CN103139529A - Video call switchover method between session initiation protocol (SIP) server and video call devices - Google Patents
Video call switchover method between session initiation protocol (SIP) server and video call devices Download PDFInfo
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Abstract
The invention discloses a video call switchover method between a session initiation protocol (SIP) server and video call devices. The switchover method comprises that when a first video call device of a first SIP account number and a call opposite terminal are in a video call state, if a second video call device of a second SIP account number is detected to be on line, the SIP server sends a subscribe request message to the second video call device, after the SIP server receives a returned notify message, the SIP server sends an invite message to the second video call device according to the SIP account number of the call opposite terminal and sends a re-invite message to the call opposite terminal, and a video call between the second video call device and the call opposite terminal is set up. The second SIP account number and the first SIP account number belong to the account number of the same group. Therefore, under a situation that the video call is not interrupted, the video call of the first video call device is switched into the second video call device.
Description
Technical field
The present invention relates to the communication technology, relate in particular to the video call switching method of a kind of sip server, video calling equipment room.
Background technology
Along with the development of the fast lifting of the network bandwidth and hardware device and universal, the market of video calling has also entered Rapid development stage.Video calling needs the terminal equipment (as smart mobile phone, PC, panel computer etc.) of two networkings (3G, the Internet), realizes sound, the transmission of video real time bidirectional by integrated software or third party software.Video calling mainly contains four kinds of common form: the PC-to-PC(Computer-to-Computer), the PC-to-Phone(computer is to mobile phone), the Phone-to-PC(mobile phone is to computer) and the Phone-to-Phone(mobile phone to mobile phone) between video calling by the Internet (via Internet).PC-to-PC grows up the earliest, for example the Video chat of Tencent QQ.Phone-to-Phone via Internet is in recent years along with the rise of mobile Internet, becomes gradually market focus, such as Vsir(farsighted person), Iphone4 facetime, the video calling softwares such as Google talk, Tango released.
The video call function of mobile terminal (comprising mobile phone, panel computer etc.) has greater flexibility, and is more and more popularized owing to using whenever and wherever possible.
And along with the development of science and technology, digitlization is more and more gone into the thick of life, and TV TV also moves towards intelligent in recent years.The intelligent television of releasing at present has the not available application platform advantage of traditional tv.Intelligent television has been realized the various application services such as web search, Internet Protocol Television, video request program, digital music based on set-top box, can have the function of video calling simultaneously; The basis of these application services, function is all to be based upon on the basis that set-top box is connected to network.The advantage that realizes video calling based on set-top box is that screen is large, in carrying out video call process, has better video display effect.
So, in real world applications, such scene may appear: when the user uses mobile terminal to carry out video calling in certain occasion, also have simultaneously the set-top box of video call function in this occasion; So, in order to obtain better video effect, the user may wish the video calling on mobile terminal is switched to set-top box, by the video screen display video.At this moment, the user has to notify the opposite end first to hang up the video calling of mobile terminal, then calls out the opposite end by set-top box; After setting up video calling in set-top box and opposite end, then carry out video calling by set-top box.Yet, in this process the experience of user and opposite end not good, both sides have to experience one section video calling interrupts, then again calls out, rebulids the process that conversation connects, and can not realize from mobile terminal seamless switching video calling to set-top box.That is to say, prior art can not realize from a video calling equipment seamless switching video calling to another video calling equipment.
Summary of the invention
The embodiment of the present invention provides the video call switching method of a kind of sip server, video calling equipment room, realizes from a video calling equipment seamless switching video calling to another video calling equipment.
According to an aspect of the present invention, provide a kind of video call switching method of video calling equipment room, having comprised:
Sip server is during the first video calling equipment of a SIP account is in video call state with the opposite end of conversing, if the second video calling equipment on-line of the 2nd SIP account detected, send to the second video calling equipment the subscription subscribe request message that carries reference order information;
After but described sip server receives the notice notify message that comprises the resource acquired information that the second video calling equipment returns, send the audio frequency and video IP address of carrying described conversation opposite end and the call request invite message of port information according to the SIP account of described conversation opposite end to the second video calling equipment; After the response ok message of the audio frequency and video IP address of carrying the second video calling equipment that the second video calling equipment that receives returns and port information, send to described conversation opposite end according to the SIP account of the second video calling equipment and carry the audio frequency and video IP address of the second video calling equipment and the re-invite of the call request again message of port information; Afterwards,
Described sip server sends on-hook bye message to the first video calling equipment, to disconnect the video calling between the first video calling equipment and described conversation opposite end, sets up the video calling between the second video calling equipment and described conversation opposite end;
Wherein, the 2nd SIP account and a SIP account belong to same group of account.
Preferably, described send to the second video calling equipment carry the subscription subscribe request message of reference order information before, also comprise:
If described sip server receives the invite message that the first video calling equipment sends, the called account that parses from described invite message equals set point, confirms to receive switching command; And
Describedly send to the second video calling equipment the subscription subscribe request message carry reference order information and be specially:
After described sip server is confirmed to receive switching command, send the subscription subscribe request message that carries reference order information to the second video calling equipment.
Preferably, the 2nd SIP account is the unique primary account number that belongs in each account of described group of account; And other account that belongs to described group of account is secondary account.
