CN103365062A - Cloud projection method - Google Patents
Cloud projection method Download PDFInfo
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- CN103365062A CN103365062A CN201210086484.7A CN201210086484A CN103365062A CN 103365062 A CN103365062 A CN 103365062A CN 201210086484 A CN201210086484 A CN 201210086484A CN 103365062 A CN103365062 A CN 103365062A
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Abstract
The invention discloses a cloud projection method which is used for data interaction among a cloud storage server and a number of terminals including a projector. The cloud projection method specifically comprises the following steps: all the terminals are connected with the network and are respectively connected with the cloud storage server through application programming interfaces of the terminals; operation instructions are received by the application programming interfaces and are sent to the cloud storage server by the application programming interfaces; the operation instructions are executed by the cloud storage server, and operation results are sent to the projector for projection by the cloud storage server; the operation results are projected and displayed by the projector. The projector in the cloud projection method can download files to a local place of the projector from the cloud storage server, connection between the projection and a computer is not needed, no portable storage apparatus needs to be carried, important data can be called out directly from the cloud storage server, and convenience and high efficiency are realized.
Description
Technical field
The present invention relates to a kind of projector, relate in particular to a kind of projective techniques of the projector with the combination of cloud stores service.
Background technology
Projector can projection amplify picture with showing, is a kind of common meeting room large-screen display equipment.According to different display techniques, traditional projector mainly is divided into DLP (digit optical processing projector), LCD (liquid crystal projection apparatus), CRT (cathode-ray tube (CRT) projector) three types, and the LCoS (silicon liquid crystal) that occurs recently or LED projector have the characteristics such as the optical efficiency of utilization is high, volume is little, resolution is high, bright in luster, are a kind of more satisfactory projection display techniques.
Most of traditional projector do not possess network connecting function, mainly are connected with computer by interfaces such as VGA, DVI, CVBS, realize computer screen is projected on the external context.At present, some projector have possessed the function of interconnection network, but all are that projector is considered as the external unit of computing machine, and control and broadcast need to be finished by operating computer.In a lot of occasions, need to take computer to the meeting scene and operate, and the participant need to connect the flash memory device of the own file of storage with computer, read the file in the flash memory device again.If use the user of projector can not be with the flash memory device of the own file of storage or computer band at one's side, the work of just having no way.
Therefore, there is defective in prior art, needs further improvement and develops.
Summary of the invention
The object of the present invention is to provide and a kind ofly can throw the projecting method that cloud storage and projector are combined, make the projector of network connection can transfer at any time file in the cloud storage, provide a solution for file separates solution with projector.
Technical scheme of the present invention is as follows:
The cloud projecting method is used for the cloud storage server and comprises data interaction between a plurality of terminals of projector, specifically may further comprise the steps:
Steps A, each terminal be same network connection respectively, and connects with described cloud storage server by self application programming interface respectively;
Step B, described application programming interface receive operational order, and operational order is sent to described cloud storage server;
Step C, described cloud storage server are carried out described operational order, and operating result is sent to described projector projection;
Step D, described projector are with the operating result Projection Display.
Described method, wherein, described cloud storage server comprises cloud storage managing server, cloud storage read-write server and cloud storage space.
Described method, wherein, described cloud storage managing server comprises:
File address tabulation is used for the address of the file that record cloud storage space stores;
The registered user tabulates, and records described cloud storage server user's information;
The user file tabulation, recording user is in the tabulation of the file of described cloud storage space storage.
Described method, wherein, application programming interface receives operational order described in the described step B, the browsing instructions or the download instruction that receive for the application programming interface of described projector.
Described method, wherein, among the described step C, the cloud storage server will send to the data stream of browsing instructions or the corresponding file of download instruction the buffer unit of projector by the application programming interface of described projector.
Described method, wherein, among the described step C, the cloud storage server will with the corresponding file of download instruction, send to the storage unit of projector by the application programming interface of described projector.
