CN102938834A - Multiple-screen multiple-video micro-view scheduling system and scheduling operation method - Google Patents
Multiple-screen multiple-video micro-view scheduling system and scheduling operation method Download PDFInfo
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Abstract
The invention discloses a multiple-screen multiple-video micro-view scheduling system which comprises a video conference server, a video conference client and a network exchange device, wherein the video conference server is connected with the video conference client through the network exchange device; the video conference client comprises a video monitoring terminal and a video control terminal which are connected with each other; the video control terminal controls and schedules video display information of the video monitoring terminal; and the video control terminal synchronously displays micro-view of the video monitoring terminal. The invention also discloses a scheduling method which comprises the following steps of: executing interactive operation by a user; capturing the interactive operation information in the process of executing the interactive operation; transmitting the interactive event information; responding the interactive operation according to interactive event information; and synchronizing the video and upgrading the video display information. According to the invention, the user operation distance is shortened, and the working efficiency is improved.
Description
Technical field
The present invention relates to a kind of video scheduling system and scheduling operation method, relate in particular to the miniature view dispatching patcher of the many videos of a kind of multi-screen and corresponding scheduling operation method, belong to the video dispatching technical field.
Background technology
Along with socioeconomic development, people are improving constantly the demand of safety precaution, video scheduling system has obtained developing rapidly and popularizing in the past few decades, by emphasis users such as original government bodies, financial institutions, begin to be applied to increasing communal facility such as office building, market, residential quarter etc.Existing video scheduling system focuses on the vision signal of each Video Monitoring Terminal and shows, usually adopts the modes such as video wall, video matrix to carry out simultaneously the broadcast of multi-channel video.Adopt the visual field that this mode can extending user, larger amount of information is provided.
In traditional video conference client, each Video Monitoring Terminal is the display video picture respectively, can not switch easily.If need to switch the video pictures of a certain Video Monitoring Terminal, usually need to finish at the operating desk of video scheduling system.Generally need to inquire about first the numbering of associated video monitor terminal during switching, then input video monitor terminal numbering and display screen are numbered on operating desk, to finish video switch.This operation comparatively bothers, and number of queries needs the time, and the user can't be switched the video pictures of a plurality of Video Monitoring Terminals fast.
Along with video monitoring scale ground constantly enlarges, in a video scheduling system, may comprise and reach hundreds of Video Monitoring Terminals, in order to find out rapidly required Video Monitoring Terminal, some safety-protection systems have been equipped with electronic chart, in electronic chart, can demonstrate intuitively the position of each Video Monitoring Terminal, but to a certain display screen, show certain road video switch, or need to inquire about at electronic chart first the numbering of this Video Monitoring Terminal, then on operating desk, input by hand the numbering of this Video Monitoring Terminal and the numbering of video wall display screen, in order to finish switching, operating procedure is still rather loaded down with trivial details, and efficient is not high.To in the monitor video of One's name is legion, select fast one the tunnel and be shown on certain display screen in the video scheduling system and also lack effective technical solution.
Summary of the invention
For the existing deficiency of prior art, technical problem to be solved by this invention is to provide the miniature view dispatching patcher of the many videos of a kind of multi-screen and scheduling operation method.The present invention adopts miniature view mode to carry out interactive operation, has shortened the distance of user's operation, has improved operating efficiency.
For realizing above-mentioned goal of the invention, the present invention adopts following technical scheme:
On the one hand, the invention provides the miniature view dispatching patcher of the many videos of a kind of multi-screen, comprise videoconference server, video conference client and the network switching equipment, described videoconference server by the described network switching equipment be connected the video conference client and connect, described video conference client comprises Video Monitoring Terminal and video control terminal, described Video Monitoring Terminal is connected with described video control terminal, described video control terminal control and the video demonstration information of dispatching described Video Monitoring Terminal, the miniature view of the described Video Monitoring Terminal of described video control terminal simultaneous display.
Wherein more preferably, described video control terminal comprises application module, multi-screen multiwindow processing module and miniature view processing module;
The video that described application module calls described multi-screen multiwindow processing module shows that information shows at described Video Monitoring Terminal;
The video that described miniature view processing module is shone upon described multi-screen multiwindow processing module shows that information shows at described video control terminal in miniature view mode.
Wherein more preferably, be provided with the video area form module in the described multi-screen multiwindow processing module;
Be provided with at least one video display window container module in the form module of described video area;
Described video display window container module is provided with video display window;
The position of the described video display window of described video display window container module control and management.
