CN113242173B - Screen sharing method, device and system and instant messaging server - Google Patents
Screen sharing method, device and system and instant messaging server Download PDFInfo
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- CN113242173B CN113242173B CN202110506181.5A CN202110506181A CN113242173B CN 113242173 B CN113242173 B CN 113242173B CN 202110506181 A CN202110506181 A CN 202110506181A CN 113242173 B CN113242173 B CN 113242173B
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- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000004891 communication Methods 0.000 claims description 32
- 238000010586 diagram Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 238000003491 array Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/04—Real-time or near real-time messaging, e.g. instant messaging [IM]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/40—Support for services or applications
- H04L65/401—Support for services or applications wherein the services involve a main real-time session and one or more additional parallel real-time or time sensitive sessions, e.g. white board sharing or spawning of a subconference
- H04L65/4015—Support for services or applications wherein the services involve a main real-time session and one or more additional parallel real-time or time sensitive sessions, e.g. white board sharing or spawning of a subconference where at least one of the additional parallel sessions is real time or time sensitive, e.g. white board sharing, collaboration or spawning of a subconference
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/40—Support for services or applications
- H04L65/403—Arrangements for multi-party communication, e.g. for conferences
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/60—Network streaming of media packets
- H04L65/65—Network streaming protocols, e.g. real-time transport protocol [RTP] or real-time control protocol [RTCP]
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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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
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Abstract
The invention relates to the technical field of screen sharing, in particular to a screen sharing method, device and system and an instant messaging server, wherein the method comprises the steps of establishing instant messaging with a screen throwing receiving end and a screen throwing sending end based on instant messaging service; obtaining a sharing request from a screen throwing sending end, wherein the sharing request comprises a screen throwing request or a screen sharing request; transmitting a screen throwing request or a screen sharing request to a screen throwing receiving end; acquiring feedback information generated by a screen throwing receiving end according to a screen throwing request or a screen sharing request; after the resource negotiation is carried out between the screen throwing sending end and the screen throwing receiving end, the screen throwing sending end sends the content corresponding to the screen throwing request to the screen throwing receiving end or the screen throwing receiving end sends the content corresponding to the screen sharing request to the screen throwing sending end. By adopting the technical scheme, the connection is established through the instant messaging service, the connection is convenient, the user does not need to install appointed screen-throwing software, and the screen throwing can be realized only by a common browser, so that the use is convenient.
Description
Technical Field
The invention relates to the technical field of screen sharing, in particular to a screen sharing method, device and system and an instant messaging server.
Background
At present, when the organization and the organization are in a meeting, meeting contents, including sound contents, picture contents and the like, are frequently required to be played through a playing device, so that a speaker can clearly clarify the subject matter of the meeting, the participant can understand the meeting more easily, and the meeting efficiency is further effectively improved.
In the prior art, special screen projection software or hardware is generally used for screen projection processing, and when a user uses the screen projection processing, the user needs to use a physical cable to connect the projected equipment with the display equipment, so that the screen projection processing is inconvenient. Moreover, due to network isolation, it is difficult for a visitor at a different place to play the content of the visitor client by using a playing device at the conference, or specified non-universal screen-throwing software needs to be installed, so that the visitor can throw a screen onto a display device used at the conference.
Therefore, the screen sharing method in the prior art is inconvenient.
Disclosure of Invention
Accordingly, the present invention is directed to a method, apparatus, system and instant messaging server for sharing a screen, so as to solve the problem that the conventional screen sharing method is inconvenient.
In order to achieve the above purpose, the invention adopts the following technical scheme:
a screen sharing method is applied to an instant messaging server, and the method comprises the following steps:
based on the instant messaging service, establishing instant messaging with a screen throwing receiving end and a screen throwing sending end;
obtaining a sharing request from the screen throwing sending end, wherein the sharing request comprises a screen throwing request or a screen sharing request;
the screen throwing request or the screen sharing request is sent to the screen throwing receiving end;
acquiring feedback information generated by the screen throwing receiving end according to the screen throwing request or the screen sharing request;
and if the feedback information comprises agreeing to share, notifying the screen sending end and the screen receiving end to carry out resource negotiation, so that after the resource negotiation is successful, the screen sending end sends the content corresponding to the screen sending request to the screen receiving end, or the screen receiving end sends the content corresponding to the screen sharing request to the screen sending end.
