CN101867769A - Network multimedia communication method and system - Google Patents
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- CN101867769A CN101867769A CN 201010189324 CN201010189324A CN101867769A CN 101867769 A CN101867769 A CN 101867769A CN 201010189324 CN201010189324 CN 201010189324 CN 201010189324 A CN201010189324 A CN 201010189324A CN 101867769 A CN101867769 A CN 101867769A
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Abstract
The invention discloses a network multimedia communication method and a network multimedia communication system. Network video conference terminals of meeting places are linked through a video conference system in the Internet; the network video conference terminals of the meeting places receive control information generated by a control device in respective meeting place, acquire multimedia information of respective meeting place by utilizing multimedia equipment in respective meeting place according to the control information, and process and send the multimedia information to the video conference system in the Internet for configuration; and the network video conference terminals of the meeting places receive the multimedia information configured by the video conference system in the Internet, and output the multimedia information through the multimedia equipment in respective meeting place. Based on the video conference system in the Internet, by adopting open information transmission and processing technology, the multimedia information is transmitted and processed by the network video conference terminals, and the development cost of the system and the using cost of users can be reduced.
Description
Technical field
The present invention relates to communication technical field, relate to a kind of network multimedia communication method and system in particular.
Background technology
Along with the continuous progress of science and technology, for satisfying the boundary that people cross over the space, realize the requirement that talks face to face between the strange land, based on network multimedia communication technology has also developed thereupon fast.Wherein, network teleconference system is a kind of real-time communication (IM Network Based, InstantMessaging) multimedia communications system, provide two or more different local individual or colonies, by transmission line and multimedia equipment, function with sound, image and documentation pass mutually realizes the communication of immediate interactive, to realize the system of meeting purpose.This network teleconference system is mainly used in aspects such as many people video conference, video communication, multi-person speech, Screen sharing, dynamically PPT speech, written communication, note message, electronic whiteboard, many people desktop are shared, file transfer.
Present network teleconference system mainly is divided into two kinds: first kind of network teleconference system that is based on computer software; Second kind of network teleconference system that is based on micro-control unit (MCU, Micro ControlUnit) hardware systems.
Wherein, first kind of network teleconference system based on computer software, comparatively simple during use, but owing to there is not the treatment facility of corresponding conference management and conference voice, be not suitable for big-and-middle-sized conferencing environment, can only be used for mini-session, i.e. desktop environment.If the separately conference management and the voice device of configuring external again on the basis of this network teleconference system can improve the cost of whole network teleconference system, also can make this network teleconference system tender.
Second kind of network teleconference system based on the MCU hardware systems, the construction cost of its system is higher, is applicable to big-and-middle-sized conferencing environment usually.The software and hardware system that moved in this network teleconference system is the right and wrong opening all, promptly all be based on the special exploitation of demand of this network teleconference system, since each software and hardware development cost is higher targetedly specially, cause the whole cost of this network teleconference system to improve, and because this network teleconference system is not based on open platform, can't with the software configuration of open platform, and the user interface link of adopting open platform, need the user to pass through the application that special for a long time study could be grasped this network teleconference system, increased the difficulty that the user directly uses this network teleconference, promptly the user can not be quick, use this network teleconference system easily.
So, need now a kind ofly can solve the existing non-open type system of above-mentioned network teleconference system, and the network multimedia communication system of exploitation and the more high shortcoming of use cost.
Summary of the invention
In view of this, the invention provides a kind of network multimedia communication method and system, solved the existing non-open type system of network teleconference system of the prior art, and exploitation and use cost problem of higher.
For achieving the above object, the invention provides following technical scheme:
A kind of network multimedia communication method comprises:
The network teleconference terminal in each meeting-place is set up link by the video conferencing system in the Internet;
The network teleconference terminal in described each meeting-place receives the control information that control appliance generates in the meeting-place separately, utilize the multimedia equipment in the meeting-place separately to gather the multimedia messages in meeting-place separately according to described control information, and the video conferencing system that is sent in the described the Internet after described multimedia messages handled reconfigure;
The network teleconference terminal in described each meeting-place receives the multimedia messages by the configuration of the video conferencing system in the described the Internet, and described multimedia messages is exported in the multimedia equipment in the meeting-place separately.