Wherein more preferably, described miniature view processing module is provided with miniature view window;
The miniature view display module of video is set in the described miniature view window;
There are mapping relations in described miniature view display module and described video display window container module.
On the other hand, the present invention also provides a kind of scheduling operation method that is applied to the miniature view dispatching patcher of the many videos of above-mentioned multi-screen, comprises the steps:
The user carries out interactive operation;
In carrying out the interactive operation process, catch interactive operation information;
Transmit alternative events message, according to the interactive operation of alternative events message response;
Synchronization video more new video shows information.
Wherein more preferably, described user to carry out interactive operation be to double-click or pull.
Wherein more preferably, when carrying out interactive operation, the user further comprises the step that participant side's authority is judged:
If participant Fang Shi chairman side then triggers the audio video synchronization flow process between the video conference client.
Wherein more preferably, the audio video synchronization flow process between the described video conference client further comprises:
Chairman side's client sends mutual notice by videoconference server to participant side;
After described mutual notice is received by participant side, extracting parameter information, synchronous interaction information;
After finishing synchronously, participant direction videoconference server sends confirmation of synchronization message;
Videoconference server is transmitted confirmation of synchronization message to chairman side's video conference client, and interaction flow finishes.
Wherein more preferably, described parameter information is one of positional information of client id, member variable, window.
The present invention adopts miniature view mode, can control flexibly and easily the window dispatch operation of the many videos of multi-screen, has improved scheduling interactive operation efficient.On the other hand, use the present invention can guarantee that the real time data between each video conference client is synchronous, can present simultaneously more all sidedly in many ways data image information.
Description of drawings
Fig. 1 is the display window schematic diagram of Video Monitoring Terminal;
Fig. 2 is that Video Monitoring Terminal display window shown in Figure 1 is at the miniature view of video control terminal;
Fig. 3 is the overall architecture schematic diagram of video scheduling system;
Fig. 4 is that the window of video area form module concerns schematic diagram;
Fig. 5 is four split screen screen coordinate schematic diagrames of video display window container module;
Fig. 6 is the schematic diagram that concerns of miniature view window;
Fig. 7 is the interaction flow schematic diagram of the first video change.
Embodiment
The Direct Show framework that the present invention is based on Microsoft to be provided is realized.Direct Show is the Streaming Media framework under the windows platform.In Direct Show framework, whole playing flow is comprised of a plurality of filters (filter), and the user can develop the filter that satisfies own application demand according to demand.Direct Show provides the functions such as high-quality media stream collection, playback, processing, supports the media file format, comprises ASF, MPEG, AVI, MP3, and WAV etc.Aspect acquisition of media, DirectShow supports WDM to drive and early stage VFW drives.DirectShow has integrated other DirectX technology (such as Direct Draw, Direct Sound), can Auto-Sensing and utilize available audio frequency and video function of hardware acceleration, possess good compatibility.In Windows window interface programming, the core of window operation is the CWnd(window handle), message queue.Each window has a message queue.Window operation triggers corresponding handling process by event driven mode, comprises window initialization, hot key, window drafting, window button, window click, the window's position variation etc.By the setup message mapping function, can satisfy the processing of the self-defined corresponding message of application module.The present invention is described in further detail below in conjunction with the drawings and specific embodiments.
The invention provides the miniature view dispatching patcher of the many videos of a kind of multi-screen, comprise server end, client and the network switching equipment.Server end is videoconference server, and client is the video conference client, and videoconference server is connected with the video conference client by the network switching equipment.Videoconference server is used for scheduling and manages each video conference client.The video conference client comprises video control terminal and Video Monitoring Terminal, and Video Monitoring Terminal is connected with the video control terminal, and the video of video control terminal control and management Video Monitoring Terminal shows information.Video Monitoring Terminal can be wherein one or more such as display, projecting apparatus, large-screen.As shown in Figure 1, Video Monitoring Terminal selects corresponding video to show information and video display mode according to operating state and the actual needs of reality.Video show information can be concrete video, also can be the blank content, also can be that desktop is shared, also can is the collaborative rendering content of document etc.Be appreciated that video shows that information also can be that above-mentioned video shows the multiple of information.The video of Video Monitoring Terminal shows that information shows (full frame) according to concrete needs single screen, also can show with multi-screen multiwindow layout type, but be not limited only to these (highlight such as four split screens, eight split screens etc.).In the miniature view dispatching patcher of the many videos of multi-screen, for conveniently commander and management, the video demonstration information of Video Monitoring Terminal also can be spliced centralized displaying with large-screen or projection pattern by the large-screen puzzle system by the control of video control terminal.The large screen projection puzzle system is that video, VGA, program etc. are spliced into the large picture of a width of cloth, and perhaps every screen display is shown different pictures.