Described method, wherein, the cloud storage server is carried out the step of described download instruction described in the described step C, specifically may further comprise the steps:
Step C1, described cloud storage managing server read and the memory address of the corresponding file of download instruction in described cloud storage space, and described memory address is sent to described cloud storage read-write server;
Step C2, described cloud read-write server read corresponding file according to described memory address at described cloud storage space.
Described method, wherein, further comprising the steps of after the described step C2:
Step C3, described application programming interface comprise the user file tabulation, described cloud storage server reads the user file tabulation of described projector applications DLL (dynamic link library), by the user file tabulation of comparison cloud storage managing server and the user file tabulation of projector applications DLL (dynamic link library), to the user file list update of described projector applications DLL (dynamic link library).
Described method, wherein, the tabulation of the user file of described application programming interface comprises synchronization folder; The user file tabulation of described cloud storage managing server also comprises synchronization folder;
The step that application programming interface described in the described step B receives operational order is: the application programming interface of any one terminal outside the projector receives the upper teletype command of a new file;
Described step C also comprises: described cloud storage server is to the application programming interface sending controling instruction of described projector;
Described step D may further comprise the steps:
The file download unit of step D1, described projector receives steering order, send the download instruction of newly-increased file to described cloud storage server, and the newly-increased file in the synchronization folder of cloud storage managing server is downloaded to the storage unit of described projector;
Step D2, described projector pass through the projection module Projection Display with download file.
Described method, wherein, further comprising the steps of between described step D1 and the D2;
After download was finished, the file broadcast unit of described projector was opened download file.
Described method, wherein, described projector receives operational order by keyboard.
Compared with prior art, the invention provides a kind of cloud projecting method, described projector has network connecting function, and connect with the cloud storage server by application programming interface, can be local from cloud storage server downloading files to projector, do not need projector is connected with computer, need not to carry Portable storing device, directly transfer capsule information from the cloud storage server, convenient and efficient.
Description of drawings
Fig. 1 is the structural representation of projector of the present invention;
Fig. 2 is the structural representation of cloud storage server of the present invention;
Fig. 3 is the structural representation of cloud storage managing server of the present invention;
Fig. 4 is the structural representation of application programming interface of the present invention;
Fig. 5 is the synoptic diagram of cloud optical projection system of the present invention.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in further detail.
Cloud optical projection system provided by the invention comprises cloud storage server and a plurality of terminal, comprises at least projector in a plurality of terminals.
Described projector as shown in Figure 1, comprises central processing unit 101, is connected to the video output unit 102 on the described central processing unit 101, and described video output unit 102 connects display unit 103, and described display unit 103 connects projecting cell 104; Described projector also comprises keyboard 105, operation display interface 106, storage unit 107, the network connection unit 108 that is connected on the described central processing unit 101; Described projector further comprises file download unit 109, file broadcast unit 110 and the application programming interface 111 that connects with described central processing unit 101 respectively.The projection module of described projector can comprise described video output unit 102, display unit 103 and projecting cell 104.Described application programming interface also can store described storage unit 107 into.
Described projector can also comprise the buffer unit that perhaps is connected with described central processing unit is set in the described central processing unit 101.Described buffer unit also can be the part of described storage unit 107, and concrete set-up mode does not limit.
Described central processing unit 101, for the operating system, the control program that move described storage unit 107, the softwares such as application program are the core components of projector.Described central processing unit 101 can produce corresponding steering order, controls the work of whole projector all parts.
Described video output unit 102 is used for receiving the vedio data that described central processing unit is exported, and produces corresponding graphics driver information according to this video graphic data.Described video output unit 102 is equivalent to the video card in the computing machine, is used for driving described display unit 103 and shows corresponding data.
Described display unit 103 is used for receiving graph data, and accordingly figure is shown.Described display unit 103 specifically can be transparent liquid crystal display screen etc., and figure just can carry out optical projection by described projecting cell 104 after described display unit 103 shows.
Described projecting cell 104, the figure that is used for described display unit 103 is shown is realized the projection to displaying contents to outer projection.
Described storage unit 107 is used for storing various relative programs, comprises operating system, control program and relevant application program.
