CN105488837A - Cloud computing based real-time off-screen rendering method, apparatus and system - Google Patents
Cloud computing based real-time off-screen rendering method, apparatus and system Download PDFInfo
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- G—PHYSICS
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
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Abstract
The invention discloses a cloud computing based real-time off-screen rendering method, apparatus and system. The method comprises: receiving a cloud rendering service request sent by a client; enabling a rendering resource and creating a direct connection link of the client and the rendering resource, so that the rendering resource can directly process the cloud rendering service request; performing real-time rendering by the rendering resource and directly sending a rendering result generated in real time to the client; and enabling the client to receive the rendering result in real time and display a picture according to the rendering result. Numerous client devices that are online at the same time can be supported, massive rendering service requests of the client devices can be born, and all online rendering tasks are independent mutually, so that the communication load of a cloud end is reduced and the time delay of a cloud rendering service is shortened.
Description
Technical field
The present invention relates to cloud and play up field, particularly a kind of based on cloud computing real-time from screen rendering intent, Apparatus and system.
Background technology
Along with the development of client terminal operating system, present mobile phone and panel computer have reached comparatively comprehensively intelligent, based on the mobile phone of IOS, Android and Windows operating system and panel computer more and more universal in the life of people, these smart mobile phones and the powerful function of panel computer have also brought numerous convenience.But be limited to the volume of smart mobile phone and panel computer, power consumption and its light requirement, smart mobile phone and dull and stereotyped processor (as calculated and rendering processor) ability powerful all not, what people cannot carry out large-scale 3D height dynamic scene on the Mobile portable such as mobile phone or panel computer terminal device plays up display.
Flourish and the people of adjoint cloud computing are to the requirement of IT O&M low cost simultaneously, there is the service that various cloud computing is relevant, as Iaas (namely architecture serves), Paas (namely platform serves), Saas (namely software serve), its general principle is all the powerful Intel Virtualization Technology utilizing cloud computing, calculating, storage and Internet resources are carried out pondization management, reach any cutting of resource, realize calculating, storing and the High Availabitity of Internet resources, also the overall utilization factor that improve resource.And in traditional IT industry, the large-scale high dynamic scene of 3D plays up the demand that business is numerous industry always, the demand of the universal and large-scale 3D scene rendering of cloud computing service has also naturally been born the service that cloud is played up.
What existing cloud was played up is roughly divided into two large classes: one is play up online, and two is that off-line is played up.This two class is all have employed the mode played up in high in the clouds, the implementation of prior art can only provide the rendering result of time delay, mainly be applicable to film special efficacy and aspect is played up in cartoon making, the real-time interoperability requirement of mobile device end to the large-scale high dynamic scene rendered picture of 3D can not be met, the 3D special efficacy image quality of display is poor, cannot provide the good Consumer's Experience of high dynamically 3D real-time scene service at client terminal to user.
Chinese invention patent (application publication number: CN103313120A) discloses a kind of method of display frame, and the method comprises the steps: to obtain the image information playing up entity; Described image information is sent to high in the clouds, plays up to obtain rendering result to described entity of playing up according to described image information by high in the clouds; Obtain the rendering result that high in the clouds returns, according to described rendering result display frame.
This invention is by carrying out Rendering operations beyond the clouds, reduce the demand for portable consumer terminal its own processing capabilities, various types of terminal can be applicable to, even if the client terminal of low side type is suitable for too, and by the stronger processing power in high in the clouds, the cloud that can carry out 3D scene on customer terminal equipment plays up display.
But for large-scale 3D scene, be sent to obtaining the image information playing up entity high in the clouds and receive in two processes of the rendering result that high in the clouds returns, because the data volume of transmission increases, under the condition of the identical network bandwidth, the time expended will increase, and namely time delay increases.And correspondingly support that the quantity that online client reaches also can reduce, the traffic load once high in the clouds reaches critical value, and the rendering task of the client exceeded will be suspended, and time delay is even more serious simultaneously.
Summary of the invention
The object of the invention is to overcome above-mentioned deficiency existing in prior art, there is provided a kind of based on cloud computing real-time from screen rendering intent, can support that simultaneously online client device is many, what can carry the client device of magnanimity plays up services request, and, all online rendering tasks are separate, not only alleviate the traffic load in high in the clouds, also reduce the time delay that cloud plays up service.
According to an aspect of the present invention, provide a kind of based on cloud computing real-time from screen rendering intent, it comprises:
Receive after cloud that client sends plays up services request, enable rendering resources and create the direct connected link of described rendering resources and described client;
Described direct connected link creates successfully, plays up services request according to described cloud, and described rendering resources carries out real-time rendering, and the rendering result produced in real time is sent to described client by described direct connected link;
After the described rendering result of real-time reception, according to described rendering result, the real-time display frame of described client.
According to a kind of concrete embodiment, after the cloud that reception client sends plays up services request, first access rendering resources list, whether inquiry has available rendering resources;
If have, then enable wherein optimum rendering resources; Otherwise return without available rendering resources information to described client.
According to a kind of concrete embodiment, when enabling described rendering resources, obtain the address of described rendering resources, and distribute to described client communication port, the communication port of the address of described rendering resources and described client is bound, to create the described direct connected link of described rendering resources and described client.
