CN110418094A - A kind of method and apparatus of video communication - Google Patents
A kind of method and apparatus of video communication Download PDFInfo
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- CN110418094A CN110418094A CN201810386163.6A CN201810386163A CN110418094A CN 110418094 A CN110418094 A CN 110418094A CN 201810386163 A CN201810386163 A CN 201810386163A CN 110418094 A CN110418094 A CN 110418094A
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- called
- notice
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- called terminal
- call request
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/141—Systems for two-way working between two video terminals, e.g. videophone
- H04N7/147—Communication arrangements, e.g. identifying the communication as a video-communication, intermediate storage of the signals
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- Multimedia (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The embodiment of the invention provides a kind of method and apparatus of video communication, it networks applied to view, the described method includes: when receive calling terminal transmission for called terminal the first call request when, whether the current state for detecting the called terminal meets preset call condition；If the current state is unsatisfactory for call condition, called notice is sent to the called terminal；When detecting that the called terminal is responded for the called notice, Xiang Suoshu called terminal sends the second call request, and is based on second call request, establishes video communication.Through the embodiment of the present invention, the video communication for realizing and being unsatisfactory for the called terminal of call condition avoids influence of the single channel video properties of view networking to video communication, improves the reliability of video communication.
Description
Technical field
The present invention relates to view networking technology fields, more particularly to a kind of method and apparatus of video communication.
Background technique
With the development of scientific science and technology, be used widely depending on networking technology in each technical field, life, work,
Study etc., user can carry out the view such as video program viewing, video communication, video conference, video teaching using view networking
Frequency business.
During video traffic, due to the single channel video properties of view networking, when there is video traffic all the way, depending on connection
Network termination cannot receive other video traffic requests, such as when user is using view networked terminals viewing video program,
The video communication request of other terminals transmission can not be received, depending on networked terminals so as to cause video communication exception.
Summary of the invention
In view of the above problems, the embodiment of the present invention is proposed in order to provide overcoming the above problem or at least being partially solved
A kind of method and apparatus of video communication of the above problem.
The embodiment of the invention discloses a kind of methods of video communication, are applied to view networking, which comprises
When receive calling terminal transmission for called terminal the first call request when, detect the called terminal
Whether current state meets preset call condition；
If the current state is unsatisfactory for call condition, called notice is sent to the called terminal；
When detecting that the called terminal is responded for the called notice, Xiang Suoshu called terminal sends second
Call request, and it is based on second call request, establish video communication.
Optionally, the step of whether current state of the detection called terminal meets preset call condition packet
It includes:
Detect whether the corresponding video channel of the called terminal occupies；
If detecting, the video channel is occupied, determines that the current state of the called terminal is unsatisfactory for preset exhale
It is condition.
Optionally, if the current state is unsatisfactory for call condition, called notice is sent to the called terminal
The step of include:
If the current state is unsatisfactory for call condition, engaged line notice is sent to the calling terminal, the caller is whole
When end is for receiving engaged line notice, the called notice for being directed to the called terminal is generated；
The called notice is received, and the called notice is sent to the called terminal.
Optionally, described when detecting that the called terminal is directed to the response of the called notice, to the called end
End send the second call request the step of include:
When detecting that the called terminal is directed to the response of the called notice, Xiang Suoshu calling terminal sends idle logical
Know, the calling terminal is used for when receiving the idle notice, sends the second calling sent for the called terminal
Request；
Second call request is received, and second call request is sent to the called terminal.
Optionally, detect whether the called terminal is directed to the called notice and is responded in the following way:
Whether occupied detect the corresponding video channel of the called terminal；
If detecting, the video channel is unoccupied, determines that the called terminal is rung for the called notice
It answers.
The embodiment of the invention also provides a kind of devices of video communication, are applied to view networking, and described device includes:
Call condition detection module, for when the first call request for called terminal for receiving calling terminal transmission
When, whether the current state for detecting the called terminal meets preset call condition；
Called notice sending module is sent out if being unsatisfactory for call condition for the current state to the called terminal
Send called notice；
Module is established in video communication, for when detect the called terminal for the called notice responded when,
The second call request is sent to the called terminal, and is based on second call request, establishes video communication.
Optionally, the call condition detection module includes:
Video channel detection sub-module, for detecting whether the corresponding video channel of the called terminal occupies；
It is unsatisfactory for decision sub-module, if determining the called terminal for detecting that the video channel is occupied
Current state is unsatisfactory for preset call condition.
