CN105812833A - File processing method and device - Google Patents
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- CN105812833A CN105812833A CN201610213593.9A CN201610213593A CN105812833A CN 105812833 A CN105812833 A CN 105812833A CN 201610213593 A CN201610213593 A CN 201610213593A CN 105812833 A CN105812833 A CN 105812833A
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- 238000003672 processing method Methods 0.000 title abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 67
- 230000008569 process Effects 0.000 claims description 35
- 230000005540 biological transmission Effects 0.000 claims description 33
- 239000000203 mixture Substances 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 3
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- 230000000694 effects Effects 0.000 abstract description 14
- 239000012141 concentrate Substances 0.000 description 11
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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
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/231—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion
- H04N21/23106—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion involving caching operations
-
- 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
- H04N21/231—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion
- H04N21/23116—Content storage operation, e.g. caching movies for short term storage, replicating data over plural servers, prioritizing data for deletion involving data replication, e.g. over plural servers
-
- 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
- H04N21/232—Content retrieval operation locally within server, e.g. reading video streams from disk arrays
- H04N21/2326—Scheduling disk or memory reading operations
-
- 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
-
- 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
- H04N21/26291—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 for providing content or additional data updates, e.g. updating software modules, stored at the client
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The invention discloses a file processing method and device. The file processing method comprises the following steps: receiving a request command of requesting to acquire a first preset file; judging whether a second preset file is in the local cache of a server according to the request command, wherein the second preset file is an original processing file of the first preset file; if judging that the second preset file is in the local cache of the server according to the request command, slicing the second preset file according to the index of the first preset file to obtain the first preset file; if judging that the second preset file is not in the local cache of the server according to the request command, sending the request command to a source station, wherein the source station slices the index the second preset file according to the index of the first preset file after receiving the request command so as to obtain the first preset file. Through the adoption of the method disclosed by the invention, the effect of reducing the processing pressure of the source station to the file is achieved.
Description
Technical field
The present invention relates to file process field, in particular to a kind of document handling method and device.
Background technology
At present, code check self adaptation is that big file is cut into the basis of small documents based on index file, if used in source station
Concentrate section, then the section quantity of documents of source station is too much.Owing to substantial amounts of section file concentrates read-write in source station, can make
The read-write pressure becoming source station is excessive.It addition, after slicing treatment completes, if section file is stored by source station,
Same video content or audio content will be caused in source station to there is the another storage planting document form, cause the wave of resource
Take.Since dynamic code rate self adaptation (Http Live Stream, the referred to as HLS) agreement of Apple is come out,
Being widely used, it has outstanding code check adaptive ability and strong penetration capacity based on http agreement, but,
The processing pressure causing source station due to source station concentration read-write is excessive, and section file is stored and causes same regarding by source station
Frequently there is the another storage planting document form in content or audio content in source station, has in turn resulted in the waste of resource.
For the problem that source station processing pressure file being concentrated read-write caused due to source station in correlation technique is excessive,
At present effective solution is not yet proposed.
Summary of the invention
A kind of document handling method of offer and device are provided, with at least solve in correlation technique by
In source station, file is concentrated and read and write the problem that the source station processing pressure caused is excessive.
To achieve these goals, according to an aspect of the invention, it is provided a kind of document handling method.This document
Processing method includes: receive the request command of acquisition request the first default file；Judge that second presets according to request command
Whether file is at the local cache of server, and wherein, the second default file is the original process file of the first default file；
If judging second default file local cache at server according to request command, by the second default file according to
The index of one default file carries out slicing treatment, obtains the first default file；If judging second according to request command
Default file is not at the local cache of server, and transmission request command is to source station, and wherein, source station is receiving request
After order, the second default file is carried out slicing treatment according to the index of the first default file, obtain the first default file.
Further, after receiving the request command of acquisition request the first default file, this document processing method is also wrapped
Include: according to the byte-sized of the second default file, the second default file is converted into the block file of preset buffer memory section, according to
Request command judges that whether the second default file includes at the local cache of server: judge that second is pre-according to request command
If whether block file corresponding to file be at the local cache of server, if judging that second presets literary composition according to request command
Second default file, at the local cache of server, is carried out slicing treatment according to the index of the first default file by part,
Include to the first default file: if judging that block file that the second default file is corresponding is at server according to request command
Local cache, block file corresponding for the second default file is carried out slicing treatment according to the index of the first default file,
Obtain the first default file, if judging that the second default file does not has the local cache at server according to request command,
Send request command to include to source station: if judging that the block file that the second default file is corresponding does not has according to request command
At the local cache of server, send request command to source station, wherein, source station after receiving request command to the
The block file that two default files are corresponding carries out slicing treatment according to the index of the first default file, obtains the first default file.
Further, block file corresponding for the second default file is carried out slicing treatment according to the index of the first default file,
Obtain the first default file to include: from the disk of server, read block file corresponding to the second default file to server
Internal memory in；By block file corresponding for the second default file according to the index of the first default file in the internal memory of server
Carry out slicing treatment, obtain the first default file.
Further, after transmission request command to source station, this document processing method also includes: obtains second and presets
The block file that file is corresponding；Block file corresponding for second default file is buffered in the disk of server；At server
Disk in block file corresponding for the second default file is reassembled into the second default file.
