CN1972428B - H.323-based video chat system and method - Google Patents
H.323-based video chat system and method Download PDFInfo
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- CN1972428B CN1972428B CN200510126861A CN200510126861A CN1972428B CN 1972428 B CN1972428 B CN 1972428B CN 200510126861 A CN200510126861 A CN 200510126861A CN 200510126861 A CN200510126861 A CN 200510126861A CN 1972428 B CN1972428 B CN 1972428B
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Abstract
This invention relates to one system to realize visual chat based on H.323 system, which comprises the following parts: GK for user terminal register and call control; visual chat servo is to realize chat application logic control function; at least one chat MCU for media process; visual terminal for loading chat relative information through GK and chat servo to start chat requires. This invention also provides one visual chat method by use of above system.
Description
Technical field
The present invention relates to a kind of interactive instantaneous communication system and method, particularly relate to a kind of system and method for the Video chat business that realizes based on video conferencing system H.323.
The present invention is based on a business realizing on the interactive multimedia system H.323.Realization system and method based on H.323 interactive multimedia system, can be that 200510070709.X is entitled as the patent application of " a kind of utilization is the system and method for system's developing interactive multimedia information service H.323 " referring to applicant's application number, the full content of this application comprises in the present invention by reference.
Background technology
Video chat (Chat) business is the communications field a kind of business newly developed, it is a kind of business of utilizing communication network to realize two people or the visual chat feature of many people, Video chat can be regarded as text chat (as by MSN, the text communication that Tencent QQ carries out) and the professional integrated and expansion on video of voice-enabled chat (as phone chat).Therefore, Video chat is a kind of interactively instant messaging in essence.
At present, Video chat can by the PC (PC) that camera has been installed, utilize some special-purpose Video chat softwares (perhaps Web browser) to carry out on the internet.The web technology that is based on this Video chat realizes.Because lack safety and service quality (QoS) assurance on the Internet, Video chat is all poor on quality and manageability, does not reach the operation level far away.Therefore, need a kind of new technology to realize more reliable Video chat.
Summary of the invention
The present invention utilizes the multipoint conference ability of MCU (multipoint control unit) on the basis based on H.323 video conferencing system, proposed a kind of method and system of realizing the Video chat business.
H.323 the point-to-point Visual communications that the video meeting system of standard only provides the foundation and the function of multipoint conference can't realize the function of complicated chat.
The present invention is according to the functional requirement of above-mentioned Video chat business, a kind of system and method for realizing the Video chat business has been proposed, on the basis of system H.323, by improved MCU, and by setting up the good friend's management and the condition managing of special-purpose Video chat application server realizing chat, the Video chat application server by and video terminal, GK, MCU between interface realize professional management and control.The Video chat application server can also realize that anonymous is searched and matching feature, and two people's anonymous service are provided.Carry the relevant information that Video chat is used by the H.323 agreement of expansion, realize professional guiding.By on terminal, realizing the Video chat client realizing the demonstration of multimedia chat message on terminal.By reducing and the existing MCU of expansion, support MCU to realize the multimedia chat as the chatroom.Thus, realized Video chat based on H.323 video conferencing system.
According to the present invention, a kind of video chat system based on H.323 is provided, described system comprises: gatekeeper is used for the registration of user terminal and calls out control; The Video chat application server is used to realize the applied logic controlled function of Video chat business; At least one multipoint control unit (MCU) of chatting, the medium that are used for chatting are handled; And video terminal, be used to carry out and the relevant operation of chatting, and can through GK by and the mutual download chat relevant information of Video chat server, wherein GK receives the chat request from the video terminal, obtain the chatting service inlet from the Video chat application server, and the chatting service inlet information that obtains is turned back to the user video terminal; And wherein the video terminal is according to the address, service entrance that obtains, carry out the preceding beamhouse operation of chat alternately with the Video chat application server, and the Video chat application server calls chat MCU, to set up the multi-form chat that the chatroom realizes that the user asks by chat MCU.
According to the present invention, the Video chat method of a kind of use based on H.323 video chat system is provided, described video chat system comprises: GK, the Video chat application server, chat MCU, the video terminal said method comprising the steps of: the user dials in the Number for access of appointment by the video terminal, triggers chat application by GK; GK obtains the chatting service inlet from the Video chat application server, and the chatting service inlet information that obtains is turned back to the user video terminal; According to the address, service entrance that obtains, initiate the chat application connection request by the video terminal to the Video chat application server, mutual by with the Video chat application server carried out the beamhouse operation before the chat; After beamhouse operation is carried out, call chat MCU by the Video chat application server, to set up the multi-form chat that the chatroom realizes that the user asks by chat MCU; And after the user stopped chat, GK initiated the information that chat application stops, and finished chat.
