CN105792013A - Method and system for integrating IPTV and video phone service and screen mixing system - Google Patents
Method and system for integrating IPTV and video phone service and screen mixing system Download PDFInfo
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- CN105792013A CN105792013A CN201410820005.9A CN201410820005A CN105792013A CN 105792013 A CN105792013 A CN 105792013A CN 201410820005 A CN201410820005 A CN 201410820005A CN 105792013 A CN105792013 A CN 105792013A
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Abstract
The embodiment of the invention discloses a method and system for integrating an IPTV and a video phone service and a screen mixing system; wherein the method comprises steps that a video phone client sends a media stream forwarding notice message to a video phone server and sends a screen mixing request message to an associated IPTV client; the IPTV client sends a screen mixing instruction message to the screen mixing system; the screen mixing system instructs the IPTV server to modify and send program media streams of an IPTV program currently played by a user to the screen mixing system, receives communication media streams sent by the video phone server and program media streams sent by the IPTV server, mixes and codes the communication media streams and the program media streams into new content streaming media and sends the new content streaming media to the IPTV client; and the IPTV client plays the content streaming media in a picture in picture mode. According to the embodiment of the method and the system for integrating the IPTV and the video phone service and the screen mixing system, the IPTV and the video phone service are integrated.
Description
Technical field
The present invention relates to communication technology, especially a kind of IPTV merges the method and system of visual telephone service, mixed screen system.
Background technology
Along with the development of communication technology, the individual demand that business is used by user is also increasing.Such as, user wishes to see that IPTV (IPTV) program is simultaneously, it is possible to carry out videophone chat with kith and kin.
The mode meeting the demand at present is: user can only use IPTV client and the corresponding IPTV program of videophone client independent play-out and telephone video respectively.In the process realizing the present invention, it is a discovery of the invention that aforesaid way at least there is problems in that
Demanding terminal is high, and current existing network terminal (that is: IPTV set top box) major part only supports a road media stream, it is impossible to support the media stream of IPTV service and visual telephone service simultaneously；
Bandwidth requirement is high, and the video playback of IPTV service natively takies bigger bandwidth resources, then is superimposed with the bandwidth demand of videophone, the access bandwidth of subscriber household may be exceeded, thus causing network congestion, it is impossible to smooth playing IPTV program and telephone video so that Consumer's Experience is very poor.
Summary of the invention
The embodiment of the present invention provides the method and system of a kind of IPTV fusion visual telephone service, mixed screen system, to realize the fusion of IPTV and visual telephone service.
An aspect according to embodiments of the present invention, it is provided that a kind of IPTV merge visual telephone service method, including:
In response to receiving the instruction that video phone call is carried out picture-in-picture response, videophone client sends forwarding media stream notification message to visual telephone service device, to notify that the communication medium stream of visual telephone service is sent to mixed screen system by visual telephone service device, and sending mixed screen request message to the IPTV client of association, described forwarding media stream notification message includes the address information of described mixed screen system；
Described IPTV client sends mixed screen instruction message to described mixed screen system, and this mixed screen instruction message includes the address of IPTV server and the user totem information of described IPTV client place Set Top Box；
The user totem information of the described mixed screen system address according to described IPTV server and described IPTV client place Set Top Box, indicates the program media stream change of the IPTV program that described user playing by described IPTV server to send to described mixed screen system；
Described mixed screen system receives the communication medium stream of described visual telephone service device transmission and the program media stream of described IPTV server transmission；
It is a new content Streaming Media that the communication medium stream received and program media stream are carried out hybrid coding by described mixed screen system, and is sent to described IPTV client；
IPTV client plays described content Streaming Media in picture-in-picture mode, and described IPTV client broadcasting pictures includes the broadcasting pictures of IPTV program and the picture that communicates of videophone.
Based in another embodiment of said method of the present invention, it is that a new content Streaming Media includes that the communication medium stream received and program media stream are carried out hybrid coding by described mixed screen system:
Described mixed screen system, according to default picture-in-picture size and location, replaces in described program media stream after the program media stream of relevant position with the communication medium stream received, and the mixed-media stream obtained is encoded, and obtains new content Streaming Media.
Based on, in another embodiment of said method of the present invention, described forwarding media stream notification message also including size and/or the positional information of the picture-in-picture that described videophone client receives；Correspondingly, the also corresponding size including described picture-in-picture and/or positional information in described mixed screen request message and described mixed screen instruction message；
It is that a new content Streaming Media includes that the communication medium stream received and program media stream are carried out hybrid coding by described mixed screen system:
Described mixed screen system, according to the size of described picture-in-picture and/or positional information, replaces in described program media stream after the program media stream of relevant position with the communication medium stream received, the mixed-media stream obtained is encoded, obtain new content Streaming Media.
Based on, in another embodiment of said method of the present invention, also including: arrange the address information of described mixed screen system in advance in videophone client.