Further, in the byte-sized according to the second default file, the second default file is converted into preset buffer memory section
After block file, this document processing method also includes: corresponding at content distributing network internal transmission the second default file
Block file；Second default file is stored by the block file corresponding by the second default file.
Further, the first default file is m3u8 index file or TS section file, and the second default file is
FLV/MP4 file.
To achieve these goals, according to a further aspect in the invention, it is provided that a kind of document handling apparatus.This document
Processing means includes: receive unit, for receiving the request command of acquisition request the first default file；Judging unit,
For judging that the second default file is whether at the local cache of server, wherein, the second default file according to request command
It it is the original process file of the first default file；According to request command, first processing unit, for judging that second is pre-
If file is at the local cache of server, the second default file is carried out slicing treatment according to the index of the first default file,
Obtain the first default file；According to request command, second processing unit, for judging that the second default file does not exist
The local cache of server, send request command to source station, wherein, source station after receiving request command to second
Default file carries out slicing treatment according to the index of the first default file, obtains the first default file.
Further, this document processing means also includes: conversion unit, for receiving the default literary composition of acquisition request first
After the request command of part, according to the byte-sized of the second default file, the second default file is converted into preset buffer memory section
Block file, wherein, it is judged that according to request command, unit is for judging that whether block file that the second default file is corresponding exists
The local cache of server, the first processing unit is for judging, according to request command, the block that the second default file is corresponding
Block file corresponding for second default file, at the local cache of server, is entered by file according to the index of the first default file
Row slicing treatment, obtains the first default file, according to request command, the second processing unit is for judging that second presets
The block file that file is corresponding does not has the local cache at server, and transmission request command is to source station, and wherein, source station is connecing
After receiving request command, the block file that the second default file is corresponding is carried out at section according to the index of the first default file
Reason, obtains the first default file.
Further, this first processing unit includes: read module, pre-for reading second from the disk of server
If block file corresponding to file is in the internal memory of server；Processing module, for pre-by second in the internal memory of server
If the block file that file is corresponding carries out slicing treatment according to the index of the first default file, obtain the first default file.
Further, this document processing means also includes: acquiring unit, is used for after transmission request command to source station,
Obtain the block file that the second default file is corresponding；Buffer unit, for by block file caching corresponding for the second default file
In the disk of server；Assembled unit, is used for block file corresponding for the second default file in the disk of server
It is reassembled into the second default file.
Further, this document processing means also includes: transmission unit, in the byte according to the second default file
After second default file is converted into the block file of preset buffer memory section by size, in content distributing network internal transmission second
The block file that default file is corresponding；Memory element, presets second for the block file corresponding by the second default file
File stores.
By the present invention, use the request command receiving acquisition request the first default file；Is judged according to request command
Whether two default files are at the local cache of server, and wherein, the second default file is the original place of the first default file
Reason file；If judging second default file local cache at server according to request command, preset literary composition by second
Part carries out slicing treatment according to the index of the first default file, obtains the first default file；If sentenced according to request command
Breaking and the second default file not at the local cache of server, transmission request command is to source station, and wherein, source station is connecing
After receiving request command, the second default file is carried out slicing treatment according to the index of the first default file, obtain first
Default file, solves the problem that source station processing pressure file being concentrated read-write caused due to source station is excessive, reaches
Arrive the reduction source station effect to the processing pressure of file.
Accompanying drawing explanation
The accompanying drawing of the part constituting the application is used for providing a further understanding of the present invention, and the present invention's is schematic real
Execute example and illustrate for explaining the present invention, being not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of document handling method according to a first embodiment of the present invention；
Fig. 2 is the flow chart of document handling method according to a second embodiment of the present invention；
Fig. 3 is the flow chart of document handling method according to a third embodiment of the present invention；And
Fig. 4 is the schematic diagram of document handling apparatus according to embodiments of the present invention.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases
Combination mutually.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
In order to make those skilled in the art be more fully understood that the application scheme, below in conjunction with in the embodiment of the present application
Accompanying drawing, is clearly and completely described the technical scheme in the embodiment of the present application, it is clear that described embodiment
It is only the embodiment of the application part rather than whole embodiments.Based on the embodiment in the application, ability
The every other embodiment that territory those of ordinary skill is obtained under not making creative work premise, all should belong to
The scope of the application protection.
It should be noted that term " first " in the description and claims of this application and above-mentioned accompanying drawing, "
Two " it is etc. for distinguishing similar object, without being used for describing specific order or precedence.Should be appreciated that this
The data that sample uses can be exchanged in the appropriate case, in order to embodiments herein described herein.Additionally, term
" include " and " having " and their any deformation, it is intended that cover non-exclusive comprising, such as, comprise
The process of series of steps or unit, method, system, product or equipment are not necessarily limited to those steps clearly listed
Rapid or unit, but can include that the most clearly list or intrinsic for these processes, method, product or equipment
Other step or unit.
Embodiments provide a kind of document handling method.
Fig. 1 is the flow chart of document handling method according to a first embodiment of the present invention.As it is shown in figure 1, at this document
Reason method comprises the following steps:
Step S101, receives the request command of acquisition request the first default file.