The system and method that utilizes the present invention to propose, the user can or install on the PC of Video Telephone Software terminal by video telephone, carries out Video chat.System according to the present invention provides perfect Video chat function and service quality safety to guarantee.
For the user, can provide according to system of the present invention and to comprise: the anonymous Video chat of two people, two people good friend Video chats, many people chatroom Video chat, and the various forms of chat features such as multimedia chat that comprise literal, picture, audio frequency, video.Can also realize comprising the various management of chatting according to system of the present invention: good friend's management of chat, for example good friend's interpolation, delete, search; Chatroom chat control comprises entering and withdraws from chatroom, request speech, termination speech etc.; The chatroom management function: create the chatroom, close the chatroom, the chatroom attribute is set, the keeper assigns; And chatroom chat management (at the administrator), comprising roll call, acceptance/refusal speaking request stops speaking request, functions such as shielding user etc.
The method and system that the present invention proposes is the manageability of supporting business effectively, possesses functions such as user management, authentication and accounting.
Description of drawings
The accompanying drawing that is included in this explanation and constitutes this explanation part is used from the explanation embodiments of the invention with the general description one that provides above, and identical Reference numeral is represented same or analogous parts in the accompanying drawing, wherein:
Fig. 1 is the block diagram of describing according to the composition of the video chat system based on H.323 of the present invention;
Fig. 2 describes the basic chat flow chart of realizing according to video chat system of the present invention shown in Figure 1.
Fig. 3 is a block diagram of describing the composition of the Video chat application server in the video chat system shown in Figure 1;
Fig. 4 is a block diagram of describing the composition of the special-purpose MCU of Video chat in the video chat system shown in Figure 1;
Fig. 5 describes the anonymous chat of the two people basic flow sheet of realizing according to Video chat method of the present invention;
Fig. 6 describes the good friend who realizes according to the Video chat method of the present invention basic flow sheet of chatting;
Fig. 7 describes many people chatroom chat basic flow sheet of realizing according to Video chat method of the present invention;
Fig. 8 describes chat feature and the management flow chart of realizing according to video chat system of the present invention.
Embodiment
H.323 the present invention utilizes that system realizes a kind of interactive instantaneous communication system and method, and a kind of imbody of this interactive mode instant messaging is exactly a Video chat.Here, chat should be done the understanding of broad sense, and promptly it comes down to a kind of embodiment of interactive instant messaging, and should not be construed as its letter, does not promptly relate to the particular content of communication.
Be example below with the Video chat, with reference to the accompanying drawings, specifically describe specific embodiments of the invention.
Fig. 1 shows the composition frame chart according to the video chat system based on H.323 of the present invention.This video chat system comprises: H.323 system 200, interactive multimedia service system 300 and video terminal 1011-101N.
According to the realization of video chat system of the present invention is the video meeting system that depends on the basis, i.e. system 200 H.323.H.323 system 200 comprises: GK (gatekeeper) 205 is used for the registration of user terminal and calls out control; At least one chat MCU (multipoint control unit) 2031-203N is used for medium and handles.
H.323 system 200 also can comprise H.323 system management platform 201, is used for user management, authentication and accounting, conference management etc.
Video terminal 1011-101N can comprise video telephone or visual software terminal.Video terminal 1011-101N can have the client of Video chat, and to realize the operation of chat at user side, it supports protocol extension H.323 simultaneously.
The major function of Video chat client comprises: by the mutual download chat relevant information through GK 205 and Video chat server 302, as user's friend information list, information such as chatroom tabulation are initiated the request of chat, and can show the relevant information of chat.
Video chat system according to the present invention has increased the equipment that is used for the Video chat business on above-mentioned H.323 system-based, promptly interactive multimedia service system 300.Described interactive multimedia service system 300 comprises Video chat application server 302.Video chat application server 302 is used to realize the applied logic controlled function of Video chat business.Interactive multimedia service system 300 can also comprise interactive multimedia system management platform 301.Interactive multimedia system management platform 301 is used to realize the service management of general interactive multimedia business, comprises the management of user's order relations, application management, SP management, authentication and accounting management etc.H.323 system management platform 201 need carry out co-operation with interactive multimedia service system management platform 301, mainly comprise two user profile, charging statistical informations between the management platform synchronously.Specific descriptions about interactive multimedia system management platform 301, and it and the relation between the system management platform H.323, can be 200510070709.X referring to applicant's application number, be entitled as the patent application of " a kind of utilization is the system and method for system's developing interactive multimedia information service H.323 ".
