CN108063820A - A kind of throwing screen synchronous method of cloud meeting - Google Patents
A kind of throwing screen synchronous method of cloud meeting Download PDFInfo
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- CN108063820A CN108063820A CN201711374049.3A CN201711374049A CN108063820A CN 108063820 A CN108063820 A CN 108063820A CN 201711374049 A CN201711374049 A CN 201711374049A CN 108063820 A CN108063820 A CN 108063820A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/08—Protocols specially adapted for terminal emulation, e.g. Telnet
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
- H04N9/3147—Multi-projection systems
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Information Transfer Between Computers (AREA)
- Telephonic Communication Services (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
The present invention provides a kind of throwing screen synchronous method of cloud meeting, uploads PPT files and to server and is converted into preliminary act；First client, the second client and browser establish communication port to realize that the first client, the second client and browser are synchronous between server respectively；First client is mobile terminal, obtains preliminary act and opening is shown and page layout switch；When the first client is switched to remaining arbitrary page of preliminary act, while synchronic command is sent to the second client, real-time synchronization throwing screen is carried out to the second client to realize to project PPT files.The throwing screen synchronous method of the cloud meeting can make speaker using mobile terminal legacy hardware devices to be replaced to realize the switching of conference screen, achieve the effect that displaying is shielded in throwing in real time with simplified throwing screen operation；This method, which can be realized, simultaneously carries out meeting projection to throw screen with synchronous on a large scale at a distance.
Description
Technical field
The present invention relates to cloud conferencing technology field, more specifically to a kind of throwing screen synchronous method of cloud meeting.
Background technology
Cloud meeting is a kind of efficient, convenient, inexpensive conferencing form based on cloud computing technology.In conference speed process
Middle speaker generally require by slide PPT projection form tell about slide content to carry out, and in order to it is better with it is live
Audience interaction, speaker usually require extra purchase wireless control apparatus and lantern slide are operated, so not only additional to increase
Cost, and it is easy to forget that carry.
In addition, in the prior art, meeting parliament carries out commonly using screen technology is thrown, throw screen technology and refer to a terminal
Screen mirror image in another terminal, and existing throwing screen technology is most of by the way of bluetooth, infrared ray or LAN
To realize.However the prior art can only realize that small-scale synchronous throw shields effect, can not realize remote or large-scale synchronization
Throw screen.
Therefore, now need to provide a kind of throwing screen synchronous method of cloud meeting, to realize that meeting projection is remote, same on a large scale
Step throws screen and the switching of meeting projection screen throw in real time the function of screen displaying.
The content of the invention
It is an object of the invention to overcome shortcoming and deficiency of the prior art, a kind of throwing screen synchronization side of cloud meeting is provided
Method, this method can make speaker using mobile terminal legacy hardware devices to be replaced to realize the switching of conference screen, be thrown with simplifying
Screen operation achievees the effect that throw screen displaying in real time；This method can be realized meeting projection progress is at a distance and same on a large scale simultaneously
Step throws screen.
In order to achieve the above object, the technical scheme is that：A kind of throwing screen of cloud meeting is synchronous
Method, it is characterised in that：It uploads PPT files and to server and is converted into preliminary act；First client, the second client and clear
Device of looking at establishes communication port to realize that the first client, the second client and browser are synchronous between server respectively；First
Client is mobile terminal, obtains preliminary act and opening is shown and page layout switch；It is switched in the first client pre-
During standby remaining arbitrary page of file, while synchronic command is sent to the second client, carried out the projection of PPT files in real time with realizing
Synchronous screen of throwing is to the second client.
In said program, speaker uses mobile terminal and computer docking, and by using wireless network cloud synchronization side
Formula realizes that PPT files throw screen and operation in the second client synchronization.This method can make speaker using mobile terminal to replace passing
Hardware device of uniting realizes the switching of conference screen, achievees the effect that displaying is shielded in throwing in real time with simplified throwing screen operation；This method simultaneously
It can be achieved by meeting projection at a distance with synchronous throw on a large scale shield.The method of the present invention is realized logical using network communications technology
News docking, the IOS and Android system of compatible mobile terminals without the docking of bluetooth, infrared function and LAN, then can be achieved
At a distance, it is synchronous on a large scale to throw screen control.
