CN108307149A - A kind of video proxy system and monitoring method - Google Patents
A kind of video proxy system and monitoring method Download PDFInfo
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- CN108307149A CN108307149A CN201711474494.7A CN201711474494A CN108307149A CN 108307149 A CN108307149 A CN 108307149A CN 201711474494 A CN201711474494 A CN 201711474494A CN 108307149 A CN108307149 A CN 108307149A
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
- H04N21/6437—Real-time Transport Protocol [RTP]
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Computer Graphics (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
The invention discloses a kind of video proxy system and monitoring method, the system comprises：One RTSP proxy modules, the RTSP proxy modules are arranged in a video server, and the RTSP proxy modules are connect with external equipment and video equipment respectively, and the RTSP proxy modules include a RTSP protocol elements and a video retransmission unit.The system is not in the case where influencing management and business processing of original video server to mobile terminal and camera, enable external equipment to obtain the real-time video of mobile terminal and camera, the existing movement of third party device acquisition or fixed video monitoring business are increased newly to meet.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of video proxy systems and monitoring method.
Background technology
With the continuous development of computer technology and network technology, user can not only watch the mobile terminal itself used
The video file stored in equipment can also watch the video file of network side, wherein network side video server can incite somebody to action
Its pre-stored video file transfer, can also be real by coupled mobile terminal (such as mobile phone) or video camera institute to user
When collected video file transfer to user.It, can be by using mobile whole when user wants viewing associated video files
End equipment sends transmission of video request after video server receives transmission of video request to video server and is regarded relevant
Frequency file is transferred to the mobile terminal device, and then the mobile terminal device receives relevant video file and plays out.
It is mobile whole if necessary to be obtained by existing or newly-increased external equipment in current video service system
The real-time video file that end equipment or video camera are acquired, then must satisfy the mobile terminal device or the video camera is in
Otherwise the condition of presence needs to be modified the framework of video service system, so that external equipment directly manages correlation
Mobile terminal device or video camera, or relevant mobile terminal device or video camera is made to access the external equipment, so as to
Enough obtain real-time video file.But if the framework to video service system is modified, the network element device being related to compared with
It is more, it is affected, so that corresponding improvement cost is also higher.In addition, video monitoring service is realized, to external video traffic
System is it is also proposed that extra demand.For example, external video operation system obtains being adopted for mobile terminal device by mobile core network
The real-time video file of collection needs to install special APP client softwares in mobile terminal device, and using mobile core network as biography
Operational Visit end to end is realized in transmission of data channel with mobile terminal device.If mobile terminal device is not online, due to outside
There is no interface between video service system and mobile core network, then cannot achieve video monitoring service.
Invention content
The object of the present invention is to provide a kind of video proxy system and monitoring method, which is not influencing original regard
In the case that frequency server is to the management of mobile terminal and camera and business processing so that external equipment can obtain mobile whole
The real-time video at end and camera obtains existing movement or fixed video monitoring business to meet newly-increased third party device.
To achieve the goals above, the present invention provides a kind of video proxy systems, and it is suitable for a video server, institutes
Stating video proxy system includes：One RTSP proxy modules, the RTSP proxy modules are arranged in the video server, described
RTSP proxy modules are connect with external equipment and video equipment respectively, the RTSP proxy modules include a RTSP protocol elements and
One video retransmission unit, the RTSP proxy modules are used to receive the video session request of the external equipment, and judge institute
Whether online state video equipment；When judging that the video equipment can not be accessed, the RTSP protocol elements are by the video
The default ip address and RTP port numbers of equipment are sent to the external equipment；When judge can to access the video equipment and
When not setting up video session connection between the RTSP proxy modules and the video equipment, the RTSP protocol elements are to described
Video equipment sends video session connection request, is connected with the video session for establishing the RTSP proxy modules to the video equipment
It connects；When judge can with established between video device access and the RTSP proxy modules and the video equipment video session company
When connecing, the RTSP protocol elements obtain the current IP address and RTP port numbers of the video equipment, and are sent to the outside
Equipment and the video retransmission unit；The video retransmission unit is used for the IP address of the external equipment and port numbers, institute
The current IP address and port numbers of the IP address and port numbers and the video equipment of stating video server establish mapping relations,
And after receiving the real-time video stream packet of the video equipment, according to the mapping relations by the live video stream report
Text is forwarded to the external equipment.
