CN102055961A - Method for monitoring visible terminal of called party and video monitoring system - Google Patents
Method for monitoring visible terminal of called party and video monitoring system Download PDFInfo
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Abstract
The invention provides a method for monitoring a visible terminal of a called party and a video monitoring system, wherein the method comprises: a calling party session initiation protocol (SIP) terminal initiates a calling request to a monitoring service server via a soft exchange network; the monitoring service server authenticates the calling party SIP terminal; after the authentication is successful, the monitoring service server confirms the capability of the calling party SIP terminal and the capability of the visible terminal of the corresponding called party; and the visible terminal of the called party sends the multimedia stream obtained by the visible terminal of the called party to the calling party SIP terminal based on the confirmed ability. According to the invention, the video monitoring service on the visible terminal can be achieved by a common video calling method, the service application of videophones based on the soft exchange is expanded, and the service selection and application value of the videophones based on the soft exchange are enriched; and the method and system provided by the invention are beneficial to expanding the value-added service of a wideband multimedia terminal based on the SIP protocol.
Description
Technical field
The present invention relates to a kind of callee video terminal method for supervising and video monitoring system, belong to technical field of video monitoring.
Background technology
The video monitoring technology is a kind ofly to obtain image by headend equipments such as video cameras, then the technology of the image that obtains being monitored by monitor supervision platform.
A kind of system and method for realizing remote meeting command is disclosed in existing a kind of video monitoring The Application of Technology such as the Chinese patent 200810222078.2 (prior art one), comprise: digital monitoring equipment is connected with the pattern scheduling media gateway, be used for the image information and the voice messaging of digital monitoring equipment collection are sent to the pattern scheduling media gateway, and voice messaging and camera that reception pattern scheduling media gateway is sent are controlled signaling, the pattern scheduling media gateway is connected with video conferencing system H.323/SIP, be used for H.323/SIP image information and voice messaging converted to and send to H.323/SIP video conferencing system behind the data format, and receive voice messaging and the camera control signaling that video conferencing system is H.323/SIP sent.
Yet, though the prior art one can realize based on (Session Initiation Protocol, be called for short: the SIP) monitoring business of agreement, the specialized media gateway is finished the Session Initiation Protocol conversion and media information transmits but it need be provided with, and the special digital monitoring frontend need be set finish image processing and transmission, thereby cause the hardware and software cost of supervisory control system higher.
Similarly, disclose a kind of method of utilizing comprehensive SIP video monitoring system platform operate and control front-end device in existing another kind of video monitoring The Application of Technology such as the Chinese patent 200810104065.5 (prior art two), comprised the comprehensive SIP video monitoring system platform that is integrated with sip agent (Proxy) server and WEB server; Described comprehensive SIP video monitoring system platform provides the WEB page of user terminal access and login; After user terminal signs in to comprehensive SIP video monitoring system platform, utilize the SIP request between the SIP gateway of comprehensive SIP video monitoring system platform and connection headend equipment, to set up session connection; The SIP gateway obtains the information of operate and control front-end device by the SDP message body of resolving sip message, and make up the receptible instruction of headend equipment headend equipment is controlled, and will be from the comprehensive SIP video monitoring system platform of being returned to of headend equipment by manipulation result.
Yet the prior art two still needs the independent monitoring frontend of setting, and so just causes the hardware cost of supervisory control system higher.
Summary of the invention
The invention provides a kind of callee video terminal method for supervising and video monitoring system,, realize the application of monitoring business on the callee video terminal based on Session Initiation Protocol in order to utilize the sip message disposal ability of monitoring business platform.
One aspect of the present invention provides a kind of callee video terminal method for supervising, comprising:
Calling party's sip terminal through flexible exchanging network to the monitoring business server request of making a call;
Described monitoring business server is carried out authentication to described calling party's sip terminal;
After described authentication passed through, described monitoring business server was confirmed described calling party's sip terminal and the corresponding callee video terminal ability of carrying out;
Described callee video terminal is transmitted the Media Stream that this callee video terminal obtains based on the ability after confirming to described calling party's sip terminal.
