CN103235790B - Extend the method and system of DLNA shared file types - Google Patents
Extend the method and system of DLNA shared file types Download PDFInfo
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- CN103235790B CN103235790B CN201310106873.6A CN201310106873A CN103235790B CN 103235790 B CN103235790 B CN 103235790B CN 201310106873 A CN201310106873 A CN 201310106873A CN 103235790 B CN103235790 B CN 103235790B
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- 238000010276 construction Methods 0.000 claims description 4
- 230000010365 information processing Effects 0.000 claims 1
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Abstract
The invention discloses a kind of method and system of extension DLNA shared file types, the method for the extension DLNA shared file types includes step：DLNA content providers write the message information of extension file into shared data bank；DLNA content requests end sends solicited message to the DLNA content providers, and the solicited message includes handling the information for extending file and needing；According to solicited message, the DLNA content providers send the message information that file is extended described in the shared data bank to the DLNA content requests end；The DLNA content requests end handles the extension file according to the message information of the extension file.It is achieved thereby that the extension to DLNA shared file types, the file shared in DLNA network not only includes the file of the types such as music, video, picture, the extension file of the types such as text, PDF, Office document, compressed package, application program can also be included, meet the demand of the polytype file of user's wireless sharing between multiple equipment, DLNA usage scenario is extended, user satisfaction is improved.
Description
Technical field
The present invention relates to communication technical field, a kind of method more particularly, to extension DLNA shared file types and it is
System.
Background technology
Digital mobile network alliance（Digital Living Network Alliance, DLNA）Aim to solve the problem that PC, family expenses
Wireless network and cable network between the electronic equipments such as electrical equipment, mobile device interconnect so that Digital Media and content
The unconfined shared and growth of service is possibly realized.
The file that can be shared in current DLNA network can only be the media files such as music, video, picture, but with wireless
The development of interconnection technique, DLNA solution may can also be applied to office space or public place, and it is acted on also will be from more
Media are shared to be expanded in terms of screen prjection, sharing files, interactive control.Under these scenes, user wishes to divide
Enjoy media file, moreover it is possible to share the file of the types such as text, office documents, application file, compressed file, therefore
Need to be extended existing DLNA shared files type.
The content of the invention
It is a primary object of the present invention to provide a kind of method and system of extension DLNA shared file types, to realize
Further types of file is shared in DLNA network, DLNA usage scenario is extended.
To achieve these objectives, the present invention proposes a kind of method of extension DLNA shared file types, including step：
DLNA content providers write the message information of extension file into shared data bank；
DLNA content requests end sends solicited message to the DLNA content providers, and the solicited message includes processing institute
The information stated extension file and needed；
According to the solicited message, the DLNA content providers send the shared number to the DLNA content requests end
According to the message information that file is extended described in storehouse；
The DLNA content requests end handles the extension file according to the message information of the extension file.
Preferably, the DLNA content providers write into shared data bank extension file message information include：
DLNA content providers increase document files type in file type table；
DLNA content providers scanning extension file, the multi-functional the Internet emails of MIME for reading the extension file expand
Service type, inquires about the file type table, constructs expansion of the mime type for the document files type in the file type table
Open up the message information of file；
DLNA content providers write the message information in shared data bank.
Preferably, the DLNA content requests end handles the extension file bag according to the message information of the extension file
Include：
The message information of the DLNA content requests end parsing extension file, obtains the file type of the extension file；
DLNA content requests end the corresponding program processing extension text is called according to the file type of the extension file
Part.
Preferably, the extension file includes document files, compressed file and application file.
Preferably, the processing extension file includes：Read, perform or download the extension file.
The present invention proposes a kind of system of extension DLNA shared file types, including DLNA content providers and DLNA simultaneously
Content requests end, wherein：
DLNA content providers, the message information for writing extension file into shared data bank, and it is described receiving
After solicited message of the DLNA content requests end on handling the extension file, the report is sent to the DLNA content requests end
Literary information；
DLNA content requests end, for sending the request on handling the extension file to the DLNA content providers
Information, and after the message information for the extension file that the DLNA content providers are sent is received, believed according to the message
The breath processing extension file.