In one embodiment of this invention, described when the video equipment is the video equipment connected using Session Initiation Protocol
RTSP proxy modules are built with described using the video equipment that Session Initiation Protocol is connect by the SIP business modules of the video server
Vertical SIP sessions；When the video equipment is the video equipment connected using RTSP agreements, the RTSP proxy modules pass through institute
The RTSP client module for stating video server establishes RTSP connections with the video equipment being connect using RTSP agreements.
In one embodiment of this invention, when the video equipment is wirelessly connected with the video server
When, the RTSP proxy modules are established a video session with the video equipment and are connect.
In one embodiment of this invention, when the video equipment is connected by wired mode with the video server
When, the RTSP proxy modules are established at least one video session with the video equipment and are connect.
In one embodiment of this invention, the video proxy system further includes an operation equipment, the operation equipment with
The video server is connected, and the operation equipment is for selecting the real-time video stream packet of specified video equipment to be forwarded to institute
State external equipment, and the real-time video stream packet for stopping specified video equipment is forwarded to the external equipment.
The present invention also provides a kind of monitoring methods using above-mentioned video proxy system, the described method comprises the following steps：
A) the RTSP proxy modules of video server receive the video session request of external equipment；B) the RTSP proxy modules judge with
Whether the connected video equipment of video server is online；C) when judging that the video equipment can not be accessed, the RTSP generations
The default ip address of the video equipment and RTP port numbers are sent to the outside and set by reason mould RTSP protocol elements in the block
It is standby；Video is not set up when judging to access between the video equipment and the RTSP proxy modules and the video equipment
When session connection, the RTSP protocol elements send video session connection request to the video equipment, to establish the RTSP
The video session of proxy module to the video equipment connects；When judging that mould can be acted on behalf of with video device access and the RTSP
When establishing video session connection between block and the video equipment, the RTSP protocol elements obtain the current of the video equipment
IP address and RTP port numbers, and it is sent to the external equipment and the video retransmission unit；D) in the RTSP proxy modules
Video retransmission unit by the IP address of the external equipment and port numbers, the IP address of the video server and port numbers with
And the current IP address and port numbers of the video equipment establish mapping relations, and receiving the real-time of the video equipment
After video stream packet, the real-time video stream packet is forwarded to the external equipment according to the mapping relations.
In one embodiment of this invention, described when the video equipment is the video equipment connected using Session Initiation Protocol
RTSP proxy modules are built with described using the video equipment that Session Initiation Protocol is connect by the SIP business modules of the video server
Vertical SIP sessions；When the video equipment is the video equipment connected using RTSP agreements, the RTSP proxy modules pass through institute
The RTSP client module for stating video server establishes RTSP connections with the video equipment being connect using RTSP agreements.
In one embodiment of this invention, when the video equipment is wirelessly connected with the video server
When, the RTSP proxy modules are established a video session with the video equipment and are connect.
In one embodiment of this invention, when the video equipment is connected by wired mode with the video server
When, the RTSP proxy modules are established at least one video session with the video equipment and are connect.
It is an advantage of the current invention that video proxy system of the present invention and monitoring method on video server by folding
Add RTSP proxy modules, while realizing video monitoring service of the external equipment to mobile terminal and camera.It is regarded for same
Frequency source, can be completed at the same time the function of local real-time video navigation process and distal end real-time video monitoring, and support outside more
Portion's equipment is to the vision operation of mobile terminal and camera, such as the switching or closing of video flowing.In addition, the system is to existing video
The framework change of business network is minimum, to external video service system without extra demand.In addition, for external equipment, it can
As other video terminals of the managed access of local platform, to have provided the mobile terminal of distal end or camera to the user nothing
The business experience of difference.
