CN104519035A - Multimedia management method and DLNA (digital living network alliance) equipment - Google Patents
Multimedia management method and DLNA (digital living network alliance) equipment Download PDFInfo
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- CN104519035A CN104519035A CN201310465465.XA CN201310465465A CN104519035A CN 104519035 A CN104519035 A CN 104519035A CN 201310465465 A CN201310465465 A CN 201310465465A CN 104519035 A CN104519035 A CN 104519035A
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- 238000007726 management method Methods 0.000 title claims abstract description 20
- 238000012545 processing Methods 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims description 13
- 230000006870 function Effects 0.000 description 5
- 230000009191 jumping Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2803—Home automation networks
- H04L12/2816—Controlling appliance services of a home automation network by calling their functionalities
- H04L12/2821—Avoiding conflicts related to the use of home appliances
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/2803—Home automation networks
- H04L12/2807—Exchanging configuration information on appliance services in a home automation network
- H04L12/2812—Exchanging configuration information on appliance services in a home automation network describing content present in a home automation network, e.g. audio video content
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
- H04L63/101—Access control lists [ACL]
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Information Transfer Between Computers (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention provides a multimedia management method and DLNA (digital living network alliance) equipment. The multimedia management method includes after receiving a multimedia request, inquiring whether equipment coming up with the multimedia request exists in a white list generated in advance or not; if yes, correspondingly processing according to the multimedia request, and if not, returning to an empty multimedia list. By the multimedia management method, the DLAN equipment can effectively recognize legal DLNA equipment in a network and provide multimedia content with equipment pertinence. By the multimedia management method, the problems of management of DLNA service in a local area network and safety protection of information can be solved well, and multimedia information can be displayed to a user in a targeted manner, so that user experience is improved undoubtedly.
Description
Technical Field
The present invention relates to the field of communications, and in particular, to a multimedia management method and digital living network alliance device.
Background
With the continuous deepening and development of DIGITAL home concepts, DLNA (DIGITAL living network ALLIANCE) is increasingly applied to various intelligent products, and DLNA technology interconnects and interworks intelligent products including mobile devices, so that DIGITAL media and content services are unlimitedly shared and increased.
DLNA devices can be classified into home network devices, mobile handheld devices, and home interoperation devices. Wherein,
the home appliance includes: DMS (Digital Media Server), DMP (Digital Media Player), DMR (Digital Media Renderer), DMC (Digital Media Controller), DMPr (Digital Media Printer).
The mobile handheld device includes: a M-DMS (Mobile Digital Media Server), a M-DMP (Mobile Digital Media Player), a M-DMU (Mobile Digital Media Uploader), a M-DMD (Mobile Digital Media Downloader), and a M-DMC (Mobile Digital Media Controller).
The home interoperation device includes: M-NCF (Mobile Network Connectivity Function ), MIU (Mobile media interaction Unit).
And the multimedia sharing of the DLNA is realized through the function combination among the different devices.
DLNA specifies its application as 5 functional components, which are in turn from top to bottom: network interconnection, network protocols, media transport, discovery control and management of devices, media formats. Where discovery control and management of devices is the most central layer in DLNA, which ties DLNA devices together using UPnP (Universal Plug and play) protocol. Take a three-party model of home DLNA as an example:
the DMC implements a Control Point (CP) function of the UPnP, and is configured to discover devices and services, and propose a service request for acquiring a multimedia resource to one UPnP device DMS and a service request for playing a multimedia to another UPnP device DMR. Therefore, on one hand, the security of the multimedia content cannot be guaranteed, and on the other hand, the multimedia information which is characteristic for the device cannot be embodied, and the pertinence is lacked.
Disclosure of Invention
The technical problem to be solved by the present invention is to provide a multimedia management method and DLNA device, so as to effectively identify the legal DLNA device in the network and provide device-specific multimedia content.
In order to solve the above technical problem, the present invention provides a multimedia management method, including:
after receiving a multimedia request, inquiring whether equipment which provides the multimedia request exists in a pre-generated white list or not;
if the multimedia request exists, corresponding processing is carried out according to the multimedia request, and if the multimedia request does not exist, an empty multimedia list is returned.
Further, the method also has the following characteristics: the querying whether the device making the multimedia request exists in a pre-generated white list comprises:
acquiring attribute parameters of equipment which makes the multimedia request;
and calling the white list, and searching whether the attribute parameters are contained in the white list.