The present invention provides a kind of video monitoring system on the other hand, comprising:
Calling party's sip terminal, request is used to make a call;
Monitoring business server comprises: the authentication module is used for according to the described call request that calling party's sip terminal is initiated described calling party's sip terminal being carried out authentication; Ability is confirmed module, is used for after described authentication that the authentication module is carried out passes through described calling party's sip terminal and corresponding callee video terminal being carried out the ability affirmation;
The callee video terminal is used for confirming that based on ability the ability after module is confirmed transmits the Media Stream that this callee video terminal obtains to described calling party's sip terminal.
The present invention is with the video monitoring service on the ordinary video method of calling realization video terminal, expanded service application based on the video telephone of soft switch, enriched service selection and using value, helped promoting value-added service based on Session Initiation Protocol wideband multimedia terminal based on the video telephone of soft switch.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the flow chart of callee of the present invention video terminal method for supervising embodiment;
Fig. 2 is the particular flow sheet of step 120 shown in Figure 1;
Fig. 3 is the signaling diagram of callee of the present invention video terminal method for supervising embodiment;
Fig. 4 is the structural representation of video monitoring system embodiment of the present invention;
Fig. 5 is the optional structural representation of authentication module 21 shown in Figure 4;
Fig. 6 is the optional structural representation that ability shown in Figure 4 is confirmed module 22.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer, below in conjunction with the accompanying drawing in the embodiment of the invention, technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Fig. 1 is the flow chart of callee of the present invention video terminal method for supervising embodiment, and as shown in Figure 1, this method comprises the steps:
Wherein, described calling party's sip terminal is meant the terminal that can support Session Initiation Protocol, for example can be video telephone or client software.Particularly, calling party's sip terminal can make a call to flexible exchanging network by the number of dialing Surveillance center's access code+callee video terminal, flexible exchanging network is defined as initiating the request of video monitoring service by the identification to Surveillance center's access code, and according to described callee video terminal number, described call request routing forwarding is arrived corresponding monitoring business platform, be that (Surveillance Service Server is called for short: SSS) monitoring business server.
Concrete authentication process will be elaborated in subsequent content.
Particularly, initiate monitoring request through described flexible exchanging network to the callee video terminal by described SSS earlier, wherein, do not carry SDP information in this monitoring request; Then, after described callee video terminal receives this monitoring request, parse this monitoring request and be the request of video monitoring service, thereby adopt No ringing, do not resolve the SSS request the SDP media information, do not light the processing mode of terminal display, and just self media capability information is replied to described monitoring business server through described flexible exchanging network, particularly, can in the 200ok signaling, carry this media capability information; Described SSS sends to described calling party's sip terminal with described media capability information through described transmission flexible exchanging network; Described calling party's sip terminal is confirmed the own ability of being supported in the media capability information of callee video terminal, and ability confirmation (ACK) is sent to described flexible exchanging network.
Particularly, described flexible exchanging network is set up media stream links according to described ability confirmation between described calling party's sip terminal and described callee video terminal, for example, this flexible exchanging network can be confirmed the supported media formats of calling and called both sides according to this confirmation, and then called number is filled to the telephone number or the domain-name information of callee video terminal, thereby between the calling and called both sides, set up media stream links; After this, Media Stream that this callee video terminal obtain transmitted to described calling party's sip terminal based on the ability after confirming in described callee video terminal on described media stream links.
Wherein, this callee video terminal is the terminal with medium acquisition capabilities such as audio frequency and video, for example is visible handset.Video monitoring can be realized by Media Stream being sent to calling party's sip terminal in this callee video terminal.
Below specify the authentication process described in the above-mentioned steps 120, as shown in Figure 2, can comprise the steps:
Step 121, described SSS sends the authentication interface through described flexible exchanging network to described calling party's sip terminal;
Wherein, described authentication can comprise the authentication audio frequency and video in the interface; to require calling party's sip terminal user to input information such as user name (optional) and authentication password; these authentication audio frequency and video can dialogue-based description agreement (Session Description Protocol; be called for short: SDP) be transferred to described calling party's sip terminal; existing generally carry the SDP media capability based on the request in the Session Initiation Protocol (invite) message (with reference to RFC3261) and be used for audio-video frequency media and consult, the request message that the existing various network elements of handling request message carry for no SDP information can take to abandon operation usually.And along with the use of fixed line Multimedia Ring Back Tone service, the soft switch network element also can be unified to be transmitted to particular server for the request message that does not carry the SDP medium and handle, this step promptly can be handled the request message of not being with the SDP media capability, thereby has realized that SDP carries the expansion of mode and processing mode.Carry mode and terminal processes mode by expanding SDP, realized the definition of video telephone monitoring operation flow.