Further, the method for sharing the screen, based on the instant messaging service, establishes instant messaging with a screen-throwing receiving end and a screen-throwing sending end, includes:
acquiring a first connection request from the screen-throwing receiving end; wherein, the first connection request is sent by the screen throwing receiving terminal based on the instant communication service;
establishing a first connection with the screen throwing receiving end according to the first connection request;
storing the first connection into a preset room and generating room information;
receiving a second connection request from the screen throwing sending end; the second connection request is generated by the screen projection sending end based on the room information;
establishing a second connection with the screen throwing sending end according to the second connection request;
and storing the second connection into the preset room, and establishing instant communication with the screen-throwing receiving end and the screen-throwing sending end.
Further, the method for sharing a screen described above, before receiving the second connection request from the screen sending end, further includes:
and sending the room information to the screen projection receiving end so that the screen projection receiving end outputs the room information, and a user inputs the output room information to the screen projection sending end.
Further, in the above screen sharing method, the establishing a second connection with the screen sending end based on the second connection request includes:
and checking the second connection request, and if the second connection request is checked successfully, establishing second connection with the screen-throwing transmitting end.
Further, the method for sharing a screen described above, after storing the second connection in the preset room, further includes:
and sending the online prompt of the screen-throwing sending end to other equipment in the preset room.
Further, in the screen sharing method, if the feedback information includes agreement to share, notifying the screen sending end and the screen receiving end to perform resource negotiation, so that after the resource negotiation is successful, the screen sending end sends a control instruction to the screen receiving end, and the screen receiving end executes the control instruction; the control instruction is generated according to a screen throwing instruction input into the screen throwing sending end by a user.
Further, in the above screen sharing method, the instant messaging service includes WebRTC service.
On the other hand, the invention also provides a sharing device of the screen, which is applied to the instant messaging server, and the device comprises:
the building module is used for building instant messaging with the screen throwing receiving end and the screen throwing sending end based on the instant messaging service;
the acquisition module is used for acquiring a sharing request from the screen throwing sending end, wherein the sharing request comprises a screen throwing request or a screen sharing request;
the sending module is used for sending the screen throwing request or the screen sharing request to the screen throwing receiving end;
the acquisition module is further used for acquiring feedback information generated by the screen throwing receiving end according to the screen throwing request or the screen sharing request;
and the notification module is used for notifying the screen-throwing sending end and the screen-throwing receiving end to carry out resource negotiation if the feedback information comprises sharing agreement, so that after the resource negotiation is successful, the screen-throwing sending end sends the content corresponding to the screen-throwing request to the screen-throwing receiving end, or the screen-throwing receiving end sends the content corresponding to the screen sharing request to the screen-throwing sending end.
In another aspect, the present invention further provides an instant messaging server, including a processor and a memory, where the processor is connected to the memory:
the processor is used for calling and executing the program stored in the memory;
the memory is configured to store the program, where the program is at least configured to execute the screen sharing method described in any one of the above.
On the other hand, the invention also provides a screen sharing system, which comprises a screen receiving end, a screen sending end and the instant messaging server;
the communication server, the screen projection receiving end and the screen projection transmitting end are communicated through a wireless network;
the communication server is independently arranged, or the communication server and the screen throwing receiving end are integrated.
