CN103780596B - A kind of method and device for realizing DLNA - Google Patents

A kind of method and device for realizing DLNA Download PDF

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Publication number
CN103780596B
CN103780596B CN201210417076.5A CN201210417076A CN103780596B CN 103780596 B CN103780596 B CN 103780596B CN 201210417076 A CN201210417076 A CN 201210417076A CN 103780596 B CN103780596 B CN 103780596B
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China
Prior art keywords
dlna
shared
functions
information
dms
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CN201210417076.5A
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Chinese (zh)
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CN103780596A (en
Inventor
于欣
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中兴通讯股份有限公司
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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/28Data switching networks characterised by path configuration, e.g. local area networks [LAN], wide area networks [WAN]
    • H04L12/2803Home automation networks
    • H04L12/2807Exchanging configuration information on appliance services in a home automation network
    • H04L12/2812Exchanging configuration information on appliance services in a home automation network describing content present in a home automation network, e.g. audio video content
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network, synchronizing decoder's clock; Client middleware
    • H04N21/436Interfacing a local distribution network, e.g. communicating with another STB or inside the home ; Interfacing an external card to be used in combination with the client device
    • H04N21/43615Interfacing a Home Network, e.g. for connecting the client to a plurality of peripherals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/28Data switching networks characterised by path configuration, e.g. local area networks [LAN], wide area networks [WAN]
    • H04L12/2803Home automation networks
    • H04L12/2838Distribution of signals within a home automation network, e.g. involving splitting/multiplexing signals to/from different paths

Abstract

The invention discloses the method that one kind realizes DLNA (DLNA), the network signal intensity according to current detection determines whether to open DLNA functions;Open DLNA functions carry out multimedia it is shared after, the Transmitting of Multi-media Information situation according to current detection determines whether to be continuing with DLNA functions;If turned off DLNA functions, then the facility information and shared file information of the digital media server DMS of current accessed are recorded.The present invention further simultaneously discloses a kind of device for realizing DLNA, and using the method for the invention and device, Consumer's Experience when can improve user using DLNA functions lifts the friendly of DLNA functions.

Description

A kind of method and device for realizing DLNA

Technical field

The present invention relates to Wireless Fidelity (WIFI, Wireless Fidelity) field and DLNA (DLNA, Digital Living Network Alliance) field, more particularly to a kind of method and device for realizing DLNA.

Background technology

DLNA is a kind of shared solution of home multimedia entertainment, and its slogan is to enjoy whenever and wherever possible Your music, photo and video (Enjoy your music, photos and videos, anywhereanytime).DLNA Purpose be realize PC, television set, digital camera, video camera, sound equipment, multimedia player, game machine, mobile phone, The family multi-media such as panel computer electronic equipment interconnects with outdoor indoors, can whenever and wherever possible realize that multimedia is total to Enjoy.

By DLNA functions, user can realize in the family being total to audio file in family multi-media electronic equipment Enjoy, rather than that must download files into, each equipment is local;Can realize easily managing, check and printing digital photo;Can To realize playing the film and television in miscellaneous equipment by mobile phone control TV;Can realize carrying with the entertainment medium liked Appearance carries out shared appreciation out of doors.

According to DLNA, device class can be divided into digital media server (DMS) and digital media player (DMP);The former is that, for providing multimedia server, the latter is used for selecting and controls multimedia and play selected many matchmakers Body.

The realization of DLNA functions by means of networks such as WIFI/WIFI Direct, it is necessary to carry out data transmission, once network Poor signal quality, will directly influence the use of user DLNA and checking for family multi-media resource file.User is intuitively not Current network signal can be judged if appropriate for using DLNA;In file sharing process the bad situation of appearance effect can not judge be No is that network signal causes;After DLNA broadcastings are disconnected due to network reason, need to search last time institute again when accessing again Shared digital media server DMS and multimedia file, above-mentioned situation greatly reduce user during DLNA uses It is recreational, to user bring greatly inconvenience, reduce the friendly of DLNA functions.

