CN103763638B - Video resource obtaining method and device - Google Patents
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Abstract
The invention provides a video resource obtaining method and device. The method includes the steps that a browser obtains a hypertext markup language HTML code corresponding to a video resource to be downloaded, wherein the HTML code carries addresses of multiple video source servers, and the video source servers can provide video resources for the browser; the browser builds multiple network connections with the video source servers according to the addresses of the multiple video source servers; the browser obtains multiple video fragmentations of the video resource from the video source servers through the network connections; the browser plays the video resource after reconstructing the obtained video fragmentations. By means of the video resource obtaining method and device, the video fragmentations are obtained from the video source servers, the speed of the browser in obtaining the video resource is improved, and playing of the video resource is optimized to a certain degree.
Description
Technical field
The present invention relates to video on demand techniques, more particularly, to a kind of video resource acquisition methods and device.
Background technology
With the development of network technology, video on demand techniques is widely used.Video request program in correlation technique,
Plug-in unit or HTML can be passed through（Hyper Text Markup Language, abbreviation HTML）5 realizing.Its
In, plug-in part technology is widely used, but the mode of plug-in unit there is a problem of more.For example, in the page having designed
In, the content wanting plug-in unit to show is integrated with other elements on the page relatively difficult, cuts out with transparency etc. because can cause
Problem.Plug-in unit uses the rending model carrying, with general network（Web）It is different that the page is used, so when ejection
When menu or other visualized elements are overlapping with plug-in unit, implement more complicated.
HTML5 is the HTML standard version for replacing HTML4.01 the and XHTML1.0 standard formulated for 1999,
HTML5 can directly use CSS（Cascading style sheets, referred to as CSS）With Java description language
（JavaScript）Mode control page layout.And HTML5 be not only provide new element support New function it is often more important that
With the addition of to the primary interaction capabilities between script and layout, overcome the defect carrying out video playback using plug-in unit.
But, in correlation technique, adopt HTML technology（Such as HTML5）When carrying out video playback, browser passes through
The video source server address that HTML5 code carries obtains corresponding video resource, due to because of video source server bandwidth
Etc. the restriction of factor, impact browser is obtained the speed of video resource, poor user experience.
Content of the invention
The present invention is directed to the defect of prior art, provides a kind of video resource acquisition methods and device.
The first aspect of the invention provides a kind of video resource acquisition methods, including：
Browser obtains video resource corresponding HTML HTML code to be downloaded, in described HTML code
Carry the address of multiple video source servers, each video source server all can provide described video money for described browser
Source；
Described browser is according to the address of the plurality of video source server, many with the foundation of the plurality of video source server
Individual network connection；
Described browser, by the plurality of network connection, regards described in acquisition from the plurality of video source server respectively
Multiple video slicings of frequency resource；
After described browser is recombinated to the plurality of video slicing getting, play described video resource.
Another aspect of the present invention provides a kind of video resource acquisition device, including：
First acquisition module, for obtaining video resource to be downloaded corresponding HTML HTML code, institute
State the address carrying multiple video source servers in HTML code, each video source server all can provide for described browser
Described video resource；
Set up module, for the address according to the plurality of video source server, build with the plurality of video source server
Found multiple network connections；
Second acquisition module, for by the plurality of network connection, obtaining respectively from the plurality of video source server
Take multiple video slicings of described video resource；
Playing module, after the plurality of video slicing getting is recombinated, plays described video resource.
Video resource acquisition methods and device that the present invention provides, are divided by obtaining video from multiple video source servers
Piece, improves the speed that browser obtains video resource, optimizes the broadcasting of video resource to a certain extent.
Brief description
Fig. 1 is the flow chart of video resource acquisition methods of the present invention；
Fig. 2 is the schematic diagram based on the multi-link VOD method of websocket for the embodiment of the present invention；
Fig. 3 is the structural representation of the video resource acquisition device of the present invention.
Specific embodiment
Fig. 1 is the flow chart of video resource acquisition methods of the present invention, as shown in figure 1, the method for the present embodiment can include
Following steps：
Step S101, browser obtains video resource corresponding HTML HTML code to be downloaded, described
The address of multiple video source servers is carried, each video source server all can provide institute for described browser in HTML code
State video resource；
In the embodiment of the present invention, user if desired watches some video resource by browser, then can be by browsing
The address of device input video website, is watched by clicking on video resource link.To watch when browser gets user
The information of video resource after, ask the address of the video source server for downloading this video resource first to video website,
Video website can be by returning to, to browser, the address that HTML5 code carries video source server.
