CN106657206A - Virtual desktop infrastructure web video redirection method - Google Patents
Virtual desktop infrastructure web video redirection method Download PDFInfo
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- CN106657206A CN106657206A CN201610482852.8A CN201610482852A CN106657206A CN 106657206 A CN106657206 A CN 106657206A CN 201610482852 A CN201610482852 A CN 201610482852A CN 106657206 A CN106657206 A CN 106657206A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/08—Protocols specially adapted for terminal emulation, e.g. Telnet
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Abstract
The invention discloses a virtual desktop infrastructure (VDI) web video redirection method. For a web video, an interactive dynamic agent mode is employed by a virtual desktop infrastructure system to exchange the web video access information of a VDI server and a VDI client, a CPU of the VDI client or video card resources is utilized to decode web video data; the interactive dynamic agent method employs an SPICE protocol and a browser plug-in, and communication protocols among a VDI service end interactive dynamic agent module, a VDI client interactive dynamic agent module, a VDI server agent and a VDI client agent are designed and realized. The method is advantaged in that computation pressure of a service end can be substantially reduced, and thereby web video stream decoding work can be transferred to the client through sacrificing a little of I/O cost and transmission bandwidth.
Description
Technical field
The present invention relates to cloud computing technical field of virtualization, what the web video on specifically a kind of virtual desktop was redirected
Method.
Background technology
VDI, English full name Virtual Desktop Infrastructure, i.e. virtual desktop architecture.It is not
A PC is configured to each user, but operating system is run by the server in data center, desktop is carried out virtually
Change, user can calculate agreement and be attached with virtual desktop by the client of client device so as to which accessing desktop is like
Traditional locally-installed desktop is the same.
With the popularization of cloud, VDI agreements are more and more used.Video playback is always under VDI environment
One insoluble problem.For Web Internet videos, by the virtual desktop system of virtual platform, building service,
So that the video playback in virtual desktop system simply plays and is forwarded to local IP access end and is decoded, such that it is able to make full use of
The CPU and video card resource of VDI clients mitigates Host ends performance pressures being processed.
Traditional virtual machine video reorientation method mainly has after Flash player redirection, Video coding to client
The methods such as the image mode transmission for decode again, intercepting video area to compress, but can not all efficiently solve video and webpage
Interactive problem, and be required for consuming substantial amounts of bandwidth, and video except Flash player resets outside most methods
Coding and compression also result in substantial amounts of memory consumption.
The content of the invention
It is that one kind can solve the problem that and regard it is an object of the invention to provide a kind of method that virtual desktop web video is redirected
The virtual machine video reorientation method that frequency is interacted with webpage, while ensure that internal memory and network performance.
The technical solution for realizing the object of the invention is：A kind of method that virtual desktop web video is redirected, for
Web video, virtual desktop system exchanges the web video of VDI servers and VDI clients by the way of Interactive Dynamic agency
Access information, using the CPU or video card resource of VDI clients to web video decoding data.The Interactive Dynamic agency
Method has designed and Implemented VDI service end Interactive Dynamic proxy modules, VDI client using SPICE protocol and browser plug-in
End Interactive Dynamic proxy module, the communication protocol between VDI server agents and VDI Client Agents, can adaptively by
Originally the web video in the decoding of VDI server ends is redirected to VDI clients.
Comprise the following steps that：
（1）The website links comprising video are detected positioned at the Interactive Dynamic proxy service module of VDI service ends, VDI is triggered
The agency's switch acted on behalf of forwarding capability, that is, open correspondence video of service end Interactive Dynamic proxy service module；
（2）VDI server end Interactive Dynamics proxy service module builds agent communication protocol transmission and gives VDI client terminal interactives
Dynamic proxy service module, such as finds that agency service has untreated video request, transfers to VDI clients demons to carry out
Process；
（3）VDI server ends Interactive Dynamic agency obtains browser position using screen synch technology, and VDI clients are guarded
Routine call browser processes the request, using client CPU or GPU resource decoded video streams, renders regard in a browser
Frequently；
（4）If VDI server end Interactive Dynamic proxy service modules detect what user in server-side browser clicked on
Link does not include video access, then directly open in a browser；If detecting what user in server-side browser clicked on
Link includes video access, then the request transfers to VDI server interactive dynamic proxies service module to process, and returns the（1）Step
Start to repeat said process.
