CN100414877C - Realization system and method for lecture file using net broadcasted slide - Google Patents
Realization system and method for lecture file using net broadcasted slide Download PDFInfo
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- CN100414877C CN100414877C CNB200510063090XA CN200510063090A CN100414877C CN 100414877 C CN100414877 C CN 100414877C CN B200510063090X A CNB200510063090X A CN B200510063090XA CN 200510063090 A CN200510063090 A CN 200510063090A CN 100414877 C CN100414877 C CN 100414877C
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Abstract
The present invention relates to a realization system and a method for the display of slide lecture files on the Internet. The kernel of the present invention lies in that all members are connected with a network server, and a function of converting the slide lecture files is arranged at the terminal of the network server, so that the relevant slide lecture files can be converted into files which can be flexibly identified by a client and are sent to the client. Therefore, the present invention solves the problem that under the condition of using a slide lecture as an expression medium, and even when the respective members are not in the same physical position, the content and the information of the slide lecture files of other members can also be obtained in real time. In addition, the method of the display on the Internet is adopted to transmit the slide lecture files between the network server and the client so as to reduce the burden of the network in the present invention. Simultaneously, the realization of the present invention enables the client of the display of the slide lecture files on the Internet to avoid installing relevant slide display software so that the realization procedures of the display of the slide files are simplified.
Description
Technical field
The present invention relates to network communications technology field, relate in particular to a kind of realization system and method for lecture file using net broadcasted slide.
Background technology
The most basic purpose of magic lantern speech file is can be used to all members to express an opinion or make comments platform is provided.The magic lantern speech file can change various expression media as a kind of, can collect member's discussion, training information in many ways, or the like.
When the member of each side all was in same physical location, each member can obtain corresponding magic lantern speech file easily, and can carry out the filling of delivering and commenting on of suggestion, made that the above-mentioned functions of magic lantern speech file can be embodied well.
But in actual application, may have such situation: all members can not be on the same physical location and give a lecture, but each member still wishes to share suggestion and the comment that all members deliver in real time.In this case, using magic lantern almost is impossible realize as representation aids., present application requirements wishes that but a kind of realization mechanism can be arranged, and can comment on corresponding magic lantern speech file so that everyone is real-time, and can share corresponding magic lantern speech file with other members.
At present, for satisfying the demand, can adopt manual mode to send the magic lantern speech file to each Web conference member.For each member,, just can open the magic lantern speech of receiving, thereby can see suggestion or the review information that other members send by slide files as long as corresponding magic lantern application software is installed on its terminal equipment.
Be not difficult to find out that there is following shortcoming in above-mentioned solution:
(1) owing to, needs the commentator's (being some members) who sends the magic lantern speech file that upgrades to cut off contact fully with other members when when other Web conferences member sends information.Finish according to the process of this magic lantern speech of hope comment statement of oneself up to this commentator, just can recover contact with other members.Therefore, above-mentioned solution can't be in real time sends to other members with commentator's review information, makes suggestion or comment that the commentator expresses to exert an influence in real time.
(2) in the above-mentioned solution, need to send slide files to each member respectively independently, therefore need to generate a plurality of independently slide files and transmit, such as, if N member arranged, then will produce the individual independently slide files of N respectively and in network, transmit, this will increase the burden of network.
(3) in the above-mentioned solution, also need all members that the application software of slide files is installed on its terminal equipment, be used to open the magic lantern speech file, therefore, increased the complexity that realizes.
At present, also provide another solution, this scheme is to select to make the Web conference member watch the magic lantern speech by the mode of video conference, and like this, each Web conference member just can obtain the suggestion that other members express in real time.
Yet therefore the solution that adopts video conference, causes realizing that cost is very high owing to need more hardware supports; And the solution of video conference also needs higher bandwidth, and to guarantee that video flowing passes through different networks and transmits, this will take Internet resources in large quantities, thereby has increased the burden of network, has further increased corresponding operation cost.
Summary of the invention
In view of above-mentioned existing in prior technology problem, the purpose of this invention is to provide a kind of realization system and method for lecture file using net broadcasted slide, promptly can watch the magic lantern speech file easily thereby make client need not to install application software.