Based on, in another embodiment of said method of the present invention, also including: arrange the address information of described mixed screen system in advance in IPTV client；Or ask message is carried the address information of described mixed screen system at described mixed screen.
Based on, in another embodiment of said method of the present invention, also including:
After visual telephone service terminates, visual telephone service device sends, to described mixed screen system, the notification message that visual telephone service terminates；The program media stream of the IPTV program that described user is being play by the described IPTV server of described mixed screen system instruction is recovered to send the Set Top Box to described IPTV client place；Or
When described mixed screen system can't detect the communication medium stream that described visual telephone service device sends, the program media stream of the IPTV program that described user playing by described IPTV server is indicated to recover to send the Set Top Box to described IPTV client place.
Based on, in another embodiment of said method of the present invention, also including:
Described IPTV server continues the program media stream transmission extremely described mixed screen system of the IPTV program described user play；
The program media stream that described IPTV server sends directly is sent to described IPTV client by described mixed screen system；
Described IPTV client normal play IPTV program.
Based on, in another embodiment of said method of the present invention, also including:
The program media stream of the IPTV program that described user is being play by described IPTV server is recovered to send to described IPTV client；
Described IPTV client normal play IPTV program.
Based on, in another embodiment of said method of the present invention, also including:
After IPTV service terminates, IPTV server sends, to described mixed screen system, the notification message that IPTV service terminates；Described mixed screen system indicates described visual telephone service device to recover to send to described videophone client by the communication medium stream of described visual telephone service；Or
When described mixed screen system can't detect the program media stream of described IPTV program, described visual telephone service device is indicated to recover to send to described videophone client by the communication medium stream of described visual telephone service.
Based on, in another embodiment of said method of the present invention, also including:
Described visual telephone service device continues to send to described mixed screen system the communication medium stream of described visual telephone service；
The communication medium stream that described visual telephone service device sends directly is sent to described IPTV client by described mixed screen system；
The communication picture of described IPTV client normal play videophone.
Based on, in another embodiment of said method of the present invention, also including:
The communication medium stream of described visual telephone service is recovered to send to described videophone client by described visual telephone service device；
The communication picture of described videophone client normal play videophone.
Another aspect according to embodiments of the present invention, it is provided that the mixed screen system of one, including:
Transmit-Receive Unit, for receiving the mixed screen instruction message that IPTV client sends, this mixed screen instruction message includes the address of IPTV server and the user totem information of described IPTV client place Set Top Box；And new content Streaming Media is sent to described IPTV client；
Program media stream collecting unit, user totem information for the address according to described IPTV server and described IPTV client place Set Top Box, the program media stream change indicating the IPTV program that described user playing by described IPTV server sends to described mixed screen system, and receives the program media stream that described IPTV server sends；
Communication medium stream processing unit, for receiving the communication medium stream of the visual telephone service of the described user that visual telephone service device sends；
Mixed screen processing unit, it is a new content Streaming Media that the program media stream received for the communication medium stream received by communication medium stream processing unit and program media stream collecting unit carries out hybrid coding, and it is sent to described IPTV client by described Transmit-Receive Unit, so that described IPTV client plays described content Streaming Media in picture-in-picture mode, described IPTV client broadcasting pictures includes the broadcasting pictures of IPTV program and the picture that communicates of videophone.
In another embodiment based on the above-mentioned mixed screen system of the present invention, described mixed screen processing unit, specifically according to default picture-in-picture size and location, the communication medium stream received with communication medium stream processing unit replaces in the program media stream that program media stream collecting unit receives after the program media stream of relevant position, the mixed-media stream obtained is encoded, obtains new content Streaming Media.
In another embodiment based on the above-mentioned mixed screen system of the present invention, described mixed screen instruction message also includes size and/or the positional information of described picture-in-picture accordingly；
Described mixed screen processing unit, size and/or the positional information of picture-in-picture in message is specifically indicated according to described mixed screen, the communication medium stream received with communication medium stream processing unit replaces in the program media stream that program media stream collecting unit receives after the program media stream of relevant position, the mixed-media stream obtained is encoded, obtains new content Streaming Media.
Another aspect according to embodiments of the present invention, it is provided that a kind of IPTV merge visual telephone service system, including:
Videophone client, for when receiving the instruction that video phone call is carried out picture-in-picture response, forwarding media stream notification message is sent to visual telephone service device, to notify that the communication medium stream of visual telephone service is sent to mixed screen system by visual telephone service device, and sending mixed screen request message to the IPTV client of association, described forwarding media stream notification message includes the address information of described mixed screen system；
IPTV client, for sending mixed screen instruction message to described mixed screen system, this mixed screen instruction message includes the address of IPTV server and the user totem information of described IPTV client place Set Top Box；And play, in picture-in-picture mode, the content Streaming Media that mixed screen system sends, described IPTV client broadcasting pictures includes the broadcasting pictures of IPTV program and the picture that communicates of videophone；
Mixed screen system, for the user totem information of the address according to described IPTV server and described IPTV client place Set Top Box, indicates the program media stream change of the IPTV program that described user playing by described IPTV server to send to described mixed screen system；Receive the communication medium stream of described visual telephone service device transmission and the program media stream of described IPTV server transmission；And the communication medium stream received and program media stream carry out hybrid coding is a new content Streaming Media, and it is sent to described IPTV client.
