CN106791679B - A kind of determination method and device of video transmission path - Google Patents
A kind of determination method and device of video transmission path Download PDFInfo
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- CN106791679B CN106791679B CN201611258761.2A CN201611258761A CN106791679B CN 106791679 B CN106791679 B CN 106791679B CN 201611258761 A CN201611258761 A CN 201611258761A CN 106791679 B CN106791679 B CN 106791679B
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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
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- 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
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The present invention provides a kind of determination method and devices of video transmission path, this method comprises: obtaining the video source of the video to the transmission main line of all transmission paths and every transmission paths process between user terminal when obtaining video by user terminal；The path length value of transmission path is determined according to the transmission main line that transmission path is passed through；When the transmission main line that transmission path is passed through is occupied, occupied transmission main line is seized according to the priority level of pre-set user terminal, and determine transmission path seizes value；According to path length value, the multiplexing value for seizing value and pre-set transmission main line of transmission path, the object transmission path of above-mentioned video is determined.In the present invention, occupied transmission main line is seized according to the priority level of user terminal, the higher user terminal of priority level is enabled to open video at any time, and, it is capable of determining that the current optimal transmission paths of video, avoids causing transmission of video to be delayed since the transmission path used is improper.
Description
Technical field
The present invention relates to technical field of video transmission, a kind of determination method in particular to video transmission path and
Device.
Background technique
Video monitoring is the important component of safety precaution, and with the fast development of computer technology, video monitoring is opened
Beginning is applied to more and more industries and place, and the realization of video monitoring depends on video monitoring system, video monitoring system packet
Include analog video monitoring system, digital video monitor system and simulation, digital video mixing monitoring system.
It in analog video monitoring system, is connected, is formed solid with physical connection line between each node or matrix
Fixed transmission link, and in digital video monitor system, code stream number is defined between each node, is substantially exactly node
Between can transmit great bandwidth.
In practical application, video monitoring system is more complicated, the same video source to possibility between the same target object
There can be a plurality of transmission path, the video of the same video source can be opened simultaneously for multiple users.
But in the prior art, video is typically passed according to the link pre-established when being transmitted
Defeated, still, in this way when carrying out video monitoring, when transmission path has all been occupied, some responsible consumers possibly can not be beaten
It opens video to be monitored, in addition, the path that may be used not is to work as when carrying out transmission of video according to mode in the prior art
Preceding optimal path, may be longer or other improper due to the path used and cause video to be delayed.
Summary of the invention
In view of this, a kind of determination method and device for being designed to provide video transmission path of the embodiment of the present invention,
To solve in the prior art when transmission path is occupied, other responsible consumers possibly can not open video, and may be due to
The video transmission path used is improper and the problem of causing transmission of video to be delayed.
In a first aspect, the embodiment of the invention provides a kind of determination methods of video transmission path, wherein the method packet
It includes:
When obtaining video by user terminal, the video source of the video is obtained to owning between the user terminal
The transmission main line that transmission path and every transmission path are passed through；
The path length value of the transmission path is determined according to the transmission main line that the transmission path is passed through；
When the transmission main line that the transmission path is passed through is occupied, according to the pre-set user terminal
Priority level seizes the occupied transmission main line, and determine the transmission path seizes value；
According to the multiplexing for seizing value and the pre-set transmission main line of the path length value, the transmission path
Value, determines the object transmission path of the video.
With reference to first aspect, the embodiment of the invention provides the first possible implementation of above-mentioned first aspect,
In, the transmission main line passed through according to the transmission path determines the path length value of the transmission path, comprising:
Determine the quantity for the transmission main line that the transmission path is passed through and the type of every transmission main line, institute
The type for stating transmission main line includes digital main line and simulation main line；
According to the type of the quantity of the transmission main line and the transmission main line, the path length of the transmission path is determined
Value.
The possible implementation of with reference to first aspect the first, the embodiment of the invention provides the of above-mentioned first aspect
Two kinds of possible implementations, wherein it is described according to the quantity of the transmission main line and the type of the transmission main line, determine institute
State the path length value of transmission path, comprising:
Determine the corresponding type weight value of the type of the transmission main line；
Calculate the transmission main line quantity and the type weight value and value；
Described and value is determined as to the path length value of the transmission path.
With reference to first aspect, the embodiment of the invention provides the third possible implementation of above-mentioned first aspect,
In, the priority level according to the pre-set user terminal seizes the occupied transmission main line, comprising:
Judge the priority for being lower than the user terminal in the occupied terminal of the transmission main line with the presence or absence of priority level
Other occupied terminal；
If it does, seizing the transmission main line occupied by the minimum occupied terminal of the priority level.
With reference to first aspect, the embodiment of the invention provides the 4th kind of possible implementation of above-mentioned first aspect,
In, the determination transmission path seizes value, comprising:
Determine every transmission main line that the transmission path is passed through seizes value；
By every transmission main line seize value and what value was determined as the transmission path seize value.
With reference to first aspect, the embodiment of the invention provides the 5th kind of possible implementation of above-mentioned first aspect,
In, the multiplexing for seizing value and the pre-set transmission main line according to the path length value, the transmission path
Value, determines the object transmission path of the video, comprising:
Calculate every transmission path path length value and the transmission path seize value and value；
It chooses the smallest in described and value and is worth corresponding at least one transmission path；
According to the multiplexing value of the transmission main line, from the described the smallest and corresponding at least one transmission Lu Jingzhong of value
Determine the object transmission path of the video.