Further, the method also has the following characteristics: the attribute parameter includes any one of:
a media access control address of the device, an international mobile equipment identity code, an international mobile subscriber identity code, and a mobile phone number.
Further, the method also has the following characteristics: and performing corresponding processing according to the multimedia request, wherein the processing comprises the following steps:
if the type of the multimedia request is judged to be an execution type, transmitting or playing the required multimedia; and if the type of the multimedia request is judged to be the request for acquiring the multimedia list, returning the corresponding multimedia list.
Further, the method also has the following characteristics: the white list includes:
attribute parameters of a legitimate multimedia device and available multimedia information corresponding to the multimedia device.
In order to solve the above problem, the present invention further provides a digital living network alliance device, comprising:
the query module is used for querying whether equipment which provides the multimedia request exists in a pre-generated white list or not after receiving the multimedia request;
the processing module is used for carrying out corresponding processing according to the multimedia request under the condition that the query of the query module exists; returning an empty multimedia list in case the query by the query module does not exist.
Further, the above apparatus also has the following features:
the query module is specifically used for acquiring attribute parameters of equipment which provides the multimedia request after receiving the multimedia request; and calling the white list, and searching whether the attribute parameters are contained in the white list.
Further, the above apparatus also has the following features: the attribute parameters looked up by the query module include any one of:
a media access control address of the device, an international mobile equipment identity code, an international mobile subscriber identity code, and a mobile phone number.
Further, the above apparatus also has the following features:
the processing module performs corresponding processing according to the multimedia request, and includes: if the type of the multimedia request is judged to be an execution type, transmitting or playing the required multimedia; and if the type of the multimedia request is judged to be the request for acquiring the multimedia list, returning the corresponding multimedia list.
Further, the above apparatus also has the following features: the white list queried by the query module comprises:
attribute parameters of a legitimate multimedia device and available multimedia information corresponding to the multimedia device.
In summary, the present invention provides a multimedia management method and a DLNA device, so that the DLNA device can effectively identify a valid DLNA device in a network, and provide device-specific multimedia content. The invention can well solve the management of DLNA service and the safety protection of information in the local area network, and simultaneously displays the multimedia information to the user in a targeted manner, thereby undoubtedly improving the user experience.
Drawings
FIG. 1 is a flowchart of a multimedia management method according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a DLNA device according to an embodiment of the present invention.
Fig. 3 is a flowchart illustrating a specific operation of the query module according to this embodiment.
Fig. 4 is a flowchart illustrating the detailed operation of the processing module according to this embodiment.
Fig. 5 is a flowchart of modifying or presetting a multimedia program according to the embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
The embodiment of the invention is based on the existing UPnP technology and the identification method of the network equipment, writes the parameter which can identify the uniqueness of the equipment in the DLNA equipment to be authenticated into the equipment characteristic information of the multimedia white list, records the multimedia list accessible by the equipment into the corresponding equipment content, and loads the white list on the DLNA equipment of the multimedia provider, thereby realizing the authentication of the equipment and the related service opening activities on the DLNA equipment of the service provider.
Fig. 1 is a flowchart of a multimedia management method according to an embodiment of the present invention, and as shown in fig. 1, the method according to the embodiment includes:
step 11, after receiving a multimedia request, inquiring whether a device which provides the multimedia request exists in a pre-generated white list, and if so, turning to step 12; if not, turning to step 13;
step 12, carrying out corresponding processing according to the multimedia request;
and step 13, returning an empty multimedia list.
The method of the embodiment can enable the DLNA device to effectively identify the legal DLNA device in the network and provide the device-specific multimedia content. The invention can well solve the management of DLNA service and the safety protection of information in the local area network, and simultaneously displays the multimedia information to the user in a targeted manner, thereby undoubtedly improving the user experience.
Fig. 2 is a schematic diagram of a DLNA device according to an embodiment of the present invention, and as shown in fig. 2, the DLNA device according to the embodiment includes:
the query module is used for querying whether equipment which provides the multimedia request exists in a pre-generated white list or not after receiving the multimedia request;
the processing module is used for carrying out corresponding processing according to the multimedia request under the condition that the query of the query module exists; returning an empty multimedia list in case the query by the query module does not exist.
The query module is specifically configured to, after receiving a multimedia request, obtain attribute parameters of a device that made the multimedia request; and calling the white list, and searching whether the attribute parameters are contained in the white list.