The method comprises the steps of establishing instant messaging with a screen throwing receiving end and a screen throwing sending end based on instant messaging service; obtaining a sharing request from a screen throwing sending end, wherein the sharing request comprises a screen throwing request or a screen sharing request; transmitting a screen throwing request or a screen sharing request to a screen throwing receiving end; acquiring feedback information generated by a screen throwing receiving end according to a screen throwing request or a screen sharing request; if the feedback information includes agreement to share, performing resource negotiation with the screen-throwing sending end and the screen-throwing receiving end, so that after the resource negotiation is successful, the screen-throwing sending end sends the content corresponding to the screen-throwing request to the screen-throwing receiving end, or the screen-throwing receiving end sends the content corresponding to the screen-sharing request to the screen-throwing sending end. By adopting the technical scheme of the invention, the connection is established through the instant messaging service, the user does not need to use a physical cable, the connection is convenient, the user does not need to install appointed screen throwing software, the screen throwing can be realized only by a common browser, and the use is convenient.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flowchart of a screen sharing method according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a sharing device according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of an embodiment of an instant messaging server according to the present invention;
fig. 4 is a schematic structural diagram of a sharing system of the screen according to an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
FIG. 1 is a flowchart of a screen sharing method according to an embodiment of the present invention.
The embodiment provides a screen sharing method which is applied to an instant messaging server. As shown in fig. 1, the method for sharing a screen in this embodiment may include the following steps:
s11, based on the instant communication service, establishing instant communication with the screen throwing receiving end and the screen throwing sending end.
Specifically, the instant messaging server can establish instant messaging of the screen projection receiving end and the screen projection sending end based on the instant messaging service. The screen projection transmitting end is a device for transmitting video and audio, and the screen projection receiving end is a device for playing the video and the audio.
In some alternative embodiments, the instant messaging server may be integrated with the screen-casting receiving end, i.e., the instant messaging server is built in the screen-casting receiving end; alternatively, the instant messaging server may be configured as an independent internet server, which is not limited in this embodiment.
In some alternative embodiments, the system for projecting the screen in the projecting sending end may be independent software, or may be a web page of a browser, which is not limited in this embodiment.
In some alternative embodiments, the screen projection receiving end may directly communicate with the screen projection sending end, may directly or indirectly communicate with the instant messaging server, or may directly or indirectly communicate with the internet.
In some alternative embodiments, the instant messaging service includes WebRTC service. WebRTC implements web-based video conferencing, and the standard is the whatwwg protocol, with the aim of providing simple javascript through a browser to reach instant messaging (Real-Time Communications (RTC)) capability.
In some alternative embodiments, the instant messaging server can establish instant messaging of instant messaging with the screen throwing receiving end and the screen throwing sending end by the following steps:
step one, acquiring a first connection request from a screen throwing receiving end; wherein, the first connection request is sent by the screen throwing receiving terminal based on the instant messaging service;
step two, establishing a first connection with a screen throwing receiving end according to a first connection request;
step three, storing the first connection into a preset room, and generating room information;
step four, receiving a second connection request from the screen-switching transmitting end; the second connection request is generated by the screen sending end based on room information;
step five, establishing a second connection with the screen throwing sending end according to the second connection request;
and step six, storing the second connection into a preset room, and establishing instant messaging with the screen throwing receiving end and the screen throwing sending end.
Specifically, when the screen-throwing receiving terminal operates, the communication service which can be used by the screen-throwing receiving terminal can be automatically detected, and the appropriate instant communication service is comprehensively judged and connected according to the selection and the available condition of the user. In some alternative embodiments, all available communication services may be output, with the end-use communication service selected by the user. In other embodiments, the most suitable communication service may be selected automatically from all available communication services, where the most suitable communication service includes a communication service with a strongest signal or a communication service with a highest communication speed, and the embodiment is not limited.
In this embodiment, a first connection request from the screen-throwing receiving end may be obtained. The first connection request is sent by the screen-throwing receiving end based on the instant messaging service, namely the first connection request is sent by the screen-throwing receiving end based on the finally determined messaging service.
According to the first connection request, a first connection with the screen-throwing receiving end is established, and the survival condition of the first connection can be detected at fixed time. And storing the first connection into a preset room to generate room information. Other devices may enter the preset room through room information.