Below with reference to Fig. 2, the basic chat flow process that realizes according to video chat system of the present invention shown in Figure 1 is described.
In video chat system according to the present invention, adopted trigger point and the terminating point of the calling control ability of GK 205 as chat service, utilize special Video chat application server 302 to realize the business control of chat, and realize user's chat condition managing, the equipment that chat MCU (being example with chat MCU 2031 for example) realizes as the application function of a business, call by Video chat server 302, for the user provides service.
As shown in Figure 2, basic chat flow process is divided into four-stage:
The professional triggering stage: dial the shortcode of appointment step S1 ' user by video terminal (for example the video terminal 1011), trigger chat application by the GK 205 in the system 200 H.323.GK 205 obtains chatting service inlet from Video chat application server 302, as the IP address and the port numbers of Video chat application server 302, and the chatting service inlet information that obtains is turned back to the user video terminal.
The professional control stage: at step S2 ', according to the address, service entrance that obtains, initiate the chat application connection request by video terminal 1011 to Video chat application server 302, mutual by with Video chat application server 302, realize the control of the preceding preparation service of chat, for example enter the chatroom, search user etc.;
The application implementation stage: at step S3 ', implement concrete chat feature, call chat MCU 2031 by Video chat application server 302, realize multi-form chat to set up the chatroom by chat MCU 2031, as the anonymous chat of two people, good friend's chat, many people chatroom chat etc.;
Professional termination phase: at step S4 ', user's on-hook, GK 205 initiates to use the information that stops.
H.323 above-mentioned Video chat implementation method of the present invention makes full use of, and GK 205 CCF of system realize professional triggering and professional termination, make the user to realize business on the one hand in the mode of calling, on the other hand, by GK 205, realize professional manageability, be convenient to realize functions such as charging.In addition, chat MCU 2031 provides video capability to realize chat feature as professional ability equipment, and the interface by open makes Video chat application server 302 to control MCU flexibly, realizes different chat features.
Below with reference to the formation of accompanying drawing 3 explanations according to Video chat application server 302 of the present invention.In order to realize the Video chat business, need to dispose Video chat application server 302.As shown in Figure 3, Video chat application server 302 mainly is made of three main modular: User Status administration module 3021, chatroom administration module 3022, Video chat message control module 3023.In addition, Video chat application server 302 also has terminal applies interface and equipment interface H.323.
User Status administration module 3021 is responsible for safeguarding the state of current chat user, comprises the user's online state, safeguards the buddy list of chat user.User Status administration module 3021 is by realizing that with the interface of interactive multimedia system management platform 301 renewal of user data is with synchronously.Chatroom administration module 3022 is responsible for safeguarding current chatroom state, the call information (as the chatroom shortcode), network site (chat MCU address and the port) that comprise chatroom tabulation, each chatroom, availability information, the user list of each chatroom etc.Video chat message control module 3023 response user operation requests realize concrete chat feature, and for example anonymous the coupling, the user searches etc.
The terminal applies interface is used for by the interaction message agreement, and the Video chat client software is mutual on realization and the terminal.H.323 equipment interface in by the H.323 serial protocols of standard and the management agreement of interactive multimedia system definition, is realized and the interface of video device, comprises GK205 and the MCU that chats.
In realizing chat service, after user video terminal (for example the video terminal 1011) and Video chat application server 302 connect, can initiate chat request.This request is delivered to Video chat application server 302 by the form of message.Video chat application server 302 is resolved by 3023 pairs of message of Video chat operation flow control module, and handles according to the relevant module of the call by result of resolving.For example, ask anonymous chat order for the user, Video chat operation flow control module 3023 meeting invoke user state management module 3021 are mated user's data, and are returned the result of coupling.Enter the chatroom order for request, Video chat operation flow control module 3023 can be called chatroom administration module 3022, inquires about the chatroom state, returns the address of chatroom.
Below with reference to the formation of accompanying drawing 4 explanations according to the chat MCU (being example for example) of video special use of the present invention with chat MCU 2031.
