CN105376516A - Mobile video conference system and implementing method thereof - Google Patents
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Abstract
The invention specifically relates to a mobile video conference system and an implementing method thereof. The mobile video conference system comprises user ends and a server end connected with the user ends via a network. Each user end is used for inputting and sending the voice and image data of a participant and simultaneously receiving and playing the voice and image data of the server end. The server end establishes connections with the multiple user ends, receives the voice and image data of the user ends, integrates the received voice and image data of the user ends, and transmits the integrated voice and image data to the user ends. The mobile video conference system is reliable in operation, easy to operate, and low in requirements for network bandwidth, network quality, and the configuration of smart phone terminals, can be used in a wired network, is suitable for conventional 3G and 4G mobile networks, and satisfies a requirement of people for convening conferences anytime and anywhere.
Description
Technical field
The present invention relates to video conferencing technology field, relate to a kind of mobile video session system and its implementation in particular.
Background technology
Along with modern enterprise scale is increasing, personnel's distribution more and more disperses, the demand that people handle official business to distributed collaborative is more and more urgent.And conference system is because can be undertaken mutual intuitively by real-time Transmission sound and view data, become the important effective communication instrument that distributed collaborative does work.But existing conference system carries out communication based on telephone network or cable network, can only permanent plant mounting points be convened just to hold a meeting personnel, the demand of holding a meeting in moving can not be met.
Therefore be necessary to provide a set of video conferencing system being applicable to mobile network, enable user pass through smart mobile phone or special equipment carries out meeting in movement, enable user's holding video conference whenever and wherever possible, improve the efficiency of synergetic office work.In order to reach this object, need to solve following technical problem:
1, mobile network's rate higher bandwidth is limited, and system can not be too high to taking of bandwidth;
2, mobile network's packet loss, out of order relatively many, system can not be too high to the dependence of network;
3, smart mobile phone disposal ability is limited, and system can not be too high to taking of resource;
4, little, the inconvenient operation of smart mobile phone screen, system can not be too complicated.
Summary of the invention
(1) technical problem that will solve
For above shortcoming, the present invention proposes a kind of technical scheme, enables user pass through smart mobile phone or special equipment carries out meeting in movement, enables user's holding video conference whenever and wherever possible, improve the efficiency of synergetic office work, thus a kind of mobile video session system and its implementation are provided.
(2) technical scheme
For solving the problems of the technologies described above, the invention provides described a kind of mobile video session system, the server end comprising user side, be connected by network with user side,
User side, for voice and the image data of typing one side participant, and sends voice and the image data of the party participant, simultaneously the voice of reception server end and image data and carry out broadcastings and show;
Server end, connects with multi-party users end, receives voice and the image data of user side, carries out integration process to the multi-party users end voice received and image data, and the voice after integration process and image data are transferred to each user side.
Further, described user side comprises mobile phone, panel computer or the smart machine with interactive interface.
Further, described server end is provided with communication synchronization function, makes multi-party users end sync session.
An implementation method for mobile video session system, comprises the steps:
1) the video conferencing system management software that server end is built-in, divides into groups to the personnel of user side, and arranges the priority of user side personnel right of speech;
2) client software that user side is built-in, for logging in video conferencing system management software, obtains personnel's group list and personnel's presence simultaneously;
3) in the interactive interface of user side, select the grouping of meeting, click PTT session key and initiate mobile conference, the interactive interface of described user side is provided with the PTT session key for initiating conference;
4) user side is to the session of server end initiating conference, and received server-side to mobile conference request, and sends mobile conference request to other user sides, and other user sides receive mobile conference request and respond, and timing is not to responding user side, and to carry out calling additional;
5) personnel of speech user side, click the PTT session key on interactive interface, to the video conferencing system management software application right of speech of server end, video conferencing system management software sorts according to the priority of right of speech, the right to apply for words personnel filtering out current highest priority obtain right of speech, and the personal information of current acquisition right of speech is informed all participants;
6) obtain the user side of right of speech, the voice of this user side of typing personnel and image data, transfer to other user sides by server end;
7) PTT session key is again clicked, after user's speech, video conferencing system management software release speech right simultaneously, and the application personnel filtering out limit priority from talking right queuing list obtain right of speech, if do not apply for the personnel of right of speech, meeting enters idle condition;
8) non-conference state or idle condition exceed setting duration, and video conferencing system management software discharges meeting-place automatically.
Further, described server end built in video conference system management software, for managing the information processing of the built-in client software of multi-party users end and multi-party users end conference session.
Further, described user side built in client software, for logging in video conferencing system, and with video conferencing system management software communication interaction.