The content of the invention

In view of this, it is a primary object of the present invention to provide a kind of method and device for realizing DLNA, user can be improved Consumer's Experience when using DLNA functions.

To reach above-mentioned purpose, the technical proposal of the invention is realized in this way:

The invention provides a kind of method for realizing DLNA DLNA, the method includes:

Network signal intensity according to current detection determines whether to open DLNA functions;

Open DLNA functions carry out multimedia it is shared after, the Transmitting of Multi-media Information situation according to current detection determines whether It is continuing with DLNA functions;

If turned off DLNA functions, then the facility information and shared text of the digital media server DMS of current accessed are recorded Part information.

In such scheme, before the detection current network signal intensity, further include:Whether detection has currently connected It is connected in shared network, if not connected, points out user to carry out network connection operation.

In such scheme, the Transmitting of Multi-media Information situation according to current detection determines whether to be continuing with DLNA work( Can, including:

The multimedia information transfer FER of current shared is detected, it is determined that the information transfer FER of detection is more than frame by mistake During rate decision content, prompt the user whether to be continuing with DLNA functions and carry out multimedia to share;

The operation that user's selection is is received, it is currently detected information transfer FER to update FER decision content.

In such scheme, the current network signal intensity is:Received signal strength indicator RSSI value, or received signal code Power RSCP, or chip energy/interference spectrum density Ec/IoRSSI values.

In such scheme, the facility information is:MAC address, or device name, or IP address.

In such scheme, the shared file information includes:File path, file name, playing progress rate.

In such scheme, the facility information and shared file letter of the digital media server DMS of the record current accessed Breath, further includes afterwards:

DLNA functions are again started up, many matchmakers before facility information and the shared file information recovery of the DMS according to record Body is shared.

In such scheme, the multimedia before facility information and the shared file information recovery of the DMS according to record It is shared, including:

The facility information of the DMS according to record searches corresponding DMS, is searched for according to shared file information in the DMS Multimedia before to corresponding multimedia and continuation is shared.

Present invention also offers a kind of device for realizing DLNA, the device includes:

Intensity detection module, for being determined whether to open DLNA functions according to the network signal intensity of current detection;

Transmission detection module, after opening DLNA functions, the Transmitting of Multi-media Information situation according to current detection determines Whether DLNA function is continuing with;

Logging modle, for closing during DLNA functions, records facility information and the shared file letter of the DMS of current accessed Breath.

In such scheme, described device is further included:Recovery module;The recovery module is used to be again started up DLNA work( During energy, the multimedia before the facility information and shared file information of the DMS according to record recover is shared.

The method and device for realizing DLNA provided by the present invention, the network signal intensity according to current detection determines whether Open DLNA functions;Open DLNA functions carry out multimedia it is shared after, the Transmitting of Multi-media Information situation according to current detection is true It is fixed whether to be continuing with DLNA functions;If turned off DLNA functions, then the digital media server DMS for recording current accessed sets Standby information and shared file information, during DLNA function uses, can detect to current DLNA functions using effect, To determine whether to be continuing with DLNA functions;And when DLNA functions are closed, record the facility information of the DMS of current accessed and be total to Fileinfo is enjoyed, so as to multimedia that can soon before quick-recovery when DLNA functions are opened next time is shared.

The technical scheme provided by the present invention, can allow user intentionally in the case where DLNA function using effects are bad Reason prepares, and improves Consumer's Experience of user when using DLNA functions, and solution causes the DLNA functions can not due to poor signal It is normal use, the multimedia that play signal quality requirement is higher when occur blank screen, it is not smooth the problems such as, lift the friend of DLNA functions Good property;And then, the facility information and the writing function of shared file information of the record DMS of addition can facilitate user in adjustment The DMS and multimedia of fast quick-recovery last visit share after network.

Brief description of the drawings

Fig. 1 is that the present invention realizes that the method for DLNA realizes schematic flow sheet;

Fig. 2 is that the embodiment of the present invention determines whether that opening DLNA functions realizes schematic flow sheet according to signal intensity;

Fig. 3 is that the embodiment of the present invention decides whether to be continuing with the realization of DLNA functions according to the shared situation of present multimedia Schematic flow sheet;

Fig. 4 for the embodiment of the present invention because network reason causes DLNA functions to be closed, after being again turned on DLNA functions, soon What quick-recovery last time multimedia was shared realizes schematic flow sheet;

Fig. 5 is the composition structural representation of the device that the present invention realizes DLNA.