As shown in Figure 2, in order to allow the more convenient and efficient ground interactive operation of these Video Monitoring Terminals, the miniature view dispatching patcher of the many videos of multi-screen shows that with the video of these Video Monitoring Terminals information, location layout information and summary info all are presented on the video control terminal in miniature view mode.The video control terminal shows information with the video that the floating frame mode presents each Video Monitoring Terminal.The miniature view window 31 of video control terminal is enough little, and the interactive operation distance is short, therefore by to miniature view interactive operation, realizes the video of Video Monitoring Terminal is shown message scheduling and control.The video that the video control terminal can be controlled miniature view easily shows information, satisfies video to be shown the mutual control operations such as window transposition between window transposition in the flexible convergent-divergent, screen of information, screen, large-size screen monitors output, controls, the efficiency of management is higher.When the video dispatching terminal when miniature view window 31 is carried out interactive operation, its interactive operation information with simultaneous display at Video Monitoring Terminal; When the video demonstration information of Video Monitoring Terminal changes, corresponding summary info will be reflected in the video control terminal automatically, and this moment, miniature view window 31 zones also changed synchronously.Hereinafter synchronously further instruction will be arranged to this.
In the miniature view dispatching patcher of the many videos of multi-screen, as shown in Figure 3, the video control terminal also is provided with application module (App Main) 1, multi-screen multiwindow processing module (Video Show RealM) 2 and miniature view processing module (Video Show Mapping TB) 3.Application module 1 is presented at Video Monitoring Terminal after calling the video demonstration information that multi-screen multiwindow processing module 2 processes.The window information that multi-screen multiwindow processing module 2 is processed all has corresponding mapping object in miniature view processing module 3.The video that miniature view processing module 3 mapping multi-screen multiwindow processing modules 2 are processed shows that information is presented at the video control terminal in miniature view mode.The video control terminal to the interactive operation of miniature view by miniature view processing module 3 and multi-screen multiwindow processing module 2 simultaneous displays at corresponding Video Monitoring Terminal.The below shows that to the correlation between multi-screen multiwindow processing module 2 and the miniature view processing module 3 and video information synchronization elaborates.
As shown in Figure 4, for satisfying in the flexible topology control of the miniature view dispatching patcher of the many videos of multi-screen to video window, multi-screen multiwindow processing module 2 is provided with video area forms (Video ShowFrame) module 21.Be provided with at least one video display window container (Video Container) module 211 in the video area form module 21.Window layout in the video area form module 21 and video demonstration information are presented at corresponding Video Monitoring Terminal.Video display window container module 211 is provided with video display window (Video Renderer) 210.Video display window 210 is created by the DirectShow framework, and the flow process of setting up video display window 210 meets Direct Show standard procedure, does not repeat them here.The video flowing of multi-screen multiwindow processing module 2 is delivered to Video Monitoring Terminal by filter (filter) and shows after processing through decoding.As shown in Figure 4, video area form module 21, video display window container module 211, video display window 210 are three grades of window architectures, video display window 210 is subwindows of video display window container module 211, the position of video display window container module 211 control and management video display windows 210.Video display window container module 211 adopts floating frame (Move Window) function or the position of the window's position (Set Window Position) function control video display window 210 is set.The positional information (such as: coordinate, height, the parameter such as wide) of video display window 210 is provided in the floating frame function.In video area form module 21, adopt mapping (map) to safeguard the layout of many video display windows container module 211 according to current video window layout, and set the position of each video display window container module 211.For ease of index, video shows the mapping relations of miniature view in information and the miniature view processing module 3 in the definition video display window container module 211, and its search field is the user service identification of video display window container module 211.This user service identification is that video display window container module 211 corresponding Video Monitoring Terminal ID(can adopt the form of integer value or character string URI to represent).When the content that presents when miniature view in the miniature view window 31 changed, miniature view window 31 sent event notices by miniature view processing module 3 to multi-screen multiwindow processing module 2; Multi-screen multiwindow processing module 2 according to event notice entrained before changing after Video Monitoring Terminal ID as parameter, upgrade Video Monitoring Terminal ID in the concrete miniature mapping of video.This moment, application module 1 called the video demonstration information synchronization renewal Video Monitoring Terminal video demonstration information of Video Monitoring Terminal multi-screen multiwindow processing module 2.