Further, the voice of this user side of described typing personnel and image data, carry out coding by collection voice, image data and send to video conferencing system management software in real time, video conferencing system management software is transmitted to other user side voice, image data, and other user side carries out decoding play the voice received, image data.
Further, described non-conference state comprises: participant member leaves meeting-place, causes meeting-place only surplus next member; Long-time unmanned speech enters idle condition; Conference initiator initiatively discharges meeting-place.
Further, described voice and image data are through data compression, forward error correction redundancy encoding, the out of order restructuring of network jitter and sound successively alternative loss recovery technical finesse recently, ISAC, AMR, GSM, G711 received pronunciation coding is supported in described data compression, described forward error correction redundancy encoding can be recovered under 30% Network Packet Loss, described nearest sound successively substitute loss recovery technology when 20% packet loss people's ear without obvious sensation.
Further, described to video data through data compression, forward error correction redundancy encoding and network jitter out of order restructuring process, H263, H264, mpeg 4 standard Video coding are supported in described data compression, and described forward error correction redundancy encoding can be recovered under 30% Network Packet Loss.
Beneficial effect of the present invention is:
1, based on mobile network, can holding video conference whenever and wherever possible, can meet mobile in the demand of synergetic office work, user can utilize existing Smartphone device simultaneously, need not add special equipment, reduces the use cost of user;
2, compressed encoding (voice support ISAC, AMR, GSM, G711 are carried out to voice, video data, video supports H263, H264, MPEG4), reduce the amount of information of Internet Transmission, forward error correction redundancy encoding is carried out to the voice transmitted, video data, when Network Packet Loss, can from the Frame of front and back, recover packet loss content, effective minimizing is to the dependence of network quality, low to the quality requirement of network, smoothly in a mobile network can carry out meeting interchange; Recipient carries out buffer memory, sequence, restructuring to media bag, solving network jitter and wrap out of order problem, uses smart mobile phone hardware chip to carry out coding and decoding video, reduces CPU usage;
3, meeting-place adopts right of speech to control, and same meeting-place only has a user upwards transferring voice, video data simultaneously, takies little, low to the configuration requirement of intelligent mobile phone terminal to the network bandwidth, right of speech is used to control to meeting-place, ensure that same meeting-place synchronization only has a terminal to upload voice and video, use priority and application time successively, dialogue right applicant carries out sequence screening, the preferential acquisition right of speech of high priority, and the right of speech of low first level user can be interrupted, same priority in chronological sequence obtains right of speech successively, solve collision problem when synchronization has many people to apply for right of speech simultaneously, meeting-place is initiated, the right to apply for words, the release of right of speech, PTT session key is all used to operate, when meeting-place is not set up, pin PTT session key automatically to make a call and set up meeting-place, after meeting-place is set up, pin PTT session key, application right of speech, transmit local terminal voice, video gives other participant, unclamp PTT session key, release speech right, other personnel are allowed to talk, operating in a key, overcome smart mobile phone screen little, inconvenient operation, effective efficiency improving communication, user only uses an intercom push key, just can complete the operation of all meetings, reach the object of a key operation, use simple, operation is convenient,
4, meeting-place adds calling to the timing of the personnel of reaching the standard grade that lag, and reduces the absence of participant; The user reached the standard grade to lagging, timing carries out additional incoming call, reduces the absence rate of participant, during long-time unmanned speech, automatically discharges meeting-place, avoids the waste of the resources such as bandwidth.
Accompanying drawing explanation
Fig. 1 is server end and the user side connection diagram of a kind of mobile video session system of the preferred embodiment of the present invention,
Fig. 2 is server end and the user side structural representation of a kind of mobile video session system of the preferred embodiment of the present invention,
Fig. 3 is the method flow schematic diagram of a kind of mobile video session system of the preferred embodiment of the present invention,
Fig. 4 is the meeting start flow schematic diagram of a kind of mobile video session system of the preferred embodiment of the present invention,
Fig. 5 is the right to apply for words schematic flow sheet of a kind of mobile video session system of the preferred embodiment of the present invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with embodiment also with reference to accompanying drawing, the present invention is described in more detail.Should be appreciated that, these describe just exemplary, and do not really want to limit the scope of the invention.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present invention.
Fig. 1 is server end and the user side connection diagram of a kind of mobile video session system of the preferred embodiment of the present invention,
Fig. 2 is server end and the user side structural representation of a kind of mobile video session system of the preferred embodiment of the present invention,
As depicted in figs. 1 and 2, a kind of mobile video session system, the server end comprising user side, be connected by network with user side,
User side, for voice and the image data of typing one side participant, and sends voice and the image data of the party participant, simultaneously the voice of reception server end and image data and carry out broadcastings and show;
Server end, connects with multi-party users end, receives voice and the image data of user side, carries out integration process to the multi-party users end voice received and image data, and the voice after integration process and image data are transferred to each user side.
