CN101742217B - Video communication method and system - Google Patents
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- CN101742217B CN101742217B CN 200910261365 CN200910261365A CN101742217B CN 101742217 B CN101742217 B CN 101742217B CN 200910261365 CN200910261365 CN 200910261365 CN 200910261365 A CN200910261365 A CN 200910261365A CN 101742217 B CN101742217 B CN 101742217B
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Abstract
The invention discloses a video communication method and a video communication system. The method comprises the following steps that: a service controller sends a switching notice to a first video substitution apparatus corresponding to a first terminal and a file server according to a video substitution request message sent by the first terminal; the file server sends a stored substitution video of the first terminal to the first video substitution apparatus according to the switching notice; and the first video substitution apparatus sends the received substitution video to a second terminal according to the switching notice. The method and the system can meet various requirements of a visible terminal user, improve individualized service experience of the terminal user and meet the individuation requirement of the user during conversation at the same time.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of video communication method and system.
Background technology
In the video telephone process, the user sends the video image of oneself to the other side by 3G network, makes the other side can see the image of oneself.One side of conversation on video telephone, the video encoder by this locality is encoded into the form that the other side supports with the image of gathering, and sends to the other side.The opposite end is received after the view data by oneself image decoder again data decode is shown to the user, so just realized both sides' intercommunication.
But also can exist a side of conversation because some reason, do not want to allow the other side see the situation of oneself, current way is that local handset is not encoded, do not send local image to the other side, and the other side can not receive the local image that sends and can not show image or replace the other side's video by specific still image.On the other hand, along with the development of 3G technology, in communication process the user may want to present to the other side different oneself, want that video playback that oneself is recorded at ordinary times gives the other side, allow the other side see oneself of another side, current 3G technology does not have good solution yet to this.
Summary of the invention
Main purpose of the present invention is to provide a kind of video communication method and system, to address the above problem at least.
According to an aspect of the present invention, provide a kind of video communication method, having comprised: the video that service controller sends according to first terminal substitutes request message and substitutes device transmission switching notice to file server and corresponding first video of first terminal; File server sends to the alternative device of first video according to the substitution video of first terminal that switching notice will be preserved; First video substitutes device and according to switching notice the substitution video that receives is sent to second terminal.
Preferably, substituting request message at the video that service controller sends according to first terminal also comprised before file server and the alternative device transmission of corresponding first video of first terminal switching notice: first terminal sends video to service controller and substitutes request message, wherein, the alternative request message of video is used to indicate and switches to the video alternating pattern, and video substitutes the identification information that carries substitution video in the request message.
Preferably, also comprised first terminal sends the alternative request message of video to service controller before: first terminal sends the real-time video of collection in real time to the first video multiplex demultiplexing module corresponding with first terminal; The first video multiplex demultiplexing module is carried out demultiplexing with the real-time video that receives, and the real-time video that demultiplexing goes out is sent to the alternative device of first video; First video substitutes device and judges the current normal mode that is in of first terminal, and then the real-time video that demultiplexing is gone out sends to the second video multiplex demultiplexing module corresponding with second terminal; The real-time video that the second video multiplex demultiplexing module goes out demultiplexing carries out multiplexing, and the real-time video after multiplexing is sent to second terminal.
Preferably, the alternative device of first video sends to second terminal according to switching notice with the substitution video that receives and comprises: first video substitutes device and abandons according to the real-time video from the first video multiplex demultiplexing module that switching notice will receive, and the substitution video that receives is sent to the second video multiplex demultiplexing module simultaneously; The second video multiplex demultiplexing module is carried out multiplexing to the substitution video that receives, and the substitution video after multiplexing is sent to second terminal.
Preferably, the alternative device of first video sends to second terminal according to switching notice with the substitution video that receives and comprises: first video substitutes device and superposes with the substitution video that receives according to the real-time video from the first video multiplex demultiplexing module that switching notice will receive, and sends to the second video multiplex demultiplexing module with the alternative real-time video of the overlay video after the stack; The second video multiplex demultiplexing module is carried out multiplexing to the overlay video that receives, and the overlay video after multiplexing is sent to second terminal.
Preferably, also comprise first terminal sends the alternative request message of video to service controller after: first terminal sends the observing pattern request message to service controller, wherein, carries view mode in the observing pattern request message.
