CN109558105A - Screen projection method, screen projection device and screen projection equipment - Google Patents
Screen projection method, screen projection device and screen projection equipment Download PDFInfo
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- CN109558105A CN109558105A CN201811534448.6A CN201811534448A CN109558105A CN 109558105 A CN109558105 A CN 109558105A CN 201811534448 A CN201811534448 A CN 201811534448A CN 109558105 A CN109558105 A CN 109558105A
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- 238000000034 method Methods 0.000 title claims abstract description 57
- 238000004891 communication Methods 0.000 claims abstract description 44
- 230000006835 compression Effects 0.000 claims description 44
- 238000007906 compression Methods 0.000 claims description 44
- 230000005540 biological transmission Effects 0.000 claims description 40
- 108010001267 Protein Subunits Proteins 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000006870 function Effects 0.000 description 11
- 238000004590 computer program Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 7
- 238000000060 site-specific infrared dichroism spectroscopy Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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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
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Abstract
The invention discloses a screen projection method, a screen projection device and screen projection equipment. The method comprises the following steps: the system is connected with a target terminal through a communication interface, wherein the communication interface is a hardware interface allowing direct connection to the target terminal; receiving real-time screen display data and/or audio data of a target terminal; and sending the screen display data and/or the audio data to a receiving end, wherein the screen display data is displayed at the receiving end, and the audio data is played at the receiving end. By the method and the device, the effect of simplifying user operation is achieved.
Description
Technical field
The present invention relates to screen field is thrown, in particular to a kind of throwing screen method, screen device, throwing screen equipment are thrown.
Background technique
Screen class product is wirelessly thrown used in present meeting room, in the case where user's first time use, if user want by
The screen of oneself mobile phone (Android or IOS) projects on large screen, it usually needs the specific WIFI hot spot in connection meeting room, so
The function of image mirrors (Android miracast, IOS airplay) in mobile phone, ability normal use, this process are opened afterwards
Complexity complex for operation step.
Carry out the wireless problem for throwing complexity complex for operation step when screen for the first time for user in the related technology, at present not yet
It puts forward effective solutions.
Summary of the invention
The main purpose of the present invention is to provide a kind of throwing screen method, screen device, throwing screen equipment are thrown, to solve the prior art
Middle user carries out the wireless problem for throwing complexity complex for operation step when screen for the first time.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of throwing screen method, comprising: by logical
Letter interface is connected with target terminal, wherein the communication interface is the hardware interface for allowing directly to be connected into the target terminal;It connects
Receive the real-time display data on the screen of the target terminal and/or audio data;To receiving end send the display data on the screen and/
Or the audio data, wherein the display data on the screen is shown in the receiving end, and the audio data connects described
Receiving end plays out.
Further, the display data on the screen and/or the audio data are sent to receiving end, comprising: by the screen
Curtain display data and/or the audio data carry out coding compression, obtain compressed package;The compression is sent to the receiving end
Packet.
Further, before the display data on the screen and/or the audio data are carried out coding compression, the side
Method further include: the determining transmission bandwidth between the receiving end;It is aobvious to the screen according to the transmission bandwidth selection determined
Registration evidence and/or the audio data carry out the object format of coding compression, by the display data on the screen and/or the audio
Data carry out coding compression, comprising: carry out according to the object format to the display data on the screen and/or the audio data
Coding compression.
Further, before receiving the real-time display data on the screen of the target terminal and/or audio data, the side
Method further include: read the facility information of the target terminal, it is whole that the facility information of the target terminal is used to indicate the target
The device type and communication mode at end;Target drives program is searched according to the facility information read, wherein the target drives
Program is for receiving the display data on the screen and/or the audio data;Load the target drives program.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of throwing screen device, comprising: connection is single
Member, for being connected by communication interface with target terminal, wherein the communication interface is to allow directly to be connected into the target terminal
Hardware interface;Receiving unit, for receiving the real-time display data on the screen of the target terminal and/or audio data;It sends
Unit, for sending the display data on the screen and/or the audio data to receiving end, wherein the display data on the screen
It is shown in the receiving end, the audio data is played out in the receiving end.