Preferably, the network teleconference terminal in described each meeting-place utilizes the multimedia equipment in the meeting-place separately to gather the multimedia messages in meeting-place separately according to described control information, and the process of handling, and comprising:
Network teleconference terminal in described each meeting-place is according to the audio frequency control information in the described control information, control the audio frequency apparatus in the multimedia equipment of described meeting-place separately, gather the audio-frequency information in the described meeting-place separately, and described audio-frequency information is carried out audio mixing, and the dsp data-signal is handled;
Network teleconference terminal in described each meeting-place is controlled the video equipment in the multimedia equipment of described meeting-place separately according to the video control information in the described control information, gathers the video information in the described meeting-place separately, and described video information is compressed.
Preferably, the network teleconference terminal in described each meeting-place receives the multimedia messages by the configuration of the video conferencing system in the described the Internet, and the process that described multimedia messages is exported in the multimedia equipment in the meeting-place separately comprises:
The network teleconference terminal in described each meeting-place receives the audio-frequency information in the described multimedia messages, and is sent to the public address equipment in the described multimedia equipment of meeting-place correspondence separately, exports described audio-frequency information;
Video information in the described multimedia messages that the network teleconference terminal in described each meeting-place will receive is carried out integration processing, and is sent to the video equipment in the described multimedia equipment of meeting-place correspondence separately, exports described video information.
Preferably, described network teleconference terminal adopt wired, infrared or and the wireless receiving technology receive described control information.
A kind of network multimedia communication system comprises: by the network teleconference terminal in each meeting-place of the link of the video conferencing system in the Internet, and control appliance in each meeting-place and multimedia equipment, wherein,
Control appliance in described each meeting-place is used to generate control information, and described control information is sent in the network teleconference terminal that links with it;
Network teleconference terminal in described each meeting-place, be used to receive described control information, control separately the multimedia equipment in meeting-place according to described control information and gather the multimedia messages in meeting-place separately, and the video conferencing system that is sent in the described the Internet after described multimedia messages handled is configured, and receive multimedia messages by each meeting-place of the configuration of the video conferencing system in the described the Internet, the multimedia messages in described each meeting-place is sent in the corresponding multimedia equipment;
Multimedia equipment in described each meeting-place, be used for gathering the multimedia messages in meeting-place separately, and be sent in the corresponding separately described network teleconference terminal, and the video conferencing system of output in the Internet feeds back to the multimedia messages in each meeting-place of described network teleconference terminal.
Preferably, the network teleconference terminal in described each meeting-place comprises:
Hardware device, be used for receiving and send the control information that the control appliance in meeting-place separately generates and receive multimedia messages in described each meeting-place, and the multimedia messages in described each meeting-place handled, send it in the corresponding multimedia equipment;
Main control computer is used to control described hardware device and operates accordingly according to the control information that receives.
Preferably, described hardware device comprises:
Receiving element is used to receive described control information, and receives the described multimedia messages that described multimedia equipment collects, and the multimedia messages that receives each meeting-place of described main control computer transmission;
Audio treatment unit, the audio-frequency information in the described multimedia messages that is used for meeting-place is separately collected carries out that audio mixing is handled and dsp handles, and the audio-frequency information in the multimedia messages in each meeting-place that receiving element is received carries out the dsp processing;
Video processing unit is used for the video information of the described multimedia messages that collects is compressed processing, and the video information in the multimedia messages in each meeting-place that receiving element is received is carried out integration processing;
Transmitting element is used for the described multimedia messages through audio treatment unit and video processing unit processing is sent to the video conferencing system in the described the Internet, and in the described multimedia equipment of current meeting-place correspondence.
Preferably, the control appliance in described each meeting-place comprises: mouse, electronic whiteboard and or keyboard.
Preferably, the multimedia equipment in described each meeting-place comprises:
Audio frequency apparatus is used for gathering the audio-frequency information in meeting-place, place, and exports the audio-frequency information in described each meeting-place;
Video equipment is used for gathering the video information in meeting-place, described place, and exports the video information in described each meeting-place.
Preferably, described audio frequency apparatus comprises:
Wireless and or wired Mike, be used for gathering the audio-frequency information in meeting-place, place;
Audio amplifier is used to export the described audio-frequency information through after configuration, the processing;
Described video equipment comprises:
Camera is used for gathering the video information in meeting-place, described place;
Projecting apparatus is used to export the described video information through after configuration, the processing.
