CN104702969B - Carry out method, system and the transcoding server of the passive transcoding of video/audio - Google Patents
Carry out method, system and the transcoding server of the passive transcoding of video/audio Download PDFInfo
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- CN104702969B CN104702969B CN201310660939.6A CN201310660939A CN104702969B CN 104702969 B CN104702969 B CN 104702969B CN 201310660939 A CN201310660939 A CN 201310660939A CN 104702969 B CN104702969 B CN 104702969B
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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
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/234309—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4 or from Quicktime to Realvideo
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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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Abstract
The invention discloses the method, system and the transcoding servers that carry out the passive transcoding of video/audio, wherein, this method comprises: master control set receives the passive transcoding request from client, it include source code stream parameter and target code stream compression parameters in the passive transcoding request；Master control set determines the transcoding resource that transcoding needs based on source code stream parameter and target code stream compression parameters；According to the idling-resource of the transcoding resource and each transcoding device determined, the transcoding device for meeting transcoding resource requirement is determined, the website information for the transcoding device determined is included in redirection information and feeds back to client；Transcoding device receives video/audio code stream and target code stream compression parameters from client, and received video/audio code stream is carried out transcoding according to target code stream compression parameters, the video/audio code stream after transcoding is fed back to client.The present invention program can make passive transcoding more quick, and the operation is more convenient.
Description
Technical field
The present invention relates to video/audio processing techniques, more particularly to carry out the method for the passive transcoding of video/audio, are
System and transcoding server.
Background technique
In video/audio process field, often need to carry out passive transcoding to video/audio.Passive transcoding, it is,
The source code stream for needing to carry out transcoding is carried out transcoding, transcoding dress by the transcoding device that network is sent to transcoding server by client
Passive reception source code stream is set, is converted into corresponding multimedia code stream according to the code stream compression parameters that client is specified, then pass through net
Code stream after transcoding is returned to client by network.
Include multiple transcoding devices, also referred to as transcoding subsystem in transcoding server, is the lower function of dominant of transcoding server
Module, each transcoding subsystem have individual network interface card and transcoding capabilities, are equivalent to an individual transcoding device.
Currently, carrying out the scheme of the passive transcoding of video/audio by client directly access transcoding device realization one by one, tool
Body includes: that when needed, video/audio code stream is directly sent to the dress of a transcoding in transcoding server by network by client
It sets, if transcoding device has enough idling-resources, transcoding success, client will receive the conversion of transcoding server feedback
Video/audio code stream afterwards；If transcoding device does not have enough idling-resources, transcoding failure, client will receive transcoding service
The failure response of device feedback；If it fails, then client will successively access other transcoding devices, until success transcoding.
Existing passive Transcoding Scheme is directed to single transcoding device, directly sends video/audio code stream to transcoding device and carries out
Transcoding.For transcoding server, transcoding capabilities are powerful, and the transcoding device for including is numerous, although each transcoding device has certainly
Oneself network address can carry out the operation of passive transcoding as common transcoding device；But the program is used, is operated numerous
It is trivial, it needs client to access each transcoding device one by one, also, its speed is slow, transcoding cannot be rapidly completed.
Summary of the invention
The present invention provides a kind of method of passive transcoding of row video data, this method can be such that passive transcoding more accelerates
Victory, and the operation is more convenient.
The present invention provides a kind of system of passive transcoding of row video data, which can be such that passive transcoding more accelerates
Victory, and the operation is more convenient.
The present invention provides a kind of transcoding server of passive transcoding of row video data, which can make passively
Transcoding is more quick, and the operation is more convenient.
