CN104144351A - Video playing method and device applying virtualization platform - Google Patents
Video playing method and device applying virtualization platform Download PDFInfo
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- CN104144351A CN104144351A CN201410137175.7A CN201410137175A CN104144351A CN 104144351 A CN104144351 A CN 104144351A CN 201410137175 A CN201410137175 A CN 201410137175A CN 104144351 A CN104144351 A CN 104144351A
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Abstract
The invention provides a video playing method applying a virtualization platform. The video playing method comprises the steps that a server side player detects a video playing request of a user; corresponding video playing control information is generated and sent to a client side player; thus, a local playing window is generated through the client side player, and playing request information is sent to a server side video engine; video data are transmitted to a client side to be played through the video engine according to the playing request information of the client side. The load for applying the virtualization server platform is relieved, the concurrence capacity is improved, and video playing speed is improved.
Description
Technical field
The present invention relates to applying virtual, particularly a kind of method and apparatus that accelerates and optimize applying virtual platform video playback.
Background technology
The general main flow scene of applying virtual is the virtual of enterprise application system, is the man-machine interaction logical AND computational logic of application program is kept apart.The displaying of application and being present in alternately on terminal equipment, the deployment of application and move and concentrate on data center.Like this, data are not stored in application terminal, have solved safety problem, and the low configuration requirement in application terminal has reduced equipment cost, and the concentrated deployment of the indifference of application terminal and application and management have reduced maintenance cost and improved maintenance efficiency.
What application virtual platform was tested to maximum is long-distance video, comprises long-distance video broadcasting and monitoring remote video.Applying virtual platform is generally difficult to the effect that reaches real-time aspect video, what reason was that platform itself mainly meets is the interactive application of mouse button disc type, substantially do not consider video optimized, only enough at the network bandwidth and server performance enough good situation is just passable reluctantly, such as concurrent, the unimpeded local area network (LAN) of high configuration server, appropriateness.On the other hand, although some applying virtual platform is optimized for multimedia aspect remote protocol, reduce the data volume of Internet Transmission as far as possible, make substantially can under general condition carry out long-distance video, but the Video processing at server end still expends huge resource, be difficult to bear more concurrent.
Therefore,, for existing the problems referred to above in correlation technique, effective solution is not yet proposed at present.
Server of the prior art to be each concurrent user at server end displaying video, then the screen picture in virtual video card carried out to encoding compression processing send to client, need to consume a large amount of images and process and computational resource.Adopt video of the present invention to accelerate after optimization method, if there is buffer memory, be reduced to only transmission according to the real time flow medium data after terminal screen adaptation, reach minimum data amount transmission, and utilizing the playing resource of client to play, server end does not have the consumption of view data playing resource.
2, greatly promote video speed
Internet Transmission reaches the minimum data amount that meets client optimum efficiency, adopts real time flow medium mode, can pass and broadcast, and reaches best video effect.Such as the video of high definition, in playing by applying virtual platform, to mobile terminal, can convert the form that is applicable to smaller screen to, greatly reduce the video data volume of transmission; Transmitted data amount diminishes, and network bandwidth requirement has just been reduced, and video effect can be more smooth, experiences better.
3, greatly promote the concurrent ability of server
Server end burden alleviates, and response speed is accelerated, and greatly can promote concurrent ability.
Summary of the invention
For solving the existing problem of above-mentioned prior art, the present invention proposes a kind of video broadcasting method and device based on applying virtual, to alleviate server load, promote the concurrent ability of server, accelerate video playout speed, and improve user's experience.
The present invention adopts following technical scheme: a kind of video broadcasting method based on applying virtual, comprising:
Step 1, at server end and client deployment media player;
Step 2, server end player detect user's video playback request;
Step 3, in the time video playback request being detected, server end player generates corresponding video playback control information;
Step 4, video playback control information is sent to client player;
Step 5, client player, according to receiving video playback control information, generate local broadcast window, and send playing request information to server end video engine;
Step 6, described video engine, according to the playing request information of client, send video data to client player, play in client.
Preferably, described server end player is arranged on applying virtual Platform Server, and described client player, as the assembly of applying virtual platform client, is virtualized platform client control and calls, and,
Before disposing media player, described applying virtual Platform Server is disposed ready.