According to a kind of concrete embodiment, described direct connected link creates successfully, according to described cloud play up describe in services request play up entity, described rendering resources first download described in play up the resource data of entity;
After the described resource data playing up entity has been downloaded, the rendering content described in request is played up according to described cloud, described rendering resources carries out real-time rendering to the described resource data playing up entity, and produces rendering result in real time in the frame buffer of described rendering resources;
Described rendering result in frame buffer described in Real-time Obtaining, and after compressed encoding is carried out to it, be sent to described client by described direct connected link.
According to a kind of concrete embodiment, according to the operation of the communication conditions on described direct connected link and described client, the transmission frequency of the described rendering result of adjustment in real time.
According to a kind of concrete embodiment, receive before described cloud that described client sends plays up services request, first receive described client and send user rs authentication request;
Resolve the subscriber identity information comprised in described user rs authentication request, and whether identifying user identity information is consistent with the subscriber identity information bound in advance;
If consistent, then return identifying information to described client, and foundation is connected with the heartbeat of described client, otherwise, do not return identifying information to described client.
According to a kind of concrete embodiment, after returning described identifying information to described client, if receive the heartbeat packet of described client transmission, then judge the success of described heartbeat connection establishment, user is added in the online list of user; If do not receive the heartbeat packet that described client sends, then judge the failure of described heartbeat connection establishment, user's off-line;
Further, after described heartbeat connection establishment success, if receive the off-line request of described client transmission, then disconnect described heartbeat and connect, user is removed from the online list of described user, and discharge the described direct connected link and enabled rendering resources that have created.
According to a kind of concrete embodiment, set up after being connected with the heartbeat of described client, receive the heartbeat packet that described client sends by certain frequency, with the logging status of monitor user ', and after often receiving a described heartbeat packet, timing of starting from scratch immediately;
If go offline threshold time described in timing time is more than or equal to, user is removed from the online list of described user, discharge the described direct connected link and enabled rendering resources that have created.
According to a kind of concrete embodiment, according in the online peak period of described client, open the rendering resources of some in advance, and in the described client online low ebb phase, close the rendering resources of some.
According to an aspect of the present invention, also provide a kind of based on cloud computing real-time from screen rendering device, it comprises:
Communication transfer unit, the cloud sent for receiving client plays up services request;
Rendering resources unit, carries out for providing rendering resources playing up service;
Rm-cell, for managing and enabling described rendering resources;
Traffic scheduling unit, for creating the direct connected link of described rendering resources and described client.
According to a kind of concrete embodiment, described rm-cell comprises:
Rendering resources list subelement, for preserving the address of each rendering resources in described rendering resources unit, and adds up by the duty of certain frequency to each rendering resources, and according to statistics, sets up rendering resources list;
Rendering resources enables subelement, for inquiring about in described rendering resources list whether have available rendering resources, and when there being available rendering resources, enables wherein optimum rendering resources, otherwise, return without available resource information to described client;
Rendering resources address sends subelement, is sent to described traffic scheduling unit, uses when creating described direct connected link for described traffic scheduling unit for the address described rendering resources being enabled the rendering resources that subelement is enabled.
According to a kind of concrete embodiment, described traffic scheduling unit comprises:
Communication link management subelement, for giving described client allocate communications port, and behind the address receiving the rendering resources that described rendering resources address transmission subelement sends, the communication port of the address of described rendering resources and described client is bound, to create the described direct connected link of described rendering resources and described client.
According to a kind of concrete embodiment, described rendering resources comprises:
Subelements under resource data, for play up according to described cloud describe in services request play up entity, request download described in play up the resource data of entity, and perform the download of described resource data;
Play up execution subelement, for playing up the rendering content described in request according to described cloud, real-time rendering is carried out to described resource data;
Frame buffer subelement, for playing up the rendering result performing subelement and produce in real time described in buffer memory;
Compressed encoding subelement, for the rendering result in frame buffer sublayer unit described in Real-time Obtaining, and to described rendering result compressed encoding;
Rendering result sends subelement, for real-time by the rendering result after the process of described compressed encoding subelement, described client is sent to by described direct connected link, and according to the communication conditions of described direct connected link and the operation of described client, the transmission frequency of the described rendering result of adjustment in real time.
According to a kind of concrete embodiment, described device also comprises:
Storage unit, plays up actual resource data for what prestore user;
Database management unit, actual resource data are played up for leading subscriber, and when described rendering resources request downloaded resources data, send the storage address of described resource data in described storage unit to described rendering resources, download described resource data for described rendering resources.
According to a kind of concrete embodiment, described device comprises service management unit, and,
Described communication transfer unit, also for receiving user rs authentication request and the off-line request of the transmission of described client;
Described database management unit, also for the identity information of leading subscriber, and the subscriber identity information that storage user binds in advance;
Described traffic scheduling unit, also for by described user rs authentication request and described off-line request forward to described service management unit.