Any one implementation into the 5th kind of possible implementation of first aspect with reference to first aspect, this hair
Bright embodiment provides the 6th kind of possible implementation of above-mentioned first aspect, wherein described when user passes through user terminal
When obtaining video, determine the video source of the video to all transmission paths and each biography between the user terminal
Before the transmission main line that defeated path is passed through, further includes:
Determine that each node in Video transmission system, the node include video camera, streaming media server, centre management
Server and video matrix；
Determine the transmission main line between each node；
The corresponding transmission of video figure of the Video transmission system is created according to each node and the transmission main line；
Video transmission path in the transmission of video figure is stored into transmission path queue.
The 6th kind of possible implementation with reference to first aspect, the embodiment of the invention provides the of above-mentioned first aspect
Seven kinds of possible implementations, wherein the video transmission path storage by the transmission path figure to transmission path team
In column, comprising:
Obtain all paths of the transmission of video between the video camera and the center management server；
Obtain the transmission main line that every path is passed through；
The transmission main line that the path and the path are passed through is stored in the transmission path queue.
Second aspect, the embodiment of the invention provides a kind of determining devices of video transmission path, wherein described device packet
It includes:
Module is obtained, for obtaining the video source of the video to the user when through user terminal acquisition video
The transmission main line that all transmission paths and every transmission path between terminal are passed through；
First determining module, the transmission main line for being passed through according to the transmission path determine the transmission path
Path length value；
Second determining module, when the transmission main line for passing through when the transmission path is occupied, according to setting in advance
The priority level for the user terminal set seizes the occupied transmission main line, and determines seizing for the transmission path
Value；
Third determining module, for seizing value and pre-set according to the path length value, the transmission path
The multiplexing value of the transmission main line determines the object transmission path of the video.
In conjunction with second aspect, the embodiment of the invention provides the first possible implementation of above-mentioned second aspect,
In, first determining module includes:
First determination unit, for determine the transmission main line that the transmission path is passed through quantity and every described in
The type of transmission main line, the type of the transmission main line include digital main line and simulation main line；
Second determination unit, described in determining according to the quantity of the transmission main line and the type of the transmission main line
The path length value of transmission path.
In conjunction with the first possible implementation of second aspect, the embodiment of the invention provides the of above-mentioned second aspect
Two kinds of possible implementations, wherein second determination unit is also used to,
Determine the corresponding type weight value of the type of the transmission main line；Calculate the quantity and the class of the transmission main line
Type weighted value and value；Described and value is determined as to the path length value of the transmission path.
In conjunction with second aspect, the embodiment of the invention provides the third possible implementation of above-mentioned second aspect,
In, second determining module includes:
Judging unit is lower than the user with the presence or absence of priority level in the occupied terminal for judging the transmission main line
The occupied terminal of the priority level of terminal；
Preemption unit, for if it does, seizing described in the minimum occupied terminal occupancy of the priority level
Transmission main line.
In conjunction with second aspect, the embodiment of the invention provides the 4th kind of possible implementation of above-mentioned second aspect,
In, second determining module further include:
Third determination unit seizes value for determine every transmission main line that the transmission path is passed through；
4th determination unit, for by every transmission main line seize value and value be determined as the transmission path
Seize value.
In conjunction with second aspect, the embodiment of the invention provides the 5th kind of possible implementation of above-mentioned second aspect,
In, the third determining module includes:
First computing unit, for calculating every path length value of the transmission path and seizing for the transmission path
Be worth and value；
Selection unit, for choosing the smallest in described and value and corresponding at least one transmission path of value；
5th determination unit, it is corresponding at least from described the smallest and value for the multiplexing value according to the transmission main line
The object transmission path of the video is determined in one transmission path.
In conjunction with second aspect to second aspect the 5th kind of possible implementation in any one possible realization side
Formula, the embodiment of the invention provides the 6th kind of possible implementations of above-mentioned second aspect, wherein described device further include:
4th determining module, for determining that each node in Video transmission system, the node include video camera, stream matchmaker
Body server, center management server and video matrix；
5th determining module, for determining the transmission main line between each node；
Creation module, it is corresponding for creating the Video transmission system according to each node and the transmission main line
Transmission of video figure；
Memory module, for storing the video transmission path in the transmission of video figure into transmission path queue.
In conjunction with the 6th kind of possible implementation of second aspect, the embodiment of the invention provides the of above-mentioned second aspect
Seven kinds of possible implementations, wherein the memory module includes:
First acquisition unit, for obtaining the institute of the transmission of video between the video camera and the center management server
There is path；
Second acquisition unit, the transmission main line passed through for obtaining every path；
Storage unit, for the transmission main line in the path and path process to be stored in the transmission path queue
In.