Further, the transmission unit includes: compression subelement, for by the display data on the screen and/or described
Audio data carries out coding compression, obtains compressed package;Transmission sub-unit, for sending the compressed package to the receiving end.
Further, described device further include: determination unit, for by the display data on the screen and/or the sound
Frequency is according to before carrying out coding compression, the determining transmission bandwidth between the receiving end;Selecting unit is determined for basis
Transmission bandwidth selection to the display data on the screen and/or the audio data carry out coding compression object format, it is described
Compression subelement is used to carry out coding pressure to the display data on the screen and/or the audio data according to the object format
Contracting.
Further, described device further include: reading unit is receiving the display data on the screen and/or the audio
Before data, the facility information of the target terminal is read, it is whole that the facility information of the target terminal is used to indicate the target
The device type and communication mode at end;Searching unit, for searching target drives program according to the facility information read,
In, the target drives program is for receiving the display data on the screen and/or the audio data;Loading unit, for adding
Carry the target drives program.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of throwing screen equipment, comprising: communication connects
Mouthful, it is connected with target terminal, wherein the communication interface is the hardware interface for allowing directly to be connected into the target terminal, is passed through
The communication interface can receive the real-time display data on the screen of the target terminal and/or audio data;Wireless transport module,
For sending the display data on the screen and/or the audio data to receiving end.
Further, the equipment further include: chip distinguishes phase with the communication interface and the wireless transport module
Even, for the received display data on the screen and/or the audio data to be carried out compressed encoding.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of throwing screen system, comprising: above-mentioned
Throw screen equipment;Receiving end, for receive it is described throwing screen equipment send display data on the screen and/or audio data after,
Show the display data on the screen and/or playing audio data.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of storage medium, the storage medium
Program including storage, wherein execute above-mentioned throwing screen method in described program operation.
To achieve the goals above, according to an aspect of the invention, there is provided a kind of processor, the processor are used for
Run program, wherein described program executes above-mentioned throwing screen method when running.
In embodiments of the present invention, it throws screen equipment and target terminal is attached by communication interface, throw screen equipment and receive
The real-time display data on the screen of target terminal and/or audio data, and display data on the screen and/or audio number are sent to receiving end
According to, after receiving end receives display data on the screen and/or audio data, displaying display data on the screen, and/or play audio number
According to target terminal does not need the specific WIFI hot spot in connection meeting room, is just able to carry out without image mirrors function is opened
Screen is thrown, user in the prior art is solved and carries out the wireless technical problem for throwing complexity complex for operation step when screen for the first time, reach
The technical effect of simplified user's operation.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of optional flow chart for throwing screen method according to an embodiment of the present invention;
Fig. 2 is a kind of optional hardware schematic for implementing to throw screen method according to an embodiment of the present invention;
Fig. 3 is a kind of optional schematic diagram for throwing screen device according to an embodiment of the present invention.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to embodiments herein described herein.In addition, term " includes " and " tool
Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing a series of steps or units
Process, method, system, product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include without clear
Other step or units listing to Chu or intrinsic for these process, methods, product or equipment.
Explanation of technical terms:
SSID:SSID is the abbreviation of Service Set Identifier, means that service set.SSID technology can
A WLAN is divided into several sub-networks for needing different identity to verify, each sub-network requires independent body
Part verifying only can just enter corresponding sub-network by the user of authentication, prevent unauthorized user from entering this
Network.
The embodiment of the invention provides a kind of throwing screen methods.
Fig. 1 is a kind of optional flow chart for throwing screen method according to an embodiment of the present invention, as shown in Figure 1, this method packet
Include following steps:
Step S102: it is connected by communication interface with target terminal, wherein communication interface is to allow directly to be connected into target end
The hardware interface at end.
Step S104: the real-time display data on the screen of target terminal and/or audio data are received.
Step S106: display data on the screen and/or audio data are sent to receiving end, wherein display data on the screen is connecing
Receiving end is shown, and audio data is played out in receiving end.
