CN101287106B - 影像分发装置、影像接收装置以及关键帧分发方法 - Google Patents

影像分发装置、影像接收装置以及关键帧分发方法 Download PDF

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Publication number
CN101287106B
CN101287106B CN2008100901394A CN200810090139A CN101287106B CN 101287106 B CN101287106 B CN 101287106B CN 2008100901394 A CN2008100901394 A CN 2008100901394A CN 200810090139 A CN200810090139 A CN 200810090139A CN 101287106 B CN101287106 B CN 101287106B
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distribution
delivery time
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video
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Expired - Fee Related
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CN2008100901394A
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Chinese (zh)
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CN101287106A (zh
Inventor
峰博史
木村信二
小西薰
一木友和
脊古尚久
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Hitachi Ltd
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Hitachi Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H04N7/17318—Direct or substantially direct transmission and handling of requests
    • 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
    • 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
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2387—Stream processing in response to a playback request from an end-user, e.g. for trick-play
    • 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
    • H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests
    • H04N21/2402—Monitoring of the downstream path of the transmission network, e.g. bandwidth available
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/637—Control signals issued by the client directed to the server or network components
    • H04N21/6377—Control signals issued by the client directed to the server or network components directed to server
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/658—Transmission by the client directed to the server
    • 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]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/65—Transmission of management data between client and server
    • H04N21/658—Transmission by the client directed to the server
    • H04N21/6587—Control parameters, e.g. trick play commands, viewpoint selection
    • 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
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/845—Structuring of content, e.g. decomposing content into time segments
    • H04N21/8455—Structuring of content, e.g. decomposing content into time segments involving pointers to the content, e.g. pointers to the I-frames of the video stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H04N7/17336—Handling of requests in head-ends

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Signal Processing For Recording (AREA)
CN2008100901394A 2007-04-09 2008-04-07 影像分发装置、影像接收装置以及关键帧分发方法 Expired - Fee Related CN101287106B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-101865 2007-04-09
JP2007101865A JP5147278B2 (ja) 2007-04-09 2007-04-09 映像配信装置およびキーフレーム配信方法

Publications (2)

Publication Number Publication Date
CN101287106A CN101287106A (zh) 2008-10-15
CN101287106B true CN101287106B (zh) 2012-07-25

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Country Link
US (1) US8413197B2 (enExample)
JP (1) JP5147278B2 (enExample)
CN (1) CN101287106B (enExample)

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FR2949636B1 (fr) 2009-09-02 2012-08-03 Sagem Comm Procede de lecture d'un contenu sur un dispositif multimedia, et dispositif associe
JP2011211416A (ja) * 2010-03-29 2011-10-20 Panasonic Corp 映像再生方法及び映像再生装置
CA2795296C (en) 2010-03-31 2018-10-02 Thomson Licensing Trick playback of video data
CN103222261B (zh) 2010-09-17 2017-04-05 汤姆逊许可公司 视频系统中基于语义的特技模式播放的方法
CN102572457A (zh) * 2010-12-31 2012-07-11 财团法人工业技术研究院 前景深度地图产生模块及其方法
TWI469088B (zh) * 2010-12-31 2015-01-11 財團法人工業技術研究院 前景深度地圖產生模組及其方法
CN102610254B (zh) * 2011-01-19 2016-01-20 新奥特（北京）视频技术有限公司 一种读取任意多时间点数据实现变速与倒放的方法和系统
US8925021B2 (en) * 2011-07-11 2014-12-30 Telefonaktiebolaget Lm Ericsson (Publ) Method and system for trick play in over-the-top video delivery
JP2013187606A (ja) * 2012-03-06 2013-09-19 Sony Corp 撮像装置および画像伝送方法
AU2016217430A1 (en) * 2015-02-13 2017-08-17 Panasonic Intellectual Property Management Co., Ltd. Content reproduction system, video recording apparatus, terminal apparatus, and content reproduction method
CN109391847B (zh) * 2017-08-08 2021-10-12 中国电信股份有限公司 流媒体卡顿的监测方法及监测装置
US10708607B1 (en) * 2018-03-23 2020-07-07 Amazon Technologies, Inc. Managing encoding based on performance
CN108737908B (zh) * 2018-05-21 2021-11-30 腾讯科技（深圳）有限公司 一种媒体播放方法、装置及存储介质
CN109089131B (zh) * 2018-09-21 2021-07-23 广州虎牙信息科技有限公司 一种基于ios系统的录屏直播方法、装置、设备及存储介质
CN110113655B (zh) * 2019-05-05 2021-09-21 北京奇艺世纪科技有限公司 一种视频播放的方法、装置及用户终端
CN114567808B (zh) * 2022-01-25 2025-01-03 浙江大华技术股份有限公司 基于链路设备的视频i帧传输控制方法、装置和设备
CN115640422B (zh) * 2022-11-29 2023-12-22 深圳有影传媒有限公司 一种网络传媒视频数据分析监管系统

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JPH0832934A (ja) * 1994-07-12 1996-02-02 Sony Corp 映像信号記録装置および映像信号再生装置
JP3194694B2 (ja) * 1995-12-01 2001-07-30 松下電器産業株式会社 ビデオサーバ装置
JP3072971B2 (ja) 1996-07-17 2000-08-07 松下電器産業株式会社 ビデオ・オン・デマンドシステムとそれを構成するビデオサーバ装置及び端末装置
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Publication number Publication date
JP5147278B2 (ja) 2013-02-20
US20080263605A1 (en) 2008-10-23
CN101287106A (zh) 2008-10-15
US8413197B2 (en) 2013-04-02
JP2008259119A (ja) 2008-10-23

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Granted publication date: 20120725

Termination date: 20180407