CN108521591A - A kind of throwing screen method, apparatus and system - Google Patents
A kind of throwing screen method, apparatus and system Download PDFInfo
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- CN108521591A CN108521591A CN201810290665.9A CN201810290665A CN108521591A CN 108521591 A CN108521591 A CN 108521591A CN 201810290665 A CN201810290665 A CN 201810290665A CN 108521591 A CN108521591 A CN 108521591A
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000006854 communication Effects 0.000 claims abstract description 39
- 238000004891 communication Methods 0.000 claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000003993 interaction Effects 0.000 claims description 4
- 238000011161 development Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 238000012545 processing Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000004927 fusion Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4126—The peripheral being portable, e.g. PDAs or mobile phones
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1454—Digital output to display device ; Cooperation and interconnection of the display device with other functional units involving copying of the display data of a local workstation or window to a remote workstation or window so that an actual copy of the data is displayed simultaneously on two or more displays, e.g. teledisplay
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/643—Communication protocols
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Information Transfer Between Computers (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of throwing screen methods, include the following steps：It sends terminal and acquires its screen message, recording coding is carried out to the screen message, and it is fluidized to streaming media flow, the streaming media flow is sent to server by mode by radio communication, so that the streaming media flow is sent to display terminal by the server by wired or wireless communication mode, the streaming media flow received is reduced into screen message and shown by the display terminal；Since whole network communication process can be carried on the server of any existing service by software realization, development cost is substantially reduced, and can be broken through being limited on public network for LAN and be used, and use scope is greatly improved；Again because the computing capability of server is eager to excel much bigger and can be configured according to actual conditions more than general throwing screen hardware device, its described streaming media flow quantity supported can reach the hundreds of order of magnitude；The invention also discloses a kind of throwing screen device and systems.
Description
Technical field
The present invention relates to field of computer technology more particularly to a kind of throwing screen method, apparatus and system.
Background technology
It is wireless throw screen technology can realize by the mobile terminal screens such as mobile phone, tablet by wireless network be projected to large screen into
Row displaying realizes that the small screen is transmitted to the same screen of large screen projection.With the universal of mobile terminal and apply continuous rich
Richness, while the screen size of mobile terminal is again limited, the wireless throwing screen for may be implemented the small screen being transmitted to large screen is answered
With the favor for being increasingly subject to user.Current wireless throwing screen, which is applied, mainly to be realized in such a way that hardware realization throws screen agreement, and
There are two kinds of mainstream applications, and one is hardware device is transmitted using the same screen with screen projection function, another kind is to use video square
Battle array processing hardware device, the former is only capable of realizing that the wireless throwing screen of single terminal screen, the latter can realize the nothing of multiple terminal screens
Line throws screen, and can realize and show multiple terminal screens with screen.
The wireless screen method of throwing for throwing screen agreement with hardware realization at present is either transmitted using the same screen with screen projection function
Hardware device or video matrix processing hardware device are required to hardware device support, and related development cost is high；And
It can only use, can not apply on public network, usable range is smaller in LAN；It can be supported wirelessly throwing the terminal user of screen
Limited amount, and it is limited to the processing capacity of hardware device, there are the bottlenecks that terminal quantity is difficult to break through；Due to using distinctive
Hardware device, it is difficult to the seamless fusion of software application service platform to realize more valued added applications.Therefore, currently based on hardware
Realize being of limited application for the method for throwing screen agreement, it is difficult to meet the objective demand in market.
Invention content
The purpose of the present invention is to provide a kind of throwing screen method, apparatus and systems, to solve the above technical problem.
For this purpose, the present invention uses following technical scheme：
A kind of throwing screen method, includes the following steps：
S1：It sends terminal and acquires its screen message；
S2：Recording coding is carried out to the screen message, and is fluidized to streaming media flow；
S3：The streaming media flow is sent to server by mode by radio communication so that the server passes through wired
Or the streaming media flow is sent to display terminal by communication, the display terminal restores the streaming media flow received
It is shown at screen message.