Preferably, before described the second video calling equipment on-line that the 2nd SIP account detected, also comprise:
Described sip server receives the registration register message that the first video calling equipment sends, and carries SIP account, the password of the first video calling equipment in this register message, and described group of account and secondary account sign; And
Described sip server receives the register message that the second video calling equipment sends, and carries SIP account, the password of the second video calling equipment in this register message, and described group of account and primary account number sign;
Described sip server is after the group account of confirming the register message that register message that the first video calling equipment sends and the second video calling equipment send is identical, determine that the SIP account of the first video calling equipment and the SIP account of the second video calling equipment belong to same group of account, have incidence relation.
Preferably, the first video calling equipment is specially mobile phone, and the second video calling equipment is specially set-top box.
Preferably,, after carrying the subscription subscribe request message of reference order information, the second video calling equipment transmission also comprises described:
After the second video calling equipment receives described subscribe request message, if the event type that therefrom parses is expansion event transfer type, confirm to receive the subscribe request message that carries reference order information;
After the second video calling equipment is confirmed to receive described reference order information, show whether carry out the inquiry message that video calling switches by video screen; After the confirmation information that receives user's input, but return to the notice notify message that comprises the resource acquired information to described sip server.
Preferably, the group account of the first video calling equipment and secondary account sign, and the group account of the second video calling equipment and primary account number sign obtain to described sip server application in advance.
Preferably, before the first video calling equipment and the opposite end of conversing of a described SIP account are in video call state, also comprise:
The first video calling equipment sends invite message according to the SIP account of described conversation opposite end to described sip server; Or
Described conversation opposite end sends invite message according to the SIP account of the first video calling equipment to described sip server.
According to another aspect of the present invention, also provide a kind of sip server, having comprised:
Online detection module is used for during the first video calling equipment of a SIP account and conversation opposite end are in video call state, and whether detecting account and a SIP account, to belong to the video calling equipment of same group of account online; If the second video calling equipment on-line that belongs to the 2nd SIP account of same group of account with a SIP account detected, send switching notice;
The switching controls module after being used for receiving the switching notice of described online detection module transmission, sends the subscription subscribe request message that carries reference order information to the second video calling equipment; But after the notice notify message that comprises the resource acquired information that the second video calling equipment that receives returns, send the audio frequency and video IP address of carrying described conversation opposite end and the call request invite message of port information according to the SIP account of described conversation opposite end to the second video calling equipment; After the response ok message of the audio frequency and video IP address of carrying the second video calling equipment that the second video calling equipment that receives returns and port information, send to described conversation opposite end according to the SIP account of the second video calling equipment and carry the audio frequency and video IP address of the second video calling equipment and the re-invite of the call request again message of port information; Afterwards, send on-hook bye message to the first video calling equipment, to disconnect the video calling between the first video calling equipment and described conversation opposite end, set up the video calling between the second video calling equipment and described conversation opposite end.
Further, described sip server also comprises:
Registering modules, be used for receiving the registration register message that the first video calling equipment sends, carry SIP account, the password of the first video calling equipment in this register message, and described group of account and secondary account sign, the first video calling equipment is registered; And receive the register message that the second video calling equipment sends, carry SIP account, the password of the second video calling equipment in this register message, and described group of account and primary account number sign, the second video calling equipment is registered.
According to another aspect of the present invention, also provide another kind of sip server, having comprised:
Online detection module is used for during the first video calling equipment of a SIP account and conversation opposite end are in video call state, and whether detecting account and a SIP account, to belong to the video calling equipment of same group of account online; If the second video calling equipment on-line that belongs to the 2nd SIP account of same group of account with a SIP account detected, send notification line;
Switch and confirm module, after being used for receiving the notification line of described online detection module transmission, if receive the invite message that the first video calling equipment sends, the called account that parses from described invite message equals set point, confirms to receive switching command; After confirming to receive described switching command, send switching notice;
the switching controls module after being used for receiving the switching notice of described switching confirmation module transmission, sends the subscription subscribe request message that carries reference order information to the second video calling equipment, but after the notice notify message that comprises the resource acquired information that the second video calling equipment that receives returns, send the call request invite message of carrying the first audio frequency and video IP address, video calling equipment opposite end and port message to the second video calling equipment according to the SIP account of described conversation opposite end, after the response ok message of the audio frequency and video IP address of carrying the second video calling equipment that the second video calling equipment that receives returns and port information, carry the audio frequency and video IP address of the second video calling equipment and the re-invite of the call request again message of port information according to the SIP account of the second video calling equipment to described conversation opposite end transmission, afterwards, send on-hook bye message to the first video calling equipment, to disconnect the video calling between the first video calling equipment and described conversation opposite end, set up the video calling between the second video calling equipment and described conversation opposite end.
According to another aspect of the present invention, also provide a kind of video calling equipment, having comprised:
The reference order receiver module after being used for receiving the subscribe request message of sip server transmission, if the event type that therefrom parses is expansion event transfer type, confirms to receive the subscribe request message that carries reference order information; After confirming to receive described reference order information, send switching and process notice;
The switching processing module after being used for receiving the switching processing notice of described reference order receiver module transmission, shows whether carry out the inquiry message that video calling switches by video screen; After the confirmation information that receives user's input, but return to the notice notify message that comprises the resource acquired information to described sip server; Perhaps, after described switching processing module is used for receiving the switching processing notice of described reference order receiver module transmission, but directly return to described sip server the notice notify message that comprises the resource acquired information;
The video calling module after being used for receiving the invitation invite message that described sip server sends according to the SIP account of conversation opposite end, is set up video calling with described conversation opposite end.