Description of the drawings
Fig. 1 is the configuration diagram of the video proxy system in one embodiment of the invention.
Fig. 2 is the step flow chart of the monitoring method using the video proxy system in one embodiment of the invention.
Specific implementation mode
The specific implementation mode of video proxy system provided by the invention and monitoring method is done in detail below in conjunction with the accompanying drawings
Explanation.
Shown in Figure 1, the present invention provides a kind of video proxy systems, and it is suitable for a video servers.In this hair
In bright, video server 100 is a kind of representative of service server.Certainly, architecture and method of the invention is not limited to video clothes
Business device 100, is readily applicable to other kinds of service server, such as audio server, at this point, external equipment can pass through sound
The frequency server RTSP module of superposition (and) and obtain the real-time audio stream packet from audio frequency apparatus.
The video proxy system includes：One RTSP (Real Time Streaming Protocol, i.e. real-time streaming transport
Agreement) proxy module 110, in the video server 100, the RTSP acts on behalf of mould for the setting of RTSP proxy modules 110
Block 110 is connect with external equipment 120 and video equipment 130 respectively.Wherein, external equipment 120 can be network hard disk video recorder,
Web client etc..
The RTSP proxy modules 110 include：One RTSP protocol elements 112, a video retransmission unit 113 and one configuration pipe
Manage unit 111.The configuration management element 111 is used for the equipment using the connection of RTSP agreements, such as external equipment 120, video
Server 100, the IP address of video equipment 130 and the information such as port numbers and the addresses URL, user name, password are configured.Its
In, it can pre-set the default ip address and port numbers of the video equipment 130 in the configuration management element 111.
The RTSP proxy modules 110 are used to receive the video session request of the external equipment 120, and described in judgement
Whether video equipment 130 is online.The RTSP protocol elements 112 pass through other business modules of video server 100, such as SIP
Module or RTSP client module interaction (for example, check the video equipment 130 whether in SIP business modules 141 whether
Registered), to obtain the state of video equipment 130 (such as mobile terminal UE or camera Camera), then may determine that
Whether online go out the video equipment 130.
When judging that the video equipment 130 can not be accessed, the RTSP protocol elements 112 are by the video equipment
130 default ip address and RTP port numbers is sent to the external equipment 120.That is, if the video equipment 130
When unreachable, the RTSP proxy modules 110 are done directly the interactive process with the RTSP agreements of the external equipment 120.
During this, the RTSP protocol elements 112 return to the IP address and RTP (Real-time of acquiescence to the external equipment 120
Transport Protocol, i.e. real-time transport protocol) port numbers.
When judging can to access the video equipment 130 and the RTSP proxy modules 110 and the video equipment 130
Between do not set up video session connection when, the RTSP protocol elements 112 to the video equipment 130 send video session connection
Request is connected with the video session for establishing the RTSP proxy modules 110 to the video equipment 130.
When the video equipment 130 is the video equipment connected using Session Initiation Protocol, the RTSP proxy modules 110 are logical
The SIP business modules 141 for crossing the video server 100 establish SIP meetings with described using the video equipment that Session Initiation Protocol is connect
Words；When the video equipment 130 is the video equipment connected using RTSP agreements, the RTSP proxy modules 110 pass through institute
It states the RTSP client module 142 of video server 100 and the video equipment being connect using RTSP agreements establishes RTSP companies
It connects.