Communication interface can be USB interface or other hardware interfaces.Target terminal can be mobile phone, computer etc., receive
End can be set-top box, projector, meeting large-size screen monitors, smart television etc..
In embodiments of the present invention, it throws screen equipment and target terminal is attached by communication interface, throw screen equipment and receive
The real-time display data on the screen of target terminal and/or audio data, and display data on the screen and/or audio number are sent to receiving end
According to, after receiving end receives display data on the screen and/or audio data, displaying display data on the screen, and/or play audio number
According to target terminal does not need the specific WIFI hot spot in connection meeting room, is just able to carry out without image mirrors function is opened
Screen is thrown, user in the prior art is solved and carries out the wireless technical problem for throwing complexity complex for operation step when screen for the first time, reach
The technical effect of simplified user's operation.
Optionally, display data on the screen and/or audio data are sent to receiving end, comprising: by display data on the screen and/or
Audio data carries out coding compression, obtains compressed package;Compressed package is sent to receiving end.
Since the file size of display data on the screen, audio data is very big, very big bandwidth is occupied when transmission,
To the more demanding of transmission channel.
When transmission bandwidth is larger, display data on the screen and/or audio data can not be compressed, directly will
Display data on the screen and/or audio data are sent to receiving end, receiving end receive display data on the screen and/or audio data it
Afterwards, directly display data on the screen and/or audio data are shown or are played;When transmission bandwidth is lesser, in order to protect
The normal transmission for demonstrate,proving display data on the screen and/or audio data, can first compile display data on the screen and/or audio data
Code compression, obtains compressed package, then sends compressed package after receiving end receives compressed package to receiving end and is decoded to compressed package,
Obtain display data on the screen and/or audio data, then receiving end display data on the screen and/or audio data are played out or
It shows.
Optionally, before display data on the screen and/or audio data are carried out coding compression, between determining and receiving end
Transmission bandwidth;Coding compression is carried out to display data on the screen and/or audio data according to the transmission bandwidth selection determined
Object format.Display data on the screen and/or audio data are subjected to coding compression, comprising: show to screen according to object format
Data and/or audio data carry out coding compression.
By determining compressed format according to transmission bandwidth, with reasonable compressed format to display data on the screen and/or audio
Data are compressed, and can either guarantee the normal transmission of display data on the screen and/or audio data, and being capable of land productivity to greatest extent
With transmission bandwidth, also, the loss of display data on the screen and/or audio data in transmission process can also be made smaller.
Optionally, before receiving the real-time display data on the screen of target terminal and/or audio data, method further include:
It establishes and is wirelessly connected with receiving end.
Throw screen equipment and receiving end establish the mode that is wirelessly connected can there are many, for example, throwing screen equipment and receiving end is logical
It crosses the same local area network and establishes wireless connection, alternatively, receiving end has the function of hotspot, throw screen equipment and receiving end passes through nothing
Line hot spot function is wirelessly connected.
Before receiving the real-time display data on the screen of target terminal and/or audio data, method further include: read target
The facility information of terminal, the facility information of target terminal are used to indicate the device type and communication mode of target terminal;According to reading
The facility information got searches target drives program, wherein target drives program is for receiving display data on the screen and/or audio
Data;Load target drives program.
After detecting that equipment is inserted by communication interface, equipment is enumerated, that is, read specific letter from the device
How breath, to know that equipment is what kind of equipment, communicated, and it is suitable thus to be loaded according to the information read
Driver, with from target terminal capture screen show data and/or audio data.
Fig. 2 is a kind of optional hardware schematic for implementing to throw screen method according to an embodiment of the present invention, as shown in Fig. 2,
Master chip operation linux or other intelligence systems, mobile phone in mobile phone wireless projection device (i.e. above-mentioned throwing screen equipment) pass through USB
Interface is connect with intelligence system, and by the setting of system, mobile phone wireless projection device is identified as computer by mobile phone, and mobile phone wireless
The desktop of mobile phone terminal can be shown by specific software with driving and be crawled out in real time with audio by system in projection device, ARM master
After chip compresses this audio/video coding, is sent audiovisual compression packet to by WIFI module and show that receiving end is (i.e. above-mentioned to connect
Receiving end) decoding play show, wherein mobile phone wireless projection device by preset WIFI connection password with display reception
End is wirelessly connected together by WIFI.Mobile phone does not need the specific WIFI hot spot in connection meeting room, without unlatching image
Image feature, which is just able to carry out to throw, to be shielded, and is solved complex for operation step multiple when the wireless throwing of user's progress for the first time is shielded in the prior art
Miscellaneous technical problem has reached the technical effect of simplified user's operation.