In some alternative embodiments, the room information may be sent to the screen capturing end, so that the screen capturing end outputs the room information, and the user inputs the output room information to the screen capturing end.
Specifically, after the room information is sent to the screen-throwing receiving end, the screen-throwing receiving end sorts the room information, the display equipment of the screen-throwing receiving end can output the sorted room information, after the user obtains the room information through the display equipment, the room information is input to the screen-throwing sending end, and the screen-throwing sending end generates a second connection request based on the room information. Specifically, the screen sending end may send the room information as a part of the second connection request to the instant messaging server.
In some alternative embodiments, the projection screen receiving end may include a plurality of display devices.
And acquiring a second connection request, and establishing second connection between the instant messaging server and the screen throwing sending end. In some alternative embodiments, the second connection with the screen-cast sender may be established by:
and checking the second connection request, and if the second connection request is checked successfully, establishing second connection with the screen throwing sending end.
Specifically, the second connection request may be checked, and the check rule may refer to the prior art, which is not described in detail in this embodiment. If the verification is successful, a second connection between the instant messaging server and the screen throwing sending end is established. If the verification fails, no connection is established.
And storing the second connection into the preset room, and establishing instant communication with the screen throwing receiving end and the screen throwing sending end.
Based on the connection mode, a user does not need to directly access an internal network of the conference, and can realize screen projection only by accessing the Internet or a hot spot of the display equipment.
In some alternative embodiments, after storing the second connection in the preset room, the method may further include the steps of:
and sending an online prompt of the screen-throwing sending end to other equipment in the preset room.
Specifically, the online reminder may be sent to other devices in the preset room, for example, a screen-throwing receiving end, other screen-throwing sending ends, and the like, to inform other users that the screen-throwing sending end is online. Other devices in the room can output the online reminding in the form of sound or display the online reminding through a display screen, and the embodiment is not limited.
S12, obtaining a sharing request from the screen throwing sending end.
After the instant communication server establishes instant communication with the screen throwing receiving end and the screen throwing sending end, the sharing request from the screen throwing sending end can be obtained.
In some alternative embodiments, the sharing request includes a screen-cast request. The screen projection request refers to that the screen projection sending end requests to project the content of the screen projection sending end to the screen projection receiving end, and the screen projection request can be understood as forward screen projection.
In some other alternative embodiments, the sharing request includes a screen sharing request. The screen sharing request refers to that the screen sending end requests to display the content displayed by the screen receiving end, and can be understood as a screen mirror image of the screen receiving end.
S13, sending the screen throwing request or the screen sharing request to a screen throwing receiving end.
In this embodiment, after obtaining the screen-throwing request or the screen sharing request, the screen-throwing request or the screen sharing request is forwarded to the screen-throwing receiving end.
S14, acquiring feedback information generated by the screen throwing receiving end according to the screen throwing request or the screen sharing request.
After the screen throwing receiving end obtains the screen throwing request or the screen sharing request, the screen throwing request or the screen sharing request can be displayed through the display device, a user determines whether to agree with the screen throwing or the screen sharing through the screen throwing request or the screen sharing request displayed by the display device, and determines operation, and the screen throwing receiving end obtains operation information input by the user and sends the operation information to the instant messaging server as feedback information.
Or, the user may set in advance, and after the screen-throwing receiving end obtains the screen-throwing request or the screen sharing request, feedback information is automatically sent, for example, if the IP address of the screen-throwing sending end is an IP address meeting the requirement, the feedback information may include approval for sharing, and if the IP address of the screen-throwing sending end is an IP address not meeting the requirement, the feedback information may include disapproval for sharing.
In this embodiment, feedback information generated by the screen throwing receiving end according to the screen throwing request or the screen sharing request is obtained.
And S15, if the feedback information comprises agreeing to share, notifying the screen sending end and the screen receiving end to carry out resource negotiation, so that after the resource negotiation is successful, the screen sending end sends the content corresponding to the screen request to the screen receiving end, or the screen receiving end sends the content corresponding to the screen sharing request to the screen sending end.