Via above-mentioned technical scheme as can be known, compared with prior art, the present invention openly provides a kind of network multimedia communication method and system, the network teleconference terminal in each meeting-place video conferencing system based on open the Internet is linked, and utilize the digital wireless communication technology, and it is wired, infrared, the wireless receiving technology, control appliance by each network teleconference terminal is controlled, the multimedia messages that multimedia equipment in each meeting-place is collected, after handling in the network teleconference terminal in each meeting-place, dispose by the video conferencing system in the Internet, again this multimedia messages is fed back to the network teleconference terminal in described each meeting-place, and by multimedia equipment corresponding in the meeting-place separately with this multimedia messages output.Network teleconference terminal in described in the present invention each meeting-place is based on open system, be that network teleconference terminal in described each meeting-place links by the video conferencing system in the Internet, and its software and hardware can be realized network multimedia communication simultaneously, promptly realize reception to the multimedia messages in each meeting-place, handle and send, not only do not need the special decompress(ion) of redeveloping, compression, audio mixings etc. carry out the soft of relevant treatment at multimedia messages, hardware has reduced the cost that development cost and user use this network multimedia communication system.
In addition, network teleconference terminal among the present invention can link with the user interface that adopts open platform, wiring is comparatively simple, and the control appliance of this network multimedia communication system adopts standardization operations such as mouse, makes the user can be quick and easy this network multimedia communication system is operated.In addition, the software in this network teleconference terminal can automatically perform the program of setting, and the auto-update that carries out program.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiments of the invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to the accompanying drawing that provides.
Fig. 1 is the flow chart a of a kind of network multimedia communication method of the present invention;
The flow chart b that Fig. 2 handles for multimedia messages in a kind of network multimedia communication method of the present invention;
The flow chart c that Fig. 3 handles for multimedia messages in a kind of network multimedia communication method of the present invention;
Fig. 4 is the entire block diagram d of a kind of network multimedia communication of the present invention system;
The part system block diagram e that Fig. 5 is example for the present invention with meeting-place;
The part system block diagram f that Fig. 6 is example for the present invention with meeting-place;
The part system block diagram g that Fig. 7 is example for the present invention with meeting-place;
The part system block diagram h that Fig. 8 is example for the present invention with meeting-place.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
The embodiment of the invention discloses a kind of network multimedia communication method and system, the network teleconference terminal in each meeting-place video conferencing system based on open the Internet is linked, and utilize the digital wireless communication technology, and it is infrared, the wireless receiving technology, control appliance by each network teleconference terminal is controlled, the multimedia messages that multimedia equipment in each meeting-place is collected, after handling in the network teleconference terminal in corresponding meeting-place, be sent in other meeting-place by the Internet, and this multimedia messages exported by multimedia equipment corresponding in other meeting-place.
Network teleconference terminal is based on open system in the present invention, be that video conferencing system in the Internet links, and its software and hardware can be realized network multimedia communication simultaneously, promptly realize in the network teleconference reception, processing, configuration and transmission to multimedia messages, do not need to redevelop special decompress(ion), compression, audio mixings etc. carry out soft, the hardware of relevant treatment at multimedia messages, reduced cost of developing, the whole cost of network multimedia communication system is reduced.
See also accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3, flow chart a, b and the c of a kind of network multimedia communication method disclosed by the invention, carrying out network multimedia communication, when promptly carrying out the network teleconference, mainly may further comprise the steps: the network teleconference terminal in described each meeting-place receives the multimedia messages by the configuration of the video conferencing system in the described the Internet, and described multimedia messages is exported in the multimedia equipment in the meeting-place separately.
Step S11, the network teleconference terminal in each meeting-place is set up link by the video conferencing system in the Internet.
Step S12, the network teleconference terminal in described each meeting-place receives the control information that control appliance generates in the meeting-place separately, utilize the multimedia equipment in the meeting-place separately to gather the multimedia messages in meeting-place separately according to described control information, and the video conferencing system that is sent in the described the Internet after described multimedia messages handled reconfigure.
