CN114237531A - Remote screen projection control method and system - Google Patents
Remote screen projection control method and system Download PDFInfo
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- CN114237531A CN114237531A CN202111129540.6A CN202111129540A CN114237531A CN 114237531 A CN114237531 A CN 114237531A CN 202111129540 A CN202111129540 A CN 202111129540A CN 114237531 A CN114237531 A CN 114237531A
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- 238000012544 monitoring process Methods 0.000 claims abstract description 20
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 230000002452 interceptive effect Effects 0.000 claims abstract description 12
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 8
- 230000003993 interaction Effects 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000006855 networking Effects 0.000 claims description 3
- 238000011161 development Methods 0.000 description 2
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- 230000009286 beneficial effect Effects 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
- 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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- 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
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
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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
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
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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
- H04L67/14—Session management
- H04L67/146—Markers for unambiguous identification of a particular session, e.g. session cookie or URL-encoding
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/161—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields
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Abstract
The invention discloses a control method and a system for remote screen projection, belonging to the field of remote screen projection; the system specifically comprises a connection establishing module, a screen projection display module, a monitoring conversion module and a bidirectional interaction module; the system establishes connection with one or more target controlled devices in the local area network through the main control device; the master control equipment receives screen projection information transmitted by the controlled equipment through connection and displays the screen projection information into a window; the master control equipment monitors input operation information of screen projection interactive interfaces of all controlled equipment and converts the information into a control instruction; and sending the control instruction to corresponding controlled equipment, and executing corresponding operation by the controlled terminal equipment according to the appointed instruction.
Description
Technical Field
The invention discloses a method and a system for controlling remote screen projection, and relates to the technical field of remote screen projection.
Background
With the high development of the internet, smart devices (such as mobile phones, tablet computers, smart televisions and computers) increasingly enter people's lives. There is an increasing interest in the mutual control and content sharing between different smart devices. Along with the development needs of application scenes such as remote office, remote education, remote maintenance, remote assistance and the like, remote operation and control technologies are attracting more and more attention.
However, the existing remote control technology has the following problems:
the master control equipment and the controlled equipment are in one-to-one correspondence, and one master control equipment cannot control a plurality of controlled equipment at the same time;
when the master control device controls the controlled device, the master control device needs to be used for sending the control instruction to the extranet server, and the extranet server forwards the control instruction to the controlled device, so that the user data safety and the control reliability are poor. Meanwhile, the requirement on the network speed is high due to the fact that the public network environment is required, and the construction cost and the operation flexibility are greatly poor;
bidirectional multimedia file sharing cannot be performed between the master control equipment and the controlled equipment;
therefore, a method and a system for controlling remote screen projection are provided to solve the above problems.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a control method and a system for remote screen projection, and the adopted technical scheme is as follows: a control method for remote screen projection comprises the following specific steps:
s1, the main control device establishes connection with one or more target controlled devices in the local area network;
s2, the main control device receives screen projection information transmitted by the controlled device through connection and displays the screen projection information into a window;
s3, the main control device monitors the input operation information of different screen projection interactive interfaces and converts the information into a control instruction;
s4 the master device remotely obtains the multimedia files in the controlled device and shares the multimedia files to the controlled device.
The specific steps of the S1 master control device establishing connection with one or more target controlled devices in the local area network are as follows:
s101, networking the master control equipment and all the controlled equipment and placing the master control equipment and all the controlled equipment in the same local area network environment;
s102, filling IP information of all controlled devices in the main control device as marking information;
s103, the main control device establishes a TCP transmission channel through the IP information of the controlled device.
The screen projection information in the S2 comprises screen recording and screen capturing information of a current operation interface of the controlled equipment; when the main control equipment is connected with the controlled equipment, screen projection information of different controlled equipment is displayed in different windows.
The specific steps of monitoring input operation information of different screen projection interactive interfaces by the main control equipment of S3 and converting the information into a control instruction are as follows:
s301, the main control device monitors the user interface input information of each controlled device;
s302, aiming at the relative position information of the current window, converting the information of the touch event including the gesture, the touch position and the like into instruction operation;
s303, the controlled terminal receives the instruction information and executes corresponding operation.
