CN102035852A - Device and method for outputting multi-media format flow - Google Patents
Device and method for outputting multi-media format flow Download PDFInfo
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- CN102035852A CN102035852A CN2010106091862A CN201010609186A CN102035852A CN 102035852 A CN102035852 A CN 102035852A CN 2010106091862 A CN2010106091862 A CN 2010106091862A CN 201010609186 A CN201010609186 A CN 201010609186A CN 102035852 A CN102035852 A CN 102035852A
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Abstract
The invention provides a device and a method for outputting multi-media format flows. The device at least comprises a Web server, a distributed cache system and a transcoding server cluster, wherein the Web server is used for receiving a HTTP (Hyper Text Transport Protocol) request, and sending the content of the request to the cache system or the transcoding server cluster; the distributed cache system is used for accessing data and returning the data to the Web server or receiving real-time data flows from the transcoding server cluster; the transcoding server cluster is used for sending transcoded data to the cache system and informing the Web server to access the data. The invention provides clients with multi-media format files in the way of real-time transcoding and caching, and has the advantages of greatly reducing redundancy backup and repeated storage of the data and avoiding unnecessary loss of the multi-media data so as to improve the serviceability of the system, simplify the processing procedures of the system and reduce complexity of design and implementation of the system.
Description
Technical field
The invention belongs to the video communication field, relate in particular to a kind of apparatus and method that can realize the output of multiple media formats stream.
Background technology
The technology that multimedia technology can be handled the information on information on the multiple carrier (media) and the multiple memory bank (media) exactly.It is computer interactive formula integrated treatment multimedia messages-text, figure, image and sound, and multiple information resume logic is connected, and promptly becomes a kind of technology of a system and has interactivity.
The present invention relates generally to the application of multimedia technology in computer communication field.Multimedia is the combination of computer and video technique, and its can exhibition information, rap off and express emotion, allows you see, hear and understand other people thought.In other words multimedia technology is a kind of communication modes, and is the technology with computer generalization processing sound spectrogram literary composition information of integration, real-time and interactivity.
Multimedia system need be expressed as different media datas the unified structure code stream, then it is carried out conversion, reorganization and analyzing and processing, further to store, transmit, to export and control alternately.In general, operator can take the mode of redundant storage to provide multimedia server on the web server.Save as a plurality of file types such as file with a kind of coded format.For example 1.avi may also preserve 1.flv on server, 1.wmv, 1.m3u8,1.rmvb or the like.Such storage mode has not only been wasted a large amount of server disk spaces, causes data bulk redundancy (distributed file storage system can be some parts of each file redundant storage), and can bring inconvenience to maintenance work.
Summary of the invention
Therefore the apparatus and method that the present invention proposes one kind of multiple media formats stream outputs solve this problem.These apparatus and method adopt the file (hereinafter referred caching system) after the distributed caching system comes the buffer memory transcoding, if next time is when having identical file to need transcoding like this, just can directly fetch data from caching system, the transcoding here is the file format transcoding, so can in time respond requesting client when realizing real-time transcoding.
According to a preferred embodiment of the present invention, a kind of device of realizing the output of multiple media formats stream is proposed, this device comprises at least:
A kind of device of realizing the output of multiple media formats stream is characterized in that this device comprises at least:
Server is used for receiving the request that client sends, and reads media file or send the transcoding request to the transcoding server cluster from caching system according to the content of request;
Caching system is used for media file being provided or receiving the real time data stream that the transcoding server cluster sends to server;
The transcoding server cluster is used for that the data behind the transcoding are sent to caching system and announcement server extracts data.
The present invention also proposes a kind of method that realizes the output of multiple media formats stream simultaneously, comprises following steps:
A kind of method that realizes the output of multiple media formats stream is characterized in that comprising following steps:
A, user end to server are initiated a request, obtain needed multimedia file;
After b, server receive request, judge whether this locality has the needed file of client;
C, when having required file, whether this document that server is searched required media formats to caching system is buffered, and returns to client if the access of directly postponing goes out data;
If there is not this document of the required media formats of buffer memory in the d caching system, the web server sends the transcoding request to transcoding server;
E, the real-time data behind the transcoding of transcoding server send to caching system, and notify the web server to fetch data simultaneously;
Read real time data stream from caching system after f, web server have notice, and return to client.