The objective of the invention is to be achieved through the following technical solutions:
The invention provides a kind of system of lecture file using net broadcasted slide, comprising:
Client: be connected with the webserver respectively, be used for obtaining the magic lantern speech file of corresponding format to the webserver;
The webserver: be used to obtain the magic lantern speech file, and described magic lantern speech file issued the slide files transducer, also receive the magic lantern speech file after the conversion that the slide files transducer sends, and the magic lantern speech file after the described conversion is sent to each client in real time;
The slide files transducer: the magic lantern speech file that is used for that the webserver is sent is converted to the magic lantern speech file of predetermined format, and returns to the webserver.
Described client also is connected with the webserver by fire compartment wall.
The present invention also provides a kind of method of lecture file using net broadcasted slide, comprising:
A, each client all and between the webserver connect;
B, the webserver are converted to the magic lantern speech file to client to be sent the magic lantern speech file of predetermined format by the slide files transducer;
Magic lantern speech file after C, the webserver will be changed by with client between be connected, send to client in real time.
Described step B comprises:
The slide files transducer is converted to the magic lantern speech file behind the magic lantern speech file of predetermined format and is encapsulated as in the html page.
The corresponding html page of a lantern slide of described magic lantern speech file.
Described step B comprises:
B1, client upload to edited magic lantern speech file on the webserver;
B2, the webserver are converted to the magic lantern speech file of receiving the magic lantern speech file of predetermined format by the slide files transducer.
Described step B1 comprises:
When the predetermined network meeting, or Web conference carries out in the process, need upload corresponding magic lantern speech file as chairman's client.
Described step B comprises:
After the webserver is received the order of obtaining corresponding lantern slide that client sends, corresponding lantern slide is packaged in sends to client in the html page.
Described step B comprises:
On the client operation page, the broadcast of each lantern slide is guided by any one lantern slide.
Described step B specifically comprises:
Carry out in the process at Web conference, carry out the slide demonstration operation as chairman's client;
The webserver sends to each client after according to chairman's demonstration operation corresponding lantern slide being changed.
As seen from the above technical solution provided by the invention, no matter when the present invention can realize that the magic lantern speech will be shared by the member of one group of diverse location, and any client all can effectively be adopted in real time by the suggestion that slide files proposes.
And, among the present invention, adopted the mode of network propagation between the webserver and client, to carry out the transmission of the slide files of predetermined format, because the webserver only sends the page of chairman's demonstration to client; And, after the renewal of the page, only send the page that upgrades, no longer be as the implementation that prior art provides, to send whole file, therefore, can effectively alleviate the burden of network.
Simultaneously, realization of the present invention makes the client of network propagation slide files need not to install corresponding diaprojection software again, has simplified the implementation procedure of network propagation slide files.
Description of drawings
Fig. 1 is the structural representation of system of the present invention;
Fig. 2 is the flow chart of method of the present invention;
Fig. 3 is the schematic diagram of graphical interface of user among the present invention.
Embodiment
Core of the present invention is that all members are connected with the webserver, and magic lantern speech file translation function is set in network server end, thereby corresponding slide files can be converted to the file that user terminal (being client) can be discerned flexibly, and send to client.Therefore, the invention solves and use the magic lantern speech,, can obtain other members' magic lantern speech file content information equally in real time even each member is not in same physical location as under the situation of expressing media.
System of the present invention specifically comprises as shown in Figure 1:
Client: generally include a plurality of member's clients, and be connected with the webserver respectively, can upload magic lantern speech file (abbreviation slide files), and can receive other users' magic lantern speech file from the webserver to the webserver;
Slide files transducer: be used for the magic lantern speech file of client upload is converted to the file of predetermined format, and the file after the described conversion is packaged in HTML (HTML) page sends to corresponding client by the webserver;
The webserver: be used to obtain the magic lantern speech file of preserving client upload based on the http protocol encapsulation, and decoding obtains corresponding magic lantern speech file, afterwards, described file is sent to the slide files transducer, simultaneously, also be used for the slide files through slide files transducer conversion process is sent to corresponding client by the form of broadcasting (being network propagation);
Described network propagation (Webcasting) is a kind of emerging service that utilizes the internet to user's content delivery, and it is closely similar with the traditional communication business of broadcasting and so on sometimes that it sends mode.
In the concrete application process, for guaranteeing the safety of system, each client need be connected with the webserver by fire compartment wall in the system of the present invention, thereby filters the wherein illegal client that inserts.
The concrete implementation of method of the present invention specifically comprises as shown in Figure 2:
Step 21: all member's clients set up respectively with the webserver between be connected;
Information uploading the webserver can be arrived by the connection client of setting up, and the information of its transmission can be received from the webserver;
Can upload its comment or delivered the magic lantern speech file of suggestion of having annotated as client.