Described operation display interface 106 is used for the current mode of operation of displaying projector, can adopt the liquid crystal display interface, so that the user observes the result that oneself operates at any time.
Described keyboard 105, be used for to projector input operation instruction, described keyboard 105 can connect with described central processing unit 101 by wired or wireless mode, when described keyboard 105 connects with described central processing unit 101 with wireless mode, send operational order by radiowave to described central processing unit 101.
Described network connection unit 108 is used for connecting external network, receives the data from external network.
Described file download unit 109 is used for downloading corresponding file according to steering order from described cloud storage server.
Described file broadcast unit 110 is used for according to steering order, with the File Open of appointment.
Described application programming interface (API, Application Program Interface) 111 is a kind of interfaces of client, be used for logging in described cloud storage server, and described cloud storage server connects, swap data.
Projector of the present invention can also comprise electronic whiteboard.Described projector can project image onto screen, by touch screen, the file of described projection is edited.
Described cloud storage server as shown in Figure 2, comprises cloud storage managing server, cloud storage read-write server and cloud storage space.
Described cloud storage space storage user's file; Described cloud storage managing server as shown in Figure 3, comprises the file address tabulation of the address of the file of storing in the cloud storage space, comprises that also the registered user tabulates and the user file tabulation.The described cloud storage server of described registered user's list records user's information; Described user file list records user is in the tabulation of the file of described cloud storage space storage.Described cloud storage read-write server is made read-write and deletion action according to instruction and the file address of cloud storage managing server to the file in the described cloud storage space.
Described projector realizes being connected with network connection by described network connection unit 108, comprises internet and/or telecommunications network.Described application programming interface 111 as shown in Figure 4, comprises the user file tabulation.
Described application programming interface 111 is used for receiving the logon information that logs in the cloud storage server of input, and this user's logon information is sent to described cloud storage server.Described cloud storage server receives user's logon information, and with user's logon information with registered user's comparison of tabulating, judge whether validated user of described user, if not, end-of-job, if so, described projector connects with described cloud storage server by application programming interface.
Described application programming interface 111 receives user's operational order, comprises teletype command, download instruction, duplicate instructions, shearing instruction, pastes in instruction, the browsing instructions, then described operational order is sent to described cloud storage server.
If described operational order is browsing instructions, projecting apparatus system of the present invention can send browsing instructions to described cloud storage server by described projector, the data stream of the file on the cloud storage server is sent to the buffer unit of described projector.Described projector carries out projection demonstration with the data stream in the buffer unit by described video output unit 102, display unit 103 and projecting cell 104, to reach the purpose of browsing the file on the described cloud storage server.
Here take described application programming interface 111 receive be download instruction as example, the data transmission between described projector and the cloud storage server is elaborated.
Described cloud storage tube server finds the respective downloaded file in the memory address of described cloud storage space in the tabulation of described file address, and the memory address of this download file is sent to cloud storage read-write server according to download instruction.Described cloud storage read-write server reads the file of respective stored address, and described file is sent to the storage unit 107 of described projector by described application programming interface 111 according to the memory address that receives from described cloud storage space.Simultaneously, described cloud storage managing server can upgrade according to the download result user file tabulation of oneself.
When download instruction, described cloud storage read-write server is according to the memory address that receives, from described cloud storage space, read the file of respective stored address, and the data stream of described file is sent to the buffer unit of described projector by described application programming interface 111.Described projection module is demonstrated the data stream in the described buffer unit.
Projecting apparatus system of the present invention can send download instruction to described cloud storage server by described projector, the file on the cloud storage server is downloaded to the storage unit 107 of described projector.The user can edit by described operation display interface 106 and/or 105 pairs of download files of keyboard, carries out projection demonstration by described video output unit 102, display unit 103 and 104 pairs of download files of projecting cell.
Described cloud storage managing server is after described application programming interface 111 Transmit messages success, can read the user file tabulation on the described application programming interface 111, the user file tabulation of self is compared with the tabulation of the user file on the described application programming interface 111, upgraded the user file tabulation on the described application programming interface 111.