Receive the request command of acquisition request the first default file.First default file is treated to original process file
File afterwards, can be sent the request command obtaining this first default file by user end to server, then by servicing
Device receives this request command.This request command can be the order of acquisition request index file, and this index file is by data
File is constituted, and is the sequential file of tape index, and this request command can also be the order of acquisition request section file.Can
Selection of land, this request command is the website information of the first default file.
According to request command, step S102, judges that the second default file is whether at the local cache of server.
After receiving the request command of acquisition request the first default file, judge the second default file according to request command
Whether at the local cache of server, wherein, the second default file is the original process file of the first default file, also
That is, the second default file is pending file, obtains the first default file by the second default file is carried out process,
And then the first default file is processed.The agreement that this second default file uses can be HLS protocol, this HLS
Agreement has outstanding code check adaptive ability.
Second default file can be the file of FLV/MP4 form, at the file to this FLV/MP4 form
After reason, index file can be obtained, or obtain file of cutting into slices.Judge that the second default file is according to request command
The no local cache at server, if judging second default file local cache at server according to request command,
Perform step S103, if judging that the second default file, not at the local cache of server, performs according to request command
Step S104.By judging whether the second default file performs difference at the local cache of server according to request command
Method, reached to reduce the source station effect to the processing pressure of file, it is to avoid in source station, the second default file is entered
Row concentrates slicing treatment, obtains substantial amounts of first default file, and then avoids substantial amounts of first default file in source station
Concentrate read-write and cause making the excessive problem of the read-write pressure of source station.
Alternatively, after receiving the request command of acquisition request the first default file, second is judged according to request command
Whether default file is at the local cache of Edge Server, and Edge Server is the server near client.If root
Judge second default file local cache at Edge Server according to request command, perform step S103, if according to asking
Ask command determination the second default file not at the local cache of Edge Server, perform step S104.By according to asking
Ask whether command determination the second default file performs different steps at the local cache of Edge Server, reached fall
The low source station effect to the processing pressure of file, it is to avoid carry out the second default file in source station concentrating slicing treatment,
Obtain substantial amounts of first default file, and then avoid substantial amounts of first default file and concentrate in source station read-write to cause source
That stands reads and writes the problem that pressure is excessive.
Alternatively, after receiving the request command of acquisition request the first default file, second is judged according to request command
Default file is the most completely at the local cache of server, if judging that the second default file exists completely according to request command
The local cache of server, performs step S103, if judging that the second default file exists the most completely according to request command
The local cache of server, performs step S104.By judging that the second default file exists the most completely according to request command
The local cache of server and perform different steps, reached to reduce the source station effect to the processing pressure of file, kept away
Exempt to carry out the second default file in source station concentrating slicing treatment, obtained substantial amounts of first default file, and then avoid
Substantial amounts of first default file is concentrated read-write and is caused the excessive problem of the read-write pressure of source station in source station.
Step S103, carries out slicing treatment by the second default file according to the index of the first default file, obtains first pre-
If file.
According to request command judge the second default file whether after the local cache of server, if according to request
Command determination the second default file is at the local cache of server, by the second default file according to the rope of the first default file
Introduce row slicing treatment.Alternatively, obtaining the index of the first default file, the index according to the first default file is direct
Second default file is carried out slicing treatment, obtains the second default file.Wherein, the second default file is relative to
The big file of one file, the first default file is that this big file is carried out the small documents after slicing treatment, according to first
The index of default file directly carries out slicing treatment to the second default file, that is, according to the index of the first default file
Big file is carried out cutting, and then obtains the second default file of multiple small documents, alternatively, obtain multiple m3u8
Index file, or obtain multiple TS section file.
Alternatively, according to request command judge the second default file whether after the local cache of server, if
Second default file local cache at Edge Server is judged, by the second default file according to first according to request command
The index of default file carries out slicing treatment, that is, the second default file is direct according to the index of the first default file
Edge Server carries out slicing treatment, obtains the second default file.
Step S104, transmission request command is to source station, and wherein, source station is preset second after receiving request command
File carries out slicing treatment according to the index of the first default file, obtains the first default file.
According to request command judge the second default file whether after the local cache of server, if according to request
Command determination the second default file is not at the local cache of server, and transmission request command is to source station, that is, Hui Yuan
The first default file that request is corresponding.Wherein, source station after receiving request command to the second default file according to
The index of one default file carries out slicing treatment, obtains the first default file.Alternatively, source station is receiving request life
After order, the second default file is cut out in real time first default file corresponding with the second default file.
Alternatively, according to request command judge the second default file whether after the local cache of Edge Server,
If judging that the second default file, not at the local cache of Edge Server, sends request command extremely according to request command
Source station, the second default file is cut into slices after receiving request command by source station according to the index of the first default file
Process, obtain the first default file.
This embodiment is by receiving the request command of acquisition request the first default file；Judge that second is pre-according to request command
If whether file is at the local cache of server, wherein, the second default file is the original process literary composition of the first default file
Part；If judging second default file local cache at server according to request command, the second default file is pressed
Index according to the first default file carries out slicing treatment, obtains the first default file；If judged according to request command
Second default file is not at the local cache of server, and transmission request command is to source station, and wherein, source station is receiving
After request command, the second default file is carried out slicing treatment according to the index of the first default file, obtain first and preset
File, has reached to reduce the source station effect to the processing pressure of file.
