CN101702708A - Management method of media server applied to digital home - Google Patents
Management method of media server applied to digital home Download PDFInfo
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- CN101702708A CN101702708A CN200910193474A CN200910193474A CN101702708A CN 101702708 A CN101702708 A CN 101702708A CN 200910193474 A CN200910193474 A CN 200910193474A CN 200910193474 A CN200910193474 A CN 200910193474A CN 101702708 A CN101702708 A CN 101702708A
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Abstract
The invention provides a management method of a media server applied to a digital home, which adopts an I/0 request integrated processing platform to converting the request data of equipment which are connected with the digital home by different network access ways into unified standard format, and send the standard format request into the IGRS digital home media server for realizing cross-platform management. The method overcomes the defects of the prior art and incomplete media management scheme, and designs and realizes the media cross-platform integrated management design scheme which is expandable, configurable, comprehensively scientific and updated in real time aiming at the IGRS media server software.
Description
Technical field
The invention belongs to digital home media management field, particularly relate to a kind of management method of media server that is applied to digital home based on the IGRS media server.
Background technology
At present, information technology is to digitlization, networking, intelligentized direction fast development, increasing information and household appliances manufacturer add the design of digital device and intelligent appliance and make ranks both at home and abroad, various information equipment functions from strength to strength, intelligent appliance, Digital Television, smart mobile phone, digital device products such as digital audio-video emerge in an endless stream, network technology especially radio network technique in develop rapidly, the digital multimedia format technology is developing rapidly, video format such as MPEG4 for example, picture formats such as audio format such as MP3 and JPEG are ripe, the content that meets these media formats obtains more and more easily, when the various digital devices that in facing family, exist and intelligent appliance and digital multimedia content, how convenient between various kinds of equipment, interconnect intelligently, the sharing media content resource and better collaborative work day by day become the focus that the user pays close attention to.Under this overall situation, digital home arises at the historic moment.
But along with the fast development of digital home and increasing gradually of Digital Media, digital home's media management faces a series of difficult problems.The variation of digital family equipment, various digital intelligent equipment of windows platform, Linux platform, mobile phone, PDA, Digital Television or the like for example make that how designing general management software carries out cross-platform integrated management to Digital Media and become a thorny difficult problem.
The Digital Media comprehensive management to Digital Media of a great variety proposes higher level requirement.While is owing to network is perfect, various media datas can easily add in the IGRS server by network, the IGRS server data so how to upgrade in time makes various display terminals can get access to the vital task that up-to-date media information also is a current I GRS media server immediately.
Summary of the invention
The objective of the invention is to overcome prior art incomplete deficiency in media management, at the IGRS media server software, provide a kind of have extensibility, configurable, comprehensive science, the management method that upgrades in time.
In order to realize the foregoing invention purpose, the technical scheme of employing is as follows:
A kind of management method of media server that is applied to digital home, adopt the request msg of the equipment that I/O request integrated treatment platform will be by heterogeneous networks access way networking digital home to be converted into the unified standard form, and this reference format request sent to IGRS digital home media server, to realize cross-platform management.
The present invention handles by adopting I/O request integrated treatment platform, variation at digital family equipment, the equipment of heterogeneous networks platform can be shared digital media data by the digital home network terminal, for example infrared, the bluetooth of cable network and wireless network, WLAN, WIFI or the like, network interface by standard, the data of heterogeneous networks are connected to the server media database, realize dynamically updating function.The present invention is based on various wired and wireless network protocols, design I/O request integrated treatment platform, realize the real cross-platform management of IGRS digital home's medium.
In the technique scheme, described I/O request integrated treatment platform is supported wired or wireless network access mode, and the request of various dissimilar equipment is converted into the request of standard HTTP/SOAP protocol format, utilize ICP/IP protocol that the request of standard is sent to IGRS digital home media server then.
Described I/O request integrated treatment platform adopts the cross-platform application program of Web Server, and the method for the enough programmings of realization distinct device energy is called by Web and realized cross-platform management.
The present invention is the CGI interface that IGRS digital home media server is provided for the management server media content by CGI standard request module is set also, the equipment that is connected in the same network sends the CGI request to IGRS digital home media server in the mode of HTTP request message, and the equipment of connection heterogeneous networks then is converted into the HTTP type of message of standard to the media server transmission CGI of IGRS digital home request by I/O request integrated treatment platform.