Preferably, the DLNA content providers are additionally operable to：
Increase document files type in file type table；
Scanning extension file, the multi-functional the Internet emails of MIME for reading the extension file expand service type, inquiry
The file type table, construction mime type is believed for the message of the extension file of the document files type in the file type table
Breath；
The message information is write in shared data bank.
Preferably, the DLNA content requests end is additionally operable to：
The message information of the parsing extension file, obtains the file type of the extension file；
According to the file type of the extension file, corresponding program is called to handle the extension file.
Preferably, the extension file includes document files, compressed file and application file.
Preferably, the processing extension file includes：Read, perform or download the extension file.
The method of a kind of extension DLNA shared file types provided by the present invention, by DLNA content providers to shared
The message information of write-in extension file in database so that DLNA content requests end can believe according to the message of the extension file
Cease to handle the extension file, realize the extension to DLNA shared file types.So as to the file shared in DLNA network
Not only include the file of the types such as music, video, picture, text, PDF, Office document, compressed package, application can also be included
The extension file of the types such as program, meets the demand of the polytype file of user's wireless sharing between multiple equipment, extension
DLNA usage scenario, improves user satisfaction.
Brief description of the drawings
Fig. 1 is the flow chart of the embodiment of method one of present invention extension DLNA shared file types；
Fig. 2 is the step of DLNA content providers write the message information of extension file into shared data bank in the present invention
Flow chart；
Fig. 3 is the flow chart of the embodiment of system one of present invention extension DLNA shared file types.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Referring to Fig. 1, the embodiment of method one of present invention extension DLNA shared file types is proposed, the extension DLNA shares
The method of file type comprises the following steps：
Step S101, DLNA content provider writes the message information of extension file into shared data bank.
DLNA content providers include digital media server（Digital Media Server, DMS）, mobile type digital
Media server（Mobile Digital Media Server, M-DMS）Etc. equipment, such as support the PC of DLNA schemes, mobile phone,
Software and module etc..Shared data bank can be arranged at DLNA content providers, such as be stored in storage medium；Can also
Set beyond the clouds, such as Cloud Server；In the storage medium that outside can also be arranged on.Extension file refers to audio, video, picture
Deng the alternative document outside media file, such as document files, compressed file, application file.Included in message information
Documentary attribute, can determine the type and its form of file by the attribute.
Step S102, DLNA content requests end sends solicited message to the DLNA content providers.
DLNA content requests end includes digital media controller（Digital MediaController, DMC）, digital matchmaker
Body player（Digital Media Player, DMP）, mobile type digital media player（Mobile Digital Media
Player, M-DMP）Etc. equipment, TV, PC, mobile phone, set top box, audio amplifier and the module of DLNA schemes are such as supported.This step
In S102, DLNA content requests end construction is intended to handle a certain extension file such as document files, compressed file or application file
Request, and to DLNA content providers send solicited message, the solicited message include processing it is described extend file and need
The information wanted.
Step S103, DLNA content provider is sent to the DLNA content requests end to be expanded described in the shared data bank
Open up the message information of file.
DLNA content providers are received after the solicited message at DLNA content requests end, and according to the solicited message, inquiry is shared
The message information of respective extension file in database, and the message information is sent to DLNA content requests end.For example, in DLNA
Hold the document files that request end request handles certain type PDF, DLNA content providers inquiry shared data bank, acquisition is previously written
The message information of the pdf document in the shared data bank, and the message information is sent to DLNA content requests end.The report
The attribute of pdf document is contained in literary information, shows the document files type that the pdf document belongs in file type table, text
Part form is pdf forms.
Step S104, DLNA content requests end handles the extension file according to the message information of the extension file.
In this step S104, DLNA content requests end is received after the message information of extension file, and the message information is carried out
Parsing, so as to just obtain the file type and its file format of the extension file；DLNA content requests end is then expanded according to described
The file type of file is opened up, calls corresponding program to handle the extension file.For example, extension file is document text
Part, can call corresponding program to read this article files；Extension file is application file, can perform the application program
File；DLNA content requests end can also download the extension file to being locally stored.