Preferably, before described step 2, the method also comprises:
User logins applying virtual Platform Server by terminal, use the Internet-browser accessing video resource on applying virtual platform, in described browser activation server end player for the player plug-in unit of perception video playback request, so that video playback is monitored.
Preferably, described step 3 further comprises:
In the time video playback request being detected, server end player sends to the controller in server end player video playback solicited message,
The video engine of described controller announcement server end player is prepared the video data that will play,
The video source information that video engine can be play is returned to controller.
Preferably, described step 4 controller, by the virtual communication passage of applying virtual platform, is sent to client player Play Control information, and
Described Play Control information comprises window size, the display position on screen, video source information.
Preferably, described step 5 client player solicited message comprises terminal equipment type, screen resolution, screen support number of colours, video source information,
And described step 6 further comprises:
According to the solicited message of client, video engine is given client player according to optimal stream media format by video data transmitting.
Preferably, the video playback window of described step 6 client terminal local is configured to the virtual window in video playback region in corresponding server end Internet-browser current page,
In the time of server end webpage shift in position, the controller of server end player sends to client player event information, client player receives these event informations, and correspondingly changes the window's position and state, to keep it constant in webpage embedded visual effect;
In the time of server end video web page play area shift in position, client player window shift position accordingly;
In the time that server end video web page play area part is invisible, the corresponding part of client player window is hidden;
When server end webpage switches back when visible, client player window carries out the reproduction of corresponding part;
In the time that server end webpage is closed, client player is by close.
Preferably, before video data transmitting is delivered to client player by described video engine, further comprising the steps of:
First check the media data that whether has best-fit client device,
If there is best-fit media data, directly obtain buffer memory, be sent to client;
If there is no best-fit media data, the number of colours of terminal equipment type, screen resolution and the support providing according to client player is carried out format conversion to video source data, the form of playing to convert the most applicable counterpart terminal to,
In carrying out format conversion, by the media data transmission of immediately changing out to client, with the real-time that ensures to play, simultaneously and the media data cache after adaptation.
Preferably, described terminal comprises personal computer, smart mobile phone or flat computer.
According to a further aspect in the invention, provide a kind of device of the video playback for applying virtual, having comprised:
Deployment module, at server end and client deployment media player;
Player card module, for detecting user's video playback request at server end Internet-browser;
Video engine module, for obtaining original video data, carries out format adaptation conversion to video data, and according to the request transmission of video flow data of client player.
Playing controller module, for the monitor service end event relevant to video playback window, and is sent to client player by video playback control information;
Local module, for making client player according to the video playback information of receiving, generates local broadcast window, and sends playing request information to server end video engine, controls the state of local player window;
Preferably, described server end player is arranged on applying virtual Platform Server, and described client player, as the assembly of applying virtual platform client, is virtualized platform client control and calls.
Preferably, described device further comprises:
Login module, for making user login applying virtual Platform Server by terminal,
Browser module, for receiving the access of user to video resource, in described browser activation server end player for the player plug-in unit of perception video playback request, so that video playback is monitored.
Preferably, described video engine module further comprises:
Video data acquisition module, in the time video playback request being detected, obtains corresponding video data information from original video source;
Adaptation module, for according to the solicited message of client player, carries out format conversion according to the most applicable terminal equipment broadcast format to the video data of request.
Video data search module, for the whether existing video data that meets client player request form of quick-searching buffer memory.
Video data transmitting module, for according to the playing request information of client, sends video data to client player, plays in client.
Preferably, described controller module, in the time receiving the user video playing request information that video player plug-in unit transmits, the video engine of announcement server end player is prepared the video data that will play, and the video source information of playing returned of receiver, video engine, generating video Play Control information, sends to client.
Preferably, described video playback control information comprises window size, the display position on screen, video source information.
Preferably, the video playback solicited message that described client sends to service end comprises terminal equipment type, screen resolution, screen support number of colours, video source information.
Than prior art, the having the following advantages of technical scheme of the present invention:
1, greatly alleviate service load
Brief description of the drawings
Fig. 1 is according to the flow chart of the virtual platform video accelerated method of the embodiment of the present invention.
Fig. 2 is according to the virtual platform server end of the embodiment of the present invention and the structural representation of client.