In the determination method and device of video transmission path provided in an embodiment of the present invention, according to the preferential of user terminal
Rank seizes occupied transmission main line, enables the higher user terminal of priority level to open video at any time, further, it is possible to really
The current optimal transmission paths for making video avoid causing transmission of video to be delayed since the transmission path used is improper.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 shows the corresponding transmission of video figure of Digital Video Transmission System in the embodiment of the present invention 1；
Fig. 2 shows the corresponding transmission of video figures of Analogvideotransmission system in the embodiment of the present invention 1；
Fig. 3 shows the transmission path in the corresponding transmission of video figure of Digital Video Transmission System in the embodiment of the present invention 1
Schematic diagram；
Fig. 4 shows the flow chart of the determination method of video transmission path provided by the embodiment of the present invention 1；
Fig. 5 shows in the determination method of video transmission path provided by the embodiment of the present invention 1 path length value really
Determine the flow chart of process；
Fig. 6 shows object transmission path in the determination method of video transmission path provided by the embodiment of the present invention 1
The flow chart of determination process；
Fig. 7 shows the structural schematic diagram of the determining device of video transmission path provided by the embodiment of the present invention 2.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
Middle attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is real
The component for applying example can be arranged and be designed with a variety of different configurations.Therefore, of the invention to what is provided in the accompanying drawings below
The detailed description of embodiment is not intended to limit the range of claimed invention, but is merely representative of selected reality of the invention
Apply example.Based on the embodiment of the present invention, those skilled in the art institute obtained without making creative work
There are other embodiments, shall fall within the protection scope of the present invention.
In view of in the prior art, when carrying out transmission of video, typically being passed according to the link pre-established
Defeated, still, in this way when carrying out video monitoring, when transmission path has all been occupied, some responsible consumers possibly can not be beaten
It opens video to be monitored, in addition, the path that may be used not is to work as when carrying out transmission of video according to mode in the prior art
Preceding optimal path may cause transmission of video to be delayed since the path used is longer.Based on this, the embodiment of the present invention is provided
The determination method and device of video transmission path a kind of, is described below by embodiment.
Embodiment 1
The embodiment of the invention provides a kind of determination method of video transmission path, according to the excellent of user terminal in this method
First rank seizes occupied transmission main line, and the higher user terminal of priority level is enabled to open video at any time, further, it is possible to
The current optimal transmission paths for determining video avoid causing transmission of video to be delayed since the transmission path used is improper.
Before determining the transmission path of video using method provided in an embodiment of the present invention, need to Video transmission system
In transmission path initialized, i.e., by Video transmission system path store into path queue, specifically include:
Determine that each node in Video transmission system, the node include video camera, streaming media server, centre management clothes
Business device and video matrix；Determine the transmission main line between each node；Transmission of video is created according to each node and transmission main line
The corresponding transmission of video figure of system；Video transmission path in transmission of video figure is stored into transmission path queue.
Above-mentioned Video transmission system can be Digital Video Transmission System, be also possible to Analogvideotransmission system, or
It can also be analog-to-digital hybrid video Transmission system.
When above-mentioned Video transmission system is Digital Video Transmission System, the node in the Video transmission system includes number
Video camera, streaming media server and center management server, pass through number between streaming media server and center management server
Gateway connection；When above-mentioned Video transmission system is Analogvideotransmission system, the node in the Video transmission system includes mould
Quasi- video camera, streaming media server, center management server and video matrix, wherein the video matrix can be analog matrix,
Pass through simulation main line connection between streaming media server and center management server；When above-mentioned Video transmission system is modulus mixing
When Video transmission system, the node in the Video transmission system include analog video camera, digital camera, streaming media server,
Center management server and video matrix, wherein the video matrix can be analog matrix, streaming media server and centre management
Pass through digital gateway or simulation main line connection between server.
It is determined according to the transmission main line between each node and each node in actual Digital Video Transmission System
Transmission of video figure as shown in Figure 1, in the figure include N number of streaming media server, a center management server, each Streaming Media
Server passes through digital gateway and connects with center management server, and each streaming media server and m railway digital video camera connect
It connects, when user terminal needs to obtain video, user terminal is connected with center management server, and certainly, Fig. 1 only depicts one
The corresponding transmission of video figure of possible Digital Video Transmission System is planted, the node inside transmission of video figure is not limited thereto.
The view determined according to the transmission main line between each node and node in actual Analogvideotransmission system
Defeated figure is kept pouring in as shown in Fig. 2, including N number of streaming media server, a center management server, streaming media server pipe in the figure
Analog matrix is managed, analog matrix is connect with analog video camera, receives the video of analog video camera transmission, center management server pipe
Analog matrix is managed, the analog matrix of central server management is connect with the analog matrix of Streaming Media management, receiving stream media service
The video of the analog matrix transmission of device management, user terminal receive video from the analog matrix of center management server management,
Pass through simulation main line connection between streaming media server and center management server.Certainly, above-mentioned Fig. 2 only depict one kind can
Can the corresponding transmission of video figure of Analogvideotransmission system, each node and its connection are not limited in transmission of video figure
This.
The above-mentioned video transmission path by transmission path figure is stored into transmission path queue, is specifically included: acquisition is taken the photograph
All paths of transmission of video between camera and center management server；Obtain the transmission main line that every above-mentioned path is passed through；
The transmission main line that above-mentioned path and path are passed through is stored in transmission path queue.