A control system for remote screen projection specifically comprises a connection establishing module, a screen projection display module, a monitoring conversion module and a bidirectional interaction module:
a connection establishment module: the method comprises the steps that a main control device establishes connection with one or more target controlled devices in a local area network;
the screen projection display module: the master control equipment receives screen projection information transmitted by the controlled equipment through connection and displays the screen projection information into a window;
a monitoring conversion module: the main control equipment monitors input operation information of different screen projection interactive interfaces and converts the information into a control instruction;
a bidirectional interaction module: the master control equipment remotely obtains the multimedia files in the controlled equipment and shares the multimedia files to the controlled equipment.
The connection establishing module specifically comprises a network setting module, an information marking module and a channel establishing module:
a network setting module: the master control equipment and all the controlled equipment are networked and are in the same local area network environment;
an information marking module: filling IP information of all controlled devices in the main control device as marking information;
a channel establishing module: the main control device establishes a TCP transmission channel through the IP information of the controlled device.
The screen projection information of the screen projection display module comprises screen recording and screen capturing information of a current operation interface of the controlled equipment; when the main control equipment is connected with the controlled equipment, screen projection information of different controlled equipment is displayed in different windows.
The monitoring conversion module specifically comprises an input monitoring module, an information conversion module and an instruction execution module:
the input monitoring module: the master control equipment monitors the user interface input information of each controlled equipment;
the information conversion module: aiming at the relative position information of the current window, converting the information of the touch event including the gesture, the touch position and the like into instruction operation;
the instruction execution module: and the controlled terminal receives the instruction information and executes corresponding operation.
The invention has the beneficial effects that: the main control device establishes connection with one or more target controlled devices in the local area network; the master control equipment receives screen projection information transmitted by the controlled equipment through connection and displays the screen projection information into a window; the master control equipment monitors input operation information of screen projection interactive interfaces of all controlled equipment and converts the information into a control instruction; sending the control instruction to corresponding controlled equipment, and executing corresponding operation by the controlled terminal equipment according to the appointed instruction; the main control device can remotely acquire the multimedia files in the controlled device and can share the multimedia files to the controlled device.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a flow chart of the method of the present invention; FIG. 2 is a schematic diagram of the system of the present invention; fig. 3 is a flow chart of an embodiment of the method of the present invention.
Detailed Description
The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.
The first embodiment is as follows:
a control method for remote screen projection comprises the following specific steps:
s1, the main control device establishes connection with one or more target controlled devices in the local area network;
s2, the main control device receives screen projection information transmitted by the controlled device through connection and displays the screen projection information into a window;
s3, the main control device monitors the input operation information of different screen projection interactive interfaces and converts the information into a control instruction;
s4, the main control device remotely obtains the multimedia files in the controlled device and shares the multimedia files to the controlled device;
the method of the invention establishes connection with one or more target controlled devices in the local area network through the main control device; the master control equipment receives screen projection information transmitted by the controlled equipment through connection and displays the screen projection information into a window; the master control equipment monitors input operation information of screen projection interactive interfaces of all controlled equipment and converts the information into a control instruction; sending the control instruction to corresponding controlled equipment, and executing corresponding operation by the controlled terminal equipment according to the appointed instruction; the master control equipment can remotely acquire the multimedia files in the controlled equipment and can share the multimedia files to the controlled equipment;
further, the specific steps of the S1 method for establishing a connection between the master control device and one or more target controlled devices in the local area network are as follows:
s101, networking the master control equipment and all the controlled equipment and placing the master control equipment and all the controlled equipment in the same local area network environment;
s102, filling IP information of all controlled devices in the main control device as marking information;
s103, the main control device establishes a TCP transmission channel through the IP information of the controlled device;
the master control device and all the controlled devices are networked and located in the same local area network environment, and the identification information of all the controlled devices is filled in the master control device, preferably, the identification information is the IP of the controlled devices. Then the master control device establishes a TCP transmission channel through the IP information of the controlled device;
the screen projection information in the S2 comprises screen recording and screen capturing information of a current operation interface of the controlled equipment; when the master control equipment is connected with a plurality of controlled equipment, screen projection information of a plurality of different controlled equipment is displayed in different windows;
after the transmission channel is established, the controlled equipment sends screen projection information of the current operation interface to the main control equipment, wherein the screen projection information comprises screen recording or screen capturing information and the like;
after the master control device and the controlled device establish a TCP transmission channel, the master control device monitors the TCP transmission channel, the controlled device starts to record the current device operation interface, and screen recording data are sent to the master control device through the TCP transmission channel; the main control equipment receives screen recording data of a plurality of controlled equipment and displays the screen recording data to different windows in a video stream mode;
further, the specific steps of monitoring input operation information on different screen projection interactive interfaces by the main control device of S3 and converting the information into a control instruction are as follows:
s301, the main control device monitors the user interface input information of each controlled device;
s302, aiming at the relative position information of the current window, converting the information of the touch event including the gesture, the touch position and the like into instruction operation;
s303, the controlled terminal receives the instruction information and executes corresponding operation.