Specifically, the upload PPT files to server and are converted into preliminary act；First client, the second client
End and browser establish communication port to realize that the first client, the second client and browser are same between server respectively
Step；First client is mobile terminal, obtains preliminary act and opening is shown and page layout switch；It is cut in the first client
When changing to remaining arbitrary page of preliminary act, while send synchronic command to the second client, with realize by PPT files project into
Row real-time synchronization is thrown screen and is referred to the second client, comprises the following steps：
The first step uploads PPT files to server by browser；PPT files are carried out format conversion generation by server
Preliminary act with Quick Response Code, and stored；
Second step opens the preliminary act on server by browser, and the first client is mobile terminal, is being browsed
The Quick Response Code of preliminary act is scanned on device, so that the first client, which logs in, obtains preliminary act, and sends preliminary act link；The
Two clients obtain preliminary act by the link of preliminary act so that the first client, the second client and browser difference
By socket Mechanism establishing communication ports between server, realize synchronous between the first client and the second client；
3rd step obtains preliminary act using the first client of mobile terminal and opening is shown and carries out page
Face switches to preliminary act remaining arbitrary page；
4th step when being switched to remaining arbitrary page of preliminary act using the first client of mobile terminal, is led to simultaneously
It crosses server and sends synchronic command to the second client, real-time synchronization throwing screen is carried out to the second visitor to realize to project PPT files
Family end.
Speaker uploads PPT files to cloud server in advance before speech, and institute will be presented by opening the APP of mobile terminal
Some PPT file contents, and PPT slide contents can be opened in a manner that barcode scanning throws screen；And the second client passes through chain
Remote Open PPT files are connect, to realize that speaker is synchronous with the second client.At this time if on mobile terminal is done nextpage
Face slide handover operation, the second client also can realize mobile terminal and second according to the operation order synchronism switching of speaker
The effect of client synchronization projection.
In the second step, the first client is mobile terminal, scans the Quick Response Code of preliminary act on a web browser, with
The first client is made to log in acquisition preliminary act to refer to：First client is mobile terminal, scans preparation text on a web browser
The Quick Response Code of part, mobile terminal generate request signal according to 2 D code information and are sent to server, and server is by preliminary act
It is sent to the first client.
3rd step obtains preliminary act using the first client of mobile terminal and opening is shown, Yi Jijin
To preliminary act, remaining arbitrary page refers to row page layout switch：Use mobile terminal the first client obtain preliminary act and with
Tile mode opening is shown each page number content of preliminary act and the gesture by horizontally slipping or clicks on button
Mode carry out page layout switch to preliminary act remaining arbitrary page.
In the 3rd step and the 4th step, progress audio recording step when the first client shows preliminary act is further included.
Audio recording step is carried out when first client shows preliminary act to refer to：First client is provided with sound
Frequency records module, and audio recording module carries out current page digital content contents extraction generation identification information；Speaker uses first
Client carries phonetic entry port by audio recording module to current page digital content recording audio.
The step of whether completing to judge to audio recording further included：
Judge the first client whether carry out page layout switch to preliminary act remaining arbitrary page：
If it is not, then judging that preliminary act current page digital content audio recording does not complete, continue recording audio；
If so, judging that the audio recording of preliminary act current page digital content is completed, audio recording module will to set code check
The audio for completing to record is compressed generates compression audio with format conversion, and is stored；Audio recording module will compress sound
Frequency and identification information are sent to server；Server corresponds to page number content by identification information to transfer out preliminary act, makes to connect
The compression audio page number content matching association corresponding with preliminary act received；The compression audio received is corresponding with preliminary act
Page number content generates single page data and is stored jointly；Single page data are encapsulated generation single page data by server with json forms
Packaging body is sent directly to the second client afterwards, and the projection of PPT files and audio are carried out real-time synchronization to the second visitor to realize
Family end.
Further include the step of the second client is parsed, watched for user to single page data packaging body.