In the present embodiment, the video equipment 130 can be mobile terminal 131 or camera 132.When the video is set
Standby 130 when being mobile terminal 131, the SIP business modules 141 that the RTSP proxy modules 110 pass through the video server 100
SIP sessions are established with the mobile terminal 131；When the video equipment 130 is camera 132, the RTSP proxy modules
110 establish RTSP by the RTSP client module 142 of the video server 100 with the camera 132 connect.Namely
It says, when the video equipment 130 is mobile terminal 131, if mobile terminal 131 can be accessed but do not set up SIP sessions,
The RTSP protocol elements 112 notify SIP business modules 141 to initiate SIP session requests to mobile terminal 131, to establish to shifting
The SIP sessions of dynamic terminal 131.When the video equipment 130 is camera 132, if camera 132 can be accessed but do not built
When vertical RTSP connections, the RTSP protocol elements 112 notify RTSP client module 142 to initiate RTSP connections to camera 132
Request, to establish to the RTSP connections of camera 132.Wherein, the SIP sessions are connected as video session with the RTSP and connect
A kind of form of expression.
When judge can be between video device access 130 and the RTSP proxy modules 110 and the video equipment 130
When establishing video session connection, the RTSP protocol elements 112 obtain current IP address and the ends RTP of the video equipment 130
Slogan, and it is sent to the external equipment 120 and the video retransmission unit 113.The video retransmission unit 113 is used for institute
IP address and port numbers, the IP address of the video server 100 and port numbers and the video for stating external equipment 120 are set
Standby 130 current IP address and port numbers establishes mapping relations, and in the live video stream for receiving the video equipment 130
After message, the real-time video stream packet is forwarded to the external equipment 120 according to the mapping relations.
In addition, working as the video equipment 130 wirelessly (such as 3G, LTE etc.) and 100 phase of the video server
Lian Shi, the RTSP proxy modules 110 are established a video session with the video equipment 130 and are connect.In this way, can save aerial
The resource of interface.
And when the video equipment 130 (such as camera 132) is connected by wired mode with the video server 100
When, the RTSP proxy modules 110 are established at least one video session with the video equipment 130 and are connect.Due to video equipment
130 to video server 100 access it is not bandwidth limited, therefore, a plurality of RTSP connections can be established to video equipment 130,
To ensure the stabilization of transmission and reliable.
In addition, the video proxy system further includes an operation equipment 150, the operation equipment 150 takes with the video
Being engaged in, device 100 is connected, and the operation equipment 150 is for selecting the real-time video stream packet of specified video equipment 130 to be forwarded to institute
It states external equipment 120, and is set for stopping the real-time video stream packet of specified video equipment 130 being forwarded to the outside
Standby 120.It (such as mobile terminal 131 or is taken the photograph that is, can see video equipment 130 by operating the operation interface of equipment 150
As head 132) video pictures, and the live video stream of specified mobile terminal 131 or camera 132 can be selected to be forwarded to
External equipment 120, or close the live video stream forwarding of specified mobile terminal 131 or camera 132.
Therefore, video proxy system of the present invention is on video server 100 by being superimposed RTSP proxy modules 110,
To realize video monitoring service of the external equipment 120 to mobile terminal 131 and camera 132.For same real-time video
Stream, can be completed at the same time the function of the navigation process and distal end real-time video monitoring of local real-time video stream packet.And it supports
Multiple external equipments 120 operate the video flowing of mobile terminal 131 or camera 132, include the switching and closing of video flowing.
Referring to Fig. 2, the present invention also provides a kind of monitoring method using above-mentioned video proxy system, the method includes with
Lower step：
Step S210：The RTSP proxy modules of video server receive the video session request of external equipment.
Step S220：The RTSP proxy modules judge whether the video equipment being connected with video server is online.
The video equipment is mobile terminal or camera.Other industry that the RTSP protocol elements pass through video server
Be engaged in module, as SIP module or RTSP client module interaction (for example, check the video equipment whether in SIP module be
It is no to register), to obtain the state of video equipment (such as mobile terminal UE or camera Camera), then may determine that
Whether online go out the video equipment.