According to another aspect of the present invention, also provide another kind of video calling equipment, having comprised:
The switching command sending module, be used at the video call process of this video calling equipment with the conversation opposite end, if receive the switching command of user's input, send to sip server the invite message carry switching command, the video calling of this video calling equipment is switched to the video calling equipment of other account under the group account under SIP account with this video calling equipment in order to notify described sip server.
in the technical scheme of the embodiment of the present invention, in the first video calling equipment of a SIP account carries out video call process with the opposite end of conversing, sip server can be after the second video calling equipment on-line that detects with other account (other account that is associated with a SIP account) of belonging to of a SIP account of same group of account, send invite message according to the SIP account of the opposite end of conversing to the second video calling equipment, send re-invite message according to the SIP account of the second video calling equipment to the opposite end of conversing, set up the video calling between the second video calling equipment and described conversation opposite end, thereby in the situation that needn't break of video conversation, the video calling of the first video calling equipment is switched to the second video calling equipment, realize the purpose from a video calling equipment seamless switching video calling to another video calling equipment.
Description of drawings
Fig. 1 a is that the first video calling facility registration of the embodiment of the present invention is to the flow chart of sip server;
Fig. 1 b is that the second video calling facility registration of the embodiment of the present invention is to the flow chart of sip server;
Fig. 2 is the flow chart that video calling is set up in the first video calling equipment of the embodiment of the present invention and the opposite end of conversing;
Fig. 3,4 switches to the method flow diagram of the second video calling equipment for the video calling of the embodiment of the present invention from the first video calling equipment;
Fig. 5 is a kind of internal structure block diagram of the sip server of the embodiment of the present invention;
Fig. 6 is the another kind of internal structure block diagram of the sip server of the embodiment of the present invention;
Fig. 7 is a kind of internal structure block diagram of the video calling equipment of the embodiment of the present invention.
Embodiment
For making purpose of the present invention, technical scheme and advantage clearer, referring to accompanying drawing and enumerate preferred embodiment, the present invention is described in more detail.Yet, need to prove, many details of listing in specification are only in order to make the reader to one or more aspects of the present invention, a thorough understanding be arranged, even if do not have these specific details also can realize these aspects of the present invention.
The terms such as " module " used in this application, " system " are intended to comprise the entity relevant to computer, such as but not limited to hardware, firmware, combination thereof, software or executory software.For example, module can be, but be not limited in: the thread of the process of moving on processor, processor, object, executable program, execution, program and/or computer.For instance, the application program of moving on computing equipment and this computing equipment can be modules.One or more modules can be positioned at an executory process and/or thread.
In technical scheme of the present invention, the SIP account of two or more video calling equipment can be carried out association, server is preserved the incidence relation between account, and for the video calling equipment with incidence relation, realizes the seamless switching of the video calling between these equipment.
Describe the technical scheme of the embodiment of the present invention in detail below in conjunction with accompanying drawing.Two or more video calling equipment are after registering to sip server, and sip server can be confirmed incidence relation between them according to same group of account of these video calling equipment, and preserve the incidence relation of confirming.Fig. 1 a shows the process that mobile phone is registered as one of them video calling equipment (the first video calling equipment):
S101: mobile phone sends registration (register) message to sip server.
Particularly, mobile phone perhaps will send register message one time to sip server every setting-up time section (such as 10 minutes) in the video calling program operation process after start.In technical scheme of the present invention, register message is expanded: in the register message that mobile phone sends except carrying standard information, comprise: SIP account, the password of this video calling equipment mobile phone of the first video calling equipment (namely as), outside, also comprise the information of expansion in register message: group account, and the master of account or secondary sign.The SIP account is to belong to same group of account, has each other incidence relation.Preferably, belong in each account of same group of account, a SIP account can be set as unique primary account number, other SIP account is secondary account.
For example, mobile phone can carry SIP account, the password of the first video calling equipment in the register message of sip server transmission, and the group account of this video calling equipment (the first video calling equipment) and secondary account sign.This pair account sign shows that the SIP account of the first video calling equipment is secondary account under this group account.For ease of describing, the SIP account with the first video calling equipment is called a SIP account herein.
After the success of S102:SIP server registration, return to 200ok message to mobile phone, confirm to succeed in registration.
Particularly, sip server authenticates mobile phone according to SIP account and password in register message after the register message that receives the mobile phone transmission; After authentication was passed through, sip server returned to the response message of status200ok to mobile phone, and the expression authentication is passed through.And, before also can searching, sip server whether records mutually account on the same group; If found, SIP account and the secondary account identification record thereof with mobile phone arrives under this group account, thereby records the incidence relation of same group of each account under account.
Fig. 1 b shows the process that set-top box is registered as another video calling equipment (the second video calling equipment):
S111: set-top box sends registration register message to sip server.