Preferably, when view mode is general fashion, also comprise after service controller sends the observing pattern request message in first terminal: service controller mode request message according to the observation substitutes device and the alternative device transmission of corresponding second video of second terminal Indication message to first video; First video substitutes device and according to Indication message substitution video is sent to second terminal and the alternative device of second video simultaneously; The real-time video of second terminal that the alternative device of second video will receive abandons and simultaneously the substitution video that receives is sent to first terminal.
Preferably, when view mode is the picture-in-picture mode, also comprise after service controller sends the observing pattern request message in first terminal: service controller mode request message according to the observation substitutes device and the alternative device transmission of corresponding second video of second terminal Indication message to first video; First video substitutes device and according to Indication message substitution video is sent to second terminal and the alternative device of second video simultaneously; Real-time video and the substitution video of second terminal that the alternative device of second video will receive synthesize the picture-in-picture video, and send to first terminal with the real-time video of alternative second terminal of picture-in-picture video.
Preferably, also comprise first terminal sends the alternative request message of video to service controller after: first terminal sends substitution video handover request message to service controller, wherein, carry the identification information of another substitution video that need switch in the substitution video handover request message; Service controller sends switching notice according to substitution video handover request message to file server, wherein, carries the identification information of another substitution video in the switching notice; File server stops to send substitution video according to switching notice and simultaneously another substitution video is sent to the alternative device of first video.
Preferably, terminal is portable terminal.
According to a further aspect in the invention, provide a kind of video communication system, having comprised:
Service controller, the video that is used for sending according to first terminal substitute request message and substitute device transmission switching notice to file server and corresponding first video of first terminal;
File server, the substitution video that is used for first terminal that will preserve according to switching notice sends to the alternative device of first video;
First video substitutes device, is used for according to switching notice the substitution video that receives being sent to second terminal.
By the present invention, because when the user need show the video that oneself customizes, video according to the user substitutes request message, read the substitution video of customization from file server, the substitution video code stream is sent to distant terminal to substitute the original real-time video code stream that produces, solved in the correlation technique when the user does not want to allow the other side see oneself, do not show image or only show the problem of specific still image, thereby can satisfy video terminal user's diversified demand, the individual business that promotes the terminal use is experienced, and has satisfied the demand that user needs in conversation show personalized oneself simultaneously.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not constitute improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart according to the video communication method of the embodiment of the invention;
Fig. 2 is the schematic diagram according to the video communication system of the embodiment of the invention;
Fig. 3 is the process chart according to the video communication under the normal mode of the preferred embodiment of the present invention one;
Fig. 4 is the process chart according to the video communication under the video alternating pattern of the preferred embodiment of the present invention two;
Fig. 5 is the process chart according to the video communication under the video observing pattern of the preferred embodiment of the present invention three;
Fig. 6 is the process chart that carries out the video communication of video switch under the video alternating pattern according to the preferred embodiment of the present invention four.
Embodiment
Hereinafter will describe the present invention with reference to the accompanying drawings and in conjunction with the embodiments in detail.Need to prove that under the situation of not conflicting, embodiment and the feature among the embodiment among the application can make up mutually.
Fig. 1 is according to the flow chart of the video communication method of the embodiment of the invention, may further comprise the steps:
Step S102, the video that service controller sends according to first terminal substitute request message and substitute device transmission switching notice to file server and corresponding first video of first terminal;
Step S104, file server sends to the alternative device of first video according to the substitution video of first terminal that switching notice will be preserved;
Step S106, first video substitutes device and according to switching notice the substitution video that receives is sent to second terminal.
This embodiment is because when the user need show the video that oneself customizes, video according to the user substitutes request message, read the substitution video of customization from file server, the substitution video code stream is sent to distant terminal to substitute the original real-time video code stream that produces, solved in the correlation technique when the user does not want to allow the other side see oneself, do not shown image or only show the problem of specific still image.Use this embodiment can satisfy video terminal user's diversified demand, the individual business that promotes the terminal use is experienced, and has satisfied the demand that user needs in conversation show personalized oneself simultaneously.
Substitution video comes from the video file in the file server, and the video file of user in can the custom video substitution service be video as an alternative, and be same, also video file can be uploaded in the file server video as an alternative.
Wherein, described terminal is portable terminal.Especially, at 3G mobile video applied business, the real-time video that the user can select its pre-setting video to substitute the camera collection of portable terminal sends to the other side.
