9919449D0 GBGB9919449.0A GB9919449A GB9919449D0 GB 9919449 D0 GB9919449 D0 GB 9919449D0 GB 9919449 A GB9919449 A GB 9919449A GB 9919449 D0 GB9919449 D0 GB 9919449D0
Authority
GB
United Kingdom
Prior art keywords
coder
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Withdrawn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
GBGB9919449.0A
Other versions
GB2353426A (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.)
British Broadcasting Corp
Original Assignee
British Broadcasting 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 British Broadcasting Corp filed Critical British Broadcasting Corp
Priority to GB9919449A priority Critical patent/GB2353426A/en
Publication of GB9919449D0 publication Critical patent/GB9919449D0/en
Priority to PCT/GB2000/003205 priority patent/WO2001013646A1/en
Publication of GB2353426A publication Critical patent/GB2353426A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • H04N19/439—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 using cascaded computational arrangements for performing a single operation, e.g. filtering
    • 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
    • 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
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/23439—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements for generating different versions
    • 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
    • H04N21/2365—Multiplexing of several video streams
    • H04N21/23655—Statistical multiplexing, e.g. by controlling the encoder to alter its bitrate to optimize the bandwidth utilization
GB9919449A 1999-08-17 1999-08-17 Mutiple output variable bit rate encoding Withdrawn GB2353426A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9919449A GB2353426A (en) 1999-08-17 1999-08-17 Mutiple output variable bit rate encoding
PCT/GB2000/003205 WO2001013646A1 (en) 1999-08-17 2000-08-17 Method and apparatus for coding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9919449A GB2353426A (en) 1999-08-17 1999-08-17 Mutiple output variable bit rate encoding

Publications (2)

Publication Number Publication Date
GB9919449D0 true GB9919449D0 (en) 1999-10-20
GB2353426A GB2353426A (en) 2001-02-21

Family

ID=10859315

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9919449A Withdrawn GB2353426A (en) 1999-08-17 1999-08-17 Mutiple output variable bit rate encoding

Country Status (2)

Country Link
GB (1) GB2353426A (en)
WO (1) WO2001013646A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4113044B2 (en) * 2003-05-23 2008-07-02 松下電器産業株式会社 Image encoding device
US20090110060A1 (en) * 2007-10-30 2009-04-30 Mauricio Cortes Method and apparatus for performing lower complexity multiple bit rate video encoding using metadata
FR2990814B1 (en) * 2012-05-18 2014-05-16 Assistance Tech Et Etude De Materiels Electroniques METHOD AND TREATMENT SYSTEM FOR GENERATING AT LEAST TWO COMPRESSED VIDEO STREAMS

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0132894B1 (en) * 1992-03-13 1998-10-01 강진구 Image compression coding and decoding method and apparatus
US5737720A (en) * 1993-10-26 1998-04-07 Sony Corporation Low bit rate multichannel audio coding methods and apparatus using non-linear adaptive bit allocation
EP0845908B1 (en) * 1994-06-17 2003-02-05 Snell & Wilcox Limited Compressing a signal combined from compression encoded video signals after partial decoding thereof
US5623312A (en) * 1994-12-22 1997-04-22 Lucent Technologies Inc. Compressed-domain bit rate reduction system
JPH1066092A (en) * 1996-04-23 1998-03-06 Sony Corp Video data compressor and its method
DE69730965T2 (en) * 1996-07-15 2006-02-23 Snell & Wilcox Ltd. VIDEO COMPRESSION
GB2333657B (en) * 1998-01-22 2002-08-21 Snell & Wilcox Ltd Video signal compression

Also Published As

Publication number Publication date
GB2353426A (en) 2001-02-21
WO2001013646A1 (en) 2001-02-22

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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)