Specific embodiment

Basic thought of the invention is:Network signal intensity according to current detection determines whether to open DLNA functions;Open After opening DLNA functions, the Transmitting of Multi-media Information situation according to current detection determines whether to be continuing with DLNA functions;If closed DLNA functions are closed, then records the facility information and shared file information of the DMS of current accessed.Further, if be again started up DLNA functions, the then multimedia before the facility information and shared file information of the DMS according to record recover is shared.

Specifically, the equipment of DLNA functions is supported in DLNA function courses are opened, by WIFI/WIFI Direct Deng the judgement of network signal intensity, prompt the user whether to continue on DLNA functions;In playing process, according to current file Result of broadcast is monitored and judges, prompts the user whether to be continuing with DLNA functions;Stop due to signal problem user selection When being only continuing with DLNA functions, the DMS and fileinfo of current accessed are recorded, preferentially access what this was used when opening next time DMS and file.

In the present invention, for convenience of description, DLNA device described below refers both to support that equipment, the i.e. family of DLNA functions is more Media electronic equipment.

Fig. 1 is that the present invention realizes that the method for DLNA realizes schematic flow sheet, as shown in figure 1, the method for realizing DLNA Comprise the following steps:

Step 101:Whether DLNA device detection current device is connected to by modes such as WIFI/WIFI Direct In shared network;As being not connected with, then point out user that DLNA device is connected in shared network;

Step 102:In the case where DLNA device has been coupled to shared network, DLNA device detection current network signal Intensity;

Specifically, network signal intensity criterion is not limited to received signal strength indicator (RSSI, ReceivedSignal Strength Indication) value, received signal code power (RSCP, ReceivedSignal Code can also be used Power), the index such as chip energy/interference spectrum density (Ec/Io) is weighed, and can be referred to according to actual conditions selection signal intensity Mark is judged.

Step 103:DLNA device prompts the user whether normally-open DLNA functions according to the signal intensity for detecting;

Specifically, DLNA device, such as mobile phone, panel computer, TV family multi-media electronic equipment can be detected Itself WIFI signal intensity, and then by user interface, pop-up dialogue box prompts the user to decide whether to open DLNA functions.Such as Fruit user selects normally-open DLNA functions, then carry out multimedia sharing operation by user.

Step 104:In user's selection multimedia is shared, realizes DLNA function courses, DLNA device detection multimedia Information transfer situation;

Specifically, the criterion of Transmitting of Multi-media Information situation can be information transfer FER.

Step 105:DLNA device prompts the user to decide whether to continue logical according to the Transmitting of Multi-media Information situation for detecting Cross current shared Web vector graphic DLNA functions;

Specifically, when DLNA device shares multimedia, because network reason, such as signal intensity become between DLNA device Weak, DMS failures etc. cause the loss of data transfer and postpone, and influence whether the using effect of DLNA functions, such as, when user makes When playing the video in computer with mobile phone, it is possible to because network reason, cause mobile phone in the video in playing computer, occur Blank screen or it is not smooth the problems such as.The present invention is sentenced by the detection to being transmitted multimedia information transfer FER based on WIFI Current network conditions are determined if appropriate for the shared multimedia of DLNA device, i.e. using DLNA functions, and then by user interface with right The form of frame is talked about to prompt the user whether to be continuing with DLNA functions.

Step 106:If user is because when DLNA functions are stopped using in the selection of network reason, DLNA device then records current visit The facility information of the DMS for asking, shared file information;

Specifically, if DLNA functions are stopped using in user's selection, DLNA device closes DLNA functions, and is closing The facility information of current DMS is recorded during DLNA functions, the facility information of the DMS for being recorded is not limited to the medium education of DMS (MAC) the miscellaneous equipment information of address, or DMS, such as comprising the information field of the facility information that can be identified for that DMS, example Such as device name, IP address;

The shared file information is including file path, file name, playing progress rate etc..