Fig. 5 shows four split screen screen layout schematic diagrames of video area form module 21, and 4 video display window container modules 211 are arranged in the video area forms 21.Respectively the 1st video display window container, the 2nd video display window container, the 3rd video display window container, the 4th video display window container.The position of each video window container module 211 is determined by its coordinate in the video area forms 21.The coordinate of video area form module 21 4 split screen layout video display window container modules 211 is as shown in table 1.The 1st video display window container be in video area forms 21 the upper left corner (coordinate is left-top:0,0; Right-bottom:x/2, y/2); The 2nd video display window container be in video area forms 21 the upper right corner (coordinate is left-top:x/2,0; Right-bottom:x, y/2); The 3rd video display window container is in the lower left corner of video area forms 21, and (coordinate is left-top:0, y/2; Right-bottom:x/2, y); The 4th video display window container is in the lower right corner of video area forms 21, and (coordinate is left-top:x/2, y/2; Right-bottom:x, y).Calculate the coordinate of each video display window container module 211 in the video area form module 21, the position of calling video display window container module 211 corresponding to floating frame function (Move Window) layout according to the coordinate of video display window container module 211.
| ? | The upper left corner (left-top) | The lower right corner (right-bottom) |
| The 1st video |
0,0 | x/2,y/2 |
| The 2nd video display window container | x/2,0 | x,y/2 |
| The 3rd video |
0,y/2 | x/2,y |
| The 4th video display window container | x/2,y/2 | x,y |
The coordinate of each video display window container of table 1
As shown in Figure 6, miniature view processing module 3 also is provided with miniature view window (Video ShowMapping Frame) 31, the miniature view of display video (VideoMapping) display module 310 in the miniature view window 31.The subwindow that the miniature view display module 310 of video is miniature view window 31, wherein there are mapping relations in miniature view display module 310 with video display window container module 211, and these mapping relations are described by above-mentioned user service identification.When video display window container module 211 rendering contents on the multi-screen multiwindow processing module 2 change, in corresponding miniature view window display module 310, produce sync id; Corresponding summary info will be reflected in miniature view window display module 310 zones automatically; The video of miniature view window display module 310 shows that information synchronization changes; Application module 1 is presented at Video Monitoring Terminal after calling the video demonstration information that changes in the multi-screen multiwindow processing module 2.
In the miniature view dispatching patcher of the many videos of multi-screen, video display window container module 211 also defines member variable (m_szIdentifier), and this member variable is used for this video display window container module 211 of sign.This member variable can be by the application scenarios value (for example video channel 1) of reality.When video display window container module 211 rendering contents change, video area forms 21 are to miniature view window 31 synchronous these member variable values, and correspondence presents this member variable value (video channel 1) in little view window display module 310 of miniature view window 31.
The miniature view dispatching patcher of the many videos of multi-screen provided by the invention can be applied in the fields such as aviation, railway, public security, traffic, enterprise's production, by in different screen areas, presenting different operation systems, a plurality of operation systems present simultaneously, so that scheduling operation is more directly perceived, convenient.The present invention adopts miniature view mode, control flexibly and easily the window dispatch operation of the many videos of multi-screen, satisfy, large-size screen monitors output synchronous to window between the interior window transposition of the flexible convergent-divergent, the screen that respectively present window, video conference client, improved scheduling interactive operation efficient.
In the miniature view dispatching patcher of the many videos of multi-screen, generally have a plurality of participant sides.In these participant sides, has a participant Fang Shi chairman side at least.There is corresponding video conference client each participant side.Chairman side's client has the authority that shows information to other participant side's client synchronization videos.The side of serving as chair is when the video conference client executing interactive operation at own place, and the interactive operation information of this video conference client will be synchronized to the video conference client at other places, participant side.If participant Fang Weifei chairman side, this participant side when the video conference client executing interactive operation at own place, only the Video Monitoring Terminal of self synchronously more new video show information, other participant sides are also asynchronous.The below is described in detail the miniature view scheduling operation of the many videos of multi-screen method.