If the feedback information comprises agreeing to share, after obtaining permission, notifying the screen sending end and the screen receiving end to carry out resource negotiation. For example, negotiating available network and system resources.
After the resource negotiation is successful, if the sharing request comprises a screen projection request, the screen projection sending end sends the content corresponding to the screen projection request to the screen projection receiving end, and the display equipment in the screen projection receiving end can play the content.
After the resource negotiation is successful, if the sharing request includes a screen sharing request, the screen sending receiving end encodes the content corresponding to the screen sharing request and sends the encoded content to the screen sending end, and the display device of the screen sending receiving end can also continue to play the content corresponding to the sharing request.
The screen sharing method of the embodiment comprises the steps of establishing instant messaging with a screen throwing receiving end and a screen throwing sending end based on instant messaging service; obtaining a sharing request from a screen throwing sending end, wherein the sharing request comprises a screen throwing request or a screen sharing request; transmitting a screen throwing request or a screen sharing request to a screen throwing receiving end; acquiring feedback information generated by a screen throwing receiving end according to a screen throwing request or a screen sharing request; if the feedback information comprises agreeing to share, notifying the screen sending end and the screen receiving end to carry out resource negotiation, so that after the resource negotiation is successful, the screen sending end sends the content corresponding to the screen request to the screen receiving end, or the screen receiving end sends the content corresponding to the screen sharing request to the screen sending end. By adopting the technical scheme of the embodiment, the connection is established through the instant messaging service, a user does not need to use a physical cable, the connection is convenient, the user does not need to install appointed screen throwing software, and the screen throwing can be realized only by a common browser, so that the use is convenient.
In some optional embodiments, if the feedback information includes agreeing to share, notifying the screen sending end and the screen receiving end to perform resource negotiation, so that after the resource negotiation is successful, the method further includes the following steps:
the screen throwing sending end sends the control instruction to the screen throwing receiving end, and the screen throwing receiving end executes the control instruction; the control instruction is generated according to a screen throwing instruction input into the screen throwing sending end by a user.
Specifically, if a user of the screen-throwing transmitting end wants to control the screen-throwing receiving end, the screen-throwing transmitting end can edit the screen-throwing instruction, the screen-throwing transmitting end converts the screen-throwing instruction to generate a control instruction, then the control instruction is transmitted to the screen-throwing receiving end, the screen-throwing receiving end receives the control instruction and then translates and converts the control instruction, the control instruction is input to an operating system where the screen-throwing receiving end is located in a simulation mode, and the control instruction is executed, for example, control instructions such as page turning, fast forwarding and fast rewinding are executed. The user can remotely control the display device in real time to control the screen-throwing receiving end.
Based on a general inventive concept, the invention also provides a device for sharing the screen, which is used for realizing the method embodiment.
Fig. 2 is a schematic structural diagram of a sharing device of a screen according to an embodiment of the invention.
As shown in fig. 2, the sharing device of the screen of the present embodiment includes:
the establishing module 21 is configured to establish instant messaging with the screen throwing receiving end and the screen throwing sending end based on the instant messaging service;
the obtaining module 22 is configured to obtain a sharing request from the screen-throwing sending end, where the sharing request includes a screen-throwing request or a screen sharing request;
a sending module 23, configured to send a screen-throwing request or a screen sharing request to a screen-throwing receiving end;
the obtaining module 22 is further configured to obtain feedback information generated by the screen throwing receiving end according to the screen throwing request or the screen sharing request;
and the notification module 24 is configured to notify the screen sending end and the screen receiving end to perform resource negotiation if the feedback information includes agreement to share, so that after the resource negotiation is successful, the screen sending end sends the content corresponding to the screen request to the screen receiving end, or the screen receiving end sends the content corresponding to the screen sharing request to the screen sending end.