Step 22: after client is carried out editing and processing to corresponding slide files, then described file can be uploaded to network server apparatus, so that send to other clients by the webserver;
In the present invention, the slide files that allows client upload to cross through its editing and processing, after client determined to upload corresponding slide files, then described slide files was uploaded in the equipment of the webserver, and described slide files is for encapsulating and transfer to the webserver based on HTTP;
Usually, the magic lantern speech file is to upload on the webserver when predetermined conference, holds in the process in meeting, also can upload the magic lantern speech file; Whatsoever the time, as long as the magic lantern speech file uploads on the webserver, the webserver is just carried out subsequent step and is carried out corresponding conversion process.
Step 23: the webserver then carries out corresponding decoding processing in webserver side after receiving the file of encapsulation of client upload, to obtain the slide files of client upload;
Step 24: the webserver carries out conversion process with the slide files of described client upload by the slide files transducer, being converted to the file of predetermined format, and the file that the file of described predetermined format need can be discerned usually for client;
That is to say that on the webserver, the slide files of described client upload will be converted into suitable form,, and be packaged in the html page as GIF or jpeg format etc., and, the corresponding html page of each lantern slide.
Step 25: after described slide files is converted into the file of predetermined format and is packaged in the html page, the webserver can send to described html page each member (being client), like this, each client just can be known the slide files of renewal in real time, thereby realizes that each client of slide files after arbitrary client-side editing is handled all can realize sharing;
As can be seen, among the present invention, when the lantern slide on the webserver begins to show, then all members will obtain the corresponding lantern slide of projection, and like this, each client just can obtain the slide files that the webserver is play (network propagation) in real time;
Simultaneously, among the present invention, can watch equally that for the client that diaprojection software is not installed on the terminal equipment webserver sends the lantern slide of (promptly play), be the present invention and do not require that each client of sharing slide files all installs diaprojection software, make that the realization of network propagation slide files is more simple, convenient; Certainly, among the present invention, the client of carrying out the slide files editing and processing for hope then needs to install corresponding diaprojection software, so that corresponding slide files is carried out editing and processing, and upload described file.
Among the present invention, in client, can carry out control corresponding to the lantern slide of projection: when the order that client is sent next or previous lantern slide, then the webserver jumps to corresponding lantern slide with selection, and corresponding lantern slide can adopt the magic lantern software of Microsoft to play.That is to say that as shown in Figure 3, the projection of a lantern slide can be guided by any one lantern slide, by playing the html page that comprises lantern slide accordingly, can so that all members' magic lantern handle by real-time update.And realization of the present invention, no longer require each client all to be in same physical location.
That is to say, after Web conference begins, as chairman's client when carrying out the slide demonstration operation, the webserver can send to each client after the lantern slide conversion of demonstration operation with the corresponding contents of its demonstration according to the chairman, described demonstration operation can comprise: operate to the next page, to the prevpage operation, jump to a certain page operations, or the like.
In sum, client can upload to the webserver with edited slide files among the present invention, and by webserver side described slide files is converted to suitable form, and generates corresponding html page, afterwards, be shown to the client that all are connected with the webserver again; Therefore, among the present invention, each member's client need not to carry out the installation of application software on terminal equipment, can watch the projection of lantern slide equally.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (10)
1. the system of a lecture file using net broadcasted slide is characterized in that, comprising:
Client: be connected with the webserver respectively, be used for obtaining the magic lantern speech file of corresponding format to the webserver;
The webserver: be used to obtain the magic lantern speech file, and described magic lantern speech file issued the slide files transducer, also receive the magic lantern speech file after the conversion that the slide files transducer sends, and the magic lantern speech file after the described conversion is sent to each client in real time;
The slide files transducer: the magic lantern speech file that is used for that the webserver is sent is converted to the magic lantern speech file of predetermined format, and returns to the webserver.
2. the system of lecture file using net broadcasted slide according to claim 1 is characterized in that, described client also is connected with the webserver by fire compartment wall.
3. the method for a lecture file using net broadcasted slide is characterized in that, comprising:
A, each client all and between the webserver connect;
B, the webserver are converted to the magic lantern speech file to client to be sent the magic lantern speech file of predetermined format by the slide files transducer;
Magic lantern speech file after C, the webserver will be changed by with client between be connected, send to client in real time.