Further, in order to realize the comprehensive management of Digital Media, the configuration file that the present invention also is provided with the XML form expands medium type, described configuration file is by being provided with medium type and transcoding rule, unknown medium type is converted into the media information type of standard, to realize the comprehensive management of Digital Media.The present invention can satisfy along with the increasing gradually of Digital Media type, needs digital home's server can carry multiple medium type.IGRS digital home media server has increased the function of corresponding extendible medium type under the prerequisite that adapts to the generic media type, support the comprehensive management of Digital Media.
The present invention also realizes avoiding a large amount of directory management requests by immediate updating server resource program, immediate updating server resource program makes server obtain the up-to-date media data tabulation of the Digital Media that equipment uploads onto the server automatically, and adds in the database.
Described immediate updating server resource program timing scanning server resource, when the sharing media content file directory on the discovery server changes, will rescan the catalogue that changes, upgrade the media content inventory object in the pairing media database of this catalogue.
The inotify mechanism of described immediate updating server resource program employing linux kernel monitors the variation of medium content file catalogue, whenever media content changes, inotify will inotify incident of announcement server, the inotify event handling thread of server will be handled the inotify incident, to upgrade media database.
The present invention overcomes the not comprehensive of the deficiencies in the prior art and media management scheme, at the IGRS media server software, designed and Implemented a kind of have extensibility, configurable, comprehensive science, the cross-platform integrated management design of medium that upgrades in time.
Description of drawings
Fig. 1 is for realizing management framework schematic diagram of the present invention;
Fig. 2 is the processing operation chart of I/O request integrated treatment platform;
Fig. 3 is CGI request processing flow figure of the present invention;
Fig. 4 is server background I/O request processing flow figure of the present invention.
Embodiment
The present invention is described further below in conjunction with accompanying drawing.
Management framework of the present invention as shown in Figure 1, the equipment of heterogeneous networks platform, can pass through comprehensive receiver, filter access digital home network as mobile phone terminal, PDA, PC etc., to send request to the IGRS media server, the present invention handles by the CGI interface, WebServer, I/O request integrated treatment platform and the instant Inotify update service device that are provided with.
The operation of described I/O request integrated treatment platform as shown in Figure 2, it is by Web Server, various dissimilar requests are converted into the request of standard HTTP/SOAP protocol format, utilize ICP/IP protocol then, the request of standard is sent to IGRS digital home media server, the processing of waiting for server.The cross-platform application program of WebServer guarantees that the method for the enough programmings of different technologies platform energy is called the cross-platform management that realizes Digital Media by Web.Digital media resource is uploaded, digital media resource is managed and the request of media resource directory management is asked the integrated treatment platform through I/O, is converted into the HTTP solicited message of standard.After IGRS digital home media server is received the HTTP request, be translated into the request of similar file I/O, present embodiment is referred to as " background server I/O request ".
I/O request integrated treatment platform is the Core Feature of the cross-platform realization of the present invention.Do analysis to cross-platform below.When the cellphone subscriber needs upload media resource and management server catalogue, writing of cell-phone customer terminal, only need call the Web Server service of this invention, for different networks,, utilize program as WIFI, TD, GSM, GPRS or the like, add the Web Server service call of this invention in client, it is the same that client is equivalent to call the service of local program, as long as connect family lan, and then easily managing I GRS server resource and catalogue.
The interface that the Web Server of I/O request integrated treatment platform provides comprises the interpolation digital media information, the deleted data media information, and the media data catalogue increases, deletes and revises.The interface of design is as follows:
A) AddMedia () adds media interface, need specify media types during interpolation, after adding Resource Server to by medium type and medium value, IGRS digital home media server can call the function that inotify upgrades data source automatically, and medium are added to database.
B) DelMedia () is the deletion media interface, and deletion needs to specify the title of media data type and media data.When deleting the appointment media data, IGRS digital home media server uses and upgrades the data source function automatically, revises the Resources list of database.
C) AddDir () increases the catalogue on the Resource Server, can create corresponding catalogue behind this interface interchange, but gets the rank of first assigned catalogue and the medium type that catalogue should comprise.Creating a directory is for the file type of appointment is belonged to this catalogue, thereby the establishment of catalogue needs file types, and file type can superpose.
D) DelDir () deletion designated directory can't be deleted the data source of existence, but can belong to IGRS digital home media server the file index deletion of this catalogue.
E) EditDir () revises designated directory, can revise the file type of directory stores, can revise the title of catalogue simultaneously.After the modification, IGRS digital home media server can be according to the attribute of catalogue new database more.