According to a kind of concrete embodiment, described service management unit comprises:
Identity information checking subelement, for resolving the subscriber identity information comprised in described user rs authentication request, and described subscriber identity information is sent to described database management unit compares, verify that whether described subscriber identity information is consistent with the subscriber identity information bound in advance;
Heartbeat connexon unit, for whether consistent with the subscriber identity information bound in advance according to described subscriber identity information, return identifying information to described client, and foundation is connected with the heartbeat of described client; And after returning described identifying information to described client, receive the heartbeat packet that described client sends, if receive described heartbeat packet, then judge the success of described heartbeat connection establishment, if do not receive described heartbeat packet, then judge described heartbeat connection failure, user's off-line; And after described heartbeat connection establishment success, when receiving the described off-line request of described client transmission, disconnect described heartbeat and connect;
The online list management subelement of user, for setting up the online list of user, and when described heartbeat connection establishment success, is added to the online list of described user by user; And when receiving the described off-line request that described client sends, user is removed from the online list of described user, discharge the described direct connected link and enabled rendering resources that have created.
According to a kind of concrete embodiment, described heartbeat connexon unit, also for after reception described heartbeat packet, to start from scratch timing, and when going offline threshold time described in described timing time is greater than, user's information of going offline is sent to the online list management subelement of described user, described user is removed by described user online list management subelement from the online list of described user, discharge the described direct connected link and enabled rendering resources that have created.
According to a kind of concrete embodiment, described device also comprises:
Intelligent management unit, in the online peak period of user, opens the rendering resources of some in advance, and in user's online low ebb phase, closes the rendering resources of some.
According to an aspect of the present invention, also provide a kind of based on cloud computing real-time from screen rendering system, it is characterized in that, comprise client, public network and some user resources ponds, unique public network IP is bound in described user resources pond respectively, described client, by linking to described public network IP, accesses described user resources pond;
Described user resources pond comprises router, rendering resources server, resource management server and traffic scheduling server; Wherein,
Described router, sends cloud play up services request for receiving described client, and described cloud is played up services request and be forwarded to described traffic scheduling server;
Described traffic scheduling server, for creating the direct connected link of described rendering resources and described client, and plays up services request and is forwarded to described rendering resources server and described resource management server by described cloud;
Described rendering resources server, carries out for providing rendering resources playing up service;
Described resource management server, for managing and enabling described rendering resources.
According to a kind of concrete embodiment, described resource management server preserves the address of each rendering resources in described rendering resources server, and add up by the duty of certain frequency to each rendering resources, and according to statistics, set up rendering resources list;
The described cloud that described resource management server receives described traffic scheduling server forwards plays up services request, inquire about in described rendering resources list and whether have available rendering resources, if have, then enable wherein optimum rendering resources, otherwise return without available resource information to described client;
Described resource management server enables rendering resources, and the address of described rendering resources is sent to described traffic scheduling server, uses when creating described direct connected link for described traffic scheduling server.
According to a kind of concrete embodiment, described traffic scheduling server receives the address that described resource management server sends, and distribute to described client communication port, the communication port of the address of described rendering resources and described client is bound, to create the described direct connected link of described rendering resources and described client.
According to a kind of concrete embodiment, described rendering resources according to described cloud play up describe in services request play up entity, play up the resource data of entity described in download; And the rendering content described in request is played up according to described cloud, real-time rendering is carried out to the described resource data downloaded, the rendering result produced in real time in frame buffering;
Described rendering resources carries out compressed encoding to the rendering result in described frame buffering; By the rendering result after compressed encoding, be sent to described client by described direct connected link, and according to the communication conditions of described direct connected link and the operation of described client, the transmission frequency of the described rendering result of adjustment in real time.
According to a kind of concrete embodiment, described system comprises database server and storage server; Described user resources pond shares described database server and described storage server; Wherein,
Described storage server, plays up actual resource data for what prestore user;
Described Database Administration Server, actual resource data are played up for leading subscriber, and when described rendering resources request downloaded resources data, the storage address of described resource data in described storage server is sent to described rendering resources, downloads described resource data for described rendering resources.
According to a kind of concrete embodiment, described system comprises: subscriber management server, and,
Described router, also for receiving the user rs authentication request that described client sends;
Described Database Administration Server, also for the identity information of leading subscriber, and the subscriber identity information that storage user binds in advance;
Described traffic scheduling server, also for by described user rs authentication request forward to described subscriber management server.
According to a kind of concrete embodiment, described subscriber management server receives the user rs authentication request of described traffic scheduling server forwards, and resolve the subscriber identity information comprised in described user rs authentication request, described subscriber identity information is sent to described database management unit compare, verifies that whether described subscriber identity information is consistent with the subscriber identity information bound in advance;
Whether described subscriber management server is consistent with the subscriber identity information bound in advance according to described subscriber identity information, returns identifying information to described client, described client set up and is connected with the heartbeat of described subscriber management server;
After returning described identifying information to described client, described subscriber management server receives the heartbeat packet that described client sends, then judge the success of described heartbeat connection establishment, and user be added in the online list of user; Described subscriber management server does not receive described heartbeat and connects, then judge described heartbeat connection failure, user's off-line;
After described heartbeat connection establishment success, described subscriber management server receives the described off-line request that described client sends, then disconnect described heartbeat to connect, user is removed from the online list of described user, and discharge the described direct connected link and enabled rendering resources of stopping using that have created.
According to a kind of concrete embodiment, after described subscriber management server receives a described heartbeat packet, timing of starting from scratch;
If go offline threshold time described in described timing time is greater than, described user removes by described subscriber management server from the online list of described user, and discharges the described direct connected link and enabled rendering resources of stopping using that have created.