In the screen sharing device of the embodiment, the establishing module 21 establishes instant messaging with the screen throwing receiving end and the screen throwing sending end based on instant messaging service; the obtaining module 22 obtains a sharing request from the screen sending end, wherein the sharing request comprises a screen throwing request or a screen sharing request; a transmitting module 23 for transmitting the screen-throwing request or the screen sharing request to the screen-throwing receiving end; the acquisition module 22 acquires feedback information generated by the screen throwing receiving end according to the screen throwing request or the screen sharing request; if the feedback information includes agreeing to share, the notification module 24 notifies the screen sending end and the screen receiving end to perform resource negotiation, so that after the resource negotiation is successful, the screen sending end sends the content corresponding to the screen request to the screen receiving end, or the screen receiving end sends the content corresponding to the screen sharing request to the screen sending end. By adopting the technical scheme of the embodiment, the connection is established through the instant messaging service, a user does not need to use a physical cable, the connection is convenient, the user does not need to install appointed screen throwing software, and the screen throwing can be realized only by a common browser, so that the use is convenient.
In some alternative embodiments, the establishing module 21 is specifically configured to obtain the first connection request from the screen-throwing receiving end; wherein, the first connection request is sent by the screen throwing receiving terminal based on the instant messaging service; establishing a first connection with a screen throwing receiving end according to a first connection request; storing the first connection into a preset room, and generating room information; receiving a second connection request from a screen-switching transmitting end; the second connection request is generated by the screen sending end based on room information; establishing a second connection with the screen throwing sending end according to the second connection request; and storing the second connection into a preset room, and establishing instant communication with the screen throwing receiving end and the screen throwing sending end.
In some alternative embodiments, before receiving the second connection request from the screen sending end, the establishing module 21 is specifically configured to send the room information to the screen receiving end, so that the screen receiving end outputs the room information, and the user inputs the output room information to the screen sending end.
In some alternative embodiments, the establishing module 21 is specifically configured to check the second connection request, and if the check is successful, establish the second connection with the screen sending end.
In some alternative embodiments, after the second connection is stored in the preset room, the establishing module 21 is specifically configured to send an online reminder of the screen-throwing sending end to other devices in the preset room.
In some optional embodiments, the notification module 24 is specifically configured to notify the screen sending end and the screen receiving end to perform resource negotiation if the feedback information includes agreement to share, so that after the resource negotiation is successful, the screen sending end sends a control instruction to the screen receiving end, and the screen receiving end executes the control instruction; the control instruction is generated according to a screen throwing instruction input into the screen throwing sending end by a user.
In some alternative embodiments, the instant messaging service includes WebRTC service.
The specific manner in which the various modules perform the operations in the apparatus of the above embodiments have been described in detail in connection with the embodiments of the method, and will not be described in detail herein.
Based on a general inventive concept, the invention also provides an instant messaging server for implementing the method embodiment.
Fig. 3 is a schematic structural diagram of an instant messaging server according to an embodiment of the present invention.
As shown in fig. 3, the instant messaging server of the present embodiment includes a processor 31 and a memory 32, where the processor 31 is connected to the memory 32. Wherein the processor 31 is used for calling and executing the program stored in the memory 32; the memory 32 is used to store a program for executing at least the screen sharing method in the above embodiment. By adopting the technical scheme of the embodiment, the connection is established through the instant messaging service, a user does not need to use a physical cable, the connection is convenient, the user does not need to install appointed screen throwing software, and the screen throwing can be realized only by a common browser, so that the use is convenient.
Based on a general inventive concept, the invention also provides a screen sharing system, which comprises a screen receiving end 41, a screen sending end 42 and the instant messaging server 43 in the above embodiment.
Fig. 4 is a schematic structural diagram of a sharing system of the screen according to an embodiment of the invention.
The communication server 43, the screen projection receiving end 41 and the screen projection transmitting end 42 communicate through a wireless network; the communication server 43 is independently provided, or the communication server 43 is integrally provided with the screen-throwing receiving terminal 41.
The screen receiving end 41 is further provided with one, two or more display devices for displaying the contents of the screen.
It is to be understood that the same or similar parts in the above embodiments may be referred to each other, and that in some embodiments, the same or similar parts in other embodiments may be referred to.