A kind of method of the passive transcoding of row video data, this method comprises:
Master control set receives the passive transcoding request from client, includes source code stream parameter in the passive transcoding request
With target code stream compression parameters；
Master control set determines the transcoding resource that transcoding needs based on source code stream parameter and target code stream compression parameters；According to
The idling-resource of the transcoding resource and each transcoding device determined determines the transcoding device for meeting transcoding resource requirement, will be true
The website information for the transcoding device made feeds back to client included in redirection information and redirects；
Transcoding device receives video/audio code stream and target code stream compression parameters from client, by received video and audio code
Stream carries out transcoding according to target code stream compression parameters, and the video/audio code stream after transcoding is fed back to client.
A kind of system of the passive transcoding of row video data, the system include transcoding server and client, the transcoding clothes
Business device includes master control set and each transcoding device；
The master control set receives the passive transcoding request from client, includes source code in the passive transcoding request
Flow parameter and target code stream compression parameters；Master control set is based on source code stream parameter and target code stream compression parameters determine that transcoding needs
The transcoding resource wanted is determined to meet transcoding resource need according to the idling-resource of the transcoding resource and each transcoding device determined
The website information for the transcoding device determined is included in redirection information and feeds back to client by the transcoding device asked；
The transcoding device receives video/audio code stream and target code stream compression parameters from client, by received view
Audio code stream carries out transcoding according to target code stream compression parameters, and the video/audio code stream after transcoding is fed back to client；
The client, Xiang Suoshu master control set send passive transcoding request, receive resetting for the master control set feedback
To information, video/audio code stream and target code stream are sent to corresponding transcoding device according to the website information for including in redirection information
Compression parameters, the video/audio code stream after receiving the transcoding of corresponding transcoding device feedback.
A kind of transcoding server of the passive transcoding of row video data, the transcoding server include master control set and each transcoding dress
It sets；
The master control set receives the passive transcoding request from client, includes source code in the passive transcoding request
Flow parameter and target code stream compression parameters；Master control set is based on source code stream parameter and target code stream compression parameters determine that transcoding needs
The transcoding resource wanted is determined to meet transcoding resource need according to the idling-resource of the transcoding resource and each transcoding device determined
The website information for the transcoding device determined is included in redirection information and feeds back to client by the transcoding device asked；
The transcoding device receives video/audio code stream and target code stream compression parameters from client, by received view
Audio code stream carries out transcoding according to target code stream compression parameters, and the video/audio code stream after transcoding is fed back to client.
From above scheme as can be seen that in the present invention, assisted to complete video and audio number by the master control set in transcoding server
According to passive transcoding, specifically, master control set receive from client passive transcoding request, be based on received source code stream parameter
The transcoding resource that transcoding needs is determined with target code stream compression parameters, according to the transcoding resource and each transcoding device determined
Idling-resource determines the transcoding device for meeting transcoding resource requirement, the website information for the transcoding device determined is included in
Client is fed back in redirection information；Transcoding device receives video/audio code stream and target code stream compression ginseng from client
Number feeds back to client after carrying out transcoding.The present invention is determined to meet transcoding demand by the master control set of transcoding server
Video/audio is sent to the transcoding device determined and carries out transcoding by transcoding device, then, client；In this way, being not necessarily to client
End accesses to each transcoding device to find the transcoding device with enough idling-resources one by one, thus, make passive transcoding more
Accelerate victory, and the operation is more convenient.
Detailed description of the invention
Fig. 1 is the method schematic flow chart that the present invention carries out the passive transcoding of video data；
Fig. 2 is the method flow diagram example that the present invention carries out the passive transcoding of video data；
Fig. 3 is the system structure diagram that the present invention carries out the passive transcoding of video data.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below with reference to embodiment and attached drawing, to this
Invention is further described.
Include master control set in transcoding server, be mainly responsible for each transcoding device in transcoding server is managed and
Configuration, is also responsible for the management configuration of transcoding server system.In the present invention, assisted using the master control set in transcoding server
At the passive transcoding of video/audio；Specifically, the transcoding device for meeting transcoding demand is determined by master control set, then, visitor
Video/audio is sent to the transcoding device determined and carries out transcoding by family end.