Optionally, the called notice sending module includes:
Engaged line notifies sending submodule, if being unsatisfactory for call condition for the current state, to the calling terminal
Engaged line notice is sent to generate when the calling terminal is for receiving engaged line notice for the called of the called terminal
Notice；
Called notice forwarding submodule is sent to the quilt for receiving the called notice, and by the called notice
It is terminal.
Optionally, the video communication establishes module and includes:
Free time notice sending submodule, for when detect the called terminal be directed to the called notice response when,
Idle notice is sent to the calling terminal, the calling terminal is used to send when receiving the idle notice and be directed to institute
State the second call request of called terminal transmission；
Second call request sending submodule, for receiving second call request, and by second call request
It is sent to the called terminal.
Optionally, detect whether the called terminal is directed to the called notice and is responded in the following way:
Whether occupied detect the corresponding video channel of the called terminal；
If detecting, the video channel is unoccupied, determines that the called terminal is rung for the called notice
It answers.
The embodiment of the present invention includes following advantages:
In embodiments of the present invention, by when the first call request for called terminal for receiving calling terminal transmission
When, whether the current state for detecting called terminal meets preset call condition, if current state is unsatisfactory for call condition, to
Called terminal sends called notice, then when detecting that called terminal is responded for called notice, sends out to called terminal
The second call request is sent, and is based on the second call request, video communication is established, realizes and be unsatisfactory for the called end of call condition
The video communication at end avoids influence of the single channel video properties of view networking to video communication, improves the reliable of video communication
Property.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by institute in the description to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of networking schematic diagram of view networking of the invention；
Fig. 2 is a kind of hardware structural diagram of node server of the invention；
Fig. 3 is a kind of hardware structural diagram of access switch of the invention；
Fig. 4 is the hardware structural diagram that a kind of Ethernet association of the invention turns gateway；
Fig. 5 is a kind of step flow chart of the method for video communication of the embodiment of the present invention；
Fig. 6 is the step flow chart of the method for another video communication of the embodiment of the present invention；
Fig. 7 is a kind of structural block diagram of the device of video communication of the embodiment of the present invention.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.Obviously, described embodiments are some of the embodiments of the present invention, without
It is whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, shall fall within the protection scope of the present invention.
It is the important milestone of network Development depending on networking, is a real-time network, can be realized HD video real-time Transmission,
Push numerous Internet applications to HD video, high definition is face-to-face.
Real-time high-definition video switching technology is used depending on networking, it can be such as high in a network platform by required service
Clear video conference, Intellectualized monitoring analysis, emergency command, digital broadcast television, delay TV, the Web-based instruction, shows video monitoring
Field live streaming, VOD program request, TV Mail, individual character records (PVR), Intranet (manages) channel by oneself, intelligent video Broadcast Control, information publication
All be incorporated into a system platform etc. services such as tens of kinds of videos, voice, picture, text, communication, data, by TV or
Computer realizes that high-definition quality video plays.
Embodiment in order to enable those skilled in the art to better understand the present invention is introduced to depending on networking below:
Depending on networking, applied portion of techniques is as described below:
Network technology (NetworkTechnology)
Traditional ethernet (Ethernet) is improved depending on the network technology innovation networked, with potential huge on network
Video flow.(Circuit is exchanged different from simple network packet packet switch (Packet Switching) or lattice network
Switching), Streaming demand is met using Packet Switching depending on networking technology.Has grouping depending on networking technology
Flexible, the simple and low price of exchange, is provided simultaneously with the quality and safety assurance of circuit switching, it is virtually electric to realize the whole network switch type
The seamless connection of road and data format.
Switching technology (Switching Technology)
Two advantages of asynchronous and packet switch that Ethernet is used depending on networking eliminate Ethernet under the premise of complete compatible and lack
It falls into, has the end-to-end seamless connection of the whole network, direct user terminal, directly carrying IP data packet.User data is in network-wide basis
It is not required to any format conversion.It is the more advanced form of Ethernet depending on networking, is a real-time exchange platform, can be realized at present mutually
The whole network large-scale high-definition realtime video transmission that networking cannot achieve pushes numerous network video applications to high Qinghua, unitizes.
Server technology (ServerTechnology)
It is different from traditional server, its Streaming Media depending on the server technology in networking and unified video platform
Transmission be built upon it is connection-oriented on the basis of, data-handling capacity is unrelated with flow, communication time, single network layer energy
Enough transmitted comprising signaling and data.For voice and video business, handled depending on networking and unified video platform Streaming Media
Complexity many simpler than data processing, efficiency substantially increase hundred times or more than traditional server.