As a kind of optional embodiment, throws screen equipment and power on, pass through password preset in software and preset WIFI
The hotspot of SSID connects.It throws screen equipment to connect by USB interface with mobile phone, mobile phone is used as from equipment (device) in ARM
USB device enumeration is carried out in chip system.After the completion of enumerating, system will by specific driving and software interface in ARM master chip
Show that picture and audio crawl out in real time and by encoding compression processing at compressed package in mobile phone.ARM master chip is by audio-video
Compressed package is sent to the particular port of receiving end by WIFI.The audio/video coding compressed package received is decoded and is played by receiving end
Out.When user wants to share the content live fluoroscopic of mobile phone to big screen display, it is only necessary to connect mobile phone USB interface i.e.
Mobile phone can be achieved and throw screen, do not need many and diverse operation.
Fig. 3 is a kind of optional schematic diagram for throwing screen device according to an embodiment of the present invention, as shown in figure 3, the device packet
It includes: connection unit 10, receiving unit 20, transmission unit 30.
Connection unit 10, for being connected by communication interface with target terminal, wherein communication interface is to allow directly to be connected into
The hardware interface of target terminal.
Receiving unit 20, for for receiving the real-time display data on the screen of target terminal and/or audio data.
Transmission unit 30, for sending display data on the screen and/or audio data to receiving end, wherein screen display number
It is shown according in receiving end, audio data is played out in receiving end.
In embodiments of the present invention, it throws screen equipment and target terminal is attached by communication interface, throw screen equipment and receive
The real-time display data on the screen of target terminal and/or audio data, and display data on the screen and/or audio number are sent to receiving end
According to, after receiving end receives display data on the screen and/or audio data, displaying display data on the screen, and/or play audio number
According to target terminal does not need the specific WIFI hot spot in connection meeting room, is just able to carry out without image mirrors function is opened
Screen is thrown, user in the prior art is solved and carries out the wireless technical problem for throwing complexity complex for operation step when screen for the first time, reach
The technical effect of simplified user's operation.
Optionally, transmission unit 30 includes: compression subelement, transmission sub-unit.Subelement is compressed, for showing screen
Data and/or audio data carry out coding compression, obtain compressed package.Transmission sub-unit, for sending compressed package to receiving end.
Optionally, device further include: determination unit, selecting unit.Determination unit, for by display data on the screen and/
Transmission bandwidth or before audio data carries out coding compression, between determining and receiving end.Selecting unit is determined for basis
Transmission bandwidth selection to display data on the screen and/or audio data carry out coding compression object format.Subelement is compressed to use
In carrying out coding compression to display data on the screen and/or audio data according to object format.
Optionally, device further include: reading unit, searching unit, loading unit.Reading unit, for receiving screen
Before showing data and/or audio data, the facility information of target terminal is read, the facility information of target terminal is used to indicate mesh
Mark the device type and communication mode of terminal.Searching unit, for searching target drives program according to the facility information read,
Wherein, target drives program is for receiving display data on the screen and/or audio data.Loading unit, for loading target drives
Program.
The embodiment of the invention provides a kind of throwing screen equipments, comprising: communication interface, wireless transport module.
Communication interface is connected with target terminal, wherein communication interface is that the hardware for being directly connected into target terminal is allowed to connect
Mouthful, the real-time display data on the screen of target terminal and/or audio data can be received by communication interface.
Wireless transport module, for sending display data on the screen and/or audio data to receiving end.