The method comprises the steps that mapping relation between appointed instruction information and operation events between a master control device and a controlled device, and the controlled device monitors a transmission channel port; performing touch events (long press, click, single-finger sliding and multi-finger sliding) or operating on external equipment such as a mouse, a keyboard and the like on the main control equipment; the master control equipment converts the monitored operation event into instruction information, and sends the instruction to the controlled equipment through a transmission channel; after receiving the instruction, the controlled equipment analyzes and executes a corresponding operation event;
further, the S4 master control device remotely obtains the multimedia file in the controlled device, and shares the multimedia file to the controlled device;
the master control device opens a multimedia file manager in the device, selects multimedia files and sends the secondary files to the controlled device through a transmission channel in a file stream mode; the master control equipment sends an instruction to open a file manager of the controlled equipment through a transmission channel, and sends the file to the master control equipment through the transmission channel after selecting the file so as to complete file sharing between the master control equipment and the controlled equipment;
each screen projection information display window on the main control equipment respectively monitors input information of a user interface, wherein the input information comprises a touch event, an input event of external equipment and the like; and generating an instruction by monitoring the input information of the user interface, and sending the instruction to the controlled equipment through a TCP transmission channel. The controlled equipment receives the remote control instruction information and executes corresponding operation according to the instruction information;
the main control equipment can open a multimedia file manager in the equipment per se and send a specific multimedia file per se to specific controlled equipment through a transmission channel in a file stream mode;
the main control device can open the multimedia file manager of the controlled device through an instruction and send the selected file to the main control device through a transmission channel in a file stream mode.
Example two:
a control system for remote screen projection specifically comprises a connection establishing module, a screen projection display module, a monitoring conversion module and a bidirectional interaction module:
a connection establishment module: the method comprises the steps that a main control device establishes connection with one or more target controlled devices in a local area network;
the screen projection display module: the master control equipment receives screen projection information transmitted by the controlled equipment through connection and displays the screen projection information into a window;
a monitoring conversion module: the main control equipment monitors input operation information of different screen projection interactive interfaces and converts the information into a control instruction;
a bidirectional interaction module: the method comprises the steps that a main control device remotely obtains a multimedia file in a controlled device and shares the multimedia file to the controlled device;
further, the connection establishing module specifically includes a network setting module, an information marking module and a channel establishing module:
a network setting module: the master control equipment and all the controlled equipment are networked and are in the same local area network environment;
an information marking module: filling IP information of all controlled devices in the main control device as marking information;
a channel establishing module: the master control equipment establishes a TCP transmission channel through the IP information of the controlled equipment;
further, the screen projection information of the screen projection display module comprises screen recording and screen capturing information of a current operation interface of the controlled equipment; when the master control equipment is connected with a plurality of controlled equipment, screen projection information of a plurality of different controlled equipment is displayed in different windows;
still further, the monitoring conversion module specifically includes an input monitoring module, an information conversion module, and an instruction execution module:
the input monitoring module: the master control equipment monitors the user interface input information of each controlled equipment;
the information conversion module: aiming at the relative position information of the current window, converting the information of the touch event including the gesture, the touch position and the like into instruction operation;
the instruction execution module: and the controlled terminal receives the instruction information and executes corresponding operation.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. A control method for remote screen projection is characterized by comprising the following specific steps:
s1, the main control device establishes connection with one or more target controlled devices in the local area network;
s2, the main control device receives screen projection information transmitted by the controlled device through connection and displays the screen projection information into a window;
s3, the main control device monitors the input operation information of different screen projection interactive interfaces and converts the information into a control instruction;
s4 the master device remotely obtains the multimedia files in the controlled device and shares the multimedia files to the controlled device.