Referring to Fig. 1, the method schematic flow chart of the passive transcoding of video data is carried out for the present invention comprising following step
It is rapid:
Step 101, master control set receives the passive transcoding request from client, includes source in the passive transcoding request
Code stream parameter and target code stream compression parameters.
When client needs to carry out the transcoding of video/audio, passive transcoding is sent to the master control set of transcoding server
It requests, the source code stream parameter for including in passive transcoding request is the basic parameter for needing to carry out the video/audio code stream of transcoding, client
End can carry out preliminary analysis to source code stream, to obtain source code stream parameter；Target code stream compression parameters are after source code to be circulated to code
The parameter of the target code stream of formation.Source code stream parameter and target code stream compression parameters determine what transcoding needed for master control set
Transcoding resource；Particular content can be set as needed, for example, source code stream parameter includes: video encoding type, resolution ratio, envelope
Turn format etc., target code stream compression parameters include video encoding format, resolution ratio, code rate, frame per second, I frame period etc..
Further, in order to improve the safety of passive transcoding, operational credentials can also be carried in the request of passive transcoding,
It is specifically described below.
Before master control set described in this step receives the passive transcoding request from client, this method further include: master control
Device receives the logging request from client, is client batch operation voucher, feeds back to client；The master control set connects
When receiving the passive transcoding request from client, also the operational credentials of reception client carrying, master control set reception carry operation
After the passive transcoding request of voucher, operational credentials are verified, if continuing to execute step 102 by verifying.Client
After the operational credentials for receiving master control set distribution, operational credentials are all carried in the information that client is sent to master control set；Master control
Device verifies operational credentials after receiving information, if identical as the operational credentials that master control set distributes to client,
By verifying, if it is not the same, then authentication failed, no longer execution step 102.
Step 102, master control set determines the transcoding of transcoding needs based on source code stream parameter and target code stream compression parameters
Resource；According to the idling-resource of the transcoding resource and each transcoding device determined, the transcoding for meeting transcoding resource requirement is determined
The website information for the transcoding device determined is fed back to client included in redirection information and redirected by device.
After knowing source code stream parameter and target code stream compression parameters, it can determine and source code stream is transcoded into target code stream institute
The transcoding resource of occupancy.
After determining the transcoding resource that transcoding needs, just according to the free time for the transcoding resource and each transcoding device determined
Resource determines the transcoding device for meeting transcoding resource requirement, to carry out video and audio transcoding.Master control set is to all transcodings
Device is managed collectively, the idling-resource information of available each transcoding device, and then therefrom chooses current progress transcoding
Transcoding device, various ways selection can be used in when specific implementation, such as can randomly select, and can also choose according to certain condition,
Following two mode is enumerated to be illustrated:
Mode one: master control set judges whether each transcoding device has the idling-resource for meeting transcoding resource requirement one by one,
If so, then corresponding transcoding device is determined as currently to carry out the transcoding device of transcoding.
Mode two: master control set will meet the transcoding device with most idling-resources of transcoding resource requirement, be determined as
The current transcoding device for carrying out transcoding.
Employing mode two all uses the transcoding device with most idling-resources when choosing transcoding device every time, this
Sample can make transcoding resource more balanced and effectively utilize.
Step 103, transcoding device receives video/audio code stream and target code stream compression parameters from client, will be received
Video/audio code stream carries out transcoding according to target code stream compression parameters, and the video/audio code stream after transcoding is fed back to client.
Client can be used various ways and obtain source code stream, such as:
The video/audio code stream for needing to carry out transcoding is read from local file stream；Alternatively,
Need to carry out the video/audio code stream of transcoding from given network address downloading；Alternatively,
Video monitoring is carried out, video/audio code stream is acquired in real time, as the video/audio code stream for needing to carry out transcoding.
It should be noted that according to the transcoding demand of client, be sent to transcoding device video/audio code stream may have it is more
Kind situation, comprising: be the code stream about video, about the code stream of audio, or about the code stream of video and audio.