When execution in step S12, the control information that the network teleconference terminal in each meeting-place receives, be to utilize separately in the meeting-place by the meeting-place host in each meeting-place, the relevant information of control appliance input with network teleconference terminal in this meeting-place links is sent in the network teleconference terminal in this meeting-place by this control appliance generation corresponding control information again.For example, the meeting-place of carrying out the network teleconference always has four, is respectively a meeting-place, No. two meeting-place, No. three meeting-place and No. four meeting-place.Wherein, the host in a meeting-place imports relevant information in the control appliance in a meeting-place, and generates control information by this control appliance, is sent in the network teleconference terminal in this meeting-place; The host in No. two meeting-place imports relevant information in the control appliance in No. two meeting-place, and generates control information by this control appliance, is sent in the network teleconference terminal in these No. two meeting-place.The rest may be inferred, the operation that also can be correlated with in other meeting-place.
In step S12, the network teleconference terminal in described each meeting-place utilize the multimedia equipment in the meeting-place separately to gather the multimedia messages in meeting-place separately according to described control information, and the process that described multimedia messages is handled may further comprise the steps:
Step S121, network teleconference terminal in each meeting-place, according to the audio frequency control information in the control information that receives, control the audio frequency apparatus in the multimedia equipment of described meeting-place separately, and utilize this audio frequency apparatus to gather audio-frequency information in described meeting-place separately, and in each the self-corresponding network teleconference terminal audio-frequency information that collects is carried out audio mixing, and dsp handles (Digital Signal Processing, Digital Signal Processing).
Step S122, network teleconference terminal in each meeting-place, according to the video control information in the control information that receives, control the video equipment in the multimedia equipment of described meeting-place separately, and utilize this video equipment to gather video information in described meeting-place separately, and in each self-corresponding network teleconference terminal, the video information that collects is compressed.
Need to prove that among the embodiment that the invention described above provides, network teleconference terminal receives the control information that corresponding control appliance generates, can adopt wired, infrared or and the wireless receiving technology receive this control information.But embodiments of the invention are not limited in this.
Step S13, the network teleconference terminal in described each meeting-place receives the multimedia messages by the configuration of the video conferencing system in the described the Internet, and described multimedia messages is exported in the multimedia equipment in the meeting-place separately.
In step S13, the network teleconference terminal in described each meeting-place receives the multimedia messages by the configuration of the video conferencing system in the described the Internet, and with the process that described multimedia messages is exported in the multimedia equipment in the meeting-place separately, concrete steps comprise:
Step S131, the audio-frequency information in the network teleconference terminal receiving multimedia information in described each meeting-place, and send it in the public address equipment in the multimedia equipment of meeting-place correspondence separately, and export this audio-frequency information from this public address equipment.In addition, the meeting presider in the meeting-place can also promptly control described audio frequency apparatus and export sound size of this audio-frequency information or the like by the control of the control appliance in the meeting-place separately corresponding audio equipment separately.But embodiments of the invention are not limited in this.
Step S132, network teleconference terminal in described each meeting-place is carried out integration processing with the video information in the multimedia messages that receives, be about to carry out integration processing through the video information of the configuration of the video conferencing system in the Internet back feedback, to carry out the video information after the integration processing then, be sent in the video equipment in the multimedia equipment of meeting-place correspondence separately, and from this video equipment output this video information, simultaneously, show this video information on the video equipment in the media device in current meeting-place.
Need to prove, multimedia equipment in each meeting-place comprises audio frequency apparatus and video equipment, wherein, comprise audio collecting device and audio output apparatus in the audio frequency apparatus, wherein, audio collecting device can be a wireless microphone, also can wire microphone, when the participant made a speech by wired or wireless microphone, the audio-frequency information of generation received by wired or wireless microphone; Audio output apparatus can be audio amplifier or power amplification sound box etc.Comprise video capture device and picture output device in the video equipment, wherein, video capture device can be all kinds of cameras; Picture output device can be liquid crystal display screen or projecting apparatus etc.But embodiments of the invention are not limited in this.
Be example still here with four meeting-place, wherein the network teleconference terminal in each meeting-place is after carrying out above-mentioned steps S121 and step S122, the video information gathering separately and handled and audio-frequency information are sent in the video conferencing system in the Internet, the video information and the audio-frequency information in each meeting-place that the video conferencing system in this Internet will receive are configured, the concrete configuration process is: the audio ﹠ video information in meeting-place is sent to its corresponding video equipment and audio frequency apparatus in No. two meeting-place, No. three meeting-place and No. four meeting-place, and output; Audio ﹠ video information in No. two meeting-place is sent to its corresponding video equipment and audio frequency apparatus in meeting-place, No. three meeting-place and No. four meeting-place.The rest may be inferred, and No. three meeting-place and No. four meeting-place also similarly dispose.Simultaneously, in each meeting-place, export the audio ﹠ video information in meeting-place separately on corresponding itself the audio ﹠ video output equipment.But embodiments of the invention are not limited in this.