The present invention compared with prior art, its remarkable advantage：（1）When watching video under VDI environment, VDI servers are only
It is responsible for video request information transfer to client, the decoding and compression of video data is not carried out on VDI servers, drops significantly
The burden of low VDI servers.
（2）Client will not incur loss in local decoding video file, video file because of middle repeating process,
User can experience good viewing effect in VDI clients.
（3）Client need not consume more cpu resources with the increase of local resolution ratio in decoding data and use
In video decoding, the burden of VDI clients is reduced.
Description of the drawings
Fig. 1 is the system deployment schematic diagram of Interactive Dynamic agency of the present invention.
Fig. 2 is that the present invention implements the request of web video redirection and recovery process schematic diagram.
Specific embodiment
The present invention is used for virtual desktop（Virtual Desktop Infrastructure, VDI）Web video redirect
Method, using Interactive Dynamic act on behalf of scheme.Interactive Dynamic is respectively created in VDI server ends and VDI clients to regard
Frequency redirects agency service, and the user's request comprising video is submitted to VDI server end Interactive Dynamics by VDI server modules
Video redirects proxy service module, and the module redirects agency service and communicates with VDI client terminal interactives dynamic video, module
Parsing source video sequence, and video is transmitted directly to into client using special agreement, the agreement can be based on automaton theory pair
Communication mechanism between server agent, Client Agent carries out Correctness Analysis.VDI client terminal interactive dynamic proxy modules
The port of VDI service end Interactive Dynamic proxy modules can be monitored, localization video card resource is called to regarding from Interactive Dynamic
Frequency redirects the video flowing of agency and is decoded, because the expense of Interactive Dynamic agency is far smaller than that video is decoded, this method
The calculating pressure of service end can be greatly reduced, only by sacrificing a small amount of I/O expenses and transmission bandwidth cost by web video stream
Decoding effort move on to client and carry out.
Traditional virtual machine video reorientation method mainly has after Flash player redirection, Video coding to client
Again image mode transmission for decode, intercepting video area to compress etc., but can not all efficiently solve what video was interacted with web
Problem, and be required for consuming substantial amounts of bandwidth except Flash player resets outside most methods, and Video coding and
Compression also results in substantial amounts of memory consumption.And this method is provided and a kind of can solve the problem that the virtual machine video that video is interacted with webpage
Reorientation method, while ensure that low memory consumption and high network performance.
The web video reorientation method of virtual desktop proposed by the present invention can be integrated in the VDI with independent intellectual property right
In product, the deficiency of traditional KVM virtual desktop video playback performances of increasing income is lifted, can be widely applied to large enterprise, army, public affairs
The fields such as peace, education.
The method that virtual desktop web video of the present invention is redirected, comprises the steps：
VDI service ends（Virtual machine）When the request that browser is produced is acted on behalf of by server end Interactive Dynamic, server interaction
Formula dynamic proxy sends proxy requests using the request header whereabouts destination server of client request, obtains destination server and returns
Data after, analyze the entrained information of each request, whether video is included in detection request, if without direct during video
Forwarding capability is acted on behalf of in enforcement, and by data recovery VDI service end browsers are given；If there is video request, start to be handed over client
Mutually formula dynamic proxy is interacted.
The parameter informations such as web page windows size, the position of server-side browser video plug-in unit dynamic access；VDI servers
The information whether end demons dynamic monitoring window size, browser position and browser are opened.
Server end Interactive Dynamic is acted on behalf of from video plug-in unit and server end（Virtual machine）Window acquired in demons
The parameter informations such as mouth size, position, send messages to client demons.In client, client demons build and disappear
Breath queue, takes out pending message from message queue head every time, and when processing per a piece of news, client demons start
Browser, and the size and location of browser is arranged according to information such as corresponding size positions, then according to the request letter for receiving
Breath, makes browser load corresponding web page contents, completes request.
Request and request header information are sent to client terminal interactive dynamic generation by server end Interactive Dynamic agency simultaneously
Reason, client terminal interactive dynamic proxy is received after request header, and mark request is current pending task, while to respective request
Request header be replaced, that is, use server end（Virtual machine）The request header of request replaces the request header of client request.
In addition, server interactive dynamic proxy will change the content for replying corresponding requests, the information in request header is write back locally.