In embodiments of the present invention, it is connected between adjacent node by transmission main line, a transmission paths can pass through one
Transmission main line, can also pass through a plurality of transmission main line.When above-mentioned transmission path figure is the corresponding view of Digital Video Transmission System
When keeping pouring in defeated figure, by the digital camera in above-mentioned transmission of video figure to all paths between center management server, and
The transmission main line that each path is passed through is stored into path queue；It, will when above-mentioned transmission path figure is Analogvideotransmission figure
The corresponding all paths of input node and output node of video matrix in above-mentioned transmission of video figure and each path are passed through
Transmission main line store into path queue, the input node of above-mentioned video matrix refers to the section to video matrix input video
Point, i.e. analog video camera, the output node of above-mentioned video matrix refer to the node of video matrix output video, i.e. centre management
Server；When above-mentioned transmission path figure is analog-to-digital hybrid video transmission figure, by analog video camera in above-mentioned transmission of video figure or
The transmission main line that all paths and each path between digital camera and center management server are passed through is stored to path
In queue.
It is dry will to introduce the transmission that above-mentioned transmission path and transmission path are passed through by taking Digital Video Transmission System as an example below
Line, as shown in figure 3, each transmission path in the corresponding transmission of video figure of Digital Video Transmission System is depicted, with two in Fig. 3
Illustrate each transmission path in the transmission path figure for streaming media server.
It is regarded in fig. 3, it is assumed that digital gateway 1 and digital gateway 2 only allow center management server concurrently to open 10 tunnels
Frequently, therefore, the transmission main line between streaming media server 1 and center management server is 10, streaming media server 2 and center
Transmission main line between management server is 10, and the transmission main line between streaming media server 1 and streaming media server 2
Only to depict one therein in 10, Fig. 3.
As shown in figure 3, being adopted when user terminal needs to obtain the corresponding wherein a certain railway digital video camera of streaming media server 1
It, can be by any one in 10 transmission main lines between streaming media server 1 and center management server when the video of collection
Item is transmitted, can also be by any in 10 transmission main lines between streaming media server 2 and center management server
One is transmitted, and when being transmitted by streaming media server 1, which only passes through a transmission main line (stream matchmaker
Any one in 10 transmission main lines between body server 1 and center management server), when pass through streaming media server 2
When being transmitted, the transmission path is (any one in streaming media server 1 and streaming media server 2 by two transmission main lines
Any one transmission main line between transmission main line and streaming media server 2 and center management server), it is above-mentioned by flowing matchmaker
Body server 1 is 1 transmission paths to center management server, which can pass through a transmission main line, the transmission
Main line can be any one transmission main line of the streaming media server in 10 transmission main lines into center management server, by
Streaming media server 1 passes through streaming media server 2, then arriving center management server is a transmission paths, transmission path warp
Two transmission main lines are crossed, and every transmission main line can be optional one in 10 transmission main lines.
Transmission path in the corresponding transmission of video figure of Analogvideotransmission system is denoted as simulaed path, by digital video
Transmission path in the corresponding transmission of video figure of Digital Video Transmission System is denoted as digital path by transmission, and modulus is mixed and is regarded
It is digital path by the transmission path of digital gateway, by the transmission of analog matrix in the corresponding transmission figure of frequency Transmission system
Path is simulaed path.
In embodiments of the present invention, some transmission paths in simulaed path can be kept for important user whole
These in this way, these user terminals can obtain video at any time, and are kept for the transmission path of responsible consumer terminal to carry out by end
Label.
Referring to Fig. 4, the embodiment of the invention provides a kind of determination methods of video transmission path, and the method comprising the steps of
S110-S140, it is specific as follows.
S110 obtains the video source of the video to all between user terminal when obtaining video by user terminal
The transmission main line that transmission path and every transmission path are passed through.
Above-mentioned user terminal can be computer, tablet computer, mobile phone etc..
Above-mentioned video source refers to analog video camera or digital camera.
When user wants to obtain the video of certain road video camera acquisition, can be selected from the path queue of above-mentioned store path
User terminal is taken to obtain all paths of the video, specifically, any one transmission paths are obtained from path queue, by the biography
The queue label in defeated path is compared with the queue length of transmission path, if the queue label of the transmission path is less than path
Queue length, then the transmission path is determined as the video source to the transmission path between user terminal, above-mentioned transmission path
Queue label refer to the position of transmission path in the queue, using the above method, the video source is obtained from path queue
To the transmission main line of all transmission paths and every transmission paths process between user terminal, some transmission paths can
A transmission main line can only be passed through, some transmission paths may pass through a plurality of transmission main line.
The purpose for obtaining transmission path from path queue using the above method is to guarantee the transmission path obtained in the team
In the range of column.
S120 determines the path length value of above-mentioned transmission path according to the transmission main line that above-mentioned transmission path is passed through.
Referring to Fig. 5, the path length value of above-mentioned determining transmission path, including step S210-S220, it is specific as follows:
S210 determines the quantity for the transmission main line that above-mentioned transmission path is passed through and the type of every transmission main line, above-mentioned biography
The type of defeated main line includes digital main line and simulation main line；
S220 determines that the route of above-mentioned transmission path is long according to the type of the quantity of above-mentioned transmission main line and transmission main line
Angle value.
In Digital Video Transmission System, the type for the transmission main line that every transmission paths pass through is digital main line；In mould
In quasi- video counts Transmission system, the type for the transmission main line that every transmission paths pass through is simulation main line；In analog-to-digital hybrid video
In Transmission system, when the transmission main line that transmission path is passed through passes through digital gateway, which is digital main line, works as transmission
When the transmission main line that path is passed through passes through analog matrix, which is simulation main line.