As the optional embodiment of one, after receiving the request command of acquisition request the first default file, according to
Second default file is converted into the block file of preset buffer memory section by the byte-sized of the second default file, according to request command
Judge that whether the second default file includes at the local cache of server: judge the second default file pair according to request command
Whether the block file answered is at the local cache of server, if judging that the second default file is in service according to request command
The local cache of device, carries out slicing treatment by the second default file according to the index of the first default file, obtains first pre-
If file includes: if judging that the block file that the second default file is corresponding is slow in this locality of server according to request command
Deposit, block file corresponding for the second default file is carried out slicing treatment according to the index of the first default file, obtains first
According to request command, default file, if judging that the second default file, not at the local cache of server, sends and asks
Order is asked to include to source station: if judging that the block file that the second default file is corresponding is not servicing according to request command
The local cache of device, transmission request command is to source station, and wherein, source station is preset second after receiving request command
The block file that file is corresponding carries out slicing treatment according to the index of the first default file, obtains the first default file.
After receiving the request command of acquisition request the first default file, the second default file is converted into second and presets
The block file that file is corresponding.Second default file is converted into preset buffer memory section by the byte-sized according to the second default file
Block file, such as, according to 100 bytes in the whole big bytes range of content corresponding to the second default file to 200
Second default file is converted into the block file of preset buffer memory section by byte, then for converting the block file of this preset buffer memory section
The size of the second default file be 100 bytes, wherein, a corresponding memory space of preset buffer memory section.According to
Request command judge block file that the second default file is corresponding whether at the local cache of server, when the second default file
During for the file of FLV/MP4 form, judge that whether block file corresponding for FLV/MP4 is at server according to request command
Local cache.If judging that the block file that the second default file is corresponding is slow in this locality of server according to request command
Deposit, block file corresponding for the second default file is carried out slicing treatment according to the index of the first default file, obtains first
Default file, alternatively, if judging block file corresponding for FLV/MP4 this locality at server according to request command
Caching, carries out slicing treatment by block file corresponding for FLV/MP4 according to the index of the first default file, obtains first pre-
If file, it is to avoid second default file concentrates on source station and generates, and in the source station that source station read-write is caused to file
The problem that processing pressure is excessive.If judging that the block file that the second default file is corresponding is not taking according to request command
The local cache of business device, then direct Hui Yuan, directly converts at Edge Server after Hui Yuan, and caches in disk
The block file that second default file is corresponding, has reached to reduce the source station effect to the processing pressure of file.
First default file can comprise TS section file, and the index of TS section file includes it and presets literary composition second
Position in part.Alternatively, after obtaining the first default file, processing the first default file, it is right to respond
This first default file order in processing procedure, such as, according to program request field in this first default file, or
Live field carries out program request or live process to the second default file.
As the optional embodiment of one, by block file corresponding for the second default file according to the rope of the first default file
Introduce row slicing treatment, obtain the first default file and include: from the disk of server, read the second default file corresponding
Block file in the internal memory of server；By block file corresponding for the second default file according in the internal memory of server
The index of one default file carries out slicing treatment, obtains the first default file.
According to request command judge block file that the second default file is corresponding whether after the local cache of server,
If judging second default file local cache at server according to request command, directly from the disk of server
Read block file corresponding to the second default file in the internal memory of server, in the internal memory of server, preset literary composition by second
The block file that part is corresponding is converted into the first default file of correspondence according to the index of the first default file, has reached reduction source
The effect of the processing pressure to file of standing.Alternatively, after obtaining the first default file, the first default file is entered
Row processes, and response is to this first default file order in processing procedure.
As the optional embodiment of one, after transmission request command to source station, obtain the second default file corresponding
Block file；Block file corresponding for second default file is buffered in the disk of server；In the disk of server
Block file corresponding for second default file is reassembled into the second default file.
According to request command judge the second default file whether after the local cache of server, if according to request
Command determination goes out the second default file not at the local cache of server, then direct Hui Yuan, by sending request command
The block file corresponding to return the second default file corresponding to source request to source station, can directly at Edge Server by second
The block file that default file is corresponding is converted into the first default file, and is buffered in by block file corresponding for the second default file
In the disk of server, so, when there is no to store block file corresponding to the second default file in internal memory, Ke Yizhi
Connect and read from the disk of server.Block file corresponding for second default file is being buffered in the disk of server it
After, block file corresponding for the second default file is reassembled into the second complete default file.
As the optional embodiment of one, in the byte-sized according to the second default file, the second default file is converted
After block file for preset buffer memory section, at the block file that content distributing network internal transmission the second default file is corresponding；
Second default file is stored by the block file corresponding by the second default file.
After receiving the request command of acquisition request the first default file, the byte-sized according to the second default file will
Second default file is converted into the block file of preset buffer memory section, at content distributing network (Content Delivery
Network, referred to as CDN) block file that internal transmission the second default file is corresponding, kept away as much as possible by CDN
Open and on the Internet, likely affect data transmission bauds and the bottleneck of data transmission stability and link, make second to preset literary composition
The block file that part is corresponding is more stable during transmission, can be corresponding by the second default file on former server
Block file copies on other server, and user accesses the block file that the second default file on server nearby is corresponding,
Low cost, speed block.The block file corresponding by CDN internal transmission the second default file rather than employing section
File, is so conducive to the storage of the second default file.
As the optional embodiment of one, the first default file is m3u8 index file or TS section file, second
Default file is FLV/MP4 file.