Step 107:When user reuses DLNA functions, and DLNA device carries out DMS search, according to the DMS's for recording Facility information first search last time carries out the DMS used when multimedia is shared, if searched, prompts the user whether to continue to make With the DMS of last visit;

Step 108:If user's selection is, DLNA device directly selects the DMS that last visit is crossed, and according to record Shared file information continues shared multimedia of shared last time.

Specifically, when DLNA functions are exited, DLNA device is able to record that the facility information of presently used DMS and is total to Fileinfo is enjoyed, and can be when DLNA functions are started next time, the DMS of DLNA device prioritizing selection last visit is attached And the multimedia that prioritizing selection last time shares is shared.

Fig. 2 is that the embodiment of the present invention determines whether to open the schematic flow sheet of DLNA functions according to signal intensity, such as Fig. 2 institutes Show, determine whether that the method for opening DLNA functions is comprised the following steps according to network signal intensity:

Step 201:DLNA device is started shooting, subsequently into step 202;

Specifically, establishing machine in DLNA device by cable.

Step 202:Whether DLNA device checks itself currently have been coupled in the middle of shared network, if it is, into step Rapid 203, if not, into step 204;

Step 203:Whether DLNA device detection current network signal intensity RSSI value (passes through higher than setting RSSI value N Current network signal intensity determines whether to meet the requirement of DLNA functions with the comparing of setting intensity level), if it is, into Step 205;If current network signal intensity is unsatisfactory for sets requirement, into step 206;

Step 204:DLNA device prompting user carries out network connection operation, and DLNA device is accessed altogether according to the operation of user After enjoying network, into step 202;

Step 205:DLNA device opens DLNA functions according to user's selection, and DLNA functions are successfully opened;

Step 206:DLNA device prompting user's current network signal intensity is poor, if continue on DLNA functions, such as Fruit is to continue step 205, if otherwise continuing step 207;

Step 207:DLNA device is not turned on DLNA functions.

Fig. 3 is that the embodiment of the present invention decides whether to be continuing with the flow of DLNA functions according to the shared situation of present multimedia Schematic diagram, as shown in figure 3, it is following to decide whether that the method for being continuing with DLNA functions includes according to the shared situation of present multimedia Step:

Step 301:DLNA device starts that multimedia is shared, such as the broadcasting of multimedia audio-video file or picture file is clear Look at, after a period of time, DLNA device detects the multimedia information transfer FER of current shared, into step 302;

Step 302:DLNA device judges whether the multimedia information transfer FER of current shared is sentenced less than FER The shared requirement for whether meeting DLNA functions of definite value M, i.e. present multimedia, for example, whether video playback/picture browsing is smooth, Whether user high-quality demand is met, if it is, into step 303, if it is not, then into step 304;

Step 303:DLNA device continues multimedia and shares, and such as plays current audio-video document/browse photo current file, Subsequently into step 302;

Step 304:DLNA device points out user to be shared in multimedia can not be met DLNA functional requirements, such as play/browse Not enough smoothness in the case of whether be continuing with DLNA functions carry out multimedia share, if user selection be, into step 305, if user's selection is no, into step 306;

Specifically, DLNA device is on a user interface, can eject " whether in the case of playing/browsing not enough smoothness after It is continuous use DLNA functions " dialog box point out user to be selected.

Step 305:It is currently detected information transfer FER that DLNA device updates FER decision content M, into step Rapid 303;

If specifically, user selection play/browse not enough smoothness in the case of be continuing with DLNA functions play out/ Browse, then, it is current detection value that DLNA device updates FER decision content M so that user can continue to play/browse, and Avoid continuously ejecting the dialog box for whether being continuing with DLNA functions in the case of playing/browsing not enough smoothness.