Chat MCU 2031 of the present invention expands on the MCU on basis and forms.Each chat MCU 2031 supports a plurality of chatrooms, and each chatroom is a video conference in essence, but has increased chat feature, for example enters and withdraw from the chatroom, sends multimedia messages etc.According to specific needs, the chatroom can also have by the chat management function of the keeper tissue of authentication administrator authentication for example, roll call, and acceptances/terminations speech, the termination speaking request shields user or the like.
As shown in Figure 4, chat MCU 2031 comprises 5 modules: chatroom administration module, User Status module, chat command processing module, multimedia chat message processing module and basic MCU functional module.Chat MCU 2031 also has the H.323 protocol interface of enhancing.Wherein, basic MCU functional module is traditional based on H.323 system is original, and chatroom administration module, User Status module, chat command processing module, multimedia chat message processing module are according to chat service of the present invention and new expansion.
The chat command processing module is responsible for handling the video terminal from the user (for example the video terminal 1011) the chat order that receives by the H.323 protocol interface that strengthens and from the administration order of chatroom administration module, and further handles according to other module of command calls.The chatroom administration module is carried out with the state of chatroom, is operated relevant processing, for example create the chatroom, close the chatroom, safeguard the chatroom user list, and when needing to Video chat application server 302 synchronous chatroom states etc.The User Status module is used for safeguarding the state of this chat MCU (MCU 2031 for example chats) active user.Multimedia chat message processing module is responsible for handling from customer multi-media information, comprises and accepting and broadcast multimedia information.Basis MCU functional module can realize basic MCU function, as initiate a video conference.In addition, preferably, demand according to chat service, can be to reducing based on the function of the basic MCU of system H.323, for example cancel rate adapted, audio mixing, many pictures processing capacity of video and audio frequency, simplify session control function, can reduce expense and the complexity of MCU like this, improve the performance of chat MCU, comprise the concurrent user number and the concurrent chatroom quantity of support.The H.323 protocol interface that strengthens is realized standard and H.323 agreement expansion, and is responsible for being connected with user video terminal, GK 205 etc.
When realizing chat service, carry out the relevant operation in chatroom if desired, for example to create the chatroom, close chatroom etc., the chat command processing module is then called the chatroom administration module and is handled.If inquire about and revise current state of user of chatting, chat command processing module then invoke user block of state is further handled.
Below with reference to accompanying drawing, the example that realizes at concrete chat service is described.Note, below shown in process step simplify to some extent than actual step.For example, video call is set up and session is set up process and simplified, and detailed step can be with reference to relevant criterion H.323.
Fig. 5 describes the anonymous chat of the two people basic flow sheet of realizing according to Video chat method of the present invention.
The basic skills of the anonymous chat of two people is that the user state information by the chatting service management carries out anonymity coupling, the video communication of two terminals of calling terminal affiliation function realization by MCU.
As shown in Figure 5, the concrete steps of the anonymous chat of two people are as follows: at step S1, video terminal A (for example, 1011) calls out the shortcode of Video chat service, triggers professional.At step S2, H.323 the GK in the system 200 205 discerns these shortcodes, and the Video chat application server 302 in interactive multimedia service system 300 is initiated the business authentication requests.At step S3, behind the authentication success, Video chat application server 302 returns the ingress for service point, and the IP address and the port numbers that are about to Video chat application server 302 turn back to GK 205.At step S4, GK205 returns the chatting service inlet to video terminal A.At step S5, video terminal A obtains the chatting service entrance, starts chat client.At step S6, the chat client of video terminal A initiates to use connection request according to the service entrance dot address to Video chat application server 302.At step S7, Video chat application server 302 response request connect.At step S8, Video chat application server 302 issues user's personal information (profile), for example buddy list to the chat client of video terminal A.At step S9, the user carries out the operation of some chats.At step S110, the user initiates anonymous chat request by video terminal A, comprises the matching condition of anonymous chat, and described matching condition can be specified by the user.At step S11, Video chat application server 302 mates.At step S12, after Video chat application server 302 confirms that the match is successful, initiate chat affirmation request to video terminal A and with the video terminal (for example video terminal B) of its coupling respectively.At step S13, these two users of video terminal A and video terminal B agree to carry out the anonymity chat.At step S14, Video chat application server 302 is selected and is notified a specific chat MCU (for example MCU 2031), video terminal A and video terminal B to begin to carry out the anonymity chat.At step S15, chat MCU2031 calls out video terminal A and B respectively.At step S16, video terminal A and video terminal B response are called out.At step S17, video terminal A and video terminal B set up session to the call setup success of chat MCU 2031.At step S18, video terminal A and video terminal B set up chat by chat MCU 2031.At step S19, video terminal A and video terminal B send audio/video information to chat MCU 2031.At step S20, chat MCU 2031 transmits the audio/video information that video terminal A and video terminal B send respectively.At step S21, video terminal A initiates to stop chat request to chat MCU 2031.At step S22, chat MCU 2031 initiates to stop chat request to video terminal B.At step S23, chat MCU2031 initiates to stop the chat order to video terminal A.At step S24, video terminal B initiates to stop chat to chat MCU 2031 and confirms.At step S25, chat stops, and chat MCU2031 finishes to this anonymous chat of Video chat application server 302 reports.At step S26, video terminal A gets back to the preceding state of chat, and the user can continue other chat operations.At step S27, user's on-hook.At step S28, the chat client of video terminal A is sent to Video chat application server 302 by GK 205 and is withdrawed from the chat notice.At step S29, GK205 confirms that whole chatting service finishes.
