CN1176550C - 改变音频数据编码或视频数据编码输出延迟的方法和装置 - Google Patents

改变音频数据编码或视频数据编码输出延迟的方法和装置 Download PDF

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Publication number
CN1176550C
CN1176550C CNB011100745A CN01110074A CN1176550C CN 1176550 C CN1176550 C CN 1176550C CN B011100745 A CNB011100745 A CN B011100745A CN 01110074 A CN01110074 A CN 01110074A CN 1176550 C CN1176550 C CN 1176550C
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CN
China
Prior art keywords
data
delay
output
output time
time
Prior art date
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Expired - Fee Related
Application number
CNB011100745A
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English (en)
Chinese (zh)
Other versions
CN1318947A (zh
Inventor
�����ڶ���ϣ
乌尔里希·施赖伯
�ȡ��濭
斯特凡娜·舒凯
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.)
Deutsche Thomson Brandt GmbH
Thomson Broadcast Systems
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Deutsche Thomson Brandt GmbH
Thomson Broadcast Systems
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Publication of CN1318947A publication Critical patent/CN1318947A/zh
Application granted granted Critical
Publication of CN1176550C publication Critical patent/CN1176550C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/81—Monomedia components thereof
    • H04N21/8106—Monomedia components thereof involving special audio data, e.g. different tracks for different languages
    • 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
    • H04N21/2365—Multiplexing of several 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]
    • H04N21/20—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
    • H04N21/2368—Multiplexing of audio 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
    • H04N21/4341—Demultiplexing of audio 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
    • H04N21/4344—Remultiplexing of multiplex streams, e.g. by 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]
    • H04N21/40—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
    • H04N21/4347—Demultiplexing of several 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]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/85—Assembly of content; Generation of multimedia applications
    • H04N21/854—Content authoring
    • H04N21/8547—Content authoring involving timestamps for synchronizing content

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Television Systems (AREA)
  • Color Television Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CNB011100745A 2000-03-29 2001-03-29 改变音频数据编码或视频数据编码输出延迟的方法和装置 Expired - Fee Related CN1176550C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00400854A EP1139665A1 (en) 2000-03-29 2000-03-29 Method and apparatus for changing the output delay of audio or video data encoding
EP00400854.6 2000-03-29

Publications (2)

Publication Number Publication Date
CN1318947A CN1318947A (zh) 2001-10-24
CN1176550C true CN1176550C (zh) 2004-11-17

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB011100745A Expired - Fee Related CN1176550C (zh) 2000-03-29 2001-03-29 改变音频数据编码或视频数据编码输出延迟的方法和装置

Country Status (7)

Country Link
US (1) US6891573B2 (enExample)
EP (1) EP1139665A1 (enExample)
JP (1) JP2001313630A (enExample)
KR (1) KR100728245B1 (enExample)
CN (1) CN1176550C (enExample)
AT (1) ATE470312T1 (enExample)
DE (1) DE60142272D1 (enExample)

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JP3644503B2 (ja) 2002-10-01 2005-04-27 日本電気株式会社 無線端末およびそのエンド間遅延制御方法とプログラム
JP2004186840A (ja) * 2002-11-29 2004-07-02 Sony Corp 非初期化バッファモデルを用いた方法
JP4872253B2 (ja) * 2004-10-12 2012-02-08 ソニー株式会社 多重化装置、多重化方法、プログラム、および記録媒体
WO2006126113A2 (en) * 2005-05-24 2006-11-30 Nxp B.V. Equipment for audio-video processing system
US7423693B2 (en) * 2005-07-28 2008-09-09 Cole James R Video delay stabilization system and method
CN100579146C (zh) * 2005-09-02 2010-01-06 深圳市东进通讯技术股份有限公司 综合电信平台中的模块配置管理方法
KR100947275B1 (ko) * 2005-09-06 2010-03-11 니폰덴신뎅와 가부시키가이샤 영상 커뮤니케이션 품질 추정장치, 방법, 및 프로그램
US7970222B2 (en) * 2005-10-26 2011-06-28 Hewlett-Packard Development Company, L.P. Determining a delay
JP5043096B2 (ja) 2006-04-18 2012-10-10 トムソン ライセンシング チャネル変更方法及びデジタル・ビデオ装置
US7908147B2 (en) 2006-04-24 2011-03-15 Seiko Epson Corporation Delay profiling in a communication system
JP4999018B2 (ja) 2006-11-07 2012-08-15 トムソン ライセンシング チャンネル変更時間を低減し且つチャンネル変更期間に於いてオーディオ／ビデオ・コンテンツを同期させる方法
US20110293021A1 (en) * 2010-05-28 2011-12-01 Jayant Kotalwar Prevent audio loss in the spliced content generated by the packet level video splicer
CN102857333B (zh) * 2011-06-28 2015-06-17 富士通株式会社 对来自传感器网络的数据包进行同步的装置和方法
JP6275506B2 (ja) * 2014-02-21 2018-02-07 ルネサスエレクトロニクス株式会社 コンテンツ出力装置
CN108282720B (zh) * 2017-01-05 2020-08-07 北京小鸟听听科技有限公司 一种音频数据流的传输方法及装置
EP3483879A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Analysis/synthesis windowing function for modulated lapped transformation
EP3483886A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Selecting pitch lag
EP3483882A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Controlling bandwidth in encoders and/or decoders
WO2019091576A1 (en) * 2017-11-10 2019-05-16 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio encoders, audio decoders, methods and computer programs adapting an encoding and decoding of least significant bits
EP3483884A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signal filtering
EP3483878A1 (en) 2017-11-10 2019-05-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Audio decoder supporting a set of different loss concealment tools
JP7700455B2 (ja) * 2021-01-12 2025-07-01 ヤマハ株式会社 信号処理方法、信号処理装置、および信号処理プログラム

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Also Published As

Publication number Publication date
US20010026327A1 (en) 2001-10-04
ATE470312T1 (de) 2010-06-15
KR20010093656A (ko) 2001-10-29
KR100728245B1 (ko) 2007-06-14
EP1139665A1 (en) 2001-10-04
CN1318947A (zh) 2001-10-24
JP2001313630A (ja) 2001-11-09
US6891573B2 (en) 2005-05-10
DE60142272D1 (de) 2010-07-15

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Granted publication date: 20041117

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