Step S230：When judging that the video equipment can not be accessed, the RTSP agreements in the RTSP proxy modules
The default ip address of the video equipment and RTP port numbers are sent to the external equipment by unit；When judging can to access
When not setting up video session connection between the video equipment and the RTSP proxy modules and the video equipment, the RTSP
Protocol element sends video session connection request to the video equipment, is set with establishing the RTSP proxy modules to the video
Standby video session connection；When judge can be between video device access and the RTSP proxy modules and the video equipment
When establishing video session connection, the RTSP protocol elements obtain the current IP address and RTP port numbers of the video equipment, and
It is sent to the external equipment and the video retransmission unit 113.
Wherein, when the video equipment is mobile terminal, the RTSP proxy modules pass through the video server
SIP business modules establish SIP sessions with the mobile terminal；When the video equipment is camera, the RTSP acts on behalf of mould
Block is established RTSP with the camera by the RTSP client module of the video server and is connect.That is, when described
When video equipment is mobile terminal, if can access mobile terminal but not set up SIP sessions, the RTSP protocol elements are logical
Know that SIP business modules initiate SIP session requests to mobile terminal, to establish to the SIP sessions of mobile terminal.When the video is set
When for being camera, if camera can be accessed but do not set up RTSP connections, the RTSP protocol elements notice RTSP visitors
Family end module initiates RTSP connection requests to camera, to establish to the RTSP connections of camera.
Step S240：Video retransmission unit 113 in the RTSP proxy modules by the IP address of the external equipment and
Port numbers, the IP address of the video server and port numbers and the current IP address and port numbers of the video equipment are established
Mapping relations, and after receiving the real-time video stream packet of the video equipment, according to the mapping relations by the reality
When video stream packet be forwarded to the external equipment.
In addition in above-mentioned steps, when the video equipment is wirelessly connected with the video server, institute
It states RTSP proxy modules and establishes a video session with the video equipment and connect.In this way, the resource of air interface can be saved.And
When the video equipment is connected by wired mode with the video server, the RTSP proxy modules are set with the video
It is standby to establish at least one video session connection.Since the access of video equipment to video server is not bandwidth limited, it can
To establish a plurality of RTSP connections to video equipment, to ensure the stabilization of transmission and reliable.
The above-mentioned monitoring method of the present invention can make the live video stream of external equipment acquisition mobile terminal, camera, not
Influence management and business processing of original video server to mobile terminal and camera.External equipment can seamless access movement regard
Frequency business has expanded the networking scene and range of Video Applications.For external equipment such as NVR (Network Video
Recorder, that is, network hard disk video recorder) for platform as, the mobile terminal of distal end or camera can be seen to this platform institute
The other video terminals for managing access check that navigation process video traffic provides the business experience of indifference for user.This hair
Bright the method is particularly suitable for the mobile video service interfacing of external video operation system and mobile terminal, can be by mobile terminal
It is applied as dollying head, can not only realize mobile video function, and the method that video traffic can be uniformly processed,
User video business experience indifference.For mobile terminal and the first-class mobile video business of dollying, the method for the invention
Local video monitoring business can not only be provided, while meeting the business scenario of higher level's video tour again.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (9)
1. a kind of video proxy system, it is suitable for a video servers, which is characterized in that the system comprises：One RTSP generations
Manage module, the RTSP proxy modules are arranged in the video server, the RTSP proxy modules respectively with external equipment
It is connected with video equipment, the RTSP proxy modules include a RTSP protocol elements and a video retransmission unit, the RTSP generations
Reason module is used to receive the video session request of the external equipment, and judges whether the video equipment is online；Work as judgement
When going out that the video equipment can not be accessed, the RTSP protocol elements are by the default ip address of the video equipment and the ports RTP
Number it is sent to the external equipment；When judging can to access the video equipment and the RTSP proxy modules and the video
When not setting up video session connection between equipment, the RTSP protocol elements send video session connection to the video equipment and ask
It asks, is connected with the video session for establishing the RTSP proxy modules to the video equipment；When judging that can access video sets
When establishing video session connection between the standby and described RTSP proxy modules and the video equipment, the RTSP protocol elements obtain
The current IP address and RTP port numbers of the video equipment, and it is sent to the external equipment and the video retransmission unit；Institute
Video retransmission unit is stated to be used for the IP address of the external equipment and port numbers, the IP address of the video server and port
Number and the current IP address and port numbers of the video equipment establish mapping relations, and receiving the video equipment
After real-time video stream packet, the real-time video stream packet is forwarded to the external equipment according to the mapping relations.