Fig. 6 describes the two people good friends that realize according to the Video chat method of the present invention basic flow sheet of chatting.
Good friend's chat is can directly chat by point-to-point video communication between two good friends by the friend information (call information and state information) that comprises in the buddy list.Different with the anonymous chat of two people that describe according to Fig. 5, therefore the known object that will chat of user does not need to provide matching condition, seeks the chat object of coupling, but directly sends request with good friend B chat to Video chat application server 302.Video chat application server 302 will send to good friend's video terminal B from the chat request of video terminal A.After video terminal B confirms, can begin chat, exchange of audio information between video terminal A and B.
The realization of good friend's chat has dual mode, and a kind of is the mode of utilizing chat MCU, and a kind of is direct alternant way.The mode advantage of utilizing MCU is reliable, but has consumed the MCU resource, realizes higher, particularly big to the customer volume situation of cost; Directly the alternant way advantage is to realize that cost is low, and shortcoming is that service quality is difficult to control.This flow process has been described the direct mutual good friend mode of chatting.For the mode of utilizing MCU, flow process is similar to the described anonymous chat of Fig. 5.
As shown in Figure 6, the concrete steps of two people good friends chat are as follows.The step S101-S109 of two people good friends chat is identical with the step S1-S9 that anonymity shown in Figure 5 is chatted, and does not repeat them here.At step S110, the user is by video terminal A request and good friend B chat, and the information stores of good friend B is in buddy list.At step S111, the address of Video chat application server 302 inquiry B, and to the chat request of B forwarding in video terminal from user A.At step S112,, then confirm to agree chat request to Video chat application server 302 if B agrees chat.At step S113, Video chat application server 302 is transmitted the affirmation of B to video terminal A.Then, at step S114, user A direct calling good friend B.At step S115, B confirms, sets up session with A.At step S116, send the state notifying of " beginning chat " to Video chat application server 302 by video terminal A.At step S117, good friend A and B two people chat, switching tone Video chat information.At step S118,, send the termination chat request to B if user A wishes to stop chat.At step S119, B confirms to stop chat, stops both sides' session.At step S120, to Video chat application server 302 state notifying that transmission stops and B chats, Video chat application server 302 is revised the chat state of A by video terminal A.In like manner, at step S121, user B also sends notice.At step S122, user A can carry out other operation, as chat next time.At step S123, user A on-hook.At step S124, GK 205 sends the message that withdraws from chatting service to Video chat application server 302.At step S126, GK 205 confirms that user A withdraws from.
Fig. 7 describes many people chatroom chat basic flow sheet of realizing according to Video chat method of the present invention.
The basic skills of many people chatroom chat is to utilize the multipoint conference of MCU foundation as the chatroom.When but the user adds the chatroom,, promptly adopt the method for Video chat application server 302 notice chat MCU caller party terminal affiliation by 302 controls of Video chat application server.