Particularly, set-top box perhaps will send register message one time to sip server every setting-up time section (such as 10 minutes) in the video calling program operation process after start.
Set-top box can carry SIP account, the password of the second video calling equipment in the register message of sip server transmission, and the group account of this video calling equipment (the second video calling equipment) and primary account number sign.This primary account number sign shows that the SIP account of the second video calling equipment is primary account number under this group account.For ease of describing, the SIP account with the second video calling equipment is called the 2nd SIP account herein.
After the success of S112:SIP server registration, return to 200ok message to set-top box, confirm to succeed in registration.
Particularly, sip server authenticates set-top box according to SIP account and password in register message after the register message that receives the set-top box transmission; After authentication was passed through, sip server returned to the response message of status200ok to mobile phone, and the expression authentication is passed through.And, before also can searching, sip server whether records mutually account on the same group; If found, SIP account and the primary account number identification record thereof with set-top box arrives under this group account, thereby records the incidence relation of same group of each account under account.For example, group account before sip server finds in the register message of group account and this reception of the mobile phone of record is identical, with the SIP account of set-top box and primary account number identification record thereof to before under the group account of mobile phone of record, thereby recorded incidence relation between the account of mobile phone and set-top box.
The group account of the first video calling equipment and secondary account sign, and the group account of the second video calling equipment and primary account number sign obtain to described sip server application in advance; Particularly, the group account of the first above-mentioned video calling equipment and the second video calling equipment can be to be applied for obtaining by the group account application webpage that sip server provides in advance by the user.For example, group account application webpage application to the group account that the user uses video calling equipment (such as mobile phone, set-top box) access sip server to provide, and the SIP account that the user can arrange this video calling equipment is the primary account number under this group account or secondary account.Such as, after a group account, the SIP account that above-mentioned mobile phone can be set in group account application webpage is secondary account to the user in application, the SIP account that above-mentioned set-top box is set is primary account number; After setting came into force, video calling equipment was preserved group account and master or the secondary account sign of application, uses during for registration.
In a practical application scene, above-mentioned mobile phone is as the first video calling equipment, and video calling is set up in the opposite end with conversing; The foundation of this video calling, can be initiated by the first video calling equipment: the first video calling equipment sends invite message according to the SIP account of described conversation opposite end to described sip server, to set up the first video calling equipment and the video calling of conversing between the opposite end; Also can be initiated by the conversation opposite end: the conversation opposite end sends invite message according to the SIP account of the first video calling equipment to described sip server, to set up the first video calling equipment and the video calling of conversing between the opposite end.
Fig. 2 shows the process of being initiated, set up video calling by the first video calling equipment, comprises the steps:
S201: mobile phone sends call request message (invite message) to sip server according to the SIP account of conversation opposite end.
In this step, in the invite message of mobile phone according to the SIP account transmission of the opposite end of conversing, the caller account of carrying is the SIP account of this mobile phone, and the called account of carrying is the SIP account of conversation opposite end.
The S202:SIP server is to conversation opposite end forwarding invite message.
The S203:SIP server returns to trying message (provisional response message) to mobile phone.
S204: the opposite end of conversing receives the backward sip server of invite message and returns to trying message.
S205: ALERTING message (ring message) is also returned to sip server in the opposite end of conversing.
The S206:SIP server forwards ring message to mobile phone.
S207: converse the opposite end after receiving the off-hook operational order, return to response message (ok message) to sip server, agree to set up conversation and connect.
Do not need any operation of user for the video calling equipment that the has set-top box of automatic-answering back device (as be provided with), directly return to response message (ok message) to sip server, agree to set up conversation and connect.
The S208:SIP server forwards ok message to mobile phone.
S209: mobile phone is responded ack message (acknowledge message).
The S210:SIP server is to conversation opposite end forwarding ack message; Mobile phone has been set up video calling with the opposite end of conversing and has been connected.
After having set up video calling and be connected in mobile phone and conversation opposite end, if having the video calling equipment that belongs to same group of account with this mobile phone in the user place occasion of mobile phone, than set-top box described above; The user wishes and the video calling on mobile phone can be seamlessly switched to set-top box, utilize the video screen of set-top box to carry out better video demonstration, sip server is controlled the video calling of the first video calling equipment with the conversation opposite end, switch to as the set-top box of the second video calling equipment and the video calling of conversation opposite end, detailed process comprises the steps: as shown in Figure 3
S301: in the video call process of mobile phone (the first video calling equipment) and the opposite end of conversing, to belong to the second video calling equipment (set-top box) of the 2nd SIP account of same group of account online with a SIP account if sip server detects, and sends to the second video calling equipment the subscription subscribe request message that carries reference order information.
Particularly, after sip server has been set up video calling and is connected in mobile phone (the first video calling equipment) and conversation opposite end, can detect whether online with a SIP account if belonging to the video calling equipment on-line of other account of same group of account; If the video calling equipment on-line of other account that belongs to same group of account detected, carry the subscribe request message of reference order information to its transmission.As a kind of more excellent execution mode, for the situation of a plurality of secondary accounts is arranged under same group of account, sip server detect belong to the video calling equipment on-line of primary account number of same group of account with a SIP account after, carry the subscribe request message of reference order information to its transmission, to begin video calling is switched to the video calling equipment of this primary account number.
