DE69835211D1 - Umschaltung zwischen komprimierten videobitströmen - Google Patents

Umschaltung zwischen komprimierten videobitströmen

Info

Publication number
DE69835211D1
DE69835211D1 DE69835211T DE69835211T DE69835211D1 DE 69835211 D1 DE69835211 D1 DE 69835211D1 DE 69835211 T DE69835211 T DE 69835211T DE 69835211 T DE69835211 T DE 69835211T DE 69835211 D1 DE69835211 D1 DE 69835211D1
Authority
DE
Germany
Prior art keywords
bitstrams
switching
compressed video
video
compressed
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
DE69835211T
Other languages
English (en)
Other versions
DE69835211T2 (de
Inventor
John Brightwell
John Dancer
Nicholas Tudor
Dominic Wells
Hartwig Werner
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
Application granted granted Critical
Publication of DE69835211D1 publication Critical patent/DE69835211D1/de
Publication of DE69835211T2 publication Critical patent/DE69835211T2/de
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
    • H04N7/00—Television systems
    • H04N7/24—Systems for the transmission of television signals using pulse code modulation
    • H04N7/52—Systems for transmission of a pulse code modulated video signal with one or more other pulse code modulated signals, e.g. an audio signal or a synchronizing signal
    • 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
    • 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
    • H04N19/124—Quantisation
    • H04N19/126—Details of normalisation or weighting functions, e.g. normalisation matrices or variable uniform quantisers
    • 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 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
    • 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
    • H04N21/23439—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 for generating different versions
    • 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
    • H04N19/124—Quantisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Business, Economics & Management (AREA)
  • Marketing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
DE69835211T 1997-07-18 1998-07-17 Umschaltung zwischen komprimierten videobitströmen Expired - Lifetime DE69835211T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9715237A GB2327548B (en) 1997-07-18 1997-07-18 Switching compressed video bitstreams
GB9715237 1997-07-18
PCT/GB1998/002121 WO1999004571A1 (en) 1997-07-18 1998-07-17 Switching compressed video bitstreams

Publications (2)

Publication Number Publication Date
DE69835211D1 true DE69835211D1 (de) 2006-08-24
DE69835211T2 DE69835211T2 (de) 2007-06-14

Family

ID=10816120

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69835211T Expired - Lifetime DE69835211T2 (de) 1997-07-18 1998-07-17 Umschaltung zwischen komprimierten videobitströmen

Country Status (9)

Country Link
US (1) US6831949B1 (de)
EP (1) EP0995315B1 (de)
JP (1) JP2001510964A (de)
AU (1) AU755898B2 (de)
CA (1) CA2295754C (de)
DE (1) DE69835211T2 (de)
ES (1) ES2268783T3 (de)
GB (2) GB2369518B (de)
WO (1) WO1999004571A1 (de)