As shown in Figure 7, the concrete steps of many people chatroom chat are as follows.The step S201-S209 of many people chatroom chat is identical with the step S1-S9 that anonymity shown in Figure 5 is chatted, and does not repeat them here.At step S210, user A sends the request that enters chatroom 1 chat to Video chat application server 302.Whether at step S211, Video chat application server 302 is checked chatrooms 1 current state, for example full etc.At step S212, if the chatroom can be used, Video chat application server 302 returns confirmation to video terminal A, and the address of chatroom 1.At step S213, Video chat application server 302 sends instruction to chatroom 1 (MCU 2031 for example chats), and indication user A will enter, and reserved resource sends the information of user A simultaneously, is used to verify the legitimacy of user A.At step S214, call out chatroom 1 by video terminal A.At step S215, the chatroom is to user A authentication.At step S216, if successful, confirm the authentication of user A, set up session.At step S217, to Video chat application server 302 send state information, expression has begun to enter the chatroom chat by video terminal A.At step S218, chatroom 1 sends the many information of audio-video frequency media to video terminal A.At step S219, chatroom 1 sends the multimedia messages of broadcasting to video terminal A.At step S220, send multimedia chat message or chat order to chatroom 1 by video terminal A.At step S221, chatroom 1 process information or operation, return results.At step S222, user A sends to chatroom 1 and stops the chat order.At step S223, chatroom 1 sends to video terminal A and stops the chat affirmation.At step S224, chatroom 1 sends the state information that stops chat to Video chat application server 302.At step S225, send the state information that stops chat to Video chat application server 302 by video terminal A.The flow process of the same front of subsequent step S226-S229.
Fig. 8 is chat feature and the management flow chart of describing in the many people chatroom chat that realizes according to video chat system of the present invention.
Chat management in the chat of many people chatroom comprises: request speech, request stop speech, roll call, shielding speech etc.Pass through a special terminal in realization as the keeper, carry out the function of chat management.
As shown in Figure 8, at step S301, chatroom (MCU 2031 for example chats) sends current audio/video flow of broadcasting to user A.At step S302, user A asks speech, sends speaking request to the chatroom.At step S303, the chat keeper M from the speaking request appointment extremely in advance of user A is transmitted in the chatroom.At step S304, if chat keeper M permission sends confirmation to the chatroom.At step S305, the chatroom sends the speech License Info to user A.At step S306, the chatroom stops the user B of current speaking.At step S307, user A sends the audio/video information of oneself.At step S308, chatroom broadcasting is from the audio/video information of user A.At step S309, user A request stops speech, sends to the chatroom and stops speaking request.At step S310, the speech that user A is transmitted in the chatroom stops asking chat keeper M.At step S311, chat keeper M confirms to stop request to the chatroom.At step S312, request is confirmed to stop to A in the chatroom.At step S313, chat keeper M roll-call user B speech.At step S314, the chatroom sends the roll call order to user B.At step S315, user B sends audio/video information to the chatroom.At step S316, chatroom broadcasting is from the audio/video information of user B.
Abovely the chat of the particular form that realizes according to chat system of the present invention, the i.e. anonymous chat of two people, two people good friends chat, the chat of many people chatroom and the example that specified tube reason person manages chat in the chat of chatroom have been described respectively with reference to figure 5-Fig. 8.But it will be appreciated by those skilled in the art that above-mentioned example is exemplary, the Video chat that the present invention realizes is not limited to the above-mentioned specific example of enumerating, and comprises all scopes that contained by essence of the present invention.
More than invention has been described.Though detailed description of the present invention is at example embodiment, to those skilled in the art, various modification and the replacement form of these embodiment all can be imagined.Therefore, all modification and replacement forms in the clear and definite scope of patent protection of the present invention of claims have been contained in the present invention.
Claims (34)
1. one kind based on the video chat system on the video conferencing system basis H.323, and described system comprises:
Gatekeeper GK is used for the registration of video terminal and calls out control;
The Video chat application server is used to realize the applied logic controlled function of Video chat business;
At least one chat multipoint control unit MCU comprises: the chatroom administration module is used to carry out the processing relevant with operation with the state of chatroom; The User Status module is used for safeguarding the state of this chat MCU active user; Medium chat message processing module is used for handling from customer multi-media information; The chat command processing module is used to handle from user's video terminal chat order with from the administration order of chatroom administration module, and further handles according to other module that described chat order or administration order are called among the chat MCU; And basic MCU functional module, be used to initiate a video conference; With
The video terminal is used to carry out and the relevant operation of chatting, and through GK by and the mutual download chat relevant information of Video chat application server,
Wherein GK receives the shortcode that the video terminal is dialed, trigger chat application to the Video chat application server, obtain the chatting service inlet from the Video chat application server, and the chatting service inlet information that the chatting service that obtains enters the mouth is turned back to this video terminal of user; And wherein the video terminal is according to the chatting service entry address in the chatting service inlet information that obtains, carry out the preceding beamhouse operation of chat alternately with the Video chat application server, and the Video chat application server calls chat MCU, to set up the multi-form chat that the chatroom realizes that the user asks by chat MCU, after the user stops chat, GK initiates the information that chat application stops to the Video chat application server, finishes chat.