Function at cross-platform management, the present invention has designed CGI standard request module, be provided for the CGI interface of management server media content for the IGRS media server, its handling process has comprised the CGI interface " addsharedir " that increases the sharing media content file directory and has deleted the CGI interface " delsharedir " of sharing media content file directory as shown in Figure 3.Other programs that are connected in the same network can send the CGI request in the mode of HTTP request message to the IGRS media server; The program that connects heterogeneous networks then needs the HTTP type of message CGI request of the standard that is converted into by I/O request integrated treatment platform.The CGI request processing module mainly is responsible for the WebI/O request that processing requirements calls the CGI interface, and handle is handled in the corresponding CGI request of each CGI interface interchange.
Background server WebI/O request processing module comprise open, read file content, read file information head, close, register requirement I/O.From accompanying drawing 4, can see its Operation Model.Its handling process can be divided into following several steps.
At first, Web server calls the open interface, and it is actual to be the function Web_open () that has adjusted back Web I/O request processing module.
Secondly, Web_open calls create_request_handler () and creates a Web I/O request processing handle (RequestHandler object), adopt the method (open) of RequestHandler object to handle this Web I/O request then, method open () is in handling Web I/O request process, create an I/O and handle handle (IOHandler object), and call the open interface of IOHandler object.
The 3rd, Web server calls the read interface, and the beginning reading of data its essence is the function Web_read () that has called Web I/O request processing module.IOHandler object interface read reading of data from file or internal storage data that this function call has been created, after having read data, Web_close calls the close interface of IOHandler object and closes data, simultaneously the close () of IOHandler object with calling system API with close file or internal storage data.
The IGRS media server provides the CGI that is used for the management server media content inventory interface, and the CGI interface has two types.A kind of is to call I/O request integrated treatment platform; Another is directly to transmit a request to background server I/O request handler, directly upgrades database information.Though type difference, the interface name that provides are the same, routine call only need add that type parameter just can realize the CGI interface interchange.The CGI interface has comprised the CGI interface " addsharedir " that increases the sharing media content file directory and has deleted the CGI interface " delsharedir " of sharing media content file directory.Other programs that are connected in the same network can send the CGI request in the mode of HTTP-Get request message to the IGRS media server.The CGI request processing module mainly is responsible for the Web I/O request that processing requirements calls the CGI interface, and handle is handled in the corresponding CGI request of each CGI interface interchange.
The CGI request processing module is mainly by representing the CGI request to handle the public base class CgiRequestHandler of handle and represent the subclass (CgiAddsharedir and CgiDelsharedir) of concrete CGI processing of request handle to form.
It is integrated management to medium type that design is managed comprehensively by Digital Media.Along with the fast development of digital media technology, increasing gradually of Digital Media type needs digital home's server can carry the information of multiple medium type.IGRS digital home media server program nested ubiquitous medium types handle, and increased the function of corresponding extendible medium type, reach the comprehensive management of Digital Media.The present invention uses this laboratory media transcoding patent of invention in the past, by the transcoding program, different medium types is converted into type.Adopt the configuration file of XML form, in the file media type format can be set, and the transcoding rule can be set, according to rule, the medium type of the unknown is converted into the media information type of standard in the program, support the management of cross-platform multimedia type.
Configuration file can be provided with the transcoding rule, and media formats that can transcoding at each is provided with the transcoding strategy.The transcoding rule has indicated and can carry out transcoding to which kind of media formats, and employed transcoding strategy when carrying out transcoding.The transcoding rule in configuration file＜transcode be provided with in the tag entry, wherein the mimetype attribute representation can carry out the media formats of transcoding; The employed transcoding strategy of profile attribute representation.Example is as follows:
<transcode?mimetype＝″audio/x-vorbis+ogg″profile＝″oggprof″/>
Configuration file has defined＜profile〉label, each＜profile〉tag entry represents a kind of transcoding strategy, the transcoding strategy has been specified and is become another kind of media formats which transcoder program needs are called a kind of media format code transferring, and has specified the command line parameter when moving this transcoder program.For example the pairing transcoding strategy oggprof of the described transcoding of the last trifle of this paper rule be provided with as follows:
<profile?ID＝″oggprof″>
<mimetype>audio/x-wav</mimetype>
<codec?command＝″ogg123″
arguments＝″-d?wav-f％out％in″/>
</profile>
Wherein＜profile the ID attribute be the unique identification of transcoding strategy,＜mimetype〉media formats of expression behind the transcoding,＜codec〉be used to be provided with the transcoder program, the wherein path and the title of command attribute representation transcoder program, command line parameter when the arguments attribute representation calls this transcoder program, notice that wherein %in and %out marker character have specific implication: %in will be treated that the media file name of transcoding replaces in media server, the FIFO name that %out will be used to transcoding output replaces.