Embodiment
Various ways can be for (comprising the process of being embodied as; Device; System; Material composition; The computer program comprising on computer-readable recording medium; And/or processor (such as following processor, this processor is configured to carry out instruction that store on the memory that is coupled to processor and/or that provided by this memory)) enforcement the present invention.In this manual, any other form that these enforcements or the present invention can adopt can be called technology.Generally speaking, can change within the scope of the invention the sequence of steps of disclosed process.Unless separately had and expressed, the parts (such as processor or memory) that are described as being configured to execute the task may be embodied as by provisional configuration to become in preset time to carry out the general parts of this task or be manufactured into the concrete parts of carrying out this task.
Below provide the detailed description to one or more embodiment of the present invention together with illustrating the accompanying drawing of the principle of the invention.Describe the present invention in conjunction with such embodiment, but the invention is not restricted to any embodiment.Scope of the present invention is only defined by the claims, and the present invention contain manyly substitute, amendment and equivalent.Set forth in the following description many details to provide thorough understanding of the present invention.These details are provided for exemplary purposes, and also can realize the present invention according to claims without some or all details in these details.
Before not doing optimization, server need to complete two work, the one, video is shown in virtual video card, need to consume a large amount of Video processing computational resources, the 2nd, server end virtual video card displaying contents is sent to client by screen, in order to reduce transmitted data amount, the general method adopting by screen image compression, this class compression is weaker than Streaming Media compress technique far away, and play same content repeatedly, these actions all will be repeatedly.
In view of this, the object of the invention is to video broadcasting method to be optimized processing, only do disposable video format conversion at server end, the data volume of transmission is significantly less than the transmission of not optimizing, in generating buffer memory, only carry out streaming media, computational resource consumption is far smaller than the situation that there is no optimization.
Fig. 1 is according to the flow chart of the virtual platform video accelerated method of the embodiment of the present invention.Particularly, video accelerated method of the present invention comprises the following steps:
1, at server end and client deployment media player.
Media player comprises server end player and client player.Wherein, server end player is made up of Internet-browser player plug-in unit (hereinafter to be referred as player plug-in unit), video engine and controller and three assemblies.Server end player is arranged on applying virtual Platform Server, and client player is arranged in long-distance user's terminal, and user terminal can comprise the terminals such as personal computer, smart mobile phone and PAD flat computer.
Disposing before media player, must ensure applying virtual Platform Server dispose ready, and player and server disposition ready after, this player is set to the acquiescence media player on server.
Aspect client, in the time that the terminal equipment of applying virtual platform client software has been installed in user's use, this has installed the client player realizing according to the present invention terminal, this client player is not set to default player, just, as an assembly of applying virtual platform client, be only virtualized platform client and control and call.
Fig. 2 is according to the virtual platform server end of the embodiment of the present invention and the structural representation of client.
2, server end player detects user's video playback request.
In the time that user accesses Online Video resource, server end player is monitored video display process.
Further, user logins after applying virtual platform by this terminal, uses the Internet-browser accessing video resource on applying virtual platform.Now, the player plug-in unit of this browser activation server end player, this plug-in unit, for the request of perception video playback, is monitored video playback.
3,, in the time video playback request being detected, server end player generates corresponding video playback control information.
According to an aspect of the present invention, in the time video playback request being detected, server end player plug-in unit sends to video playback solicited message the controller of server end, the video engine of this controller announcement server end is prepared the video data that will play, and video engine is returned to the video source information that controller can be play.
Different by browser receiver, video from prior art, the present invention receives original video media data and buffer memory to be played by the video engine arranging in server platform; When client needs, video engine is also for sending to client player video media-data with the form of applicable terminal plays.
4, video playback control information is sent to client player by controller.
In the virtual platform of embodiments of the invention, controller is by the virtual communication passage of applying virtual platform, Play Control information is sent to client player, and Play Control information comprises window size, display position, video source information etc. on screen.
5, client player, according to the video playback control information of receiving, generates a local video broadcast window, and sends playing request to server end video engine.
This solicited message comprises terminal equipment type, screen resolution, screen support number of colours, video source information etc.
In the present invention, video playback is to be triggered by the Internet-browser on applying virtual Platform Server, the video playback window of client terminal local is seen as the virtual window in video playback region in corresponding server end Internet-browser current page, visually it seems, this broadcast window similarly is to be embedded in the webpage of server end browser.
6, server end video engine sends client player to the video data of client-requested, by client player displaying video.
According to the difference of the configuration of user terminal and player, video engine, according to optimal stream media format, is given client player by video data transmitting.