When determine every transmission paths by the quantity of transmission main line and the type of transmission main line after, determine transmission
The path length value in path, specifically includes: determining the corresponding type weight value of the type of above-mentioned transmission main line；Calculate above-mentioned transmission
The quantity of main line and type weight value and value；Above-mentioned and value is determined as to the path length value of transmission path.
Simulating main line is connected by serial ports, and digital main line needs to carry out network connection foundation, therefore, simulates main line
Faster, in analog-to-digital hybrid video Transmission system, main line, the corresponding type weight of digital main line are simulated in preferential selection to communication speed
Type weight corresponding greater than simulation main line can will simulate the corresponding type weight setting of main line in embodiments of the present invention
It is 1, the corresponding type weight of digital main line is set as 5, and certainly, above-mentioned simulation main line and the corresponding type weight of digital main line are also
It can be other numerical value, as long as meeting the corresponding type weight of simulation main line is less than the corresponding type weight of digital main line,
The embodiment of the present invention is not defined above-mentioned simulation main line and the corresponding concrete type weight of digital main line.
It will be exemplified below the specific calculating process of above-mentioned path length value, such as, above-mentioned certain transmission paths warp
A transmission main line is crossed, and the transmission main line is digital main line, then path length value=1+5=6 of the transmission path, wherein
In the calculating formula, 1 indicate be by transmission main line item number, 5 indicate be transmission main line type weight；For another example
It says, certain above-mentioned transmission paths pass through two transmission main lines, and the type of the transmission main line is simulation main line, then the transmission path
Path length value=2+1=3. wherein, in the calculating formula, 2 indicate be by transmission main line item number, 1 indicate
It is the type weight of transmission main line.
S130, when the transmission main line that above-mentioned transmission path is passed through is occupied, according to the excellent of pre-set user terminal
First rank seizes occupied transmission main line, and determine above-mentioned transmission path seizes value.
Wherein, the priority level of above-mentioned user terminal is pre-set, can be according to the importance of each user terminal
The priority level of the user terminal is set, and the importance of user terminal is higher, and the corresponding priority level of the user terminal is higher, such as
Fruit transmission main line is occupied by the lower user terminal of priority level, when the higher user terminal of priority level needs to obtain view
It, can be with the transmission main line of the lower user terminal occupancy of preemptive priority rank when frequency.
When getting transmission path from path queue, the transmission main line for needing to judge that the transmission path is passed through is currently
No to be in idle condition, i.e., whether the transmission main line is currently occupied by other terminals, if the transmission main line is accounted for by other terminals
With then seizing occupied transmission main line according to the priority level of pre-set user terminal, specifically include:
Judge the priority for being lower than above-mentioned user terminal in the occupied terminal of above-mentioned transmission main line with the presence or absence of priority level
Other occupied terminal；If it does, the transmission main line that the minimum occupied terminal of preemptive priority rank occupies.
In embodiments of the present invention, the terminal for currently occupying transmission main line is denoted as occupied terminal, wherein the occupancy
Terminal can be computer, mobile phone, tablet computer etc..
If the priority level for currently occupying the occupied terminal of transmission main line is lower than the user's end for needing to obtain video
The priority level at end can seize the transmission that above-mentioned occupied terminal is occupying then when the user terminal needs to obtain video
Main line, and seize the transmission main line that the occupied terminal that priority level is minimum in current occupied terminal is occupying.
Above-mentioned determining transmission path seizes value, specifically includes: determining every transmission paths that above-mentioned transmission path is passed through
Seize value；By every transmission main line seize value and what value was determined as transmission path seize value.
In embodiments of the present invention, when the user terminal for needing to obtain video seizes the biography that some occupied terminal is occupying
After defeated main line, the corresponding value of seizing of the transmission main line is denoted as 1, if multiple transmission main lines that the transmission path is passed through are occupied
With then user terminal needs to seize each transmission main line of transmission path process, and seizes each transmission main line is corresponding
Value is denoted as 1, finally calculate every transmission main line of transmission path process seize value and value, using the value as the transmission road
Diameter seizes value.
S140, according to above-mentioned path length value, the multiplexing value for seizing value and pre-set transmission main line of transmission path,
Determine the object transmission path of above-mentioned video.
The multiplexing value of above-mentioned transmission main line is pre-set, and the corresponding multiplexing value of each transmission main line is equal
's.
In embodiments of the present invention, after certain transmission main line is chosen, the state of the transmission main line is set as opening
State, and using the transmission main line as reusable main line, therefore, it is desirable to the multiplexing mark of the transmission main line is set, the multiplexing mark
Will can be a numerical value, i.e. the multiplexing value of the transmission main line.
Referring to shown in Fig. 6, the object transmission path of above-mentioned determining video, including step S310-S330, it is specific as follows:
S310, calculate every transmission paths path length value and transmission path seize value and value；
S320 chooses the smallest in above-mentioned and value and corresponding at least one transmission path of value；
S330, according to the multiplexing value of transmission main line, from above-mentioned the smallest and corresponding at least one transmission path of value really
The object transmission path of fixed above-mentioned video.