Described user side comprises mobile phone, panel computer or the smart machine with interactive interface.
Described server end is provided with communication synchronization function, makes multi-party users end sync session.
Fig. 3 is the substation inner structure schematic diagram of a kind of mobile video session system of the preferred embodiment of the present invention.
As shown in Figure 3, its step is described below: 1) by video conferencing system management software, divide into groups to personnel, arranges the priority of personnel's right of speech.
2) software of user by smart mobile phone is installed, logs in video conferencing system management software, obtains personnel's group list and the online situation of personnel.
3) user chooses the grouping that will hold a meeting, and pins PTT session key and sets up meeting-place.
4) other online user, receives meeting-place request, enters meeting-place; The user reached the standard grade for lagging, additional incoming call is carried out in video conferencing system timing.
5) user pins PTT session key, to video conferencing system management software application right of speech; Video conferencing system management software sorts according to the priority of right of speech, and the right to apply for words personnel filtering out current highest priority obtain right of speech, and the personal information of current acquisition right of speech is informed all participant members.
6) obtain the software terminal of right of speech, gather voice, coding video data also sends to video conferencing system management software in real time.
7) video conferencing system management software is transmitted to other software terminal voice, video data, and other software terminal carries out decoding play the voice received, video data.
8), after user's speech, PTT session key is unclamped, to video conferencing system management software release speech right.
9) video conferencing system management software releasing user right of speech, and from talking right queuing list, filter out other personnel obtain right of speech, if do not have other talking right queuing personnel, meeting enters the idle condition of unmanned speech.
10) there is following situation for the moment, video conferencing system management software release meeting-place.A, participant member leave meeting-place, cause meeting-place only surplus next member, and B, long-time unmanned speech, C, conference initiator initiatively discharge meeting-place.
Described server end built in video conference system management software, for managing the information processing of the built-in client software of multi-party users end and multi-party users end conference session.
Described user side built in client software, for logging in video conferencing system, and with video conferencing system management software communication interaction.
The voice of this user side of described typing personnel and image data, carry out coding by collection voice, image data and send to video conferencing system management software in real time, video conferencing system management software is transmitted to other user side voice, image data, and other user side carries out decoding play the voice received, image data.
Described non-conference state comprises: participant member leaves meeting-place, causes meeting-place only surplus next member; Long-time unmanned speech enters idle condition; Conference initiator initiatively discharges meeting-place.
Described voice and image data are through data compression, forward error correction redundancy encoding, the out of order restructuring of network jitter and sound successively alternative loss recovery technical finesse recently, ISAC, AMR, GSM, G711 received pronunciation coding is supported in described data compression, described forward error correction redundancy encoding can be recovered under 30% Network Packet Loss, described nearest sound successively substitute loss recovery technology when 20% packet loss people's ear without obvious sensation.
Described to video data through data compression, forward error correction redundancy encoding and network jitter out of order restructuring process, H263, H264, mpeg 4 standard Video coding are supported in described data compression, and described forward error correction redundancy encoding can be recovered under 30% Network Packet Loss.
Fig. 4 is the meeting start flow schematic diagram of a kind of mobile video session system of the preferred embodiment of the present invention,
As shown in Figure 4, user initiates mobile video session, and mobile video session system background receives video conference request, if online without other conference members, video conference business terminates, the failure cause that display user is concrete, if there are other conference members online, inquire about online conference member, and send invitation, if on-line meeting member refusal adds meeting, judge whether that all on-line meeting members refusal adds meeting, determine, video conference business terminates, the concrete failure cause of display user; If on-line meeting member adheres to meeting or not all on-line meeting member refusal adds meeting, during then mobile video session is held, people is had to exit in Meeting Held, judge whether exit people is conference initiator, be that video conference business terminates, otherwise record conference member exit, and checks whether that all personnel exits, be that video conference business terminates, otherwise continuation mobile video session is held.
Fig. 5 is the right to apply for words schematic flow sheet of a kind of mobile video session system of the preferred embodiment of the present invention,
As shown in Figure 5, user applies for right of speech, judge whether that someone talks, nobody talks, and user obtains right of speech, someone talks and then judges that whether right of speech priority is higher than current speakers, right of speech is obtained higher than then user, talking right queuing is not entered higher than then user, wait for other user's release speech rights, current speakers's release speech right then user obtains right of speech, other users apply for right of speech, judge other User Priorities, priority higher then user release speech right, other users obtain right of speech, higher priority user is not had then to continue to hold right of speech, judge whether user exceedes the longest talk time, it is then user's release speech right, enter unmanned speech, otherwise continue to hold right of speech, when entering unmanned talk situation, exceed certain hour then conversation end.