Reservoir technology (Storage Technology)
The ultrahigh speed reservoir technology of unified video platform in order to adapt to the media content of vast capacity and super-flow and
Using state-of-the-art real time operating system, the programme information in server instruction is mapped to specific hard drive space, media
Content is no longer pass through server, and moment is directly delivered to user terminal, and user waits typical time less than 0.2 second.It optimizes
Sector distribution greatly reduces the mechanical movement of hard disc magnetic head tracking, and resource consumption only accounts for the 20% of the internet ad eundem IP, but
The concurrent flow greater than 3 times of traditional disk array is generated, overall efficiency promotes 10 times or more.
Network security technology (Network SecurityTechnology)
Depending on the structural design networked by servicing independent licence system, equipment and the modes such as user data is completely isolated every time
The network security problem that puzzlement internet has thoroughly been eradicated from structure, does not need antivirus applet, firewall generally, has prevented black
The attack of visitor and virus, structural carefree secure network is provided for user.
It services innovative technology (Service Innovation Technology)
Business and transmission are fused together by unified video platform, whether single user, private user or a net
The sum total of network is all only primary automatic connection.User terminal, set-top box or PC are attached directly to unified video platform, obtain rich
The multimedia video service of rich colorful various forms.Unified video platform is traditional to substitute with table schema using " menu type "
Complicated applications programming, considerably less code, which can be used, can be realized complicated application, realize the new business innovation of " endless ".
Networking depending on networking is as described below:
It is a kind of central controlled network structure depending on networking, which can be Tree Network, Star network, ring network etc. class
Type, but centralized control node is needed to control whole network in network on this basis.
As shown in Figure 1, being divided into access net and Metropolitan Area Network (MAN) two parts depending on networking.
The equipment of access mesh portions can be mainly divided into 3 classes: node server, access switch, terminal (including various machines
Top box, encoding board, memory etc.).Node server is connected with access switch, and access switch can be with multiple terminal phases
Even, and it can connect Ethernet.
Wherein, node server is the node that centralized control functions are played in access net, can control access switch and terminal.
Node server can directly be connected with access switch, can also directly be connected with terminal.
Similar, the equipment of metropolitan area mesh portions can also be divided into 3 classes: metropolitan area server, node switch, node serve
Device.Metropolitan area server is connected with node switch, and node switch can be connected with multiple node servers.
Wherein, node server is the node server for accessing mesh portions, i.e. node server had both belonged to access wet end
Point, and belong to metropolitan area mesh portions.
Metropolitan area server is the node that centralized control functions are played in Metropolitan Area Network (MAN), can control node switch and node serve
Device.Metropolitan area server can be directly connected to node switch, can also be directly connected to node server.
It can be seen that be entirely a kind of central controlled network structure of layering depending on networking network, and node server and metropolitan area
The network controlled under server can be the various structures such as tree-shaped, star-like, cyclic annular.
Visually claim, access mesh portions can form unified video platform (part in virtual coil), and multiple unified videos are flat
Platform can form view networking；Each unified video platform can be interconnected by metropolitan area and wide area depending on networking.
1, view networked devices classification
1.1 embodiment of the present invention can be mainly divided into 3 classes: server depending on the equipment in networking, interchanger (including ether
Net association turns gateway), terminal (including various set-top boxes, encoding board, memory etc.).Metropolitan Area Network (MAN) can be divided on the whole depending on networking
(or national net, World Wide Web etc.) and access net.
1.2 equipment for wherein accessing mesh portions can be mainly divided into 3 classes: node server, access switch (including ether
Net association turns gateway), terminal (including various set-top boxes, encoding board, memory etc.).
The specific hardware structure of each access network equipment are as follows:
Node server:
As shown in Fig. 2, mainly including Network Interface Module 201, switching engine module 202, CPU module 203, disk array
Module 204；
Wherein, Network Interface Module 201, the Bao Jun that CPU module 203, disk array module 204 are come in enter switching engine
Module 202；Switching engine module 202 look into the operation of address table 205 to the packet come in, to obtain the navigation information of packet；
And the packet is stored according to the navigation information of packet the queue of corresponding pack buffer 206；If the queue of pack buffer 206 is close
It is full, then it abandons；All pack buffer queues of 202 poll of switching engine mould, are forwarded: 1) port if meeting the following conditions
It is less than to send caching；2) the queue package counting facility is greater than zero.Disk array module 204 mainly realizes the control to hard disk, including
The operation such as initialization, read-write to hard disk；CPU module 203 is mainly responsible between access switch, terminal (not shown)
Protocol processes, to address table 205 (including descending protocol packet address table, uplink protocol package address table, data packet addressed table)
Configuration, and, the configuration to disk array module 204.