As shown in Fig. 2 extension file is write into its shared data bank on DLNA content providers in step S101
The idiographic flow of message information, the present embodiment is described in detail exemplified by extending file and being document files：
Step S201, increase document files type in file type table.
In this step S201, DLNA content providers add " document " to file type table under root node, increase simultaneously
File format corresponding with document, such as text-only file form txt, business card file form vcf, pdf document form pdf,
Office word document form doc, office excel file format xls, office powerpoint file formats ppt
Deng.So as to which file type table both includes the file format type of the media files such as video, audio, picture, and document files is included again
File format type.
Step S202, scanning extension file, read the mime type of the extension file.
In this step S202, DLNA content providers include extending file to equipment（The present embodiment is document files）
Interior All Files is scanned, and reads the multi-functional the Internet email expansion clothes of the All Files including extension file
Business（Multipurpose Internet Mail Extensions, MIME）Type.
Step S203, the inquiry file type table, construction mime type are the document files in the file type table
The message information of the extension file of type.
In this step S203, DLNA content providers inquire about file type table according to the mime type of the file read,
If the mime type of a certain file scanned ignores this document not in file type table；If the file scanned
Mime type is such as the document files type in file type table, audio file type, video file class in file type table
Type or picture file type（Wherein described document files type is the extension file type in the present embodiment）, then this document is constructed
Message information.
Step S204, by the message information write shared data bank.
So as in shared data bank in addition to storing the message information of the media files such as audio, video, picture, also deposit
The message information of extension file such as document files is stored up.
Accordingly, the method for the extension DLNA shared file types of the present embodiment, by DLNA content providers to shared number
According to the message information of write-in extension file in storehouse so that DLNA content requests end can be according to the message information for extending file
To handle the extension file, the extension to DLNA shared file types is realized.So as to which the file shared in DLNA network is not
Only include the file of the type such as music, video, picture, can also include text, PDF, Office document, compressed package, using journey
The extension file of the types such as sequence, meets the demand of the polytype file of user's wireless sharing between multiple equipment, extends
DLNA usage scenario, improves user satisfaction.
Referring to Fig. 3, the embodiment of system one of present invention extension DLNA shared file types is proposed, the extension DLNA shares
The system 100 of file type includes being used to scan local file and provide the DLNA content providers 110 of Outside Access and be used for
Send document processing request and handle the DLNA content requests end 120 of file, DLNA content providers 110 and DLNA content requests
End 120 is carried out data transmission by Wi-Fi or Wi-Fi Direct network environments.Wherein, DLNA content providers 110 include number
Word media server（Digital Media Server, DMS）, mobile type digital media server（Mobile Digital
Media Server, M-DMS）Etc. equipment, PC, mobile phone, software and the module of DLNA schemes are such as supported；DLNA content requests
End 120 includes digital media controller（Digital MediaController, DMC）, digital media player（Digital
Media Player, DMP）, mobile type digital media player（Mobile Digital Media Player, M-DMP）Etc. setting
It is standby, such as support TV, PC, mobile phone, set top box, audio amplifier and the module of DLNA schemes.Specifically：
DLNA content providers 110：For the message information of the write-in extension file into shared data bank, and receiving
State after solicited message of the DLNA content requests end 120 on handling the extension file, sent out to the DLNA content requests end 120
Send the message information.Documentary attribute is included in message information, the type and its lattice of file can be determined by the attribute
Formula.Extension file refers to the alternative document outside the media files such as audio, video, picture, such as document files, compressed file, application
Program file etc..The shared data bank can be arranged at DLNA content providers 110, such as be stored in storage medium；
It can also set beyond the clouds, such as Cloud Server；In the storage medium that outside can also be arranged on.
DLNA content requests end 120：For being sent to the DLNA content providers 110 on handling the extension file
Solicited message, and after the message information for the extension file that the DLNA content providers 110 are sent is received, according to institute
State message information and handle the extension file.