Step 306:M is constant for DLNA device holding FER decision content, i.e., M is still set as default value, into step 307;

If specifically, user's selection is shared in multimedia and can not be met DLNA functional requirements, such as be played/browse not enough stream DLNA functions are not continuing with the case of smooth, then, M is constant for DLNA device holding FER decision content, i.e., M is still set as system Setting value, during to make user next time using DLNA functions, can share multimedia, such as in the case of DLNA functional requirements are met Smooth playing audio-video document/browsing pictures file.

Step 307:DLNA device records the facility information of currently accessed DMS, and records shared file information, enters Step 308;

Specifically, the facility information of the currently accessed DMS of the DLNA device can be MAC Address, device name, IP The information such as address;The shared file information includes file path, file name, playing progress rate etc..

Step 308:DLNA device exits DLNA functions.

Fig. 4 for the embodiment of the present invention because network reason causes DLNA functions to be closed, after being again turned on DLNA functions, soon The shared schematic flow sheet of quick-recovery last time multimedia, as shown in figure 4, because network reason causes DLNA functions to be closed, again After opening DLNA functions, the shared method of fast quick-recovery last time multimedia is comprised the following steps:

Step 401:DLNA device successfully opens DLNA functions, subsequently into step 402;

Specifically, when network signal intensity meets the requirement of DLNA functions, DLNA device can successfully open DLNA work( Energy.

Step 402:Whether DLNA device judges itself to have recorded the shared broadcast informations of DMS, if it is, into step 403, if otherwise entering step 404;

Specifically, the shared broadcast informations of the DMS are:When DLNA functions are closed, the current institute that DLNA device is recorded The facility information and shared file information of the DMS for using.

Step 403:DLNA device prompts the user whether to continue the DMS for accessing last visit, the DMS for recording, if it is, Then enter step 405, if it is not, then into step 404;

Specifically, in the user interface of DLNA device, pop-up dialogue box prompts the user to choose whether to continue to access last time visit The DMS for asking.If user's selection is, the DMS of DLNA device prioritizing selection last time carries out multimedia and shares, it is possible to continue excellent The multimedia shared before first selecting carries out multimedia and shares.

Step 404:DLNA device enters the DLNA such as DMS selections and normally uses flow, carries out new multimedia and shares, herein Treatment is identical with existing, repeats no more;

Step 405:DLNA device extracts the facility information of the DMS of record, is preferentially searched according to the facility information corresponding DMS, subsequently into step 406;

Specifically, in the prior art, after opening DLNA functions, user interface can show many DMS facility informations, the present invention In, DLNA device can extract the facility information of the DMS of record, the DMS of prioritizing selection last visit, it is possible to further preferential The multimedia that selection last time shares is shared.

Step 406:DLNA device judges whether to find the DMS, that is, judge whether corresponding with facility information DMS, if it is, finding the DMS of last visit, into step 407, if it is not, then not finding the DMS of last visit, enters Step 404;

Step 407:DLNA device prompts the user whether that the multimedia for continuing last time is shared, if user's selection is to enter Enter step 409, if user's selection is no, into step 408;

If specifically, DLNA device finds the DMS of last visit, prompting the user whether to continue in the form of dialog box Multimedia before is shared.

Step 408:DMS equipment reselects shared multimedia in current DMS, carries out new multimedia and shares;

Step 409:DLNA device extracts shared file information (such as file name, file path, the playing progress rate of record Deng), and correspondence multimedia is searched in current DMS, subsequently into 410;

Step 410:DLNA device judges whether to find correspondence multimedia, that is, judge whether and shared file information (such as file name, file path) corresponding multimedia, if it is, into step 411, if it is not, then into step 408;

Step 411:DLNA device is according to multimedia that the playing progress rate in shared file information continues last time is shared, such as sound Video file broadcasting/picture file is browsed.

Fig. 5 is the composition structural representation of the device that the present invention realizes DLNA, as shown in figure 5, this realizes the device of DLNA Including intensity detection module 50, transmission detection module 51 and logging modle 52, wherein:

Intensity detection module 50, for being determined whether to open DLNA functions according to the network signal intensity of current detection;

Transmission detection module 51, after opening DLNA functions, the Transmitting of Multi-media Information situation according to current detection is true It is fixed whether to be continuing with DLNA functions;

Logging modle 52, for closing during DLNA functions, records facility information and the shared file letter of the DMS of current accessed Breath.