Need to prove, network multimedia communication method based on the network teleconference terminal among the present invention, adopt the video conferencing system of open the Internet that the network teleconference terminal in each meeting-place is linked, and only need handle the multimedia messages that collects by network teleconference terminal, and do not need to redevelop special decompress(ion), compression, audio mixing etc. carry out soft, the hardware of relevant treatment at multimedia messages, have reduced the cost that development cost and user use this network multimedia communication system.And, network teleconference terminal among the present invention can link with the user interface that adopts open platform, wiring is comparatively simple, and the control appliance of this network multimedia communication system adopts standardization operations such as mouse, makes the user can be quick and easy this network multimedia communication system is operated.
In addition, be used for the network teleconference terminal of a kind of network multimedia communication method disclosed by the invention, can also automatically perform the program of its inner setting, and the auto-update that carries out software program.
The above-mentioned the present invention of describing in detail is used for a kind of network multimedia communication method, can adopt the system of various ways to realize for method of the present invention, therefore, on the basis of a kind of network multimedia communication method disclosed by the invention, a kind of network multimedia communication system is disclosed also.See also accompanying drawing 4, a kind of network multimedia communication disclosed by the invention system specifically comprises: the network teleconference terminal 41 in each meeting-place, control appliance 42 and multimedia equipment 43 in each meeting-place.
When carrying out the network teleconference, network teleconference terminal 41 in each meeting-place links by the video conferencing system in the Internet 44, the all corresponding control appliance 42 separately of each network teleconference terminal 41, so that the host in meeting-place can pass through control appliance 42, network teleconference terminal 41 to correspondence is controlled, and be placed in the multimedia equipment 43 in each meeting-place, also all with meeting-place separately in network teleconference terminal 41 be linked.Wherein,
Describe for example, the meeting-place of carrying out the network teleconference always has three, is respectively a meeting-place, No. two meeting-place and No. three meeting-place.The host in each meeting-place wherein, by importing relevant information in the control appliance 42 that in meeting-place separately, is linked with network teleconference terminal 41, and, be sent to the operation that the network teleconference terminal 41 in this meeting-place is correlated with by these control appliance 42 generation control informations.Here be elaborated at a meeting-place.
See also accompanying drawing 5, in a meeting-place, have a plurality of multimedia equipments 43 that are used to gather and export multimedia messages, comprising: audio frequency apparatus 431 and video equipment 432.
Web conference video terminal 41 in meeting-place receives the control information that control appliance 42 sends, and wherein, includes audio frequency control information and video control information in this control information.Web conference video terminal 41 is operated accordingly according to the control information that receives, and sees also accompanying drawing 6 and accompanying drawing 7, comprises in network teleconference terminal 41: hardware device 411 and main control computer 412.
Receiving element 4111 is used to receive described control information, and receives the described multimedia messages that described multimedia equipment collects, and the multimedia messages that receives each meeting-place of video conferencing system 44 feedbacks in the described the Internet.
Comprise in the multimedia messages of video conferencing system 44 feedbacks in the described the Internet that receiving element 4111 receives: the multimedia messages in No. two meeting-place and No. three meeting-place.
Receiving element 4111 in network teleconference terminal 41, receive the control information that control appliance 42 sends based on infrared reception technique or wired, wireless receiving technology etc., and according to the audio frequency control information in this control information, under the control of main control computer 412, open corresponding audio frequency apparatus 431,431 pairs of meeting-place sound intermediate frequencies of this audio frequency apparatus are gathered, and the audio-frequency information that collects is sent in the audio treatment unit 4112 in the network teleconference terminal 41.Simultaneously, this receiving element 4111 also receives the audio-frequency information in each meeting-place of video conferencing system 44 feedbacks in the described the Internet, the both audio-frequency information in No. two meeting-place and No. three meeting-place.
Audio treatment unit 4112, the audio-frequency information in the described multimedia messages that is used for meeting-place is separately collected carries out that audio mixing is handled and dsp handles, and the audio-frequency information in the multimedia messages in each meeting-place that receiving element 4111 is received carries out the dsp processing.