In embodiments of the present invention, calculate the path length value of every transmission paths and seize value and value, by all biographies
Defeated path is corresponding and value is compared, and determines the smallest in the above-mentioned and value and corresponding transmission path of value, wherein above-mentioned true
The smallest and value made may be one, it is also possible to and it is multiple, therefore, the corresponding transmission road of the smallest and value finally obtained
Diameter may be one, it is also possible to and it is a plurality of, it, will if the above-mentioned corresponding transmission path of the smallest and value determined is one
The transmission path is determined as the object transmission path of video；If the above-mentioned corresponding transmission path of the smallest and value determined is
A plurality of, the multiplexing value for the transmission main line that the more above-mentioned corresponding transmission path of the smallest and value determined is passed through judges
The transmission main line which above-mentioned transmission paths are passed through is reusable main line, will be in the above-mentioned the smallest and corresponding transmission path of value
It is determined as the object transmission path of video by the transmission path of reusable main line.
Such as the above-mentioned corresponding transmission path of the smallest and value determined has two, respectively A and B, A transmit road
Diameter passes through A1And A2Two transmission main lines, B transmission path pass through B1And B2Two transmission main lines, if A1、A2And B1Not being can
It is multiplexed main line, i.e. A1、A2And B1The multiplexing value of this three transmission main lines is zero, still, B2Multiplexing value be not zero, that is, transmit
Main line B2Transmission path B is at this moment determined as to the object transmission path of video for reusable main line.
Alternatively, it is also possible that above-mentioned transmission main line A1Multiplexing value be zero, i.e. A1For unavailable main line, still, A2、B1With
B2Multiplexing value be not zero, at this moment, transmission road through B multiplexing value be transmission main line B1With transmission main line B2Multiplexing value sum
Value, and the multiplexing value of transmission path A is transmission main line A2Multiplexing value, at this moment, the multiplexing value of transmission path B is greater than transmission path
Therefore the multiplexing value of A chooses object transmission path of the transmission path B as video, which is exactly to choose
Optimal transmission paths.
The determination method of video transmission path provided in an embodiment of the present invention, according to the priority level of user terminal seize by
The transmission main line of occupancy enables the higher user terminal of priority level to open video at any time, further, it is possible to determine video
Current optimal transmission paths avoid causing transmission of video to be delayed since the transmission path used is improper.
Embodiment 2
The embodiment of the invention provides a kind of determining devices of video transmission path, as shown in fig. 7, the device includes obtaining
Module 410, the first determining module 420, the second determining module 430 and third determining module 440, specific as follows:
Above-mentioned acquisition module 410, for when obtaining video by user terminal, obtaining the video source of above-mentioned video to use
The transmission main line that all transmission paths and every transmission paths between the terminal of family are passed through；
Above-mentioned first determining module 420, the transmission main line for being passed through according to above-mentioned transmission path determine above-mentioned transmission road
The path length value of diameter；
Above-mentioned second determining module 430, when the transmission main line for passing through when above-mentioned transmission path is occupied, according to preparatory
The priority level of the user terminal of setting seizes occupied transmission main line, and determine the transmission path seizes value；
Above-mentioned third determining module 440, for according to above-mentioned path length value, above-mentioned transmission path seize value and in advance
The multiplexing value of the transmission main line of setting determines the object transmission path of above-mentioned video.
Above-mentioned first determining module 410 determines that the path length value of transmission path is true by the first determination unit and second
What order member was realized, it specifically includes:
Above-mentioned first determination unit, for determining the quantity and every transmission of the transmission main line of above-mentioned transmission path process
The type of main line, the type of above-mentioned transmission main line include digital main line and simulation main line；Above-mentioned second determination unit is used for basis
The quantity of above-mentioned transmission main line and the type of transmission main line determine the path length value of above-mentioned transmission path.
Above-mentioned second determination unit determines transmission route length value particular by as under type determines:
Determine the corresponding type weight value of the type of above-mentioned transmission main line；Calculate the number amount and type power of above-mentioned transmission main line
Weight values and value；Above-mentioned and value is determined as to the path length value of transmission path.
Above-mentioned second determining module 430 is seized occupied transmission according to the priority level of pre-set user terminal and is done
Line is realized by judging unit and preemption unit, is specifically included:
Above-mentioned judging unit is lower than user with the presence or absence of priority level in the occupied terminal for judging above-mentioned transmission main line
The occupied terminal of the priority level of terminal；Above-mentioned preemption unit, for if it does, seizing the minimum occupancy of above-mentioned priority level
The transmission main line that terminal occupies.
Above-mentioned second determining module 430 determines that the value of seizing of transmission path is to determine list by third determination unit and the 4th
What member was realized, it specifically includes:
Above-mentioned third determination unit seizes value for determine every transmission main line that above-mentioned transmission path is passed through；It is above-mentioned
4th determination unit, user by every transmission main line seize value and what value was determined as above-mentioned transmission path seize value.
Above-mentioned third determining module 440 determines that the object transmission path of above-mentioned video is by the first computing unit, second
What computing unit and the 5th determination unit were realized, it specifically includes:
Above-mentioned first computing unit, path length value and transmission path for calculating every transmission paths seize value
And value；Above-mentioned selection unit, for choosing the smallest in above-mentioned and value and corresponding at least one transmission path of value；Above-mentioned 5th
Determination unit, for the multiplexing value according to above-mentioned transmission main line, from above-mentioned the smallest and corresponding at least one transmission path of value
The object transmission path of the middle above-mentioned video of determination.