2. The method as claimed in claim 1, wherein the step of establishing the connection between the S1 master device and the one or more target slave devices in the lan comprises:
s101, networking the master control equipment and all the controlled equipment and placing the master control equipment and all the controlled equipment in the same local area network environment;
s102, filling IP information of all controlled devices in the main control device as marking information;
s103, the main control device establishes a TCP transmission channel through the IP information of the controlled device.
3. The method as claimed in claim 2, wherein the screen projection information in S2 includes screen recording and screen capturing information of the current operation interface of the controlled device; when the main control equipment is connected with the controlled equipment, screen projection information of different controlled equipment is displayed in different windows.
4. The method as claimed in claim 3, wherein the step of the S3 main control device monitoring the input operation information of different screen-projecting interactive interfaces and converting the information into the control command comprises:
s301, the main control device monitors the user interface input information of each controlled device;
s302, aiming at the relative position information of the current window, converting the information of the touch event including the gesture, the touch position and the like into instruction operation;
s303, the controlled terminal receives the instruction information and executes corresponding operation.
5. A control system for remote screen projection is characterized by specifically comprising a connection establishing module, a screen projection display module, a monitoring conversion module and a bidirectional interaction module:
a connection establishment module: the method comprises the steps that a main control device establishes connection with one or more target controlled devices in a local area network;
the screen projection display module: the master control equipment receives screen projection information transmitted by the controlled equipment through connection and displays the screen projection information into a window;
a monitoring conversion module: the main control equipment monitors input operation information of different screen projection interactive interfaces and converts the information into a control instruction;
a bidirectional interaction module: the master control equipment remotely obtains the multimedia files in the controlled equipment and shares the multimedia files to the controlled equipment.
6. The system according to claim 5, wherein the connection establishing module specifically comprises a network setting module, an information marking module, and a channel establishing module:
a network setting module: the master control equipment and all the controlled equipment are networked and are in the same local area network environment;
an information marking module: filling IP information of all controlled devices in the main control device as marking information;
a channel establishing module: the main control device establishes a TCP transmission channel through the IP information of the controlled device.
7. The system of claim 6, wherein the screen projection information of the screen projection display module includes screen recording and screen capturing information of a current operation interface of the controlled device; when the main control equipment is connected with the controlled equipment, screen projection information of different controlled equipment is displayed in different windows.
8. The system of claim 7, wherein the monitoring conversion module specifically comprises an input monitoring module, an information conversion module and an instruction execution module:
the input monitoring module: the master control equipment monitors the user interface input information of each controlled equipment;
the information conversion module: aiming at the relative position information of the current window, converting the information of the touch event including the gesture, the touch position and the like into instruction operation;
the instruction execution module: and the controlled terminal receives the instruction information and executes corresponding operation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111129540.6A CN114237531A (en) | 2021-09-26 | 2021-09-26 | Remote screen projection control method and system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111129540.6A CN114237531A (en) | 2021-09-26 | 2021-09-26 | Remote screen projection control method and system |
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| CN114237531A true CN114237531A (en) | 2022-03-25 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115408093A (en) * | 2022-10-31 | 2022-11-29 | 统信软件技术有限公司 | Remote connection method, remote connection system, computing device, and storage medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115408093A (en) * | 2022-10-31 | 2022-11-29 | 统信软件技术有限公司 | Remote connection method, remote connection system, computing device, and storage medium |
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