According to a kind of concrete embodiment, described system comprises:
Described intelligent management server, in the online peak period of user, opens the rendering resources of some in advance, and in user's online low ebb phase, closes the rendering resources of some.
Compared with prior art, beneficial effect of the present invention:
The present invention is after the cloud accepting client transmission plays up services request, enable rendering resources and create the direct connected link of client terminal and rendering resources, make rendering resources directly process cloud and play up services request, rendering resources carries out real-time rendering and the rendering result produced in real time is directly sent to client, make client terminal real-time reception rendering result and according to rendering result display frame, can not only support that simultaneously online client device is many, what can carry the client device of magnanimity plays up services request, and, all online rendering tasks are separate, alleviate the traffic load in high in the clouds, reduce the time delay that cloud plays up service.
Simultaneously, operation also according to the communication conditions on direct connected link and client in the present invention, the transmission frequency of real-time dynamic conditioning rendering result and the compression carrying out in various degree to rendering result, further, reduce the time delay of service of playing up, can realize the real-time interoperability of user and large-scale 3D scene, be the good Consumer's Experience that user provides the service of high dynamically 3D real-time scene at customer terminal equipment.
And the present invention can also play up the temporal regularity of service by recording user request cloud, and according to this temporal regularity, reasonably controls the standby quantity of rendering resources, reduces energy resource consumption, energy-conserving and environment-protective when ensureing user resources abundance.
Accompanying drawing explanation
Fig. 1 is the basic procedure schematic diagram that the inventive method cloud plays up service;
Fig. 2 is the schematic flow sheet that the inventive method enables rendering resources;
Fig. 3 is the schematic flow sheet of the inventive method rendering resources real-time rendering;
Fig. 4 is the basic procedure schematic diagram of the inventive method identifying user identity information;
Fig. 5 is the schematic flow sheet that the inventive method management heartbeat connects;
Fig. 6 is the schematic flow sheet that the inventive method user logging status judges;
Fig. 7 is the structural representation of first embodiment of apparatus of the present invention;
Fig. 8 is the structural representation of second embodiment of apparatus of the present invention;
Fig. 9 is the structural representation of the 3rd embodiment of apparatus of the present invention;
Figure 10 is the structural representation of the 4th embodiment of apparatus of the present invention;
Figure 11 is the structural representation of the 5th embodiment of apparatus of the present invention;
Figure 12 is the structural representation of the 6th embodiment of apparatus of the present invention;
Figure 13 is the structural representation of the first embodiment of present system;
Figure 14 is the structural representation of the second embodiment of present system;
Figure 15 is the structural representation of the 3rd embodiment of present system.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail.But this should be interpreted as that the scope of the above-mentioned theme of the present invention is only limitted to following embodiment, all technology realized based on content of the present invention all belong to scope of the present invention.
The inventive method cloud shown in composition graphs 1 plays up the basic procedure schematic diagram of service; In the client of application with 3D scene, user carries out certain associative operation to the application of this 3D scene, as to rotation, the movement and zoom operations etc. of playing up entity, after these associative operations are by this 3D scene application identification, the cloud comprising relevant rendering content and play up entity information can be generated and play up services request.Therefore, after user completes associative operation on the client, send relevant cloud by client and play up services request, play up service to ask cloud.
The present invention is based on the real-time of cloud computing to comprise from screen rendering intent:
Receive after cloud that client sends plays up services request, enable rendering resources and create the direct connected link of rendering resources and client.
Direct connected link creates successfully, plays up services request according to cloud, and rendering resources carries out real-time rendering, and the rendering result produced in real time is sent to client by direct connected link.
After the rendering result of real-time reception, according to rendering result, the real-time display frame of client.
The present invention, by creating the direct connected link of rendering resources and client, makes all online rendering tasks separate, alleviates the traffic load in high in the clouds, reduce the time delay that cloud plays up service.
The inventive method shown in composition graphs 2 enables the schematic flow sheet of rendering resources; Wherein, after the cloud that reception client sends plays up services request, first access rendering resources list, whether inquiry has available rendering resources.
If have, then enable wherein optimum rendering resources; Otherwise return without available rendering resources information to client.
Concrete, when rendering resources list has an available rendering resources, because rendering resources is distributed in different physical machine, and some rendering resources relative application frequency is slightly high, enabling wherein optimum rendering resources, is namely the physical machine determining that operating load is lower, and in this physical machine, enable the rendering resources that frequency of utilization is relatively low, be conducive to the use balancing rendering resources like this, enabling of rendering resources of making rational planning for, avoid the idle of rendering resources.
And, when enabling rendering resources, also obtain the address of rendering resources, and distribute to client communication port, the communication port of the address of rendering resources and client is bound, to create the direct connected link of rendering resources and client.
Time in rendering resources list without available rendering resources, then cloud is played up services request and hang up, wait for when having available resources, reoffer the service of playing up.
The schematic flow sheet of the inventive method rendering resources real-time rendering shown in composition graphs 3; Direct connected link creates successfully, according to cloud play up describe in services request play up entity, first rendering resources downloads the resource data playing up entity.
After the resource data playing up entity has been downloaded, play up the rendering content described in request according to cloud, rendering resources carries out real-time rendering to the resource data playing up entity, and produces rendering result in real time in the frame buffer of rendering resources.
