CN108600774A - Living broadcast channel distribution method based on secondary distribution and broadcast stream method - Google Patents
Living broadcast channel distribution method based on secondary distribution and broadcast stream method Download PDFInfo
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- CN108600774A CN108600774A CN201810386548.2A CN201810386548A CN108600774A CN 108600774 A CN108600774 A CN 108600774A CN 201810386548 A CN201810386548 A CN 201810386548A CN 108600774 A CN108600774 A CN 108600774A
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- channel
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Classifications
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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
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/2187—Live feed
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
-
- 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
- H04N21/2385—Channel allocation; Bandwidth allocation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
Abstract
The present invention provides the living broadcast channel distribution methods based on secondary distribution, including：Receive plug-flow；It is not the judgement of the plug-flow received for the first time based on the plug-flow received, has determined whether sky idle channel；If so, idle channel is directly then distributed to the plug-flow, and records in the relation list of channel the stream ID of the plug-flow and distribute to the channel number in the plug-flow channel；Otherwise, new channel is directly created for the plug-flow, and records the stream ID of the plug-flow and the channel number in newly-built channel.One kind broadcasting stream method, includes the following steps：Stream request is broadcast in reception；According to broadcast stream request from channel relation list obtain corresponding channel channel number；Using the stream ID in playing request can directly from stream ID with corresponding channel is found in the relation table of channel.It is re-introduced into the channel, and returns to the corresponding stream in the channel.The present invention not only improves the occupancy of server memory, and data persistence caches, caused by high concurrent the problem of dirty data.
Description
Technical field
The present invention relates to live streaming cloud services, more particularly to the living broadcast channel distribution method of a kind of secondary distribution and broadcast stream method
Background technology
Streaming Media refers to being played in internet (Internet) or Intranet (Intranet) by the way of stream transmission
Media formats, such as：Audio, video or multimedia file.Stream transmission refers mainly to streaming media server by entire audio/regard
Frequently (Audio/Video, hereinafter referred to as：A/V), 3-D graphic (three-dimensional, hereinafter referred to as：The Streaming Medias such as 3D)
File is parsed into compressed package one by one by specific compress mode, and sequence sends client in real time, and usually user counts
Calculation machine.Subscriber computer is creating a buffering area first, and entire files in stream media is not downloaded before playing stream media file,
The beginning content for only downloading files in stream media is stored in buffering area, is cached to data packet and keeps media data correctly defeated
Go out.The data flow of Streaming Media transmits at any time to be played at any time, and user waits until entire Streaming Media text like that not necessarily like using downloading mode
Part is all downloaded and is finished, but need to only pass through the start-up study of seconds or tens of seconds can be set using decompression on the user computer
It plays out and watches after the standby files in stream media decompression to compression A/V, 3D etc., the remainder of files in stream media will be rear at this time
Platform continues to download from streaming media server.Therefore, subscriber computer can play without downloading complete media files.With it is simple
Downloading mode is compared, and this streaming manner played to media file when downloading not only makes start-up study significantly contract
It is short, and the demand to computer system buffer memory capacity is greatly reduced, and greatly reduces the stand-by period of user.If calculated
The connection speed of machine network is less than files in stream media and plays required speed, and playing program will take the stream being stored in buffering area
Media data is avoided playing and be interrupted so that playback quality is maintained.
It transmits as a stream other than it can transmit the files in stream media to have completed to client, can also acquire in real time
Sound, the video push to client at scene, are supplied to user in real time.Therefore, Streaming Media is in addition to can preferably undertake as downloaded
It, more can be using live streaming, television relay, Reporting of Sudden Events etc. are a variety of to real-time at the scene outside the same Multimedia on demand service
The property higher field of transmission requirement.
In the implementation of the present invention, inventor has found that Streaming Media Cloud Server can receive many video cameras daily
Plug-flow is asked, and video camera is not all to have a plug-flow request in, and one is created newly if it is the request of each plug-flow
Channel, the disk space of server can be increased in this way, bring high expense.
Invention content
The living broadcast channel distribution method based on secondary distribution that the object of the present invention is to provide a kind of and stream method is broadcast, to handle
The high-frequency modification of data, to improve the occupancy of server memory, data persistence caches, and dirty data asks caused by high concurrent
Topic.