Merge based on the above-mentioned IPTV of the present invention in another embodiment of system of visual telephone service, also include:
Visual telephone service device, is used for providing visual telephone service；When receiving the described forwarding media stream notification message that videophone client sends, send to described mixed screen system to being circulated by the communication medium of described user's visual telephone service；
IPTV server, is used for providing IPTV service；And the instruction according to described mixed screen system, the program media stream change of the IPTV program described user play sends to described mixed screen system.
Mixed screen system described in the system of IPTV fusion visual telephone service specifically includes the mixed screen system described in any of the above-described embodiment.
Method and system based on the IPTV fusion visual telephone service that the above embodiment of the present invention provides, mixed screen system, increase a mixed screen system newly, the program media stream of IPTV program user can watched and the real time communications mediums stream gravity of videophone newly encoded after become the content media stream comprising media play and videophone, only need for this terminal (that is: IPTV set top box) decoding to play a Media Stream and just can realize the function of IPTV and videophone simultaneously, have developed a kind of Novel multimedia television services, achieve the fusion of IPTV and visual telephone service.Relative to prior art, the requirement of terminal is low；Owing to only needing one Media Stream of decoding, chip processing capabilities is required low, meets the terminal requirements of existing network, and reduce code stream, meet existing network bandwidth requirement.
Below by drawings and Examples, technical scheme is described in further detail.
Accompanying drawing explanation
The accompanying drawing constituting a part for description describes embodiments of the invention, and is used for explaining principles of the invention together with describing.
With reference to accompanying drawing, according to detailed description below, it is possible to be more clearly understood from the present invention, wherein:
Fig. 1 is the IPTV of the present invention flow chart merging one embodiment of method of visual telephone service.
Fig. 2 is the IPTV of the present invention flow chart merging another embodiment of method of visual telephone service.
Fig. 3 is the structural representation of mixed one embodiment of screen system of the present invention.
Fig. 4 is the IPTV of the present invention structural representation merging one embodiment of system of visual telephone service.
Detailed description of the invention
The various exemplary embodiments of the present invention are described in detail now with reference to accompanying drawing.It should also be noted that unless specifically stated otherwise, the parts otherwise set forth in these embodiments and positioned opposite, the numerical expression of step and numerical value do not limit the scope of the invention.
Simultaneously, it should be appreciated that for the ease of describing, the size of the various piece shown in accompanying drawing is not draw according to actual proportionate relationship.
Description only actually at least one exemplary embodiment is illustrative below, never as any restriction to the present invention and application or use.
The known technology of person of ordinary skill in the relevant, method and apparatus are likely to be not discussed in detail, but in the appropriate case, described technology, method and apparatus should be considered a part for description.
Shown here with in all examples discussed, any occurrence should be construed as merely exemplary, not as restriction.Therefore, other example of exemplary embodiment can have different values.
It should also be noted that similar label and letter below figure represent similar terms, therefore, once a certain Xiang Yi accompanying drawing is defined, then it need not be further discussed in accompanying drawing subsequently.
Fig. 1 is the IPTV of the present invention flow chart merging one embodiment of method of visual telephone service.As it is shown in figure 1, the method that this embodiment IPTV merges visual telephone service includes:
110, in response to receiving the instruction that video phone call is carried out picture-in-picture response, videophone client sends forwarding media stream notification message to visual telephone service device, to notify that the communication medium stream of the visual telephone service of this videophone client process is sent to mixed screen system by visual telephone service device, and send mixed screen request message to the IPTV client of association.
Forwarding media stream notification message therein includes the address information of mixed screen system.Exemplarily, the address information of mixed screen system can be set in advance in videophone client.
The IPTV client of videophone client associate may is that the IPTV client of vertical communication connection built with videophone client in an embodiment of the present invention, or in videophone client, storage has the IPTV client of the mailing address of IPTV client.
120, IPTV client sends mixed screen instruction message to mixed screen system, and this mixed screen instruction message includes the address of IPTV server and the user totem information of IPTV client place Set Top Box.
ID therein uniquely identifies a set-top box users, for instance can be Customs Assigned Number, Set Top Box numbering etc..
Exemplarily, it is possible to the address information of mixed screen system is set in advance in IPTV client；Or, videophone client the address information carrying mixed screen system by mixed screen request message is sent to IPTV client.