The determining device of video transmission path provided in an embodiment of the present invention further includes the 4th determining module, the 5th determining mould
Block, creation module and memory module；
Above-mentioned 4th determining module, for determining that each node in Video transmission system, the node include video camera, stream
Media server, center management server and video matrix；
Above-mentioned 5th determining module, for determining the transmission main line between each node；
Above-mentioned creation module, it is corresponding for creating above-mentioned Video transmission system according to each node and above-mentioned transmission main line
Transmission of video figure；
Above-mentioned memory module, for storing the video transmission path in above-mentioned transmission of video figure to transmission path queue
In.
Above-mentioned memory module stores the video transmission path in transmission of video figure into path queue, is obtained by first
It takes unit, second acquisition unit and storage unit to realize, specifically includes:
Above-mentioned first acquisition unit, for obtaining the institute of the transmission of video between above-mentioned video camera and center management server
There is path；Above-mentioned second acquisition unit, the transmission main line passed through for obtaining every above-mentioned path；Said memory cells are used for
The transmission main line that above-mentioned path and path are passed through is stored in transmission path queue.
The determining device of video transmission path provided in an embodiment of the present invention, according to the priority level of user terminal seize by
The transmission main line of occupancy enables the higher user terminal of priority level to open video at any time, further, it is possible to determine video
Current optimal transmission paths avoid causing transmission of video to be delayed since the transmission path used is improper.
The device of the determination of video transmission path provided by the embodiment of the present invention can in equipment specific hardware or
Person is installed on software or firmware in equipment etc..The technology of device provided by the embodiment of the present invention, realization principle and generation
Effect is identical with preceding method embodiment, and to briefly describe, Installation practice part does not refer to place, can refer to preceding method reality
Apply corresponding contents in example.It is apparent to those skilled in the art that for convenience and simplicity of description, foregoing description
System, the specific work process of device and unit, the corresponding process during reference can be made to the above method embodiment, herein no longer
It repeats.
In embodiment provided by the present invention, it should be understood that disclosed device and method, it can be by others side
Formula is realized.The apparatus embodiments described above are merely exemplary, for example, the division of the unit, only one kind are patrolled
Function division is collected, there may be another division manner in actual implementation, in another example, multiple units or components can combine or can
To be integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Coupling, direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some communication interfaces, device or unit
It connects, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each functional unit in embodiment provided by the invention can integrate in one processing unit, it can also
To be that each unit physically exists alone, can also be integrated in one unit with two or more units.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic or disk.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing, in addition, term " the
One ", " second ", " third " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
Finally, it should be noted that embodiment described above, only a specific embodiment of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, those skilled in the art should understand that: anyone skilled in the art
In the technical scope disclosed by the present invention, it can still modify to technical solution documented by previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention.Should all it cover in protection of the invention
Within the scope of.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (13)
1. a kind of determination method of video transmission path, which is characterized in that the described method includes:
When obtaining video by user terminal, the video source of the video is obtained to all transmission between the user terminal
The transmission main line that path and every transmission path are passed through；
The path length value of the transmission path is determined according to the transmission main line that the transmission path is passed through；
When the transmission main line that the transmission path is passed through is occupied, according to the preferential of the pre-set user terminal
Rank seizes the occupied transmission main line, and determine the transmission path seizes value；The transmission path seizes value
For the quantity for the transmission main line seized；
According to the path length value, the multiplexing value for seizing value and the pre-set transmission main line of the transmission path,
Determine the object transmission path of the video；The multiplexing value is for marking transmission main line in the open state, the multiplexing
Value is constant；
The transmission main line passed through according to the transmission path determines the path length value of the transmission path, comprising:
Determine the quantity for the transmission main line that the transmission path is passed through and the type of every transmission main line, the biography
The type of defeated main line includes digital main line and simulation main line；
According to the type of the quantity of the transmission main line and the transmission main line, the path length value of the transmission path is determined；
The multiplexing for seizing value and the pre-set transmission main line according to the path length value, the transmission path
Value, determines the object transmission path of the video, comprising:
Calculate every transmission path path length value and the transmission path seize value and value；Choose described and value
In it is the smallest and be worth corresponding at least one transmission path；
If it is determined that the smallest and corresponding transmission path of value be one, then the transmission path is determined as to the target of video
Transmission path；
If it is determined that it is the smallest and be worth corresponding transmission path be it is a plurality of, calculate answering for transmission main line in the transmission path
The multiplexing value with value as the transmission path of value is used, the multiplexing value of the transmission path chooses the transmission path
Multiplexing be worth object transmission path of the maximum transmission path as video.
2. the method according to claim 1, wherein the quantity and the transmission according to the transmission main line
The type of main line determines the path length value of the transmission path, comprising:
Determine the corresponding type weight value of the type of the transmission main line；
Calculate the transmission main line quantity and the type weight value and value；
Described and value is determined as to the path length value of the transmission path.
3. the method according to claim 1, wherein described according to the preferential of the pre-set user terminal
Rank seizes the occupied transmission main line, comprising:
Judge to be lower than the priority level of the user terminal with the presence or absence of priority level in the occupied terminal of the transmission main line
The occupied terminal；
If it does, seizing the transmission main line occupied by the minimum occupied terminal of the priority level.