Optionally, in the step S3, the transmission terminal wireless is connected with router, and the router is connected with net
Network, the server and display terminal are all connected to the network so that the transmission terminal by radio communication mode by institute
It states streaming media flow and is sent to the server, the server is sent the streaming media flow by wired or wireless communication mode
To the display terminal.
Optionally, in the step S3, in the server by wired or wireless communication mode by the streaming media flow
It is sent to before display terminal, the server realizes the pipe of streaming media flow according to real-time command or the instruction being stored in data
Reason, control and interaction.
Optionally, in the step S3, the selectable display mode of display terminal has：Single screen shows, shuangping san,
Three screens are shown and four screens are shown.
A kind of throwing screen device, including：
Acquiring unit, for obtaining the screen message for sending terminal；
Coding unit, for being encoded to screen message and being fluidized to streaming media flow；
The streaming media flow is sent to server so that the service by transmission unit for mode by radio communication
The streaming media flow is sent to display terminal, the stream that the display terminal will receive by device by wired or wireless communication mode
Media Stream is reduced into screen message and shows.
A kind of throwing screen system, including：
Terminal is sent, for acquiring its screen message, the screen message is carried out recording coding and is fluidized to Streaming Media
Stream, and mode is sent to server by radio communication by the streaming media flow；
The streaming media flow received is sent to display terminal by server by wired or wireless communication mode；
The streaming media flow received is reduced into screen message and shown by display terminal.
Optionally, the throwing screen system further includes：
Router, for being wirelessly connected the transmission terminal and network so that the server and display terminal pass through institute
It states network and is communicated with terminal is sent.
Optionally, the transmission terminal can be mobile phone, tablet computer, mobile notebook or PC machine.
Compared with prior art, the embodiment of the present invention has the advantages that：
In the embodiment of the present invention, using the software realization mode based on Streaming Media, the screen message stream of terminal will be first sent
It is melted into streaming media flow, then streaming media flow is sent to server by mode by radio communication, and server passes through wired or nothing again
Line communication mode turns to be sent to display terminal；Multiple transmission terminals can be supported screen message synchronous transfer to showing end simultaneously
On the screen at end；Since whole network communication process is can to carry the service with any existing service by software realization
On device, development cost is substantially reduced, and can be broken through being limited on public network for LAN and be used, and use scope obtains very
Big promotion；Again because the computing capability of server more than general throwings shield hardware device be eager to excel it is much bigger and can be according to reality
Situation configures, and the streaming media flow quantity supported can reach the hundreds of order of magnitude；In addition, the software based on Streaming Media is real
The advantages of existing mode also reside in can with software application service value-adding business is seamless merges, realize more powerful application of function.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without having to pay creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of method flow diagram for throwing screen method provided in an embodiment of the present invention.
Fig. 2 is a kind of structural schematic diagram for throwing screen device provided in an embodiment of the present invention.
Fig. 3 is a kind of structural schematic diagram for throwing screen system provided in an embodiment of the present invention.
Fig. 4 is a kind of network architecture diagram for throwing screen system provided in an embodiment of the present invention.
Fig. 5 is the display pattern schematic diagram of display terminal provided in an embodiment of the present invention.
Description of the drawings：
Send terminal 10；Server 20；Display terminal 30；Router 40；Network 50；Acquiring unit 60；Coding unit 70；
Transmission unit 80.
Specific implementation mode
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that disclosed below
Embodiment be only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field
All other embodiment that those of ordinary skill is obtained without making creative work, belongs to protection of the present invention
Range.
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.
Embodiment one
Refering to Figure 1, present embodiments providing a kind of throwing screen method, include the following steps：
Step S1：It sends terminal and acquires its screen message；
Step S2：Recording coding is carried out to the screen message, and is fluidized to streaming media flow；
Step S3：The streaming media flow is sent to server by mode by radio communication so that the server passes through
The streaming media flow is sent to display terminal, the streaming media flow that the display terminal will receive by wired or wireless communication mode
Screen message is reduced into show.