The step of second client is parsed, watched for user to single page data packaging body refers to：Second
Client is provided with playing module, playing module parsing single page data packaging body generation broadcast unit, and broadcast unit includes audio
Content and preliminary act correspond to page number content, and the display interface that the broadcast unit being newly generated is illustrated in the second client carries out
It plays.
First client is mobile phone or tablet computer；Second client is mobile phone, tablet computer or calculating
Machine.
Compared with prior art, the invention has the advantages that and advantageous effect：
1st, the throwing screen synchronous method of cloud meeting of the present invention can make speaker using mobile terminal to replace legacy hardware devices
It realizes the switching of conference screen, achievees the effect that throw screen displaying in real time to simplify to throw screen and operate；Can realize will for this method simultaneously
View projection carries out throwing screen with synchronous on a large scale at a distance.
2nd, the throwing screen synchronous method of cloud meeting of the present invention can be applied to show with curtain projection, television set projection, computer
Device projection etc. has among the speech scene of PPT projection demands, such as school classroom, product news conference, company's council, project
It summarizes among more scene meetings such as meeting.This method can solve meeting speaker and control desktop computer screen using wireless transmission method
The functional requirement of curtain projection, helps speaker and spectators to have more On-the-spot Interactions, without receiving the puzzlement of equipment transmission range,
Wireless cloud synchronously throws screen operation PPT lantern slides.
Description of the drawings
Fig. 1 is the relation schematic diagram of the throwing screen synchronous method of cloud meeting of the present invention；
Specific embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
As shown in Figure 1, a kind of throwing screen synchronous method of cloud meeting of the present invention is such：PPT files are uploaded to server
And it is converted into preliminary act；First client, the second client and browser established respectively between server communication port with
Realize that the first client, the second client are synchronous with browser；First client is mobile terminal, obtains preliminary act and beats
It opens and is shown and page layout switch；When the first client is switched to remaining arbitrary page of preliminary act, while sends and synchronously refer to
It makes to the second client, real-time synchronization throwing screen is carried out to the second client to realize to project PPT files.Wherein, the first client
End refers to the mobile terminals such as mobile phone, tablet computer with IOS/Android systems；Second client refers to IOS/
The mobile terminals such as mobile phone, the tablet computer of android system or computer.
Specifically, include the following steps：
The first step uploads PPT files to server by browser；PPT files are carried out format conversion generation by server
Preliminary act with Quick Response Code, and stored；
Second step opens the preliminary act on server by browser, and the first client is mobile terminal, is being browsed
The Quick Response Code of preliminary act is scanned on device, so that the first client, which logs in, obtains preliminary act, and sends preliminary act link；The
Two clients obtain preliminary act by the link of preliminary act so that the first client, the second client and browser difference
By socket Mechanism establishing communication ports between server, realize synchronous between the first client and the second client；
3rd step obtains preliminary act using the first client of mobile terminal and opening is shown and carries out page
Face switches to preliminary act remaining arbitrary page；
4th step when being switched to remaining arbitrary page of preliminary act using the first client of mobile terminal, is led to simultaneously
It crosses server and sends synchronic command to the second client, real-time synchronization throwing screen is carried out to the second visitor to realize to project PPT files
Family end.
Speaker uploads PPT files to cloud server in advance before speech, and institute will be presented by opening the APP of mobile terminal
Some PPT file contents, and PPT slide contents can be opened in a manner that barcode scanning throws screen；And the second client passes through chain
Remote Open PPT files are connect, to realize that speaker is synchronous with the second client.At this time if on mobile terminal is done nextpage
Face slide handover operation, the second client also can realize mobile terminal and second according to the operation order synchronism switching of speaker
The effect of client synchronization projection.
Preferably, the first client is mobile terminal, the Quick Response Code of preliminary act is scanned on a web browser, so that first
Client logs in acquisition preliminary act and refers to：First client is mobile terminal, scans the two of preliminary act on a web browser
Code is tieed up, mobile terminal generates request signal according to 2 D code information and is sent to server, and preliminary act is sent to by server
First client.