Rendering result in Real-time Obtaining frame buffer, and after compressed encoding is carried out to it, be sent to client by direct connected link.
Concrete, rendering resources is the resource possessing GPU hardware, and playing up of data has come mainly through GPU.The flow process of data render can be traditional rendering pipeline processing procedure, and also can be rendering pipeline treatment scheme able to programme, final rendering result all can be placed in frame buffer.
And, when rendering result is sent to client, also according to the operation of the communication conditions on direct connected link and client, the transmission frequency of adjustment rendering result in real time.When the communication conditions on direct connected link is bad, then reduce the transmission frequency of rendering result, in order to avoid cause client data congestion and communication overload when receiving, affect Consumer's Experience, and when user carries out associative operation in client, according to this associative operation, real-time adjustment transmission frequency, and after client completes associative operation, send rendering result to client with the transmission frequency after adjusting, make user experience rendering effect significantly.By so above-mentioned processing mode, the present invention reduces the time delay of service of playing up, and can realize the real-time interoperability of user and large-scale 3D scene, is the good Consumer's Experience that user provides the service of high dynamically 3D real-time scene at customer terminal equipment.
The basic procedure schematic diagram of the inventive method identifying user identity information shown in composition graphs 4; Before the cloud that reception client sends plays up services request, first receive client and send user rs authentication request.
By resolving the subscriber identity information comprised in user rs authentication request, and this subscriber identity information and the subscriber identity information bound in advance are compared, to verify that whether this subscriber identity information is consistent with the subscriber identity information bound in advance.
If consistent, then return identifying information to client, and foundation is connected with the heartbeat of client, otherwise, do not return identifying information to client.
The schematic flow sheet that the inventive method management heartbeat shown in composition graphs 5 connects; After returning identifying information to client, if receive the heartbeat packet of client transmission, then judge the success of heartbeat connection establishment, user is added in the online list of user; If do not receive the heartbeat packet that client sends, then judge the failure of heartbeat connection establishment, user's off-line;
Further, after the success of heartbeat connection establishment, if receive the off-line request of client transmission, then disconnect heartbeat and connect, user is removed from the online list of user, and discharge the direct connected link and enabled rendering resources that have created.
The schematic flow sheet that the inventive method user logging status shown in composition graphs 6 judges; Set up after being connected with the heartbeat of client, receive the heartbeat packet that client presses certain frequency transmission, with the logging status of monitor user ', and after often receiving a heartbeat packet, timing of starting from scratch immediately.
If timing time is more than or equal to the threshold time that goes offline, then think that user goes offline, user is removed from the online list of user, discharge the direct connected link and enabled rendering resources that have created.
The present invention is based on the real-time rule also adding the online list of access customer from screen rendering intent according to client of cloud computing, in the online peak period of client, open the rendering resources of some in advance, and in the client online low ebb phase, close the rendering resources of some.
Based on same inventive concept, the present invention also provide a kind of based on cloud computing real-time from screen rendering device.The structural representation of first embodiment of the apparatus of the present invention shown in composition graphs 7; The present invention is based on the real-time of cloud computing to comprise from screen rendering device: communication transfer unit, rendering resources unit, rm-cell and traffic scheduling unit.
Wherein, communication transfer unit plays up services request for the cloud receiving client and send, and the cloud of reception is played up services request is forwarded to traffic scheduling unit.Cloud is played up services request and is forwarded to rm-cell by traffic scheduling unit, rm-cell manages and enables rendering resources, rendering resources is provided by rendering resources unit, and traffic scheduling unit creates the direct connected link of rendering resources and client, is undertaken playing up service by rendering resources.
The structural representation of second embodiment of the apparatus of the present invention shown in composition graphs 8; Wherein, rm-cell comprises: rendering resources list subelement, rendering resources enable subelement and rendering resources address sends subelement.
Wherein, the address of each rendering resources in the in store rendering resources unit of rendering resources list subelement, and add up by the duty of certain frequency to each rendering resources, and according to statistics, set up rendering resources list.
Rendering resources enables subelement, for inquiring about in rendering resources list whether have available rendering resources, and when there being available rendering resources, enables wherein optimum rendering resources, otherwise, return without available resource information to client.
Rendering resources address sends subelement, is sent to traffic scheduling unit for address rendering resources being enabled the rendering resources that subelement is enabled, and uses when creating direct connected link for traffic scheduling unit.
And, traffic scheduling unit comprises communication link management subelement, when creating direct connected link, communication link management subelement is to client allocate communications port, and behind the address receiving the rendering resources that rendering resources address transmission subelement sends, the communication port of the address of rendering resources and client is bound, to create the direct connected link of rendering resources and client.
The structural representation of the 3rd embodiment of apparatus of the present invention as shown in Figure 9; The present invention is based on the real-time of cloud computing and also comprise storage unit and database management unit from screen rendering device.Wherein, storage unit, plays up actual resource data for what prestore user; Database management unit, plays up actual resource data for leading subscriber, and when rendering resources request downloaded resources data, sends resource data storage address in the memory unit to rendering resources, for rendering resources downloaded resources data.
And in the present embodiment, rendering resources comprises subelements under resource data, play up and perform subelement, frame buffer subelement, compressed encoding subelement and rendering result and send subelement.