The embodiment of the present invention is with the difference of prior art, can carry multiple video source clothes in HTML5 code
Business device address, that is, video website inform the address of browser multiple video source server simultaneously, each video source server is equal
Video resource required for can providing for browser.
Step S102, described browser, according to the address of the plurality of video source server, is taken with the plurality of video source
Multiple network connections set up by business device；
Browser, after receiving HTML5 code, therefrom obtains the address of multiple video source servers it is possible to pass through certainly
The web socket of body connects（Web socket）Module sets up network connection with multiple video source servers simultaneously, with by institute
The multiple network connections set up download required video resource.
Step S103, described browser by the plurality of network connection, respectively from the plurality of video source server
Obtain multiple video slicings of described video resource；
Because, in the embodiment of the present invention, browser can set up multiple network connections with multiple video source servers simultaneously,
Therefore in order to improve speed of download, different video slicings can be downloaded from each video source server respectively, specifically permissible
Determine to download which or which video slicing from which video source server by browser.
Step S104, after described browser is recombinated to the plurality of video slicing getting, plays described video
Resource.
After browser downloads to all of video slicing from each video source server, multiple video slicings can be carried out
Restructuring, to form a complete video resource work user viewing.
By above-mentioned steps, browser can carry according in the corresponding HTML code of broadcasting network address of the video getting
Multiple video source servers address, set up multiple websocket network connections and multiple video source server between, and from
Multiple video source servers obtain multiple video slicings, and play the video resource file of the combined one-tenth of multiple video slicings.By
It is to obtain video slicing from multiple video source servers in the embodiment of the present invention, it is to avoid taken according to HTML code in prior art
When a network connection is set up to obtain video resource in the address of one video source server of band, because by this video source
The restriction of server bandwidth, leads to the problem that speed of download is slow, and divides due to obtaining video from multiple video source servers
Piece, improves the speed that browser obtains video resource, optimizes the broadcasting of video content to a certain extent.
In force, browser can be connected by multiple websocket as follows, obtains the burst of video：Clear
Video resource to be downloaded can be divided into multiple video slicings by device of looking at first, and then this browser can be according to default equal
Weighing apparatus mode, determines the video slicing that each video source server obtains from the plurality of video source server, finally, browser is permissible
Obtain corresponding video slicing from each video source server.
For example：Video resource to be downloaded is divided into 8 video slicings by browser, then according to default equilibrium side
Formula, determines and obtains these video slicings from 4 video source servers.For example：Obtain video slicing 1 He from video source server 1
5, obtain video slicing 2,3 and 4 from video source server 2, obtain video slicing 6 and 8 from video source server 3, from video source
Server 4 obtains video slicing 7.
In the case of one kind, this balanced way can be acquiescence, does not carry this balanced way in the HTML code getting.
In the case of another kind, this balanced way can carry in HTML code, and this balanced way can include：According to following at least it
One determines the video slicing that each video source server obtains from the plurality of video source server：The performance of described browser,
The network bandwidth, the occupancy situation of bandwidth of each video source server, the number seeds of the video source of each video source server.
Alternatively, video resource to be downloaded can be divided into multiple bursts by browser in the following way：Browser
Duration according to described video resource to be downloaded and playing sequence, determine the original position of each video slicing, duration and suitable
Sequence identifies, and then video resource is divided into multiple videos and divides according to the original position of each video slicing and duration by this browser
Piece.
After above-mentioned preferred implementation, multiple videos are divided by this browser according to video slicing corresponding sequence mark
Piece is recombinated, and the video resource after restructuring play by browser.
Real-time bandwidth between browser and each video source server is continually changing, in order to ensure to obtain video slicing
Seriality and promptness, browser dynamic can adjust according to the real-time bandwidth between browser and multiple video source server
The whole video slicing to multiple video source server institutes acquisition request.