Native system is reliable, simple to operate, requires low to the network bandwidth and network quality, low to the configuration requirement of intelligent mobile phone terminal, can not only cable network be applied to, more can be suitable for existing 3G, 4G mobile network very well, the demand of people's holding video conference whenever and wherever possible can be met.
Should be understood that, above-mentioned embodiment of the present invention only for exemplary illustration or explain principle of the present invention, and is not construed as limiting the invention.Therefore, any amendment made when without departing from the spirit and scope of the present invention, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.In addition, claims of the present invention be intended to contain fall into claims scope and border or this scope and border equivalents in whole change and modification.
Claims (10)
1. a mobile video session system, is characterized in that, the server end comprising user side, be connected by network with user side,
User side, for voice and the image data of typing one side participant, and sends voice and the image data of the party participant, simultaneously the voice of reception server end and image data and carry out broadcastings and show;
Server end, connects with multi-party users end, receives voice and the image data of user side, carries out integration process to the multi-party users end voice received and image data, and the voice after integration process and image data are transferred to each user side.
2. a kind of mobile video session system according to claim 1, is characterized in that: described user side comprises mobile phone, panel computer or the smart machine with interactive interface.
3. a kind of mobile video session system according to claim 1, is characterized in that: described server end is provided with communication synchronization function, makes multi-party users end sync session.
4., according to a kind of mobile video session system of claims 1 to 3 described in any one and its implementation, it is characterized in that, comprise the following steps:
1) the video conferencing system management software that server end is built-in, divides into groups to the personnel of user side, and arranges the priority of user side personnel right of speech;
2) client software that user side is built-in, for logging in video conferencing system management software, obtains personnel's group list and personnel's presence simultaneously;
3) in the interactive interface of user side, select the grouping of meeting, click PTT session key and initiate mobile conference, the interactive interface of described user side is provided with the PTT session key for initiating conference;
4) user side is to the session of server end initiating conference, and received server-side to mobile conference request, and sends mobile conference request to other user sides, and other user sides receive mobile conference request and respond, and timing is not to responding user side, and to carry out calling additional;
5) personnel of speech user side, click the PTT session key on interactive interface, to the video conferencing system management software application right of speech of server end, video conferencing system management software sorts according to the priority of right of speech, the right to apply for words personnel filtering out current highest priority obtain right of speech, and the personal information of current acquisition right of speech is informed all participants;
6) obtain the user side of right of speech, the voice of this user side of typing personnel and image data, transfer to other user sides by server end;
7) PTT session key is again clicked, after user's speech, video conferencing system management software release speech right simultaneously, and the application personnel filtering out limit priority from talking right queuing list obtain right of speech, if do not apply for the personnel of right of speech, meeting enters idle condition;
8) non-conference state or idle condition exceed setting duration, and video conferencing system management software discharges meeting-place automatically.
5. a kind of mobile video session system according to claim 4, is characterized in that: described server end built in video conference system management software, for managing the information processing of the built-in client software of multi-party users end and multi-party users end conference session.
6. a kind of mobile video session system according to claim 4, is characterized in that: described user side built in client software, for logging in video conferencing system, and with video conferencing system management software communication interaction.
7. a kind of mobile video session system according to claim 4, it is characterized in that: the voice of this user side of described typing personnel and image data, carry out coding by collection voice, image data and send to video conferencing system management software in real time, video conferencing system management software is transmitted to other user side voice, image data, and other user side carries out decoding play the voice received, image data.
8. a kind of mobile video session system according to claim 4, is characterized in that: described non-conference state comprises: participant member leaves meeting-place, causes meeting-place only surplus next member; Long-time unmanned speech enters idle condition; Conference initiator initiatively discharges meeting-place.
9. a kind of mobile video session system according to claim 4, it is characterized in that: described voice and image data are through data compression, forward error correction redundancy encoding, the out of order restructuring of network jitter and sound successively alternative loss recovery technical finesse recently, ISAC, AMR, GSM, G711 received pronunciation coding is supported in described data compression, described forward error correction redundancy encoding can be recovered under 30% Network Packet Loss, described nearest sound successively substitute loss recovery technology when 20% packet loss people's ear without obvious sensation.
10. a kind of mobile video session system according to claim 4, it is characterized in that: described to video data through data compression, forward error correction redundancy encoding and network jitter out of order restructuring process, H263, H264, mpeg 4 standard Video coding are supported in described data compression, and described forward error correction redundancy encoding can be recovered under 30% Network Packet Loss.
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