M3u8 index file record one index text-only file, when playout software opens this document, playout software is also
It not to play this document, but find according to the index of this document the network address of the audio-video document of correspondence to audio frequency and video
File is play online.When the first default file is m3u8 index file, the second default file is FLV/MP4 literary composition
During part, receive the request command of acquisition request m3u8 index file；Judge that FLV/MP4 file is according to request command
The no local cache at server, wherein, FLV/MP4 file is the original process file of m3u8 index file；As
Fruit judge the FLV/MP4 file local cache at server according to request command, by FLV/MP4 file according to
The index of m3u8 index file carries out slicing treatment, obtains m3u8 index file；If judged according to request command
FLV/MP4 file is not at the local cache of server, and transmission request command is to source station, and wherein, source station is receiving
After request command, FLV/MP4 file is carried out slicing treatment according to the index of m3u8 index file, obtain m3u8
Index file.
TS section file is media slicing file.When the first default file is TS section file, and the second default file is
During FLV/MP4 file, receive the request command of acquisition request TS section file；FLV/MP4 is judged according to request command
Whether file is at the local cache of server, and wherein, FLV/MP4 file is the original process file of TS section file；
If judging the FLV/MP4 file local cache at server according to request command, by FLV/MP4 file according to
The index of TS section file carries out slicing treatment, obtains TS section file；If judged according to request command
FLV/MP4 file is not at the local cache of server, and transmission request command is to source station, and wherein, source station is receiving
After request command, FLV/MP4 file is carried out slicing treatment according to the index of TS section file, obtain TS section
File.
Source station can be changed into the section of CDN edge by the embodiment of the present invention to slicing treatment in FLV/MP4 file set,
That is, be changed at Edge Server, FLV/MP4 file to be entered to slicing treatment in FLV/MP4 file set by source station
Row slicing treatment, it is achieved that block file transmission corresponding for all FLV/MP4 of internal transmission rather than employing TS cut
Sheet file, is so conducive to the storage of FLV/MP4, and by FLV/MP4 file cache in disk, and then group
Synthesize complete file.By the slicing treatment of FLV/MP4 file is completed on Edge Server, only accessing
When coming in, just FLV/MP4 file is carried out slicing treatment, obtains file of cutting into slices, and section file is not stored in disk,
But exist in internal memory, it is ensured that timely respond to, delete in time after being finished, thus avoid source station and concentrate FLV/MP4
File carries out the shortcoming of slicing treatment, has reached to reduce the source station effect to the processing pressure of file.
Below in conjunction with preferred embodiment, technical scheme is illustrated.
Fig. 2 is the flow chart of document handling method according to a second embodiment of the present invention.As in figure 2 it is shown, at this document
Reason method comprises the following steps:
Step S201, receives the request command of acquisition request m3u8 file.
M3u8 file can generate at Edge Server, it is also possible to generates in source station.Client can send to server
The request command of acquisition request m3u8 file, server receives the request command of acquisition request m3u8 file, Ke Yiwei
Edge Server receives the request command of acquisition request m3u8 file.
According to request command, step S202, judges that m3u8 file is whether at the local cache of server.
After receiving the request command of acquisition request m3u8 file, judge that whether m3u8 file exists according to request command
The local cache of server.If judging the m3u8 file local cache at server according to request command, perform step
According to request command, rapid S203, if judging that m3u8 file, not at the local cache of server, performs step S204.
Alternatively, judge that m3u8 file is whether at the local cache of Edge Server according to request command.If according to
Request command judges the m3u8 file local cache at Edge Server, performs step S203, if according to request life
Order judges that m3u8 file, not at the local cache of Edge Server, performs step S204.
Alternatively, judge that m3u8 file is the most completely at the local cache of Edge Server according to request command.If
Judge that m3u8 file, completely at the local cache of Edge Server, performs step S203 according to request command, if root
Judge that m3u8 file does not has, completely at the local cache of Edge Server, to perform step S204 according to request command.
Step S203, carries out slicing treatment by FLV/MP4 file according to the index of m3u8 file, obtains m3u8 literary composition
Part.
If judging the m3u8 file local cache at server according to request command, FLV/MP4 file is directly pressed
Index according to m3u8 file carries out slicing treatment, obtain m3u8 file, it is to avoid carry out m3u8 file in source station
Concentrate slicing treatment, obtain substantial amounts of m3u8 file, and then avoid substantial amounts of m3u8 file in source station concentration read-write
And cause making the excessive problem of the read-write pressure of source station.
Step S204, sends the request command of acquisition request m3u8 file to source station.
If judging that m3u8 file, not at the local cache of server, direct Hui Yuan, sends and asks according to request command
Ask the request command obtaining m3u8 file to source station, thus return source request m3u8 corresponding to FLV/MP4 file in source station
File.
Step S205, source station carries out slicing treatment to FLV/MP4 file according to the index of m3u8 file, obtains m3u8
File.
Sending the request command of acquisition request m3u8 file to after source station, source station to FLV/MP4 file according to
The index of m3u8 file carries out slicing treatment, obtains m3u8 file, thus realizes source station in real time by FLV/MP4 literary composition
Part cuts out the m3u8 file corresponding with FLV/MP4 file, has reached to reduce the source station effect to the processing pressure of file.