The present invention also provides a kind of scheduling operation method of using the miniature view dispatching patcher of the many videos of above-mentioned multi-screen, comprising: the user carries out interactive operation at the video control terminal of video conference client; The video control terminal is in carrying out the interactive operation process, and miniature view processing module 3 is caught interactive operation information (such as double-clicking, pull etc.); Miniature view processing module 3 transmits alternative events message to multi-screen multiwindow processing module 2; Multi-screen multiwindow processing module 2 is according to the interactive operation of alternative events message response; The video that application module 1 calls Video Monitoring Terminal multi-screen multiwindow processing module 2 shows that information synchronization renewal Video Monitoring Terminal video shows information, and interaction flow finishes.The below, launches to describe in detail to the scheduling operation method of the miniature view of the many videos of multi-screen to the double-click event of miniature view window display module 310 with pull event as example take the video dispatching terminal.
Embodiment 1: the double-click event
If the video demonstration information that the video control terminal shows is non-full frame state, when the user when the miniature view window display module 310 of video user control terminal is carried out double click operation, catch in the miniature view window 31 and double-click message (WM_LBUTTONDBLCLK).Miniature view window 31 is sent to miniature view processing module 3 with this message.Miniature view processing module 3 transmits event notice to multi-screen multiwindow processing module 2, and multi-screen multiwindow processing module 2 receives this event notice and is sent to video area form module 21.After video area form module 21 was received event notice, video area form module 21 was set to corresponding video display window container module 211 full frame according to the parameter that event notice carries.The video that this moment, application module 1 called Video Monitoring Terminal multi-screen multiwindow processing module 2 shows information, and it is full frame that the video of the Video Monitoring Terminal corresponding with this video display window container module 211 shows that information also is updated to synchronously, and interaction flow finishes.Should be appreciated that if the video demonstration information that the video control terminal shows is full frame state, when the user when miniature view window display module 310 is carried out double click operation, the video of miniature view window 31 shows that information will withdraw from the full screen display pattern.Simultaneously application module 1 video that calls Video Monitoring Terminal multi-screen multiwindow processing module 2 shows information, and the video of Video Monitoring Terminal shows that information is also upgraded synchronously and withdraw from full framely, and interaction flow finishes.
Embodiment 2: pull event
When the user carries out when pulling interactive operation at the miniature view window display module 310 of video user control terminal, wherein the first miniature view window display module is dragged to the second miniature view window display module.Miniature view window 31 is caught in the first miniature view window display module and is pulled message (WM_LBUTTONUP), catches in the second miniature view window display module and replaces message (WM_LBUTTONDOWN).31 pairs of miniature view window receive above-mentionedly pulls message and replaces message response in processing function.Miniature view window 31 is sent to miniature view processing module 3 with this message.Miniature view processing module 3 transmits event notice to multi-screen multiwindow processing module 2, and multi-screen multiwindow processing module 2 receives this event notice and is sent to video area form module 21.After video area form module 21 was received event notice, the parameter that video area form module 21 carries according to event notice exchanged the position of the first video display window container and the second video display window container.This moment, application module 1 called the video demonstration information of Video Monitoring Terminal multi-screen multiwindow processing module 2, the video demonstration information of the Video Monitoring Terminal corresponding with the first video display window container and the second video display window container is also upgraded exchange, and interaction flow finishes.
Use the miniature view scheduling operation of the many videos of multi-screen provided by the invention method, when miniature view window 31 was carried out interactive operation, the present invention had also done corresponding technological improvement to chairman side's client to other participant side's clients synchronously.When the chairman side of participant client is carried out interactive operation to miniature view window 31, trigger audio video synchronization flow process between the video conference client.Key step comprises: chairman side's client is when its video conference client executing interactive operation, and chairman side's client sends notice with sip message by videoconference server (Conference Server) all participant sides in the meeting.After this notice is received by participant side, extracting parameter information from message, multi-screen multiwindow processing module 2 is transferred to video area form module 21 according to parameter information, the video area form module is according to the selected concrete video display window container module 211 of parameter information, and by call relevant interactive function with this interactive information simultaneous display in participant side's video conference client.After finishing synchronously, participant direction videoconference server sends confirmation of synchronization message; Videoconference server is transmitted confirmation of synchronization message to chairman side's video conference client, and interaction flow finishes.The below is during with four participant client participants, and miniature other clients of view window location swap of one of them client executing are updated to synchronously example and launch detailed explanation.