Wherein, subelements under resource data, for play up according to cloud describe in services request play up entity, request is downloaded and is played up the resource data of entity, and performs the download of resource data.
Play up execution subelement, for playing up the rendering content described in request according to cloud, real-time rendering is carried out to resource data.
Frame buffer subelement, plays up the rendering result performing subelement and produce in real time for buffer memory.
Compressed encoding subelement, for the rendering result in Real-time Obtaining frame buffer sublayer unit, and to rendering result compressed encoding.
Rendering result sends subelement, for real-time, rendering result after the process of compressed encoding subelement is sent to client by direct connected link, and according to the communication conditions of direct connected link and the operation of client, the transmission frequency of adjustment rendering result in real time.
The structural representation of the 4th embodiment of apparatus of the present invention as shown in Figure 10; The present invention is based on the real-time of cloud computing and also comprise service management unit from screen rendering device, and communication transfer unit is also for receiving user rs authentication request and the off-line request of client transmission; Database management unit is also for the identity information of leading subscriber, and the subscriber identity information that storage user binds in advance; Traffic scheduling unit, also for by user rs authentication request and off-line request forward to service management unit.
In conjunction with the structural representation of the 5th embodiment of the apparatus of the present invention shown in Figure 11; Service management unit comprises:
Identity information checking subelement, for resolving the subscriber identity information comprised in user rs authentication request, and subscriber identity information is sent to database management unit compares, whether identifying user identity information is consistent with the subscriber identity information bound in advance.
Heartbeat connexon unit, whether consistent with the subscriber identity information bound in advance according to subscriber identity information, return identifying information to client, and foundation is connected with the heartbeat of client; And after returning identifying information to client, receive the heartbeat packet that client sends, if receive heartbeat packet, then judge the success of heartbeat connection establishment, if do not receive heartbeat packet, then judge heartbeat connection failure, user's off-line; And after the success of heartbeat connection establishment, when receiving the off-line request of client transmission, disconnect heartbeat and connect.
The online list management subelement of user, for setting up the online list of user, and when the success of heartbeat connection establishment, is added to the online list of user by user; And when receiving the off-line request that client sends, user is removed from the online list of user, discharge the direct connected link and enabled rendering resources that have created.
In the present embodiment, heartbeat connexon unit, also for after reception heartbeat packet, to start from scratch timing, and timing time be greater than go offline threshold time time, user's information of going offline is sent to the online list management subelement of user, makes it user be removed from the online list of user, discharge the direct connected link and enabled rendering resources that have created.
In conjunction with the structural representation of the 6th embodiment of the apparatus of the present invention shown in Figure 12; The present invention is based on the real-time of cloud computing and also comprise intelligent management unit from screen rendering device.
Wherein, intelligent management unit is used for the rule adding the online list of access customer according to user, in the online peak period of user, opens the rendering resources of some in advance, and in user's online low ebb phase, closes the rendering resources of some.
Based on same inventive concept, the present invention also provide a kind of based on cloud computing real-time from screen rendering system, in conjunction with the structural representation of the first embodiment of the present system shown in Figure 13; What the present invention is based on cloud computing comprises client, public network and some user resources ponds in real time from screen rendering system, and unique public network IP is bound in user resources pond respectively, client by linking to public network IP, access user resource pool.
Further, user resources pond comprises router, rendering resources server, resource management server and traffic scheduling server.
Wherein, router, sends cloud play up services request for receiving client, and cloud is played up services request and be forwarded to traffic scheduling server.
Traffic scheduling server, for creating the direct connected link of rendering resources and client, and plays up services request and is forwarded to rendering resources server and resource management server by cloud.
Rendering resources server, carries out for providing rendering resources playing up service.
Resource management server, for managing and enabling rendering resources.
Concrete, resource management server preserves the address of each rendering resources in rendering resources server, and adds up by the duty of certain frequency to each rendering resources, and according to statistics, sets up rendering resources list.
The cloud that resource management server receives traffic scheduling server forwards plays up services request, whether has available rendering resources, if having, then enable wherein optimum rendering resources, otherwise return without available resource information to client in the list of inquiry rendering resources.
Resource management server enables rendering resources, and the address of rendering resources is sent to traffic scheduling server, uses when creating direct connected link for traffic scheduling server.
Traffic scheduling server receives the address that resource management server sends, and distributes to client communication port, the communication port of the address of rendering resources and client is bound, to create the direct connected link of rendering resources and client.
In conjunction with the structural representation of the second embodiment of the present system shown in Figure 14; The present invention is based on the real-time of cloud computing and also comprise database server, storage server from screen rendering system.
Wherein, user resources pond shared database server and storage server, and storage server, plays up actual resource data for what prestore user.
Database Administration Server, plays up actual resource data for leading subscriber, and when rendering resources request downloaded resources data, the storage address of resource data in storage server is sent to rendering resources, for rendering resources downloaded resources data.
In conjunction with the structural representation of the 3rd embodiment of the present system shown in Figure 15, the present invention is based on the real-time of cloud computing and comprise from screen rendering system: subscriber management server and intelligent management server.
Concrete, router, for receiving the user rs authentication request that client sends.
Database Administration Server, for the identity information of leading subscriber, and the subscriber identity information that storage user binds in advance.
Traffic scheduling server, for by user rs authentication request forward to subscriber management server.