Access switch:
As shown in figure 3, mainly including Network Interface Module (downstream network interface module 301, uplink network interface module
302), switching engine module 303 and CPU module 304；
Wherein, the packet (upstream data) that downstream network interface module 301 is come in enters packet detection module 305；Packet detection mould
Whether mesh way address (DA), source address (SA), type of data packet and the packet length of the detection packet of block 305 meet the requirements, if met,
It then distributes corresponding flow identifier (stream-id), and enters switching engine module 303, otherwise abandon；Uplink network interface mould
The packet (downlink data) that block 302 is come in enters switching engine module 303；The data packet that CPU module 204 is come in enters switching engine
Module 303；Switching engine module 303 look into the operation of address table 306 to the packet come in, to obtain the navigation information of packet；
If the packet into switching engine module 303 is that downstream network interface is gone toward uplink network interface, in conjunction with flow identifier
(stream-id) packet is stored in the queue of corresponding pack buffer 307；If the queue of the pack buffer 307 is close full,
It abandons；If the packet into switching engine module 303 is not that downstream network interface is gone toward uplink network interface, according to packet
Navigation information is stored in the data packet queue of corresponding pack buffer 307；If the queue of the pack buffer 307 is close full,
Then abandon.
All pack buffer queues of 303 poll of switching engine module, are divided to two kinds of situations in embodiments of the present invention:
If the queue is that downstream network interface is gone toward uplink network interface, meets the following conditions and be forwarded: 1)
It is less than that the port sends caching；2) the queue package counting facility is greater than zero；3) token that rate control module generates is obtained；
If the queue is not that downstream network interface is gone toward uplink network interface, meets the following conditions and is forwarded:
1) it is less than to send caching for the port；2) the queue package counting facility is greater than zero.
Rate control module 208 is configured by CPU module 204, to all downlink networks in programmable interval
Interface generates token toward the pack buffer queue that uplink network interface is gone, to control the code rate of forwarded upstream.
CPU module 304 is mainly responsible for the protocol processes between node server, the configuration to address table 306, and,
Configuration to rate control module 308.
Ethernet association turns gateway:
As shown in figure 4, mainly including Network Interface Module (downstream network interface module 401, uplink network interface module
402), switching engine module 403, CPU module 404, packet detection module 405, rate control module 408, address table 406, Bao Huan
Storage 407 and MAC adding module 409, MAC removing module 410.
Wherein, the data packet that downstream network interface module 401 is come in enters packet detection module 405；Packet detection module 405 is examined
Ethernet mac DA, ethernet mac SA, Ethernet length or frame type, the view networking mesh way address of measured data packet
DA, whether meet the requirements depending on networking source address SA, depending on networking data Packet type and packet length, corresponding stream is distributed if meeting
Identifier (stream-id)；Then, MAC DA, MAC SA, length or frame type are subtracted by MAC removing module 410
(2byte), and enter corresponding receive and cache, otherwise abandon；
Downstream network interface module 401 detects the transmission caching of the port, according to the view of packet networking mesh if there is Bao Ze
Address D A knows the ethernet mac DA of corresponding terminal, adds the ethernet mac DA of terminal, Ethernet assists the MAC for turning gateway
SA, Ethernet length or frame type, and send.
The function that Ethernet association turns other modules in gateway is similar with access switch.
Terminal:
It mainly include Network Interface Module, Service Processing Module and CPU module；For example, set-top box mainly connects including network
Mouth mold block, video/audio encoding and decoding engine modules, CPU module；Encoding board mainly includes Network Interface Module, video encoding engine
Module, CPU module；Memory mainly includes Network Interface Module, CPU module and disk array module.
The equipment of 1.3 metropolitan area mesh portions can be mainly divided into 2 classes: node server, node switch, metropolitan area server.
Wherein, node switch mainly includes Network Interface Module, switching engine module and CPU module；Metropolitan area server mainly includes
Network Interface Module, switching engine module and CPU module are constituted.