Wherein, the processing module performs corresponding processing according to the multimedia request, and comprises: if the type of the multimedia request is judged to be an execution type, transmitting or playing the required multimedia; and if the type of the multimedia request is judged to be the request for acquiring the multimedia list, returning the corresponding multimedia list.
In a preferred embodiment, the DLNA apparatus may further include: a multimedia white list generation module for generating a multimedia white list,
a multimedia white list generating module, which writes the attribute parameters of legal multimedia object equipment (hereinafter, this equipment is referred to as equipment 1) into a white list;
the attribute parameter is a parameter capable of identifying uniqueness of the device, and may include a Media Access Control (MAC) address of the device, an International Mobile Equipment Identity (IMEI) of the Mobile device, an International Mobile Subscriber Identity (IMSI), a Phone Number (Mobile Phone Number), and the like; and taking the equipment attribute parameters as indexes of service inquiry, and writing the available multimedia information into the recorded content of the corresponding equipment index, thereby generating a multimedia white list.
The white list can be stored in DLNA equipment serving as a service provider in a form recognizable by various software such as xml or a database (hereinafter, such equipment is referred to as "equipment 0") and transmitted to the multimedia white list identification module;
the query module runs in the device 0, and when other DLNA devices (hereinafter, such devices are referred to as "device X") send requests to the device 0, the query module acquires attribute parameters of the device X; and searching and comparing the attribute parameters of the equipment X with a white list in the equipment 0, if the characteristic parameters are in the white list, transmitting the searching result to the processing module, and if not, returning an empty multimedia list to the equipment X by the processing module.
The processing module may use the search result sent by the device identification module as a multimedia search index, extract corresponding multimedia information from the multimedia list in the white list, and return the multimedia information to the device X.
The white list generation mode is not limited, the white list generation mode can be preset during equipment generation, the white list generation mode can also be set by a user, and once the DLNA equipment is started, the white list becomes an available state and can be acquired by the DLNA equipment at any time.
The following describes a specific work flow of the query module in this embodiment with reference to fig. 3:
step 201: a control point in the device X sends multimedia request information to the device 0;
step 202: when the device 0 receives the request, the attribute parameters of the device X are obtained, where the attribute parameters may include the MAC address of the device, the IMEI, IMSI, Phone Number, and the like of the mobile device;
step 203: the device 0 calls a multimedia white list and searches device attribute parameters in the multimedia white list;
step 204: searching and searching whether the information of the control point device X is contained in a white list, if so, jumping to a step 205, otherwise, executing a step 206;
step 205: sending the ID of the search result to a processing module as an index value of multimedia extraction;
step 206: device 0 returns an empty multimedia list to device X.
Fig. 4 describes a flow of a specific operation of the processing module of the present embodiment:
step 301: the processing module receives the equipment ID sent by the query module;
step 302: judging the type of the request sent by the device X, and if the request is a service execution type message (i.e., playing and extracting multimedia), jumping to step 303; if the request is for acquiring the multimedia list, jumping to step 304;
step 303: transmitting or playing the required multimedia;
step 304: and returning the searched multimedia list to the request device.
When the user needs to modify or preset the multimedia program, the function of the white list generation module can be utilized to implement the function, as shown in fig. 5, the basic flow includes the following steps:
step 401: a control point in the device X sends a program list setting request message to the device 0;
step 402: the device 0 performs device authentication by identifying the characteristic parameters of the device X;
step 403: device 0 provides all program listings to device X for selection settings, wherein the setting operations may interact with a user of device X by way of a user interface;
step 404: device X informs device 0 of the confirmed program list;
step 405: device 0 incorporates the above-described modifications of the program list into the multimedia whitelist.
The multimedia management method and the DLNA equipment realize multimedia management by adding the multimedia white list, do not need complicated user operation, finish the authentication process only by utilizing the characteristic elements of the DLNA equipment, ensure the safety of the DLNA multimedia by the user, simultaneously provide the characteristic multimedia of the equipment by the DLNA equipment, greatly improve the user experience for the user and can be used as a selling point of intelligent products.
It will be understood by those skilled in the art that all or part of the steps of the above methods may be implemented by instructing the relevant hardware through a program, and the program may be stored in a computer readable storage medium, such as a read-only memory, a magnetic or optical disk, and the like. Alternatively, all or part of the steps of the above embodiments may be implemented using one or more integrated circuits. Accordingly, each module/unit in the above embodiments may be implemented in the form of hardware, and may also be implemented in the form of a software functional module. The present invention is not limited to any specific form of combination of hardware and software.