It should be noted that in the description of the present invention, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present invention, unless otherwise indicated, the meaning of "plurality" means at least two.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and further implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
It is to be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above-described embodiments, the various steps or methods may be implemented in software or firmware stored in a memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, may be implemented using any one or combination of the following techniques, as is well known in the art: discrete logic circuits having logic gates for implementing logic functions on data signals, application specific integrated circuits having suitable combinational logic gates, programmable Gate Arrays (PGAs), field Programmable Gate Arrays (FPGAs), and the like.
Those of ordinary skill in the art will appreciate that all or a portion of the steps carried out in the method of the above-described embodiments may be implemented by a program to instruct related hardware, where the program may be stored in a computer readable storage medium, and where the program, when executed, includes one or a combination of the steps of the method embodiments.
In addition, each functional unit in the embodiments of the present invention may be integrated in one processing module, or each unit may exist alone physically, or two or more units may be integrated in one module. The integrated modules may be implemented in hardware or in software functional modules. The integrated modules may also be stored in a computer readable storage medium if implemented in the form of software functional modules and sold or used as a stand-alone product.
The above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, or the like.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.
Claims (8)
1. The screen sharing method is characterized by being applied to an instant messaging server, and comprises the following steps:
based on the instant messaging service, establishing instant messaging with a screen throwing receiving end and a screen throwing sending end;
the screen throwing sending end accesses the instant messaging server through a web browser and sends out a sharing request; the sharing request comprises a screen throwing request or a screen sharing request;
obtaining a sharing request from the screen throwing sending end according to the instant messaging service;
the screen throwing request or the screen sharing request is sent to the screen throwing receiving end;
acquiring feedback information generated by the screen throwing receiving end according to the screen throwing request or the screen sharing request;
if the feedback information comprises agreeing to share, notifying the screen sending end and the screen receiving end to carry out resource negotiation, so that after the resource negotiation is successful, the screen sending end sends the content corresponding to the screen sending request to the screen receiving end, or the screen receiving end sends the content corresponding to the screen sharing request to the screen sending end;
the method for establishing the instant messaging with the screen throwing receiving end and the screen throwing sending end based on the instant messaging service comprises the following steps:
acquiring a first connection request from the screen-throwing receiving end; wherein, the first connection request is sent by the screen throwing receiving terminal based on the instant communication service;
establishing a first connection with the screen throwing receiving end according to the first connection request;
storing the first connection into a preset room and generating room information;
receiving a second connection request from the screen throwing sending end; the second connection request is generated by the screen projection sending end based on the room information;
establishing a second connection with the screen throwing sending end according to the second connection request;
storing the second connection into the preset room, and establishing instant communication with the screen-throwing receiving end and the screen-throwing sending end;
before receiving the second connection request from the screen-throwing sending end, the method further comprises:
and sending the room information to the screen projection receiving end so that the screen projection receiving end outputs the room information, and a user inputs the output room information to the screen projection sending end.
2. The method for sharing a screen according to claim 1, wherein the establishing a second connection with the screen sending end based on the second connection request includes:
and checking the second connection request, and if the second connection request is checked successfully, establishing second connection with the screen-throwing transmitting end.
3. The method of sharing a screen according to claim 1, further comprising, after storing the second connection in the preset room:
and sending the online prompt of the screen-throwing sending end to other equipment in the preset room.
4. The screen sharing method according to claim 1, wherein if the feedback information includes agreement to share, notifying the screen sending end and the screen receiving end to perform resource negotiation, so that after the resource negotiation is successful, the screen sending end sends a control instruction to the screen receiving end, and the screen receiving end executes the control instruction; the control instruction is generated according to a screen throwing instruction input into the screen throwing sending end by a user.