Client video request when client terminal interactive dynamic proxy, client terminal interactive dynamic proxy and server
End Interactive Dynamic agency interacts, and is confirmed whether to be just in pending task.If it is complete primary video to reset
To process, otherwise browser is called to continue to ask in server end.
The present invention is described in further detail below in conjunction with the accompanying drawings.
As shown in Fig. 2 the web video reorientation method under VDI environment of the present invention, comprises the steps：
Step 1：In server and client side deployment Interactive Dynamic agency
Specific practice is：Refering to shown in Fig. 1 respectively by server（Virtual machine）End Interactive Dynamic agency and client terminal interactive
Dynamic proxy is deployed to server（Virtual machine）And client, it is also possible to will both be deployed in server（Virtual machine）On, so
Afterwards agency is arranged in client be deployed in server（Virtual machine）On Client Agent.
Step 2：Server end Interactive Dynamic proxy processing server（Virtual machine）The request of generation.
Specific practice is：Server（Virtual machine）When raw request is by server interactive dynamic proxy, server interaction
Formula dynamic proxy uses server（Virtual machine）The request header whereabouts destination server of request sends proxy requests, obtains target clothes
After the data that business device is returned, the entrained information of each request is analyzed, whether video is included in detection request, when there is no video
Directly exercise and act on behalf of forwarding capability, by data recovery to server（Virtual machine）If there is video request, start with client
End Interactive Dynamic agency interacts.
Step 3：Server end demons collect information
Specific practice is：Server end demons travel through the window of current system, navigate to the handle of current browser, then
Obtain position and the size information of browser window.
Step 4：Browser plug-in collects information
Specific practice is：Server-side browser plug-in unit obtains the position of the viewing area of browser window and size information.
Step 5：Client and server carries out information sharing
Specific practice is：Request and request header information are sent to client terminal interactive and are moved by server interactive dynamic proxy simultaneously
State is acted on behalf of.Client terminal interactive dynamic proxy is received after request header, and mark request is current pending task, while to corresponding
The request header of request is replaced, that is, uses server（Virtual machine）The request header of request replaces the request of client request
Head.In addition, server interactive dynamic proxy will change the content for replying corresponding requests, the information in request header is write back into this
Ground.
Step 6：Client terminal interactive dynamic proxy completes video redirection
Specific practice is：Client video request when client terminal interactive dynamic proxy, client terminal interactive dynamic proxy
Agency interacts with server end Interactive Dynamic, is confirmed whether to be just in pending task.If it is complete once
Video redirection process, otherwise calls browser to continue to ask in server end.
Claims (5)
1. a kind of method that virtual desktop web video is redirected, it is characterised in that：For web video, virtual desktop system is adopted
The mode of Interactive Dynamic agency exchanges the web video access information of VDI servers and VDI clients, using VDI clients
CPU or video card resource are to web video decoding data.
2. the method that virtual desktop web video according to claim 1 is redirected, it is characterised in that：It is described interactive dynamic
State Proxy Method using SPICE protocol and browser plug-in, designed and Implemented VDI service end Interactive Dynamic proxy modules,
VDI client terminal interactive dynamic proxy modules, the communication protocol between VDI server agents and VDI Client Agents.
3. the method that virtual desktop web video according to claim 1 and 2 is redirected, it is characterised in that concrete steps are such as
Under：
（1）The website links comprising video are detected positioned at the Interactive Dynamic proxy service module of VDI service ends, VDI is triggered
The agency's switch acted on behalf of forwarding capability, that is, open correspondence video of service end Interactive Dynamic proxy service module；
（2）VDI server end Interactive Dynamics proxy service module builds agent communication protocol transmission and gives VDI client terminal interactives
Dynamic proxy service module, such as finds that agency service has untreated video request, transfers to VDI clients demons to carry out
Process；
（3）VDI server ends Interactive Dynamic agency obtains browser position using screen synch technology, and VDI clients are guarded
Routine call browser processes the request, using client CPU or GPU resource decoded video streams, renders regard in a browser
Frequently；
（4）If VDI server end Interactive Dynamic proxy service modules detect what user in server-side browser clicked on
Link does not include video access, then directly open in a browser；If detecting what user in server-side browser clicked on
Link includes video access, then the request transfers to VDI server interactive dynamic proxies service module to process, and returns the（1）Step
Start to repeat said process.