Preferably, before step S102, also comprise:
Step S100, first terminal sends video to service controller and substitutes request message, and wherein, the alternative request message of video is used to indicate and switches to the video alternating pattern, and video substitutes the identification information that carries substitution video in the request message.
When the user need carry out the pattern switching, first terminal sent video to service controller and substitutes request message, will be switched to the identification information of video alternating pattern and substitution video by normal mode to tell service controller oneself.
Preferably, also comprised before step S100: first terminal sends the real-time video of gathering in real time and arrives the first video multiplex demultiplexing module corresponding with first terminal; The first video multiplex demultiplexing module is carried out demultiplexing with the real-time video that receives, and the real-time video that demultiplexing goes out is sent to the alternative device of first video; First video substitutes device and judges the current normal mode that is in of first terminal, and then the real-time video that demultiplexing is gone out sends to the second video multiplex demultiplexing module corresponding with second terminal; The real-time video that the second video multiplex demultiplexing module goes out demultiplexing carries out multiplexing, and the real-time video after multiplexing is sent to second terminal.
The preferred embodiment provides terminal to be in the handling process that normal mode following time carries out video communication.
Preferably, step S106 comprises: first video substitutes device and abandons according to the real-time video from the first video multiplex demultiplexing module that switching notice will receive, and the substitution video that receives is sent to the second video multiplex demultiplexing module simultaneously; The second video multiplex demultiplexing module is carried out multiplexing to the substitution video that receives, and the substitution video after multiplexing is sent to second terminal.
The preferred embodiment provides after terminal switches under the video alternating pattern by normal module, and the corresponding video of terminal substitutes device sends to the other side with the real-time video from the substitution video replacement terminal of file server that receives specific embodiments.Substitution video is sent to the opposite end, and the video seen of opposite end will be the substitute files video like this, rather than the user terminal video information of gathering in real time.
Preferably, step S106 comprises: first video substitutes device and superposes with the substitution video that receives according to the real-time video from the first video multiplex demultiplexing module that switching notice will receive, and sends to the second video multiplex demultiplexing module with the alternative real-time video of the overlay video after the stack; The second video multiplex demultiplexing module is carried out multiplexing to the overlay video that receives, and the overlay video after multiplexing is sent to second terminal.
The preferred embodiment provides after terminal switches under the video alternating pattern by normal module, and the corresponding video of terminal substitutes device and sends to the other side's specific embodiments with the superpose real-time video of the overlay video replacement terminal that obtains of the real-time video from the substitution video of file server and terminal that receives.
In the above preferred embodiment, the user can preestablish some videos before the conversation, and video can be life MV or the video relevant with oneself of oneself, and video is saved in the file server as an alternative.In calling course of video telephone, when a side of conversation does not want to allow the other side see own or wants to allow the other side see oneself of another side, the user according to circumstances substitution video that it is pre-set send to the other side replace camera collection oneself image or the image of camera collection and predefined substitution video superposeed after send to the other side.
Obviously, the user who has customized the video substitution service can arrange or cancel video and substitutes in communication process.
Preferably, also comprise after step S100: first terminal sends the observing pattern request message to service controller, wherein, carries view mode in the observing pattern request message.
Wherein, when view mode is general fashion, also comprise after service controller sends the observing pattern request message in first terminal: service controller mode request message according to the observation substitutes device and the alternative device transmission of corresponding second video of second terminal Indication message to first video; First video substitutes device and according to Indication message substitution video is sent to second terminal and the alternative device of second video simultaneously; The real-time video of second terminal that the alternative device of second video will receive abandons and simultaneously the substitution video that receives is sent to first terminal.
Under the video alternating pattern, the user can also watch the substitution video that oneself sends to the other side, i.e. observing pattern as required.The preferred embodiment provides user terminal only to show the specific embodiments of substitution video stream.
When view mode is the picture-in-picture mode, also comprise after service controller sends the observing pattern request message in first terminal: service controller mode request message according to the observation substitutes device and the alternative device transmission of corresponding second video of second terminal Indication message to first video; First video substitutes device and according to Indication message substitution video is sent to second terminal and the alternative device of second video simultaneously; Real-time video and the substitution video of second terminal that the alternative device of second video will receive synthesize the picture-in-picture video, and send to first terminal with the real-time video of alternative second terminal of picture-in-picture video.