130, mix the user totem information of the screen system address according to IPTV server and IPTV client place Set Top Box, the program media stream change of the IPTV program that this user is being play by instruction IPTV server sends to this mixed screen system.
140, mixed screen system receives the communication medium stream of visual telephone service device transmission and the program media stream of IPTV server transmission.
150, it is a new content Streaming Media that the communication medium stream received and program media stream are carried out hybrid coding by mixed screen system, and is sent to IPTV client.
160, IPTV client plays content Streaming Media in picture-in-picture mode, and wherein, IPTV client broadcasting pictures includes the broadcasting pictures of IPTV program and the picture that communicates of videophone.
Method based on the IPTV fusion visual telephone service that the above embodiment of the present invention provides, videophone client can after the instruction receiving user video phone call is carried out picture-in-picture response, the communication medium stream of visual telephone service is sent to mixed screen system by notice visual telephone service device, and send mixed screen request message to the IPTV client of association, mixed screen instruction message is sent to mixed screen system by IPTV client, mix the user totem information of the screen system address according to IPTV server and IPTV client place Set Top Box, the program media stream change of the IPTV program that user is being play by instruction IPTV server sends to mixed screen system；Mixed screen system receives communication medium stream that visual telephone service device sends and the program media stream that IPTV server sends and is mixed and is encoded to a new content Streaming Media and is sent to IPTV client, thus realizing the playing function of picture-in-picture.The embodiment of the present invention only needs terminal (that is: an IPTV set top box) decoding to play a Media Stream just can realize the function of IPTV and videophone simultaneously, have developed a kind of Novel multimedia television services, it is achieved that the fusion of IPTV and visual telephone service.Relative to prior art, the requirement of terminal is low；Owing to only needing one Media Stream of decoding, chip processing capabilities is required low, meets the terminal requirements of existing network, and reduce code stream, meet existing network bandwidth requirement.
Fig. 2 is the IPTV of the present invention flow chart merging another embodiment of method of visual telephone service.As in figure 2 it is shown, the method that this embodiment IPTV merges visual telephone service includes:
210, IPTV client is playing the program media stream of IPTV program, and this program media stream is sent by IPTV server.
220, videophone client receives video phone call, user selects to start picture-in-picture function by the button in videophone client or function menu and carries out response, or user initiates video phone call by this videophone client and selects to start picture-in-picture function by the button in videophone client or function menu.
230, videophone client sends forwarding media stream notification message to visual telephone service device (such as sip server), to notify that the communication medium stream of the visual telephone service of this videophone client process is sent to mixed screen system by visual telephone service device, forwarding media stream notification message therein includes the address information of mixed screen system；And send mixed screen request message to the IPTV client of association.
240, IPTV client sends mixed screen instruction message to mixed screen system, the mixed screen system of instruction needs the IPTV service carried out in this IPTV client carries out mixed screen, and this mixed screen instruction message includes the user totem information of address and the IPTV client place Set Top Box providing the IPTV server of IPTV service service.
ID therein uniquely identifies a set-top box users, for instance can be Customs Assigned Number, Set Top Box numbering etc..
Exemplarily, it is possible to the address information of mixed screen system is set in advance in IPTV client；Or, videophone client the address information carrying mixed screen system by mixed screen request message is sent to IPTV client.
250, mix the user totem information of the screen system address according to IPTV server and IPTV client place Set Top Box, the program media stream change of the IPTV program that this user is being play by instruction IPTV server sends to this mixed screen system.
260, the communication medium stream of the visual telephone service of this videophone client process is sent to mixed screen system by visual telephone service device, and the program media stream change of the IPTV program that this user is also being play by IPTV server sends to this mixed screen system.
270, mixed screen system receives real time communications mediums stream that visual telephone service device sends and the program media stream that IPTV server sends, and the communication medium stream received and program media stream carry out hybrid coding is that a new content Streaming Media is sent to IPTV client.
280, the content Streaming Media received is play in IPTV client decoding, it is achieved picture-in-picture function, it may be assumed that IPTV client broadcasting pictures includes the broadcasting pictures of IPTV program and the picture that communicates of videophone.
Merge in a concrete example of embodiment of the method for visual telephone service at the above-mentioned IPTV of the present invention, in operation 150 and 280, the communication medium stream received and program media stream are carried out hybrid coding when being a new content Streaming Media by mixed screen system, specifically can according to default picture-in-picture size and location, replace with the communication medium stream that receives or override in program media stream after the program media stream of relevant position, the mixed-media stream obtained is encoded, obtains new content Streaming Media.