Participate in video conference by A, B, C, four clients of D in conference scenario, wherein customer end A is chairman side, and all the other customer end B, C, D are common participant side.The video demonstration information of A, B, C, four clients of D in first, second, third and fourth video window container of video control terminal, shows with four split screen modes in each video conference client respectively simultaneously.The video demonstration information of customer end A is in the first place upper left corner of video area forms (namely).When customer end A carried out with customer end B video window location swap after, then trigger the first video change interaction flow.The parameter information that customer end A is carried corresponding rendering content sign with sip message passes through videoconference server all participant sides in the meeting and sends notice.Other customer end B in video conference, C, D all show information according to the window layout synchronization video of customer end A by videoconference server.Concrete steps are as follows:
Message is with SIP INFO carrying, and message examples is as follows:
INFO sip:client_a@videoconference server ip address SIP/2.0
(SIP INFO head is the standard that meets RFC3261, no longer launches to give unnecessary details herein)
Content-Type:application/pccx+xml
Content-Length: message body length
<?xml?version=“1.0”encoding=”UTF-8”?>
<SIP_XML?EventType=“Exchange”>
<item?src_id=“userID_A”dst_id=“userID_B”>
</item>
</SIP_XML>
Be to be understood that, this embodiment makes further explanation and explanation to the present invention, it is not limitation of the invention, when chairman side's client is double-clicked interactive operation in its video conference client executing, still trigger audio video synchronization flow process between the video conference client, realize that the video that chairman visits between client and other the participant sides client shows information synchronization.
Use the miniature view scheduling operation of the many videos of multi-screen provided by the invention method, can guarantee that the real time data between each video conference client is synchronous, Video Monitoring Terminal and video control terminal can more fully present in many ways data image information simultaneously.
The above has been described in detail the miniature view dispatching patcher of the many videos of multi-screen provided by the present invention and scheduling operation method.For one of ordinary skill in the art, any apparent change of under the prerequisite that does not deviate from connotation of the present invention it being done all will consist of infringement of patent right of the present invention, will bear corresponding legal liabilities.
Claims (9)
1. the miniature view dispatching patcher of the many videos of multi-screen comprises videoconference server, video conference client and the network switching equipment, described videoconference server by the described network switching equipment be connected the video conference client and connect, it is characterized in that:
Described video conference client comprises Video Monitoring Terminal and video control terminal, described Video Monitoring Terminal is connected with described video control terminal, described video control terminal control and the video demonstration information of dispatching described Video Monitoring Terminal, the miniature view of the described Video Monitoring Terminal of described video control terminal simultaneous display.
2. the miniature view dispatching patcher of the many videos of multi-screen as claimed in claim 1 is characterized in that:
Described video control terminal comprises application module, multi-screen multiwindow processing module and miniature view processing module;
The video that described application module calls described multi-screen multiwindow processing module shows that information shows at described Video Monitoring Terminal;
The video that described miniature view processing module is shone upon described multi-screen multiwindow processing module shows that information shows at described video control terminal in miniature view mode.
3. the miniature view dispatching patcher of the many videos of multi-screen as claimed in claim 2 is characterized in that:
Be provided with the video area form module in the described multi-screen multiwindow processing module;
Be provided with at least one video display window container module in the form module of described video area;
Described video display window container module is provided with video display window;
The position of the described video display window of described video display window container module control and management.
4. the miniature view dispatching patcher of the many videos of multi-screen as claimed in claim 3 is characterized in that:
Described miniature view processing module is provided with miniature view window;
The miniature view display module of video is set in the described miniature view window;
There are mapping relations in described miniature view display module and described video display window container module.
5. a scheduling operation method is used in the miniature view dispatching patcher of the many videos of multi-screen as claimed in claim 1, it is characterized in that:
The user carries out interactive operation;
In the process of carrying out interactive operation, catch interactive operation information;
Transmit alternative events message, according to the interactive operation of alternative events message response;
Synchronization video more new video shows information.
6. scheduling operation method as claimed in claim 5 is characterized in that it is to double-click or pull that described user carries out interactive operation.
7. scheduling operation method as claimed in claim 5 is characterized in that:
When carrying out interactive operation, the user further comprises the step that participant side's authority is judged:
If participant Fang Shi chairman side then triggers the audio video synchronization flow process between the video conference client.
8. scheduling operation method as claimed in claim 7 is characterized in that the audio video synchronization flow process between the described video conference client further comprises:
Chairman side's client sends mutual notice by videoconference server to participant side;
After described mutual notice is received by participant side, extracting parameter information, synchronous interaction information;
After finishing synchronously, participant direction videoconference server sends confirmation of synchronization message;
Videoconference server is transmitted confirmation of synchronization message to chairman side's video conference client, and interaction flow finishes.
9. scheduling operation method as claimed in claim 8 is characterized in that:
Described parameter information is any one in the positional information of client id, member variable, window.
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