In embodiments of the present invention, it throws screen equipment and target terminal is attached by communication interface, throw screen equipment and receive
The real-time display data on the screen of target terminal and/or audio data, and display data on the screen and/or audio number are sent to receiving end
According to, after receiving end receives display data on the screen and/or audio data, displaying display data on the screen, and/or play audio number
According to target terminal does not need the specific WIFI hot spot in connection meeting room, is just able to carry out without image mirrors function is opened
Screen is thrown, user in the prior art is solved and carries out the wireless technical problem for throwing complexity complex for operation step when screen for the first time, reach
The technical effect of simplified user's operation.
Optionally, equipment further include: chip.Chip is respectively connected with communication interface and wireless transport module, for that will connect
The display data on the screen and/or audio data of receipts carry out compressed encoding.
When transmission bandwidth is larger, display data on the screen and/or audio data can not be compressed, directly will
Display data on the screen and/or audio data are sent to receiving end, receiving end receive display data on the screen and/or audio data it
Afterwards, directly display data on the screen and/or audio data are played out;When transmission bandwidth is lesser, in order to guarantee screen
The normal transmission for showing data and/or audio data, first can carry out coding pressure for display data on the screen and/or audio data
Contracting, obtains compressed package, then sends compressed package after receiving end receives compressed package to receiving end and is decoded, obtains to compressed package
Display data on the screen and/or audio data, then receiving end plays out display data on the screen and/or audio data.
The embodiment of the invention provides a kind of throwing screen systems, comprising: above-mentioned throwing screen equipment, receiving end.
Receiving end, for receive throw screen equipment send display data on the screen and/or audio data after, display screen
Curtain display data and/or playing audio-fequency data.
The embodiment of the invention provides a kind of storage medium, storage medium includes the program of storage, wherein is run in program
Shi Zhihang above-mentioned throwing screen method.
The embodiment of the invention provides a kind of processor, processor is for running program, wherein executes when program is run
The throwing screen method stated.
Control device includes processor and memory, and above-mentioned connection unit 10, receiving unit 20, transmission unit 30 etc. are made
In memory for program unit storage, above procedure unit stored in memory is executed by processor to realize accordingly
Function.
Include kernel in processor, is gone in memory to transfer corresponding program unit by kernel.Kernel can be set one
Or more, screen method is thrown by adjusting kernel parameter to execute.
Memory may include the non-volatile memory in computer-readable medium, random access memory (RAM) and/
Or the forms such as Nonvolatile memory, if read-only memory (ROM) or flash memory (flash RAM), memory include that at least one is deposited
Store up chip.
The embodiment of the invention provides a kind of storage mediums, are stored thereon with program, real when which is executed by processor
Now throw screen method.
The embodiment of the invention provides a kind of processor, processor is for running program, wherein program executes throwing when running
Screen method.
The embodiment of the invention provides a kind of equipment, equipment include processor, memory and storage on a memory and can
The program run on a processor, processor perform the steps of when executing program
It is connected by communication interface with target terminal, wherein communication interface is the hardware for allowing directly to be connected into target terminal
Interface;Receive the real-time display data on the screen of target terminal and/or audio data;To receiving end send display data on the screen and/
Or audio data, wherein display data on the screen is shown in receiving end, and audio data is played out in receiving end.
Optionally, it is also performed the steps of when processor executes program by display data on the screen and/or audio data progress
Coding compression, obtains compressed package;Compressed package is sent to receiving end.
Optionally, also performed the steps of when processor executes program by display data on the screen and/or audio data into
Before row coding compression, the transmission bandwidth between determining and receiving end;Screen is shown according to the transmission bandwidth selection determined
Data and/or audio data carry out the object format of coding compression, and display data on the screen and/or audio data are carried out coding pressure
Contracting, comprising: coding compression is carried out to display data on the screen and/or audio data according to object format.
Optionally, it is also performed the steps of when processor executes program and is receiving the real-time screen display number of target terminal
According to and/or audio data before, read the facility information of target terminal, the facility information of target terminal is used to indicate target terminal
Device type and communication mode;Target drives program is searched according to the facility information read, wherein target drives program is used
In reception display data on the screen and/or audio data;Load target drives program.