Step 122, described calling party's sip terminal is the input authentication password in described authentication interface, and this authentication password is returned to described SSS.
Particularly, if RFC 2833 consensus standards are supported in the session of consulting between calling party's sip terminal and the SSS, then can carry out password transmission based on RFC 2833 consensus standards, otherwise can be by dual-tone multifrequency (Dual Tone Multi Frequency in the band, be called for short: DTMF) mode returns the direct transparent transmission of authentication password of input to SSS, at this moment, SSS needs the number measuring ability of network side in the tenaculum, to authenticate.By adopting the DTMF mode to carry out the transparent transmission of authentication parameter, help simplifying the specification requirement of callee video terminal at the sip message body.
Step 123, described SSS carries out authentication according to described authentication password to described calling party's sip terminal.
Below illustrate that by Fig. 3 the signaling process of the described method of present embodiment is as follows:
1～2 sends call request through flexible exchanging network to SSS as calling party's sip terminal;
3～4SSS sends the authentication interface to carry out authentication to calling party's sip terminal;
5 calling party's sip terminal input authentication passwords, and pass this authentication password back SSS;
6～7 monitoring business server caller notification sip terminals are waited for;
8～9 monitoring business server are initiated the monitoring request through flexible exchanging network to the callee video terminal;
10～12 callee video terminals send media capability information to SSS, and finish ability by SSS by the ACK signaling and confirm;
13～14 monitoring business server are replied 200OK through the forwarding of flexible exchanging network and are given calling party's sip terminal, carry the media capability information of callee video terminal;
The ability of oneself supporting in the media capability information of 15～17 calling party's sip terminals affirmation callee video terminal, and transmittability confirmation;
18 callee video terminals are transmitted the Media Stream that this callee video terminal obtains based on the ability after confirming to described calling party's sip terminal.
The described method of present embodiment is with the video monitoring service on the ordinary video method of calling realization video terminal, expanded service application based on the video telephone of soft switch, enriched service selection and using value, helped promoting value-added service based on Session Initiation Protocol wideband multimedia terminal based on the video telephone of soft switch.
Video terminal business based on soft switch is bundled in the specific transactions set meal by certain operator at present, it mainly is applied as, and video call service reaches and the interoperability business and the Ring Back Tone service of 3G terminal, how further to bring into play video telephone display screen, camera hardware professional ability, defining new service logic becomes the problem that telecom operators pay special attention to.By the described method of present embodiment, expanded existing terminal traffic ability, make original video telephone can be on the basis of software upgrading, support the operation flow of supervisory control system, not only can make family's supervisory control system of low cost become possibility, solve the most responsive camera cost problem of low side supervisory user, but also further promoted the development and the application of the IVR of telecom operators speech business, equipment manufacturers' terminal technology.
In addition, compare, also further have following technique effect with aforementioned prior art:
1, in prior art one, monitoring frontend produces the monitoring media data and will change through media gateway, through gateway termination H.323/SIP, shows on calling party's sip terminal, the media gateway handles performance requirement is higher, and can't guarantee large batch of monitor data concurrent processing.By contrast, the described method of present embodiment is only handled calling party's service authentication, authentication, and finishes obtaining and auxiliary finishing the link establishment of calling and called side of callee's media capability, and the video monitoring service platform aspect of performance is not proposed higher requirement.
And the described technical scheme of present embodiment is conceived to based on the professional expansion in the callee video terminal of Session Initiation Protocol, the multiplexing callee of front end watch-dog video terminal camera, monitoring protocol is the simple extension of Session Initiation Protocol, cost is lower, helps disposing based on the scale to monitoring business on operator's present callee video terminal business future.
2, in prior art two, though can realize monitoring business based on Session Initiation Protocol, but, therefore require calling terminal to support the function of WEB server, thereby calling terminal has been proposed high requirement because the service authentication mode of calling terminal is taked the WEB authentication mode.By contrast, the described method of present embodiment does not need the calling party additionally to have the function of supporting the WEB server, has therefore reduced the specification requirement to calling party's terminal, has reduced access threshold, helps technology promotion and popularization.