The preferred embodiment provides the user can watch the specific embodiments of substitution video by the picture-in-picture mode.Substitution video is picture-in-picture, and the opposite end image is background, so the alternative device of video need support picture synthetic.
Preferably, also comprise after step S100: first terminal sends substitution video handover request message to service controller, wherein, carries the identification information of another substitution video that need switch in the substitution video handover request message; Service controller sends switching notice according to substitution video handover request message to file server, wherein, carries the identification information of another substitution video in the switching notice; File server stops to send substitution video according to switching notice and simultaneously another substitution video is sent to the alternative device of first video.
When the preferred embodiment provides when customization a plurality of substitution video, can in communication process, carry out the switching of substitution video, select one to play to the other side as current substitution video according to demand in the substitution video of its customization, the video image that the other side watches also can switch because of user's switching.
Fig. 2 is that video communication system comprises according to the schematic diagram of the video communication system of the embodiment of the invention:
Service controller 20, the video that is used for sending according to first terminal substitute request message and substitute device 40 transmission switching notice to file server 30 and corresponding first video of first terminal;
File server 30, the substitution video that is used for first terminal that will preserve according to switching notice sends to the alternative device 40 of first video;
First video substitutes device 40, is used for according to switching notice the substitution video that receives being sent to second terminal.
This embodiment is because when the user need show the video that oneself customizes, video according to the user substitutes request message, read the substitution video of customization from file server, the substitution video code stream is sent to distant terminal to substitute the original real-time video code stream that produces, solved in the correlation technique when the user does not want to allow the other side see oneself, do not shown image or only show the problem of specific still image.Use this embodiment can satisfy video terminal user's diversified demand, the individual business that promotes the terminal use is experienced, and has satisfied the demand that user needs in conversation show personalized oneself simultaneously.
Be that mobile phone is that example describes video communication method of the present invention and system in detail with the portable terminal.
Fig. 3 is the process chart according to the video communication under the normal mode of the preferred embodiment of the present invention one; Fig. 4 is the process chart according to the video communication under the video alternating pattern of the preferred embodiment of the present invention two.Mobile phone acquiescence is in normal mode, and the video seen of Hu Tongxin 3G subscription is all from the other side's mobile phone real time video data mutually.
The user who has customized the video substitution service can be switched between normal mode and video alternating pattern.Customized the video substitution service with user A now, user A switches to the example explanation by normal mode to the video alternating pattern.As shown in Figure 3, under the normal mode, the video of user A arrives MS100 system (multi-media server system) with H324M agreement bearing mode, the 324M module corresponding with user A in the system (i.e. the first multiplexing and demultiplexing module) goes out the video demultiplexing of user A, the video of giving user A correspondence substitutes device (namely first video substitutes device), the video of user A substitutes device and judges that active user A is in normal mode, directly video is given the 324M module (i.e. the second multiplexing and demultiplexing module) of user B correspondence multiplexing after, send to user B by wireless network, user B has seen the real-time video of user A like this.As shown in Figure 4, now, user A need carry out pattern and switch, and substitute request message by video and tell service controller oneself to switch to the video alternating pattern by normal mode, and substitution video is substitute files 1.Service controller is told pattern switching and the handoff parameter that the video of user A substitutes device and file server user A by switching notice after receiving message.After file server is received switching notice, the substitution video of user A selection is sent to the alternative device of video of user A according to the indication of service controller.And the video of user A substitutes the substitution video that device receives real-time video and the file server of user A at this moment, video substitutes device and switches to the video alternating pattern owing to learnt the pattern of active user A, the real-time video of user A is abandoned, the substitution video stream that the select File server sends over sends to the 324M module of user B, sends to user B after multiplexing.The image seen of user B becomes the substitution video image by the realtime graphic of user A like this.
Fig. 5 is the process chart according to the video communication under the video observing pattern of the preferred embodiment of the present invention three.