The further embodiment according to the present invention, in the time that server end webpage influence of change arrives video area, the controller assemblies of server end player can send to client player event information, and video player at client end responds these events broadcast window is controlled.
For example: in the time of server end webpage shift in position, client player window is also wanted corresponding shift position, to keep its consistency in webpage embedded visual effect; When switch due to server end webpage or the capped video web page play area that makes of webpage all or part of sightless time, video player at client end will be processed local player window and make it completely or partially to hide, when webpage switches back, client player window also reappears; In the time that server end webpage is closed, client player window is corresponding also will close.
The further embodiment according to the present invention, before media data is sent to client player: video engine is processed the media data of buffer memory by following process:
First check the media data that whether has best-fit client device,
If had, directly obtain buffer memory, be sent to client;
If no, the number of colours of terminal equipment type, screen resolution and the support just providing according to client player is carried out format conversion to video source data, the form of playing to convert the most applicable counterpart terminal to,
For ensureing real-time, in carrying out video conversion, transmit, i.e. the transmission of limit conversion limit, the while also gets off the media data cache after adaptation.
In this way, when the terminal of same specification is play again, just do not need to repeat conversion.
According to a further aspect in the invention, provide a kind of device of the video playback for applying virtual, having comprised:
Deployment module, at server end and client deployment media player;
Player card module, for detecting user's video playback request at server end Internet-browser;
Video engine module, for obtaining original video data, carries out format adaptation conversion to video data, and according to the request transmission of video flow data of client player.
Playing controller module, for the monitor service end event relevant to video playback window, and is sent to client player by video playback control information;
Local module, for making client player according to the video playback information of receiving, generates local broadcast window, and sends playing request information to server end video engine, controls the state of local player window;
Preferably, described server end player is arranged on applying virtual Platform Server, and described client player, as the assembly of applying virtual platform client, is virtualized platform client control and calls.
Preferably, described device further comprises:
Login module, for making user login applying virtual Platform Server by terminal,
Browser module, for receiving the access of user to video resource, in described browser activation server end player for the player plug-in unit of perception video playback request, so that video playback is monitored.
Preferably, described video engine module further comprises:
Video data acquisition module, in the time video playback request being detected, obtains corresponding video data information from original video source;
Adaptation module, for according to the solicited message of client player, carries out format conversion according to the most applicable terminal equipment broadcast format to the video data of request.
Video data search module, for the whether existing video data that meets client player request form of quick-searching buffer memory.
Video data transmitting module, for according to the playing request information of client, sends video data to client player, plays in client.
Preferably, described controller module, in the time receiving the user video playing request information that video player plug-in unit transmits, the video engine of announcement server end player is prepared the video data that will play, and the video source information of playing returned of receiver, video engine, generating video Play Control information, sends to client.
In sum, video accelerated method and device that the present invention proposes, although media data is still in server-side processes, but after optimizing acceleration, the higher workload of requirement of real-time reduces greatly, server burden alleviates greatly, the server of same configuration can carry more users and use simultaneously, makes server resource utilance higher, and therefore lowers energy resource consumption.
Obviously, it should be appreciated by those skilled in the art, above-mentioned of the present invention each module or each step can realize with general computing system, they can concentrate on single computing system, or be distributed on the network that multiple computing systems form, alternatively, they can be realized with the executable program code of computing system, thereby, they can be stored in storage system and be carried out by computing system.Like this, the present invention is not restricted to any specific hardware and software combination.
Should be understood that, above-mentioned embodiment of the present invention is only for exemplary illustration or explain principle of the present invention, and is not construed as limiting the invention.Therefore any amendment of, making, be equal to replacement, improvement etc., within protection scope of the present invention all should be included in without departing from the spirit and scope of the present invention in the situation that.In addition, claims of the present invention are intended to contain whole variations and the modification in the equivalents that falls into claims scope and border or this scope and border.
Claims (15)
1. the video broadcasting method based on applying virtual, is characterized in that, comprising:
Step 1, at server end and client deployment media player;
Step 2, server end player detect user's video playback request;
Step 3, in the time video playback request being detected, server end player generates corresponding video playback control information;
Step 4, video playback control information is sent to client player;
Step 5, client player, according to receiving video playback control information, generate local broadcast window, and send playing request information to server end video engine;
Step 6, described video engine, according to the playing request information of client, send video data to client player, play in client.