Now write by extending file exemplified by document files, to describe DLNA content providers 110 in detail into shared data bank
Enter to extend the process of the message information of file：
DLNA content providers 110 add " document " to file type table under root node, while increasing corresponding with document
File format, such as text-only file form txt, business card file form vcf, pdf document form pdf, office word document
Form doc, office excel file format xls, office powerpoint file formats ppt etc..So as to file type
In table in addition to the file format type including media files such as video, audio, pictures, include the file format of document files
Type.
DLNA content providers 110 include extending file to equipment（The present embodiment is document files）All texts inside
Part is scanned, and reads the multi-functional the Internet email expansion service of the All Files including extension file
（Multipurpose Internet Mail Extensions, MIME）Type.
DLNA content providers 110 inquire about file type table according to the mime type of the file read, if scanned
The mime type of a certain file in file type table, does not then ignore this document；If the mime type of the file scanned is in text
Such as it is document files type, audio file type, video file type or the picture file in file type table in part type list
Type（Wherein described document files type is the extension file type in the present embodiment）, then the message information of this document is constructed.
The message information is write shared data bank by DLNA content providers 110.So as to except depositing in shared data bank
Outside the message information for having stored up the media files such as audio, video, picture, it also stored for extending the message letter of file such as document files
Breath.
DLNA content providers 110 write the message information for extending file after shared data bank, expand by the way that DLNA is shared
The detailed process for opening up file is as follows：
DLNA content requests end 110, which is first constructed, to be intended to handle a certain extension file such as document files, compressed file or applies journey
The solicited message of preface part, then send the solicited message to DLNA content providers 110.
DLNA content providers 110 are received after the solicited message at DLNA content requests end 120, phase in inquiry shared data bank
The message information of file should be extended, and the message information is sent to DLNA content requests end 120.For example, DLNA content requests
The request of end 120 handles the document files of certain type PDF, and the inquiry shared data bank of DLNA content providers 110, acquisition is previously written
The message information of the pdf document in the shared data bank, and the message information is sent to DLNA content requests end 120.
The attribute of pdf document is contained in the message information, shows the document files class that the pdf document belongs in file type table
Type, file format is pdf forms.
DLNA content requests end 120 is received after the message information of extension file, the message information is parsed, so that just
Obtain the file type and its file format of the extension file；DLNA content requests end 120 is then according to the extension file
File type, calls corresponding program to handle the extension file.For example, extension file is document files, it can adjust
This article files are read with corresponding program；Extension file is application file, can perform the application file；DLNA
Content requests end 120 can also download the extension file to being locally stored.
Accordingly, the system 100 of the extension DLNA shared file types of the present embodiment, by DLNA content providers 110 to
The message information of write-in extension file in shared data bank so that DLNA content requests end 120 can be according to the extension file
Message information handle the extension file, realize the extension to DLNA shared file types.So as in DLNA network altogether
The file enjoyed not only includes the file of the types such as music, video, picture, can also include text, PDF, Office document, compression
The extension file of the types such as bag, application program, meets the need of the polytype file of user's wireless sharing between multiple equipment
Ask, extend DLNA usage scenario, improve user satisfaction.
It should be appreciated that these are only the preferred embodiments of the present invention, it is impossible to therefore the scope of the claims of the limitation present invention,
Equivalent structure or equivalent flow conversion that every utilization description of the invention and accompanying drawing content are made, or be directly or indirectly used in
Other related technical fields, are included within the scope of the present invention.
Claims (10)
1. a kind of method of extension DLNA shared file types, it is characterised in that including step：
DLNA content providers write the message information of extension file into shared data bank；
DLNA content requests end sends solicited message, institute when being intended to handle the extension file to the DLNA content providers
Stating solicited message includes handling the information for extending file and needing；
According to the solicited message, the DLNA content providers inquire about the message of respective extension file in the shared data bank
Information, and the message information of the extension file is sent to the DLNA content requests end；
The DLNA content requests end handles the extension file according to the message information of the extension file.