2, networking data package definition is regarded
2.1 access network data package definitions
Access net data packet mainly include following sections: destination address (DA), source address (SA), reserve bytes,
payload(PDU)、CRC。
As shown in the table, the data packet for accessing net mainly includes following sections:
| DA | SA | Reserved | Payload | CRC |
Wherein:
Destination address (DA) is made of 8 bytes (byte), and first character section indicates type (such as the various associations of data packet
Discuss packet, multicast packet, unicast packet etc.), be up to 256 kinds of possibility, the second byte to the 6th byte is metropolitan area net address,
Seven, the 8th bytes are access net address；
Source address (SA) is also to be made of 8 bytes (byte), is defined identical as destination address (DA)；
Reserve bytes are made of 2 bytes；
The part payload has different length according to the type of different datagrams, is if it is various protocol packages
64 bytes are 32+1024=1056 bytes if it is single group unicast packets words, are not restricted to above 2 kinds certainly；
CRC is made of 4 bytes, and calculation method follows the Ethernet CRC algorithm of standard.
2.2 Metropolitan Area Network (MAN) packet definitions
The topology of Metropolitan Area Network (MAN) is pattern, may there is 2 kinds, connection even of more than two kinds, i.e. node switching between two equipment
It can all can exceed that 2 kinds between machine and node server, node switch and node switch, node switch and node server
Connection.But the metropolitan area net address of metropolitan area network equipment is uniquely, to close to accurately describe the connection between metropolitan area network equipment
System, introduces parameter in embodiments of the present invention: label, uniquely to describe a metropolitan area network equipment.
(Multi-Protocol Label Switch, multiprotocol label are handed over by the definition of label and MPLS in this specification
Change) label definition it is similar, it is assumed that between equipment A and equipment B there are two connection, then data packet from equipment A to equipment B just
There are 2 labels, data packet also there are 2 labels from equipment B to equipment A.Label is divided into label, outgoing label, it is assumed that data packet enters
The label (entering label) of equipment A is 0x0000, and the label (outgoing label) when this data packet leaves equipment A may reform into
0x0001.The networking process of Metropolitan Area Network (MAN) is to enter network process under centralized control, also means that address distribution, the label of Metropolitan Area Network (MAN)
Distribution be all to be dominated by metropolitan area server, node switch, node server be all passively execute, this point with
The label distribution of MPLS is different, and the distribution of the label of MPLS is the result that interchanger, server are negotiated mutually.
As shown in the table, the data packet of Metropolitan Area Network (MAN) mainly includes following sections:
| DA | SA | Reserved | Label | Payload | CRC |
That is destination address (DA), source address (SA), reserve bytes (Reserved), label, payload (PDU), CRC.Its
In, the format of label, which can refer to, such as gives a definition: label is 32bit, wherein high 16bit retains, only with low 16bit, its position
Set is between the reserve bytes and payload of data packet.
Referring to Fig. 5, a kind of step flow chart of the method for video communication of the embodiment of the present invention is shown, is applied to view connection
Net can specifically include following steps:
Step 501, when receive calling terminal transmission for called terminal the first call request when, detect the quilt
Cry whether the current state of terminal meets preset call condition；
Wherein, calling terminal can be view networked terminals or internet terminal, and called terminal can be view networked terminals, depending on
Networked terminals can be the android terminal based on view networking.
When user will carry out video communication with the called terminal in view networking, user can input quilt in calling terminal
Cry terminal corresponding view networking number, calling terminal can generate the first calling for called terminal according to view networking number
Request, is then sent to view networked server for the first call request.
Due to the single channel video properties of view networking, when carrying out video traffic all the way depending on networked terminals, such as view networking
Terminal is seeing video, is carrying out the video traffics such as video communication, will establish single channel connection, Wu Fajie automatically depending on networked terminals
Receive the request of other video traffics.
After receiving the first call request, whether the current state that can detecte called terminal depending on networked server meets
Preset call condition, to judge whether called terminal is carrying out video traffic all the way.
In a kind of example, if calling terminal is internet terminal, calling terminal can be sent first call request
Turn server to depending on the association in networking, You Xiezhuan server carries out protocol conversion to the first call request, then carries out subsequent
Process flow.
Step 502, if the current state is unsatisfactory for call condition, called notice is sent to the called terminal；
As an example, called notice can be non-video service order, such as text instruction.
When detecting that current state is unsatisfactory for call condition, i.e., called terminal is carrying out video traffic all the way, can not
Receive the request of other video traffics, then can not send the first call request to called terminal depending on networked server, and to called
Terminal sends called notice, to inform called terminal just in called.