Fig. 2 is the schematic diagram based on the multi-link VOD method of websocket for the embodiment of the present invention, as shown in Fig. 2
The network address of the video playback website of browser receiving user's input, then sends HTTP request to video playback website, to ask
Acquisition can provide the address of the video source server of video resource to be downloaded.Video playback website returns to browser
HTML5 code, carries the address of multiple websocket video source servers in this HTML5 code, and above-mentioned equalizer set
System；Browser, according to the address of the multiple video source servers in HTML5 code, is set up by the network socket word modules of itself
Browser is that websocket is connected with the network connection of each video source server.Foundation with each video source server
After websocket connects, browser carries out burst to video resource to be downloaded automatically by scheduler module, and to different
The different video slicing of video source server request.Carry out when burst is processed, considering size and the sequence of video slicing
Etc. factor.After browser downloads corresponding video slicing from multiple video source servers, carry out being reassembled into complete regarding
Play out after frequency file.Alternatively, according to the change to the real-time bandwidth and different video servers between, dynamic adjustment
Video slicing is asked in different video source server, for ensureing seriality and the promptness of video playback.
In various embodiments above, the address that HTML5 code carries multiple video source servers can be as follows with concrete example,
HTML5 code is：
<Meta name=" websocketapplication-task " content=" name=websocket video source takes
Business device；action=connecting；autoLoadbancance
url=http://websocket.vidoesource1.com
url=http://websocket.vidoesource2.com/>
Based on identical inventive concept, corresponding to said method embodiment, the present embodiment additionally provides a kind of video resource
Acquisition device, is used for realizing above-mentioned video resource acquisition methods.
Fig. 3 is the structural representation of the video resource acquisition device of the present invention, and this device includes the first acquisition module 31, builds
Formwork erection block 32, the second acquisition module 33 and playing module 34, wherein, the first acquisition module 31 is used for obtaining video money to be downloaded
Source corresponding HTML HTML code, carries the address of multiple video source servers, respectively in described HTML code
Video source server all can provide described video resource for described browser；Set up module 32 for according to the plurality of video
The address of source server, sets up multiple network connections with the plurality of video source server；Second acquisition module 33 is used for passing through
The plurality of network connection, obtains multiple video slicings of described video resource respectively from the plurality of video source server；
After playing module 34 is used for the plurality of video slicing getting is recombinated, play described video resource.
Further, the second acquisition module 33 includes the first division unit, multiple for being divided into described video resource
Video slicing；First determining unit, for according to default balanced way, determining and respectively regarding from the plurality of video source server
The video slicing that frequency source server obtains；And, acquiring unit, for obtaining corresponding regarding respectively from each video source server
Frequency division piece.
In said apparatus embodiment, described balanced way carries in described HTML code；Described balanced way includes：
The video slicing that each video source server obtains from the plurality of video source server is determined according at least one of：Described
The performance of browser, the network bandwidth, the occupancy situation of bandwidth of each video source server, the video source of each video source server
Number seeds.
In said apparatus embodiment, the first division unit 31 can include the second determining unit, for being regarded according to described
The duration of frequency resource and playing sequence, determine original position and duration and the sequence mark of each video slicing；Second divides list
Described video resource is divided into multiple video slicings for the original position according to each video slicing described and duration by unit.
Further, playing module 34 can include assembled unit, for being identified to described according to the corresponding sequence of described video slicing
Multiple video slicings are recombinated；Broadcast unit, for playing restructuring rear video resource..
In said apparatus embodiment, this device can also include adjusting module, for according to described browser with described
Real-time bandwidth between multiple video source servers, dynamically adjusts the video to the plurality of video source server institute acquisition request
Burst.
Offer device embodiment of the present invention can obtain flow process, its concrete function specifically for executing above-mentioned each video resource
May refer to the description of said method, here is omitted.Said apparatus can be arranged in the browser of user, according to acquisition
To video the corresponding HTML code of broadcasting network address in the address of multiple video source servers that carries, with multiple video source clothes
Set up multiple websocket network connections between business device, and obtain multiple video slicings from multiple video source servers, and play
The video resource file of the combined one-tenth of multiple video slicings.Because the embodiment of the present invention is to obtain from multiple video source servers to regard
Frequency division piece a, it is to avoid network is set up even in the address of the video source server being carried according to HTML code in prior art
When fetching acquisition video resource, because being limited by this video source server bandwidth, lead to slow the asking of speed of download
Topic, and due to obtaining video slicing from multiple video source servers, improve the speed that browser obtains video resource, certain
The broadcasting of video content is optimized on degree.
One of ordinary skill in the art will appreciate that：The all or part of step realizing above-mentioned each method embodiment can be led to
Cross the related hardware of programmed instruction to complete.Aforesaid program can be stored in a computer read/write memory medium.This journey
Sequence upon execution, executes the step including above-mentioned each method embodiment；And aforesaid storage medium includes：ROM, RAM, magnetic disc or
Person's CD etc. is various can be with the medium of store program codes.