Perhaps, sip server is after a period of time that video calling is connected has been set up in mobile phone (the first video calling equipment) and conversation opposite end, if the video calling device logs that belongs to other account of same group of account with a SIP account detected, the video calling equipment to this login sends the subscribe request message that carries reference order information.As a kind of more excellent execution mode, for the situation of a plurality of secondary accounts is arranged under same group of account, sip server detect belong to the video calling device logs of primary account number of same group of account with a SIP account after, carry the subscribe request message of reference order information to its transmission, to begin video calling is switched to the video calling equipment of this primary account number.
Because the 2nd SIP account and a SIP account belong to same group of account, more preferably, the 2nd SIP account is the primary account number under this group account, therefore, if it is online that sip server detects as the second video calling equipment (set-top box) of the 2nd SIP account of primary account number, send to the second video calling equipment the subscribe request message that carries reference order information.
In technical scheme of the present invention, the subscribe request message has also been done expansion: be transfer(expansion event if indicate event type at the head of subscribe request message) type, namely show in this subscribe request message to carry reference order information.
S302: after the second video calling equipment (set-top box) receives the subscribe request message, return to ok message.
S303: the second video calling equipment (set-top box) parses reference order information from the subscribe request message after, whether inquiry carries out video calling switches; After receiving the confirmation information of user's input, but return to the notice notify message that comprises the resource acquired information to described sip server.
Particularly, the second video calling equipment (set-top box) is resolved the subscribe request message that receives, if the event type that therefrom parses is expansion event transfer type, confirm to receive the subscribe request message that carries reference order information; After the second video calling equipment (set-top box) is confirmed to receive reference order information, show whether carry out the inquiry message that video calling switches by video screen; If the user has selected "Yes" according to the inquiry message that shows, the second video calling equipment (set-top box) is after the confirmation information that receives user's input, but return to the notice notify message that comprises the resource acquired information to sip server, agree the Switch Video conversation.
The S304:SIP server receives the second video calling equipment (set-top box) but after the notice notify message that comprises the resource acquired information returned, sends call request invite message according to the SIP account of conversation opposite end to the second video calling equipment.
Particularly, after but sip server received the notify message that comprises the resource acquired information that the second video calling equipment returns, sip server sent the audio frequency and video IP address of carrying the conversation opposite end and the invite message of port information according to the SIP account of conversation opposite end to the second video calling equipment.Particularly, sip server is in the invite message of the second video calling equipment transmission, and the caller account of carrying is the SIP account of conversation opposite end, and the called account of carrying is the SIP account of the second video calling equipment; In addition, the SDP(Session Description Protocol of invite message, Session Description Protocol) also comprise audio frequency and video IP address and the port information of the opposite end of conversing in information.
S305: after the second video calling equipment (set-top box) receives invite message, return to ok message.
Particularly, after the second video calling equipment (set-top box) receives invite message, return to the audio frequency and video IP address of carrying the second video calling equipment (this video calling equipment) and the ok message of port information.
After the S306:SIP server receives the OK message of carrying session negotiation SDP information of the response invite message that the second video calling equipment (set-top box) returns, send call request re-invite message again according to SIP account, audio frequency and video IP address and the port information of the second video calling equipment to described conversation opposite end.
Particularly, after sip server receives the ok message of the response invite message that the second video calling equipment (set-top box) returns, send to described conversation opposite end according to the SIP account of the second video calling equipment and carry the audio frequency and video IP address of the second video calling equipment and the re-invite of the call request again message of port information.Particularly, sip server is in the re-invite message of described conversation opposite end transmission, and the caller account of carrying is the SIP account of the second video calling equipment, and the called account of carrying is the SIP account of conversation opposite end; In addition, the SDP(Session Description Protocol in re-invite message, Session Description Protocol) also include audio frequency and video IP address and the port information of the second video calling equipment in information.
The conversation opposite end is after receiving re-invite message, return to ok message to sip server, and revise audio frequency and video IP address and the port information of partner in video calling according to the audio frequency and video IP address of carrying in re-invite message and port information, so that the sending and receiving of follow-up audio frequency and video.
The S307:SIP server sends on-hook bye message to the first video calling equipment (mobile phone).
Send on-hook bye message at sip server to the first video calling equipment (mobile phone), after the first video calling equipment returns to ok message, thereby disconnected video calling between the first video calling equipment and described conversation opposite end; And sip server is in the response ok message that receives the second video calling equipment (set-top box) and return, and after the ok message returned of conversation opposite end, sets up the video calling between the second video calling equipment and described conversation opposite end; Thereby realized that video calling seamlessly switches to the purpose of the second video calling equipment from the first video calling equipment.That is to say, at video calling from the first video calling equipment seamlessly switches to the process of the second video calling equipment, the video calling of conversation opposite end is not interrupted all the time, and this handoff procedure can't be discovered for the user of conversation opposite end, and the conversation that can not affect the user of the opposite end of conversing is experienced.
As a kind of more excellent embodiment, the user can control the first video calling equipment and issue instructions to sip server, and sip server is according to the switching of the instruction triggers video calling that receives, and detailed process comprises the steps: as shown in Figure 4
S401: in the video call process of the first video calling equipment (mobile phone) and the opposite end of conversing, the first video calling equipment sends the invite message that carries switching command to sip server.