After transcoding device receives video/audio code stream and target code stream compression parameters from client, transcoding is carried out, specifically
Including ground:
Received video/audio code stream is decoded, original video/audio code stream is reduced into；
Original video/audio code stream is recompiled according to target transcoding compression parameters, the video and audio code after obtaining transcoding
Stream.
The present invention is determined the transcoding device for meeting transcoding demand, then, client by the master control set of transcoding server
Video/audio is sent to the transcoding device determined and carries out transcoding；In this way, without client one by one to each transcoding device into
Row is accessed to find the transcoding device with enough idling-resources, thus, keep passive transcoding more quick, and operate simpler
Just.
Below by the process of Fig. 2, the method for carrying out the passive transcoding of video/audio to the present invention is illustrated,
The following steps are included:
Step 201, client initiates logging request to master control set.
It include username and password in logging request.The present invention extends the function of master control set, specific implementation
When, it can be realized by adjusting controlling application program, controlling application program is the application program operated on master cpu, main negative
Duty is managed and configures to each transcoding device of transcoding server, and is managed configuration to transcoding server system.
Step 202, master control set receives the logging request from client, is client batch operation voucher, feeds back to
Client.
Master control set authenticates the username and password that logging request includes, unique for its distribution after certification is legal
Operational credentials.After client receives the operational credentials of master control set distribution, all carried in the information for being sent to master control set
Operational credentials；Master control set verifies operational credentials after receiving information, if distributing to the behaviour of client with master control set
Make that voucher is identical, then receive the information of client and carry out respective handling, if it is not the same, then authentication failed, refuses client
The information of transmission.
Step 203, the passive transcoding that client is sent to master control set is requested, and includes source code in the passive transcoding request
Flow parameter, target code stream compression parameters and operational credentials.
Step 204, after master control set receives passive transcoding request, operational credentials are verified, if by verifying,
Execute step 205.
If authentication failed terminates process, without the processing of subsequent transcoding.
Step 205, master control set determines the transcoding of transcoding needs based on source code stream parameter and target code stream compression parameters
Resource.
After knowing source code stream parameter and target code stream compression parameters, it can determine and source code stream is transcoded into target code stream institute
The transcoding resource of occupancy；This is determined as what art technology was easily achieved.
Step 206, the idling-resource of master control set is determined according to step 205 transcoding resource and each transcoding device, will
The transcoding device with most idling-resources for meeting transcoding resource requirement is determined as currently carrying out the transcoding device of transcoding, will be true
The website information for the transcoding device made, which is included in redirection information, feeds back to client.
Redirection information initiates new connection for client and transcoding device, and the particular content that website information includes can root
According to needing to be arranged, for navigating to corresponding transcoding device, such as the IP address comprising transcoding device, communication port, transcoding are logical
The information such as road.
Step 207, client reads the video/audio code stream for needing to carry out transcoding from local file stream, according to website information
Connection is established with transcoding device, video/audio code stream and target code stream compression parameters are sent to corresponding transcoding device.
Step 208, transcoding device receives video/audio code stream and target code stream compression parameters from client, to received
Video/audio code stream is decoded, and is reduced into original video/audio code stream, according to target transcoding compression parameters by original video/audio code stream
It is recompiled, the video/audio code stream after obtaining transcoding, the video/audio code stream after transcoding is fed back into client.
In the present invention, when client passes through the master control set of network insertion transcoding server, do not need to manage each transcoding
Device accesses transcoding device according to the redirection information of master control set completely, is equivalent to and only an equipment is operated and managed
Reason, embodies the globality of transcoding server, and access is simple, quick.