3rd step obtains preliminary act using the first client of mobile terminal and opening is shown and carries out page
Face switches to preliminary act remaining arbitrary page and refers to：The first client of mobile terminal is used to obtain preliminary act and with tiling
Mode open be shown each page number content of preliminary act and the gesture horizontally slipping or click on button by way of
Progress page layout switch remaining arbitrary page to preliminary act.
In the 3rd step and the 4th step, progress audio recording step when the first client shows preliminary act is further included,
Specially：First client is provided with audio recording module, and audio recording module carries out contents extraction life to current page digital content
Into identification information；Speaker carries phonetic entry port by audio recording module to current page digital content using the first client
Recording audio.
The step of present invention additionally comprises whether completing to judge to audio recording, specially：
Judge the first client whether carry out page layout switch to preliminary act remaining arbitrary page：
If it is not, then judging that preliminary act current page digital content audio recording does not complete, continue recording audio；
If so, judging that the audio recording of preliminary act current page digital content is completed, audio recording module will to set code check
The audio for completing to record is compressed generates compression audio with format conversion, and is stored；Audio recording module will compress sound
Frequency and identification information are sent to server；Server corresponds to page number content by identification information to transfer out preliminary act, makes to connect
The compression audio page number content matching association corresponding with preliminary act received；The compression audio received is corresponding with preliminary act
Page number content generates single page data and is stored jointly；Single page data are encapsulated generation single page data by server with json forms
Packaging body is sent directly to the second client afterwards, and the projection of PPT files and audio are carried out real-time synchronization to the second visitor to realize
Family end.
The step of single page data packaging body is parsed, watched for user present invention additionally comprises the second client,
Specially：Second client is provided with playing module, and playing module parsing single page data packaging body generation broadcast unit plays single
Member includes audio content and preliminary act corresponds to page number content, and the broadcast unit being newly generated is illustrated in the aobvious of the second client
Show that interface plays out.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention and from above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (10)
1. a kind of throwing screen synchronous method of cloud meeting, it is characterised in that：PPT files are uploaded to server and are converted into preparation text
Part；First client, the second client and browser communication port is established between server respectively with realize the first client,
Second client is synchronous with browser；First client is mobile terminal, obtains preliminary act and opening is shown and page
Face switches；When the first client is switched to remaining arbitrary page of preliminary act, while synchronic command is sent to the second client,
Real-time synchronization throwing screen is carried out to the second client to realize to project PPT files.
2. the throwing screen synchronous method of cloud meeting according to claim 1, it is characterised in that：The PPT files that upload are to clothes
Business device is simultaneously converted into preliminary act；First client, the second client and browser, which are established to communicate respectively between server, to be led to
Road is synchronous with browser to realize the first client, the second client；First client is mobile terminal, obtains preliminary act
And opening is shown and page layout switch；When the first client is switched to remaining arbitrary page of preliminary act, while send same
Step instruction carries out real-time synchronization and throws screen to the second client referring to the second client to realize to project PPT files, including with
Lower step：
The first step uploads PPT files to server by browser；PPT files are carried out format conversion generation and carried by server
The preliminary act of Quick Response Code, and stored；
Second step opens the preliminary act on server by browser, and the first client is mobile terminal, on a web browser
The Quick Response Code of preliminary act is scanned, so that the first client, which logs in, obtains preliminary act, and sends preliminary act link；Second visitor
Family end obtains preliminary act by the link of preliminary act so that the first client, the second client and browser respectively with clothes
It is engaged in realizing synchronous between the first client and the second client by socket Mechanism establishing communication ports between device；
3rd step obtains preliminary act using the first client of mobile terminal and opening is shown and carries out the page and cuts
Shift to preliminary act remaining arbitrary page；
4th step when being switched to remaining arbitrary page of preliminary act using the first client of mobile terminal, while passes through clothes
Device transmission synchronic command be engaged in the second client, is shielded with realizing that PPT files are projected progress real-time synchronization and thrown to the second client.
3. the throwing screen synchronous method of cloud meeting according to claim 2, it is characterised in that：In the second step, the first visitor
Family end is mobile terminal, scans the Quick Response Code of preliminary act on a web browser, so that the first client, which logs in, obtains preparation text
Part refers to：First client is mobile terminal, scans the Quick Response Code of preliminary act on a web browser, mobile terminal is according to two dimension
Code information generation request signal is simultaneously sent to server, and preliminary act is sent to the first client by server.