In another specific example, when user selects to start picture-in-picture function, videophone client can also be passed through and select size and/or the position of picture-in-picture, such as, picture-in-picture is much, particular location in IPTV client view screen (the such as upper left corner, the upper right corner, the lower left corner, the lower right corner, placed in the middle etc.), videophone client carries size and/or the positional information of this picture-in-picture by mixed screen request message, and size and/or the positional information of this picture-in-picture are sent to mixed screen system by mixed screen instruction message by IPTV client.Correspondingly, in operation 150 and 280, the communication medium stream received and program media stream are carried out hybrid coding when being a new content Streaming Media by mixed screen system, specifically according to the size of the picture-in-picture received and/or positional information, replace in program media stream after the program media stream of relevant position with the communication medium stream received, the mixed-media stream obtained is encoded, obtains new content Streaming Media.
Merge in another embodiment of method of visual telephone service based on the above-mentioned IPTV of the present invention, after visual telephone service terminates, visual telephone service device can send, to mixed screen system, the notification message that visual telephone service terminates；The program media stream of the IPTV program that this user is being play by mixed screen system instruction IPTV server is recovered to send the Set Top Box to IPTV client place；Or, when mixed screen system can't detect the communication medium stream that visual telephone service device sends, the program media stream of the IPTV program that this user is being play by instruction IPTV server is recovered to send the Set Top Box to IPTV client place.
In the further embodiment based on another embodiment above-mentioned, IPTV server receives the program media stream recovery of this user being sent to the instruction of the Set Top Box at IPTV client place of mixed screen system transmission, the extremely mixed screen system of program media stream transmission of IPTV program user play can be continued, directly the program media stream that IPTV server sends is sent to IPTV client without carrying out hybrid coding by mixed screen system, by this IPTV program of IPTV client normal play.Now, owing to the program media stream of IPTV program is not covered by the communication medium stream of visual telephone service, this IPTV program of played in full screen in IPTV client.
Additionally, IPTV server can also receive the program media stream recovery of this user being sent to the instruction of the Set Top Box at IPTV client place of mixed screen system transmission, the program media stream of IPTV program user play is recovered to send to IPTV client, by this IPTV client normal play IPTV program.Now, IPTV client is recovered this IPTV program of played in full screen.
Merge in the further embodiment of method of visual telephone service based on the above-mentioned IPTV of the present invention, after IPTV service terminates, IPTV server can send, to mixed screen system, the notification message that IPTV service terminates；The communication medium stream of visual telephone service is recovered to send to videophone client by mixed screen system instruction visual telephone service device；Or, mixed screen system is when can't detect the program media stream of IPTV program, and the communication medium stream of visual telephone service is recovered to send to videophone client by instruction visual telephone service device.
In the further embodiment based on above-mentioned further embodiment, visual telephone service device receives the communication medium stream recovery of this user's visual telephone service being sent to the instruction of videophone client of mixed screen system transmission, it is possible to continue to send the communication medium stream of this visual telephone service extremely to mix screen system；Directly the communication medium stream that visual telephone service device sends is sent to IPTV client without carrying out hybrid coding by mixed screen system；Communication picture by IPTV client normal play videophone.Now, can played in full screen video communication picture in IPTV client, it is also possible to only exist.
Additionally, visual telephone service device can also receive the communication medium stream recovery of this user's visual telephone service being sent to the instruction of videophone client of mixed screen system transmission, recover to send to videophone client by the communication medium stream of visual telephone service, by the communication picture of videophone client normal play videophone.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can be completed by the hardware that programmed instruction is relevant, aforesaid program can be stored in a computer read/write memory medium, this program upon execution, performs to include the step of said method embodiment；And aforesaid storage medium includes: the various media that can store program code such as ROM, RAM, magnetic disc or CDs.
Fig. 3 is the structural representation of mixed one embodiment of screen system of the present invention.The mixed screen system of this embodiment can be used for realizing the corresponding function of mixed screen system in the above-mentioned each embodiment of the method for the present invention.As it is shown on figure 3, the mixed screen system of this embodiment includes Transmit-Receive Unit, program media stream collecting unit, communication medium stream processing unit and mixed screen processing unit.Wherein:
Transmit-Receive Unit, for receiving the mixed screen instruction message that IPTV client sends, this mixed screen instruction message includes the address of IPTV server and the user totem information of IPTV client place Set Top Box；And new content Streaming Media is sent to IPTV client.
Program media stream collecting unit, for indicating the address of IPTV server in message and the user totem information of IPTV client place Set Top Box according to mixed screen, the program media stream change of the IPTV program that this user is being play by instruction IPTV server sends to mixed screen system, and receives the program media stream that IPTV server sends.
Communication medium stream processing unit, for receiving the communication medium stream of the visual telephone service of this user that visual telephone service device sends.
Mixed screen processing unit, it is a new content Streaming Media that the program media stream received for the communication medium stream received by communication medium stream processing unit and program media stream collecting unit carries out hybrid coding, and it is sent to IPTV client by Transmit-Receive Unit, so that IPTV client plays content Streaming Media in picture-in-picture mode, IPTV client broadcasting pictures includes the broadcasting pictures of IPTV program and the picture that communicates of videophone.