Step 503, when detecting that the called terminal is responded for the called notice, Xiang Suoshu called terminal
The second call request is sent, and is based on second call request, establishes video communication.
After receiving called notice, called terminal can show the called notice in display equipment, and user can be in quilt
It makes terminal carry out specified operation, is such as called notice using prompting frame, and in prompting frame to be responded to the called notice
It is middle display answer with rejection button, when answering button when the user clicks close seeing video, suspension carrying out video communication
Equal video traffics.
When detecting that called terminal is responded for called notice, can be sent to called terminal depending on networked server
Second call request, the second call request can be identical with the content of the first call request.
After receiving the second call request, called terminal can return for second call request and determine message, depending on
Networked server can establish the downstream communications link with called terminal, calling terminal respectively, and then use downstream communications link
Carry out video communication.
In embodiments of the present invention, by when the first call request for called terminal for receiving calling terminal transmission
When, whether the current state for detecting called terminal meets preset call condition, if current state is unsatisfactory for call condition, to
Called terminal sends called notice, then when detecting that called terminal is responded for called notice, sends out to called terminal
The second call request is sent, and is based on the second call request, video communication is established, realizes and be unsatisfactory for the called end of call condition
The video communication at end avoids influence of the single channel video properties of view networking to video communication, improves the reliable of video communication
Property.
Referring to Fig. 6, the step flow chart of the method for another video communication of the embodiment of the present invention is shown, is applied to view
Networking, can specifically include following steps:
Step 601, when receive calling terminal transmission for called terminal the first call request when, detect the quilt
Cry whether the corresponding video channel of terminal occupies；
When user will carry out video communication with the called terminal in view networking, user can input quilt in calling terminal
Cry terminal corresponding view networking number, calling terminal can generate the first calling for called terminal according to view networking number
Request, is then sent to view networked server for the first call request.
After receiving the first call request, whether the corresponding video channel of called terminal can detecte depending on networked server
Occupied, i.e., whether called terminal is using video channel to carry out video traffic.
Step 602, if detecting, the video channel is occupied, determines that the current state of the called terminal is unsatisfactory for
Preset call condition；
If detecting, the video channel of called terminal is occupied, and it is pre- to may determine that the current state of called terminal is unsatisfactory for
If call condition, i.e., called terminal using video channel carry out video traffic
Step 603, if the current state is unsatisfactory for call condition, engaged line notice, institute are sent to the calling terminal
When stating calling terminal for receiving engaged line notice, the called notice for being directed to the called terminal is generated；
When determining that current state is unsatisfactory for call condition, engaged line notice can be generated depending on networked server, and be sent to
After receiving engaged line notice the called notice for called terminal can be generated, and be sent to view in calling terminal, calling terminal
Networked server.
Step 604, the called notice is received, and the called notice is sent to the called terminal；
After receiving called notice, called notice can be sent to called terminal depending on networked server, to inform quilt
Cry terminal just in called.
Step 605, when detecting that the called terminal is directed to the response of the called notice, Xiang Suoshu calling terminal hair
Idle notice is sent, the calling terminal is used for when receiving the idle notice, is sent and is directed to what the called terminal was sent
Second call request；
When detecting response of the called terminal for called notice, can be sent to calling terminal depending on networked server empty
The second call request for called terminal can be generated when receiving idle notice in spare time notice, calling terminal, and by second
Call request is sent to view networked server.
In an embodiment of the present invention, it can detect in the following way whether the called terminal is directed to the quilt
It is called and knows and responded:
Whether occupied detect the corresponding video channel of the called terminal；If detecting, the video channel is not occupied
With then determining that the called terminal is responded for the called notice.
It in embodiments of the present invention, can be corresponding to called terminal according to the preset time interval depending on networked server
Video channel is detected, if detecting, video channel is unoccupied, can be determined that called terminal is carried out for called notice
Response.
Step 606, second call request is received, and second call request is sent to the called terminal；
After receiving the second call request, the second call request can be sent to called terminal depending on networked server,
To call again second terminal.
Step 607, it is based on second call request, establishes video communication.
After receiving the second call request, called terminal can return for second call request and determine message, depending on
Networked server can establish the downstream communications link with called terminal, calling terminal respectively, and then use downstream communications link
Carry out video communication.
It should be noted that for simple description, therefore, it is stated as a series of action groups for embodiment of the method
It closes, but those skilled in the art should understand that, embodiment of that present invention are not limited by the describe sequence of actions, because according to
According to the embodiment of the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art also should
Know, the embodiments described in the specification are all preferred embodiments, and the related movement not necessarily present invention is implemented
Necessary to example.