Equipment herein can be server, PC, PAD, mobile phone etc..
Present invention also provides a kind of computer program products, and when executing on data processing equipment, execution has as follows
The program of method and step:
It is connected by communication interface with target terminal, wherein communication interface is the hardware for allowing directly to be connected into target terminal
Interface;Receive the real-time display data on the screen of target terminal and/or audio data;To receiving end send display data on the screen and/
Or audio data, wherein display data on the screen is shown in receiving end, and audio data is played out in receiving end.
Optionally, it also executes the program of there are as below methods step: display data on the screen and/or audio data is encoded
Compression, obtains compressed package;Compressed package is sent to receiving end.
Optionally, it also executes the program of there are as below methods step: being compiled by display data on the screen and/or audio data
Transmission bandwidth before code compression, between determining and receiving end;It is selected according to the transmission bandwidth determined to display data on the screen
And/or audio data carries out the object format of coding compression, and display data on the screen and/or audio data are carried out coding compression,
It include: that coding compression is carried out to display data on the screen and/or audio data according to object format.
Optionally, also execute the program of there are as below methods step: receive the real-time display data on the screen of target terminal and/
Or before audio data, the facility information of target terminal is read, the facility information of target terminal is used to indicate setting for target terminal
Standby type and communication mode;Target drives program is searched according to the facility information read, wherein target drives program is for connecing
Receive display data on the screen and/or audio data;Load target drives program.
It should be understood by those skilled in the art that, embodiments herein can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the application
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the application, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The application is referring to method, the process of equipment (system) and computer program product according to the embodiment of the present application
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
In a typical configuration, calculating equipment includes one or more processors (CPU), input/output interface, net
Network interface and memory.
Memory may include the non-volatile memory in computer-readable medium, random access memory (RAM) and/
Or the forms such as Nonvolatile memory, such as read-only memory (ROM) or flash memory (flash RAM).Memory is computer-readable Jie
The example of matter.
Computer-readable medium includes permanent and non-permanent, removable and non-removable media can be by any method
Or technology come realize information store.Information can be computer readable instructions, data structure, the module of program or other data.
The example of the storage medium of computer includes, but are not limited to phase change memory (PRAM), static random access memory (SRAM), moves
State random access memory (DRAM), other kinds of random access memory (RAM), read-only memory (ROM), electric erasable
Programmable read only memory (EEPROM), flash memory or other memory techniques, read-only disc read only memory (CD-ROM) (CD-ROM),
Digital versatile disc (DVD) or other optical storage, magnetic cassettes, tape magnetic disk storage or other magnetic storage devices
Or any other non-transmission medium, can be used for storage can be accessed by a computing device information.As defined in this article, it calculates
Machine readable medium does not include temporary computer readable media (transitory media), such as the data-signal and carrier wave of modulation.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
It include so that the process, method, commodity or the equipment that include a series of elements not only include those elements, but also to wrap
Include other elements that are not explicitly listed, or further include for this process, method, commodity or equipment intrinsic want
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including element
There is also other identical elements in process, method, commodity or equipment.
It will be understood by those skilled in the art that embodiments herein can provide as method, system or computer program product.
Therefore, complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects can be used in the application
Form.It is deposited moreover, the application can be used to can be used in the computer that one or more wherein includes computer usable program code
The shape for the computer program product implemented on storage media (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
Formula.
The above is only embodiments herein, are not intended to limit this application.To those skilled in the art,
Various changes and changes are possible in this application.It is all within the spirit and principles of the present application made by any modification, equivalent replacement,
Improve etc., it should be included within the scope of the claims of this application.
Claims (13)
1. a kind of throwing screen method characterized by comprising
It is connected by communication interface with target terminal, wherein the communication interface is to allow directly to be connected into the target terminal
Hardware interface;
Receive the real-time display data on the screen of the target terminal and/or audio data;
The display data on the screen and/or the audio data are sent to receiving end, wherein the display data on the screen is described
Receiving end is shown, and the audio data is played out in the receiving end.