Referring to Fig. 3, the system for carrying out the passive transcoding of video/audio for the present invention, which is characterized in that the system includes turning
Code server and client side, the transcoding server includes master control set and each transcoding device；
The master control set receives the passive transcoding request from client, includes source code in the passive transcoding request
Flow parameter and target code stream compression parameters；Master control set is based on source code stream parameter and target code stream compression parameters determine that transcoding needs
The transcoding resource wanted is determined to meet transcoding resource need according to the idling-resource of the transcoding resource and each transcoding device determined
The website information for the transcoding device determined is included in redirection information and feeds back to client by the transcoding device asked；
The transcoding device receives video/audio code stream and target code stream compression parameters from client, by received view
Audio code stream carries out transcoding according to target code stream compression parameters, and the video/audio code stream after transcoding is fed back to client；
The client, Xiang Suoshu master control set send passive transcoding request, receive resetting for the master control set feedback
To information, video/audio code stream and target code stream are sent to corresponding transcoding device according to the website information for including in redirection information
Compression parameters, the video/audio code stream after receiving the transcoding of corresponding transcoding device feedback.
Preferably, the master control set includes that solicited message obtains module, transcoding device determining module and redirection information
Issue module；
The solicited message obtains module, receives the passive transcoding request from client, is sent to the transcoding device
Determining module includes source code stream parameter and target code stream compression parameters in the passive transcoding request；
The transcoding device determining module receives the passive transcoding request for obtaining module from the solicited message, is based on
Source code stream parameter and target code stream compression parameters determine the transcoding resource that transcoding needs, according to the transcoding resource determined and respectively
The idling-resource of transcoding device determines the transcoding device for meeting transcoding resource requirement, by the network address for the transcoding device determined
Information is sent to the redirection information and issues module；
The redirection information issues module, the website information from the transcoding device determining module is received, by network address
Information, which is included in redirection information, feeds back to client.
Preferably, the master control set further includes logging in processing module, the logging request from client is received, is client
Batch operation voucher is held, client is fed back to；
The client also carries operational credentials when sending the request of passive transcoding to the transcoding device determining module；
The transcoding device determining module carries out operational credentials after receiving the passive transcoding request for carrying operational credentials
Verification just determines the transcoding resource of transcoding needs after verifying based on source code stream parameter and target code stream compression parameters.
Preferably, the transcoding device determining module judges each turn after determining the transcoding resource that transcoding needs one by one
Whether code device has the idling-resource for meeting transcoding resource requirement, if so, being then determined as corresponding transcoding device described full
The transcoding device of sufficient transcoding resource requirement；Alternatively, transcoding resource requirement will be met after determining the transcoding resource that transcoding needs
The transcoding device with most idling-resources, be determined as the transcoding device for meeting transcoding resource requirement.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the present invention.
Claims (12)
1. a kind of method for carrying out the passive transcoding of video/audio, which is characterized in that this method comprises:
Master control set receives the passive transcoding request from client, includes source code stream parameter and mesh in the passive transcoding request
Coding stream compression parameters；The source code stream parameter is to need to carry out the parameter of the video/audio code stream of transcoding, the target code stream pressure
Contracting parameter is the parameter for the target code stream that will be formed after the video/audio code stream transcoding；
Master control set determines the transcoding resource that transcoding needs based on source code stream parameter and target code stream compression parameters；According to determination
The idling-resource of transcoding resource and each transcoding device out, determines the transcoding device for meeting transcoding resource requirement, will determine
The website information of transcoding device be included in redirection information and feed back to client and redirect；
Transcoding device receives video/audio code stream and target code stream compression parameters from client, and received video/audio code stream is pressed
Transcoding is carried out according to target code stream compression parameters, the video/audio code stream after transcoding is fed back into client.
2. the method as described in claim 1, which is characterized in that the master control set receives the passive transcoding from client and asks
Before asking, this method further include: master control set receives the logging request from client, is client batch operation voucher, instead
It feeds client；
When the master control set receives the passive transcoding request from client, the operational credentials that client carries also are received, it is main
After controlling the passive transcoding request that device receives carrying operational credentials, operational credentials are verified, if executed by verifying
The master control set determines the step of transcoding resource that transcoding needs based on source code stream parameter and target code stream compression parameters.