In audio treatment unit 4112, the audio-frequency information that collects is adopted the processing of integrating the simulation audio mixing, then, the audio-frequency information after again audio mixing being handled is sent in the main control computer 421, and the digital signal processing unit in main control computer 421 (indicating among the figure) carries out the dsp processing.In addition, when receiving element 4111 receives audio-frequency information in the multimedia messages of video conferencing system 44 feedback in the Internet, also in audio treatment unit 4112, carry out dsp and handle.
Receiving element 4111 in network teleconference terminal 41, receive the control information that control appliance 42 sends based on infrared reception technique or wired, wireless receiving technology etc., and according to the video control information in this control information, under the control of main control computer 412, open corresponding video equipment 432, video in 432 pairs of meeting-place of this video equipment is gathered, and the video information that collects is sent in the video processing unit 4113 in the network teleconference terminal 41.Simultaneously, this receiving element 4111 also receives the video information in each meeting-place of video conferencing system 44 feedbacks in the described the Internet, the both video information in No. two meeting-place and No. three meeting-place.
Video processing unit 4113 is used for the video information of the described multimedia messages that collects is compressed processing, and the video information in the multimedia messages in each meeting-place that receiving element is received is carried out integration processing.
Transmitting element 4114 is used for the described multimedia messages through audio treatment unit 4112 and video processing unit 4113 processing is sent to the video conferencing system 44 in the described the Internet, and in the described multimedia equipment 43 of current meeting-place correspondence.
The process that is example with meeting-place is, receiving element 4111 in the network teleconference terminal 41 in first meeting-place, reception is through No. two meeting-place of the video conferencing system in the Internet feedback and the multimedia messages in No. three meeting-place, and this multimedia messages is sent in the hardware device 411.
Wherein, the multimedia messages in No. two meeting-place and No. three meeting-place is received by receiving element 4111, and carries out the integration processing of video information in video processing unit 4113.No. two meeting-place that 4114 of transmitting elements receive receiving element 4111 and the audio-frequency information in No. three meeting-place are sent in meeting-place and No. two meeting-place and No. three meeting-place respectively in the corresponding audio equipment 431; No. two meeting-place that receiving element 4111 is received and the video information in No. three meeting-place, be sent in meeting-place with the corresponding respectively video equipment 432 in No. two meeting-place and No. three meeting-place in.
In addition, the audio ﹠ video information in a meeting-place collecting is carried out the processing of audio mixing and compression respectively in audio treatment unit 4112 and video processing unit 4113, and the audio ﹠ video information after will handling is sent to the video conferencing system 44 in the Internet, and feed back in the network teleconference terminal 41 in No. two meeting-place and No. three meeting-place, and output in its corresponding audio equipment 431 and video equipment 432 by it.
Need to prove that the audio ﹠ video information in meeting-place is exported on the local audio devices of a meeting-place correspondence and video equipment.The embodiment of the invention described above is that example describes with a meeting-place, and is same, and in the process that Web conference carries out, identical operations is also carried out in No. two meeting-place and No. three meeting-place.But embodiments of the invention are not limited in this.
The present invention adopts digital wireless communication technology transmission information in the Internet, and by being linked at the network teleconference terminal in each meeting-place in the Internet, finishes the network teleconference.
Network teleconference terminal is based on that video conferencing system in the Internet links in the present invention, promptly based on the system of an opening, and the network teleconference terminal in this network multimedia communication system can realize network multimedia communication simultaneously, promptly realize in the network teleconference reception to multimedia messages, handle, configuration and transmission, do not need the special decompress(ion) of redeveloping, compression, audio mixings etc. carry out the soft of relevant treatment at multimedia messages, hardware, reduced the cost that development cost and user use this network multimedia communication system, and then the whole cost of network multimedia communication system is reduced.
In addition, see also accompanying drawing 8, in above-mentioned audio frequency apparatus 431, comprise: wireless Mike 4311 and sound equipment 4312.
Wireless Mike 4311 is used for gathering the audio-frequency information in meeting-place, place, gathers this audio-frequency information in meeting-place separately based on the wireless receiving technology.Need to prove, also can use wire microphone among the present invention, gather audio-frequency information in the meeting-place, place based on wired reception technique, and other can gather the equipment of audio-frequency information, for example audio collection device etc.But embodiments of the invention are not limited in this.