To solve the above-mentioned problems, the present invention provides a kind of the living broadcast channel distribution method based on secondary distribution, step
Including：
1) plug-flow, is received；
2), it is not the judgement of the plug-flow received for the first time based on the plug-flow received, has determined whether sky idle channel；
If so, idle channel is directly then distributed to the plug-flow, and record in the relation list of channel the plug-flow stream ID and
Distribute to the channel number in the plug-flow channel；Otherwise, new channel is directly created for the plug-flow, and record the stream ID of the plug-flow with
And the channel number in newly-built channel.
Preferred embodiment is：The channel relation list recording channel and its corresponding stream ID.
Preferred embodiment is：Further include：
By timing scan channel, the channel of not plug-flow is discharged, and deleted accordingly in the channel relation list
Relationship.
Preferred embodiment is：It determines after currently having a plurality of idle channel, step includes：
A, the performance parameter in respective channel is sent to server by the detection module being arranged by channel；
B, the size for the plug-flow of being received is sent to server；
C, server is calculated according to the performance parameter in each channel, the size of reception plug-flow and relevant mathematical model
The size of optimal transmission plug-flow in each idle channel；
D, server is split plug-flow according to calculated size, the plug-flow after segmentation is distributed to corresponding logical
Road；
E, server receives the plug-flow in each channel, is put into order in data buffer storage queue.
Preferred embodiment is：Plug-flow after segmentation includes filename, the corresponding mark of segmentation success or failure, data start-stop
The plug-flow of segmentation is put into data buffer storage queue by line number, server in order according to the data start-stop line number.
One kind broadcasting stream method, includes the following steps：
X, it receives and broadcasts stream request；
Y, basis broadcasts the channel number that stream request obtains corresponding channel from channel relation list；
Using the stream ID in playing request directly from stream ID with corresponding channel is found in the relation table of channel；
Z, it is re-introduced into the channel, and returns to the corresponding stream in the channel.
Preferred embodiment is：Described broadcast in stream request includes at least stream ID.
Preferred embodiment is：The channel relation list recording channel and its corresponding stream ID.
Preferred embodiment is：According to broadcast stream request from channel relation list obtain corresponding channel channel number, including：
According to the stream ID in the playing request, the channel number of corresponding channel is obtained from channel relation list.
Beneficial effects of the present invention：
1, the present invention is by having determined whether sky idle channel；It is pushed away if so, idle channel is directly then distributed to this
Stream, and record in the relation list of channel the stream ID of the plug-flow and distribute to the channel number in the plug-flow channel；Otherwise, directly
New channel is created for the plug-flow, and records the stream ID of the plug-flow and the channel number in newly-built channel, not only improves server
The occupancy of memory, data persistence cache, caused by high concurrent the problem of dirty data；
2, server of the present invention is split plug-flow according to calculated size, and the plug-flow after segmentation is distributed to accordingly
Channel, server receives the plug-flow in each channel, is put into order in data buffer storage queue.Overcome memory in the prior art
It occupies larger, influences the performance of server, even result in the defects of server crashes.
Description of the drawings
Fig. 1 is the flow diagram of the living broadcast channel distribution method based on secondary distribution；
Fig. 2 is the flow diagram that the present invention discharges no plug-flow channel；
Fig. 3 is that the living broadcast channel based on secondary distribution broadcasts stream method.
Specific implementation mode
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art with reference to specification text
Word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or combinations thereof.
Before introducing the buffering scheme of multilevel and multi-domain, the meaning of several nouns is introduced first：
1. plug-flow：Video camera is pushed to the video flowing of shooting on Streaming Media Cloud Server；
2. broadcasting stream：Terminal user draws stream broadcasting from Streaming Media Cloud Server；
3. flowing Id：The unique mark of stream；
4. channel：Streaming Media Cloud Server is the area of space of single stream distribution.
, the living broadcast channel distribution method based on secondary distribution that the present invention provides a kind of, step includes：
1) plug-flow, is received；
2), it is not the judgement of the plug-flow received for the first time based on the plug-flow received, has determined whether sky idle channel；
If so, idle channel is directly then distributed to the plug-flow, and record in the relation list of channel the plug-flow stream ID and
Distribute to the channel number in the plug-flow channel；Otherwise, new channel is directly created for the plug-flow, and record the stream ID of the plug-flow with
And the channel number in newly-built channel.