Specifically, the throwing screen method is to be based on stream media protocol, using software realization this method, that is, the communication of screen signal is thrown
Transmission passes through stream media protocol real-time Transmission in a network.
Therefore, which the advantage is that relative to the existing wireless throwing screen scheme based on hardware device exploitation
Development cost is relatively much lower；Secondly as being the realization based on application software, can be applied in public network or LAN,
Application range has greatly improved compared with the prior art；Again, which can support the user of hundreds and thousands of orders of magnitude
Number, this is that existing wireless throwing screen scheme is unrivaled；Finally, which can also be with software application service value-adding business
More powerful application of function is realized in seamless fusion, this is also that existing wireless throwing screen scheme cannot achieve.
Further, in step s3, it sends terminal wireless and is connected with router, router is connected with network, server
It is all connected to the network with display terminal so that mode sends the streaming media flow to the transmission terminal by radio communication
To the server, the streaming media flow is sent to the display eventually by the server by wired or wireless communication mode
End.
Specifically, the network is public network or LAN.
Further, in step s3, in the server by wired or wireless communication mode by the streaming media flow
It is sent to before display terminal, the server realizes the pipe of streaming media flow according to real-time command or the instruction being stored in data
Reason, control and interaction.
Further, in step s3, the selectable display mode of the display terminal has：Single screen shows, shuangping san,
Three screens are shown and four screens are shown.
Embodiment two
It please refers to shown in Fig. 2, a kind of throwing screen device provided in an embodiment of the present invention, including：
Acquiring unit 60, for obtaining the screen message for sending terminal；
Coding unit 70, for being encoded to screen message and being fluidized to streaming media flow；
The streaming media flow is sent to server so that the clothes by transmission unit 80 for mode by radio communication
The streaming media flow is sent to display terminal by business device by wired or wireless communication mode, and the display terminal will receive
Streaming media flow is reduced into screen message and shows.
Specifically, the throwing screen device is mountable in the transmission terminal in embodiment one, for realizing the throwing of embodiment one
Screen method.
Embodiment three
It please refers to shown in Fig. 3 and Fig. 4, present embodiments provides a kind of throwing screen system, including：
Terminal 10 is sent, for acquiring its screen message, which is carried out recording coding and is fluidized to Streaming Media
Stream, and mode is sent to server 20 by radio communication by the streaming media flow；
The streaming media flow received is sent to display terminal 30 by server 20 by wired or wireless communication mode；
The streaming media flow received is reduced into screen message and shown by display terminal 30.
Further, which further includes router 40, and terminal 10 and network 50 are sent for being wirelessly connected so that
Server 20 and display terminal 30 are communicated by network 50 with terminal 10 is sent.
Specifically, the network 50 is public network or LAN.
Wherein, end application is installed in transmission terminal 10, for realizing following functions：Its screen message is acquired,
The screen message is carried out recording coding and is fluidized to streaming media flow, and mode is sent to by radio communication by the streaming media flow
Server 20.
Server software program is installed in server 20 so that user can basis real-time command or be stored in number
The functions such as management, control, the interaction of streaming media flow are realized in instruction in.
Terminal program is installed in display terminal 30, is shown for the streaming media flow of reception according to circumstances to be automatically selected four kinds
Show one kind in pattern.Four kinds of display patterns are respectively that single screen is shown, shuangping san, three screens are shown and four screens are shown, are specifically asked
Refering to Fig. 5, Fig. 5 is the display pattern schematic diagram of display terminal provided in an embodiment of the present invention.
Wherein, it can be the various electronic equipments such as mobile phone, tablet computer, mobile notebook or PC machine to send terminal 10.
It should be noted that the quantity for sending terminal 10 can be several, if the quantity of display terminal 30 can also be
Dry, to meet the needs of practical application scene.
In summary three embodiments, throwing screen method, apparatus and system provided in an embodiment of the present invention, operation principle
For：
Using the network architecture as shown in Figure 4, including mobile phone, tablet computer, mobile notebook and PC machine etc.