Cloud optical projection system of the present invention further has the function of synchronous renewal, in this preferred embodiment, has simultaneously synchronization folder in the tabulation of the user file of described cloud storage managing server and application programming interface 111.
In the synchronization folder of described cloud storage server, increase a new file, described cloud storage server is to application programming interface 111 sending controling instructions of described projector, the file download unit 109 of described projector sends the download instruction of newly-increased file according to this steering order from the described cloud storage server of trend, and the newly-increased file in the synchronization folder of cloud storage managing server is downloaded to the storage unit 107 of described projector.After download is finished, described file download unit 109 is to described file broadcast unit 110 sending controling instructions, described file broadcast unit 110 is opened download file according to steering order, and carries out projection demonstration by described video output unit 102, display unit 103 and 104 pairs of download files of projecting cell.
Cloud optical projection system of the present invention can comprise a plurality of terminals of projector, and each terminal can have application programming interface.Each terminal can also be the various digital equipments such as mobile phone, computer, digital album (digital photo frame), camera, and as shown in Figure 5, described terminal with application programming interface can be a plurality of terminals of a plurality of users, can also be a plurality of terminals of a user.The present invention is take a plurality of terminals of a user as example, and the instant method for synchronous of file is elaborated, and as shown in Figure 5, a plurality of terminals of a user can also comprise digital camera and mobile phone except comprising projector.
The instant method for synchronous of cloud optical projection system of the present invention may further comprise the steps, and comprises that take described cloud optical projection system projector, digital camera and mobile phone are described in detail as example now,
Step 1, terminal are with the verification process of cloud storage server, concrete: the application programming interface of described projector, digital camera and mobile phone logs in described cloud storage server with same subscriber, and this user's logon information sent to described cloud storage server, described cloud storage server receives user's logon information, and with user's logon information with registered user's comparison of tabulating, judge whether validated user of described user, if, enter step 2, if not, end-of-job.
Step 2, with the end message in user's logon information with the end message of putting down in writing under this user name in the user terminal tabulation relatively, whether in the user terminal tabulation, judge by comparison terminal information and to log in whether legal terminal of terminal, if enter step 3, if not, end-of-job.
Step 3, photo of the new shooting of described digital camera, this newly-increased photo uploads to described cloud storage server by the synchronization folder of described digital camera application DLL (dynamic link library).
Newly-increased photo upload is to the concrete steps of described cloud storage server, and the synchronization folder of described digital camera can by the mode of upper teletype command, arrive the photo upload of newly taking the synchronization folder of described cloud storage server.
The synchronization folder of described digital camera application DLL (dynamic link library) is received teletype command, and described upper teletype command is sent to described cloud storage server.Described cloud storage tube server is the memory address of the corresponding newly-increased file allocation cloud storage space of uploading according to upper teletype command, and memory address is documented in the file address tabulation, and then newly-increased photo upload is to described cloud storage space.The fileinfo of the newly-increased photo that will upload afterwards is updated to the synchronization folder in the user file tabulation of cloud storage managing server, and the fileinfo of this newly-increased photo of uploading is added to the synchronization folder of the application programming interface of digital camera.
The information of terminal during step 4, described cloud storage managing server are tabulated according to user terminal, the address that comprises terminal, read the in addition user file tabulation of terminal of upload file terminal, comprise the user file tabulation on projector and the mobile phone, preferably can only read the synchronization folder in the user file tabulation on projector and the mobile phone, be intended to upload file terminal terminal in addition and upgrade synchronization folder, namely the synchronization folder on projector and the mobile phone is done renewal.Described cloud storage managing server compares the projector that reads and the synchronization folder on the mobile phone and the synchronization folder of itself, and the information of upload file is updated to respectively the synchronization folder on described projector and the mobile phone.