Immediate updating server resource function of the present invention can be avoided a large amount of directory management requests, only need upload onto the server Digital Media, and then server can obtain up-to-date media data tabulation automatically, and adds in the database.The server resource program that upgrades in time meeting timing scan service device resource, if file change in the sharing media content file directory on the discovery media server, deleted as file or subdirectory, revise or create, the inotify event handling thread of media server will rescan the catalogue that changes, and upgrades the media content inventory object in the pairing media database of this catalogue.
The inotify mechanism that the present invention adopts linux kernel monitors the variation of medium content file catalogue, whenever media content changes, inotify will notify media server an inotify incident, the inotify event handling thread of media server will be handled the inotify incident, to upgrade media database.
The present invention has designed five classes to immediate updating server resource function.
1) class AutoscanDirectory has encapsulated the information of automatic scan catalogue.Such comprises following attribute data: location: the path of automatic scan catalogue; ScanID: automatic scan catalogue ID; ObjectID: the contents directory object ID of automatic scan catalogue correspondence in media database; Last_mod_previous_scan: the nearest modification time during last scan;
2) class AutoscanList has encapsulated automatic scan directory listing information and associative operation thereof, mainly comprises following attribute: Ref＜Array＜AutoscanDirectory〉〉 the list:AutoscanDirectory object array; Ref＜Mutex〉mutex: be used for synchronization of access control to AutoscanDirectory object array list.
3) class InotifyDirObject is an entity class of media contents management module, has encapsulated the relevant information and the operation of the catalogue of carrying out the inotify supervision.Comprise following attribute: int watch: be used for watch descriptor at file system unique identification inotify monitored object; String path: the path of having added the catalogue of inotify supervision; Ref＜AutoscanDirectory〉autodir: the pointer of automatic scan directory object; Ref＜InotifyDirObject〉parent: class InotifyDirObject is a tree data structure, and the parent attribute is the father node pointer, and the father node pointer belongs to InotifyDirObject pointer to object type;
4) class AutoscanInotify is a control class of media contents management module, has encapsulated the management interface to the Inotify supervision of automatic scan catalogue, is responsible for creating also operation inotify event handling thread, increases or delete inotify to monitor catalogue.Its attribute data comprises: the Thread Id of pthread_t thread:inotify event handling thread; Ref＜Inotify〉the inotify:Inotify pointer to object, class Inotify has encapsulated the inotify system call interfaces of file system; ObjectQueue＜AutoscanDirectory〉〉 monitorQueue: need the formation of the automatic scan catalogue of interpolation inotify supervision, inotify event handling thread will take off the AutoscanDirectory object successively from this formation, the catalogue of AutoscanDirectory object correspondence is added in the inotify monitor item of operating system maintenance; ObjectQueue＜AutoscanDirectory〉unmonitorQueue: need the formation of the automatic scan catalogue of cancellation inotify supervision, inotify event handling thread will take off the AutoscanDirectory object successively from this formation, the catalogue of AutoscanDirectory object correspondence is deleted from the inotify monitor item that operating system is safeguarded; Bool shutdownFlag:inotify thread is closed sign, will judge in each circulation of inotify thread execution function whether this value continues circulation with decision and carry out the inotify thread.Int events: the mask of the inotify incident that monitor; Array＜InotifyDirObject〉the arrInotifyDir:InotifyDirObject object array, all are provided with the relevant information of the catalogue of inotify supervision on the expression server.
5) class Inotify has encapsulated the system call interfaces of file system inotify file change informing mechanism, and the interface that provides a cover to be simple and easy to usefulness to the client layer application program uses inotify mechanism.Such provides with lower interface: increase inotify monitor item: addWatch (); Deletion inotify monitor item: removeWatch (); Obtain inotify incident: nextEvent ().
Claims (8)
1. management method of media server that is applied to digital home, it is characterized in that adopting the request msg of the equipment that I/O request integrated treatment platform will be by heterogeneous networks access way networking digital home to be converted into the unified standard form, and this reference format request sent to IGRS digital home media server, to realize cross-platform management.