Adopt technical solutions according to the invention, its advantage is: the present invention takes the mode of server real-time transcoding and buffer memory to provide multiple media formats file to client, reduce redundancy backup, the repeated storage of data largely, avoided the multi-medium data unnecessary loss.Improve the maintainability of system, simplified the system handles flow process, reduced the complexity of system design and realization, promoted the usefulness of system simultaneously.
Description of drawings
Fig. 1 is general multiple media formats stream output integrated stand composition
Fig. 2 is the defeated integrated stand composition of the multiple media formats stream of the present invention
Fig. 3 is the multiple media formats stream of the present invention output schematic diagram a
Fig. 4 is the multiple media formats stream of the present invention output schematic diagram b
Fig. 5 is the schematic flow sheet of the embodiment of the invention.
Embodiment
For the above-mentioned feature of the present invention is become apparent, preferred embodiment cited below particularly and in conjunction with shown in the schematic diagram elaborates:
Fig. 1 is general multiple media formats stream output integrated stand composition, and Fig. 2 is the defeated integrated stand composition of the multiple media formats stream of the present invention, and Fig. 3 and Fig. 4 are the schematic diagram of the multiple media formats stream of the present invention output.Client 1 is initiated a http request to web server 2, obtains needed multimedia file; Web server 2 can judge whether this locality has client 1 needed file after receiving request, whether web server 2 meetings if any search this document to caching system 3 and be buffered, if caching system 3 has this document, can directly return to web server 2 to data so, web server 2 returns to client 1 to data as shown in Figure 3 again.If caching system does not have client 1 needed data for 3 li, so as shown in Figure 4, Web server 2 can be taken transcoding server cluster 4 to data and remove transcoding, transcoding server 4 is shifted the data flow behind the real-time transcoding onto caching system 3, and notify Web server 2 reading of data simultaneously, just can go caching system 3 to obtain real-time data flow after Web server 2 has notice, return to client 1 then.
Fig. 5 is the process flow schematic diagram of a preferred embodiment.A new upper alignment film for example, we upload to the web server to the flv form of this film (the flv form is that the equipment of popular form and support is many) for user's download or online watching.There is a cellphone subscriber to want to watch this film, but it is the file of .m3u8 form that its mobile phone will be asked form, at this moment the cell-phone customer terminal file request 102 that can to propose a film format be .m3u8, the Web server end is understood the query caching system after receiving this request then, because the caching system the inside has only the file of .flv form, so will being dealt into the transcoding server cluster, this request carries out real-time transcoding 204, the data of the .m3u8 form of transcoding server cluster after transcoding push away toward caching system 403, and notice web server reads this data 402, the web server receives data 302, and the web server sends back to cell-phone customer terminal 201 after receiving data in real time.Behind a up-to-date upper alignment film, the various device client can be watched with the fastest speed, and needn't wait operator to support just can watch behind this type like this.
Certainly; the present invention can also have other various embodiments; do not deviating under the present invention's spirit and the real situation, those skilled in the art can make various distortion and retouching according to the present invention, but these corresponding changes and retouching all should belong to the protection range of claims of the present patent application.
Claims (8)
1. realize that multiple media formats flows the device of output, is characterized in that this device comprises at least for one kind:
Server is used to receive the request that client sends, and reads media file or send the transcoding request to the transcoding server cluster from caching system according to the content of request;
Caching system is used for media file being provided or receiving the real time data stream that transcoding server sends to server;
Transcoding server is used for that the data behind the transcoding are sent to caching system and announcement server extracts data.
2. a kind of device of realizing the output of multiple media formats stream as claimed in claim 1, it is characterized in that, described transcoding server is responsible for real-time transcoding, and the real-time data behind the transcoding push the caching system that is attached thereto, server can obtain data behind the transcoding in real time, and the client of request this document is given in real-time response.
3. a kind of device of realizing the output of multiple media formats stream as claimed in claim 1 is characterized in that the request that client sends is the HTTP request, and described server is the web server.
4. a kind of device of realizing the output of multiple media formats stream as claimed in claim 1 is characterized in that described transcoding server is the transcoding server cluster.