Under the video alternating pattern, the user can watch the user to send to the other side's substitution video, both observing pattern as required.Observing pattern also is that a kind of video substitutes, in observing pattern, system need send to user self with the substitution video stream that the user selects, therefore need user's video to substitute device the video that substitution video document flow sends to end subscriber is substituted on the device, the alternative device of the video of opposite end just can send to the user with substitution video stream according to the indication of service controller and watches like this.When the user watched substitution video, user's self video was also replaced, and user self has also entered alternating pattern.For the user, he can watch substitution video by dual mode, a kind of is that user mobile phone only shows substitution video stream, another kind is that the user can watch substitution video by the picture-in-picture mode, substitution video is picture-in-picture, the opposite end image is background, so the alternative device of video need support picture synthetic.Now with user A under the video alternating pattern, the observing pattern that need enter the picture-in-picture mode is the example explanation.As shown in Figure 5, user A informing business controller oneself need enter the observing pattern of picture-in-picture mode, after service controller is received message, informs that the video of user A substitutes the alternative device of video of device and user B.This moment, the alternative device of video of user A can flow the substitution video of receiving except sending to user B, and the video that also can send to user B substitutes device; And the alternative device of the video of user B synthesizes picture-in-picture with the real-time video of user B and the substitution video of user A, the real-time video that substitutes original users B sends to user A, user A can also see the substitution video that oneself sends to user B except seeing the real-time video of user B like this.
Fig. 6 is the process chart that carries out the video communication of video switch under the video alternating pattern according to the preferred embodiment of the present invention four.
It is at the user who has customized a plurality of substitution video that the video alternating pattern switches, in communication process, can carry out the switching of substitution video, the user can be according to demand selects one to play to the other side as current substitution video in the substitution video of its customization, and the video image that the other side watches also can switch because of user's switching.Switching to substitute files n with the substitution video of user A by the substitute files 1 of previous selection now is that example describes.As shown in Figure 6, user A tells service controller oneself will carry out the switching of substitution video, and the substitution video that needs is substitute files n now.Service controller is told file server with user message by switching notice, and file server receives that switching notice stops original substitution video immediately and plays, and the indication according to service controller simultaneously begins to play the new substitution video that user A needs.The video watched of user B becomes substitution video n by substitute files 1 like this.
Above preferred embodiment can satisfy 3G terminal user's individual demand significantly in multimedia color ring system, changed effectively in the conversation on video telephone only to see the other side's single present situation.In addition, the logical construction of embodiment of the present invention is clear simple, is easy to software and realizes.
As can be seen from the above description, the present invention has realized following technique effect:
(1) can satisfy video terminal user's diversified demand, the individual business that promotes the terminal use is experienced, and has satisfied the demand that user needs in conversation show personalized oneself simultaneously;
(2) logical construction is clear simple, is easy to software and realizes.
Need to prove, can in the computer system such as one group of computer executable instructions, carry out in the step shown in the flow chart of accompanying drawing, and, though there is shown logical order in flow process, but in some cases, can carry out step shown or that describe with the order that is different from herein.
Obviously, those skilled in the art should be understood that, above-mentioned each module of the present invention or each step can realize with the general calculation device, they can concentrate on the single calculation element, perhaps be distributed on the network that a plurality of calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in the storage device and be carried out by calculation element, perhaps they are made into each integrated circuit modules respectively, perhaps a plurality of modules in them or step are made into the single integrated circuit module and realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a video communication method is characterized in that, comprising:
The video that service controller sends according to first terminal substitutes request message and substitutes device transmission switching notice to file server and corresponding first video of described first terminal;
Described file server sends to the alternative device of described first video according to the substitution video of described first terminal that described switching notice will be preserved;
Described first video substitutes device and sends to second terminal according to the described substitution video that described switching notice will receive;
Wherein, substituting request message at the video that service controller sends according to first terminal also comprised before file server and the alternative device transmission of corresponding first video of described first terminal switching notice:
Described first terminal sends described video to described service controller and substitutes request message, and wherein, the alternative request message of described video is used to indicate and switches to the video alternating pattern, and described video substitutes the identification information that carries described substitution video in the request message;
Wherein, sending the alternative request message of described video to described service controller after, described first terminal also comprises:
Described first terminal sends the observing pattern request message to described service controller, wherein, carries view mode in the described observing pattern request message, and described observing pattern is under the video alternating pattern, and the user watches the substitution video that self sends to the other side.
2. method according to claim 1 is characterized in that, also comprises described first terminal sends the alternative request message of described video to described service controller before:
Described first terminal sends the real-time video of gathering in real time and arrives the first video multiplex demultiplexing module corresponding with described first terminal;
The described real-time video that the described first video multiplex demultiplexing module will receive carries out demultiplexing, and the real-time video that demultiplexing goes out is sent to the alternative device of described first video;
Described first video substitutes device and judges the current normal mode that is in of described first terminal, and then the real-time video that described demultiplexing is gone out sends to the second video multiplex demultiplexing module corresponding with described second terminal;
The real-time video that the described second video multiplex demultiplexing module goes out described demultiplexing carries out multiplexing, and the real-time video after multiplexing is sent to described second terminal.