Preferred embodiment is：The channel relation list recording channel and its corresponding stream ID.
Preferred embodiment is：Further include：
By timing scan channel, the channel of not plug-flow is discharged, and deleted accordingly in the channel relation list
Relationship.
Preferred embodiment is：It determines after currently having a plurality of idle channel, step includes：
A, the performance parameter in respective channel is sent to server by the detection module being arranged by channel；
B, the size for the plug-flow of being received is sent to server；
C, server is calculated according to the performance parameter in each channel, the size of reception plug-flow and relevant mathematical model
The size of optimal transmission plug-flow in each idle channel；
D, server is split plug-flow according to calculated size, the plug-flow after segmentation is distributed to corresponding logical
Road；
E, server receives the plug-flow in each channel, is put into order in data buffer storage queue.
Preferred embodiment is：Plug-flow after segmentation includes filename, the corresponding mark of segmentation success or failure, data start-stop
The plug-flow of segmentation is put into data buffer storage queue by line number, server in order according to the data start-stop line number.
One kind broadcasting stream method, includes the following steps：
X, it receives and broadcasts stream request；
Y, basis broadcasts the channel number that stream request obtains corresponding channel from channel relation list；
Using the stream ID in playing request directly from stream ID with corresponding channel is found in the relation table of channel；
Z, it is re-introduced into the channel, and returns to the corresponding stream in the channel.
Preferred embodiment is：Described broadcast in stream request includes at least stream ID.
Preferred embodiment is：The channel relation list recording channel and its corresponding stream ID.
Preferred embodiment is：According to broadcast stream request from channel relation list obtain corresponding channel channel number, including：
According to the stream ID in the playing request, the channel number of corresponding channel is obtained from channel relation list.
Embodiment 1
As shown in Figure 1, the living broadcast channel distribution method provided in this embodiment based on secondary distribution specifically includes following step
Suddenly：
Step 101：Receive plug-flow；
Step 102：Judge whether the plug-flow received is the plug-flow received for the first time, if it is, into next step；
Otherwise, it is directly entered step 104；
Step 103：It is judged whether or not idle channel；If so, idle channel is directly then distributed into the plug-flow, and
It records the stream ID of the plug-flow and distributes to the channel number in the channel of the plug-flow；Otherwise, directly new lead to is created for the plug-flow
Road, and record the stream ID of the plug-flow and the channel number in the newly-built channel.
In the present embodiment, be plug-flow distribute/establish channel after, record the stream ID of the plug-flow and its corresponding channel
Number, in this way, when broadcasting stream, using stream ID can directly from stream ID and channel relation table (i.e.：Recording channel and its corresponding
The channel relation list of stream ID) in find corresponding channel, and can return to the corresponding stream in channel.
Step 104：Processing stream.
In addition, as shown in Fig. 2, also the channel of not plug-flow can be discharged, and in stream ID and lead to by timing scan channel
Corresponding relationship is deleted in road relation list.
Embodiment 2
As shown in figure 3, the present embodiment additionally provide it is a kind of stream method is broadcast based on above-mentioned living broadcast channel distribution method, specifically
Including：
Step 301：Stream request is broadcast in reception；
In the present embodiment, it broadcasts in stream request and includes at least stream ID.
Step 302：Relation table Acquisition channel number of the request from stream ID and channel is flowed according to broadcasting；
In the present embodiment, using the stream ID in playing request can directly from stream ID it is corresponding with being found in the relation table of channel
Channel；
Step 303：It is re-introduced into the corresponding channel, and the corresponding stream of backward channel.