Finally it should be noted that：Various embodiments above only in order to technical scheme to be described, is not intended to limit；To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, or wherein some or all of technical characteristic is entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (2)
1. a kind of video resource acquisition methods are it is characterised in that include：
Browser obtains video resource corresponding HTML HTML code to be downloaded, carries in described HTML code
There is the address of multiple video source servers, each video source server all can provide described video resource for described browser；
Described browser, according to the address of the plurality of video source server, sets up multiple nets with the plurality of video source server
Network connects；
Described browser, by the plurality of network connection, obtains described video money respectively from the plurality of video source server
Multiple video slicings in source；
After described browser is recombinated to the plurality of video slicing getting, play described video resource；
Described browser, by the plurality of network connection, obtains described video money respectively from the plurality of video source server
Multiple video slicings in source include：
Described video resource is divided into multiple video slicings by described browser；
Described browser, according to default balanced way, determines that each video source server obtains from the plurality of video source server
The video slicing taking；
Described browser obtains corresponding video slicing from each video source server respectively；
Described balanced way carries in described HTML code；Described balanced way includes：According at least one of determine from
The video slicing that in the plurality of video source server, each video source server obtains：The performance of described browser, the network bandwidth,
The occupancy situation of bandwidth of each video source server, the number seeds of the video source of each video source server；
Described video resource is divided into multiple video slicings and includes by described browser：
Described browser according to the duration of described video resource and playing sequence, determine each video slicing original position and when
Long and sequence identifies；
Described video resource is divided into multiple regarding according to the original position of each video slicing described and duration by described browser
Frequency division piece；
After described browser is recombinated to the plurality of video slicing getting, play described video resource and include：
Described browser is recombinated to the plurality of video slicing according to described video slicing corresponding sequence mark；Described clear
Restructuring rear video resource play by device of looking at.
2. a kind of video resource acquisition device is it is characterised in that include：
First acquisition module, for obtaining video resource to be downloaded corresponding HTML HTML code, described
The address of multiple video source servers is carried, each video source server all can regard described in browser offer in HTML code
Frequency resource；
Set up module, for the address according to the plurality of video source server, many with the foundation of the plurality of video source server
Individual network connection；
Second acquisition module, for by the plurality of network connection, obtaining institute respectively from the plurality of video source server
State multiple video slicings of video resource；
Playing module, after the plurality of video slicing getting is recombinated, plays described video resource；
Described second acquisition module includes：
First division unit, for being divided into multiple video slicings by described video resource；
First determining unit, for according to default balanced way, determining each video source from the plurality of video source server
The video slicing that server obtains；
Acquiring unit, for obtaining corresponding video slicing respectively from each video source server；
Described balanced way carries in described HTML code；Described balanced way includes：According at least one of determine from
The video slicing that in the plurality of video source server, each video source server obtains：The performance of described browser, the network bandwidth,
The occupancy situation of bandwidth of each video source server, the number seeds of the video source of each video source server；
Described first division unit includes：
Second determining unit, for the duration according to described video resource and playing sequence, determines the initial of each video slicing
Position and duration and sequence mark；
Described video resource is divided into by the second division unit for the original position according to each video slicing described and duration
Multiple video slicings；
Described playing module includes：
Assembled unit, for recombinating to the plurality of video slicing according to described video slicing corresponding sequence mark；
Broadcast unit, for playing restructuring rear video resource.
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| CN201410032120.XA CN103763638B (en) | 2014-01-23 | 2014-01-23 | Video resource obtaining method and device |
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| CN104168501A (en) * | 2014-08-14 | 2014-11-26 | 厦门美图之家科技有限公司 | Method for video playback of mobile terminal |
| CN104270671A (en) * | 2014-09-28 | 2015-01-07 | 可牛网络技术（北京）有限公司 | Flash video playing method and device |
| CN104822087B (en) * | 2015-04-30 | 2017-11-28 | 无锡天脉聚源传媒科技有限公司 | A kind of processing method and processing device of video-frequency band |
| CN106231440A (en) * | 2016-07-22 | 2016-12-14 | 华为技术有限公司 | A kind of files in stream media burst method for down loading, device and terminal |
| CN112714365B (en) * | 2019-10-25 | 2024-02-09 | 上海哔哩哔哩科技有限公司 | Video playing method and system |
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