Referring to Fig. 7, a kind of structural block diagram of the device of video communication of the embodiment of the present invention is shown, is applied to view connection
Net can specifically include following module:
Call condition detection module 701, for when the first calling for called terminal for receiving calling terminal transmission
When request, whether the current state for detecting the called terminal meets preset call condition；
Called notice sending module 702, if being unsatisfactory for call condition for the current state, to the called terminal
Send called notice；
Module 703 is established in video communication, detects that the called terminal is responded for the called notice for working as
When, Xiang Suoshu called terminal sends the second call request, and is based on second call request, establishes video communication.
In an embodiment of the present invention, the call condition detection module 701 includes:
Video channel detection sub-module, for detecting whether the corresponding video channel of the called terminal occupies；
It is unsatisfactory for decision sub-module, if determining the called terminal for detecting that the video channel is occupied
Current state is unsatisfactory for preset call condition.
In an embodiment of the present invention, the called notice sending module 702 includes:
Engaged line notifies sending submodule, if being unsatisfactory for call condition for the current state, to the calling terminal
Engaged line notice is sent to generate when the calling terminal is for receiving engaged line notice for the called of the called terminal
Notice；
Called notice forwarding submodule is sent to the quilt for receiving the called notice, and by the called notice
It is terminal.
In an embodiment of the present invention, the video communication establishes module 703 and includes:
Free time notice sending submodule, for when detect the called terminal be directed to the called notice response when,
Idle notice is sent to the calling terminal, the calling terminal is used to send when receiving the idle notice and be directed to institute
State the second call request of called terminal transmission；
Second call request sending submodule, for receiving second call request, and by second call request
It is sent to the called terminal.
In an embodiment of the present invention, detect whether the called terminal is directed to described be called in the following way
Know and responded:
Whether occupied detect the corresponding video channel of the called terminal；
If detecting, the video channel is unoccupied, determines that the called terminal is rung for the called notice
It answers.
In embodiments of the present invention, by when the first call request for called terminal for receiving calling terminal transmission
When, whether the current state for detecting called terminal meets preset call condition, if current state is unsatisfactory for call condition, to
Called terminal sends called notice, then when detecting that called terminal is responded for called notice, sends out to called terminal
The second call request is sent, and is based on the second call request, video communication is established, realizes and be unsatisfactory for the called end of call condition
The video communication at end avoids influence of the single channel video properties of view networking to video communication, improves the reliable of video communication
Property.
The embodiment of the invention also discloses a kind of electronic equipment, including processor, memory and it is stored in the memory
Computer program that is upper and can running on the processor, is realized as above when the computer program is executed by the processor
A kind of the step of method of video communication.
The embodiment of the invention also discloses a kind of computer readable storage medium, deposited on the computer readable storage medium
Computer program is stored up, a kind of step of the method for video communication as described above is realized when the computer program is executed by processor
Suddenly.
For device embodiment, since it is basically similar to the method embodiment, related so being described relatively simple
Place illustrates referring to the part of embodiment of the method.
All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.
It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can provide as method, apparatus or calculate
Machine program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and
The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can be used one or more wherein include computer can
With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code
The form of the computer program product of implementation.
The embodiment of the present invention be referring to according to the method for the embodiment of the present invention, terminal device (system) and computer program
The flowchart and/or the block diagram of product describes.It should be understood that flowchart and/or the block diagram can be realized by computer program instructions
In each flow and/or block and flowchart and/or the block diagram in process and/or box combination.It can provide these
Computer program instructions are set to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals
Standby processor is to generate a machine, so that being held by the processor of computer or other programmable data processing terminal devices
Capable instruction generates for realizing in one or more flows of the flowchart and/or one or more blocks of the block diagram
The device of specified function.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing terminal devices
In computer-readable memory operate in a specific manner, so that instruction stored in the computer readable memory generates packet
The manufacture of command device is included, which realizes in one side of one or more flows of the flowchart and/or block diagram
The function of being specified in frame or multiple boxes.
These computer program instructions can also be loaded into computer or other programmable data processing terminal devices, so that
Series of operation steps are executed on computer or other programmable terminal equipments to generate computer implemented processing, thus
The instruction executed on computer or other programmable terminal equipments is provided for realizing in one or more flows of the flowchart
And/or in one or more blocks of the block diagram specify function the step of.
Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases
This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as
Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements not only wrap
Those elements are included, but also including other elements that are not explicitly listed, or further includes for this process, method, article
Or the element that terminal device is intrinsic.In the absence of more restrictions, being wanted by what sentence "including a ..." limited
Element, it is not excluded that there is also other identical elements in process, method, article or the terminal device for including the element.
Above to a kind of method and apparatus of video communication provided by the present invention, it is described in detail, answers herein
With a specific example illustrates the principle and implementation of the invention, the explanation of above example is only intended to help to manage
Solve method and its core concept of the invention；At the same time, for those skilled in the art, according to the thought of the present invention, In
There will be changes in specific embodiment and application range, in conclusion the content of the present specification should not be construed as to this hair
Bright limitation.
Claims (10)
1. a kind of method of video communication, which is characterized in that be applied to view networking, which comprises
When receive calling terminal transmission for called terminal the first call request when, detect the current of the called terminal
Whether state meets preset call condition；
If the current state is unsatisfactory for call condition, called notice is sent to the called terminal；
When detecting that the called terminal is responded for the called notice, Xiang Suoshu called terminal sends the second calling
Request, and it is based on second call request, establish video communication.
2. the method according to claim 1, wherein whether the current state of the detection called terminal is full
The step of preset call condition includes: enough
Detect whether the corresponding video channel of the called terminal occupies；
If detecting, the video channel is occupied, determines that the current state of the called terminal is unsatisfactory for preset calling item
Part.
3. method according to claim 1 or 2, which is characterized in that if the current state is unsatisfactory for call condition,
Then sending the step of being called notice to the called terminal includes:
If the current state is unsatisfactory for call condition, engaged line notice is sent to the calling terminal, the calling terminal is used
When receiving engaged line notice, the called notice for being directed to the called terminal is generated；
The called notice is received, and the called notice is sent to the called terminal.
4. according to the method described in claim 3, it is characterized in that, described ought detect the called terminal for described called
When the response of notice, Xiang Suoshu called terminal send the second call request the step of include:
When detecting that the called terminal is directed to the response of the called notice, Xiang Suoshu calling terminal sends idle notice,
The calling terminal is used for when receiving the idle notice, is sent the second calling sent for the called terminal and is asked
It asks；
Second call request is received, and second call request is sent to the called terminal.
5. method according to claim 1 or 2 or 4, which is characterized in that detect the called terminal in the following way
Whether responded for the called notice:
Whether occupied detect the corresponding video channel of the called terminal；
If detecting, the video channel is unoccupied, determines that the called terminal is responded for the called notice.
6. a kind of device of video communication, which is characterized in that be applied to view networking, described device includes:
Call condition detection module, for when receive calling terminal transmission for called terminal the first call request when,
Whether the current state for detecting the called terminal meets preset call condition；
Called notice sending module sends quilt to the called terminal if being unsatisfactory for call condition for the current state
It is called and knows；
Module is established in video communication, for when detect the called terminal for the called notice responded when, to institute
It states called terminal and sends the second call request, and be based on second call request, establish video communication.
7. device according to claim 6, which is characterized in that the call condition detection module includes:
Video channel detection sub-module, for detecting whether the corresponding video channel of the called terminal occupies；
It is unsatisfactory for decision sub-module, if determining the current of the called terminal for detecting that the video channel is occupied
State is unsatisfactory for preset call condition.
8. device according to claim 6 or 7, which is characterized in that the called notice sending module includes:
Engaged line notifies sending submodule, if being unsatisfactory for call condition for the current state, sends to the calling terminal
Engaged line notice generates the called notice for being directed to the called terminal when calling terminal is for receiving engaged line notice；
Called notice forwarding submodule is sent to the called end for receiving the called notice, and by the called notice
End.
9. device according to claim 8, which is characterized in that the video communication establishes module and includes:
Free time notice sending submodule, for when detect the called terminal be directed to the called notice response when, to institute
It states calling terminal and sends idle notice, the calling terminal is used to send when receiving the idle notice and be directed to the quilt
The second call request for making terminal send；
Second call request sending submodule is sent for receiving second call request, and by second call request
To the called terminal.
10. device described according to claim 6 or 7 or 9, which is characterized in that detect the called end in the following way
Whether end is responded for the called notice:
Whether occupied detect the corresponding video channel of the called terminal；
If detecting, the video channel is unoccupied, determines that the called terminal is responded for the called notice.
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| CN201810386163.6A CN110418094A (en) | 2018-04-26 | 2018-04-26 | A kind of method and apparatus of video communication |
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