5. realize that multiple media formats flows the method for output, is characterized in that comprising following steps for one kind:
A, family end are initiated a request to server, obtain needed multimedia file;
After b, device receive request, judge whether this locality has the needed file of client;
When c, required file, whether this document that server is searched required media formats to caching system is buffered, and returns to client if directly take out data from caching system;
This document that does not have required media formats in d, the caching system, the web server sends the transcoding request to transcoding server;
E, the real-time data behind the transcoding of affair device send to caching system, and notify the web server to fetch data simultaneously;
Read real time data stream from caching system after f, web server have notice, and return to client.
6. a kind of method that realizes the output of multiple media formats stream as claimed in claim 5, it is characterized in that, described transcoding server is responsible for real-time transcoding, and the real-time data behind the transcoding push the caching system that is attached thereto, server can obtain data behind the transcoding in real time, and the client of request this document is given in real-time response.
7. a kind of method that realizes the output of multiple media formats stream as claimed in claim 5 is characterized in that the request that client sends is the HTTP request, and described server is the web server.
8. a kind of device of realizing the output of multiple media formats stream as claimed in claim 5 is characterized in that described transcoding server is the transcoding server cluster.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010106091862A CN102035852A (en) | 2010-12-28 | 2010-12-28 | Device and method for outputting multi-media format flow |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102256162A (en) * | 2011-07-22 | 2011-11-23 | 网宿科技股份有限公司 | Method and system for optimizing media-on-demand based on real-time file format conversion |
| CN103188240A (en) * | 2011-12-30 | 2013-07-03 | 北京新媒传信科技有限公司 | Multi-media file transcoding method and system matched with mobile phone terminal platform |
| WO2015090132A1 (en) * | 2013-12-17 | 2015-06-25 | 乐视网信息技术（北京）股份有限公司 | Video distribution and media resource system interaction method and system |
| CN105657442A (en) * | 2015-12-30 | 2016-06-08 | 北京奇艺世纪科技有限公司 | Video file generation method and system |
| CN105872572A (en) * | 2015-12-14 | 2016-08-17 | 乐视云计算有限公司 | Live broadcast video processing method and device |
| CN109618187A (en) * | 2018-11-15 | 2019-04-12 | 网宿科技股份有限公司 | A kind of acquisition methods and device of video data |
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| CN1488195A (en) * | 2000-12-22 | 2004-04-07 | ����ý�幫˾ | Distributed on -demand media transcoding system and method |
| CN101083756A (en) * | 2007-03-14 | 2007-12-05 | 中国科学技术大学 | internet based TV stream data real time transmission and service apparatus and method |
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2010
- 2010-12-28 CN CN2010106091862A patent/CN102035852A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1488195A (en) * | 2000-12-22 | 2004-04-07 | ����ý�幫˾ | Distributed on -demand media transcoding system and method |
| CN101083756A (en) * | 2007-03-14 | 2007-12-05 | 中国科学技术大学 | internet based TV stream data real time transmission and service apparatus and method |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102256162A (en) * | 2011-07-22 | 2011-11-23 | 网宿科技股份有限公司 | Method and system for optimizing media-on-demand based on real-time file format conversion |
| CN102256162B (en) * | 2011-07-22 | 2013-11-06 | 网宿科技股份有限公司 | Method and system for optimizing media-on-demand based on real-time file format conversion |
| CN103188240A (en) * | 2011-12-30 | 2013-07-03 | 北京新媒传信科技有限公司 | Multi-media file transcoding method and system matched with mobile phone terminal platform |
| WO2015090132A1 (en) * | 2013-12-17 | 2015-06-25 | 乐视网信息技术（北京）股份有限公司 | Video distribution and media resource system interaction method and system |
| CN105872572A (en) * | 2015-12-14 | 2016-08-17 | 乐视云计算有限公司 | Live broadcast video processing method and device |
| WO2017101370A1 (en) * | 2015-12-14 | 2017-06-22 | 乐视控股（北京）有限公司 | Live video processing method and apparatus |
| CN105657442A (en) * | 2015-12-30 | 2016-06-08 | 北京奇艺世纪科技有限公司 | Video file generation method and system |
| CN109618187A (en) * | 2018-11-15 | 2019-04-12 | 网宿科技股份有限公司 | A kind of acquisition methods and device of video data |
| CN109618187B (en) * | 2018-11-15 | 2021-10-29 | 网宿科技股份有限公司 | Video data acquisition method and device |
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Application publication date: 20110427 |