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US6091995A (en) 1996-11-08 2000-07-18 Surx, Inc. Devices, methods, and systems for shrinking tissues
KR100555164B1 (ko) * 1997-07-25 2006-03-03 소니 가부시끼 가이샤 편집 장치, 편집 방법, 재부호화 장치, 재부호화 방법, 스플라이싱 장치 및 스플라이싱 방법
GB2344728B (en) 1998-09-23 2004-03-17 British Broadcasting Corp Audio compression
GB9822087D0 (en) * 1998-10-09 1998-12-02 Snell & Wilcox Ltd Improvements in data compression
JP2000165802A (ja) 1998-11-25 2000-06-16 Matsushita Electric Ind Co Ltd ストリーム編集装置と編集方法
GB2353655B (en) 1999-08-26 2003-07-23 Sony Uk Ltd Signal processor
JP4331835B2 (ja) * 1999-09-22 2009-09-16 パナソニック株式会社 画像データ伝送方法
GB2356997A (en) * 1999-12-02 2001-06-06 Sony Uk Ltd Video signal processing
GB2358539A (en) * 2000-01-21 2001-07-25 Sony Uk Ltd Data processing method which separates parameter data from coded data
JP4724919B2 (ja) * 2000-06-02 2011-07-13 ソニー株式会社 記録装置および記録方法、再生装置および再生方法、並びに記録媒体
JP2002064794A (ja) * 2000-08-18 2002-02-28 Sony Corp 多重化装置および方法、画像出力装置および方法、並びに記録媒体
US7346698B2 (en) 2000-12-20 2008-03-18 G. W. Hannaway & Associates Webcasting method and system for time-based synchronization of multiple, independent media streams
US20030202576A1 (en) * 2002-04-29 2003-10-30 The Boeing Company Method and apparatus for decompressing and multiplexing multiple video streams in real-time
US20040260827A1 (en) * 2003-06-19 2004-12-23 Nokia Corporation Stream switching based on gradual decoder refresh
US7599565B2 (en) * 2004-03-10 2009-10-06 Nokia Corporation Method and device for transform-domain video editing
US7818444B2 (en) 2004-04-30 2010-10-19 Move Networks, Inc. Apparatus, system, and method for multi-bitrate content streaming
WO2006022221A1 (ja) * 2004-08-25 2006-03-02 Sony Corporation 情報処理装置および情報処理方法、記録媒体、並びに、プログラム
JP4822444B2 (ja) * 2007-03-30 2011-11-24 Ｋｄｄｉ株式会社 動画編集装置
US8411569B2 (en) * 2008-01-10 2013-04-02 Alcatel Lucent Method of splicing encoded multimedia data streams
JP2009246489A (ja) * 2008-03-28 2009-10-22 Kddi R & D Laboratories Inc 映像信号切替装置
JP2011193042A (ja) * 2010-03-11 2011-09-29 Toshiba Corp 映像再生装置及び映像再生方法
CN102752488B (zh) * 2011-08-02 2017-08-04 新奥特（北京）视频技术有限公司 实现多演播室系统的统一控制的方法、设备及系统
JP6019824B2 (ja) * 2012-07-02 2016-11-02 富士通株式会社 動画像符号化装置及び動画像符号化方法ならびに動画像符号化用コンピュータプログラム
US9813325B2 (en) 2012-12-27 2017-11-07 Comcast Cable Communications, Llc Information stream management
CN104104958B (zh) * 2013-04-08 2017-08-25 联发科技（新加坡）私人有限公司 图像解码方法及其图像解码装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2885322B2 (ja) * 1990-03-27 1999-04-19 日本ビクター株式会社 フィールド間予測符号化装置及び復号化装置
KR0121301B1 (ko) * 1992-09-30 1997-11-17 사또오 후미오 편집신호 디코딩 장치
US5614952A (en) * 1994-10-11 1997-03-25 Hitachi America, Ltd. Digital video decoder for decoding digital high definition and/or digital standard definition television signals
JP2776212B2 (ja) * 1993-08-04 1998-07-16 日本ビクター株式会社 符号記録装置
EP0656729B1 (de) * 1993-12-01 2000-02-09 Matsushita Electric Industrial Co., Ltd. Verfahren und Vorrichtung zum Editieren oder zur Mischung von komprimierten Bildern
US5651090A (en) * 1994-05-06 1997-07-22 Nippon Telegraph And Telephone Corporation Coding method and coder for coding input signals of plural channels using vector quantization, and decoding method and decoder therefor
EP0845908B1 (de) 1994-06-17 2003-02-05 Snell & Wilcox Limited Komprimieren eines aus kompressionskodierten Videosignalen nach deren Teildekodierung kombinierten Signales
US5495291A (en) * 1994-07-22 1996-02-27 Hewlett-Packard Company Decompression system for compressed video data for providing uninterrupted decompressed video data output
JP3019912B2 (ja) * 1994-07-22 2000-03-15 日本ビクター株式会社 画像データ編集装置
KR100202538B1 (ko) * 1994-12-23 1999-06-15 구자홍 엠펙 비디오 코덱 장치
GB2307613B (en) * 1995-08-31 2000-03-22 British Broadcasting Corp Switching bit-rate reduced signals
US6137834A (en) * 1996-05-29 2000-10-24 Sarnoff Corporation Method and apparatus for splicing compressed information streams
JP4666695B2 (ja) 1996-07-15 2011-04-06 アムストラ．インベストメンツ フォー ケイ．ジー．，リミテッド ライアビリティ カンパニー ビデオ信号圧縮処理方法
US5917830A (en) * 1996-10-18 1999-06-29 General Instrument Corporation Splicing compressed packetized digital video streams
US5982436A (en) * 1997-03-28 1999-11-09 Philips Electronics North America Corp. Method for seamless splicing in a video encoder
KR100555164B1 (ko) * 1997-07-25 2006-03-03 소니 가부시끼 가이샤 편집 장치, 편집 방법, 재부호화 장치, 재부호화 방법, 스플라이싱 장치 및 스플라이싱 방법

Also Published As

Publication number Publication date
EP0995315B1 (de) 2006-07-12
CA2295754A1 (en) 1999-01-28
GB9715237D0 (en) 1997-09-24
US6831949B1 (en) 2004-12-14
WO1999004571A1 (en) 1999-01-28
DE69835211T2 (de) 2007-06-14
GB0204471D0 (en) 2002-04-10
GB2369518A (en) 2002-05-29
AU755898B2 (en) 2003-01-02
JP2001510964A (ja) 2001-08-07
GB2327548A (en) 1999-01-27
EP0995315A1 (de) 2000-04-26
AU8449598A (en) 1999-02-10
GB2327548B (en) 2002-05-01
CA2295754C (en) 2007-05-15
GB2369518B (en) 2002-07-17
ES2268783T3 (es) 2007-03-16

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