Subscriber management server receives the user rs authentication request of traffic scheduling server forwards, and resolve the subscriber identity information comprised in user rs authentication request, subscriber identity information is sent to database management unit compare, whether identifying user identity information is consistent with the subscriber identity information bound in advance;
Whether subscriber management server is consistent with the subscriber identity information bound in advance according to subscriber identity information, returns identifying information to client, client set up and is connected with the heartbeat of subscriber management server;
After returning identifying information to client, subscriber management server receives the heartbeat packet that client sends, then judge the success of heartbeat connection establishment, and user be added in the online list of user; Subscriber management server does not receive heartbeat and connects, then judge heartbeat connection failure, user's off-line;
After the success of heartbeat connection establishment, subscriber management server receives the off-line request that client sends, then disconnect heartbeat and connect, user removed from the online list of user, and discharges the direct connected link and enabled rendering resources of stopping using that have created.
And after the heartbeat connection establishment success of subscriber management server and client, client is pressed certain frequency and sent heartbeat packet to subscriber management server, after subscriber management server receives a heartbeat packet, timing of starting from scratch.
If timing time is greater than the threshold time that goes offline, user removes by subscriber management server from the online list of user, and discharges the direct connected link and enabled rendering resources of stopping using that have created.
Intelligent management server, for adding the rule of the online list of access customer according to user, in the online peak period of user, opens the rendering resources of some in advance, and in user's online low ebb phase, closes the rendering resources of some.
For explaination further the present invention is based on cloud computing real-time from screen rendering intent, Apparatus and system, below with one to the example playing up entity teapot and carry out real-time rendering, the present invention will be described in more detail.
User uses client, sends user rs authentication request in user resources pond corresponding to user by ICP/IP protocol.In user resources pond, after router receives user rs authentication request, immediately by user rs authentication request forward to traffic scheduling server, then by traffic scheduling server forwards to subscriber management server.
After subscriber management server receives user rs authentication request, resolve the subscriber identity information in user rs authentication request, and this subscriber identity information and the user profile be bundled in advance in Database Administration Server are carried out ratio, verify that whether this subscriber identity information is consistent with the subscriber identity information bound in advance.
If consistent, subscriber management server, by traffic scheduling server and router, returns unique identifying information to client.Client, according to this identifying information, is set up and is connected with the heartbeat of subscriber management server, and subscriber management server receives the heartbeat packet that client sends, then the success of heartbeat connection establishment is described, then this user is added in the online list of user.
Then, after user adds the online list of access customer, can by real-time operation, make client send corresponding cloud and play up services request in user resources pond, after router reception cloud plays up services request, immediately by user rs authentication request forward to traffic scheduling server, then by traffic scheduling server forwards to resource management server.
After resource management server reception cloud plays up services request, inquire about in its Resources list and whether have available rendering resources, and the physical machine selecting operating load lower enabling the rendering resources relatively low with frequency of utilization to enable, playing up services request for responding this cloud.
And, when enabling rendering resources, the address of the rendering resources enabled is forwarded to traffic scheduling server by resource management server, simultaneously, traffic scheduling server-assignment is to client communication port, and the address of rendering resources and this communication port are bound, thus is created as the direct connected link of rendering resources and client.
Direct connected link creates successfully, rendering resources according to cloud play up describe in services request play up entity teapot, the resource data playing up entity teapot is downloaded to Database Administration Server request, the storage address of resource data in storage server playing up entity teapot is sent to rendering resources by Database Administration Server, rendering resources, according to the storage address of resource data in storage server playing up entity teapot, downloads the resource data playing up entity teapot.
After the resource data playing up entity teapot has downloaded city, the rendering content starting to play up services request according to cloud is as to playing up the rotation of entity teapot, movement and convergent-divergent etc., play up in real time playing up entity teapot, and produce rendering result in the frame buffer of rendering resources.Extract the rendering result in frame buffer in real time, compressed encoding is carried out to rendering result, by direct connected link after compressed encoding, be directly sent to client.
Concrete, to playing up in process that entity teapot plays up, if subscriber management server is more than or equal to the timing time after often receiving a heartbeat packet threshold time that goes offline, then user is removed from the online list of user, discharge the direct connected link and enabled rendering resources that have created.If client sends off-line request, subscriber management server disconnects heartbeat and connects, and user is removed from the online list of user, discharges the direct connected link and enabled rendering resources that have created.
Rendering result after compressed encoding is being sent in the step of client, rendering resources also according to the operation of the communication conditions on direct connected link and client, the transmission frequency of adjustment rendering result in real time.Wherein, the true-time operation of client, is all correspondingly described in cloud and is played up in the rendering content of services request.
The present invention is by the rational management of rendering resources with enable, can not only support that simultaneously online client device is many, what can carry the client device of magnanimity plays up services request, and, all online rendering tasks are separate, alleviate the traffic load in high in the clouds, reduce the time delay that cloud plays up service.
Simultaneously, the present invention is also according to the communication conditions on direct connected link and the user operation in client, the transmission frequency of real-time dynamic conditioning rendering result and the compression carrying out in various degree to rendering result, further, reduce the time delay of service of playing up, can realize the real-time interoperability of user and large-scale 3D scene, be the good Consumer's Experience that user provides the service of high dynamically 3D real-time scene at customer terminal equipment.