Fig. 4 is the structural representation of video monitoring system embodiment of the present invention, to realize said method, as shown in the figure, this video monitoring system comprises at least: calling party's sip terminal 10, monitoring business server 20 and callee video terminal 30, and its operation principle is as follows:
Calling party's sip terminal 10 request of making a call alternatively, can further include flexible exchanging network server 40 in this system, make up to form described flexible exchanging network.Particularly, described calling party's sip terminal 10 can be by dialing Surveillance center's access code+callee video terminal number to described flexible exchanging network server 40 request of making a call; Professional determination module 41 in this flexible exchanging network server 40 determines that by discerning described Surveillance center access code described call request is for initiating the request of video monitoring service; After professional determination module 41 determines that described call request is for the request of initiating video monitoring service, according to described callee video terminal number, described call request routing forwarding is arrived corresponding monitoring business server 20 by forwarding module 42.
After this, the authentication module 21 in the monitoring business server 20 is carried out authentication according to the described call request of calling party's sip terminal 10 initiations to described calling party's sip terminal 10.Particularly, as shown in Figure 5, described authentication module 21 can specifically comprise: interface transmitting element 2101 and authentication unit 2102.Wherein, send authentication interface through described flexible exchanging network to described calling party's sip terminal 10 by interface transmitting element 2101, by described calling party's sip terminal 10 input authentication password in described authentication interface, and this authentication password is returned to described monitoring business server 20; The authentication password of being imported in described authentication interface and returning according to described calling party's sip terminal 10 by authentication unit 2102 carries out authentication to described calling party's sip terminal 10 then.
After described authentication that authentication module 21 is carried out passes through, confirm that by ability 22 pairs of described calling party's sip terminals 10 of module and corresponding callee video terminal 30 ability of carrying out confirms.Particularly, as shown in Figure 6, described ability confirms that module 22 can specifically comprise: unit 2201 and information transmitting unit 2202 are initiated in monitoring.Wherein, monitoring is initiated unit 2201 and is initiated the monitoring request through flexible exchanging network to described callee video terminal 30; The media capability information that the monitoring request that information transmitting unit 2202 initiates to initiate the unit described callee video terminal 30 according to monitoring is replied sends to described calling party's sip terminal 10 through described transmission flexible exchanging network; And confirm the own ability of being supported in the media capability information of callee video terminals 30 by described calling party's sip terminal 10, and the ability confirmation is sent to described flexible exchanging network server 40.
After this, confirm that based on ability the ability after module 22 is confirmed transmits the Media Stream that this callee video terminal 30 obtains to described calling party's sip terminal 10 by callee video terminal 30.Particularly, can between described calling party's sip terminal 10 and described callee video terminal 30, set up media stream links according to described ability confirmation by the link establishment module 43 in the described flexible exchanging network server 40, on the described media stream links that link establishment module 43 is set up, transmit the Media Stream that this callee video terminal 30 obtains based on the ability after confirming by described callee video terminal 30 then to described calling party's sip terminal 10.
The described system of present embodiment is with the video monitoring service on the ordinary video method of calling realization video terminal, expanded service application based on the video telephone of soft switch, enriched service selection and using value, helped promoting value-added service based on Session Initiation Protocol wideband multimedia terminal based on the video telephone of soft switch.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be finished by the relevant hardware of program command, aforesaid program can be stored in the computer read/write memory medium, this program is carried out the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a callee video terminal method for supervising is characterized in that, comprising:
Calling party's sip terminal through flexible exchanging network to the monitoring business server request of making a call;
Described monitoring business server is carried out authentication to described calling party's sip terminal;
After described authentication passed through, described monitoring business server was confirmed described calling party's sip terminal and the corresponding callee video terminal ability of carrying out;
Described callee video terminal is transmitted the Media Stream that this callee video terminal obtains based on the ability after confirming to described calling party's sip terminal.
2. method according to claim 1 is characterized in that, described calling party's sip terminal comprises to the monitoring business server request of making a call through flexible exchanging network:
Described calling party's sip terminal is by dialing Surveillance center's access code+callee video terminal number to the request of making a call of described flexible exchanging network;
Described flexible exchanging network determines that by discerning described Surveillance center access code described call request is for initiating the request of video monitoring service;
According to described callee video terminal number, described call request routing forwarding is arrived corresponding monitoring business server.