4. the method according to claim 1, wherein the determination transmission path seizes value, comprising:
Determine every transmission main line that the transmission path is passed through seizes value；
By every transmission main line seize value and what value was determined as the transmission path seize value.
5. method according to claim 1-4, which is characterized in that described to obtain video by user terminal
When, obtain the video source of the video between the user terminal all transmission paths and each transmission path warp
Before the transmission main line crossed, further includes:
Determine that each node in Video transmission system, the node include video camera, streaming media server, centre management service
Device and video matrix；
Determine the transmission main line between each node；
The corresponding transmission of video figure of the Video transmission system is created according to each node and the transmission main line；
Video transmission path in the transmission of video figure is stored into transmission path queue.
6. according to the method described in claim 5, it is characterized in that, the video transmission path by the transmission path figure
It stores in transmission path queue, comprising:
Obtain all paths of the transmission of video between the video camera and the center management server；
Obtain the transmission main line that every path is passed through；
The transmission main line that the path and the path are passed through is stored in the transmission path queue.
7. a kind of determining device of video transmission path, which is characterized in that described device includes:
Module is obtained, for obtaining the video source of the video to the user terminal when through user terminal acquisition video
Between the transmission main line that passes through of all transmission paths and every transmission path；
First determining module, the transmission main line for being passed through according to the transmission path determine the route of the transmission path
Length value；
Second determining module, when the transmission main line for passing through when the transmission path is occupied, according to pre-set
The priority level of the user terminal seizes the occupied transmission main line, and determine the transmission path seizes value；Institute
That states transmission path seizes the quantity that value is the transmission main line seized；
Third determining module, for seizing value and pre-set described according to the path length value, the transmission path
The multiplexing value of transmission main line determines the object transmission path of the video；The multiplexing value is in the open state for marking
Transmission main line, the multiplexing value are constant；
First determining module includes:
First determination unit, the quantity and every transmission of the transmission main line for determining the transmission path process
The type of main line, the type of the transmission main line include digital main line and simulation main line；
Second determination unit, for determining the transmission according to the quantity of the transmission main line and the type of the transmission main line
The path length value in path；
The third determining module, specifically for determining the object transmission path of the video according to following steps:
Calculate every transmission path path length value and the transmission path seize value and value；Choose described and value
In it is the smallest and be worth corresponding at least one transmission path；
If it is determined that the smallest and corresponding transmission path of value be one, then the transmission path is determined as to the target of video
Transmission path；
If it is determined that it is the smallest and be worth corresponding transmission path be it is a plurality of, calculate answering for transmission main line in the transmission path
The multiplexing value with value as the transmission path of value is used, the multiplexing value of the transmission path chooses the transmission path
Multiplexing be worth object transmission path of the maximum transmission path as video.
8. device according to claim 7, which is characterized in that second determination unit is also used to,
Determine the corresponding type weight value of the type of the transmission main line；Calculate the quantity and type power of the transmission main line
Weight values and value；Described and value is determined as to the path length value of the transmission path.
9. device according to claim 7, which is characterized in that second determining module includes:
Judging unit is lower than the user terminal with the presence or absence of priority level in the occupied terminal for judging the transmission main line
Priority level the occupied terminal；
Preemption unit, for if it does, seizing the transmission occupied by the minimum occupied terminal of the priority level
Main line.
10. device according to claim 7, which is characterized in that second determining module further include:
Third determination unit seizes value for determine every transmission main line that the transmission path is passed through；
4th determination unit, for by every transmission main line seize value and value be determined as seizing for the transmission path
Value.
11. device according to claim 7, which is characterized in that the third determining module includes:
First computing unit, path length value and the transmission path for calculating every transmission path seize value
And value；
Selection unit, for choosing the smallest in described and value and corresponding at least one transmission path of value；
5th determination unit, for the multiplexing value according to the transmission main line, from described the smallest and value corresponding at least one
The object transmission path of the video is determined in the transmission path.
12. device according to claim 7, which is characterized in that described device further include:
4th determining module, for determining that each node in Video transmission system, the node include video camera, Streaming Media clothes
Business device, center management server and video matrix；
5th determining module, for determining the transmission main line between each node；
Creation module, for creating the corresponding video of the Video transmission system according to each node and the transmission main line
Transmission figure；
Memory module, for storing the video transmission path in the transmission of video figure into transmission path queue.
13. device according to claim 12, which is characterized in that the memory module includes:
First acquisition unit, for obtaining all roads of the transmission of video between the video camera and the center management server
Diameter；
Second acquisition unit, the transmission main line passed through for obtaining every path；
Storage unit, for the transmission main line in the path and path process to be stored in the transmission path queue.
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| CN108243347B (en) * | 2018-03-26 | 2020-08-04 | 罗建平 | Layered network video live broadcast sharing method and system |
| CN112653885B (en) * | 2020-12-10 | 2023-10-03 | 上海连尚网络科技有限公司 | Video repetition degree acquisition method, electronic equipment and storage medium |
| CN115037968B (en) * | 2022-06-17 | 2024-05-28 | 浙江大华技术股份有限公司 | Video playing method and device, storage medium and electronic device |
| CN115378866A (en) * | 2022-08-17 | 2022-11-22 | 深圳美克拉网络技术有限公司 | Mobile communication data transmission method, terminal and system |
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