By reference to the accompanying drawings the specific embodiment of the present invention is described in detail above, but the present invention is not restricted to above-mentioned embodiment, in the spirit and scope situation of claim not departing from the application, those skilled in the art can make various amendment or remodeling.
Claims (10)
1. based on cloud computing real-time from screen a rendering intent, it is characterized in that, comprising:
Receive after cloud that client sends plays up services request, enable rendering resources and create the direct connected link of described rendering resources and described client;
Described direct connected link creates successfully, plays up services request according to described cloud, and described rendering resources carries out real-time rendering, and the rendering result produced in real time is sent to described client by described direct connected link;
After the described rendering result of real-time reception, according to described rendering result, the real-time display frame of described client.
2. it is characterized in that from screen rendering intent based on the real-time of cloud computing as claimed in claim 1, after the cloud that reception client sends plays up services request, first access rendering resources list, whether inquiry has available rendering resources;
If have, then enable wherein optimum rendering resources; Otherwise return without available rendering resources information to described client.
3. real-time from screen rendering intent as claimed in claim 2 based on cloud computing, it is characterized in that, when enabling described rendering resources, obtain the address of described rendering resources, and distribute to described client communication port, the communication port of the address of described rendering resources and described client is bound, to create the described direct connected link of described rendering resources and described client.
4. real-time from screen rendering intent as claimed in claim 1 based on cloud computing, it is characterized in that, described direct connected link creates successfully, according to described cloud play up describe in services request play up entity, described rendering resources first download described in play up the resource data of entity;
After the described resource data playing up entity has been downloaded, the rendering content described in request is played up according to described cloud, described rendering resources carries out real-time rendering to the described resource data playing up entity, and produces rendering result in real time in the frame buffer of described rendering resources;
Described rendering result in frame buffer described in Real-time Obtaining, and after compressed encoding is carried out to it, be sent to described client by described direct connected link.
5. based on cloud computing real-time from screen a rendering device, it is characterized in that, comprising:
Communication transfer unit, the cloud sent for receiving client plays up services request;
Rendering resources unit, carries out for providing rendering resources playing up service;
Rm-cell, for managing and enabling described rendering resources;
Traffic scheduling unit, for creating the direct connected link of described rendering resources and described client.
6. real-time from screen rendering device as claimed in claim 5 based on cloud computing, it is characterized in that, described rm-cell comprises:
Rendering resources list subelement, for preserving the address of each rendering resources in described rendering resources unit, and adds up by the duty of certain frequency to each rendering resources, and according to statistics, sets up rendering resources list;
Rendering resources enables subelement, for inquiring about in described rendering resources list whether have available rendering resources, and when there being available rendering resources, enables wherein optimum rendering resources, otherwise, return without available resource information to described client;
Rendering resources address sends subelement, is sent to described traffic scheduling unit, uses when creating described direct connected link for described traffic scheduling unit for the address described rendering resources being enabled the rendering resources that subelement is enabled.
7. real-time from screen rendering device as claimed in claim 6 based on cloud computing, it is characterized in that, described traffic scheduling unit comprises:
Communication link management subelement, for giving described client allocate communications port, and behind the address receiving the rendering resources that described rendering resources address transmission subelement sends, the communication port of the address of described rendering resources and described client is bound, to create the described direct connected link of described rendering resources and described client.
8. one kind based on cloud computing real-time from screen rendering system, it is characterized in that, comprise client, public network and some user resources ponds, unique public network IP is bound in described user resources pond respectively, described client, by linking to described public network IP, accesses described user resources pond;
Described user resources pond comprises router, rendering resources server, resource management server and traffic scheduling server; Wherein,
Described router, sends cloud play up services request for receiving described client, and described cloud is played up services request and be forwarded to described traffic scheduling server;
Described traffic scheduling server, for creating the direct connected link of described rendering resources and described client, and plays up services request and is forwarded to described rendering resources server and described resource management server by described cloud;
Described rendering resources server, carries out for providing rendering resources playing up service;
Described resource management server, for managing and enabling described rendering resources.
9. real-time from screen rendering system as claimed in claim 8 based on cloud computing, it is characterized in that, described resource management server preserves the address of each rendering resources in described rendering resources server, and add up by the duty of certain frequency to each rendering resources, and according to statistics, set up rendering resources list;
The described cloud that described resource management server receives described traffic scheduling server forwards plays up services request, inquire about in described rendering resources list and whether have available rendering resources, if have, then enable wherein optimum rendering resources, otherwise return without available resource information to described client;
Described resource management server enables rendering resources, and the address of described rendering resources is sent to described traffic scheduling server, uses when creating described direct connected link for described traffic scheduling server.
10. real-time from screen rendering system as claimed in claim 9 based on cloud computing, it is characterized in that, described traffic scheduling server receives the address that described resource management server sends, and distribute to described client communication port, the communication port of the address of described rendering resources and described client is bound, to create the described direct connected link of described rendering resources and described client.
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| PCT/CN2016/088767 WO2017088484A1 (en) | 2015-11-24 | 2016-07-06 | Cloud computing based real-time off-screen rendering method, apparatus and system |
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| CN105488837B (en) | 2019-06-04 |
| WO2017088484A1 (en) | 2017-06-01 |
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