2. system according to claim 1, which is characterized in that when the video equipment is to be regarded using what Session Initiation Protocol connected
When frequency equipment, the RTSP proxy modules are connect with described using Session Initiation Protocol by the SIP business modules of the video server
Video equipment establish SIP sessions；When the video equipment is the video equipment connected using RTSP agreements, the RTSP generations
Reason module is established by the RTSP client module of the video server with the video equipment being connect using RTSP agreements
RTSP connections.
3. system according to claim 1, which is characterized in that when the video equipment wirelessly with the video
When server is connected, the RTSP proxy modules are established a video session with the video equipment and are connect.
4. system according to claim 1, which is characterized in that when the video equipment passes through wired mode and the video
When server is connected, the RTSP proxy modules are established at least one video session with the video equipment and are connect.
5. system according to claim 1, which is characterized in that the system also includes an operation equipment, the operation is set
Standby to be connected with the video server, the operation equipment is for selecting the real-time video stream packet of specified video equipment to forward
Real-time video stream packet to the external equipment, and for stopping specified video equipment is forwarded to the outside and sets
It is standby.
6. a kind of monitoring method using video proxy system described in claim 1, which is characterized in that include the following steps：
A) the RTSP proxy modules of video server receive the video session request of external equipment；
B) the RTSP proxy modules judge whether the video equipment being connected with video server is online；
C) when judging that the video equipment can not be accessed, the RTSP protocol elements in the RTSP proxy modules are regarded by described in
The default ip address and RTP port numbers of frequency equipment are sent to the external equipment；When judging that the video equipment can be accessed
And when not setting up video session connection between the RTSP proxy modules and the video equipment, the RTSP protocol elements are to institute
It states video equipment and sends video session connection request, to establish the RTSP proxy modules to the video session of the video equipment
Connection；When judge can be to establish video session between video device access and the RTSP proxy modules and the video equipment
When connection, the RTSP protocol elements obtain the current IP address and RTP port numbers of the video equipment, and are sent to described outer
Portion's equipment and the video retransmission unit；
D) the video retransmission unit in the RTSP proxy modules is by the IP address of the external equipment and port numbers, the video
The IP address and port numbers of server and the current IP address and port numbers of the video equipment establish mapping relations, and
After the real-time video stream packet for receiving the video equipment, the real-time video stream packet is forwarded according to the mapping relations
To the external equipment.
7. according to the method described in claim 6, it is characterized in that, when the video equipment is to be regarded using what Session Initiation Protocol connected
When frequency equipment, the RTSP proxy modules are connect with described using Session Initiation Protocol by the SIP business modules of the video server
Video equipment establish SIP sessions；When the video equipment is the video equipment connected using RTSP agreements, the RTSP generations
Reason module is established by the RTSP client module of the video server with the video equipment being connect using RTSP agreements
RTSP connections.
8. according to the method described in claim 6, it is characterized in that, when the video equipment wirelessly with the video
When server is connected, the RTSP proxy modules are established a video session with the video equipment and are connect.
9. according to the method described in claim 6, it is characterized in that, when the video equipment passes through wired mode and the video
When server is connected, the RTSP proxy modules are established at least one video session with the video equipment and are connect.
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| CN201711474494.7A CN108307149B (en) | 2017-12-29 | 2017-12-29 | Video proxy system and monitoring method |
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| CN201711474494.7A CN108307149B (en) | 2017-12-29 | 2017-12-29 | Video proxy system and monitoring method |
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