2. according to the video chat system of claim 1, wherein said Video chat application server comprises:
The User Status administration module is used to safeguard the state of current chat user;
The chatroom administration module is used to safeguard current chatroom state; And
The Video chat message control module is used to respond user's operation requests, calls the beamhouse operation before relevant module is carried out chat.
3. according to the video chat system of claim 2, wherein said Video chat application server also comprises:
The terminal applies interface is used for by the interaction message agreement, and the Video chat client is mutual on realization and the video terminal; And
H.323 equipment interface is used to realize the interface with GK and chat MCU.
4. according to the video chat system of claim 2, the state of wherein said chat user comprises one of buddy list of user's online state and chat user at least.
5. according to the video chat system of claim 2, wherein said chatroom state comprise at least chatroom tabulation, each chatroom call information, chat MCU address and port, availability information, each chatroom user list one of them.
6. according to the video chat system of claim 2, the beamhouse operation before the wherein said chat comprises that anonymous coupling, user search one of them.
7. according to the video chat system of claim 2, wherein respond Client-initiated chat operation requests, the Video chat message control module is resolved this chat operation requests, and handles according to the relevant module in the described Video chat application server of call by result of resolving.
8. according to the video chat system of claim 7, wherein user's chat operation requests is anonymous chat request, and Video chat message control module invoke user state management module is mated user's data, and returns the result of coupling.
9. according to the video chat system of claim 7, wherein user's chat operation requests is the request that enters the chatroom, the Video chat message control module calls the chatroom administration module, inquires about the chatroom state, and returns the address of chatroom to user's video terminal.
10. according to the video chat system of claim 1, wherein said chat MCU also comprises the H.323 protocol interface of enhancing, is used to realize and user's this video terminal and being connected of GK.
11. video chat system according to claim 1, the processing that the state of wherein said and chatroom is relevant with operation comprises the establishment chatroom at least, closes the chatroom, safeguards the chatroom user list, and in the state of the synchronous chatroom of Video chat application server when needing.
12., wherein handle and comprise at least from customer multi-media information and to accept and one of broadcast multimedia information according to the video chat system of claim 1.
13. according to the video chat system of claim 1, wherein basic MCU functional module has the MCU function based on H.323 video conferencing system;
Perhaps basic MCU functional module has been cancelled rate adapted, audio mixing, many pictures processing capacity of video and audio frequency in the function based on the MCU of H.323 video conferencing system, simplify session control function.
14. video chat system according to claim 1, wherein when creating the chatroom or closing the chatroom, the chat command processing module is called the chatroom administration module and is handled, when inquiry with when revising current state of user of chatting, chat command processing module invoke user block of state is handled.
15. according to the video chat system of claim 1, wherein said video terminal comprises video telephone or visual software terminal.
16. according to the video chat system of claim 15, wherein said video terminal has the client of Video chat, shows the relevant information of chat, and protocol extension is H.323 supported in described video terminal.
17. according to the video chat system of claim 1, wherein said video chat system also comprises H.323 system management platform, is used for user management, authentication and accounting and conference management.
18. according to the video chat system of claim 2, wherein said video chat system also comprises the interactive multimedia system management platform, is used to realize the service management of general interactive multimedia business.
19. according to the video chat system of claim 18, wherein the User Status administration module is by realizing that with the interface of interactive multimedia system management platform the renewal of user data is with synchronously.
20. according to the video chat system of claim 1, the form of wherein said chat is at least the anonymous chat of two people, one of two people good friends chat, the chat of many people chatroom.
21. according to the video chat system of claim 20, wherein said chat is the multimedia chat.