The device for realizing DLNA is further included:Recovery module 53, for being again started up during DLNA functions, according to note Multimedia before the facility information and shared file information of the DMS of record recover is shared.

Specifically, the network signal intensity information can be RSSI value, RSCP, chip Ec/Io etc..

The criterion of the Transmitting of Multi-media Information situation can be information transfer FER.

Specifically, the facility information of the DMS can be the information such as MAC Address, device name, IP address;It is described shared The fileinfo information such as including file path, file name, playing progress rate.

Implementing for intensity detection module 50 can be flow shown in Fig. 2;Transmission detection module 51 is specifically for detection The multimedia information transfer FER of current shared, it is determined that when the information transfer FER of detection is more than FER decision content, Prompt the user whether to be continuing with DLNA functions and carry out multimedia to share, receive the operation that user's selection is, update FER and sentence Definite value is currently detected information transfer FER, and it can be flow shown in Fig. 3 that it is implemented;Recovery module 53 is specifically used Corresponding DMS is searched in the facility information of the DMS according to record, correspondence is searched according to shared file information in the DMS Multimedia and the multimedia before continuing share, it implements and can repeat no more herein for flow shown in Fig. 4.

The device for realizing DLNA can be built in DLNA device.

The above, only presently preferred embodiments of the present invention is not intended to limit the scope of the present invention.

Claims (8)

1. a kind of method for realizing DLNA DLNA, it is characterised in that methods described includes:
Network signal intensity according to current detection determines whether to open DLNA functions;
Open DLNA functions carry out multimedia it is shared after, the Transmitting of Multi-media Information situation according to current detection determines whether to continue Use DLNA functions;
If turned off DLNA functions, then facility information and the shared file letter of the digital media server DMS of current accessed are recorded Breath;
The facility information and shared file information of the digital media server DMS of the record current accessed, further wrap afterwards Include:
DLNA functions are again started up, the multimedia before the facility information and shared file information of the DMS according to record recover is total to Enjoy.
2. method according to claim 1, it is characterised in that before detection current network signal intensity, further include:
Whether detection is currently had been coupled in shared network, if not connected, points out user to carry out network connection operation.
3. method according to claim 1, it is characterised in that the Transmitting of Multi-media Information situation according to current detection Determine whether to be continuing with DLNA functions, including:
The multimedia information transfer FER of current shared is detected, it is determined that the information transfer FER of detection is sentenced more than FER During definite value, prompt the user whether to be continuing with DLNA functions and carry out multimedia to share;
The operation that user's selection is is received, it is currently detected information transfer FER to update FER decision content.
4. method according to claim 1, it is characterised in that the network signal intensity of the current detection is:Receive letter Number intensity indicating RSSI value, or received signal code power RSCP, or chip energy/interference spectrum density Ec/IoRSSI values.
5. method according to claim 1, it is characterised in that the facility information is:MAC address, Or device name, or IP address.
6. method according to claim 1, it is characterised in that the shared file information includes:File path, filename Title, playing progress rate.
7. method according to claim 1, it is characterised in that the facility information of the DMS according to record and shared text Multimedia before part Information recovering is shared, including:
The facility information of DMS according to record searches corresponding DMS, and it is right to be searched according to shared file information in the DMS Multimedia before the multimedia answered and continuation is shared.
8. a kind of device for realizing DLNA, it is characterised in that the device includes:
Intensity detection module, for being determined whether to open DLNA functions according to the network signal intensity of current detection;
Transmission detection module, after opening DLNA functions, the Transmitting of Multi-media Information situation according to current detection determines whether It is continuing with DLNA functions;
Logging modle, for closing during DLNA functions, records the facility information and shared file information of the DMS of current accessed;
Described device is further included:
Recovery module, for being again started up during DLNA functions, the facility information and shared file information of the DMS according to record recover Multimedia before is shared.
CN201210417076.5A 2012-10-26 2012-10-26 A kind of method and device for realizing DLNA CN103780596B (en)

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