Step S206, response processes the process order of m3u8 file.
After obtaining m3u8 file, response processes the process order of m3u8 file, can be according to this m3u8 file
Middle program request field, or live field carries out program request or live process to FLV/MP4 file.M3u8 file bag
Including TS section file, the index of the TS section file in m3u8 file must include it at FLV/MP4 file
Position.
This embodiment, by receiving the request command of acquisition request m3u8 file, judges m3u8 file according to request command
Whether at the local cache of server, if judging the m3u8 file local cache at server according to request command,
Second default file is carried out slicing treatment according to the index of the first default file, obtains m3u8 file, if according to
Request command judges that m3u8 file, not at the local cache of server, sends the request of acquisition request m3u8 file
Order is to source station, and the second default file is entered after receiving request command by source station according to the index of the first default file
Row slicing treatment, obtains m3u8 file.After obtaining m3u8 file, response processes the process life of m3u8 file
Order, has reached to reduce the source station effect to the processing pressure of file.
Fig. 3 is the flow chart of document handling method according to a third embodiment of the present invention.As it is shown on figure 3, at this document
Reason method comprises the following steps:
Step S301, receives the request command of acquisition request TS section file.
TS section file can generate at Edge Server, it is also possible to generates in source station.Client can be sent out to server
Sending the request command of acquisition request TS section file, server receives the request command of acquisition request TS section file,
Can be the request command of Edge Server reception acquisition request TS section file, such as, receive TS section file
Network address " http://abc.com/a.ts？" request command.After receiving the request command of acquisition request TS section file,
Byte-sized according to FLV/MP4 file is by block file that FLV/MP4 file translations is preset buffer memory section.
According to request command, step S302, judges that whether block file that FLV/MP4 file is corresponding is in this locality of server
Caching.
According to request command judge block file that FLV/MP4 file is corresponding whether at the local cache of server, if root
Judge block file that FLV/MP4 file the is corresponding local cache at server according to request command, perform step S303,
If judging that the block file that FLV/MP4 file is corresponding does not has the local cache at server according to request command, perform step
Rapid S304.
Step S303, carries out slicing treatment by block file corresponding for FLV/MP4 file according to the index of TS section file,
Obtain TS section file.
If judging block file that FLV/MP4 file the is corresponding local cache at server according to request command, will
The block file that FLV/MP4 file is corresponding carries out slicing treatment according to the index of TS section file, obtains TS section literary composition
Part, in block file corresponding for reading FLV/MP4 from the disk of server to the internal memory of server；In server
Deposit middle by block file corresponding for FLV/MP4 file according to TS section file index carry out slicing treatment, obtain TS
Section file, thus realize block file corresponding for FLV/MP4 file is converted in internal memory TS section file in real time,
Guarantee to timely respond to, after having responded, this TS section file is deleted, it is to avoid in source station to TS section literary composition
Part carries out concentrating slicing treatment, obtains substantial amounts of TS section file, and then avoids substantial amounts of TS section file in source
Stand and concentrate read-write and cause making the excessive problem of the read-write pressure of source station.
Step S304, sends the request command of acquisition request TS section file to source station.
If judging that the block file that FLV/MP4 file is corresponding does not has the local cache at server, directly according to request command
Take back source, send the request command of acquisition request TS section file to source station.
Step S305, the block file that FLV/MP4 file is corresponding is cut into slices by source station according to the index of TS section file
Process, obtain TS section file.
Sending the request command of acquisition request TS section file to after source station, directly will at Edge Server
The block file that FLV/MP4 file is corresponding carries out slicing treatment according to the index of TS section file, obtains TS section literary composition
Part, and in disk, cache the block file that FLV/MP4 file is corresponding, reach to reduce the source station processing pressure to file
Effect.
Step S306, response processes the process order of TS section file.
After obtaining TS section file, response processes the process order of TS section file.
This embodiment, by receiving the request command of acquisition request TS section file, judges FLV/MP4 according to request command
Whether block file corresponding to file be at the local cache of server, if judging FLV/MP4 file pair according to request command
The block file answered is at the local cache of server, by block file corresponding for FLV/MP4 file according to TS section file
Index carries out slicing treatment, obtains TS section file, if judging that FLV/MP4 file is corresponding according to request command
Block file does not cache in this locality of server, send acquisition request TS section file request command to source station, source
Stand and the block file that FLV/MP4 file is corresponding is carried out slicing treatment according to the index of TS section file, obtain TS and cut
Sheet file, response processes the process order of TS section file, has reached to reduce the source station effect to the processing pressure of file
Really.
It should be noted that can be at such as one group of computer executable instructions in the step shown in the flow chart of accompanying drawing
Computer system performs, and, although show logical order in flow charts, but in some cases, can
With to be different from the step shown or described by order execution herein.
The embodiment of the present invention additionally provides a kind of document handling apparatus.It should be noted that the file process of this embodiment
Device may be used for performing the document handling method of the embodiment of the present invention.
Fig. 4 is the schematic diagram of document handling apparatus according to embodiments of the present invention.As shown in Figure 4, this document processes dress
Put and include: receive unit 10, it is judged that unit 20, the first processing unit 30 and the second processing unit 40.
Receive unit 10, for receiving the request command of acquisition request the first default file.