2. the method for extension DLNA shared file types according to claim 1, it is characterised in that the DLNA contents are carried
Writing the message information of extension file into shared data bank for end includes：
DLNA content providers increase document files type in file type table；
DLNA content providers scanning extension file, the multi-functional the Internet emails of MIME for reading the extension file expand service
Type, inquires about the file type table, and construction mime type is literary for the extension of the document files type in the file type table
The message information of part；
DLNA content providers write the message information in shared data bank.
3. the method for extension DLNA shared file types according to claim 1 or 2, it is characterised in that in the DLNA
Hold request end includes according to the message information processing extension file of the extension file：
The message information of the DLNA content requests end parsing extension file, obtains the file type of the extension file；
Corresponding program is called to handle the extension file according to the file type of the extension file in DLNA content requests end.
4. the method for extension DLNA shared file types according to claim 1 or 2, it is characterised in that the extension text
Part includes document files, compressed file and application file.
5. the method for extension DLNA shared file types according to claim 1 or 2, it is characterised in that the processing institute
Stating extension file includes：Read, perform or download the extension file.
6. a kind of system of extension DLNA shared file types, including DLNA content providers and DLNA content requests end, it is special
Levy and be, wherein：
DLNA content providers, for the message information of the write-in extension file into shared data bank, and are receiving the DLNA
After solicited message of the content requests end on handling the extension file, respective extension file in the shared data bank is inquired about
Message information, and send the message information to the DLNA content requests end；
DLNA content requests end, for when being intended to handle the extension file, being sent to the DLNA content providers on place
The solicited message of the reason extension file, and receiving the message letter for the extension file that the DLNA content providers are sent
After breath, the extension file is handled according to the message information.
7. the system of extension DLNA shared file types according to claim 6, it is characterised in that the DLNA contents are carried
It is additionally operable to for end：
Increase document files type in file type table；
Scanning extension file, the multi-functional the Internet emails of MIME for reading the extension file expand service type, and inquiry is described
File type table, constructs message information of the mime type for the extension file of the document files type in the file type table；
The message information is write in shared data bank.
8. the system of the extension DLNA shared file types according to claim 6 or 7, it is characterised in that in the DLNA
Hold request end to be additionally operable to：
The message information of the parsing extension file, obtains the file type of the extension file；
According to the file type of the extension file, corresponding program is called to handle the extension file.
9. the system of the extension DLNA shared file types according to claim 6 or 7, it is characterised in that the extension text
Part includes document files, compressed file and application file.
10. the system of the extension DLNA shared file types according to claim 6 or 7, it is characterised in that the processing institute
Stating extension file includes：Read, perform or download the extension file.
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| CN201310106873.6A CN103235790B (en) | 2013-03-29 | 2013-03-29 | Extend the method and system of DLNA shared file types |
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| CN201310106873.6A CN103235790B (en) | 2013-03-29 | 2013-03-29 | Extend the method and system of DLNA shared file types |
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| Publication Number | Publication Date |
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| CN103235790A CN103235790A (en) | 2013-08-07 |
| CN103235790B true CN103235790B (en) | 2017-08-25 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6615212B1 (en) * | 1999-08-19 | 2003-09-02 | International Business Machines Corporation | Dynamically provided content processor for transcoded data types at intermediate stages of transcoding process |
| CN101087442A (en) * | 2006-11-24 | 2007-12-12 | 华为技术有限公司 | Method and system for terminal and content share |
| CN101552945A (en) * | 2009-05-08 | 2009-10-07 | 中兴通讯股份有限公司 | A method and system for implementing media content sharing |
-
2013
- 2013-03-29 CN CN201310106873.6A patent/CN103235790B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6615212B1 (en) * | 1999-08-19 | 2003-09-02 | International Business Machines Corporation | Dynamically provided content processor for transcoded data types at intermediate stages of transcoding process |
| CN101087442A (en) * | 2006-11-24 | 2007-12-12 | 华为技术有限公司 | Method and system for terminal and content share |
| CN101552945A (en) * | 2009-05-08 | 2009-10-07 | 中兴通讯股份有限公司 | A method and system for implementing media content sharing |
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