3. the method as described in claim 1, which is characterized in that the transcoding device for determining to meet transcoding resource requirement,
Include:
Master control set judges whether each transcoding device has the idling-resource for meeting transcoding resource requirement one by one, if so, then will
Corresponding transcoding device is determined as the transcoding device for meeting transcoding resource requirement；
Alternatively, master control set will meet the transcoding device with most idling-resources of transcoding resource requirement, it is determined as described full
The transcoding device of sufficient transcoding resource requirement.
4. method as claimed in claim 1,2 or 3, which is characterized in that the video/audio code stream that client is sent to transcoding device
Acquisition methods include:
Client reads the video/audio code stream for needing to carry out transcoding from local file stream；Alternatively,
Client needs to carry out the video/audio code stream of transcoding from given network address downloading；Alternatively,
Client carries out video monitoring, video/audio code stream is acquired in real time, as the video/audio code stream for needing to carry out transcoding.
5. method as claimed in claim 1,2 or 3, which is characterized in that it is described by received video/audio code stream according to object code
Stream compression parameters carry out transcoding
Received video/audio code stream is decoded, original video/audio code stream is reduced into；
Original video/audio code stream is recompiled according to target transcoding compression parameters, the video/audio code stream after obtaining transcoding.
6. a kind of system for carrying out the passive transcoding of video/audio, which is characterized in that the system includes transcoding server and client
End, the transcoding server includes master control set and each transcoding device；
The master control set receives the passive transcoding request from client, joins in the passive transcoding request comprising source code stream
Several and target code stream compression parameters；The source code stream parameter is to need to carry out the parameter of the video/audio code stream of transcoding, the target
Code stream compression parameters are the parameter for the target code stream that will be formed after the video/audio code stream transcoding；Master control set is joined based on source code stream
Several and target code stream compression parameters determine the transcoding resource that transcoding needs, according to the transcoding resource and each transcoding device determined
Idling-resource, determine the transcoding device for meeting transcoding resource requirement, the website information by the transcoding device determined includes
Client is fed back in redirection information；
The transcoding device receives video/audio code stream and target code stream compression parameters from client, by received video and audio
Code stream carries out transcoding according to target code stream compression parameters, and the video/audio code stream after transcoding is fed back to client；
The client, Xiang Suoshu master control set send passive transcoding request, receive the redirection letter of the master control set feedback
Breath sends video/audio code stream to corresponding transcoding device according to the website information for including in redirection information and target code stream compresses
Parameter, the video/audio code stream after receiving the transcoding of corresponding transcoding device feedback.
7. system as claimed in claim 6, which is characterized in that the master control set includes that solicited message obtains module, transcoding
Device determining module and redirection information issue module；
The solicited message obtains module, receives the passive transcoding request from client, is sent to the transcoding device and determines
Module includes source code stream parameter and target code stream compression parameters in the passive transcoding request；
The transcoding device determining module receives the passive transcoding request for obtaining module from the solicited message, is based on source code
Stream parameter and target code stream compression parameters determine the transcoding resource that transcoding needs, according to the transcoding resource and each transcoding determined
The idling-resource of device determines the transcoding device for meeting transcoding resource requirement, by the website information for the transcoding device determined
It is sent to the redirection information and issues module；
The redirection information issues module, the website information from the transcoding device determining module is received, by website information
Client is fed back to included in redirection information.
8. system as claimed in claim 7, which is characterized in that the master control set further includes logging in processing module, receives and
From the logging request of client, it is client batch operation voucher, feeds back to client；
The client also carries operational credentials when sending the request of passive transcoding to the transcoding device determining module；
The transcoding device determining module verifies operational credentials after receiving the passive transcoding request for carrying operational credentials,
After verifying, the transcoding resource of transcoding needs is just determined based on source code stream parameter and target code stream compression parameters.