Judging unit 20, for according to request command judge the second default file whether at the local cache of server, its
In, the second default file is the original process file of the first default file.
According to request command, first processing unit 30, for judging that the second default file is slow in this locality of server
Deposit, the second default file is carried out slicing treatment according to the index of the first default file, obtains the first default file.
According to request command, second processing unit 40, for judging that the second default file is not in this locality of server
Caching, send request command to source station, wherein, source station after receiving request command to the second default file according to
The index of the first default file carries out slicing treatment, obtains the first default file.
Alternatively, this document processing means also includes: conversion unit, for receiving acquisition request the first default file
Request command after, according to the byte-sized of the second default file, the second default file is converted into preset buffer memory section
Block file, wherein, it is judged that according to request command, unit 20 is for judging that whether block file that the second default file is corresponding exists
The local cache of server, according to request command, the first processing unit 30 is for judging that the second default file is corresponding
Block file is at the local cache of server, by block file corresponding for the second default file according to the index of the first default file
Carrying out slicing treatment, obtain the first default file, the second processing unit 40 is for judging second according to request command
The block file that default file is corresponding does not has the local cache at server, and transmission request command is to source station, wherein, and source station
After receiving request command, the block file that the second default file is corresponding is cut according to the index of the first default file
Sheet processes, and obtains the first default file.
Alternatively, the first processing unit 30 includes: read module and processing module.Wherein, read module is for from clothes
The disk of business device reads block file corresponding to the second default file in the internal memory of server；Processing module is at clothes
Block file corresponding for second default file is carried out slicing treatment according to the index of the first default file by the internal memory of business device,
Obtain the first default file.
Alternatively, this document processing means also includes: acquiring unit, buffer unit and assembled unit.Wherein, obtain
Unit, for, after transmission request command to source station, obtaining the block file that the second default file is corresponding；Buffer unit,
For block file corresponding for the second default file is buffered in the disk of server；Assembled unit, at server
Disk in block file corresponding for the second default file is reassembled into the second default file.
Alternatively, this document processing means also includes: transmission unit and memory element.Wherein, transmission unit is used for
After second default file is converted into the block file of preset buffer memory section by the byte-sized according to the second default file, including
The block file that content distributing network internal transmission the second default file is corresponding；Memory element is for by the second default file pair
Second default file is stored by the block file answered.
Alternatively, the first default file is m3u8 index file or TS section file, and the second default file is
FLV/MP4 file.
This embodiment is by receiving unit 10, for receiving the request command of acquisition request the first default file, by sentencing
Disconnected unit 20 according to request command judge the second default file whether at the local cache of server, the second default file is
According to request command, the original process file of the first default file, is judging that second presets by the first processing unit 30
Second default file, at the local cache of server, is carried out slicing treatment according to the index of the first default file by file,
Obtain the first default file, judging that the second default file does not exist by the second processing unit 40 according to request command
The local cache of server, transmission request command is to source station, and literary composition is preset to second after receiving request command in source station
Part carries out slicing treatment according to the index of the first default file, obtains the first default file.
Second default file can be concentrated slicing treatment to be changed into the section of CDN edge by the embodiment of the present invention by source station,
Second default file is carried out that is, concentrate slicing treatment to be changed into the second default file source station at Edge Server
Slicing treatment, it is achieved that the block file that all second default files of internal transmission are corresponding transmits rather than uses first
Default file, is so conducive to the storage of the second default file, and is buffered in disk by the second default file, enter
And it is combined into complete file.By the slicing treatment of the second default file is completed on Edge Server, only exist
When accessing, just the second default file is carried out slicing treatment, obtain the first default file, and the first default file
It is not stored in disk, but exists in internal memory, it is ensured that timely respond to, delete in time after being finished, thus avoid source station collection
The middle shortcoming that second default file carries out slicing treatment, has reached to reduce the source station effect to the processing pressure of file.
Obviously, those skilled in the art should be understood that each module of the above-mentioned present invention or each step can be with general
Calculating device realize, they can concentrate on single calculating device, or is distributed in multiple calculating device institute
On the network of composition, alternatively, they can realize with calculating the executable program code of device, it is thus possible to
It is stored in storing in device and is performed by calculating device, or they are fabricated to respectively each integrated circuit die
Block, or the multiple modules in them or step are fabricated to single integrated circuit module realize.So, the present invention
It is not restricted to any specific hardware and software combine.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made
Any modification, equivalent substitution and improvement etc., should be included within the scope of the present invention.
Claims (11)
1. a document handling method, it is characterised in that including:
Receive the request command of acquisition request the first default file；
According to described request command judge the second default file whether at the local cache of server, wherein, described
Second default file is the original process file of described first default file；
If judging described second default file local cache at described server according to described request command,
Described second default file is carried out slicing treatment according to the index of described first default file, obtains described first
Default file；And
If judging that described second default file is not slow in this locality of described server according to described request command
Deposit, send described request command to source station, wherein, described source station after receiving described request command to institute
State the second default file and carry out slicing treatment according to the index of described first default file, obtain described first and preset
File.