The synchronization folder of step 5, described projector and mobile phone all receives the fileinfo of the newly-increased photo of uploading, described cloud storage server is respectively to the file download unit sending controling instruction of described projector and mobile phone, the file download unit of described projector and mobile phone sends the down operation instruction that increases photo in the synchronization folder newly to described cloud storage server respectively according to steering order, and this new file refers to the newly-increased photo of described digital camera.
Step 6, described cloud storage managing server read the newly-increased memory address of photo in described cloud storage space in the described synchronization folder in the tabulation of file address, and this memory address is sent to described cloud storage read-write server.
Step 7, described cloud storage read-write server read this newly-increased photo, and send to respectively described projector and mobile phone according to the memory address that receives in described cloud storage space.
Step 8, described projector and mobile phone are after the new file of download reception is complete, described download unit is to file broadcast unit sending controling instruction, described file broadcast unit starts according to steering order, play the newly-increased photo of downloading, newly-increased photo is play at described projector and mobile phone respectively, and this newly-increased photo shows in whole screen mode on described projector and mobile phone.
The instant method for synchronous of described cloud projecting apparatus system, when a terminal received the operational order of the deleted file instruction in the synchronization folder, its deleted file instruction with this synchronization folder sent to described cloud storage server.Described cloud storage server receives the deleted file instruction, described cloud storage managing server finds the corresponding file of deleted file instruction memory address in described cloud storage space in the tabulation of file address, and this memory address is sent to described cloud storage read-write server.Described cloud storage read-write server is deleted the file on the respective stored address in the cloud storage space according to deleted file instruction and memory address.Described cloud storage managing server upgrades the user file tabulation of itself.Described cloud storage server reads the user file tabulation on the other-end, and the user file tabulation of itself is tabulated with the user file of other-end respectively to compare, and upgrades respectively the user file tabulation on the other-end.
Cloud optical projection system provided by the invention, the cloud storage server is combined with projector, and described projector can download to the data on the cloud storage server local storage unit, need not to carry carry-on storage, directly transfer capsule information from the cloud storage server, convenient and efficient.Further, content in other digital equipment Instantaneous sharing synchronization folder such as the digital camera of the projector in the cloud optical projection system in can homologous ray, camera, when any one digital equipment increased file to cloud storage server synchronization folder except projector in the system, described projector can automatically be downloaded the newly-increased file in the cloud storage server synchronization folder and play.When the synchronization folder of other-end is uploaded new file to the synchronization folder of cloud storage server, projector is manually downloaded and is play without the user, can automatically download and play, save time, realized using a plurality of terminal users sharing synchronously synchronization folder of cloud storage server.
Should be understood that above-mentioned statement for preferred embodiment of the present invention is comparatively detailed, can not therefore think the restriction to scope of patent protection of the present invention, scope of patent protection of the present invention should be as the criterion with claims.
Claims (11)
1. cloud projecting method is used for the cloud storage server and comprises data interaction between a plurality of terminals of projector, specifically may further comprise the steps:
Steps A, each terminal be same network connection respectively, and connects with described cloud storage server by self application programming interface respectively;
Step B, described application programming interface receive operational order, and operational order is sent to described cloud storage server;
Step C, described cloud storage server are carried out described operational order, and operating result is sent to described projector projection;
Step D, described projector are with the operating result Projection Display.
2. method according to claim 1 is characterized in that, described cloud storage server comprises cloud storage managing server, cloud storage read-write server and cloud storage space.
3. method according to claim 2 is characterized in that, described cloud storage managing server comprises:
File address tabulation is used for the address of the file that record cloud storage space stores;
The registered user tabulates, and records described cloud storage server user's information;
The user file tabulation, recording user is in the tabulation of the file of described cloud storage space storage.
4. method according to claim 3 is characterized in that, application programming interface receives operational order described in the described step B, the browsing instructions or the download instruction that receive for the application programming interface of described projector.
5. method according to claim 4 is characterized in that, among the described step C, the cloud storage server will send to the data stream of browsing instructions or the corresponding file of download instruction the buffer unit of projector by the application programming interface of described projector.
6. method according to claim 4 is characterized in that, among the described step C, the cloud storage server will with the corresponding file of download instruction, send to the storage unit of projector by the application programming interface of described projector.