4. the method that virtual desktop web video according to claim 3 is redirected, it is characterised in that：Step（2）It is described
Carry out completing request header rewrite operation during communication interaction using agent communication agreement between VDI server ends and VDI clients, its
Process is：VDI server-side browsers are asked after a link comprising video, and VDI server ends Interactive Dynamic agency is same
When replicate the header of a access request and give VDI client terminal interactive dynamic proxy modules, VDI client terminal interactives dynamic
Original access request head is replaced with agency the access request head for receiving, when client request, while in the answer for returning
It is middle that the information related to request is write client, complete the information sharing at client and server end.
5. the method that virtual desktop web video according to claim 3 is redirected, it is characterised in that：Step（3）It is described
VDI servers and VDI client screen synchronous method, the browser plug-in of VDI server ends obtain the webpage on virtual machine and
The data of window, including the Cookie of webpage, Session, origin and window size, position coordinates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610482852.8A CN106657206A (en) | 2016-06-27 | 2016-06-27 | Virtual desktop infrastructure web video redirection method |
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|---|---|---|---|
| CN201610482852.8A CN106657206A (en) | 2016-06-27 | 2016-06-27 | Virtual desktop infrastructure web video redirection method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108322781A (en) * | 2018-02-08 | 2018-07-24 | 武汉噢易云计算股份有限公司 | Promote the method and system that HD video effect is played in virtual desktop |
| CN109446460A (en) * | 2018-10-24 | 2019-03-08 | 国云科技股份有限公司 | A kind of HTML5 Online Video Redirectional system and its implementation |
| CN110062286A (en) * | 2019-02-22 | 2019-07-26 | 上海映云信息技术有限公司 | A method of realizing that video redirects in virtual desktop |
| CN110134450A (en) * | 2018-02-08 | 2019-08-16 | 中兴通讯股份有限公司 | A kind of video reorientation method, device and computer readable storage medium |
| CN112313622A (en) * | 2018-05-04 | 2021-02-02 | 茨特里克斯系统公司 | WebRTC API redirection with window monitoring/overlay detection |
| CN112565869A (en) * | 2020-12-11 | 2021-03-26 | 武汉噢易云计算股份有限公司 | Window fusion method, device and equipment for video redirection |
| CN113301438A (en) * | 2021-05-29 | 2021-08-24 | 南京云步信息科技有限公司 | Cloud desktop video playing method based on underlying virtualization technology |
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| CN105227989A (en) * | 2014-06-24 | 2016-01-06 | 北京云端时代科技有限公司 | A kind of multimedia reorientation method based on VDI Technical Architecture and system |
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| CN102761603A (en) * | 2012-06-07 | 2012-10-31 | 福建升腾资讯有限公司 | Webpage flash video redirection method in VDI environment |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108322781A (en) * | 2018-02-08 | 2018-07-24 | 武汉噢易云计算股份有限公司 | Promote the method and system that HD video effect is played in virtual desktop |
| CN110134450A (en) * | 2018-02-08 | 2019-08-16 | 中兴通讯股份有限公司 | A kind of video reorientation method, device and computer readable storage medium |
| CN110134450B (en) * | 2018-02-08 | 2021-08-10 | 中兴通讯股份有限公司 | Video redirection method, device and computer readable storage medium |
| CN112313622A (en) * | 2018-05-04 | 2021-02-02 | 茨特里克斯系统公司 | WebRTC API redirection with window monitoring/overlay detection |
| CN109446460A (en) * | 2018-10-24 | 2019-03-08 | 国云科技股份有限公司 | A kind of HTML5 Online Video Redirectional system and its implementation |
| CN109446460B (en) * | 2018-10-24 | 2021-11-19 | 国云科技股份有限公司 | HTML5 online video redirection system and implementation method thereof |
| CN110062286A (en) * | 2019-02-22 | 2019-07-26 | 上海映云信息技术有限公司 | A method of realizing that video redirects in virtual desktop |
| CN112565869A (en) * | 2020-12-11 | 2021-03-26 | 武汉噢易云计算股份有限公司 | Window fusion method, device and equipment for video redirection |
| CN113301438A (en) * | 2021-05-29 | 2021-08-24 | 南京云步信息科技有限公司 | Cloud desktop video playing method based on underlying virtualization technology |
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