5. The screen sharing method of claim 1, wherein the instant messaging service comprises WebRTC service.
6. The utility model provides a sharing device of screen, its characterized in that is applied to instant messaging server, said device includes:
the building module is used for building instant messaging with the screen throwing receiving end and the screen throwing sending end based on the instant messaging service;
the screen throwing sending end accesses the instant messaging server through a web browser and sends out a sharing request; the sharing request comprises a screen throwing request or a screen sharing request;
the acquisition module is used for acquiring a sharing request from the screen throwing sending end according to the instant messaging service;
the sending module is used for sending the screen throwing request or the screen sharing request to the screen throwing receiving end;
the acquisition module is further used for acquiring feedback information generated by the screen throwing receiving end according to the screen throwing request or the screen sharing request;
the notification module is used for notifying the screen-throwing sending end and the screen-throwing receiving end to carry out resource negotiation if the feedback information comprises sharing agreement, so that after the resource negotiation is successful, the screen-throwing sending end sends the content corresponding to the screen-throwing request to the screen-throwing receiving end, or the screen-throwing receiving end sends the content corresponding to the screen sharing request to the screen-throwing sending end;
the method for establishing the instant messaging with the screen throwing receiving end and the screen throwing sending end based on the instant messaging service comprises the following steps:
acquiring a first connection request from the screen-throwing receiving end; wherein, the first connection request is sent by the screen throwing receiving terminal based on the instant communication service;
establishing a first connection with the screen throwing receiving end according to the first connection request;
storing the first connection into a preset room and generating room information;
receiving a second connection request from the screen throwing sending end; the second connection request is generated by the screen projection sending end based on the room information;
establishing a second connection with the screen throwing sending end according to the second connection request;
storing the second connection into the preset room, and establishing instant communication with the screen-throwing receiving end and the screen-throwing sending end;
before receiving the second connection request from the screen-throwing sending end, the method further comprises:
and sending the room information to the screen projection receiving end so that the screen projection receiving end outputs the room information, and a user inputs the output room information to the screen projection sending end.
7. The instant messaging server is characterized by comprising a processor and a memory, wherein the processor is connected with the memory:
the processor is used for calling and executing the program stored in the memory;
the memory is configured to store the program, and the program is configured to at least perform the screen sharing method according to any one of claims 1 to 5.
8. The screen sharing system is characterized by comprising a screen receiving end, a screen sending end and the instant messaging server according to claim 7;
the communication server, the screen projection receiving end and the screen projection transmitting end are communicated through a wireless network;
the communication server is independently arranged, or the communication server and the screen throwing receiving end are integrated.
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| CN114422460B (en) * | 2021-12-12 | 2024-03-01 | 路九阳 | Method and system for establishing same-screen communication sharing in instant communication application |
| CN115052186B (en) * | 2022-07-12 | 2023-09-15 | 北京字跳网络技术有限公司 | Screen projection method and related equipment |
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| CN112584228A (en) * | 2020-11-25 | 2021-03-30 | 山东宁泓信息技术有限公司 | Low-delay screen projection method and system based on WEB |
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| US20160321567A1 (en) * | 2015-04-30 | 2016-11-03 | Hewlett-Packard Development Company | Projection device access |
| US20180167426A1 (en) * | 2015-10-29 | 2018-06-14 | CrankWheel ehf. | Multiplatform Screen Sharing Solution for Software Demonstration |
| CN110515572B (en) * | 2018-05-21 | 2022-11-18 | 腾讯科技（深圳）有限公司 | Screen projection method and device, storage medium and computer equipment |
| CN111669424B (en) * | 2019-09-29 | 2023-05-02 | 深圳乐播科技有限公司 | Screen projection connection method, device and system and electronic equipment |
| CN112738575A (en) * | 2019-10-28 | 2021-04-30 | 阿里巴巴集团控股有限公司 | Screen projection implementation method, device and system |
| CN112738011B (en) * | 2019-10-28 | 2024-04-05 | 阿里巴巴集团控股有限公司 | Screen projection implementation method, device and system |
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| CN111866559A (en) * | 2020-07-10 | 2020-10-30 | 北京百家视联科技有限公司 | Wireless screen projection protocol system and method |
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