2. method according to claim 1, is characterized in that, described server end player is arranged on applying virtual Platform Server, described client player is as the assembly of applying virtual platform client, be virtualized platform client control and call, and
Before disposing media player, described applying virtual Platform Server is disposed ready.
3. method according to claim 1, is characterized in that, before described step 2, the method also comprises:
User logins applying virtual Platform Server by terminal, use the Internet-browser accessing video resource on applying virtual platform, in described browser activation server end player for the player plug-in unit of perception video playback request, so that video playback is monitored.
4. method according to claim 1, is characterized in that, described step 3 further comprises:
In the time video playback request being detected, server end player sends to the controller in server end player video playback solicited message,
The video engine of described controller announcement server end player is prepared the video data that will play,
The video source information that video engine can be play is returned to controller.
5. method according to claim 1, is characterized in that, in described step 4, controller, by the virtual communication passage of applying virtual platform, is sent to client player Play Control information, and
Described Play Control information comprises window size, the display position on screen, video source information.
6. method according to claim 1, is characterized in that, in described step 5, client player solicited message comprises terminal equipment type, screen resolution, screen support number of colours, video source information,
And described step 6 further comprises:
According to the solicited message of client, video engine is given client player according to optimal stream media format by video data transmitting.
7. method according to claim 1, is characterized in that, the video playback window of described step 6 client terminal local is configured to the virtual window in video playback region in corresponding server end Internet-browser current page,
In the time of server end webpage shift in position, the controller of server end player sends to client player event information, client player receives these event informations, and correspondingly changes the window's position and state, to keep it constant in webpage embedded visual effect;
In the time of server end video web page play area shift in position, client player window shift position accordingly;
In the time that server end video web page play area part is invisible, the corresponding part of client player window is hidden;
When server end webpage switches back when visible, client player window carries out the reproduction of corresponding part;
In the time that server end webpage is closed, client player is by close.
8. method according to claim 1, is characterized in that, before video data transmitting is delivered to client player by described video engine, further comprising the steps of:
First check the media data that whether has best-fit client device,
If there is best-fit media data, directly obtain buffer memory, be sent to client;
If there is no best-fit media data, the number of colours of terminal equipment type, screen resolution and the support providing according to client player is carried out format conversion to video source data, the form of playing to convert the most applicable counterpart terminal to,
In carrying out format conversion, by the media data transmission of immediately changing out to client, with the real-time that ensures to play, simultaneously and the media data cache after adaptation.
9. method according to claim 1, is characterized in that, described terminal comprises personal computer, smart mobile phone or flat computer.
10. for a device for the video playback of applying virtual, comprising:
Deployment module, at server end and client deployment media player;
Player card module, for detecting user's video playback request at server end Internet-browser;
Video engine module, for obtaining original video data, carries out format adaptation conversion to video data, and according to the request transmission of video flow data of client player;
Playing controller module, for the monitor service end event relevant to video playback window, and is sent to client player by video playback control information;
Local module, for making client player according to the video playback information of receiving, generates local broadcast window, and sends playing request information to server end video engine, controls the state of local player window.
11. devices according to claim 10, described server end player is arranged on applying virtual Platform Server, and described client player, as the assembly of applying virtual platform client, is virtualized platform client control and calls.
12. devices according to claim 10, described device further comprises:
Login module, for making user login applying virtual Platform Server by terminal,
Browser module, for receiving the access of user to video resource, in described browser activation server end player for the player plug-in unit of perception video playback request, so that video playback is monitored.
13. devices according to claim 10, described video engine module further comprises:
Video data acquisition module, in the time video playback request being detected, obtains corresponding video data information from original video source;
Adaptation module, for according to the solicited message of client player, carries out format conversion according to the most applicable terminal equipment broadcast format to the video data of request;
Video data search module, for the whether existing video data that meets client player request form of quick-searching buffer memory;
Video data transmitting module, for according to the playing request information of client, sends video data to client player, plays in client.
14. devices according to claim 10, described controller module, in the time receiving the user video playing request information that video player plug-in unit transmits, the video engine of announcement server end player is prepared the video data that will play, and the video source information of playing returned of receiver, video engine, generating video Play Control information, sends to client.
15. devices according to claim 10, described video playback control information comprises window size, the display position on screen, video source information.
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