The foregoing is only a preferred embodiment of the present invention, and naturally there are many other embodiments of the present invention, and those skilled in the art can make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, and these corresponding changes and modifications should fall within the scope of the appended claims.
Claims (10)
1. A multimedia management method, comprising:
after receiving a multimedia request, inquiring whether equipment which provides the multimedia request exists in a pre-generated white list or not;
if the multimedia request exists, corresponding processing is carried out according to the multimedia request, and if the multimedia request does not exist, an empty multimedia list is returned.
2. The method of claim 1, wherein: the querying whether the device making the multimedia request exists in a pre-generated white list comprises:
acquiring attribute parameters of equipment which makes the multimedia request;
and calling the white list, and searching whether the attribute parameters are contained in the white list.
3. The method of claim 2, wherein: the attribute parameter includes any one of:
a media access control address of the device, an international mobile equipment identity code, an international mobile subscriber identity code, and a mobile phone number.
4. The method of claim 1, wherein: and performing corresponding processing according to the multimedia request, wherein the processing comprises the following steps:
if the type of the multimedia request is judged to be an execution type, transmitting or playing the required multimedia; and if the type of the multimedia request is judged to be the request for acquiring the multimedia list, returning the corresponding multimedia list.
5. The method of any one of claims 1-4, wherein: the white list includes:
attribute parameters of a legitimate multimedia device and available multimedia information corresponding to the multimedia device.
6. A digital living network alliance device, comprising:
the query module is used for querying whether equipment which provides the multimedia request exists in a pre-generated white list or not after receiving the multimedia request;
the processing module is used for carrying out corresponding processing according to the multimedia request under the condition that the query of the query module exists; returning an empty multimedia list in case the query by the query module does not exist.
7. The apparatus of claim 6, wherein:
the query module is specifically used for acquiring attribute parameters of equipment which provides the multimedia request after receiving the multimedia request; and calling the white list, and searching whether the attribute parameters are contained in the white list.
8. The apparatus of claim 7, wherein: the attribute parameters looked up by the query module include any one of:
a media access control address of the device, an international mobile equipment identity code, an international mobile subscriber identity code, and a mobile phone number.
9. The apparatus of claim 6, wherein:
the processing module performs corresponding processing according to the multimedia request, and includes: if the type of the multimedia request is judged to be an execution type, transmitting or playing the required multimedia; and if the type of the multimedia request is judged to be the request for acquiring the multimedia list, returning the corresponding multimedia list.
10. The apparatus of any of claims 6-9, wherein: the white list queried by the query module comprises:
attribute parameters of a legitimate multimedia device and available multimedia information corresponding to the multimedia device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310465465.XA CN104519035A (en) | 2013-10-08 | 2013-10-08 | Multimedia management method and DLNA (digital living network alliance) equipment |
| PCT/CN2014/074780 WO2014176957A1 (en) | 2013-10-08 | 2014-04-04 | Multimedia management method and dlna device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310465465.XA CN104519035A (en) | 2013-10-08 | 2013-10-08 | Multimedia management method and DLNA (digital living network alliance) equipment |
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| Publication Number | Publication Date |
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| CN104519035A true CN104519035A (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310465465.XA Pending CN104519035A (en) | 2013-10-08 | 2013-10-08 | Multimedia management method and DLNA (digital living network alliance) equipment |
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| CN (1) | CN104519035A (en) |
| WO (1) | WO2014176957A1 (en) |
Cited By (4)
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| CN105306451A (en) * | 2015-09-28 | 2016-02-03 | 青岛海信电器股份有限公司 | Method and device for controlling DLNA (Digital Living Network Alliance) equipment service permission |
| CN105721260A (en) * | 2016-02-24 | 2016-06-29 | 四川长虹电器股份有限公司 | Digital media control method based on DLNA protocol |
| CN111212090A (en) * | 2020-02-20 | 2020-05-29 | 上海聚力传媒技术有限公司 | Terminal list acquisition method and device, computer equipment and storage medium |
| CN112291068A (en) * | 2020-11-02 | 2021-01-29 | 西安博康硕达网络科技有限公司 | Multimedia data processing method based on cloud storage |
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| Publication number | Publication date |
|---|---|
| WO2014176957A1 (en) | 2014-11-06 |
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Application publication date: 20150415 |