4. the method for lecture file using net broadcasted slide according to claim 3 is characterized in that, described step B comprises:
The slide files transducer is converted to the magic lantern speech file behind the magic lantern speech file of predetermined format and is encapsulated as in the html page.
5. the method for network propagation slide files according to claim 4 is characterized in that, the corresponding html page of a lantern slide of described magic lantern speech file.
6. according to the method for claim 3,4 or 5 described lecture file using net broadcasted slides, it is characterized in that described step B comprises:
B1, client upload to edited magic lantern speech file on the webserver;
B2, the webserver are converted to the magic lantern speech file of receiving the magic lantern speech file of predetermined format by the slide files transducer.
7. the method for lecture file using net broadcasted slide according to claim 6 is characterized in that, described step B1 comprises:
When the predetermined network meeting, or Web conference carries out in the process, need upload corresponding magic lantern speech file as chairman's client.
8. the method for lecture file using net broadcasted slide according to claim 6 is characterized in that, described step B comprises:
After the webserver is received the order of obtaining corresponding lantern slide that client sends, corresponding lantern slide is packaged in sends to client in the html page.
9. the method for lecture file using net broadcasted slide according to claim 6 is characterized in that, described step B comprises:
On the client operation page, the broadcast of each lantern slide is guided by any one lantern slide.
10. the method for lecture file using net broadcasted slide according to claim 9 is characterized in that, described step B specifically comprises:
Carry out in the process at Web conference, carry out the slide demonstration operation as chairman's client;
The webserver sends to each client after according to chairman's demonstration operation corresponding lantern slide being changed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200510063090XA CN100414877C (en) | 2005-04-06 | 2005-04-06 | Realization system and method for lecture file using net broadcasted slide |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB200510063090XA CN100414877C (en) | 2005-04-06 | 2005-04-06 | Realization system and method for lecture file using net broadcasted slide |
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| Publication Number | Publication Date |
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| CN1845500A CN1845500A (en) | 2006-10-11 |
| CN100414877C true CN100414877C (en) | 2008-08-27 |
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| CNB200510063090XA Active CN100414877C (en) | 2005-04-06 | 2005-04-06 | Realization system and method for lecture file using net broadcasted slide |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101741587B (en) * | 2008-11-18 | 2012-05-23 | 中兴通讯股份有限公司 | Multimedia terminal playing PPT and method for playing PPT thereon |
| CN103023873A (en) * | 2012-11-18 | 2013-04-03 | 王帅国 | Terminal-spanning real-time interactive online distributing method of lantern slide |
| CN104199911A (en) * | 2014-08-28 | 2014-12-10 | 天脉聚源（北京）教育科技有限公司 | Storage method and device for PPT |
| CN105389391B (en) * | 2015-12-18 | 2019-07-26 | 天脉聚源（北京）教育科技有限公司 | A kind of image processing method and device |
| CN108108139B (en) * | 2017-12-19 | 2021-12-21 | 广州敬信药草园信息科技有限公司 | Screen projection access method for cloud conference |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002013031A1 (en) * | 2000-08-04 | 2002-02-14 | Uniwis Co., Ltd | Apparatus and method for connecting and serving an e-mail using wireless terminal |
| CN1375757A (en) * | 2001-03-13 | 2002-10-23 | 精工爱普生株式会社 | Internal demonstration system |
| CN1551631A (en) * | 2003-05-16 | 2004-12-01 | ������������ʽ���� | Method and system for media playback architecture |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002013031A1 (en) * | 2000-08-04 | 2002-02-14 | Uniwis Co., Ltd | Apparatus and method for connecting and serving an e-mail using wireless terminal |
| CN1375757A (en) * | 2001-03-13 | 2002-10-23 | 精工爱普生株式会社 | Internal demonstration system |
| CN1551631A (en) * | 2003-05-16 | 2004-12-01 | ������������ʽ���� | Method and system for media playback architecture |
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Effective date of registration: 20180426 Address after: California, USA Patentee after: Global innovation polymerization LLC Address before: London, England Patentee before: GW partnership Co.,Ltd. Effective date of registration: 20180426 Address after: London, England Patentee after: GW partnership Co.,Ltd. Address before: 518129 Bantian HUAWEI headquarters office building, Longgang District, Guangdong, Shenzhen Patentee before: HUAWEI TECHNOLOGIES Co.,Ltd. |