22. a use is based on the Video chat method of the video chat system on the video conferencing system basis H.323, described video chat system comprises: gatekeeper GK, the Video chat application server, chat multipoint control unit MCU and video terminal, wherein said chat MCU comprises: the chatroom administration module is used to carry out the processing relevant with operation with the state of chatroom; The User Status module is used for safeguarding the state of this chat MCU active user; Medium chat message processing module is used for handling from customer multi-media information; The chat command processing module is used to handle from user's video terminal chat order with from the administration order of chatroom administration module, and further handles according to other module that described chat order or administration order are called among the chat MCU; And basic MCU functional module, be used to initiate a video conference; Said method comprising the steps of:
The user dials in the shortcode of appointment by the video terminal, and GK triggers chat application to the Video chat application server after receiving this shortcode;
GK obtains the chatting service inlet from the Video chat application server, and the chatting service inlet information that the chatting service that obtains enters the mouth is turned back to this video terminal of user;
According to the chatting service entry address in the chatting service inlet information that obtains, initiate the chat application connection request by the video terminal to the Video chat application server, mutual by with the Video chat application server carried out the beamhouse operation before the chat;
After beamhouse operation is carried out, call chat MCU by the Video chat application server, to set up the multi-form chat that the chatroom realizes that the user asks by chat MCU; And
After the user stopped chat, GK initiated the information that chat application stops to the Video chat application server, finished chat.
23. according to the Video chat method of claim 22, wherein said chatting service entry address comprises the IP address and the port numbers of Video chat application server.
24. according to the Video chat method of claim 22, the form of wherein said chat is the anonymous chats of two people, is wherein specified the matching condition of anonymous chat by the user.
25. according to the Video chat method of claim 22, the form of wherein said chat is two people good friends chats.
26. according to the Video chat method of claim 22, the form of wherein said chat is the chat of many people chatroom.
27. according to the Video chat method of claim 24, wherein carry out the preceding beamhouse operation of chat and comprise: according to the matching condition that the anonymity of user's appointment is chatted, the Video chat application server mates, to seek the terminal of coupling.
28. Video chat method according to claim 25, wherein carrying out the preceding beamhouse operation of chat comprises: the Video chat application server issues buddy list to the video terminal, finding the good friend that will chat according to buddy list, and directly send request with this good friend's chat to the Video chat application server.
29., wherein carry out the preceding beamhouse operation of chat and comprise: the address that obtains the chatroom from the Video chat application server according to the Video chat method of claim 26.
30. Video chat method according to claim 29, wherein the address from Video chat application server acquisition chatroom comprises: the request that enters the chatroom chat is sent in the video terminal to the Video chat application server, Video chat application server mutual by with chat MCU, obtain chat room relate information, then, the Video chat application server returns the address of chatroom to the video terminal.
31. according to the Video chat method of claim 26, wherein in the chat of many people chatroom, by the many people's chats of Admin Administration of appointment.
32. according to the Video chat method of claim 31, the management that wherein said keeper carries out comprises the management that request speech, request is stopped speech, roll call and shielding speech.
33. according to the Video chat method of claim 22, wherein chat is the multimedia chat.
34. want 22 Video chat method according to right, also be included in after the video terminal obtains the chatting service entry address, the video terminal starts chat client.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101783813B (en) * | 2009-12-22 | 2013-10-23 | 佳都新太科技股份有限公司 | Message pushing method, device and system |
| JP5541092B2 (en) * | 2010-03-03 | 2014-07-09 | 株式会社リコー | Transmission terminal, transmission method, and program for transmission terminal |
| CN103841353B (en) * | 2014-02-24 | 2017-08-01 | 广州华多网络科技有限公司 | Video interactive method, terminal, server and system |
| CN104935496B (en) * | 2014-03-19 | 2019-08-06 | 腾讯科技（深圳）有限公司 | Instant communicating method, system, device and instant communication terminal |
| CN104093081A (en) * | 2014-07-10 | 2014-10-08 | 东莞中山大学研究院 | On-line instant chat system based on digital television and implementation method |
| JP6593008B2 (en) | 2014-10-07 | 2019-10-23 | 株式会社リコー | Information processing apparatus, communication method, program, and system |
| CN104854817A (en) * | 2014-12-03 | 2015-08-19 | 深圳市融资城网络服务中心有限公司 | Realization method for report conference, the server |
| CN105898508A (en) * | 2016-06-01 | 2016-08-24 | 北京奇艺世纪科技有限公司 | Video synchronous sharing playing method and device |
| CN113766165A (en) * | 2021-08-11 | 2021-12-07 | 广州亿语智能科技有限公司 | Interactive mode, device, terminal and storage medium for realizing barrier-free video chat |
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