Particularly, in the video call process of the first video calling equipment (mobile phone) and the opposite end of conversing, if the user wishes video calling is switched to the second video calling equipment (set-top box), video calling button in the operation interface that the middle video calling program of moving of the first video calling equipment (mobile phone) of pressing provides, thus the first video calling equipment that triggers sends the invite message that carries switching command to sip server.In fact, the called account of the first video calling equipment (mobile phone) in can invite message is set to a set point of making an appointment, and sends thereby generate the invite message that carries switching command.
After the S402:SIP server is confirmed to receive switching command, if the second video calling equipment on-line of the 2nd SIP account detected, send to the second video calling equipment (set-top box) the subscribe request message that carries reference order information.
Particularly, after sip server receives the invite message of the first video calling equipment transmission, if the called account that therefrom parses equals set point, confirm to receive switching command; Sip server can detect whether online with a SIP account if belonging to the video calling equipment on-line of other account of same group of account after confirming to receive switching command; Preferably, can detect whether online with a SIP account if belonging to the video calling equipment on-line of primary account number of same group of account; If online (such as satisfactory the second video calling equipment on-line of account being detected) detected, send to the second video calling equipment (set-top box) the subscribe request message that carries reference order information.
S403: the second video calling equipment (set-top box) is according to the subscribe request message that receives, but directly returns to the notice notify message that comprises the resource acquired information.
Particularly, after the second video calling equipment (set-top box) receives the subscribe request message, return to ok message; After the subscribe request message is resolved, confirm to receive reference order information, but directly return to the notice notify message that comprises the resource acquired information.
The S404:SIP server receives the second video calling equipment (set-top box) but after the notice notify message that comprises the resource acquired information returned, sends the audio frequency and video IP address of carrying described conversation opposite end and the invite message of port information according to the SIP account of conversation opposite end to the second video calling equipment; In invite message, the caller account of carrying is the SIP account of conversation opposite end, and the called account of carrying is the SIP account of the second video calling equipment; In addition, the audio frequency and video IP address and the port information that also comprise the opposite end of conversing in the SDP information of invite message.
S405: after the second video calling equipment (set-top box) receives invite message, return to ok message.
Particularly, after the second video calling equipment (set-top box) receives invite message, return to the audio frequency and video IP address of carrying the second video calling equipment (this video calling equipment) and the ok message of port information.
After the S406:SIP server receives the ok message that the second video calling equipment (set-top box) returns, send to described conversation opposite end according to the SIP account of the second video calling equipment and carry the audio frequency and video IP address of the second video calling equipment and the re-invite message of port information.
The S407:SIP server sends on-hook bye message to the first video calling equipment (mobile phone) after the response ok message that the second video calling equipment (set-top box) that receives returns.
According to above-mentioned video call switching method, a kind of internal structure block diagram of the sip server that the embodiment of the present invention provides as shown in Figure 5, comprising: online detection module 501, switching controls module 502.
Further, also comprise in sip server shown in Figure 5: Registering modules 503.
Registering modules 503 is used for receiving the registration register message that the first video calling equipment sends, carry SIP account, the password of the first video calling equipment in this register message, and described group of account and secondary account sign, the first video calling equipment is registered; And receive the register message that the second video calling equipment sends, carry SIP account, the password of the second video calling equipment in this register message, and described group of account and primary account number sign, the second video calling equipment is registered.
According to above-mentioned video call switching method, the another kind of internal structure block diagram of the sip server that the embodiment of the present invention provides as shown in Figure 6, comprising: module 602, switching controls module 603 are confirmed in online detection module 601, switching.
Online detection module 601 is used for during the first video calling equipment of a SIP account and conversation opposite end are in video call state, and whether detecting account and a SIP account, to belong to the video calling equipment of same group of account online; If the second video calling equipment on-line that belongs to the 2nd SIP account of same group of account with a SIP account detected, send notification line; Preferably, the 2nd SIP account is the unique primary account number that belongs in each account of described group of account; And other account that belongs to described group of account is secondary account.
After switching confirms that module 602 is used for receiving the notification line of online detection module 601 transmissions, if receive the invite message that the first video calling equipment sends, the called account that parses from described invite message equals set point, confirms to receive switching command; After confirming to receive described switching command, send switching notice;
After switching controls module 603 is used for receiving the switching notice of switching 602 transmissions of confirmation module, send the subscription subscribe request message that carries reference order information to the second video calling equipment; But after the notice notify message that comprises the resource acquired information that the second video calling equipment that receives returns, send the audio frequency and video IP address of carrying described conversation opposite end and the invite message of port information according to the SIP account of described conversation opposite end to the second video calling equipment; After the response ok message of the audio frequency and video IP address of carrying the second video calling equipment that the second video calling equipment that receives returns and port information, send to described conversation opposite end according to the SIP account of the second video calling equipment and carry the audio frequency and video IP address of the second video calling equipment and the re-invite message of port information; And, send on-hook bye message to the first video calling equipment, to disconnect the video calling between the first video calling equipment and described conversation opposite end, set up the video calling between the second video calling equipment and described conversation opposite end.
Further, also comprise in sip server shown in Figure 6: Registering modules 604.