3. method according to claim 2 is characterized in that, the described substitution video that the alternative device of described first video will receive according to described switching notice sends to second terminal and comprises:
Described first video substitutes device and abandons according to the real-time video from the described first video multiplex demultiplexing module that described switching notice will receive, and the described substitution video that will receive simultaneously sends to the described second video multiplex demultiplexing module;
The described second video multiplex demultiplexing module is carried out multiplexing to the described substitution video that receives, and the substitution video after multiplexing is sent to described second terminal.
4. method according to claim 2 is characterized in that, the described substitution video that the alternative device of described first video will receive according to described switching notice sends to second terminal and comprises:
Described first video substitutes device and superposes with the described substitution video that receives according to the real-time video from the described first video multiplex demultiplexing module that described switching notice will receive, and sends to the described second video multiplex demultiplexing module with the alternative described real-time video of the overlay video after the stack;
The described second video multiplex demultiplexing module is carried out multiplexing to the described overlay video that receives, and the overlay video after multiplexing is sent to described second terminal.
5. according to each described method of claim 1 to 3, it is characterized in that, when described view mode is general fashion, also comprise after described service controller sends the observing pattern request message in described first terminal:
Described service controller substitutes device and the alternative device transmission of corresponding second video of described second terminal Indication message according to described observing pattern request message to described first video;
Described first video substitutes device and according to described Indication message described substitution video is sent to described second terminal and the alternative device of described second video simultaneously;
The described substitution video that the real-time video of described second terminal that the alternative device of described second video will receive abandons and will receive simultaneously sends to described first terminal.
6. according to each described method of claim 1 to 3, it is characterized in that, when described view mode is the picture-in-picture mode, also comprise after described service controller sends the observing pattern request message in described first terminal:
Described service controller substitutes device and the alternative device transmission of corresponding second video of described second terminal Indication message according to described observing pattern request message to described first video;
Described first video substitutes device and according to described Indication message described substitution video is sent to described second terminal and the alternative device of described second video simultaneously;
Real-time video and the described substitution video of described second terminal that the alternative device of described second video will receive synthesize the picture-in-picture video, and send to described first terminal with the real-time video of alternative described second terminal of described picture-in-picture video.
7. according to each described method of claim 1 to 4, it is characterized in that, described first terminal sends the alternative request message of described video to described service controller after, also comprise:
Described first terminal sends substitution video handover request message to described service controller, wherein, carries the identification information of another substitution video that need switch in the described substitution video handover request message;
Described service controller sends switching notice according to described substitution video handover request message to described file server, wherein, carries the identification information of described another substitution video in the described switching notice;
Described file server stops to send described substitution video according to described switching notice and simultaneously described another substitution video is sent to the alternative device of described first video.
8. method according to claim 1 is characterized in that, described terminal is portable terminal.
9. a video communication system is characterized in that, comprising:
Service controller, the video that is used for sending according to first terminal substitutes request message and substitutes device transmission switching notice to file server and corresponding first video of described first terminal, wherein, the alternative request message of described video is used to indicate and switches to the video alternating pattern, and described video substitutes the identification information that carries substitution video in the request message;
Described file server, the substitution video that is used for described first terminal that will preserve according to described switching notice sends to the alternative device of described first video;
Described first video substitutes device, and the described substitution video that is used for will receiving according to described switching notice sends to second terminal;
Described service controller is after receiving from the alternative request message of the described video of described first terminal, also be used for receiving the observing pattern request message from described first terminal, wherein, carry view mode in the described observing pattern request message, described observing pattern is under the video alternating pattern, and the user watches the substitution video that self sends to the other side.
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1878286A (en) * | 2005-06-10 | 2006-12-13 | 中国移动通信集团公司 | Data outputting method for videophone based on mobile communication network |
| CN1984060A (en) * | 2006-05-26 | 2007-06-20 | 华为技术有限公司 | Method and system for alternating medium-flow during process of terminal talk |
| CN101389011A (en) * | 2008-10-22 | 2009-03-18 | 中兴通讯股份有限公司 | Apparatus and method for sending GPS positioning information in visible telephone service |
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