4. the throwing screen synchronous method of cloud meeting according to claim 2, it is characterised in that：3rd step, using movement
The the first client acquisition preliminary act and opening of terminal are shown and carry out page layout switch, and to preliminary act, remaining is arbitrary
The page refers to：The first client of mobile terminal is used to obtain preliminary act and preliminary act is shown with tile mode opening
Each page number content and the gesture horizontally slipping or click on button by way of carry out page layout switch to preliminary act its
The remaining arbitrary page.
5. the throwing screen synchronous method of cloud meeting according to claim 2, it is characterised in that：In the 3rd step and the 4th step,
Further include progress audio recording step when the first client shows preliminary act.
6. the throwing screen synchronous method of cloud meeting according to claim 5, it is characterised in that：First client is to preparation
Audio recording step is carried out during document presentation to refer to：First client is provided with audio recording module, and audio recording module is to working as
Preceding page number content carries out contents extraction generation identification information；Speaker carries phonetic entry port using the first client and passes through sound
Frequency records module to current page digital content recording audio.
7. the throwing screen synchronous method of cloud meeting according to claim 6, it is characterised in that：Further include to audio recording whether
The step of completion is judged：
Judge the first client whether carry out page layout switch to preliminary act remaining arbitrary page：
If it is not, then judging that preliminary act current page digital content audio recording does not complete, continue recording audio；
If so, judging that the audio recording of preliminary act current page digital content is completed, audio recording module will be completed with setting code check
The audio of recording is compressed generates compression audio with format conversion, and is stored；Audio recording module will compress audio and
Identification information is sent to server；Server corresponds to page number content by identification information to transfer out preliminary act, makes to receive
The association of compression audio corresponding with preliminary act page number content matching；By the compression audio received the page number corresponding with preliminary act
Content generates single page data and is stored jointly；Single page data are encapsulated the data encapsulation of generation single page by server with json forms
Body is sent directly to the second client afterwards, and the projection of PPT files and audio are carried out real-time synchronization to the second client to realize
End.
8. the throwing screen synchronous method of cloud meeting according to claim 7, it is characterised in that：The second client is further included to list
Page data packaging body is parsed, the step of viewing for user.
9. the throwing screen synchronous method of cloud meeting according to claim 8, it is characterised in that：Second client is to single page
Data packaging body is parsed, and the step of being watched for user refers to：Second client is provided with playing module, playing module
Single page data packaging body generation broadcast unit is parsed, broadcast unit includes audio content and preliminary act corresponds to page number content, will
The display interface that the broadcast unit being newly generated is illustrated in the second client plays out.
10. the throwing screen synchronous method of cloud meeting according to claim 1, it is characterised in that：First client is hand
Machine or tablet computer；Second client is mobile phone, tablet computer or computer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711374049.3A CN108063820B (en) | 2017-12-19 | 2017-12-19 | Screen projection synchronization method for cloud conference |
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| CN201711374049.3A CN108063820B (en) | 2017-12-19 | 2017-12-19 | Screen projection synchronization method for cloud conference |
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| CN110297917A (en) * | 2019-06-28 | 2019-10-01 | 腾讯科技（深圳）有限公司 | Live broadcasting method, device, electronic equipment and storage medium |
| CN110430228A (en) * | 2019-06-18 | 2019-11-08 | 北京世纪超星信息技术发展有限责任公司 | A method of it is operated by mobile terminal to equipment is calculated |
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| CN110457496A (en) * | 2019-06-18 | 2019-11-15 | 北京世纪超星信息技术发展有限责任公司 | A method of passing through cloud server sharing media content |
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| CN111723558A (en) * | 2020-07-17 | 2020-09-29 | 腾讯科技（深圳）有限公司 | Document display method and device, electronic equipment and storage medium |
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| CN113938704A (en) * | 2021-10-15 | 2022-01-14 | 北京小度互娱科技有限公司 | Screen projection method, screen projection end and cloud server |
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