Audio amplifier 4312 is used to export the described audio-frequency information through after configuration, the processing.The present invention also can use power amplifier output audio information.
In above-mentioned video equipment 432, comprise: camera 4321 and projecting apparatus 4322.
Camera 4321 is used for gathering the video information in meeting-place, place.
Projecting apparatus 4322 is used for output through configuration, processed video information.
Need to prove, in an embodiment of the present invention, multimedia equipment 43 in each meeting-place, the number of promptly wireless Mike 4311, sound equipment 4312, camera 4321 and projecting apparatus 4322 can be provided with as required, needs a cover multimedia equipment 43 in each meeting-place at least.Simultaneously, the multimedia equipment of gathering audio ﹠ video is not limited in part disclosed by the invention, also can be other equipment with correlation function, for example, and power amplifier, display instrument, audio collection device and video camera etc.
For example, among the embodiment based on an above-mentioned meeting-place, wireless Mike 4311 collects the audio-frequency information in a meeting-place, and output in the audio amplifier 4312 of correspondence in this meeting-place after carrying out a series of the processing, simultaneously, configuration by the video conferencing system in the Internet 44 is sent to other meeting-place with the audio-frequency information in a meeting-place, i.e. output in the corresponding audio amplifier (indicating among the figure) in No. two meeting-place and No. three meeting-place.
Equally, camera 4321 in meeting-place is gathered the video information in a meeting-place, and output in the projecting apparatus 4312 of correspondence in this meeting-place after carrying out a series of the processing, simultaneously, configuration by the video conferencing system in the Internet 44 is sent to other meeting-place with the video information in a meeting-place, i.e. output in the projecting apparatus (indicating among the figure) of the correspondence in No. two meeting-place and No. three meeting-place.
In addition, in the disclosed embodiment of the invention described above, network teleconference terminal links with the user interface that adopts open platform, wiring is comparatively simple, and the control appliance of this network multimedia communication system adopts standardization operations such as mouse, makes the user can be quick and easy this network multimedia communication system is operated.In addition, the software in this network teleconference terminal can automatically perform the program of setting, and the auto-update that carries out program.
Need to prove, control appliance 42 in the foregoing description can be mouse, electronic whiteboard and or keyboard, when the user uses above-mentioned control appliance 42, can finish control by shirtsleeve operation to network teleconference terminal 41, and do not need special study and training, make the user can carry out associative operation easily and efficiently.
Each embodiment adopts the mode of going forward one by one to describe in this specification, and what each embodiment stressed all is and the difference of other embodiment that identical similar part is mutually referring to getting final product between each embodiment.For the disclosed device of embodiment, because it is corresponding with the embodiment disclosed method, so description is fairly simple, relevant part partly illustrates referring to method and gets final product.
The method of describing in conjunction with embodiment disclosed herein or the step of algorithm can directly use the software module of hardware, processor execution, and perhaps the combination of the two is implemented.Software module can place the storage medium of any other form known in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or the technical field.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the present invention.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (10)
1. a network multimedia communication method is characterized in that, comprising:
The network teleconference terminal in each meeting-place is set up link by the video conferencing system in the Internet;
The network teleconference terminal in described each meeting-place receives the control information that control appliance generates in the meeting-place separately, utilize the multimedia equipment in the meeting-place separately to gather the multimedia messages in meeting-place separately according to described control information, and the video conferencing system that is sent in the described the Internet after described multimedia messages handled is configured;
The network teleconference terminal in described each meeting-place receives the multimedia messages by the configuration of the video conferencing system in the described the Internet, and described multimedia messages is exported in the multimedia equipment in the meeting-place separately.
2. method according to claim 1 is characterized in that, the network teleconference terminal in described each meeting-place utilizes the multimedia equipment in the meeting-place separately to gather the multimedia messages in meeting-place separately according to described control information, and the process of handling, and comprising:
Network teleconference terminal in described each meeting-place is according to the audio frequency control information in the described control information, control the audio frequency apparatus in the multimedia equipment of described meeting-place separately, gather the audio-frequency information in the described meeting-place separately, and described audio-frequency information is carried out audio mixing, and the dsp data-signal is handled;
Network teleconference terminal in described each meeting-place is controlled the video equipment in the multimedia equipment of described meeting-place separately according to the video control information in the described control information, gathers the video information in the described meeting-place separately, and described video information is compressed.
