DE60005237D1 - Umschaltung zwischen Video-Signalen in Echtzeit - Google Patents

Umschaltung zwischen Video-Signalen in Echtzeit

Info

Publication number
DE60005237D1
DE60005237D1 DE60005237T DE60005237T DE60005237D1 DE 60005237 D1 DE60005237 D1 DE 60005237D1 DE 60005237 T DE60005237 T DE 60005237T DE 60005237 T DE60005237 T DE 60005237T DE 60005237 D1 DE60005237 D1 DE 60005237D1
Authority
DE
Germany
Prior art keywords
switching
real time
video signals
video
signals
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
DE60005237T
Other languages
English (en)
Other versions
DE60005237T2 (de
Inventor
Alois Martin Bock
Brian Richardson
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.)
Ericsson AB
Original Assignee
Tandberg Television AS
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 Tandberg Television AS filed Critical Tandberg Television AS
Application granted granted Critical
Publication of DE60005237D1 publication Critical patent/DE60005237D1/de
Publication of DE60005237T2 publication Critical patent/DE60005237T2/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
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/004—Predictors, e.g. intraframe, interframe coding
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/007—Transform coding, e.g. discrete cosine transform
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G11B27/036—Insert-editing
    • 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
    • H04N21/23406—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving management of server-side video buffer
    • 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
    • H04N21/236—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
    • H04N21/23611—Insertion of stuffing data into a multiplex stream, e.g. to obtain a constant bitrate
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/268—Signal distribution or switching

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Marketing (AREA)
  • Discrete Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
DE2000605237 1999-03-08 2000-03-07 Umschaltung zwischen Video-Signalen in Echtzeit Expired - Lifetime DE60005237T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9905215A GB2347812A (en) 1999-03-08 1999-03-08 Real time splicing of video signals
GB9905215 1999-03-08

Publications (2)

Publication Number Publication Date
DE60005237D1 true DE60005237D1 (de) 2003-10-23
DE60005237T2 DE60005237T2 (de) 2004-04-08

Family

ID=10849129

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2000605237 Expired - Lifetime DE60005237T2 (de) 1999-03-08 2000-03-07 Umschaltung zwischen Video-Signalen in Echtzeit

Country Status (3)

Country Link
EP (1) EP1037467B1 (de)
DE (1) DE60005237T2 (de)
GB (1) GB2347812A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106534971B (zh) * 2016-12-05 2019-04-02 腾讯科技（深圳）有限公司 一种音视频剪辑方法及装置
CN110769165B (zh) * 2018-07-25 2022-06-14 浙江宇视科技有限公司 视频轮切显示方法及装置
EP3967044A4 (de) * 2019-05-10 2023-04-05 Roku, Inc. Inhaltsmodifikationssystem mit funktion zur bestimmung der eingangspufferschaltverzögerung
CN111083393B (zh) * 2019-12-06 2021-09-14 央视国际网络无锡有限公司 一种智能化制作短视频的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5999173A (en) * 1992-04-03 1999-12-07 Adobe Systems Incorporated Method and apparatus for video editing with video clip representations displayed along a time line
US5534944A (en) * 1994-07-15 1996-07-09 Matsushita Electric Corporation Of America Method of splicing MPEG encoded video
EP0692911B1 (de) * 1994-07-15 2000-03-08 Matsushita Electric Industrial Co., Ltd. Verfahren zur Verbindung von MPEG-Videosequenzen
GB2307613B (en) * 1995-08-31 2000-03-22 British Broadcasting Corp Switching bit-rate reduced signals
US5859660A (en) * 1996-02-29 1999-01-12 Perkins; Michael G. Non-seamless splicing of audio-video transport streams
US6137834A (en) * 1996-05-29 2000-10-24 Sarnoff Corporation Method and apparatus for splicing compressed information streams
US5917830A (en) * 1996-10-18 1999-06-29 General Instrument Corporation Splicing compressed packetized digital video streams
GB9700956D0 (en) * 1997-01-17 1997-03-05 Digi Media Vision Ltd Improvements in or relating to switching between compressed bitstreams
JP2001509354A (ja) * 1997-01-21 2001-07-10 サーノフ コーポレイション 接続点の存在を示す情報ストリームシンタックス
KR20000029596A (ko) * 1997-05-27 2000-05-25 요트.게.아. 롤페즈 비디오시퀀스의스위칭방법,대응스위칭소자및디코딩시스템
US7031348B1 (en) * 1998-04-04 2006-04-18 Optibase, Ltd. Apparatus and method of splicing digital video streams

Also Published As

Publication number Publication date
DE60005237T2 (de) 2004-04-08
EP1037467B1 (de) 2003-09-17
GB2347812A (en) 2000-09-13
EP1037467A1 (de) 2000-09-20
GB9905215D0 (en) 1999-04-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ERICSSON AB, STOCKHOLM, SE