Method the most according to claim 1, it is characterised in that
After receiving the request command of the first default file described in acquisition request, described method also includes: according to
Described second default file is converted into the block file of preset buffer memory section by the byte-sized of described second default file,
Judge that described second default file is whether at the local cache bag of described server according to described request command
Include: judge that whether block file that described second default file is corresponding is at described server according to described request command
Local cache,
If judging described second default file local cache at described server according to described request command,
Described second default file is carried out slicing treatment according to the index of described first default file, obtains described first
Default file includes: if judging that the block file that described second default file is corresponding exists according to described request command
The local cache of described server, presets literary composition by block file corresponding for described second default file according to described first
The index of part carries out slicing treatment, obtains described first default file,
If judging that described second default file is not slow in this locality of described server according to described request command
Deposit, send described request command to described source station and include: if judging described second according to described request command
The block file that default file is corresponding does not has the local cache at described server, sends described request command to the most described
Source station, wherein, the block that described source station is corresponding to described second default file after receiving described request command
File carries out slicing treatment according to the index of described first default file, obtains described first default file.
Method the most according to claim 2, it is characterised in that block file corresponding for described second default file is pressed
Index according to described first default file carries out slicing treatment, obtains described first default file and includes:
Block file corresponding to described second default file is read to described server from the disk of described server
In internal memory；And
Block file corresponding for described second default file is preset by the internal memory of described server according to described first
The index of file carries out slicing treatment, obtains described first default file.
Method the most according to claim 3, it is characterised in that after sending described request command extremely described source station,
Described method also includes:
Obtain the block file that described second default file is corresponding；
Block file corresponding for described second default file is buffered in the disk of described server；And
In the disk of described server, block file corresponding for described second default file is reassembled into described
Two default files.
Method the most according to claim 3, it is characterised in that in the byte-sized according to described second default file
After described second default file is converted into the block file of described preset buffer memory section, described method also includes:
At the block file that the second default file described in content distributing network internal transmission is corresponding；And
Described second default file is stored by the block file corresponding by described second default file.
Method the most according to claim 1, it is characterised in that described first default file is m3u8 index file
Or TS cuts into slices file, described second default file is FLV/MP4 file.
7. a document handling apparatus, it is characterised in that including:
Receive unit, for receiving the request command of acquisition request the first default file；
According to described request command, judging unit, for judging that the second default file is the most slow in this locality of server
Depositing, wherein, described second default file is the original process file of described first default file；
According to described request command, first processing unit, for judging that described second default file is at described clothes
The local cache of business device, is carried out described second default file at section according to the index of described first default file
Reason, obtains described first default file；And
According to described request command, second processing unit, for judging that described second default file is not in institute
State the local cache of server, send described request command to source station, wherein, described source station receive described
After request command, described second default file is carried out slicing treatment according to the index of described first default file,
Obtain described first default file.
Device the most according to claim 7, it is characterised in that
Described device also includes: conversion unit, for receiving the request of the first default file described in acquisition request
After order, described second default file is converted into default slow according to the byte-sized of described second default file
The block file of the section of depositing,
Wherein, described judging unit is for judging, according to described request command, the block that described second default file is corresponding
File whether at the local cache of described server,
According to described request command, described first processing unit is for judging that described second default file is corresponding
Block file is at the local cache of described server, by block file corresponding for described second default file according to described
The index of one default file carries out slicing treatment, obtains described first default file,
According to described request command, described second processing unit is for judging that described second default file is corresponding
Block file, not at the local cache of described server, sends described request command extremely described source station, wherein, institute
State source station after receiving described request command to block file corresponding to described second default file according to described
The index of one default file carries out slicing treatment, obtains described first default file.
Device the most according to claim 8, it is characterised in that described first processing unit includes:
Read module, for reading the block file that described second default file is corresponding from the disk of described server
In the internal memory of described server；And
Processing module, for pressing block file corresponding for described second default file in the internal memory of described server
Index according to described first default file carries out slicing treatment, obtains described first default file.
Device the most according to claim 9, it is characterised in that described device also includes:
Acquiring unit, for, after sending described request command extremely described source station, obtaining described second and preset literary composition
The block file that part is corresponding；
Buffer unit, for being buffered in the disk of described server by block file corresponding for described second default file
In；And
Assembled unit, is used for block file weight corresponding for described second default file in the disk of described server
Combination nova becomes described second default file.
11. devices according to claim 9, it is characterised in that described device also includes:
Transmission unit, for turning described second default file in the byte-sized according to described second default file
After turning to the block file of described preset buffer memory section, at the second default file described in content distributing network internal transmission
Corresponding block file；And
Memory element, for entering described second default file by the block file that described second default file is corresponding
Row storage.
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| CN201610213593.9A CN105812833A (en) | 2016-04-07 | 2016-04-07 | File processing method and device |
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| CN107483546A (en) * | 2017-07-21 | 2017-12-15 | 北京供销科技有限公司 | A kind of file memory method and file storage device |
| CN108965910A (en) * | 2018-08-09 | 2018-12-07 | 网宿科技股份有限公司 | A kind of video cache method and player |
| CN108965910B (en) * | 2018-08-09 | 2022-05-10 | 网宿科技股份有限公司 | Video caching method and player |
| CN113923502A (en) * | 2021-11-04 | 2022-01-11 | 上海哔哩哔哩科技有限公司 | Live video playing method and device |
| WO2023077812A1 (en) * | 2021-11-04 | 2023-05-11 | 上海哔哩哔哩科技有限公司 | Method and apparatus for playing live broadcast video |
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Application publication date: 20160727 |