3. method according to claim 1 is characterized in that, described monitoring business server is carried out authentication to described calling party's sip terminal and comprised:
Described monitoring business server sends the authentication interface through described flexible exchanging network to described calling party's sip terminal;
Described calling party's sip terminal is the input authentication password in described authentication interface, and this authentication password is returned to described monitoring business server;
Described monitoring business server is carried out authentication according to described authentication password to described calling party's sip terminal.
4. method according to claim 1 is characterized in that, described monitoring business server is confirmed to comprise to described calling party's sip terminal and the corresponding callee video terminal ability of carrying out:
Described monitoring business server is initiated the monitoring request through described flexible exchanging network to described callee video terminal;
Described callee video terminal replies to described monitoring business server with the media capability information of self through described flexible exchanging network;
Described monitoring business server sends to described calling party's sip terminal with described media capability information through described transmission flexible exchanging network;
Described calling party's sip terminal is confirmed the own ability of being supported in the media capability information of callee video terminal, and the ability confirmation is sent to described flexible exchanging network.
5. method according to claim 4 is characterized in that, described callee transmits the video terminal described Media Stream and comprises:
Described flexible exchanging network is set up media stream links according to described ability confirmation between described calling party's sip terminal and described callee video terminal;
Media Stream that this callee video terminal obtain transmitted to described calling party's sip terminal based on the ability after confirming in described callee video terminal on described media stream links.
6. a video monitoring system is characterized in that, comprising:
Calling party's sip terminal, request is used to make a call;
Monitoring business server comprises:
The authentication module is used for according to the described call request that calling party's sip terminal is initiated described calling party's sip terminal being carried out authentication;
Ability is confirmed module, is used for after described authentication that the authentication module is carried out passes through described calling party's sip terminal and corresponding callee video terminal being carried out the ability affirmation;
The callee video terminal is used for confirming that based on ability the ability after module is confirmed transmits the Media Stream that this callee video terminal obtains to described calling party's sip terminal.
7. system according to claim 6 is characterized in that, also comprises the flexible exchanging network server, wherein:
Described calling party's sip terminal is used for by dialing Surveillance center's access code+callee video terminal number to the request of making a call of described flexible exchanging network;
Described flexible exchanging network server comprises:
Professional determination module is used for determining that by discerning described Surveillance center access code described call request is for initiating the request of video monitoring service;
Forwarding module is used for according to described callee video terminal number, described call request routing forwarding being arrived corresponding monitoring business server after professional determination module determines that described call request is for the request of initiating video monitoring service.
8. system according to claim 6 is characterized in that, described authentication module comprises:
The interface transmitting element is used for sending the authentication interface through described flexible exchanging network to described calling party's sip terminal;
The authentication unit is used at the authentication password of input of described authentication interface and passback described calling party's sip terminal being carried out authentication according to described calling party's sip terminal.
9. system according to claim 7 is characterized in that, described ability confirms that module comprises:
The unit is initiated in monitoring, is used for initiating the monitoring request through flexible exchanging network to described callee video terminal;
Information transmitting unit is used for the media capability information that the monitoring request that described callee video terminal initiates to initiate the unit according to monitoring is replied is sent to described calling party's sip terminal through described transmission flexible exchanging network;
Described calling party's sip terminal also is used for confirming the ability that the media capability information oneself of callee video terminal is supported, and the ability confirmation is sent to described flexible exchanging network server.
10. system according to claim 9 is characterized in that, described flexible exchanging network server also comprises:
The link establishment module is used for setting up media stream links according to described ability confirmation between described calling party's sip terminal and described callee video terminal;
Described callee video terminal is used for transmitting Media Stream that this callee video terminal obtain to described calling party's sip terminal based on the ability after confirming on the described media stream links that the link establishment module is set up.
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| CN2010106128922A CN102055961B (en) | 2010-12-29 | 2010-12-29 | Method for monitoring visible terminal of called party and video monitoring system |
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| CN2010106128922A CN102055961B (en) | 2010-12-29 | 2010-12-29 | Method for monitoring visible terminal of called party and video monitoring system |
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| Publication number | Publication date |
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| CN102055961B (en) | 2012-11-07 |
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