3. method according to claim 1, it is characterized in that, the network teleconference terminal in described each meeting-place receives the multimedia messages by the configuration of the video conferencing system in the described the Internet, and the process that described multimedia messages is exported in the multimedia equipment in the meeting-place separately comprises:
The network teleconference terminal in described each meeting-place receives the audio-frequency information in the described multimedia messages, and is sent to the public address equipment in the described multimedia equipment of meeting-place correspondence separately, exports described audio-frequency information;
Video information in the described multimedia messages that the network teleconference terminal in described each meeting-place will receive is carried out integration processing, and is sent to the video equipment in the described multimedia equipment of meeting-place correspondence separately, exports described video information.
4. method according to claim 1 is characterized in that, described network teleconference terminal adopt wired, infrared or and the wireless receiving technology receive described control information.
5. a network multimedia communication system is characterized in that, comprising: by the network teleconference terminal in each meeting-place of the link of the video conferencing system in the Internet, and control appliance in each meeting-place and multimedia equipment, wherein,
Control appliance in described each meeting-place is used to generate control information, and described control information is sent in the network teleconference terminal that links with it;
Network teleconference terminal in described each meeting-place, be used to receive described control information, control separately the multimedia equipment in meeting-place according to described control information and gather the multimedia messages in meeting-place separately, and the video conferencing system that is sent in the described the Internet after described multimedia messages handled is configured, and receive multimedia messages by each meeting-place of the configuration of the video conferencing system in the described the Internet, the multimedia messages in described each meeting-place is sent in the corresponding multimedia equipment;
Multimedia equipment in described each meeting-place, be used for gathering the multimedia messages in meeting-place separately, and be sent in the corresponding separately described network teleconference terminal, and the video conferencing system of output in the Internet feeds back to the multimedia messages in each meeting-place of described network teleconference terminal.
6. system according to claim 5 is characterized in that, the network teleconference terminal in described each meeting-place comprises:
Hardware device, be used for receiving and sending the control information of the control appliance generation in meeting-place separately, and receive multimedia messages in described each meeting-place, and the multimedia messages in described each meeting-place is handled, send it in the corresponding multimedia equipment;
Main control computer is used to control described hardware device and operates accordingly according to the control information that receives.
7. system according to claim 6 is characterized in that, described hardware device comprises:
Receiving element is used to receive described control information, and receives the described multimedia messages that described multimedia equipment collects, and the multimedia messages that receives each meeting-place of the video conferencing system feedback in the described the Internet;
Audio treatment unit, the audio-frequency information in the described multimedia messages that is used for meeting-place is separately collected carries out that audio mixing is handled and dsp handles, and the audio-frequency information in the multimedia messages in each meeting-place that receiving element is received carries out the dsp processing;
Video processing unit is used for the video information of the described multimedia messages that collects is compressed processing, and the video information in the multimedia messages in each meeting-place that receiving element is received is carried out integration processing;
Transmitting element is used for the described multimedia messages through audio treatment unit and video processing unit processing is sent to the video conferencing system in the described the Internet, and in the described multimedia equipment of current meeting-place correspondence.
8. system according to claim 5 is characterized in that, the control appliance in described each meeting-place comprises: mouse, electronic whiteboard and or keyboard.
9. system according to claim 5 is characterized in that, the multimedia equipment in described each meeting-place comprises:
Audio frequency apparatus is used for gathering the audio-frequency information in meeting-place, place, and exports the audio-frequency information in described each meeting-place;
Video equipment is used for gathering the video information in meeting-place, described place, and exports the video information in described each meeting-place.
10. system according to claim 9 is characterized in that,
Described audio frequency apparatus comprises:
Wireless and or wired Mike, be used for gathering the audio-frequency information in meeting-place, place;
Audio amplifier is used to export the described audio-frequency information through after configuration, the processing;
Described video equipment comprises:
Camera is used for gathering the video information in meeting-place, described place;
Projecting apparatus is used to export the described video information through after configuration, the processing.
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| CN 201010189324 CN101867769A (en) | 2010-05-26 | 2010-05-26 | Network multimedia communication method and system |
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| CN 201010189324 CN101867769A (en) | 2010-05-26 | 2010-05-26 | Network multimedia communication method and system |
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