Embodiment 3
In the present embodiment after determination currently has a plurality of idle channel, step includes：
A, the performance parameter in respective channel is sent to server by the detection module being arranged by channel；
B, the size for the plug-flow of being received is sent to server；
C, server is calculated according to the performance parameter in each channel, the size of reception plug-flow and relevant mathematical model
The size of optimal transmission plug-flow in each idle channel, for example, the mathematical model object function be whole transmission times most
It is short；D, server is split plug-flow according to calculated size, and the plug-flow after segmentation is distributed to corresponding channel, example
Such as, if the performance level in each channel is almost the same, plug-flow is evenly distributed in each idle channel；If a certain channel
If corresponding performance is bad, then this channel is vacated without transmission, or only transmit a small amount of plug-flows, if transmission process
In have any channel be not suitable for transmission plug-flow, server will the plug-flow of the channel transfer be changed to other idle channels pass
It is defeated, until whole plug-flow data are completed to transmit；Plug-flow after segmentation includes filename, the corresponding mark of segmentation success or failure
Know, data start-stop line number and corresponding store path, server will according to the data start-stop line number and corresponding store path
The plug-flow of segmentation is put into order in data buffer storage queue, wherein the start-stop speed of a ship or plane, the plug-flow of segmentation be since which,
Terminate to how many row, may also include the size of processing subfile, in order to avoid Data duplication occurs in plug-flow segmentation and loses to dividing
Plug-flow after cutting uses the line number to using as unique identity；
E, server receives the plug-flow in each channel, is put into order in data buffer storage queue.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (9)
1. the living broadcast channel distribution method based on secondary distribution, which is characterized in that including：
1) plug-flow, is received；
2), it is not the judgement of the plug-flow received for the first time based on the plug-flow received, has determined whether sky idle channel；If
Have, then idle channel is directly distributed into the plug-flow, and records stream ID and the distribution of the plug-flow in the relation list of channel
To the channel number in the plug-flow channel；Otherwise, new channel is directly created for the plug-flow, and records the stream ID of the plug-flow and new
Build the channel number in channel.
2. according to the method described in claim 1, it is characterized in that, the channel relation list recording channel and its corresponding stream
ID。
3. according to the living broadcast channel distribution method as claimed in claim 1 or 2 based on secondary distribution, which is characterized in that further include：
By timing scan channel, the channel of not plug-flow is discharged, and deletes corresponding close in the channel relation list
System.
4. the living broadcast channel distribution method according to claim 1 based on secondary distribution, which is characterized in that determination currently has
After a plurality of idle channel, step includes：
A, the performance parameter in respective channel is sent to server by the detection module being arranged by channel；
B, the size for the plug-flow of being received is sent to server；
C, server calculates each according to the performance parameter in each channel, the size of reception plug-flow and relevant mathematical model
The size of optimal transmission plug-flow in idle channel；
D, server is split plug-flow according to calculated size, and the plug-flow after segmentation is distributed to corresponding channel；
E, server receives the plug-flow in each channel, is put into order in data buffer storage queue.
5. the living broadcast channel distribution method according to claim 4 based on secondary distribution, which is characterized in that pushing away after segmentation
Stream includes filename, the corresponding mark of segmentation success or failure, and data start-stop line number, server is according to the data start-stop row
Number, the plug-flow of segmentation is put into order in data buffer storage queue.
6. one kind broadcasting stream method, which is characterized in that include the following steps：
X, it receives and broadcasts stream request；
Y, basis broadcasts the channel number that stream request obtains corresponding channel from channel relation list；
Using the stream ID in playing request directly from stream ID with corresponding channel is found in the relation table of channel；
Z, it is re-introduced into the channel, and returns to the corresponding stream in the channel.
7. according to claim 6 broadcast stream method, which is characterized in that described broadcast in stream request includes at least stream ID.
8. according to claim 7 broadcast stream method, which is characterized in that the channel relation list recording channel and its correspondence
Stream ID.
9. according to claim 8 broadcast stream method, which is characterized in that asked from the acquisition pair of channel relation list according to stream is broadcast
The channel number in channel is answered, including：
According to the stream ID in the playing request, the channel number of corresponding channel is obtained from channel relation list.
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| CN201810386548.2A CN108600774B (en) | 2018-04-26 | 2018-04-26 | Live broadcast channel distribution method based on two-stage distribution and stream broadcasting method |
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|---|---|---|---|
| CN201810386548.2A CN108600774B (en) | 2018-04-26 | 2018-04-26 | Live broadcast channel distribution method based on two-stage distribution and stream broadcasting method |
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| CN108600774A true CN108600774A (en) | 2018-09-28 |
| CN108600774B CN108600774B (en) | 2021-01-05 |
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