Based on the mixed screen system that the above embodiment of the present invention provides, the program media stream of the IPTV program that user is playing can be obtained from instruction IPTV server, and by visual telephone service device send communication medium stream and IPTV server send program media stream hybrid coding be that a new content Streaming Media is sent to IPTV client, thus realizing the playing function of picture-in-picture.The embodiment of the present invention only needs terminal (that is: an IPTV set top box) decoding to play a Media Stream just can realize the function of IPTV and videophone simultaneously, have developed a kind of Novel multimedia television services, it is achieved that the fusion of IPTV and visual telephone service.Relative to prior art, the requirement of terminal is low；Owing to only needing one Media Stream of decoding, chip processing capabilities is required low, meets the terminal requirements of existing network, and reduce code stream, meet existing network bandwidth requirement.
Unrestricted based on a concrete example of the mixed screen system embodiment of the present invention, mixed screen processing unit is specifically for according to default picture-in-picture size and location, the communication medium stream received with communication medium stream processing unit replaces in the program media stream that program media stream collecting unit receives after the program media stream of relevant position, the mixed-media stream obtained is encoded, obtains new content Streaming Media.
Unrestricted based on another concrete example of the mixed screen system embodiment of the present invention, mixed screen instruction message also includes size and/or the positional information of picture-in-picture.Correspondingly, mixed screen processing unit specifically indicates size and/or the positional information of picture-in-picture in message according to mixed screen, the communication medium stream received with communication medium stream processing unit replaces in the program media stream that program media stream collecting unit receives after the program media stream of relevant position, the mixed-media stream obtained is encoded, obtains new content Streaming Media.
Fig. 4 is the IPTV of the present invention structural representation merging one embodiment of system of visual telephone service.This IPTV merges the system of visual telephone service and can be used for realizing the flow process of the above-mentioned each embodiment of the method for the present invention.As shown in Figure 4, the system of this embodiment includes videophone client, IPTV client and mixed screen system.Wherein:
Videophone client, for when receiving the instruction that video phone call is carried out picture-in-picture response, forwarding media stream notification message is sent to visual telephone service device, to notify that the communication medium stream of this user's visual telephone service is sent to mixed screen system by visual telephone service device, and sending mixed screen request message to the IPTV client of association, forwarding media stream notification message therein includes the address information of mixed screen system.
IPTV client, coupling is arranged in the STB terminal of IPTV service, and for sending mixed screen instruction message to mixed screen system, this mixed screen instruction message includes the address of IPTV server and the user totem information of IPTV client place Set Top Box；And play, in picture-in-picture mode, the content Streaming Media that mixed screen system sends, IPTV client broadcasting pictures includes the broadcasting pictures of IPTV program and the picture that communicates of videophone.
Mixed screen system, for the user totem information of the address according to IPTV server and IPTV client place Set Top Box, the program media stream change of the IPTV program that this user is being play by instruction IPTV server sends to mixed screen system；Receive the communication medium stream of visual telephone service device transmission and the program media stream of IPTV server transmission；And the communication medium stream received and program media stream carry out hybrid coding is a new content Streaming Media, and it is sent to IPTV client.
System based on the IPTV fusion visual telephone service that the above embodiment of the present invention provides, a newly-increased mixed screen system, videophone client can after the instruction receiving user video phone call is carried out picture-in-picture response, the communication medium stream of visual telephone service is sent to mixed screen system by notice visual telephone service device, and send mixed screen request message to the IPTV client of association, mixed screen instruction message is sent to mixed screen system by IPTV client, mix the user totem information of the screen system address according to IPTV server and IPTV client place Set Top Box, the program media stream change of the IPTV program that user is being play by instruction IPTV server sends to mixed screen system；Mixed screen system receives communication medium stream that visual telephone service device sends and the program media stream that IPTV server sends and is mixed and is encoded to a new content Streaming Media and is sent to IPTV client, thus realizing the playing function of picture-in-picture.The embodiment of the present invention only needs terminal (that is: an IPTV set top box) decoding to play a Media Stream just can realize the function of IPTV and videophone simultaneously, have developed a kind of Novel multimedia television services, it is achieved that the fusion of IPTV and visual telephone service.Relative to prior art, the requirement of terminal is low；Owing to only needing one Media Stream of decoding, chip processing capabilities is required low, meets the terminal requirements of existing network, and reduce code stream, meet existing network bandwidth requirement.
Exemplarily, mixed screen system specifically can realize through but not limited to the structure of screen system embodiment mixed shown in Fig. 3.
