WO2009060785A1 - コンテンツ送信方法、装置、およびプログラム - Google Patents
コンテンツ送信方法、装置、およびプログラム Download PDFInfo
- Publication number
- WO2009060785A1 WO2009060785A1 PCT/JP2008/069774 JP2008069774W WO2009060785A1 WO 2009060785 A1 WO2009060785 A1 WO 2009060785A1 JP 2008069774 W JP2008069774 W JP 2008069774W WO 2009060785 A1 WO2009060785 A1 WO 2009060785A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- encoded content
- important area
- already encoded
- transmission
- transmission unit
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title abstract 7
Classifications
-
- 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
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- 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
- H04N21/23412—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs for generating or manipulating the scene composition of objects, e.g. MPEG-4 objects
-
- 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
- H04N21/234327—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 by decomposing into layers, e.g. base layer and one or more enhancement layers
-
- 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
- H04N21/2381—Adapting the multiplex stream to a specific network, e.g. an Internet Protocol [IP] network
-
- 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
- H04N21/633—Control signals issued by server directed to the network components or client
- H04N21/6338—Control signals issued by server directed to the network components or client directed to network
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
送信単位分割手段は、符号化済みコンテンツを送信単位に分割する。重要領域特徴付与手段は、符号化済みコンテンツ内の重要領域を示す重要領域情報に基づいて、送信単位分割手段で分割された符号化済みコンテンツに送信単位で、伝送品質を確保するための特徴情報を付与する。送信手段は、重要領域特徴付与手段で特徴情報を付与された符号化済みコンテンツを送信する。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007287960A JP2011040797A (ja) | 2007-11-05 | 2007-11-05 | コンテンツ送信方法及びその装置並びにその制御プログラム |
JP2007-287960 | 2007-11-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009060785A1 true WO2009060785A1 (ja) | 2009-05-14 |
Family
ID=40625678
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/069774 WO2009060785A1 (ja) | 2007-11-05 | 2008-10-30 | コンテンツ送信方法、装置、およびプログラム |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2011040797A (ja) |
WO (1) | WO2009060785A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103166995B (zh) | 2011-12-14 | 2016-08-10 | 华为技术有限公司 | 一种视频传输方法及装置 |
US20220368860A1 (en) * | 2019-10-07 | 2022-11-17 | Nec Corporation | Transmission method, transmission system, and system control device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002204220A (ja) * | 2000-10-27 | 2002-07-19 | Matsushita Electric Ind Co Ltd | 誤り耐性付与・解釈方法および誤り耐性付与・解釈装置 |
JP2003333571A (ja) * | 2002-05-14 | 2003-11-21 | Internatl Business Mach Corp <Ibm> | ネットワークシステム、コンテンツ提供システム、端末装置及びコンテンツ送信方法並びにプログラム |
JP2006262294A (ja) * | 2005-03-18 | 2006-09-28 | Ricoh Co Ltd | 画像処理装置、画像処理方法、プログラムおよび記録媒体 |
-
2007
- 2007-11-05 JP JP2007287960A patent/JP2011040797A/ja active Pending
-
2008
- 2008-10-30 WO PCT/JP2008/069774 patent/WO2009060785A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002204220A (ja) * | 2000-10-27 | 2002-07-19 | Matsushita Electric Ind Co Ltd | 誤り耐性付与・解釈方法および誤り耐性付与・解釈装置 |
JP2003333571A (ja) * | 2002-05-14 | 2003-11-21 | Internatl Business Mach Corp <Ibm> | ネットワークシステム、コンテンツ提供システム、端末装置及びコンテンツ送信方法並びにプログラム |
JP2006262294A (ja) * | 2005-03-18 | 2006-09-28 | Ricoh Co Ltd | 画像処理装置、画像処理方法、プログラムおよび記録媒体 |
Also Published As
Publication number | Publication date |
---|---|
JP2011040797A (ja) | 2011-02-24 |
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