Registering modules 604 is used for receiving the registration register message that the first video calling equipment sends, carry SIP account, the password of the first video calling equipment in this register message, and described group of account and secondary account sign, the first video calling equipment is registered; And receive the register message that the second video calling equipment sends, carry SIP account, the password of the second video calling equipment in this register message, and described group of account and primary account number sign, the second video calling equipment is registered.
According to above-mentioned video call switching method, the internal structure block diagram of a kind of video calling equipment that the embodiment of the present invention provides as shown in Figure 7, comprising: reference order receiver module 701, switching processing module 702, video calling module (not marking in figure).
After reference order receiver module 701 is used for receiving the subscribe request message of sip server transmission, if the event type that therefrom parses is expansion event transfer type, confirm to receive the subscribe request message that carries reference order information; After confirming to receive described reference order information, send switching and process notice;
After the video calling module is used for receiving the invitation invite message that described sip server sends according to the SIP account of conversation opposite end, set up video calling with described conversation opposite end.
Video calling equipment shown in Figure 7 can be specifically set-top box.
Video call switching method according to above-mentioned can comprise in the internal structure of the another kind of video calling equipment that the embodiment of the present invention provides: the switching command sending module.
The switching command sending module, be used at the video call process of this video calling equipment with the conversation opposite end, if receive the switching command of user's input, send to sip server the invite message carry switching command, the video calling of this video calling equipment is switched to the video calling equipment of other account under the group account under SIP account with this video calling equipment in order to notify described sip server.Preferably, described other account specifically refers to primary account number.This video calling equipment can be specifically mobile phone.
In fact, above-mentioned reference order receiver module 701, switching processing module 702, video calling module 703, and the switching command sending module can be integrated in a conversation video software, is installed in same video calling equipment.
in the technical scheme of the embodiment of the present invention, in the first video calling equipment of a SIP account carries out video call process with the opposite end of conversing, sip server can be after the second video calling equipment on-line that detects with other account (other account that is associated with a SIP account) of belonging to of a SIP account of same group of account, send invite message according to the SIP account of the opposite end of conversing to the second video calling equipment, send re-invite message according to the SIP account of the second video calling equipment to the opposite end of conversing, set up the video calling between the second video calling equipment and described conversation opposite end, thereby in the situation that needn't break of video conversation, the video calling of the first video calling equipment is switched to the second video calling equipment, realize the purpose from a video calling equipment seamless switching video calling to another video calling equipment.
One of ordinary skill in the art will appreciate that all or part of step that realizes in above-described embodiment method is to come the relevant hardware of instruction to complete by program, this program can be stored in a computer read/write memory medium, as: ROM/RAM, magnetic disc, CD etc.
The above is only the preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. the video call switching method of a video calling equipment room, is characterized in that, comprising:
Sip server is during the first video calling equipment of a SIP account is in video call state with the opposite end of conversing, if the second video calling equipment on-line of the 2nd SIP account detected, send to the second video calling equipment the subscription subscribe request message that carries reference order information;
After but described sip server receives the notice notify message that comprises the resource acquired information that the second video calling equipment returns, send the audio frequency and video IP address of carrying described conversation opposite end and the call request invite message of port information according to the SIP account of described conversation opposite end to the second video calling equipment; After the response ok message of the audio frequency and video IP address of carrying the second video calling equipment that the second video calling equipment that receives returns and port information, send to described conversation opposite end according to the SIP account of the second video calling equipment and carry the audio frequency and video IP address of the second video calling equipment and the re-invite of the call request again message of port information; Afterwards,
Described sip server sends on-hook bye message to the first video calling equipment, to disconnect the video calling between the first video calling equipment and described conversation opposite end, sets up the video calling between the second video calling equipment and described conversation opposite end;
Wherein, the 2nd SIP account and a SIP account belong to same group of account.
2. the method for claim 1, is characterized in that, described send to the second video calling equipment carry the subscription subscribe request message of reference order information before, also comprise:
If described sip server receives the invite message that the first video calling equipment sends, the called account that parses from described invite message equals set point, confirms to receive switching command; And
Describedly send to the second video calling equipment the subscription subscribe request message carry reference order information and be specially:
After described sip server is confirmed to receive switching command, send the subscription subscribe request message that carries reference order information to the second video calling equipment.
3. method as claimed in claim 1 or 2, is characterized in that, the 2nd SIP account is the unique primary account number that belongs in each account of described group of account; And other account that belongs to described group of account is secondary account.
4. method as claimed in claim 3, is characterized in that, before described the second video calling equipment on-line that the 2nd SIP account detected, also comprises:
Described sip server receives the registration register message that the first video calling equipment sends, and carries SIP account, the password of the first video calling equipment in this register message, and described group of account and secondary account sign; And
Described sip server receives the register message that the second video calling equipment sends, and carries SIP account, the password of the second video calling equipment in this register message, and described group of account and primary account number sign;
Described sip server is after the group account of confirming the register message that register message that the first video calling equipment sends and the second video calling equipment send is identical, determine that the SIP account of the first video calling equipment and the SIP account of the second video calling equipment belong to same group of account, have incidence relation.
5. method as claimed in claim 4, is characterized in that, the first video calling equipment is specially mobile phone, and the second video calling equipment is specially set-top box.