A variety of transmission terminals 10 are connected to router 40 through wireless communication, and router 40 is connected with network 50, server
20 are connected in a manner of wired or wireless communication on network 50 simultaneously with display terminal 30.Entire technical solution passes through transmission
The screen message for sending terminal 10 is carried out recording coding by terminal program, and is fluidized to streaming media flow, passes through stream media protocol
It is transmitted to server 20 in a communication network, which can be public network or LAN.Server 20 can also according to
The management and control of streaming media flow are realized in the real-time command at family or the instruction being stored in data, eventually need to the stream matchmaker for throwing screen
Body is streaming to display terminal 30 and is shown, is realized with this mobile phone, tablet computer, mobile notebook and PC machine etc. is a variety of
In the screen message synchronized projection to display terminal 30 for sending terminal 10.
Therefore, throwing screen method, apparatus and system provided in an embodiment of the present invention, using the software realization side based on Streaming Media
The screen message for sending terminal 10 is fluidized to streaming media flow first, streaming media flow is then transmitted to server 20 by formula,
Streaming media stream is oriented forwarding on the basis of long connection has been established on server 20, is finally shown on display terminal 30
Show.The throwing screen method and system can support multiple transmission terminals 10 by screen message synchronous transfer to display terminal 30 simultaneously
On screen.Since whole network communication process is can to carry the server 20 with any existing service by software realization
On, development cost is substantially reduced, and can be broken through being limited on public network for LAN and be used, and use scope obtains very big
Promotion.Again because the computing capability of server 20 more than general throwings shield hardware device be eager to excel it is much bigger and can be according to reality
Situation configures, and the streaming media flow quantity supported can reach the hundreds of order of magnitude.In addition, the software based on Streaming Media is real
The advantages of existing mode also reside in can with software application service value-adding business is seamless merges, realize more powerful application of function.
The above, the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to before
Stating embodiment, invention is explained in detail, it will be understood by those of ordinary skill in the art that：It still can be to preceding
The technical solution recorded in each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
Modification or replacement, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (8)
1. a kind of throwing screen method, which is characterized in that include the following steps：
S1：It sends terminal and acquires its screen message；
S2：Recording coding is carried out to the screen message, and is fluidized to streaming media flow；
S3：The streaming media flow is sent to server by mode by radio communication so that the server passes through wired or nothing
The streaming media flow is sent to display terminal by line communication mode, and the streaming media flow received is reduced into screen by the display terminal
Curtain presentation of information.
2. throwing screen method according to claim 1, which is characterized in that in the step S3, the transmission terminal wireless connects
It is connected to router, the router is connected with network, and the server and display terminal are all connected to the network so that described
Sending terminal, the streaming media flow is sent to the server by mode by radio communication, and the server passes through wired or nothing
The streaming media flow is sent to the display terminal by line communication mode.
3. throwing screen method according to claim 1, which is characterized in that in the step S3, in the server by having
Before the streaming media flow is sent to display terminal by line or communication, the server is according to real-time command or storage
Management, control and the interaction of streaming media flow are realized in instruction in data.
4. throwing screen method according to claim 1, which is characterized in that in the step S3, the display terminal may be selected
Display mode have：Single screen is shown, shuangping san, three screens are shown and four screens are shown.
5. a kind of throwing screen device, which is characterized in that including：
Acquiring unit, for obtaining the screen message for sending terminal；
Coding unit, for being encoded to screen message and being fluidized to streaming media flow；
The streaming media flow is sent to server by transmission unit for mode by radio communication so that the server is logical
It crosses wired or wireless communication mode and the streaming media flow is sent to display terminal, the Streaming Media that the display terminal will receive
Stream is reduced into screen message and shows.
6. a kind of throwing screen system, which is characterized in that including：
Terminal is sent, for acquiring its screen message, the screen message is carried out recording coding and is fluidized to streaming media flow, and
By the streaming media flow, mode is sent to server by radio communication；
The streaming media flow received is sent to display terminal by server by wired or wireless communication mode；
The streaming media flow received is reduced into screen message and shown by display terminal.