2. the method according to claim 1, wherein sending the display data on the screen and/or institute to receiving end
State audio data, comprising:
The display data on the screen and/or the audio data are subjected to coding compression, obtain compressed package;
The compressed package is sent to the receiving end.
3. according to the method described in claim 2, it is characterized in that, by the display data on the screen and/or the audio number
According to before carrying out coding compression, the method also includes:
The determining transmission bandwidth between the receiving end;
Coding compression is carried out to the display data on the screen and/or the audio data according to the transmission bandwidth selection determined
Object format,
The display data on the screen and/or the audio data are subjected to coding compression, comprising:
Coding compression is carried out to the display data on the screen and/or the audio data according to the object format.
4. the method according to claim 1, wherein receiving the real-time display data on the screen of target terminal
And/or before audio data, the method also includes:
The facility information of the target terminal is read, the facility information of the target terminal is used to indicate setting for the target terminal
Standby type and communication mode;
Target drives program is searched according to the facility information read, wherein the target drives program is for receiving the screen
Curtain display data and/or the audio data;
Load the target drives program.
5. a kind of throwing screen device characterized by comprising
Connection unit, for being connected by communication interface with target terminal, wherein the communication interface is directly connected into institute for permission
State the hardware interface of target terminal;
Receiving unit, for receiving the real-time display data on the screen of the target terminal and/or audio data;
Transmission unit, for sending the display data on the screen and/or the audio data to receiving end, wherein the screen
Display data are shown in the receiving end, and the audio data is played out in the receiving end.
6. device according to claim 5, which is characterized in that the transmission unit includes:
Compression subelement is compressed for the display data on the screen and/or the audio data to be carried out coding compression
Packet;
Transmission sub-unit, for sending the compressed package to the receiving end.
7. device according to claim 6, which is characterized in that described device further include:
Determination unit, for before the display data on the screen and/or the audio data are carried out coding compression, determine with
Transmission bandwidth between the receiving end;
Selecting unit, for being selected according to the transmission bandwidth determined to the display data on the screen and/or the audio data
The object format of coding compression is carried out,
The compression subelement is used to carry out the display data on the screen and/or the audio data according to the object format
Coding compression.
8. device according to claim 5, which is characterized in that described device further include:
Reading unit reads setting for the target terminal before receiving the display data on the screen and/or the audio data
Standby information, the facility information of the target terminal are used to indicate the device type and communication mode of the target terminal;
Searching unit, for searching target drives program according to the facility information read, wherein the target drives program is used
In the reception display data on the screen and/or the audio data;
Loading unit, for loading the target drives program.
9. a kind of throwing screen equipment characterized by comprising
Communication interface is connected with target terminal, wherein the communication interface is the hardware for allowing directly to be connected into the target terminal
Interface can receive the real-time display data on the screen of the target terminal and/or audio data by the communication interface;
Wireless transport module, for sending the display data on the screen and/or the audio data to receiving end.
10. equipment according to claim 9, which is characterized in that the equipment further include:
Chip is respectively connected with the communication interface and the wireless transport module, is used for the received screen display number
According to and/or the audio data carry out compressed encoding.
11. a kind of throwing screen system characterized by comprising
Throwing screen equipment described in claim 9 or 10;
Receiving end, for showing institute after receiving the display data on the screen and/or audio data that the throwing screen equipment is sent
State display data on the screen and/or playing audio data.
12. a kind of storage medium, which is characterized in that the storage medium includes the program of storage, wherein run in described program
When perform claim require 1 to 4 described in any item throwing screen methods.
13. a kind of processor, which is characterized in that the processor is for running program, wherein right of execution when described program is run
Benefit requires 1 to 4 described in any item throwing screen methods.
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CN201811534448.6A CN109558105A (en) | 2018-12-14 | 2018-12-14 | Screen projection method, screen projection device and screen projection equipment |
PCT/CN2019/125732 WO2020119823A1 (en) | 2018-12-14 | 2019-12-16 | Screen projection method, screen projection apparatus and screen projection device |
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