9. a kind of transcoding server for carrying out the passive transcoding of video/audio, which is characterized in that the transcoding server includes master control
Device and each transcoding device；
The master control set receives the passive transcoding request from client, joins in the passive transcoding request comprising source code stream
Several and target code stream compression parameters；The source code stream parameter is to need to carry out the parameter of the video/audio code stream of transcoding, the target
Code stream compression parameters are the parameter for the target code stream that will be formed after the video/audio code stream transcoding；Master control set is joined based on source code stream
Several and target code stream compression parameters determine the transcoding resource that transcoding needs, according to the transcoding resource and each transcoding device determined
Idling-resource, determine the transcoding device for meeting transcoding resource requirement, the website information by the transcoding device determined includes
Client is fed back in redirection information；
The transcoding device receives video/audio code stream and target code stream compression parameters from client, by received video and audio
Code stream carries out transcoding according to target code stream compression parameters, and the video/audio code stream after transcoding is fed back to client.
10. transcoding server as claimed in claim 9, which is characterized in that the master control set includes that solicited message obtains mould
Block, transcoding device determining module and redirection information issue module；
The solicited message obtains module, receives the passive transcoding request from client, is sent to the transcoding device and determines
Module includes source code stream parameter and target code stream compression parameters in the passive transcoding request；
The transcoding device determining module receives the passive transcoding request for obtaining module from the solicited message, is based on source code
Stream parameter and target code stream compression parameters determine the transcoding resource that transcoding needs, according to the transcoding resource and each transcoding determined
The idling-resource of device determines the transcoding device for meeting transcoding resource requirement, by the website information for the transcoding device determined
It is sent to the redirection information and issues module；
The redirection information issues module, the website information from the transcoding device determining module is received, by website information
Client is fed back to included in redirection information.
11. transcoding server as claimed in claim 10, which is characterized in that the transcoding device determining module is come receiving
From when the request of the passive transcoding of client, the also operational credentials that carry of reception client, receive carry operational credentials by turn
After code request, operational credentials are verified, after verifying, are just determined based on source code stream parameter and target code stream compression parameters
The transcoding resource that transcoding needs out.
12. transcoding server as claimed in claim 10, which is characterized in that the transcoding device determining module is determined to turn
After the transcoding resource that code needs, judge whether each transcoding device has the idling-resource for meeting transcoding resource requirement one by one, such as
Fruit has, then corresponding transcoding device is determined as the transcoding device for meeting transcoding resource requirement；Alternatively, determining transcoding needs
Transcoding resource after, the transcoding device with most idling-resources of transcoding resource requirement will be met, is determined as the satisfaction
The transcoding device of transcoding resource requirement.
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| CN106911481A (en) * | 2015-12-22 | 2017-06-30 | 北京奇虎科技有限公司 | The method and device controlled the data flows |
| CN108076310A (en) * | 2016-11-14 | 2018-05-25 | 北京航天长峰科技工业集团有限公司 | A kind of active/passive interactive decoding display method based on high definition decoder |
| CN108156464A (en) * | 2017-12-19 | 2018-06-12 | 青岛海信网络科技股份有限公司 | A kind of method and device of multipath concurrence transcoding |
| CN112543165B (en) * | 2019-09-20 | 2022-11-15 | 浙江宇视科技有限公司 | Decoding method, device, equipment and medium |
| CN111107387B (en) * | 2019-12-30 | 2021-12-28 | 广州酷狗计算机科技有限公司 | Video transcoding method and device and computer storage medium |
| CN112422977A (en) * | 2020-09-01 | 2021-02-26 | 上海哔哩哔哩科技有限公司 | Distribution method and distribution device for audio and video transcoding tasks |
| CN114024973B (en) * | 2021-11-01 | 2023-11-24 | 上海绚显科技有限公司 | Resource scheduling method, device, server and system for direct broadcast cloud transcoding |
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