2. the management method of media server that is applied to digital home according to claim 1, it is characterized in that described I/O asks the integrated treatment platform to support wired or wireless network access mode, and the request of various dissimilar equipment is converted into the request of standard HTTP/SOAP protocol format, utilize ICP/IP protocol that the request of standard is sent to IGRS digital home media server then.
3. the management method of media server that is applied to digital home according to claim 1 and 2, it is characterized in that described I/O request integrated treatment platform adopts the cross-platform application program of Web Server, the method for the enough programmings of realization distinct device energy is called by Web and is realized cross-platform management.
4. the management method of media server that is applied to digital home according to claim 3, it is characterized in that being the CGI interface that IGRS digital home media server is provided for the management server media content also by CGI standard request module is set, the equipment that is connected in the same network sends the CGI request to IGRS digital home media server in the mode of HTTP request message, and the equipment of connection heterogeneous networks then is converted into the HTTP type of message of standard to the media server transmission CGI of IGRS digital home request by I/O request integrated treatment platform.
5. the management method of media server that is applied to digital home according to claim 1, it is characterized in that the configuration file that also is provided with the XML form expands medium type, described configuration file is by being provided with medium type and transcoding rule, unknown medium type is converted into the media information type of standard, to realize the comprehensive management of Digital Media.
6. the management method of media server that is applied to digital home according to claim 1, it is characterized in that also realizing avoiding a large amount of directory management requests by immediate updating server resource program, immediate updating server resource program makes server obtain the up-to-date media data tabulation of the Digital Media that equipment uploads onto the server automatically, and adds in the database.
7. the management method of media server that is applied to digital home according to claim 6, it is characterized in that described immediate updating server resource program timing scanning server resource, when the sharing media content file directory on the discovery server changes, will rescan the catalogue that changes, upgrade the media content inventory object in the pairing media database of this catalogue.
8. according to claim 6 or the 7 described management method of media server that are applied to digital home, it is characterized in that inotify mechanism that described immediate updating server resource program adopts linux kernel monitors the variation of medium content file catalogue, whenever media content changes, inotify will inotify incident of announcement server, the inotify event handling thread of server will be handled the inotify incident, to upgrade media database.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101977218A (en) * | 2010-10-20 | 2011-02-16 | 深圳市融创天下科技发展有限公司 | Internet playing file transcoding method and system |
| CN103907310A (en) * | 2011-09-09 | 2014-07-02 | 英特尔公司 | Mobile device and method for secure on-line sign-up and provisioning for WI-FI hotspots using SOAP-XML techniques |
| CN104424234A (en) * | 2013-08-26 | 2015-03-18 | 阿里巴巴集团控股有限公司 | Method and device for detecting change of file system and corresponding electronic device |
| CN111429218A (en) * | 2020-03-22 | 2020-07-17 | 沈阳林科信息技术有限公司 | Commodity convergence and opening method based on new retail e-commerce |
| CN111930396A (en) * | 2020-06-29 | 2020-11-13 | 广西东信易联科技有限公司 | Upgrading method of communication module in 4G router based on notify mechanism |
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2009
- 2009-10-30 CN CN200910193474A patent/CN101702708A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101977218A (en) * | 2010-10-20 | 2011-02-16 | 深圳市融创天下科技发展有限公司 | Internet playing file transcoding method and system |
| CN101977218B (en) * | 2010-10-20 | 2013-11-27 | 深圳市融创天下科技股份有限公司 | Internet playing file transcoding method and system |
| CN103907310A (en) * | 2011-09-09 | 2014-07-02 | 英特尔公司 | Mobile device and method for secure on-line sign-up and provisioning for WI-FI hotspots using SOAP-XML techniques |
| CN104424234A (en) * | 2013-08-26 | 2015-03-18 | 阿里巴巴集团控股有限公司 | Method and device for detecting change of file system and corresponding electronic device |
| CN111429218A (en) * | 2020-03-22 | 2020-07-17 | 沈阳林科信息技术有限公司 | Commodity convergence and opening method based on new retail e-commerce |
| CN111429218B (en) * | 2020-03-22 | 2024-05-24 | 沈阳林科信息技术有限公司 | Method for converging and opening commodities based on new retail electronic commerce |
| CN111930396A (en) * | 2020-06-29 | 2020-11-13 | 广西东信易联科技有限公司 | Upgrading method of communication module in 4G router based on notify mechanism |
| CN111930396B (en) * | 2020-06-29 | 2021-05-11 | 广西东信易联科技有限公司 | Upgrading method of communication module in 4G router based on notify mechanism |
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Application publication date: 20100505 |