6. method as claimed in claim 5, is characterized in that,, also comprises after the second video calling equipment transmission carries the subscription subscribe request message of reference order information described:
After the second video calling equipment receives described subscribe request message, if the event type that therefrom parses is expansion event transfer type, confirm to receive the subscribe request message that carries reference order information;
After the second video calling equipment is confirmed to receive described reference order information, show whether carry out the inquiry message that video calling switches by video screen; After the confirmation information that receives user's input, but return to the notice notify message that comprises the resource acquired information to described sip server.
7. a sip server, is characterized in that, comprising:
Online detection module is used for during the first video calling equipment of a SIP account and conversation opposite end are in video call state, and whether detecting account and a SIP account, to belong to the video calling equipment of same group of account online; If the second video calling equipment on-line that belongs to the 2nd SIP account of same group of account with a SIP account detected, send switching notice;
The switching controls module after being used for receiving the switching notice of described online detection module transmission, sends the subscription subscribe request message that carries reference order information to the second video calling equipment; But after the notice notify message that comprises the resource acquired information that the second video calling equipment that receives returns, send the audio frequency and video IP address of carrying described conversation opposite end and the call request invite message of port information according to the SIP account of described conversation opposite end to the second video calling equipment; After the response ok message of the audio frequency and video IP address of carrying the second video calling equipment that the second video calling equipment that receives returns and port information, send to described conversation opposite end according to the SIP account of the second video calling equipment and carry the audio frequency and video IP address of the second video calling equipment and the re-invite of the call request again message of port information; Afterwards, send on-hook bye message to the first video calling equipment, to disconnect the video calling between the first video calling equipment and described conversation opposite end, set up the video calling between the second video calling equipment and described conversation opposite end.
8. a sip server, is characterized in that, comprising:
Online detection module is used for during the first video calling equipment of a SIP account and conversation opposite end are in video call state, and whether detecting account and a SIP account, to belong to the video calling equipment of same group of account online; If the second video calling equipment on-line that belongs to the 2nd SIP account of same group of account with a SIP account detected, send notification line;
Switch and confirm module, after being used for receiving the notification line of described online detection module transmission, if receive the invite message that the first video calling equipment sends, the called account that parses from described invite message equals set point, confirms to receive switching command; After confirming to receive described switching command, send switching notice;
the switching controls module after being used for receiving the switching notice of described switching confirmation module transmission, sends the subscription subscribe request message that carries reference order information to the second video calling equipment, but after the notice notify message that comprises the resource acquired information that the second video calling equipment that receives returns, send the call request invite message of carrying the first audio frequency and video IP address, video calling equipment opposite end and port message to the second video calling equipment according to the SIP account of described conversation opposite end, after the response ok message of the audio frequency and video IP address of carrying the second video calling equipment that the second video calling equipment that receives returns and port information, carry the audio frequency and video IP address of the second video calling equipment and the re-invite of the call request again message of port information according to the SIP account of the second video calling equipment to described conversation opposite end transmission, afterwards, send on-hook bye message to the first video calling equipment, to disconnect the video calling between the first video calling equipment and described conversation opposite end, set up the video calling between the second video calling equipment and described conversation opposite end.
9. a video calling equipment, is characterized in that, comprising:
The reference order receiver module after being used for receiving the subscribe request message of sip server transmission, if the event type that therefrom parses is expansion event transfer type, confirms to receive the subscribe request message that carries reference order information; After confirming to receive described reference order information, send switching and process notice;
The switching processing module after being used for receiving the switching processing notice of described reference order receiver module transmission, shows whether carry out the inquiry message that video calling switches by video screen; After the confirmation information that receives user's input, but return to the notice notify message that comprises the resource acquired information to described sip server; Perhaps, after described switching processing module is used for receiving the switching processing notice of described reference order receiver module transmission, but directly return to described sip server the notice notify message that comprises the resource acquired information;
The video calling module after being used for receiving the invitation invite message that described sip server sends according to the SIP account of conversation opposite end, is set up video calling with described conversation opposite end.
10. a video calling equipment, is characterized in that, comprising:
The switching command sending module, be used at the video call process of this video calling equipment with the conversation opposite end, if receive the switching command of user's input, send to sip server the invite message carry switching command, the video calling of this video calling equipment is switched to the video calling equipment of other account under the group account under SIP account with this video calling equipment in order to notify described sip server.
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| CN201310057827.1A CN103139529B (en) | 2013-02-22 | 2013-02-22 | Video call switching method between sip server, video call device |
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| CN201310057827.1A CN103139529B (en) | 2013-02-22 | 2013-02-22 | Video call switching method between sip server, video call device |
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| CN110798647B (en) * | 2019-11-18 | 2021-06-22 | 北京小米移动软件有限公司 | Device switching method and device in audio and video call process and storage medium |
| CN111064915A (en) * | 2019-11-18 | 2020-04-24 | 北京小米移动软件有限公司 | Audio and video call method, device, equipment and readable storage medium |
| CN110798647A (en) * | 2019-11-18 | 2020-02-14 | 北京小米移动软件有限公司 | Device switching method and device in audio and video call process and storage medium |
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| CN103139529B (en) | 2015-10-21 |
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