7. throwing screen system according to claim 6, which is characterized in that the throwing screen system further includes：
Router, for being wirelessly connected the transmission terminal and network so that the server and display terminal pass through the net
Network is communicated with terminal is sent.
8. throwing screen system according to claim 6, which is characterized in that the transmission terminal can be mobile phone, tablet computer,
Mobile notebook or PC machine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810290665.9A CN108521591A (en) | 2018-03-30 | 2018-03-30 | A kind of throwing screen method, apparatus and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810290665.9A CN108521591A (en) | 2018-03-30 | 2018-03-30 | A kind of throwing screen method, apparatus and system |
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| CN201810290665.9A Pending CN108521591A (en) | 2018-03-30 | 2018-03-30 | A kind of throwing screen method, apparatus and system |
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| CN109285401A (en) * | 2018-10-31 | 2019-01-29 | 厦门印天电子科技有限公司 | A kind of based on WLAN mobile lecture system and its mobile teaching methods |
| CN109327728A (en) * | 2018-11-23 | 2019-02-12 | 深圳市鹰硕技术有限公司 | One kind is one-to-many to shield together methods, devices and systems, with screen equipment and storage medium |
| CN109408020A (en) * | 2018-12-18 | 2019-03-01 | 锐捷网络股份有限公司 | It is a kind of to realize the method and apparatus for throwing screen service |
| CN109525889A (en) * | 2018-11-23 | 2019-03-26 | 深圳市鹰硕技术有限公司 | A kind of throwing screen methods, devices and systems, intelligent terminal and storage medium |
| CN109753259A (en) * | 2018-12-27 | 2019-05-14 | 福州瑞芯微电子股份有限公司 | A kind of throwing screen system and control method |
| CN110049368A (en) * | 2019-04-26 | 2019-07-23 | 北京奇艺世纪科技有限公司 | A kind of display methods and relevant device |
| CN110134355A (en) * | 2019-03-29 | 2019-08-16 | 上海与德通讯技术有限公司 | Multi-screen sharing method, intelligence throw screen box and multi-screen shared system |
| CN112311784A (en) * | 2020-10-26 | 2021-02-02 | 杭州横竖科技有限公司 | Screen projection system and screen projection method |
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| CN109285401A (en) * | 2018-10-31 | 2019-01-29 | 厦门印天电子科技有限公司 | A kind of based on WLAN mobile lecture system and its mobile teaching methods |
| CN109327728B (en) * | 2018-11-23 | 2021-10-15 | 深圳市鹰硕技术有限公司 | One-to-many same-screen method, device and system, same-screen equipment and storage medium |
| CN109327728A (en) * | 2018-11-23 | 2019-02-12 | 深圳市鹰硕技术有限公司 | One kind is one-to-many to shield together methods, devices and systems, with screen equipment and storage medium |
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| CN110134355A (en) * | 2019-03-29 | 2019-08-16 | 上海与德通讯技术有限公司 | Multi-screen sharing method, intelligence throw screen box and multi-screen shared system |
| CN110049368A (en) * | 2019-04-26 | 2019-07-23 | 北京奇艺世纪科技有限公司 | A kind of display methods and relevant device |
| CN112653923A (en) * | 2019-10-12 | 2021-04-13 | 中冶赛迪重庆信息技术有限公司 | Intelligent screen projection system and screen projection method |
| CN112311784A (en) * | 2020-10-26 | 2021-02-02 | 杭州横竖科技有限公司 | Screen projection system and screen projection method |
| CN112911383A (en) * | 2021-01-19 | 2021-06-04 | 深圳乐播科技有限公司 | Multipath screen projection method, device and system under local area network |
| CN114339315A (en) * | 2021-12-29 | 2022-04-12 | 西安诺瓦星云科技股份有限公司 | Program playing method, system, electronic equipment and storage medium |
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