7. according to claim 5 or 6 described methods, it is characterized in that the cloud storage server is carried out the step of described download instruction described in the described step C, specifically may further comprise the steps:
Step C1, described cloud storage managing server read and the memory address of the corresponding file of download instruction in described cloud storage space, and described memory address is sent to described cloud storage read-write server;
Step C2, described cloud read-write server read corresponding file according to described memory address at described cloud storage space.
8. method according to claim 7 is characterized in that, and is further comprising the steps of after the described step C2:
Step C3, described application programming interface comprise the user file tabulation, described cloud storage server reads the user file tabulation of described projector applications DLL (dynamic link library), by the user file tabulation of comparison cloud storage managing server and the user file tabulation of projector applications DLL (dynamic link library), to the user file list update of described projector applications DLL (dynamic link library).
9. method according to claim 3 is characterized in that, the user file tabulation of described application programming interface comprises synchronization folder; The user file tabulation of described cloud storage managing server also comprises synchronization folder;
The step that application programming interface described in the described step B receives operational order is: the application programming interface of any one terminal outside the projector receives the upper teletype command of a new file;
Described step C also comprises: described cloud storage server is to the application programming interface sending controling instruction of described projector;
Described step D may further comprise the steps:
The file download unit of step D1, described projector receives steering order, send the download instruction of newly-increased file to described cloud storage server, and the newly-increased file in the synchronization folder of cloud storage managing server is downloaded to the storage unit of described projector;
Step D2, described projector pass through the projection module Projection Display with download file.
10. method according to claim 9 is characterized in that, and is further comprising the steps of between described step D1 and the D2;
After download was finished, the file broadcast unit of described projector was opened download file.
11. method according to claim 1 is characterized in that, described projector receives operational order by keyboard.
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| CN201210086484.7A CN103365062A (en) | 2012-03-28 | 2012-03-28 | Cloud projection method |
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| CN201210086484.7A CN103365062A (en) | 2012-03-28 | 2012-03-28 | Cloud projection method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104104795A (en) * | 2014-07-08 | 2014-10-15 | 苏州乐聚一堂电子科技有限公司 | Virtual expression display system |
| CN106455079A (en) * | 2016-10-31 | 2017-02-22 | 努比亚技术有限公司 | Information processing method and terminal |
| WO2017080409A1 (en) * | 2015-11-13 | 2017-05-18 | 深圳市光峰光电技术有限公司 | Method of transferring digital media content playback and associated apparatus |
| CN111880758A (en) * | 2020-07-07 | 2020-11-03 | 中国联合网络通信集团有限公司 | Remote control method and server |
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2012
- 2012-03-28 CN CN201210086484.7A patent/CN103365062A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104104795A (en) * | 2014-07-08 | 2014-10-15 | 苏州乐聚一堂电子科技有限公司 | Virtual expression display system |
| WO2017080409A1 (en) * | 2015-11-13 | 2017-05-18 | 深圳市光峰光电技术有限公司 | Method of transferring digital media content playback and associated apparatus |
| CN106713951A (en) * | 2015-11-13 | 2017-05-24 | 深圳市光峰光电技术有限公司 | Digital media content playing transfer method and related equipment |
| CN106713951B (en) * | 2015-11-13 | 2019-10-25 | 深圳光峰科技股份有限公司 | A kind of digital media content plays the method and relevant device of transfer |
| CN106455079A (en) * | 2016-10-31 | 2017-02-22 | 努比亚技术有限公司 | Information processing method and terminal |
| CN106455079B (en) * | 2016-10-31 | 2019-10-15 | 努比亚技术有限公司 | A kind of information processing method and terminal |
| CN111880758A (en) * | 2020-07-07 | 2020-11-03 | 中国联合网络通信集团有限公司 | Remote control method and server |
| CN111880758B (en) * | 2020-07-07 | 2023-12-26 | 中国联合网络通信集团有限公司 | Remote control method and server |
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Application publication date: 20131023 |