Further, referring back to Fig. 4, merge in another embodiment of system of visual telephone service at IPTV of the present invention, also include visual telephone service device and IPTV server.Wherein:
Visual telephone service device, is used for providing visual telephone service；And when receiving the forwarding media stream notification message that videophone client sends, send to mixed screen system to being circulated by the communication medium of user's visual telephone service.
IPTV server, is used for providing IPTV service；And the instruction according to mixed screen system, the program media stream change of IPTV program user play sends to mixed screen system.
The embodiment of the present invention is applicable to a kind of wisdom family new business scene, it is achieved carry out visual telephone service in IPTV service simultaneously.
In this specification, each embodiment all adopts the mode gone forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, same or analogous part cross-reference between each embodiment.The system embodiment of the present invention is substantially corresponding with embodiment of the method, so what describe is fairly simple, relevant part illustrates referring to the part of embodiment of the method.
It is likely to be achieved in many ways the method for the present invention, system.Such as, can by software, hardware, firmware or software, hardware, firmware any combination realize the method and system of the present invention.For the said sequence of step of described method merely to illustrate, the step of the method for the present invention is not limited to order described in detail above, unless specifically stated otherwise.Additionally, in certain embodiments, can being also record program in the recording medium by the invention process, these programs include the machine readable instructions for realizing the method according to the invention.Thus, the present invention also covers the record medium of the storage program for performing the method according to the invention.
Description of the invention provides for example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is in order to principles of the invention and practical application are better described, and makes those of ordinary skill in the art it will be appreciated that the present invention is thus design is suitable to the various embodiments with various amendments of special-purpose.
Claims (17)
1. the method that an IPTV merges visual telephone service, it is characterised in that including:
In response to receiving the instruction that video phone call is carried out picture-in-picture response, videophone client sends forwarding media stream notification message to visual telephone service device, to notify that the communication medium stream of visual telephone service is sent to mixed screen system by visual telephone service device, and sending mixed screen request message to the IPTV client of association, described forwarding media stream notification message includes the address information of described mixed screen system；
Described IPTV client sends mixed screen instruction message to described mixed screen system, and this mixed screen instruction message includes the address of IPTV server and the user totem information of described IPTV client place Set Top Box；
The user totem information of the described mixed screen system address according to described IPTV server and described IPTV client place Set Top Box, indicates the program media stream change of the IPTV program that described user playing by described IPTV server to send to described mixed screen system；
Described mixed screen system receives the communication medium stream of described visual telephone service device transmission and the program media stream of described IPTV server transmission；
It is a new content Streaming Media that the communication medium stream received and program media stream are carried out hybrid coding by described mixed screen system, and is sent to described IPTV client；
IPTV client plays described content Streaming Media in picture-in-picture mode, and described IPTV client broadcasting pictures includes the broadcasting pictures of IPTV program and the picture that communicates of videophone.
2. method according to claim 1, it is characterised in that it is that a new content Streaming Media includes that the communication medium stream received and program media stream are carried out hybrid coding by described mixed screen system:
Described mixed screen system, according to default picture-in-picture size and location, replaces in described program media stream after the program media stream of relevant position with the communication medium stream received, and the mixed-media stream obtained is encoded, and obtains new content Streaming Media.
3. method according to claim 1, it is characterised in that also include size and/or the positional information of the picture-in-picture that described videophone client receives in described forwarding media stream notification message；Correspondingly, the also corresponding size including described picture-in-picture and/or positional information in described mixed screen request message and described mixed screen instruction message；
It is that a new content Streaming Media includes that the communication medium stream received and program media stream are carried out hybrid coding by described mixed screen system:
Described mixed screen system, according to the size of described picture-in-picture and/or positional information, replaces in described program media stream after the program media stream of relevant position with the communication medium stream received, the mixed-media stream obtained is encoded, obtain new content Streaming Media.
4. the method according to claims 1 to 3 any one, it is characterised in that also include: the address information of described mixed screen system is set in advance in videophone client.
5. the method according to Claims 1-4 any one, it is characterised in that also include: the address information of described mixed screen system is set in advance in IPTV client；Or ask message is carried the address information of described mixed screen system at described mixed screen.
6. the method according to claim 1 to 5 any one, it is characterised in that also include:
After visual telephone service terminates, visual telephone service device sends, to described mixed screen system, the notification message that visual telephone service terminates；The program media stream of the IPTV program that described user is being play by the described IPTV server of described mixed screen system instruction is recovered to send the Set Top Box to described IPTV client place；Or
When described mixed screen system can't detect the communication medium stream that described visual telephone service device sends, the program media stream of the IPTV program that described user playing by described IPTV server is indicated to recover to send the Set Top Box to described IPTV client place.
7. method according to claim 6, it is characterised in that also include:
Described IPTV server continues the program media stream transmission extremely described mixed screen system of the IPTV program described user play；
The program media stream that described IPTV server sends directly is sent to described IPTV client by described mixed screen system；
Described IPTV client normal play IPTV program.
8. method according to claim 6, it is characterised in that also include:
The program media stream of the IPTV program that described user is being play by described IPTV server is recovered to send to described IPTV client；
Described IPTV client normal play IPTV program.
9. the method according to claim 1 to 5 any one, it is characterised in that also include:
After IPTV service terminates, IPTV server sends, to described mixed screen system, the notification message that IPTV service terminates；Described mixed screen system indicates described visual telephone service device to recover to send to described videophone client by the communication medium stream of described visual telephone service；Or
When described mixed screen system can't detect the program media stream of described IPTV program, described visual telephone service device is indicated to recover to send to described videophone client by the communication medium stream of described visual telephone service.
10. method according to claim 9, it is characterised in that also include:
Described visual telephone service device continues to send to described mixed screen system the communication medium stream of described visual telephone service；
The communication medium stream that described visual telephone service device sends directly is sent to described IPTV client by described mixed screen system；
The communication picture of described IPTV client normal play videophone.
11. method according to claim 9, it is characterised in that also include:
The communication medium stream of described visual telephone service is recovered to send to described videophone client by described visual telephone service device；
The communication picture of described videophone client normal play videophone.
12. a mixed screen system, it is characterised in that including:
Transmit-Receive Unit, for receiving the mixed screen instruction message that IPTV client sends, this mixed screen instruction message includes the address of IPTV server and the user totem information of described IPTV client place Set Top Box；And new content Streaming Media is sent to described IPTV client；
Program media stream collecting unit, user totem information for the address according to described IPTV server and described IPTV client place Set Top Box, the program media stream change indicating the IPTV program that described user playing by described IPTV server sends to described mixed screen system, and receives the program media stream that described IPTV server sends；
Communication medium stream processing unit, for receiving the communication medium stream of the visual telephone service of the described user that visual telephone service device sends；
Mixed screen processing unit, it is a new content Streaming Media that the program media stream received for the communication medium stream received by communication medium stream processing unit and program media stream collecting unit carries out hybrid coding, and it is sent to described IPTV client by described Transmit-Receive Unit, so that described IPTV client plays described content Streaming Media in picture-in-picture mode, described IPTV client broadcasting pictures includes the broadcasting pictures of IPTV program and the picture that communicates of videophone.
13. system according to claim 12, it is characterized in that, described mixed screen processing unit, specifically according to default picture-in-picture size and location, the communication medium stream received with communication medium stream processing unit replaces in the program media stream that program media stream collecting unit receives after the program media stream of relevant position, the mixed-media stream obtained is encoded, obtains new content Streaming Media.
14. system according to claim 12, it is characterised in that also include size and/or the positional information of described picture-in-picture in described mixed screen instruction message accordingly；
Described mixed screen processing unit, size and/or the positional information of picture-in-picture in message is specifically indicated according to described mixed screen, the communication medium stream received with communication medium stream processing unit replaces in the program media stream that program media stream collecting unit receives after the program media stream of relevant position, the mixed-media stream obtained is encoded, obtains new content Streaming Media.
15. an IPTV merges the system of visual telephone service, it is characterised in that including:
Videophone client, for when receiving the instruction that video phone call is carried out picture-in-picture response, forwarding media stream notification message is sent to visual telephone service device, to notify that the communication medium stream of visual telephone service is sent to mixed screen system by visual telephone service device, and sending mixed screen request message to the IPTV client of association, described forwarding media stream notification message includes the address information of described mixed screen system；
IPTV client, for sending mixed screen instruction message to described mixed screen system, this mixed screen instruction message includes the address of IPTV server and the user totem information of described IPTV client place Set Top Box；And play, in picture-in-picture mode, the content Streaming Media that mixed screen system sends, described IPTV client broadcasting pictures includes the broadcasting pictures of IPTV program and the picture that communicates of videophone；
Mixed screen system, for the user totem information of the address according to described IPTV server and described IPTV client place Set Top Box, indicates the program media stream change of the IPTV program that described user playing by described IPTV server to send to described mixed screen system；Receive the communication medium stream of described visual telephone service device transmission and the program media stream of described IPTV server transmission；And the communication medium stream received and program media stream carry out hybrid coding is a new content Streaming Media, and it is sent to described IPTV client.
16. system according to claim 15, it is characterised in that also include:
Visual telephone service device, is used for providing visual telephone service；When receiving the described forwarding media stream notification message that videophone client sends, send to described mixed screen system to being circulated by the communication medium of described user's visual telephone service；
IPTV server, is used for providing IPTV service；And the instruction according to described mixed screen system, the program media stream change of the IPTV program described user play sends to described mixed screen system.
17. the system according to claim 15 or 16, it is characterised in that described mixed screen system specifically includes the mixed screen system described in claim 12 to 14 any one.
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